Merge github.com:grpc/grpc into minimal_test
diff --git a/BUILD b/BUILD
index 531bfe5..9424064 100644
--- a/BUILD
+++ b/BUILD
@@ -459,6 +459,7 @@
         "src/core/lib/iomgr/endpoint_pair_windows.c",
         "src/core/lib/iomgr/error.c",
         "src/core/lib/iomgr/ev_epoll_linux.c",
+        "src/core/lib/iomgr/lockfree_event.c",
         "src/core/lib/iomgr/ev_poll_posix.c",
         "src/core/lib/iomgr/ev_posix.c",
         "src/core/lib/iomgr/exec_ctx.c",
@@ -580,6 +581,7 @@
         "src/core/lib/iomgr/error.h",
         "src/core/lib/iomgr/error_internal.h",
         "src/core/lib/iomgr/ev_epoll_linux.h",
+        "src/core/lib/iomgr/lockfree_event.h",
         "src/core/lib/iomgr/ev_poll_posix.h",
         "src/core/lib/iomgr/ev_posix.h",
         "src/core/lib/iomgr/exec_ctx.h",
diff --git a/CMakeLists.txt b/CMakeLists.txt
index 0305d86..ed76368 100644
--- a/CMakeLists.txt
+++ b/CMakeLists.txt
@@ -5,9 +5,6 @@
 # This file can be regenerated from the template by running
 # tools/buildgen/generate_projects.sh
 #
-# Additionally, this is currently very experimental, and unsupported.
-# Further work will happen on that file.
-#
 # Copyright 2015, Google Inc.
 # All rights reserved.
 #
@@ -308,7 +305,7 @@
   foreach(FIL ${ARGN})
     get_filename_component(ABS_FIL ${FIL} ABSOLUTE)
     get_filename_component(FIL_WE ${FIL} NAME_WE)
-    file(RELATIVE_PATH REL_FIL ${CMAKE_SOURCE_DIR} ${ABS_FIL})
+    file(RELATIVE_PATH REL_FIL ${CMAKE_CURRENT_SOURCE_DIR} ${ABS_FIL})
     get_filename_component(REL_DIR ${REL_FIL} DIRECTORY)
     set(RELFIL_WE "${REL_DIR}/${FIL_WE}")
 
@@ -324,7 +321,7 @@
            ${_protobuf_include_path}
            ${REL_FIL}
       DEPENDS ${ABS_FIL} ${_gRPC_PROTOBUF_PROTOC} grpc_cpp_plugin
-      WORKING_DIRECTORY ${CMAKE_SOURCE_DIR}
+      WORKING_DIRECTORY ${CMAKE_CURRENT_SOURCE_DIR}
       COMMENT "Running gRPC C++ protocol buffer compiler on ${FIL}"
       VERBATIM)
 
@@ -942,6 +939,7 @@
   src/core/lib/iomgr/iomgr_uv.c
   src/core/lib/iomgr/iomgr_windows.c
   src/core/lib/iomgr/load_file.c
+  src/core/lib/iomgr/lockfree_event.c
   src/core/lib/iomgr/network_status_tracker.c
   src/core/lib/iomgr/polling_entity.c
   src/core/lib/iomgr/pollset_set_uv.c
@@ -1265,6 +1263,7 @@
   src/core/lib/iomgr/iomgr_uv.c
   src/core/lib/iomgr/iomgr_windows.c
   src/core/lib/iomgr/load_file.c
+  src/core/lib/iomgr/lockfree_event.c
   src/core/lib/iomgr/network_status_tracker.c
   src/core/lib/iomgr/polling_entity.c
   src/core/lib/iomgr/pollset_set_uv.c
@@ -1573,6 +1572,7 @@
   src/core/lib/iomgr/iomgr_uv.c
   src/core/lib/iomgr/iomgr_windows.c
   src/core/lib/iomgr/load_file.c
+  src/core/lib/iomgr/lockfree_event.c
   src/core/lib/iomgr/network_status_tracker.c
   src/core/lib/iomgr/polling_entity.c
   src/core/lib/iomgr/pollset_set_uv.c
@@ -1828,6 +1828,7 @@
   src/core/lib/iomgr/iomgr_uv.c
   src/core/lib/iomgr/iomgr_windows.c
   src/core/lib/iomgr/load_file.c
+  src/core/lib/iomgr/lockfree_event.c
   src/core/lib/iomgr/network_status_tracker.c
   src/core/lib/iomgr/polling_entity.c
   src/core/lib/iomgr/pollset_set_uv.c
@@ -2245,6 +2246,7 @@
   src/core/lib/iomgr/iomgr_uv.c
   src/core/lib/iomgr/iomgr_windows.c
   src/core/lib/iomgr/load_file.c
+  src/core/lib/iomgr/lockfree_event.c
   src/core/lib/iomgr/network_status_tracker.c
   src/core/lib/iomgr/polling_entity.c
   src/core/lib/iomgr/pollset_set_uv.c
@@ -2570,6 +2572,7 @@
   src/core/lib/iomgr/iomgr_uv.c
   src/core/lib/iomgr/iomgr_windows.c
   src/core/lib/iomgr/load_file.c
+  src/core/lib/iomgr/lockfree_event.c
   src/core/lib/iomgr/network_status_tracker.c
   src/core/lib/iomgr/polling_entity.c
   src/core/lib/iomgr/pollset_set_uv.c
@@ -2928,8 +2931,8 @@
   PRIVATE ${CARES_PLATFORM_INCLUDE_DIR}
   PRIVATE ${CMAKE_CURRENT_BINARY_DIR}/third_party/cares/cares
   PRIVATE ${CMAKE_CURRENT_BINARY_DIR}/third_party/gflags/include
-  PRIVATE third_party/googletest/include
-  PRIVATE third_party/googletest
+  PRIVATE third_party/googletest/googletest/include
+  PRIVATE third_party/googletest/googletest
   PRIVATE ${_gRPC_PROTO_GENS_DIR}
 )
 
@@ -3047,8 +3050,8 @@
   PRIVATE ${CARES_PLATFORM_INCLUDE_DIR}
   PRIVATE ${CMAKE_CURRENT_BINARY_DIR}/third_party/cares/cares
   PRIVATE ${CMAKE_CURRENT_BINARY_DIR}/third_party/gflags/include
-  PRIVATE third_party/googletest/include
-  PRIVATE third_party/googletest
+  PRIVATE third_party/googletest/googletest/include
+  PRIVATE third_party/googletest/googletest
   PRIVATE ${_gRPC_PROTO_GENS_DIR}
 )
 
@@ -3124,8 +3127,8 @@
   PRIVATE ${CARES_PLATFORM_INCLUDE_DIR}
   PRIVATE ${CMAKE_CURRENT_BINARY_DIR}/third_party/cares/cares
   PRIVATE ${CMAKE_CURRENT_BINARY_DIR}/third_party/gflags/include
-  PRIVATE third_party/googletest/include
-  PRIVATE third_party/googletest
+  PRIVATE third_party/googletest/googletest/include
+  PRIVATE third_party/googletest/googletest
   PRIVATE ${_gRPC_PROTO_GENS_DIR}
 )
 
@@ -3268,6 +3271,7 @@
   src/core/lib/iomgr/iomgr_uv.c
   src/core/lib/iomgr/iomgr_windows.c
   src/core/lib/iomgr/load_file.c
+  src/core/lib/iomgr/lockfree_event.c
   src/core/lib/iomgr/network_status_tracker.c
   src/core/lib/iomgr/polling_entity.c
   src/core/lib/iomgr/pollset_set_uv.c
@@ -3551,8 +3555,8 @@
   PRIVATE ${CARES_PLATFORM_INCLUDE_DIR}
   PRIVATE ${CMAKE_CURRENT_BINARY_DIR}/third_party/cares/cares
   PRIVATE ${CMAKE_CURRENT_BINARY_DIR}/third_party/gflags/include
-  PRIVATE third_party/googletest/include
-  PRIVATE third_party/googletest
+  PRIVATE third_party/googletest/googletest/include
+  PRIVATE third_party/googletest/googletest
   PRIVATE ${_gRPC_PROTO_GENS_DIR}
 )
 
@@ -3610,8 +3614,8 @@
   PRIVATE ${CARES_PLATFORM_INCLUDE_DIR}
   PRIVATE ${CMAKE_CURRENT_BINARY_DIR}/third_party/cares/cares
   PRIVATE ${CMAKE_CURRENT_BINARY_DIR}/third_party/gflags/include
-  PRIVATE third_party/googletest/include
-  PRIVATE third_party/googletest
+  PRIVATE third_party/googletest/googletest/include
+  PRIVATE third_party/googletest/googletest
   PRIVATE ${_gRPC_PROTO_GENS_DIR}
 )
 
@@ -3749,8 +3753,8 @@
   PRIVATE ${CARES_PLATFORM_INCLUDE_DIR}
   PRIVATE ${CMAKE_CURRENT_BINARY_DIR}/third_party/cares/cares
   PRIVATE ${CMAKE_CURRENT_BINARY_DIR}/third_party/gflags/include
-  PRIVATE third_party/googletest/include
-  PRIVATE third_party/googletest
+  PRIVATE third_party/googletest/googletest/include
+  PRIVATE third_party/googletest/googletest
   PRIVATE ${_gRPC_PROTO_GENS_DIR}
 )
 
@@ -3804,8 +3808,8 @@
   PRIVATE ${CARES_PLATFORM_INCLUDE_DIR}
   PRIVATE ${CMAKE_CURRENT_BINARY_DIR}/third_party/cares/cares
   PRIVATE ${CMAKE_CURRENT_BINARY_DIR}/third_party/gflags/include
-  PRIVATE third_party/googletest/include
-  PRIVATE third_party/googletest
+  PRIVATE third_party/googletest/googletest/include
+  PRIVATE third_party/googletest/googletest
   PRIVATE ${_gRPC_PROTO_GENS_DIR}
 )
 
@@ -3874,8 +3878,8 @@
   PRIVATE ${CARES_PLATFORM_INCLUDE_DIR}
   PRIVATE ${CMAKE_CURRENT_BINARY_DIR}/third_party/cares/cares
   PRIVATE ${CMAKE_CURRENT_BINARY_DIR}/third_party/gflags/include
-  PRIVATE third_party/googletest/include
-  PRIVATE third_party/googletest
+  PRIVATE third_party/googletest/googletest/include
+  PRIVATE third_party/googletest/googletest
   PRIVATE ${_gRPC_PROTO_GENS_DIR}
 )
 
@@ -3925,8 +3929,8 @@
   PRIVATE ${CARES_PLATFORM_INCLUDE_DIR}
   PRIVATE ${CMAKE_CURRENT_BINARY_DIR}/third_party/cares/cares
   PRIVATE ${CMAKE_CURRENT_BINARY_DIR}/third_party/gflags/include
-  PRIVATE third_party/googletest/include
-  PRIVATE third_party/googletest
+  PRIVATE third_party/googletest/googletest/include
+  PRIVATE third_party/googletest/googletest
   PRIVATE ${_gRPC_PROTO_GENS_DIR}
 )
 
@@ -3994,8 +3998,8 @@
   PRIVATE ${CARES_PLATFORM_INCLUDE_DIR}
   PRIVATE ${CMAKE_CURRENT_BINARY_DIR}/third_party/cares/cares
   PRIVATE ${CMAKE_CURRENT_BINARY_DIR}/third_party/gflags/include
-  PRIVATE third_party/googletest/include
-  PRIVATE third_party/googletest
+  PRIVATE third_party/googletest/googletest/include
+  PRIVATE third_party/googletest/googletest
   PRIVATE ${_gRPC_PROTO_GENS_DIR}
 )
 
@@ -4045,8 +4049,8 @@
   PRIVATE ${CARES_PLATFORM_INCLUDE_DIR}
   PRIVATE ${CMAKE_CURRENT_BINARY_DIR}/third_party/cares/cares
   PRIVATE ${CMAKE_CURRENT_BINARY_DIR}/third_party/gflags/include
-  PRIVATE third_party/googletest/include
-  PRIVATE third_party/googletest
+  PRIVATE third_party/googletest/googletest/include
+  PRIVATE third_party/googletest/googletest
   PRIVATE ${_gRPC_PROTO_GENS_DIR}
 )
 
@@ -4133,8 +4137,8 @@
   PRIVATE ${CARES_PLATFORM_INCLUDE_DIR}
   PRIVATE ${CMAKE_CURRENT_BINARY_DIR}/third_party/cares/cares
   PRIVATE ${CMAKE_CURRENT_BINARY_DIR}/third_party/gflags/include
-  PRIVATE third_party/googletest/include
-  PRIVATE third_party/googletest
+  PRIVATE third_party/googletest/googletest/include
+  PRIVATE third_party/googletest/googletest
   PRIVATE ${_gRPC_PROTO_GENS_DIR}
 )
 
@@ -8627,7 +8631,7 @@
 
 add_executable(alarm_cpp_test
   test/cpp/common/alarm_cpp_test.cc
-  third_party/googletest/src/gtest-all.cc
+  third_party/googletest/googletest/src/gtest-all.cc
 )
 
 
@@ -8644,8 +8648,8 @@
   PRIVATE ${CARES_PLATFORM_INCLUDE_DIR}
   PRIVATE ${CMAKE_CURRENT_BINARY_DIR}/third_party/cares/cares
   PRIVATE ${CMAKE_CURRENT_BINARY_DIR}/third_party/gflags/include
-  PRIVATE third_party/googletest/include
-  PRIVATE third_party/googletest
+  PRIVATE third_party/googletest/googletest/include
+  PRIVATE third_party/googletest/googletest
   PRIVATE ${_gRPC_PROTO_GENS_DIR}
 )
 
@@ -8666,7 +8670,7 @@
 
 add_executable(async_end2end_test
   test/cpp/end2end/async_end2end_test.cc
-  third_party/googletest/src/gtest-all.cc
+  third_party/googletest/googletest/src/gtest-all.cc
 )
 
 
@@ -8683,8 +8687,8 @@
   PRIVATE ${CARES_PLATFORM_INCLUDE_DIR}
   PRIVATE ${CMAKE_CURRENT_BINARY_DIR}/third_party/cares/cares
   PRIVATE ${CMAKE_CURRENT_BINARY_DIR}/third_party/gflags/include
-  PRIVATE third_party/googletest/include
-  PRIVATE third_party/googletest
+  PRIVATE third_party/googletest/googletest/include
+  PRIVATE third_party/googletest/googletest
   PRIVATE ${_gRPC_PROTO_GENS_DIR}
 )
 
@@ -8705,7 +8709,7 @@
 
 add_executable(auth_property_iterator_test
   test/cpp/common/auth_property_iterator_test.cc
-  third_party/googletest/src/gtest-all.cc
+  third_party/googletest/googletest/src/gtest-all.cc
 )
 
 
@@ -8722,8 +8726,8 @@
   PRIVATE ${CARES_PLATFORM_INCLUDE_DIR}
   PRIVATE ${CMAKE_CURRENT_BINARY_DIR}/third_party/cares/cares
   PRIVATE ${CMAKE_CURRENT_BINARY_DIR}/third_party/gflags/include
-  PRIVATE third_party/googletest/include
-  PRIVATE third_party/googletest
+  PRIVATE third_party/googletest/googletest/include
+  PRIVATE third_party/googletest/googletest
   PRIVATE ${_gRPC_PROTO_GENS_DIR}
 )
 
@@ -8745,7 +8749,7 @@
 
 add_executable(bm_arena
   test/cpp/microbenchmarks/bm_arena.cc
-  third_party/googletest/src/gtest-all.cc
+  third_party/googletest/googletest/src/gtest-all.cc
 )
 
 
@@ -8762,8 +8766,8 @@
   PRIVATE ${CARES_PLATFORM_INCLUDE_DIR}
   PRIVATE ${CMAKE_CURRENT_BINARY_DIR}/third_party/cares/cares
   PRIVATE ${CMAKE_CURRENT_BINARY_DIR}/third_party/gflags/include
-  PRIVATE third_party/googletest/include
-  PRIVATE third_party/googletest
+  PRIVATE third_party/googletest/googletest/include
+  PRIVATE third_party/googletest/googletest
   PRIVATE ${_gRPC_PROTO_GENS_DIR}
 )
 
@@ -8788,7 +8792,7 @@
 
 add_executable(bm_call_create
   test/cpp/microbenchmarks/bm_call_create.cc
-  third_party/googletest/src/gtest-all.cc
+  third_party/googletest/googletest/src/gtest-all.cc
 )
 
 
@@ -8805,8 +8809,8 @@
   PRIVATE ${CARES_PLATFORM_INCLUDE_DIR}
   PRIVATE ${CMAKE_CURRENT_BINARY_DIR}/third_party/cares/cares
   PRIVATE ${CMAKE_CURRENT_BINARY_DIR}/third_party/gflags/include
-  PRIVATE third_party/googletest/include
-  PRIVATE third_party/googletest
+  PRIVATE third_party/googletest/googletest/include
+  PRIVATE third_party/googletest/googletest
   PRIVATE ${_gRPC_PROTO_GENS_DIR}
 )
 
@@ -8831,7 +8835,7 @@
 
 add_executable(bm_chttp2_hpack
   test/cpp/microbenchmarks/bm_chttp2_hpack.cc
-  third_party/googletest/src/gtest-all.cc
+  third_party/googletest/googletest/src/gtest-all.cc
 )
 
 
@@ -8848,8 +8852,8 @@
   PRIVATE ${CARES_PLATFORM_INCLUDE_DIR}
   PRIVATE ${CMAKE_CURRENT_BINARY_DIR}/third_party/cares/cares
   PRIVATE ${CMAKE_CURRENT_BINARY_DIR}/third_party/gflags/include
-  PRIVATE third_party/googletest/include
-  PRIVATE third_party/googletest
+  PRIVATE third_party/googletest/googletest/include
+  PRIVATE third_party/googletest/googletest
   PRIVATE ${_gRPC_PROTO_GENS_DIR}
 )
 
@@ -8874,7 +8878,7 @@
 
 add_executable(bm_chttp2_transport
   test/cpp/microbenchmarks/bm_chttp2_transport.cc
-  third_party/googletest/src/gtest-all.cc
+  third_party/googletest/googletest/src/gtest-all.cc
 )
 
 
@@ -8891,8 +8895,8 @@
   PRIVATE ${CARES_PLATFORM_INCLUDE_DIR}
   PRIVATE ${CMAKE_CURRENT_BINARY_DIR}/third_party/cares/cares
   PRIVATE ${CMAKE_CURRENT_BINARY_DIR}/third_party/gflags/include
-  PRIVATE third_party/googletest/include
-  PRIVATE third_party/googletest
+  PRIVATE third_party/googletest/googletest/include
+  PRIVATE third_party/googletest/googletest
   PRIVATE ${_gRPC_PROTO_GENS_DIR}
 )
 
@@ -8917,7 +8921,7 @@
 
 add_executable(bm_closure
   test/cpp/microbenchmarks/bm_closure.cc
-  third_party/googletest/src/gtest-all.cc
+  third_party/googletest/googletest/src/gtest-all.cc
 )
 
 
@@ -8934,8 +8938,8 @@
   PRIVATE ${CARES_PLATFORM_INCLUDE_DIR}
   PRIVATE ${CMAKE_CURRENT_BINARY_DIR}/third_party/cares/cares
   PRIVATE ${CMAKE_CURRENT_BINARY_DIR}/third_party/gflags/include
-  PRIVATE third_party/googletest/include
-  PRIVATE third_party/googletest
+  PRIVATE third_party/googletest/googletest/include
+  PRIVATE third_party/googletest/googletest
   PRIVATE ${_gRPC_PROTO_GENS_DIR}
 )
 
@@ -8960,7 +8964,7 @@
 
 add_executable(bm_cq
   test/cpp/microbenchmarks/bm_cq.cc
-  third_party/googletest/src/gtest-all.cc
+  third_party/googletest/googletest/src/gtest-all.cc
 )
 
 
@@ -8977,8 +8981,8 @@
   PRIVATE ${CARES_PLATFORM_INCLUDE_DIR}
   PRIVATE ${CMAKE_CURRENT_BINARY_DIR}/third_party/cares/cares
   PRIVATE ${CMAKE_CURRENT_BINARY_DIR}/third_party/gflags/include
-  PRIVATE third_party/googletest/include
-  PRIVATE third_party/googletest
+  PRIVATE third_party/googletest/googletest/include
+  PRIVATE third_party/googletest/googletest
   PRIVATE ${_gRPC_PROTO_GENS_DIR}
 )
 
@@ -9046,7 +9050,7 @@
 
 add_executable(bm_error
   test/cpp/microbenchmarks/bm_error.cc
-  third_party/googletest/src/gtest-all.cc
+  third_party/googletest/googletest/src/gtest-all.cc
 )
 
 
@@ -9063,8 +9067,8 @@
   PRIVATE ${CARES_PLATFORM_INCLUDE_DIR}
   PRIVATE ${CMAKE_CURRENT_BINARY_DIR}/third_party/cares/cares
   PRIVATE ${CMAKE_CURRENT_BINARY_DIR}/third_party/gflags/include
-  PRIVATE third_party/googletest/include
-  PRIVATE third_party/googletest
+  PRIVATE third_party/googletest/googletest/include
+  PRIVATE third_party/googletest/googletest
   PRIVATE ${_gRPC_PROTO_GENS_DIR}
 )
 
@@ -9089,7 +9093,7 @@
 
 add_executable(bm_fullstack_streaming_ping_pong
   test/cpp/microbenchmarks/bm_fullstack_streaming_ping_pong.cc
-  third_party/googletest/src/gtest-all.cc
+  third_party/googletest/googletest/src/gtest-all.cc
 )
 
 
@@ -9106,8 +9110,8 @@
   PRIVATE ${CARES_PLATFORM_INCLUDE_DIR}
   PRIVATE ${CMAKE_CURRENT_BINARY_DIR}/third_party/cares/cares
   PRIVATE ${CMAKE_CURRENT_BINARY_DIR}/third_party/gflags/include
-  PRIVATE third_party/googletest/include
-  PRIVATE third_party/googletest
+  PRIVATE third_party/googletest/googletest/include
+  PRIVATE third_party/googletest/googletest
   PRIVATE ${_gRPC_PROTO_GENS_DIR}
 )
 
@@ -9132,7 +9136,7 @@
 
 add_executable(bm_fullstack_streaming_pump
   test/cpp/microbenchmarks/bm_fullstack_streaming_pump.cc
-  third_party/googletest/src/gtest-all.cc
+  third_party/googletest/googletest/src/gtest-all.cc
 )
 
 
@@ -9149,8 +9153,8 @@
   PRIVATE ${CARES_PLATFORM_INCLUDE_DIR}
   PRIVATE ${CMAKE_CURRENT_BINARY_DIR}/third_party/cares/cares
   PRIVATE ${CMAKE_CURRENT_BINARY_DIR}/third_party/gflags/include
-  PRIVATE third_party/googletest/include
-  PRIVATE third_party/googletest
+  PRIVATE third_party/googletest/googletest/include
+  PRIVATE third_party/googletest/googletest
   PRIVATE ${_gRPC_PROTO_GENS_DIR}
 )
 
@@ -9175,7 +9179,7 @@
 
 add_executable(bm_fullstack_trickle
   test/cpp/microbenchmarks/bm_fullstack_trickle.cc
-  third_party/googletest/src/gtest-all.cc
+  third_party/googletest/googletest/src/gtest-all.cc
 )
 
 
@@ -9192,8 +9196,8 @@
   PRIVATE ${CARES_PLATFORM_INCLUDE_DIR}
   PRIVATE ${CMAKE_CURRENT_BINARY_DIR}/third_party/cares/cares
   PRIVATE ${CMAKE_CURRENT_BINARY_DIR}/third_party/gflags/include
-  PRIVATE third_party/googletest/include
-  PRIVATE third_party/googletest
+  PRIVATE third_party/googletest/googletest/include
+  PRIVATE third_party/googletest/googletest
   PRIVATE ${_gRPC_PROTO_GENS_DIR}
 )
 
@@ -9218,7 +9222,7 @@
 
 add_executable(bm_fullstack_unary_ping_pong
   test/cpp/microbenchmarks/bm_fullstack_unary_ping_pong.cc
-  third_party/googletest/src/gtest-all.cc
+  third_party/googletest/googletest/src/gtest-all.cc
 )
 
 
@@ -9235,8 +9239,8 @@
   PRIVATE ${CARES_PLATFORM_INCLUDE_DIR}
   PRIVATE ${CMAKE_CURRENT_BINARY_DIR}/third_party/cares/cares
   PRIVATE ${CMAKE_CURRENT_BINARY_DIR}/third_party/gflags/include
-  PRIVATE third_party/googletest/include
-  PRIVATE third_party/googletest
+  PRIVATE third_party/googletest/googletest/include
+  PRIVATE third_party/googletest/googletest
   PRIVATE ${_gRPC_PROTO_GENS_DIR}
 )
 
@@ -9261,7 +9265,7 @@
 
 add_executable(bm_metadata
   test/cpp/microbenchmarks/bm_metadata.cc
-  third_party/googletest/src/gtest-all.cc
+  third_party/googletest/googletest/src/gtest-all.cc
 )
 
 
@@ -9278,8 +9282,8 @@
   PRIVATE ${CARES_PLATFORM_INCLUDE_DIR}
   PRIVATE ${CMAKE_CURRENT_BINARY_DIR}/third_party/cares/cares
   PRIVATE ${CMAKE_CURRENT_BINARY_DIR}/third_party/gflags/include
-  PRIVATE third_party/googletest/include
-  PRIVATE third_party/googletest
+  PRIVATE third_party/googletest/googletest/include
+  PRIVATE third_party/googletest/googletest
   PRIVATE ${_gRPC_PROTO_GENS_DIR}
 )
 
@@ -9304,7 +9308,7 @@
 
 add_executable(bm_pollset
   test/cpp/microbenchmarks/bm_pollset.cc
-  third_party/googletest/src/gtest-all.cc
+  third_party/googletest/googletest/src/gtest-all.cc
 )
 
 
@@ -9321,8 +9325,8 @@
   PRIVATE ${CARES_PLATFORM_INCLUDE_DIR}
   PRIVATE ${CMAKE_CURRENT_BINARY_DIR}/third_party/cares/cares
   PRIVATE ${CMAKE_CURRENT_BINARY_DIR}/third_party/gflags/include
-  PRIVATE third_party/googletest/include
-  PRIVATE third_party/googletest
+  PRIVATE third_party/googletest/googletest/include
+  PRIVATE third_party/googletest/googletest
   PRIVATE ${_gRPC_PROTO_GENS_DIR}
 )
 
@@ -9346,7 +9350,7 @@
 
 add_executable(channel_arguments_test
   test/cpp/common/channel_arguments_test.cc
-  third_party/googletest/src/gtest-all.cc
+  third_party/googletest/googletest/src/gtest-all.cc
 )
 
 
@@ -9363,8 +9367,8 @@
   PRIVATE ${CARES_PLATFORM_INCLUDE_DIR}
   PRIVATE ${CMAKE_CURRENT_BINARY_DIR}/third_party/cares/cares
   PRIVATE ${CMAKE_CURRENT_BINARY_DIR}/third_party/gflags/include
-  PRIVATE third_party/googletest/include
-  PRIVATE third_party/googletest
+  PRIVATE third_party/googletest/googletest/include
+  PRIVATE third_party/googletest/googletest
   PRIVATE ${_gRPC_PROTO_GENS_DIR}
 )
 
@@ -9382,7 +9386,7 @@
 
 add_executable(channel_filter_test
   test/cpp/common/channel_filter_test.cc
-  third_party/googletest/src/gtest-all.cc
+  third_party/googletest/googletest/src/gtest-all.cc
 )
 
 
@@ -9399,8 +9403,8 @@
   PRIVATE ${CARES_PLATFORM_INCLUDE_DIR}
   PRIVATE ${CMAKE_CURRENT_BINARY_DIR}/third_party/cares/cares
   PRIVATE ${CMAKE_CURRENT_BINARY_DIR}/third_party/gflags/include
-  PRIVATE third_party/googletest/include
-  PRIVATE third_party/googletest
+  PRIVATE third_party/googletest/googletest/include
+  PRIVATE third_party/googletest/googletest
   PRIVATE ${_gRPC_PROTO_GENS_DIR}
 )
 
@@ -9418,7 +9422,7 @@
 
 add_executable(cli_call_test
   test/cpp/util/cli_call_test.cc
-  third_party/googletest/src/gtest-all.cc
+  third_party/googletest/googletest/src/gtest-all.cc
 )
 
 
@@ -9435,8 +9439,8 @@
   PRIVATE ${CARES_PLATFORM_INCLUDE_DIR}
   PRIVATE ${CMAKE_CURRENT_BINARY_DIR}/third_party/cares/cares
   PRIVATE ${CMAKE_CURRENT_BINARY_DIR}/third_party/gflags/include
-  PRIVATE third_party/googletest/include
-  PRIVATE third_party/googletest
+  PRIVATE third_party/googletest/googletest/include
+  PRIVATE third_party/googletest/googletest
   PRIVATE ${_gRPC_PROTO_GENS_DIR}
 )
 
@@ -9459,7 +9463,7 @@
 
 add_executable(client_crash_test
   test/cpp/end2end/client_crash_test.cc
-  third_party/googletest/src/gtest-all.cc
+  third_party/googletest/googletest/src/gtest-all.cc
 )
 
 
@@ -9476,8 +9480,8 @@
   PRIVATE ${CARES_PLATFORM_INCLUDE_DIR}
   PRIVATE ${CMAKE_CURRENT_BINARY_DIR}/third_party/cares/cares
   PRIVATE ${CMAKE_CURRENT_BINARY_DIR}/third_party/gflags/include
-  PRIVATE third_party/googletest/include
-  PRIVATE third_party/googletest
+  PRIVATE third_party/googletest/googletest/include
+  PRIVATE third_party/googletest/googletest
   PRIVATE ${_gRPC_PROTO_GENS_DIR}
 )
 
@@ -9499,7 +9503,7 @@
 
 add_executable(client_crash_test_server
   test/cpp/end2end/client_crash_test_server.cc
-  third_party/googletest/src/gtest-all.cc
+  third_party/googletest/googletest/src/gtest-all.cc
 )
 
 
@@ -9516,8 +9520,8 @@
   PRIVATE ${CARES_PLATFORM_INCLUDE_DIR}
   PRIVATE ${CMAKE_CURRENT_BINARY_DIR}/third_party/cares/cares
   PRIVATE ${CMAKE_CURRENT_BINARY_DIR}/third_party/gflags/include
-  PRIVATE third_party/googletest/include
-  PRIVATE third_party/googletest
+  PRIVATE third_party/googletest/googletest/include
+  PRIVATE third_party/googletest/googletest
   PRIVATE ${_gRPC_PROTO_GENS_DIR}
 )
 
@@ -9558,7 +9562,7 @@
   ${_gRPC_PROTO_GENS_DIR}/src/proto/grpc/testing/stats.pb.h
   ${_gRPC_PROTO_GENS_DIR}/src/proto/grpc/testing/stats.grpc.pb.h
   test/cpp/codegen/codegen_test_full.cc
-  third_party/googletest/src/gtest-all.cc
+  third_party/googletest/googletest/src/gtest-all.cc
 )
 
 protobuf_generate_grpc_cpp(
@@ -9590,8 +9594,8 @@
   PRIVATE ${CARES_PLATFORM_INCLUDE_DIR}
   PRIVATE ${CMAKE_CURRENT_BINARY_DIR}/third_party/cares/cares
   PRIVATE ${CMAKE_CURRENT_BINARY_DIR}/third_party/gflags/include
-  PRIVATE third_party/googletest/include
-  PRIVATE third_party/googletest
+  PRIVATE third_party/googletest/googletest/include
+  PRIVATE third_party/googletest/googletest
   PRIVATE ${_gRPC_PROTO_GENS_DIR}
 )
 
@@ -9630,7 +9634,7 @@
   ${_gRPC_PROTO_GENS_DIR}/src/proto/grpc/testing/stats.grpc.pb.h
   test/cpp/codegen/codegen_test_minimal.cc
   src/cpp/codegen/codegen_init.cc
-  third_party/googletest/src/gtest-all.cc
+  third_party/googletest/googletest/src/gtest-all.cc
 )
 
 protobuf_generate_grpc_cpp(
@@ -9662,8 +9666,8 @@
   PRIVATE ${CARES_PLATFORM_INCLUDE_DIR}
   PRIVATE ${CMAKE_CURRENT_BINARY_DIR}/third_party/cares/cares
   PRIVATE ${CMAKE_CURRENT_BINARY_DIR}/third_party/gflags/include
-  PRIVATE third_party/googletest/include
-  PRIVATE third_party/googletest
+  PRIVATE third_party/googletest/googletest/include
+  PRIVATE third_party/googletest/googletest
   PRIVATE ${_gRPC_PROTO_GENS_DIR}
 )
 
@@ -9678,7 +9682,7 @@
 
 add_executable(credentials_test
   test/cpp/client/credentials_test.cc
-  third_party/googletest/src/gtest-all.cc
+  third_party/googletest/googletest/src/gtest-all.cc
 )
 
 
@@ -9695,8 +9699,8 @@
   PRIVATE ${CARES_PLATFORM_INCLUDE_DIR}
   PRIVATE ${CMAKE_CURRENT_BINARY_DIR}/third_party/cares/cares
   PRIVATE ${CMAKE_CURRENT_BINARY_DIR}/third_party/gflags/include
-  PRIVATE third_party/googletest/include
-  PRIVATE third_party/googletest
+  PRIVATE third_party/googletest/googletest/include
+  PRIVATE third_party/googletest/googletest
   PRIVATE ${_gRPC_PROTO_GENS_DIR}
 )
 
@@ -9714,7 +9718,7 @@
 
 add_executable(cxx_byte_buffer_test
   test/cpp/util/byte_buffer_test.cc
-  third_party/googletest/src/gtest-all.cc
+  third_party/googletest/googletest/src/gtest-all.cc
 )
 
 
@@ -9731,8 +9735,8 @@
   PRIVATE ${CARES_PLATFORM_INCLUDE_DIR}
   PRIVATE ${CMAKE_CURRENT_BINARY_DIR}/third_party/cares/cares
   PRIVATE ${CMAKE_CURRENT_BINARY_DIR}/third_party/gflags/include
-  PRIVATE third_party/googletest/include
-  PRIVATE third_party/googletest
+  PRIVATE third_party/googletest/googletest/include
+  PRIVATE third_party/googletest/googletest
   PRIVATE ${_gRPC_PROTO_GENS_DIR}
 )
 
@@ -9752,7 +9756,7 @@
 
 add_executable(cxx_slice_test
   test/cpp/util/slice_test.cc
-  third_party/googletest/src/gtest-all.cc
+  third_party/googletest/googletest/src/gtest-all.cc
 )
 
 
@@ -9769,8 +9773,8 @@
   PRIVATE ${CARES_PLATFORM_INCLUDE_DIR}
   PRIVATE ${CMAKE_CURRENT_BINARY_DIR}/third_party/cares/cares
   PRIVATE ${CMAKE_CURRENT_BINARY_DIR}/third_party/gflags/include
-  PRIVATE third_party/googletest/include
-  PRIVATE third_party/googletest
+  PRIVATE third_party/googletest/googletest/include
+  PRIVATE third_party/googletest/googletest
   PRIVATE ${_gRPC_PROTO_GENS_DIR}
 )
 
@@ -9790,7 +9794,7 @@
 
 add_executable(cxx_string_ref_test
   test/cpp/util/string_ref_test.cc
-  third_party/googletest/src/gtest-all.cc
+  third_party/googletest/googletest/src/gtest-all.cc
 )
 
 
@@ -9807,8 +9811,8 @@
   PRIVATE ${CARES_PLATFORM_INCLUDE_DIR}
   PRIVATE ${CMAKE_CURRENT_BINARY_DIR}/third_party/cares/cares
   PRIVATE ${CMAKE_CURRENT_BINARY_DIR}/third_party/gflags/include
-  PRIVATE third_party/googletest/include
-  PRIVATE third_party/googletest
+  PRIVATE third_party/googletest/googletest/include
+  PRIVATE third_party/googletest/googletest
   PRIVATE ${_gRPC_PROTO_GENS_DIR}
 )
 
@@ -9824,7 +9828,7 @@
 
 add_executable(cxx_time_test
   test/cpp/util/time_test.cc
-  third_party/googletest/src/gtest-all.cc
+  third_party/googletest/googletest/src/gtest-all.cc
 )
 
 
@@ -9841,8 +9845,8 @@
   PRIVATE ${CARES_PLATFORM_INCLUDE_DIR}
   PRIVATE ${CMAKE_CURRENT_BINARY_DIR}/third_party/cares/cares
   PRIVATE ${CMAKE_CURRENT_BINARY_DIR}/third_party/gflags/include
-  PRIVATE third_party/googletest/include
-  PRIVATE third_party/googletest
+  PRIVATE third_party/googletest/googletest/include
+  PRIVATE third_party/googletest/googletest
   PRIVATE ${_gRPC_PROTO_GENS_DIR}
 )
 
@@ -9862,7 +9866,7 @@
 
 add_executable(end2end_test
   test/cpp/end2end/end2end_test.cc
-  third_party/googletest/src/gtest-all.cc
+  third_party/googletest/googletest/src/gtest-all.cc
 )
 
 
@@ -9879,8 +9883,8 @@
   PRIVATE ${CARES_PLATFORM_INCLUDE_DIR}
   PRIVATE ${CMAKE_CURRENT_BINARY_DIR}/third_party/cares/cares
   PRIVATE ${CMAKE_CURRENT_BINARY_DIR}/third_party/gflags/include
-  PRIVATE third_party/googletest/include
-  PRIVATE third_party/googletest
+  PRIVATE third_party/googletest/googletest/include
+  PRIVATE third_party/googletest/googletest
   PRIVATE ${_gRPC_PROTO_GENS_DIR}
 )
 
@@ -9901,7 +9905,7 @@
 
 add_executable(filter_end2end_test
   test/cpp/end2end/filter_end2end_test.cc
-  third_party/googletest/src/gtest-all.cc
+  third_party/googletest/googletest/src/gtest-all.cc
 )
 
 
@@ -9918,8 +9922,8 @@
   PRIVATE ${CARES_PLATFORM_INCLUDE_DIR}
   PRIVATE ${CMAKE_CURRENT_BINARY_DIR}/third_party/cares/cares
   PRIVATE ${CMAKE_CURRENT_BINARY_DIR}/third_party/gflags/include
-  PRIVATE third_party/googletest/include
-  PRIVATE third_party/googletest
+  PRIVATE third_party/googletest/googletest/include
+  PRIVATE third_party/googletest/googletest
   PRIVATE ${_gRPC_PROTO_GENS_DIR}
 )
 
@@ -9940,7 +9944,7 @@
 
 add_executable(generic_end2end_test
   test/cpp/end2end/generic_end2end_test.cc
-  third_party/googletest/src/gtest-all.cc
+  third_party/googletest/googletest/src/gtest-all.cc
 )
 
 
@@ -9957,8 +9961,8 @@
   PRIVATE ${CARES_PLATFORM_INCLUDE_DIR}
   PRIVATE ${CMAKE_CURRENT_BINARY_DIR}/third_party/cares/cares
   PRIVATE ${CMAKE_CURRENT_BINARY_DIR}/third_party/gflags/include
-  PRIVATE third_party/googletest/include
-  PRIVATE third_party/googletest
+  PRIVATE third_party/googletest/googletest/include
+  PRIVATE third_party/googletest/googletest
   PRIVATE ${_gRPC_PROTO_GENS_DIR}
 )
 
@@ -9983,7 +9987,7 @@
   ${_gRPC_PROTO_GENS_DIR}/src/proto/grpc/testing/compiler_test.pb.h
   ${_gRPC_PROTO_GENS_DIR}/src/proto/grpc/testing/compiler_test.grpc.pb.h
   test/cpp/codegen/golden_file_test.cc
-  third_party/googletest/src/gtest-all.cc
+  third_party/googletest/googletest/src/gtest-all.cc
 )
 
 protobuf_generate_grpc_cpp(
@@ -10003,8 +10007,8 @@
   PRIVATE ${CARES_PLATFORM_INCLUDE_DIR}
   PRIVATE ${CMAKE_CURRENT_BINARY_DIR}/third_party/cares/cares
   PRIVATE ${CMAKE_CURRENT_BINARY_DIR}/third_party/gflags/include
-  PRIVATE third_party/googletest/include
-  PRIVATE third_party/googletest
+  PRIVATE third_party/googletest/googletest/include
+  PRIVATE third_party/googletest/googletest
   PRIVATE ${_gRPC_PROTO_GENS_DIR}
 )
 
@@ -10022,7 +10026,7 @@
 
 add_executable(grpc_cli
   test/cpp/util/grpc_cli.cc
-  third_party/googletest/src/gtest-all.cc
+  third_party/googletest/googletest/src/gtest-all.cc
 )
 
 
@@ -10039,8 +10043,8 @@
   PRIVATE ${CARES_PLATFORM_INCLUDE_DIR}
   PRIVATE ${CMAKE_CURRENT_BINARY_DIR}/third_party/cares/cares
   PRIVATE ${CMAKE_CURRENT_BINARY_DIR}/third_party/gflags/include
-  PRIVATE third_party/googletest/include
-  PRIVATE third_party/googletest
+  PRIVATE third_party/googletest/googletest/include
+  PRIVATE third_party/googletest/googletest
   PRIVATE ${_gRPC_PROTO_GENS_DIR}
 )
 
@@ -10335,7 +10339,7 @@
   ${_gRPC_PROTO_GENS_DIR}/src/proto/grpc/testing/echo_messages.pb.h
   ${_gRPC_PROTO_GENS_DIR}/src/proto/grpc/testing/echo_messages.grpc.pb.h
   test/cpp/util/grpc_tool_test.cc
-  third_party/googletest/src/gtest-all.cc
+  third_party/googletest/googletest/src/gtest-all.cc
 )
 
 protobuf_generate_grpc_cpp(
@@ -10358,8 +10362,8 @@
   PRIVATE ${CARES_PLATFORM_INCLUDE_DIR}
   PRIVATE ${CMAKE_CURRENT_BINARY_DIR}/third_party/cares/cares
   PRIVATE ${CMAKE_CURRENT_BINARY_DIR}/third_party/gflags/include
-  PRIVATE third_party/googletest/include
-  PRIVATE third_party/googletest
+  PRIVATE third_party/googletest/googletest/include
+  PRIVATE third_party/googletest/googletest
   PRIVATE ${_gRPC_PROTO_GENS_DIR}
 )
 
@@ -10387,7 +10391,7 @@
   ${_gRPC_PROTO_GENS_DIR}/src/proto/grpc/lb/v1/load_balancer.pb.h
   ${_gRPC_PROTO_GENS_DIR}/src/proto/grpc/lb/v1/load_balancer.grpc.pb.h
   test/cpp/grpclb/grpclb_api_test.cc
-  third_party/googletest/src/gtest-all.cc
+  third_party/googletest/googletest/src/gtest-all.cc
 )
 
 protobuf_generate_grpc_cpp(
@@ -10407,8 +10411,8 @@
   PRIVATE ${CARES_PLATFORM_INCLUDE_DIR}
   PRIVATE ${CMAKE_CURRENT_BINARY_DIR}/third_party/cares/cares
   PRIVATE ${CMAKE_CURRENT_BINARY_DIR}/third_party/gflags/include
-  PRIVATE third_party/googletest/include
-  PRIVATE third_party/googletest
+  PRIVATE third_party/googletest/googletest/include
+  PRIVATE third_party/googletest/googletest
   PRIVATE ${_gRPC_PROTO_GENS_DIR}
 )
 
@@ -10431,7 +10435,7 @@
   ${_gRPC_PROTO_GENS_DIR}/src/proto/grpc/lb/v1/load_balancer.pb.h
   ${_gRPC_PROTO_GENS_DIR}/src/proto/grpc/lb/v1/load_balancer.grpc.pb.h
   test/cpp/grpclb/grpclb_test.cc
-  third_party/googletest/src/gtest-all.cc
+  third_party/googletest/googletest/src/gtest-all.cc
 )
 
 protobuf_generate_grpc_cpp(
@@ -10451,8 +10455,8 @@
   PRIVATE ${CARES_PLATFORM_INCLUDE_DIR}
   PRIVATE ${CMAKE_CURRENT_BINARY_DIR}/third_party/cares/cares
   PRIVATE ${CMAKE_CURRENT_BINARY_DIR}/third_party/gflags/include
-  PRIVATE third_party/googletest/include
-  PRIVATE third_party/googletest
+  PRIVATE third_party/googletest/googletest/include
+  PRIVATE third_party/googletest/googletest
   PRIVATE ${_gRPC_PROTO_GENS_DIR}
 )
 
@@ -10473,7 +10477,7 @@
 
 add_executable(health_service_end2end_test
   test/cpp/end2end/health_service_end2end_test.cc
-  third_party/googletest/src/gtest-all.cc
+  third_party/googletest/googletest/src/gtest-all.cc
 )
 
 
@@ -10490,8 +10494,8 @@
   PRIVATE ${CARES_PLATFORM_INCLUDE_DIR}
   PRIVATE ${CMAKE_CURRENT_BINARY_DIR}/third_party/cares/cares
   PRIVATE ${CMAKE_CURRENT_BINARY_DIR}/third_party/gflags/include
-  PRIVATE third_party/googletest/include
-  PRIVATE third_party/googletest
+  PRIVATE third_party/googletest/googletest/include
+  PRIVATE third_party/googletest/googletest
   PRIVATE ${_gRPC_PROTO_GENS_DIR}
 )
 
@@ -10512,7 +10516,7 @@
 if(_gRPC_PLATFORM_LINUX OR _gRPC_PLATFORM_MAC OR _gRPC_PLATFORM_POSIX)
 
 add_executable(http2_client
-  third_party/googletest/src/gtest-all.cc
+  third_party/googletest/googletest/src/gtest-all.cc
 )
 
 
@@ -10529,8 +10533,8 @@
   PRIVATE ${CARES_PLATFORM_INCLUDE_DIR}
   PRIVATE ${CMAKE_CURRENT_BINARY_DIR}/third_party/cares/cares
   PRIVATE ${CMAKE_CURRENT_BINARY_DIR}/third_party/gflags/include
-  PRIVATE third_party/googletest/include
-  PRIVATE third_party/googletest
+  PRIVATE third_party/googletest/googletest/include
+  PRIVATE third_party/googletest/googletest
   PRIVATE ${_gRPC_PROTO_GENS_DIR}
 )
 
@@ -10552,7 +10556,7 @@
 
 add_executable(hybrid_end2end_test
   test/cpp/end2end/hybrid_end2end_test.cc
-  third_party/googletest/src/gtest-all.cc
+  third_party/googletest/googletest/src/gtest-all.cc
 )
 
 
@@ -10569,8 +10573,8 @@
   PRIVATE ${CARES_PLATFORM_INCLUDE_DIR}
   PRIVATE ${CMAKE_CURRENT_BINARY_DIR}/third_party/cares/cares
   PRIVATE ${CMAKE_CURRENT_BINARY_DIR}/third_party/gflags/include
-  PRIVATE third_party/googletest/include
-  PRIVATE third_party/googletest
+  PRIVATE third_party/googletest/googletest/include
+  PRIVATE third_party/googletest/googletest
   PRIVATE ${_gRPC_PROTO_GENS_DIR}
 )
 
@@ -10591,7 +10595,7 @@
 if(_gRPC_PLATFORM_LINUX OR _gRPC_PLATFORM_MAC OR _gRPC_PLATFORM_POSIX)
 
 add_executable(interop_client
-  third_party/googletest/src/gtest-all.cc
+  third_party/googletest/googletest/src/gtest-all.cc
 )
 
 
@@ -10608,8 +10612,8 @@
   PRIVATE ${CARES_PLATFORM_INCLUDE_DIR}
   PRIVATE ${CMAKE_CURRENT_BINARY_DIR}/third_party/cares/cares
   PRIVATE ${CMAKE_CURRENT_BINARY_DIR}/third_party/gflags/include
-  PRIVATE third_party/googletest/include
-  PRIVATE third_party/googletest
+  PRIVATE third_party/googletest/googletest/include
+  PRIVATE third_party/googletest/googletest
   PRIVATE ${_gRPC_PROTO_GENS_DIR}
 )
 
@@ -10634,7 +10638,7 @@
 if(_gRPC_PLATFORM_LINUX OR _gRPC_PLATFORM_MAC OR _gRPC_PLATFORM_POSIX)
 
 add_executable(interop_server
-  third_party/googletest/src/gtest-all.cc
+  third_party/googletest/googletest/src/gtest-all.cc
 )
 
 
@@ -10651,8 +10655,8 @@
   PRIVATE ${CARES_PLATFORM_INCLUDE_DIR}
   PRIVATE ${CMAKE_CURRENT_BINARY_DIR}/third_party/cares/cares
   PRIVATE ${CMAKE_CURRENT_BINARY_DIR}/third_party/gflags/include
-  PRIVATE third_party/googletest/include
-  PRIVATE third_party/googletest
+  PRIVATE third_party/googletest/googletest/include
+  PRIVATE third_party/googletest/googletest
   PRIVATE ${_gRPC_PROTO_GENS_DIR}
 )
 
@@ -10679,7 +10683,7 @@
 
 add_executable(interop_test
   test/cpp/interop/interop_test.cc
-  third_party/googletest/src/gtest-all.cc
+  third_party/googletest/googletest/src/gtest-all.cc
 )
 
 
@@ -10696,8 +10700,8 @@
   PRIVATE ${CARES_PLATFORM_INCLUDE_DIR}
   PRIVATE ${CMAKE_CURRENT_BINARY_DIR}/third_party/cares/cares
   PRIVATE ${CMAKE_CURRENT_BINARY_DIR}/third_party/gflags/include
-  PRIVATE third_party/googletest/include
-  PRIVATE third_party/googletest
+  PRIVATE third_party/googletest/googletest/include
+  PRIVATE third_party/googletest/googletest
   PRIVATE ${_gRPC_PROTO_GENS_DIR}
 )
 
@@ -10719,7 +10723,7 @@
 
 add_executable(json_run_localhost
   test/cpp/qps/json_run_localhost.cc
-  third_party/googletest/src/gtest-all.cc
+  third_party/googletest/googletest/src/gtest-all.cc
 )
 
 
@@ -10736,8 +10740,8 @@
   PRIVATE ${CARES_PLATFORM_INCLUDE_DIR}
   PRIVATE ${CMAKE_CURRENT_BINARY_DIR}/third_party/cares/cares
   PRIVATE ${CMAKE_CURRENT_BINARY_DIR}/third_party/gflags/include
-  PRIVATE third_party/googletest/include
-  PRIVATE third_party/googletest
+  PRIVATE third_party/googletest/googletest/include
+  PRIVATE third_party/googletest/googletest
   PRIVATE ${_gRPC_PROTO_GENS_DIR}
 )
 
@@ -10764,7 +10768,7 @@
   ${_gRPC_PROTO_GENS_DIR}/src/proto/grpc/testing/metrics.pb.h
   ${_gRPC_PROTO_GENS_DIR}/src/proto/grpc/testing/metrics.grpc.pb.h
   test/cpp/interop/metrics_client.cc
-  third_party/googletest/src/gtest-all.cc
+  third_party/googletest/googletest/src/gtest-all.cc
 )
 
 protobuf_generate_grpc_cpp(
@@ -10784,8 +10788,8 @@
   PRIVATE ${CARES_PLATFORM_INCLUDE_DIR}
   PRIVATE ${CMAKE_CURRENT_BINARY_DIR}/third_party/cares/cares
   PRIVATE ${CMAKE_CURRENT_BINARY_DIR}/third_party/gflags/include
-  PRIVATE third_party/googletest/include
-  PRIVATE third_party/googletest
+  PRIVATE third_party/googletest/googletest/include
+  PRIVATE third_party/googletest/googletest
   PRIVATE ${_gRPC_PROTO_GENS_DIR}
 )
 
@@ -10804,7 +10808,7 @@
 
 add_executable(mock_test
   test/cpp/end2end/mock_test.cc
-  third_party/googletest/src/gtest-all.cc
+  third_party/googletest/googletest/src/gtest-all.cc
 )
 
 
@@ -10821,8 +10825,8 @@
   PRIVATE ${CARES_PLATFORM_INCLUDE_DIR}
   PRIVATE ${CMAKE_CURRENT_BINARY_DIR}/third_party/cares/cares
   PRIVATE ${CMAKE_CURRENT_BINARY_DIR}/third_party/gflags/include
-  PRIVATE third_party/googletest/include
-  PRIVATE third_party/googletest
+  PRIVATE third_party/googletest/googletest/include
+  PRIVATE third_party/googletest/googletest
   PRIVATE ${_gRPC_PROTO_GENS_DIR}
 )
 
@@ -10843,7 +10847,7 @@
 
 add_executable(noop-benchmark
   test/cpp/microbenchmarks/noop-benchmark.cc
-  third_party/googletest/src/gtest-all.cc
+  third_party/googletest/googletest/src/gtest-all.cc
 )
 
 
@@ -10860,8 +10864,8 @@
   PRIVATE ${CARES_PLATFORM_INCLUDE_DIR}
   PRIVATE ${CMAKE_CURRENT_BINARY_DIR}/third_party/cares/cares
   PRIVATE ${CMAKE_CURRENT_BINARY_DIR}/third_party/gflags/include
-  PRIVATE third_party/googletest/include
-  PRIVATE third_party/googletest
+  PRIVATE third_party/googletest/googletest/include
+  PRIVATE third_party/googletest/googletest
   PRIVATE ${_gRPC_PROTO_GENS_DIR}
 )
 
@@ -10877,7 +10881,7 @@
 
 add_executable(proto_server_reflection_test
   test/cpp/end2end/proto_server_reflection_test.cc
-  third_party/googletest/src/gtest-all.cc
+  third_party/googletest/googletest/src/gtest-all.cc
 )
 
 
@@ -10894,8 +10898,8 @@
   PRIVATE ${CARES_PLATFORM_INCLUDE_DIR}
   PRIVATE ${CMAKE_CURRENT_BINARY_DIR}/third_party/cares/cares
   PRIVATE ${CMAKE_CURRENT_BINARY_DIR}/third_party/gflags/include
-  PRIVATE third_party/googletest/include
-  PRIVATE third_party/googletest
+  PRIVATE third_party/googletest/googletest/include
+  PRIVATE third_party/googletest/googletest
   PRIVATE ${_gRPC_PROTO_GENS_DIR}
 )
 
@@ -10918,7 +10922,7 @@
 
 add_executable(proto_utils_test
   test/cpp/codegen/proto_utils_test.cc
-  third_party/googletest/src/gtest-all.cc
+  third_party/googletest/googletest/src/gtest-all.cc
 )
 
 
@@ -10935,8 +10939,8 @@
   PRIVATE ${CARES_PLATFORM_INCLUDE_DIR}
   PRIVATE ${CMAKE_CURRENT_BINARY_DIR}/third_party/cares/cares
   PRIVATE ${CMAKE_CURRENT_BINARY_DIR}/third_party/gflags/include
-  PRIVATE third_party/googletest/include
-  PRIVATE third_party/googletest
+  PRIVATE third_party/googletest/googletest/include
+  PRIVATE third_party/googletest/googletest
   PRIVATE ${_gRPC_PROTO_GENS_DIR}
 )
 
@@ -10954,7 +10958,7 @@
 
 add_executable(qps_interarrival_test
   test/cpp/qps/qps_interarrival_test.cc
-  third_party/googletest/src/gtest-all.cc
+  third_party/googletest/googletest/src/gtest-all.cc
 )
 
 
@@ -10971,8 +10975,8 @@
   PRIVATE ${CARES_PLATFORM_INCLUDE_DIR}
   PRIVATE ${CMAKE_CURRENT_BINARY_DIR}/third_party/cares/cares
   PRIVATE ${CMAKE_CURRENT_BINARY_DIR}/third_party/gflags/include
-  PRIVATE third_party/googletest/include
-  PRIVATE third_party/googletest
+  PRIVATE third_party/googletest/googletest/include
+  PRIVATE third_party/googletest/googletest
   PRIVATE ${_gRPC_PROTO_GENS_DIR}
 )
 
@@ -10995,7 +10999,7 @@
 
 add_executable(qps_json_driver
   test/cpp/qps/qps_json_driver.cc
-  third_party/googletest/src/gtest-all.cc
+  third_party/googletest/googletest/src/gtest-all.cc
 )
 
 
@@ -11012,8 +11016,8 @@
   PRIVATE ${CARES_PLATFORM_INCLUDE_DIR}
   PRIVATE ${CMAKE_CURRENT_BINARY_DIR}/third_party/cares/cares
   PRIVATE ${CMAKE_CURRENT_BINARY_DIR}/third_party/gflags/include
-  PRIVATE third_party/googletest/include
-  PRIVATE third_party/googletest
+  PRIVATE third_party/googletest/googletest/include
+  PRIVATE third_party/googletest/googletest
   PRIVATE ${_gRPC_PROTO_GENS_DIR}
 )
 
@@ -11037,7 +11041,7 @@
 
 add_executable(qps_openloop_test
   test/cpp/qps/qps_openloop_test.cc
-  third_party/googletest/src/gtest-all.cc
+  third_party/googletest/googletest/src/gtest-all.cc
 )
 
 
@@ -11054,8 +11058,8 @@
   PRIVATE ${CARES_PLATFORM_INCLUDE_DIR}
   PRIVATE ${CMAKE_CURRENT_BINARY_DIR}/third_party/cares/cares
   PRIVATE ${CMAKE_CURRENT_BINARY_DIR}/third_party/gflags/include
-  PRIVATE third_party/googletest/include
-  PRIVATE third_party/googletest
+  PRIVATE third_party/googletest/googletest/include
+  PRIVATE third_party/googletest/googletest
   PRIVATE ${_gRPC_PROTO_GENS_DIR}
 )
 
@@ -11079,7 +11083,7 @@
 
 add_executable(qps_worker
   test/cpp/qps/worker.cc
-  third_party/googletest/src/gtest-all.cc
+  third_party/googletest/googletest/src/gtest-all.cc
 )
 
 
@@ -11096,8 +11100,8 @@
   PRIVATE ${CARES_PLATFORM_INCLUDE_DIR}
   PRIVATE ${CMAKE_CURRENT_BINARY_DIR}/third_party/cares/cares
   PRIVATE ${CMAKE_CURRENT_BINARY_DIR}/third_party/gflags/include
-  PRIVATE third_party/googletest/include
-  PRIVATE third_party/googletest
+  PRIVATE third_party/googletest/googletest/include
+  PRIVATE third_party/googletest/googletest
   PRIVATE ${_gRPC_PROTO_GENS_DIR}
 )
 
@@ -11132,7 +11136,7 @@
   ${_gRPC_PROTO_GENS_DIR}/src/proto/grpc/testing/test.pb.h
   ${_gRPC_PROTO_GENS_DIR}/src/proto/grpc/testing/test.grpc.pb.h
   test/cpp/interop/reconnect_interop_client.cc
-  third_party/googletest/src/gtest-all.cc
+  third_party/googletest/googletest/src/gtest-all.cc
 )
 
 protobuf_generate_grpc_cpp(
@@ -11158,8 +11162,8 @@
   PRIVATE ${CARES_PLATFORM_INCLUDE_DIR}
   PRIVATE ${CMAKE_CURRENT_BINARY_DIR}/third_party/cares/cares
   PRIVATE ${CMAKE_CURRENT_BINARY_DIR}/third_party/gflags/include
-  PRIVATE third_party/googletest/include
-  PRIVATE third_party/googletest
+  PRIVATE third_party/googletest/googletest/include
+  PRIVATE third_party/googletest/googletest
   PRIVATE ${_gRPC_PROTO_GENS_DIR}
 )
 
@@ -11193,7 +11197,7 @@
   ${_gRPC_PROTO_GENS_DIR}/src/proto/grpc/testing/test.pb.h
   ${_gRPC_PROTO_GENS_DIR}/src/proto/grpc/testing/test.grpc.pb.h
   test/cpp/interop/reconnect_interop_server.cc
-  third_party/googletest/src/gtest-all.cc
+  third_party/googletest/googletest/src/gtest-all.cc
 )
 
 protobuf_generate_grpc_cpp(
@@ -11219,8 +11223,8 @@
   PRIVATE ${CARES_PLATFORM_INCLUDE_DIR}
   PRIVATE ${CMAKE_CURRENT_BINARY_DIR}/third_party/cares/cares
   PRIVATE ${CMAKE_CURRENT_BINARY_DIR}/third_party/gflags/include
-  PRIVATE third_party/googletest/include
-  PRIVATE third_party/googletest
+  PRIVATE third_party/googletest/googletest/include
+  PRIVATE third_party/googletest/googletest
   PRIVATE ${_gRPC_PROTO_GENS_DIR}
 )
 
@@ -11244,7 +11248,7 @@
 
 add_executable(round_robin_end2end_test
   test/cpp/end2end/round_robin_end2end_test.cc
-  third_party/googletest/src/gtest-all.cc
+  third_party/googletest/googletest/src/gtest-all.cc
 )
 
 
@@ -11261,8 +11265,8 @@
   PRIVATE ${CARES_PLATFORM_INCLUDE_DIR}
   PRIVATE ${CMAKE_CURRENT_BINARY_DIR}/third_party/cares/cares
   PRIVATE ${CMAKE_CURRENT_BINARY_DIR}/third_party/gflags/include
-  PRIVATE third_party/googletest/include
-  PRIVATE third_party/googletest
+  PRIVATE third_party/googletest/googletest/include
+  PRIVATE third_party/googletest/googletest
   PRIVATE ${_gRPC_PROTO_GENS_DIR}
 )
 
@@ -11283,7 +11287,7 @@
 
 add_executable(secure_auth_context_test
   test/cpp/common/secure_auth_context_test.cc
-  third_party/googletest/src/gtest-all.cc
+  third_party/googletest/googletest/src/gtest-all.cc
 )
 
 
@@ -11300,8 +11304,8 @@
   PRIVATE ${CARES_PLATFORM_INCLUDE_DIR}
   PRIVATE ${CMAKE_CURRENT_BINARY_DIR}/third_party/cares/cares
   PRIVATE ${CMAKE_CURRENT_BINARY_DIR}/third_party/gflags/include
-  PRIVATE third_party/googletest/include
-  PRIVATE third_party/googletest
+  PRIVATE third_party/googletest/googletest/include
+  PRIVATE third_party/googletest/googletest
   PRIVATE ${_gRPC_PROTO_GENS_DIR}
 )
 
@@ -11323,7 +11327,7 @@
 
 add_executable(secure_sync_unary_ping_pong_test
   test/cpp/qps/secure_sync_unary_ping_pong_test.cc
-  third_party/googletest/src/gtest-all.cc
+  third_party/googletest/googletest/src/gtest-all.cc
 )
 
 
@@ -11340,8 +11344,8 @@
   PRIVATE ${CARES_PLATFORM_INCLUDE_DIR}
   PRIVATE ${CMAKE_CURRENT_BINARY_DIR}/third_party/cares/cares
   PRIVATE ${CMAKE_CURRENT_BINARY_DIR}/third_party/gflags/include
-  PRIVATE third_party/googletest/include
-  PRIVATE third_party/googletest
+  PRIVATE third_party/googletest/googletest/include
+  PRIVATE third_party/googletest/googletest
   PRIVATE ${_gRPC_PROTO_GENS_DIR}
 )
 
@@ -11364,7 +11368,7 @@
 
 add_executable(server_builder_plugin_test
   test/cpp/end2end/server_builder_plugin_test.cc
-  third_party/googletest/src/gtest-all.cc
+  third_party/googletest/googletest/src/gtest-all.cc
 )
 
 
@@ -11381,8 +11385,8 @@
   PRIVATE ${CARES_PLATFORM_INCLUDE_DIR}
   PRIVATE ${CMAKE_CURRENT_BINARY_DIR}/third_party/cares/cares
   PRIVATE ${CMAKE_CURRENT_BINARY_DIR}/third_party/gflags/include
-  PRIVATE third_party/googletest/include
-  PRIVATE third_party/googletest
+  PRIVATE third_party/googletest/googletest/include
+  PRIVATE third_party/googletest/googletest
   PRIVATE ${_gRPC_PROTO_GENS_DIR}
 )
 
@@ -11411,7 +11415,7 @@
   ${_gRPC_PROTO_GENS_DIR}/src/proto/grpc/testing/echo.pb.h
   ${_gRPC_PROTO_GENS_DIR}/src/proto/grpc/testing/echo.grpc.pb.h
   test/cpp/server/server_builder_test.cc
-  third_party/googletest/src/gtest-all.cc
+  third_party/googletest/googletest/src/gtest-all.cc
 )
 
 protobuf_generate_grpc_cpp(
@@ -11434,8 +11438,8 @@
   PRIVATE ${CARES_PLATFORM_INCLUDE_DIR}
   PRIVATE ${CMAKE_CURRENT_BINARY_DIR}/third_party/cares/cares
   PRIVATE ${CMAKE_CURRENT_BINARY_DIR}/third_party/gflags/include
-  PRIVATE third_party/googletest/include
-  PRIVATE third_party/googletest
+  PRIVATE third_party/googletest/googletest/include
+  PRIVATE third_party/googletest/googletest
   PRIVATE ${_gRPC_PROTO_GENS_DIR}
 )
 
@@ -11456,7 +11460,7 @@
 
 add_executable(server_context_test_spouse_test
   test/cpp/test/server_context_test_spouse_test.cc
-  third_party/googletest/src/gtest-all.cc
+  third_party/googletest/googletest/src/gtest-all.cc
 )
 
 
@@ -11473,8 +11477,8 @@
   PRIVATE ${CARES_PLATFORM_INCLUDE_DIR}
   PRIVATE ${CMAKE_CURRENT_BINARY_DIR}/third_party/cares/cares
   PRIVATE ${CMAKE_CURRENT_BINARY_DIR}/third_party/gflags/include
-  PRIVATE third_party/googletest/include
-  PRIVATE third_party/googletest
+  PRIVATE third_party/googletest/googletest/include
+  PRIVATE third_party/googletest/googletest
   PRIVATE ${_gRPC_PROTO_GENS_DIR}
 )
 
@@ -11495,7 +11499,7 @@
 
 add_executable(server_crash_test
   test/cpp/end2end/server_crash_test.cc
-  third_party/googletest/src/gtest-all.cc
+  third_party/googletest/googletest/src/gtest-all.cc
 )
 
 
@@ -11512,8 +11516,8 @@
   PRIVATE ${CARES_PLATFORM_INCLUDE_DIR}
   PRIVATE ${CMAKE_CURRENT_BINARY_DIR}/third_party/cares/cares
   PRIVATE ${CMAKE_CURRENT_BINARY_DIR}/third_party/gflags/include
-  PRIVATE third_party/googletest/include
-  PRIVATE third_party/googletest
+  PRIVATE third_party/googletest/googletest/include
+  PRIVATE third_party/googletest/googletest
   PRIVATE ${_gRPC_PROTO_GENS_DIR}
 )
 
@@ -11535,7 +11539,7 @@
 
 add_executable(server_crash_test_client
   test/cpp/end2end/server_crash_test_client.cc
-  third_party/googletest/src/gtest-all.cc
+  third_party/googletest/googletest/src/gtest-all.cc
 )
 
 
@@ -11552,8 +11556,8 @@
   PRIVATE ${CARES_PLATFORM_INCLUDE_DIR}
   PRIVATE ${CMAKE_CURRENT_BINARY_DIR}/third_party/cares/cares
   PRIVATE ${CMAKE_CURRENT_BINARY_DIR}/third_party/gflags/include
-  PRIVATE third_party/googletest/include
-  PRIVATE third_party/googletest
+  PRIVATE third_party/googletest/googletest/include
+  PRIVATE third_party/googletest/googletest
   PRIVATE ${_gRPC_PROTO_GENS_DIR}
 )
 
@@ -11574,7 +11578,7 @@
 
 add_executable(shutdown_test
   test/cpp/end2end/shutdown_test.cc
-  third_party/googletest/src/gtest-all.cc
+  third_party/googletest/googletest/src/gtest-all.cc
 )
 
 
@@ -11591,8 +11595,8 @@
   PRIVATE ${CARES_PLATFORM_INCLUDE_DIR}
   PRIVATE ${CMAKE_CURRENT_BINARY_DIR}/third_party/cares/cares
   PRIVATE ${CMAKE_CURRENT_BINARY_DIR}/third_party/gflags/include
-  PRIVATE third_party/googletest/include
-  PRIVATE third_party/googletest
+  PRIVATE third_party/googletest/googletest/include
+  PRIVATE third_party/googletest/googletest
   PRIVATE ${_gRPC_PROTO_GENS_DIR}
 )
 
@@ -11613,7 +11617,7 @@
 
 add_executable(status_test
   test/cpp/util/status_test.cc
-  third_party/googletest/src/gtest-all.cc
+  third_party/googletest/googletest/src/gtest-all.cc
 )
 
 
@@ -11630,8 +11634,8 @@
   PRIVATE ${CARES_PLATFORM_INCLUDE_DIR}
   PRIVATE ${CMAKE_CURRENT_BINARY_DIR}/third_party/cares/cares
   PRIVATE ${CMAKE_CURRENT_BINARY_DIR}/third_party/gflags/include
-  PRIVATE third_party/googletest/include
-  PRIVATE third_party/googletest
+  PRIVATE third_party/googletest/googletest/include
+  PRIVATE third_party/googletest/googletest
   PRIVATE ${_gRPC_PROTO_GENS_DIR}
 )
 
@@ -11652,7 +11656,7 @@
 
 add_executable(streaming_throughput_test
   test/cpp/end2end/streaming_throughput_test.cc
-  third_party/googletest/src/gtest-all.cc
+  third_party/googletest/googletest/src/gtest-all.cc
 )
 
 
@@ -11669,8 +11673,8 @@
   PRIVATE ${CARES_PLATFORM_INCLUDE_DIR}
   PRIVATE ${CMAKE_CURRENT_BINARY_DIR}/third_party/cares/cares
   PRIVATE ${CMAKE_CURRENT_BINARY_DIR}/third_party/gflags/include
-  PRIVATE third_party/googletest/include
-  PRIVATE third_party/googletest
+  PRIVATE third_party/googletest/googletest/include
+  PRIVATE third_party/googletest/googletest
   PRIVATE ${_gRPC_PROTO_GENS_DIR}
 )
 
@@ -11711,7 +11715,7 @@
   test/cpp/interop/stress_interop_client.cc
   test/cpp/interop/stress_test.cc
   test/cpp/util/metrics_server.cc
-  third_party/googletest/src/gtest-all.cc
+  third_party/googletest/googletest/src/gtest-all.cc
 )
 
 protobuf_generate_grpc_cpp(
@@ -11740,8 +11744,8 @@
   PRIVATE ${CARES_PLATFORM_INCLUDE_DIR}
   PRIVATE ${CMAKE_CURRENT_BINARY_DIR}/third_party/cares/cares
   PRIVATE ${CMAKE_CURRENT_BINARY_DIR}/third_party/gflags/include
-  PRIVATE third_party/googletest/include
-  PRIVATE third_party/googletest
+  PRIVATE third_party/googletest/googletest/include
+  PRIVATE third_party/googletest/googletest
   PRIVATE ${_gRPC_PROTO_GENS_DIR}
 )
 
@@ -11763,7 +11767,7 @@
 
 add_executable(thread_manager_test
   test/cpp/thread_manager/thread_manager_test.cc
-  third_party/googletest/src/gtest-all.cc
+  third_party/googletest/googletest/src/gtest-all.cc
 )
 
 
@@ -11780,8 +11784,8 @@
   PRIVATE ${CARES_PLATFORM_INCLUDE_DIR}
   PRIVATE ${CMAKE_CURRENT_BINARY_DIR}/third_party/cares/cares
   PRIVATE ${CMAKE_CURRENT_BINARY_DIR}/third_party/gflags/include
-  PRIVATE third_party/googletest/include
-  PRIVATE third_party/googletest
+  PRIVATE third_party/googletest/googletest/include
+  PRIVATE third_party/googletest/googletest
   PRIVATE ${_gRPC_PROTO_GENS_DIR}
 )
 
@@ -11800,7 +11804,7 @@
 
 add_executable(thread_stress_test
   test/cpp/end2end/thread_stress_test.cc
-  third_party/googletest/src/gtest-all.cc
+  third_party/googletest/googletest/src/gtest-all.cc
 )
 
 
@@ -11817,8 +11821,8 @@
   PRIVATE ${CARES_PLATFORM_INCLUDE_DIR}
   PRIVATE ${CMAKE_CURRENT_BINARY_DIR}/third_party/cares/cares
   PRIVATE ${CMAKE_CURRENT_BINARY_DIR}/third_party/gflags/include
-  PRIVATE third_party/googletest/include
-  PRIVATE third_party/googletest
+  PRIVATE third_party/googletest/googletest/include
+  PRIVATE third_party/googletest/googletest
   PRIVATE ${_gRPC_PROTO_GENS_DIR}
 )
 
@@ -11840,7 +11844,7 @@
 
 add_executable(writes_per_rpc_test
   test/cpp/performance/writes_per_rpc_test.cc
-  third_party/googletest/src/gtest-all.cc
+  third_party/googletest/googletest/src/gtest-all.cc
 )
 
 
@@ -11857,8 +11861,8 @@
   PRIVATE ${CARES_PLATFORM_INCLUDE_DIR}
   PRIVATE ${CMAKE_CURRENT_BINARY_DIR}/third_party/cares/cares
   PRIVATE ${CMAKE_CURRENT_BINARY_DIR}/third_party/gflags/include
-  PRIVATE third_party/googletest/include
-  PRIVATE third_party/googletest
+  PRIVATE third_party/googletest/googletest/include
+  PRIVATE third_party/googletest/googletest
   PRIVATE ${_gRPC_PROTO_GENS_DIR}
 )
 
diff --git a/Makefile b/Makefile
index 5b92165..a9a22ba 100644
--- a/Makefile
+++ b/Makefile
@@ -409,7 +409,7 @@
 USE_BUILT_PROTOC = false
 endif
 
-GTEST_LIB = -Ithird_party/googletest/include -Ithird_party/googletest third_party/googletest/src/gtest-all.cc
+GTEST_LIB = -Ithird_party/googletest/googletest/include -Ithird_party/googletest/googletest third_party/googletest/googletest/src/gtest-all.cc
 GTEST_LIB += -lgflags
 ifeq ($(V),1)
 E = @:
@@ -784,7 +784,7 @@
 PC_REQUIRES_GRPCXX =
 PC_LIBS_GRPCXX =
 
-CPPFLAGS := -Ithird_party/googletest/include $(CPPFLAGS)
+CPPFLAGS := -Ithird_party/googletest/googletest/include $(CPPFLAGS)
 
 PROTOC_PLUGINS_ALL = $(BINDIR)/$(CONFIG)/grpc_cpp_plugin $(BINDIR)/$(CONFIG)/grpc_csharp_plugin $(BINDIR)/$(CONFIG)/grpc_node_plugin $(BINDIR)/$(CONFIG)/grpc_objective_c_plugin $(BINDIR)/$(CONFIG)/grpc_php_plugin $(BINDIR)/$(CONFIG)/grpc_python_plugin $(BINDIR)/$(CONFIG)/grpc_ruby_plugin
 PROTOC_PLUGINS_DIR = $(BINDIR)/$(CONFIG)
@@ -2392,12 +2392,12 @@
 $(GENDIR)/src/proto/grpc/testing/services.pb.cc: protoc_dep_error
 $(GENDIR)/src/proto/grpc/testing/services.grpc.pb.cc: protoc_dep_error
 else
-$(GENDIR)/src/proto/grpc/testing/services.pb.cc: src/proto/grpc/testing/services.proto $(PROTOBUF_DEP) $(PROTOC_PLUGINS) $(GENDIR)/src/proto/grpc/testing/messages.pb.cc $(GENDIR)/src/proto/grpc/testing/control.pb.cc
+$(GENDIR)/src/proto/grpc/testing/services.pb.cc: src/proto/grpc/testing/services.proto $(PROTOBUF_DEP) $(PROTOC_PLUGINS) $(GENDIR)/src/proto/grpc/testing/messages.pb.cc $(GENDIR)/src/proto/grpc/testing/control.pb.cc $(GENDIR)/src/proto/grpc/testing/stats.pb.cc
 	$(E) "[PROTOC]  Generating protobuf CC file from $<"
 	$(Q) mkdir -p `dirname $@`
 	$(Q) $(PROTOC) -Ithird_party/protobuf/src -I. --cpp_out=$(GENDIR) $<
 
-$(GENDIR)/src/proto/grpc/testing/services.grpc.pb.cc: src/proto/grpc/testing/services.proto $(PROTOBUF_DEP) $(PROTOC_PLUGINS) $(GENDIR)/src/proto/grpc/testing/messages.pb.cc $(GENDIR)/src/proto/grpc/testing/messages.grpc.pb.cc $(GENDIR)/src/proto/grpc/testing/control.pb.cc $(GENDIR)/src/proto/grpc/testing/control.grpc.pb.cc
+$(GENDIR)/src/proto/grpc/testing/services.grpc.pb.cc: src/proto/grpc/testing/services.proto $(PROTOBUF_DEP) $(PROTOC_PLUGINS) $(GENDIR)/src/proto/grpc/testing/messages.pb.cc $(GENDIR)/src/proto/grpc/testing/messages.grpc.pb.cc $(GENDIR)/src/proto/grpc/testing/control.pb.cc $(GENDIR)/src/proto/grpc/testing/control.grpc.pb.cc $(GENDIR)/src/proto/grpc/testing/stats.pb.cc $(GENDIR)/src/proto/grpc/testing/stats.grpc.pb.cc
 	$(E) "[GRPC]    Generating gRPC's protobuf service CC file from $<"
 	$(Q) mkdir -p `dirname $@`
 	$(Q) $(PROTOC) -Ithird_party/protobuf/src -I. --grpc_out=$(GENDIR) --plugin=protoc-gen-grpc=$(PROTOC_PLUGINS_DIR)/grpc_cpp_plugin$(EXECUTABLE_SUFFIX) $<
@@ -2849,6 +2849,7 @@
     src/core/lib/iomgr/iomgr_uv.c \
     src/core/lib/iomgr/iomgr_windows.c \
     src/core/lib/iomgr/load_file.c \
+    src/core/lib/iomgr/lockfree_event.c \
     src/core/lib/iomgr/network_status_tracker.c \
     src/core/lib/iomgr/polling_entity.c \
     src/core/lib/iomgr/pollset_set_uv.c \
@@ -3170,6 +3171,7 @@
     src/core/lib/iomgr/iomgr_uv.c \
     src/core/lib/iomgr/iomgr_windows.c \
     src/core/lib/iomgr/load_file.c \
+    src/core/lib/iomgr/lockfree_event.c \
     src/core/lib/iomgr/network_status_tracker.c \
     src/core/lib/iomgr/polling_entity.c \
     src/core/lib/iomgr/pollset_set_uv.c \
@@ -3477,6 +3479,7 @@
     src/core/lib/iomgr/iomgr_uv.c \
     src/core/lib/iomgr/iomgr_windows.c \
     src/core/lib/iomgr/load_file.c \
+    src/core/lib/iomgr/lockfree_event.c \
     src/core/lib/iomgr/network_status_tracker.c \
     src/core/lib/iomgr/polling_entity.c \
     src/core/lib/iomgr/pollset_set_uv.c \
@@ -3704,6 +3707,7 @@
     src/core/lib/iomgr/iomgr_uv.c \
     src/core/lib/iomgr/iomgr_windows.c \
     src/core/lib/iomgr/load_file.c \
+    src/core/lib/iomgr/lockfree_event.c \
     src/core/lib/iomgr/network_status_tracker.c \
     src/core/lib/iomgr/polling_entity.c \
     src/core/lib/iomgr/pollset_set_uv.c \
@@ -4098,6 +4102,7 @@
     src/core/lib/iomgr/iomgr_uv.c \
     src/core/lib/iomgr/iomgr_windows.c \
     src/core/lib/iomgr/load_file.c \
+    src/core/lib/iomgr/lockfree_event.c \
     src/core/lib/iomgr/network_status_tracker.c \
     src/core/lib/iomgr/polling_entity.c \
     src/core/lib/iomgr/pollset_set_uv.c \
@@ -4431,6 +4436,7 @@
     src/core/lib/iomgr/iomgr_uv.c \
     src/core/lib/iomgr/iomgr_windows.c \
     src/core/lib/iomgr/load_file.c \
+    src/core/lib/iomgr/lockfree_event.c \
     src/core/lib/iomgr/network_status_tracker.c \
     src/core/lib/iomgr/polling_entity.c \
     src/core/lib/iomgr/pollset_set_uv.c \
@@ -5121,6 +5127,7 @@
     src/core/lib/iomgr/iomgr_uv.c \
     src/core/lib/iomgr/iomgr_windows.c \
     src/core/lib/iomgr/load_file.c \
+    src/core/lib/iomgr/lockfree_event.c \
     src/core/lib/iomgr/network_status_tracker.c \
     src/core/lib/iomgr/polling_entity.c \
     src/core/lib/iomgr/pollset_set_uv.c \
diff --git a/binding.gyp b/binding.gyp
index cb12489..e9ea3a4 100644
--- a/binding.gyp
+++ b/binding.gyp
@@ -680,6 +680,7 @@
         'src/core/lib/iomgr/iomgr_uv.c',
         'src/core/lib/iomgr/iomgr_windows.c',
         'src/core/lib/iomgr/load_file.c',
+        'src/core/lib/iomgr/lockfree_event.c',
         'src/core/lib/iomgr/network_status_tracker.c',
         'src/core/lib/iomgr/polling_entity.c',
         'src/core/lib/iomgr/pollset_set_uv.c',
diff --git a/build.yaml b/build.yaml
index 835e7ba..6731ca1 100644
--- a/build.yaml
+++ b/build.yaml
@@ -203,6 +203,7 @@
   - src/core/lib/iomgr/iomgr_internal.h
   - src/core/lib/iomgr/iomgr_posix.h
   - src/core/lib/iomgr/load_file.h
+  - src/core/lib/iomgr/lockfree_event.h
   - src/core/lib/iomgr/network_status_tracker.h
   - src/core/lib/iomgr/polling_entity.h
   - src/core/lib/iomgr/pollset.h
@@ -310,6 +311,7 @@
   - src/core/lib/iomgr/iomgr_uv.c
   - src/core/lib/iomgr/iomgr_windows.c
   - src/core/lib/iomgr/load_file.c
+  - src/core/lib/iomgr/lockfree_event.c
   - src/core/lib/iomgr/network_status_tracker.c
   - src/core/lib/iomgr/polling_entity.c
   - src/core/lib/iomgr/pollset_set_uv.c
diff --git a/config.m4 b/config.m4
index ffbbe92..6b8c8f4 100644
--- a/config.m4
+++ b/config.m4
@@ -114,6 +114,7 @@
     src/core/lib/iomgr/iomgr_uv.c \
     src/core/lib/iomgr/iomgr_windows.c \
     src/core/lib/iomgr/load_file.c \
+    src/core/lib/iomgr/lockfree_event.c \
     src/core/lib/iomgr/network_status_tracker.c \
     src/core/lib/iomgr/polling_entity.c \
     src/core/lib/iomgr/pollset_set_uv.c \
diff --git a/etc/roots.pem b/etc/roots.pem
index 6660567..b2096fb 100644
--- a/etc/roots.pem
+++ b/etc/roots.pem
@@ -1617,42 +1617,6 @@
 pGxlaKFJdlxDydi8NmdspZS11My5vWo1ViHe2MPr+8ukYEywVaCge1ey
 -----END CERTIFICATE-----
 
-# Issuer: CN=WellsSecure Public Root Certificate Authority O=Wells Fargo WellsSecure OU=Wells Fargo Bank NA
-# Subject: CN=WellsSecure Public Root Certificate Authority O=Wells Fargo WellsSecure OU=Wells Fargo Bank NA
-# Label: "WellsSecure Public Root Certificate Authority"
-# Serial: 1
-# MD5 Fingerprint: 15:ac:a5:c2:92:2d:79:bc:e8:7f:cb:67:ed:02:cf:36
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------BEGIN CERTIFICATE-----
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-
 # Issuer: CN=COMODO ECC Certification Authority O=COMODO CA Limited
 # Subject: CN=COMODO ECC Certification Authority O=COMODO CA Limited
 # Label: "COMODO ECC Certification Authority"
@@ -1738,57 +1702,6 @@
 /L7fCg0=
 -----END CERTIFICATE-----
 
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-# Subject: CN=Microsec e-Szigno Root CA O=Microsec Ltd. OU=e-Szigno CA
-# Label: "Microsec e-Szigno Root CA"
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------BEGIN CERTIFICATE-----
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-
 # Issuer: CN=Certigna O=Dhimyotis
 # Subject: CN=Certigna O=Dhimyotis
 # Label: "Certigna"
@@ -2014,36 +1927,6 @@
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-# Subject: O=Japanese Government OU=ApplicationCA
-# Label: "ApplicationCA - Japanese Government"
-# Serial: 49
-# MD5 Fingerprint: 7e:23:4e:5b:a7:a5:b4:25:e9:00:07:74:11:62:ae:d6
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-
 # Issuer: CN=GeoTrust Primary Certification Authority - G3 O=GeoTrust Inc. OU=(c) 2008 GeoTrust Inc. - For authorized use only
 # Subject: CN=GeoTrust Primary Certification Authority - G3 O=GeoTrust Inc. OU=(c) 2008 GeoTrust Inc. - For authorized use only
 # Label: "GeoTrust Primary Certification Authority - G3"
@@ -4720,39 +4603,6 @@
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-# Label: "TÜRKTRUST Elektronik Sertifika Hizmet SaÄŸlayıcısı H6"
-# Serial: 138134509972618
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-
 # Issuer: CN=Certinomis - Root CA O=Certinomis OU=0002 433998903
 # Subject: CN=Certinomis - Root CA O=Certinomis OU=0002 433998903
 # Label: "Certinomis - Root CA"
@@ -5402,3 +5252,37 @@
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 -----END CERTIFICATE-----
+
+# Issuer: CN=TUBITAK Kamu SM SSL Kok Sertifikasi - Surum 1 O=Turkiye Bilimsel ve Teknolojik Arastirma Kurumu - TUBITAK OU=Kamu Sertifikasyon Merkezi - Kamu SM
+# Subject: CN=TUBITAK Kamu SM SSL Kok Sertifikasi - Surum 1 O=Turkiye Bilimsel ve Teknolojik Arastirma Kurumu - TUBITAK OU=Kamu Sertifikasyon Merkezi - Kamu SM
+# Label: "TUBITAK Kamu SM SSL Kok Sertifikasi - Surum 1"
+# Serial: 1
+# MD5 Fingerprint: dc:00:81:dc:69:2f:3e:2f:b0:3b:f6:3d:5a:91:8e:49
+# SHA1 Fingerprint: 31:43:64:9b:ec:ce:27:ec:ed:3a:3f:0b:8f:0d:e4:e8:91:dd:ee:ca
+# SHA256 Fingerprint: 46:ed:c3:68:90:46:d5:3a:45:3f:b3:10:4a:b8:0d:ca:ec:65:8b:26:60:ea:16:29:dd:7e:86:79:90:64:87:16
+-----BEGIN CERTIFICATE-----
+MIIEYzCCA0ugAwIBAgIBATANBgkqhkiG9w0BAQsFADCB0jELMAkGA1UEBhMCVFIx
+GDAWBgNVBAcTD0dlYnplIC0gS29jYWVsaTFCMEAGA1UEChM5VHVya2l5ZSBCaWxp
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+TTE2MDQGA1UEAxMtVFVCSVRBSyBLYW11IFNNIFNTTCBLb2sgU2VydGlmaWthc2kg
+LSBTdXJ1bSAxMIIBIjANBgkqhkiG9w0BAQEFAAOCAQ8AMIIBCgKCAQEAr3UwM6q7
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+8jEyVupk+eq1nRZmQnLzf9OxMUP8pI4X8W0jq5Rm+K37DwhuJi1/FwcJsoz7UMCf
+lo3Ptv0AnVoUmr8CRPXBwp8iXqIPoeM=
+-----END CERTIFICATE-----
diff --git a/gRPC-Core.podspec b/gRPC-Core.podspec
index c67b834..2c29865 100644
--- a/gRPC-Core.podspec
+++ b/gRPC-Core.podspec
@@ -285,6 +285,7 @@
                       'src/core/lib/iomgr/iomgr_internal.h',
                       'src/core/lib/iomgr/iomgr_posix.h',
                       'src/core/lib/iomgr/load_file.h',
+                      'src/core/lib/iomgr/lockfree_event.h',
                       'src/core/lib/iomgr/network_status_tracker.h',
                       'src/core/lib/iomgr/polling_entity.h',
                       'src/core/lib/iomgr/pollset.h',
@@ -489,6 +490,7 @@
                       'src/core/lib/iomgr/iomgr_uv.c',
                       'src/core/lib/iomgr/iomgr_windows.c',
                       'src/core/lib/iomgr/load_file.c',
+                      'src/core/lib/iomgr/lockfree_event.c',
                       'src/core/lib/iomgr/network_status_tracker.c',
                       'src/core/lib/iomgr/polling_entity.c',
                       'src/core/lib/iomgr/pollset_set_uv.c',
@@ -736,6 +738,7 @@
                               'src/core/lib/iomgr/iomgr_internal.h',
                               'src/core/lib/iomgr/iomgr_posix.h',
                               'src/core/lib/iomgr/load_file.h',
+                              'src/core/lib/iomgr/lockfree_event.h',
                               'src/core/lib/iomgr/network_status_tracker.h',
                               'src/core/lib/iomgr/polling_entity.h',
                               'src/core/lib/iomgr/pollset.h',
diff --git a/grpc.gemspec b/grpc.gemspec
index 26713d3..bf21012 100755
--- a/grpc.gemspec
+++ b/grpc.gemspec
@@ -201,6 +201,7 @@
   s.files += %w( src/core/lib/iomgr/iomgr_internal.h )
   s.files += %w( src/core/lib/iomgr/iomgr_posix.h )
   s.files += %w( src/core/lib/iomgr/load_file.h )
+  s.files += %w( src/core/lib/iomgr/lockfree_event.h )
   s.files += %w( src/core/lib/iomgr/network_status_tracker.h )
   s.files += %w( src/core/lib/iomgr/polling_entity.h )
   s.files += %w( src/core/lib/iomgr/pollset.h )
@@ -405,6 +406,7 @@
   s.files += %w( src/core/lib/iomgr/iomgr_uv.c )
   s.files += %w( src/core/lib/iomgr/iomgr_windows.c )
   s.files += %w( src/core/lib/iomgr/load_file.c )
+  s.files += %w( src/core/lib/iomgr/lockfree_event.c )
   s.files += %w( src/core/lib/iomgr/network_status_tracker.c )
   s.files += %w( src/core/lib/iomgr/polling_entity.c )
   s.files += %w( src/core/lib/iomgr/pollset_set_uv.c )
diff --git a/include/grpc++/impl/codegen/call.h b/include/grpc++/impl/codegen/call.h
index be6857c..dd63c21 100644
--- a/include/grpc++/impl/codegen/call.h
+++ b/include/grpc++/impl/codegen/call.h
@@ -63,21 +63,31 @@
 class CompletionQueue;
 extern CoreCodegenInterface* g_core_codegen_interface;
 
+const char kBinaryErrorDetailsKey[] = "grpc-status-details-bin";
+
 // TODO(yangg) if the map is changed before we send, the pointers will be a
 // mess. Make sure it does not happen.
 inline grpc_metadata* FillMetadataArray(
-    const std::multimap<grpc::string, grpc::string>& metadata) {
-  if (metadata.empty()) {
+    const std::multimap<grpc::string, grpc::string>& metadata,
+    size_t* metadata_count, const grpc::string& optional_error_details) {
+  *metadata_count = metadata.size() + (optional_error_details.empty() ? 0 : 1);
+  if (*metadata_count == 0) {
     return nullptr;
   }
   grpc_metadata* metadata_array =
       (grpc_metadata*)(g_core_codegen_interface->gpr_malloc(
-          metadata.size() * sizeof(grpc_metadata)));
+          (*metadata_count) * sizeof(grpc_metadata)));
   size_t i = 0;
   for (auto iter = metadata.cbegin(); iter != metadata.cend(); ++iter, ++i) {
     metadata_array[i].key = SliceReferencingString(iter->first);
     metadata_array[i].value = SliceReferencingString(iter->second);
   }
+  if (!optional_error_details.empty()) {
+    metadata_array[i].key =
+        g_core_codegen_interface->grpc_slice_from_static_buffer(
+            kBinaryErrorDetailsKey, sizeof(kBinaryErrorDetailsKey) - 1);
+    metadata_array[i].value = SliceReferencingString(optional_error_details);
+  }
   return metadata_array;
 }
 
@@ -216,8 +226,8 @@
     maybe_compression_level_.is_set = false;
     send_ = true;
     flags_ = flags;
-    initial_metadata_count_ = metadata.size();
-    initial_metadata_ = FillMetadataArray(metadata);
+    initial_metadata_ =
+        FillMetadataArray(metadata, &initial_metadata_count_, "");
   }
 
   void set_compression_level(grpc_compression_level level) {
@@ -454,11 +464,12 @@
   void ServerSendStatus(
       const std::multimap<grpc::string, grpc::string>& trailing_metadata,
       const Status& status) {
-    trailing_metadata_count_ = trailing_metadata.size();
-    trailing_metadata_ = FillMetadataArray(trailing_metadata);
+    send_error_details_ = status.error_details();
+    trailing_metadata_ = FillMetadataArray(
+        trailing_metadata, &trailing_metadata_count_, send_error_details_);
     send_status_available_ = true;
     send_status_code_ = static_cast<grpc_status_code>(GetCanonicalCode(status));
-    send_status_details_ = status.error_message();
+    send_error_message_ = status.error_message();
   }
 
  protected:
@@ -470,9 +481,9 @@
         trailing_metadata_count_;
     op->data.send_status_from_server.trailing_metadata = trailing_metadata_;
     op->data.send_status_from_server.status = send_status_code_;
-    status_details_slice_ = SliceReferencingString(send_status_details_);
+    error_message_slice_ = SliceReferencingString(send_error_message_);
     op->data.send_status_from_server.status_details =
-        send_status_details_.empty() ? nullptr : &status_details_slice_;
+        send_error_message_.empty() ? nullptr : &error_message_slice_;
     op->flags = 0;
     op->reserved = NULL;
   }
@@ -486,10 +497,11 @@
  private:
   bool send_status_available_;
   grpc_status_code send_status_code_;
-  grpc::string send_status_details_;
+  grpc::string send_error_details_;
+  grpc::string send_error_message_;
   size_t trailing_metadata_count_;
   grpc_metadata* trailing_metadata_;
-  grpc_slice status_details_slice_;
+  grpc_slice error_message_slice_;
 };
 
 class CallOpRecvInitialMetadata {
@@ -528,7 +540,7 @@
   void ClientRecvStatus(ClientContext* context, Status* status) {
     metadata_map_ = &context->trailing_metadata_;
     recv_status_ = status;
-    status_details_ = g_core_codegen_interface->grpc_empty_slice();
+    error_message_ = g_core_codegen_interface->grpc_empty_slice();
   }
 
  protected:
@@ -538,7 +550,7 @@
     op->op = GRPC_OP_RECV_STATUS_ON_CLIENT;
     op->data.recv_status_on_client.trailing_metadata = metadata_map_->arr();
     op->data.recv_status_on_client.status = &status_code_;
-    op->data.recv_status_on_client.status_details = &status_details_;
+    op->data.recv_status_on_client.status_details = &error_message_;
     op->flags = 0;
     op->reserved = NULL;
   }
@@ -546,10 +558,17 @@
   void FinishOp(bool* status) {
     if (recv_status_ == nullptr) return;
     metadata_map_->FillMap();
+    grpc::string binary_error_details;
+    auto iter = metadata_map_->map()->find(kBinaryErrorDetailsKey);
+    if (iter != metadata_map_->map()->end()) {
+      binary_error_details =
+          grpc::string(iter->second.begin(), iter->second.length());
+    }
     *recv_status_ = Status(static_cast<StatusCode>(status_code_),
-                           grpc::string(GRPC_SLICE_START_PTR(status_details_),
-                                        GRPC_SLICE_END_PTR(status_details_)));
-    g_core_codegen_interface->grpc_slice_unref(status_details_);
+                           grpc::string(GRPC_SLICE_START_PTR(error_message_),
+                                        GRPC_SLICE_END_PTR(error_message_)),
+                           binary_error_details);
+    g_core_codegen_interface->grpc_slice_unref(error_message_);
     recv_status_ = nullptr;
   }
 
@@ -557,7 +576,7 @@
   MetadataMap* metadata_map_;
   Status* recv_status_;
   grpc_status_code status_code_;
-  grpc_slice status_details_;
+  grpc_slice error_message_;
 };
 
 /// An abstract collection of CallOpSet's, to be used whenever
diff --git a/include/grpc++/impl/codegen/status.h b/include/grpc++/impl/codegen/status.h
index a509d31..5cce3c1 100644
--- a/include/grpc++/impl/codegen/status.h
+++ b/include/grpc++/impl/codegen/status.h
@@ -47,10 +47,16 @@
   /// Construct an OK instance.
   Status() : code_(StatusCode::OK) {}
 
-  /// Construct an instance with associated \a code and \a details (also
-  // referred to as "error_message").
-  Status(StatusCode code, const grpc::string& details)
-      : code_(code), details_(details) {}
+  /// Construct an instance with associated \a code and \a error_message
+  Status(StatusCode code, const grpc::string& error_message)
+      : code_(code), error_message_(error_message) {}
+
+  /// Construct an instance with \a code,  \a error_message and \a error_details
+  Status(StatusCode code, const grpc::string& error_message,
+         const grpc::string error_details)
+      : code_(code),
+        error_message_(error_message),
+        binary_error_details_(error_details) {}
 
   // Pre-defined special status objects.
   /// An OK pre-defined instance.
@@ -61,14 +67,18 @@
   /// Return the instance's error code.
   StatusCode error_code() const { return code_; }
   /// Return the instance's error message.
-  grpc::string error_message() const { return details_; }
+  grpc::string error_message() const { return error_message_; }
+  /// Return the (binary) error details.
+  // Usually it contains a serialized google.rpc.Status proto.
+  grpc::string error_details() const { return binary_error_details_; }
 
   /// Is the status OK?
   bool ok() const { return code_ == StatusCode::OK; }
 
  private:
   StatusCode code_;
-  grpc::string details_;
+  grpc::string error_message_;
+  grpc::string binary_error_details_;
 };
 
 }  // namespace grpc
diff --git a/include/grpc/impl/codegen/atm_windows.h b/include/grpc/impl/codegen/atm_windows.h
index b8f63da..a533651 100644
--- a/include/grpc/impl/codegen/atm_windows.h
+++ b/include/grpc/impl/codegen/atm_windows.h
@@ -95,6 +95,16 @@
 #endif
 }
 
+static __inline int gpr_atm_full_cas(gpr_atm *p, gpr_atm o, gpr_atm n) {
+#ifdef GPR_ARCH_64
+  return o == (gpr_atm)InterlockedCompareExchange64((volatile LONGLONG *)p,
+                                                    (LONGLONG)n, (LONGLONG)o);
+#else
+  return o == (gpr_atm)InterlockedCompareExchange((volatile LONG *)p, (LONG)n,
+                                                  (LONG)o);
+#endif
+}
+
 static __inline gpr_atm gpr_atm_no_barrier_fetch_add(gpr_atm *p,
                                                      gpr_atm delta) {
   /* Use the CAS operation to get pointer-sized fetch and add */
diff --git a/include/grpc/impl/codegen/port_platform.h b/include/grpc/impl/codegen/port_platform.h
index d525083..813e08b 100644
--- a/include/grpc/impl/codegen/port_platform.h
+++ b/include/grpc/impl/codegen/port_platform.h
@@ -157,7 +157,6 @@
 #define GPR_GETPID_IN_UNISTD_H 1
 #define GPR_SUPPORT_CHANNELS_FROM_FD 1
 #elif defined(__linux__)
-#define GPR_POSIX_CRASH_HANDLER 1
 #define GPR_PLATFORM_STRING "linux"
 #ifndef _BSD_SOURCE
 #define _BSD_SOURCE
@@ -187,6 +186,11 @@
 #else /* _LP64 */
 #define GPR_ARCH_32 1
 #endif /* _LP64 */
+#ifdef __GLIBC__
+#define GPR_POSIX_CRASH_HANDLER 1
+#else /* musl libc */
+#define GRPC_MSG_IOVLEN_TYPE int
+#endif
 #elif defined(__APPLE__)
 #include <Availability.h>
 #include <TargetConditionals.h>
diff --git a/package.xml b/package.xml
index a1ad15b..ef9573e 100644
--- a/package.xml
+++ b/package.xml
@@ -210,6 +210,7 @@
     <file baseinstalldir="/" name="src/core/lib/iomgr/iomgr_internal.h" role="src" />
     <file baseinstalldir="/" name="src/core/lib/iomgr/iomgr_posix.h" role="src" />
     <file baseinstalldir="/" name="src/core/lib/iomgr/load_file.h" role="src" />
+    <file baseinstalldir="/" name="src/core/lib/iomgr/lockfree_event.h" role="src" />
     <file baseinstalldir="/" name="src/core/lib/iomgr/network_status_tracker.h" role="src" />
     <file baseinstalldir="/" name="src/core/lib/iomgr/polling_entity.h" role="src" />
     <file baseinstalldir="/" name="src/core/lib/iomgr/pollset.h" role="src" />
@@ -414,6 +415,7 @@
     <file baseinstalldir="/" name="src/core/lib/iomgr/iomgr_uv.c" role="src" />
     <file baseinstalldir="/" name="src/core/lib/iomgr/iomgr_windows.c" role="src" />
     <file baseinstalldir="/" name="src/core/lib/iomgr/load_file.c" role="src" />
+    <file baseinstalldir="/" name="src/core/lib/iomgr/lockfree_event.c" role="src" />
     <file baseinstalldir="/" name="src/core/lib/iomgr/network_status_tracker.c" role="src" />
     <file baseinstalldir="/" name="src/core/lib/iomgr/polling_entity.c" role="src" />
     <file baseinstalldir="/" name="src/core/lib/iomgr/pollset_set_uv.c" role="src" />
diff --git a/src/core/ext/census/grpc_plugin.c b/src/core/ext/census/grpc_plugin.c
index 28d266e..7d0c9f1 100644
--- a/src/core/ext/census/grpc_plugin.c
+++ b/src/core/ext/census/grpc_plugin.c
@@ -31,6 +31,8 @@
  *
  */
 
+#include <grpc/support/port_platform.h>
+
 #include <limits.h>
 #include <string.h>
 
diff --git a/src/core/ext/filters/client_channel/client_channel_plugin.c b/src/core/ext/filters/client_channel/client_channel_plugin.c
index 113de69..0e3eae6 100644
--- a/src/core/ext/filters/client_channel/client_channel_plugin.c
+++ b/src/core/ext/filters/client_channel/client_channel_plugin.c
@@ -31,6 +31,8 @@
  *
  */
 
+#include <grpc/support/port_platform.h>
+
 #include <limits.h>
 #include <stdbool.h>
 #include <string.h>
diff --git a/src/core/ext/filters/load_reporting/load_reporting.c b/src/core/ext/filters/load_reporting/load_reporting.c
index adb5e8b..3b5d210 100644
--- a/src/core/ext/filters/load_reporting/load_reporting.c
+++ b/src/core/ext/filters/load_reporting/load_reporting.c
@@ -31,6 +31,8 @@
  *
  */
 
+#include <grpc/support/port_platform.h>
+
 #include <limits.h>
 #include <string.h>
 
diff --git a/src/core/ext/filters/max_age/max_age_filter.c b/src/core/ext/filters/max_age/max_age_filter.c
index 8dc17ac..a9d91e2 100644
--- a/src/core/ext/filters/max_age/max_age_filter.c
+++ b/src/core/ext/filters/max_age/max_age_filter.c
@@ -172,8 +172,9 @@
 static void close_max_idle_channel(grpc_exec_ctx* exec_ctx, void* arg,
                                    grpc_error* error) {
   channel_data* chand = arg;
-  gpr_atm_no_barrier_fetch_add(&chand->call_count, 1);
   if (error == GRPC_ERROR_NONE) {
+    /* Prevent the max idle timer from being set again */
+    gpr_atm_no_barrier_fetch_add(&chand->call_count, 1);
     grpc_transport_op* op = grpc_make_transport_op(NULL);
     op->goaway_error =
         grpc_error_set_int(GRPC_ERROR_CREATE_FROM_STATIC_STRING("max_idle"),
diff --git a/src/core/lib/http/httpcli_security_connector.c b/src/core/lib/http/httpcli_security_connector.c
index fc33834..9eab136 100644
--- a/src/core/lib/http/httpcli_security_connector.c
+++ b/src/core/lib/http/httpcli_security_connector.c
@@ -47,7 +47,7 @@
 
 typedef struct {
   grpc_channel_security_connector base;
-  tsi_ssl_handshaker_factory *handshaker_factory;
+  tsi_ssl_client_handshaker_factory *handshaker_factory;
   char *secure_peer_name;
 } grpc_httpcli_ssl_channel_security_connector;
 
@@ -56,7 +56,7 @@
   grpc_httpcli_ssl_channel_security_connector *c =
       (grpc_httpcli_ssl_channel_security_connector *)sc;
   if (c->handshaker_factory != NULL) {
-    tsi_ssl_handshaker_factory_destroy(c->handshaker_factory);
+    tsi_ssl_client_handshaker_factory_destroy(c->handshaker_factory);
   }
   if (c->secure_peer_name != NULL) gpr_free(c->secure_peer_name);
   gpr_free(sc);
@@ -69,7 +69,7 @@
       (grpc_httpcli_ssl_channel_security_connector *)sc;
   tsi_handshaker *handshaker = NULL;
   if (c->handshaker_factory != NULL) {
-    tsi_result result = tsi_ssl_handshaker_factory_create_handshaker(
+    tsi_result result = tsi_ssl_client_handshaker_factory_create_handshaker(
         c->handshaker_factory, c->secure_peer_name, &handshaker);
     if (result != TSI_OK) {
       gpr_log(GPR_ERROR, "Handshaker creation failed with error %s.",
diff --git a/src/core/lib/iomgr/ev_epoll_linux.c b/src/core/lib/iomgr/ev_epoll_linux.c
index e5cf54f..4a0f913 100644
--- a/src/core/lib/iomgr/ev_epoll_linux.c
+++ b/src/core/lib/iomgr/ev_epoll_linux.c
@@ -56,6 +56,7 @@
 
 #include "src/core/lib/iomgr/ev_posix.h"
 #include "src/core/lib/iomgr/iomgr_internal.h"
+#include "src/core/lib/iomgr/lockfree_event.h"
 #include "src/core/lib/iomgr/timer.h"
 #include "src/core/lib/iomgr/wakeup_fd_posix.h"
 #include "src/core/lib/iomgr/workqueue.h"
@@ -141,52 +142,11 @@
      Ref/Unref by two to avoid altering the orphaned bit */
   gpr_atm refst;
 
-  /* Internally stores data of type (grpc_error *). If the FD is shutdown, this
-     contains reason for shutdown (i.e a pointer to grpc_error) ORed with
-     FD_SHUTDOWN_BIT. Since address allocations are word-aligned, the lower bit
-     of (grpc_error *) addresses is guaranteed to be zero. Even if the
-     (grpc_error *), is of special types like GRPC_ERROR_NONE, GRPC_ERROR_OOM
-     etc, the lower bit is guaranteed to be zero.
-
-     Once an fd is shutdown, any pending or future read/write closures on the
-     fd should fail */
-  gpr_atm shutdown_error;
-
   /* The fd is either closed or we relinquished control of it. In either
      cases, this indicates that the 'fd' on this structure is no longer
      valid */
   bool orphaned;
 
-  /* Closures to call when the fd is readable or writable respectively. These
-     fields contain one of the following values:
-       CLOSURE_READY     : The fd has an I/O event of interest but there is no
-                           closure yet to execute
-
-       CLOSURE_NOT_READY : The fd has no I/O event of interest
-
-       closure ptr       : The closure to be executed when the fd has an I/O
-                           event of interest
-
-       shutdown_error | FD_SHUTDOWN_BIT :
-                          'shutdown_error' field ORed with FD_SHUTDOWN_BIT.
-                           This indicates that the fd is shutdown. Since all
-                           memory allocations are word-aligned, the lower two
-                           bits of the shutdown_error pointer are always 0. So
-                           it is safe to OR these with FD_SHUTDOWN_BIT
-
-     Valid state transitions:
-
-       <closure ptr> <-----3------ CLOSURE_NOT_READY ----1---->  CLOSURE_READY
-         |  |                         ^   |    ^                         |  |
-         |  |                         |   |    |                         |  |
-         |  +--------------4----------+   6    +---------2---------------+  |
-         |                                |                                 |
-         |                                v                                 |
-         +-----5------->  [shutdown_error | FD_SHUTDOWN_BIT] <----7---------+
-
-      For 1, 4 : See set_ready() function
-      For 2, 3 : See notify_on() function
-      For 5,6,7: See set_shutdown() function */
   gpr_atm read_closure;
   gpr_atm write_closure;
 
@@ -218,11 +178,6 @@
 static void fd_global_init(void);
 static void fd_global_shutdown(void);
 
-#define CLOSURE_NOT_READY ((gpr_atm)0)
-#define CLOSURE_READY ((gpr_atm)2)
-
-#define FD_SHUTDOWN_BIT 1
-
 /*******************************************************************************
  * Polling island Declarations
  */
@@ -949,10 +904,8 @@
     fd_freelist = fd;
     grpc_iomgr_unregister_object(&fd->iomgr_object);
 
-    grpc_error *err = (grpc_error *)gpr_atm_acq_load(&fd->shutdown_error);
-    /* Clear the least significant bit if it set (in case fd was shutdown) */
-    err = (grpc_error *)((intptr_t)err & ~FD_SHUTDOWN_BIT);
-    GRPC_ERROR_UNREF(err);
+    grpc_lfev_destroy(&fd->read_closure);
+    grpc_lfev_destroy(&fd->write_closure);
 
     gpr_mu_unlock(&fd_freelist_mu);
   } else {
@@ -1016,10 +969,9 @@
 
   gpr_atm_rel_store(&new_fd->refst, (gpr_atm)1);
   new_fd->fd = fd;
-  gpr_atm_no_barrier_store(&new_fd->shutdown_error, (gpr_atm)GRPC_ERROR_NONE);
   new_fd->orphaned = false;
-  gpr_atm_no_barrier_store(&new_fd->read_closure, CLOSURE_NOT_READY);
-  gpr_atm_no_barrier_store(&new_fd->write_closure, CLOSURE_NOT_READY);
+  grpc_lfev_init(&new_fd->read_closure);
+  grpc_lfev_init(&new_fd->write_closure);
   gpr_atm_no_barrier_store(&new_fd->read_notifier_pollset, (gpr_atm)NULL);
 
   new_fd->freelist_next = NULL;
@@ -1105,153 +1057,6 @@
   GRPC_ERROR_UNREF(error);
 }
 
-static void notify_on(grpc_exec_ctx *exec_ctx, grpc_fd *fd, gpr_atm *state,
-                      grpc_closure *closure) {
-  while (true) {
-    gpr_atm curr = gpr_atm_no_barrier_load(state);
-    switch (curr) {
-      case CLOSURE_NOT_READY: {
-        /* CLOSURE_NOT_READY -> <closure>.
-
-           We're guaranteed by API that there's an acquire barrier before here,
-           so there's no need to double-dip and this can be a release-only.
-
-           The release itself pairs with the acquire half of a set_ready full
-           barrier. */
-        if (gpr_atm_rel_cas(state, CLOSURE_NOT_READY, (gpr_atm)closure)) {
-          return; /* Successful. Return */
-        }
-
-        break; /* retry */
-      }
-
-      case CLOSURE_READY: {
-        /* Change the state to CLOSURE_NOT_READY. Schedule the closure if
-           successful. If not, the state most likely transitioned to shutdown.
-           We should retry.
-
-           This can be a no-barrier cas since the state is being transitioned to
-           CLOSURE_NOT_READY; set_ready and set_shutdown do not schedule any
-           closure when transitioning out of CLOSURE_NO_READY state (i.e there
-           is no other code that needs to 'happen-after' this) */
-        if (gpr_atm_no_barrier_cas(state, CLOSURE_READY, CLOSURE_NOT_READY)) {
-          grpc_closure_sched(exec_ctx, closure, GRPC_ERROR_NONE);
-          return; /* Successful. Return */
-        }
-
-        break; /* retry */
-      }
-
-      default: {
-        /* 'curr' is either a closure or the fd is shutdown(in which case 'curr'
-           contains a pointer to the shutdown-error). If the fd is shutdown,
-           schedule the closure with the shutdown error */
-        if ((curr & FD_SHUTDOWN_BIT) > 0) {
-          grpc_error *shutdown_err = (grpc_error *)(curr & ~FD_SHUTDOWN_BIT);
-          grpc_closure_sched(exec_ctx, closure,
-                             GRPC_ERROR_CREATE_REFERENCING_FROM_STATIC_STRING(
-                                 "FD Shutdown", &shutdown_err, 1));
-          return;
-        }
-
-        /* There is already a closure!. This indicates a bug in the code */
-        gpr_log(GPR_ERROR,
-                "notify_on called with a previous callback still pending");
-        abort();
-      }
-    }
-  }
-
-  GPR_UNREACHABLE_CODE(return );
-}
-
-static void set_shutdown(grpc_exec_ctx *exec_ctx, grpc_fd *fd, gpr_atm *state,
-                         grpc_error *shutdown_err) {
-  gpr_atm new_state = (gpr_atm)shutdown_err | FD_SHUTDOWN_BIT;
-
-  while (true) {
-    gpr_atm curr = gpr_atm_no_barrier_load(state);
-    switch (curr) {
-      case CLOSURE_READY:
-      case CLOSURE_NOT_READY:
-        /* Need a full barrier here so that the initial load in notify_on
-           doesn't need a barrier */
-        if (gpr_atm_full_cas(state, curr, new_state)) {
-          return; /* early out */
-        }
-        break; /* retry */
-
-      default: {
-        /* 'curr' is either a closure or the fd is already shutdown */
-
-        /* If fd is already shutdown, we are done */
-        if ((curr & FD_SHUTDOWN_BIT) > 0) {
-          return;
-        }
-
-        /* Fd is not shutdown. Schedule the closure and move the state to
-           shutdown state.
-           Needs an acquire to pair with setting the closure (and get a
-           happens-after on that edge), and a release to pair with anything
-           loading the shutdown state. */
-        if (gpr_atm_full_cas(state, curr, new_state)) {
-          grpc_closure_sched(exec_ctx, (grpc_closure *)curr,
-                             GRPC_ERROR_CREATE_REFERENCING_FROM_STATIC_STRING(
-                                 "FD Shutdown", &shutdown_err, 1));
-          return;
-        }
-
-        /* 'curr' was a closure but now changed to a different state. We will
-          have to retry */
-        break;
-      }
-    }
-  }
-
-  GPR_UNREACHABLE_CODE(return );
-}
-
-static void set_ready(grpc_exec_ctx *exec_ctx, grpc_fd *fd, gpr_atm *state) {
-  while (true) {
-    gpr_atm curr = gpr_atm_no_barrier_load(state);
-
-    switch (curr) {
-      case CLOSURE_READY: {
-        /* Already ready. We are done here */
-        return;
-      }
-
-      case CLOSURE_NOT_READY: {
-        /* No barrier required as we're transitioning to a state that does not
-           involve a closure */
-        if (gpr_atm_no_barrier_cas(state, CLOSURE_NOT_READY, CLOSURE_READY)) {
-          return; /* early out */
-        }
-        break; /* retry */
-      }
-
-      default: {
-        /* 'curr' is either a closure or the fd is shutdown */
-        if ((curr & FD_SHUTDOWN_BIT) > 0) {
-          /* The fd is shutdown. Do nothing */
-          return;
-        }
-        /* Full cas: acquire pairs with this cas' release in the event of a
-           spurious set_ready; release pairs with this or the acquire in
-           notify_on (or set_shutdown) */
-        else if (gpr_atm_full_cas(state, curr, CLOSURE_NOT_READY)) {
-          grpc_closure_sched(exec_ctx, (grpc_closure *)curr, GRPC_ERROR_NONE);
-          return;
-        }
-        /* else the state changed again (only possible by either a racing
-           set_ready or set_shutdown functions. In both these cases, the closure
-           would have been scheduled for execution. So we are done here */
-        return;
-      }
-    }
-  }
-}
-
 static grpc_pollset *fd_get_read_notifier_pollset(grpc_exec_ctx *exec_ctx,
                                                   grpc_fd *fd) {
   gpr_atm notifier = gpr_atm_acq_load(&fd->read_notifier_pollset);
@@ -1259,33 +1064,27 @@
 }
 
 static bool fd_is_shutdown(grpc_fd *fd) {
-  grpc_error *err = (grpc_error *)gpr_atm_acq_load(&fd->shutdown_error);
-  return (((intptr_t)err & FD_SHUTDOWN_BIT) > 0);
+  return grpc_lfev_is_shutdown(&fd->read_closure);
 }
 
 /* Might be called multiple times */
 static void fd_shutdown(grpc_exec_ctx *exec_ctx, grpc_fd *fd, grpc_error *why) {
-  /* Store the shutdown error ORed with FD_SHUTDOWN_BIT in fd->shutdown_error */
-  if (gpr_atm_rel_cas(&fd->shutdown_error, (gpr_atm)GRPC_ERROR_NONE,
-                      (gpr_atm)why | FD_SHUTDOWN_BIT)) {
+  if (grpc_lfev_set_shutdown(exec_ctx, &fd->read_closure,
+                             GRPC_ERROR_REF(why))) {
     shutdown(fd->fd, SHUT_RDWR);
-
-    set_shutdown(exec_ctx, fd, &fd->read_closure, why);
-    set_shutdown(exec_ctx, fd, &fd->write_closure, why);
-  } else {
-    /* Shutdown already called */
-    GRPC_ERROR_UNREF(why);
+    grpc_lfev_set_shutdown(exec_ctx, &fd->write_closure, GRPC_ERROR_REF(why));
   }
+  GRPC_ERROR_UNREF(why);
 }
 
 static void fd_notify_on_read(grpc_exec_ctx *exec_ctx, grpc_fd *fd,
                               grpc_closure *closure) {
-  notify_on(exec_ctx, fd, &fd->read_closure, closure);
+  grpc_lfev_notify_on(exec_ctx, &fd->read_closure, closure);
 }
 
 static void fd_notify_on_write(grpc_exec_ctx *exec_ctx, grpc_fd *fd,
                                grpc_closure *closure) {
-  notify_on(exec_ctx, fd, &fd->write_closure, closure);
+  grpc_lfev_notify_on(exec_ctx, &fd->write_closure, closure);
 }
 
 static grpc_workqueue *fd_get_workqueue(grpc_fd *fd) {
@@ -1333,7 +1132,7 @@
   if (gpr_atm_no_barrier_cas(&worker->is_kicked, (gpr_atm)0, (gpr_atm)1)) {
     GRPC_POLLING_TRACE(
         "pollset_worker_kick: Kicking worker: %p (thread id: %ld)",
-        (void *)worker, worker->pt_id);
+        (void *)worker, (long int)worker->pt_id);
     int err_num = pthread_kill(worker->pt_id, grpc_wakeup_signal);
     if (err_num != 0) {
       err = GRPC_OS_ERROR(err_num, "pthread_kill");
@@ -1475,7 +1274,7 @@
 
 static void fd_become_readable(grpc_exec_ctx *exec_ctx, grpc_fd *fd,
                                grpc_pollset *notifier) {
-  set_ready(exec_ctx, fd, &fd->read_closure);
+  grpc_lfev_set_ready(exec_ctx, &fd->read_closure);
 
   /* Note, it is possible that fd_become_readable might be called twice with
      different 'notifier's when an fd becomes readable and it is in two epoll
@@ -1487,7 +1286,7 @@
 }
 
 static void fd_become_writable(grpc_exec_ctx *exec_ctx, grpc_fd *fd) {
-  set_ready(exec_ctx, fd, &fd->write_closure);
+  grpc_lfev_set_ready(exec_ctx, &fd->write_closure);
 }
 
 static void pollset_release_polling_island(grpc_exec_ctx *exec_ctx,
diff --git a/src/core/lib/iomgr/lockfree_event.c b/src/core/lib/iomgr/lockfree_event.c
new file mode 100644
index 0000000..17e3bbf
--- /dev/null
+++ b/src/core/lib/iomgr/lockfree_event.c
@@ -0,0 +1,238 @@
+/*
+ *
+ * Copyright 2017, Google Inc.
+ * All rights reserved.
+ *
+ * Redistribution and use in source and binary forms, with or without
+ * modification, are permitted provided that the following conditions are
+ * met:
+ *
+ *     * Redistributions of source code must retain the above copyright
+ * notice, this list of conditions and the following disclaimer.
+ *     * Redistributions in binary form must reproduce the above
+ * copyright notice, this list of conditions and the following disclaimer
+ * in the documentation and/or other materials provided with the
+ * distribution.
+ *     * Neither the name of Google Inc. nor the names of its
+ * contributors may be used to endorse or promote products derived from
+ * this software without specific prior written permission.
+ *
+ * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
+ * "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
+ * LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
+ * A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
+ * OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
+ * SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
+ * LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
+ * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
+ * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
+ * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
+ * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
+ *
+ */
+
+#include "src/core/lib/iomgr/lockfree_event.h"
+
+#include <grpc/support/log.h>
+
+/* 'state' holds the to call when the fd is readable or writable respectively.
+   It can contain one of the following values:
+     CLOSURE_READY     : The fd has an I/O event of interest but there is no
+                         closure yet to execute
+
+     CLOSURE_NOT_READY : The fd has no I/O event of interest
+
+     closure ptr       : The closure to be executed when the fd has an I/O
+                         event of interest
+
+     shutdown_error | FD_SHUTDOWN_BIT :
+                        'shutdown_error' field ORed with FD_SHUTDOWN_BIT.
+                         This indicates that the fd is shutdown. Since all
+                         memory allocations are word-aligned, the lower two
+                         bits of the shutdown_error pointer are always 0. So
+                         it is safe to OR these with FD_SHUTDOWN_BIT
+
+   Valid state transitions:
+
+     <closure ptr> <-----3------ CLOSURE_NOT_READY ----1---->  CLOSURE_READY
+       |  |                         ^   |    ^                         |  |
+       |  |                         |   |    |                         |  |
+       |  +--------------4----------+   6    +---------2---------------+  |
+       |                                |                                 |
+       |                                v                                 |
+       +-----5------->  [shutdown_error | FD_SHUTDOWN_BIT] <----7---------+
+
+    For 1, 4 : See grpc_lfev_set_ready() function
+    For 2, 3 : See grpc_lfev_notify_on() function
+    For 5,6,7: See grpc_lfev_set_shutdown() function */
+
+#define CLOSURE_NOT_READY ((gpr_atm)0)
+#define CLOSURE_READY ((gpr_atm)2)
+
+#define FD_SHUTDOWN_BIT ((gpr_atm)1)
+
+void grpc_lfev_init(gpr_atm *state) {
+  gpr_atm_no_barrier_store(state, CLOSURE_NOT_READY);
+}
+
+void grpc_lfev_destroy(gpr_atm *state) {
+  gpr_atm curr = gpr_atm_no_barrier_load(state);
+  if (curr & FD_SHUTDOWN_BIT) {
+    GRPC_ERROR_UNREF((grpc_error *)(curr & ~FD_SHUTDOWN_BIT));
+  } else {
+    GPR_ASSERT(curr == CLOSURE_NOT_READY || curr == CLOSURE_READY);
+  }
+}
+
+bool grpc_lfev_is_shutdown(gpr_atm *state) {
+  gpr_atm curr = gpr_atm_no_barrier_load(state);
+  return (curr & FD_SHUTDOWN_BIT) != 0;
+}
+
+void grpc_lfev_notify_on(grpc_exec_ctx *exec_ctx, gpr_atm *state,
+                         grpc_closure *closure) {
+  while (true) {
+    gpr_atm curr = gpr_atm_no_barrier_load(state);
+    switch (curr) {
+      case CLOSURE_NOT_READY: {
+        /* CLOSURE_NOT_READY -> <closure>.
+
+           We're guaranteed by API that there's an acquire barrier before here,
+           so there's no need to double-dip and this can be a release-only.
+
+           The release itself pairs with the acquire half of a set_ready full
+           barrier. */
+        if (gpr_atm_rel_cas(state, CLOSURE_NOT_READY, (gpr_atm)closure)) {
+          return; /* Successful. Return */
+        }
+
+        break; /* retry */
+      }
+
+      case CLOSURE_READY: {
+        /* Change the state to CLOSURE_NOT_READY. Schedule the closure if
+           successful. If not, the state most likely transitioned to shutdown.
+           We should retry.
+
+           This can be a no-barrier cas since the state is being transitioned to
+           CLOSURE_NOT_READY; set_ready and set_shutdown do not schedule any
+           closure when transitioning out of CLOSURE_NO_READY state (i.e there
+           is no other code that needs to 'happen-after' this) */
+        if (gpr_atm_no_barrier_cas(state, CLOSURE_READY, CLOSURE_NOT_READY)) {
+          grpc_closure_sched(exec_ctx, closure, GRPC_ERROR_NONE);
+          return; /* Successful. Return */
+        }
+
+        break; /* retry */
+      }
+
+      default: {
+        /* 'curr' is either a closure or the fd is shutdown(in which case 'curr'
+           contains a pointer to the shutdown-error). If the fd is shutdown,
+           schedule the closure with the shutdown error */
+        if ((curr & FD_SHUTDOWN_BIT) > 0) {
+          grpc_error *shutdown_err = (grpc_error *)(curr & ~FD_SHUTDOWN_BIT);
+          grpc_closure_sched(exec_ctx, closure,
+                             GRPC_ERROR_CREATE_REFERENCING_FROM_STATIC_STRING(
+                                 "FD Shutdown", &shutdown_err, 1));
+          return;
+        }
+
+        /* There is already a closure!. This indicates a bug in the code */
+        gpr_log(GPR_ERROR,
+                "notify_on called with a previous callback still pending");
+        abort();
+      }
+    }
+  }
+
+  GPR_UNREACHABLE_CODE(return );
+}
+
+bool grpc_lfev_set_shutdown(grpc_exec_ctx *exec_ctx, gpr_atm *state,
+                            grpc_error *shutdown_err) {
+  gpr_atm new_state = (gpr_atm)shutdown_err | FD_SHUTDOWN_BIT;
+
+  while (true) {
+    gpr_atm curr = gpr_atm_no_barrier_load(state);
+    switch (curr) {
+      case CLOSURE_READY:
+      case CLOSURE_NOT_READY:
+        /* Need a full barrier here so that the initial load in notify_on
+           doesn't need a barrier */
+        if (gpr_atm_full_cas(state, curr, new_state)) {
+          return true; /* early out */
+        }
+        break; /* retry */
+
+      default: {
+        /* 'curr' is either a closure or the fd is already shutdown */
+
+        /* If fd is already shutdown, we are done */
+        if ((curr & FD_SHUTDOWN_BIT) > 0) {
+          GRPC_ERROR_UNREF(shutdown_err);
+          return false;
+        }
+
+        /* Fd is not shutdown. Schedule the closure and move the state to
+           shutdown state.
+           Needs an acquire to pair with setting the closure (and get a
+           happens-after on that edge), and a release to pair with anything
+           loading the shutdown state. */
+        if (gpr_atm_full_cas(state, curr, new_state)) {
+          grpc_closure_sched(exec_ctx, (grpc_closure *)curr,
+                             GRPC_ERROR_CREATE_REFERENCING_FROM_STATIC_STRING(
+                                 "FD Shutdown", &shutdown_err, 1));
+          return true;
+        }
+
+        /* 'curr' was a closure but now changed to a different state. We will
+          have to retry */
+        break;
+      }
+    }
+  }
+
+  GPR_UNREACHABLE_CODE(return false);
+}
+
+void grpc_lfev_set_ready(grpc_exec_ctx *exec_ctx, gpr_atm *state) {
+  while (true) {
+    gpr_atm curr = gpr_atm_no_barrier_load(state);
+
+    switch (curr) {
+      case CLOSURE_READY: {
+        /* Already ready. We are done here */
+        return;
+      }
+
+      case CLOSURE_NOT_READY: {
+        /* No barrier required as we're transitioning to a state that does not
+           involve a closure */
+        if (gpr_atm_no_barrier_cas(state, CLOSURE_NOT_READY, CLOSURE_READY)) {
+          return; /* early out */
+        }
+        break; /* retry */
+      }
+
+      default: {
+        /* 'curr' is either a closure or the fd is shutdown */
+        if ((curr & FD_SHUTDOWN_BIT) > 0) {
+          /* The fd is shutdown. Do nothing */
+          return;
+        }
+        /* Full cas: acquire pairs with this cas' release in the event of a
+           spurious set_ready; release pairs with this or the acquire in
+           notify_on (or set_shutdown) */
+        else if (gpr_atm_full_cas(state, curr, CLOSURE_NOT_READY)) {
+          grpc_closure_sched(exec_ctx, (grpc_closure *)curr, GRPC_ERROR_NONE);
+          return;
+        }
+        /* else the state changed again (only possible by either a racing
+           set_ready or set_shutdown functions. In both these cases, the closure
+           would have been scheduled for execution. So we are done here */
+        return;
+      }
+    }
+  }
+}
diff --git a/src/core/lib/iomgr/lockfree_event.h b/src/core/lib/iomgr/lockfree_event.h
new file mode 100644
index 0000000..1d91192
--- /dev/null
+++ b/src/core/lib/iomgr/lockfree_event.h
@@ -0,0 +1,54 @@
+/*
+ *
+ * Copyright 2017, Google Inc.
+ * All rights reserved.
+ *
+ * Redistribution and use in source and binary forms, with or without
+ * modification, are permitted provided that the following conditions are
+ * met:
+ *
+ *     * Redistributions of source code must retain the above copyright
+ * notice, this list of conditions and the following disclaimer.
+ *     * Redistributions in binary form must reproduce the above
+ * copyright notice, this list of conditions and the following disclaimer
+ * in the documentation and/or other materials provided with the
+ * distribution.
+ *     * Neither the name of Google Inc. nor the names of its
+ * contributors may be used to endorse or promote products derived from
+ * this software without specific prior written permission.
+ *
+ * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
+ * "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
+ * LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
+ * A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
+ * OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
+ * SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
+ * LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
+ * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
+ * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
+ * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
+ * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
+ *
+ */
+
+#ifndef GRPC_CORE_LIB_IOMGR_LOCKFREE_EVENT_H
+#define GRPC_CORE_LIB_IOMGR_LOCKFREE_EVENT_H
+
+/* Lock free event notification for file descriptors */
+
+#include <grpc/support/atm.h>
+
+#include "src/core/lib/iomgr/exec_ctx.h"
+
+void grpc_lfev_init(gpr_atm *state);
+void grpc_lfev_destroy(gpr_atm *state);
+bool grpc_lfev_is_shutdown(gpr_atm *state);
+
+void grpc_lfev_notify_on(grpc_exec_ctx *exec_ctx, gpr_atm *state,
+                         grpc_closure *closure);
+/* Returns true on first successful shutdown */
+bool grpc_lfev_set_shutdown(grpc_exec_ctx *exec_ctx, gpr_atm *state,
+                            grpc_error *shutdown_err);
+void grpc_lfev_set_ready(grpc_exec_ctx *exec_ctx, gpr_atm *state);
+
+#endif /* GRPC_CORE_LIB_IOMGR_LOCKFREE_EVENT_H */
diff --git a/src/core/lib/iomgr/port.h b/src/core/lib/iomgr/port.h
index 94a454c..269dc35 100644
--- a/src/core/lib/iomgr/port.h
+++ b/src/core/lib/iomgr/port.h
@@ -85,6 +85,10 @@
 #define GRPC_LINUX_SOCKETUTILS 1
 #endif
 #endif
+#ifndef __GLIBC__
+#define GRPC_LINUX_EPOLL 1
+#define GRPC_LINUX_EVENTFD 1
+#endif
 #ifndef GRPC_LINUX_EVENTFD
 #define GRPC_POSIX_NO_SPECIAL_WAKEUP_FD 1
 #endif
diff --git a/src/core/lib/security/transport/security_connector.c b/src/core/lib/security/transport/security_connector.c
index 2b51706..dbe3263 100644
--- a/src/core/lib/security/transport/security_connector.c
+++ b/src/core/lib/security/transport/security_connector.c
@@ -448,14 +448,14 @@
 
 typedef struct {
   grpc_channel_security_connector base;
-  tsi_ssl_handshaker_factory *handshaker_factory;
+  tsi_ssl_client_handshaker_factory *handshaker_factory;
   char *target_name;
   char *overridden_target_name;
 } grpc_ssl_channel_security_connector;
 
 typedef struct {
   grpc_server_security_connector base;
-  tsi_ssl_handshaker_factory *handshaker_factory;
+  tsi_ssl_server_handshaker_factory *handshaker_factory;
 } grpc_ssl_server_security_connector;
 
 static void ssl_channel_destroy(grpc_exec_ctx *exec_ctx,
@@ -464,7 +464,7 @@
       (grpc_ssl_channel_security_connector *)sc;
   grpc_call_credentials_unref(exec_ctx, c->base.request_metadata_creds);
   if (c->handshaker_factory != NULL) {
-    tsi_ssl_handshaker_factory_destroy(c->handshaker_factory);
+    tsi_ssl_client_handshaker_factory_destroy(c->handshaker_factory);
   }
   if (c->target_name != NULL) gpr_free(c->target_name);
   if (c->overridden_target_name != NULL) gpr_free(c->overridden_target_name);
@@ -476,26 +476,11 @@
   grpc_ssl_server_security_connector *c =
       (grpc_ssl_server_security_connector *)sc;
   if (c->handshaker_factory != NULL) {
-    tsi_ssl_handshaker_factory_destroy(c->handshaker_factory);
+    tsi_ssl_server_handshaker_factory_destroy(c->handshaker_factory);
   }
   gpr_free(sc);
 }
 
-static grpc_security_status ssl_create_handshaker(
-    tsi_ssl_handshaker_factory *handshaker_factory, bool is_client,
-    const char *peer_name, tsi_handshaker **handshaker) {
-  tsi_result result = TSI_OK;
-  if (handshaker_factory == NULL) return GRPC_SECURITY_ERROR;
-  result = tsi_ssl_handshaker_factory_create_handshaker(
-      handshaker_factory, is_client ? peer_name : NULL, handshaker);
-  if (result != TSI_OK) {
-    gpr_log(GPR_ERROR, "Handshaker creation failed with error %s.",
-            tsi_result_to_string(result));
-    return GRPC_SECURITY_ERROR;
-  }
-  return GRPC_SECURITY_OK;
-}
-
 static void ssl_channel_add_handshakers(grpc_exec_ctx *exec_ctx,
                                         grpc_channel_security_connector *sc,
                                         grpc_handshake_manager *handshake_mgr) {
@@ -503,11 +488,17 @@
       (grpc_ssl_channel_security_connector *)sc;
   // Instantiate TSI handshaker.
   tsi_handshaker *tsi_hs = NULL;
-  ssl_create_handshaker(c->handshaker_factory, true /* is_client */,
-                        c->overridden_target_name != NULL
-                            ? c->overridden_target_name
-                            : c->target_name,
-                        &tsi_hs);
+  tsi_result result = tsi_ssl_client_handshaker_factory_create_handshaker(
+      c->handshaker_factory,
+      c->overridden_target_name != NULL ? c->overridden_target_name
+                                        : c->target_name,
+      &tsi_hs);
+  if (result != TSI_OK) {
+    gpr_log(GPR_ERROR, "Handshaker creation failed with error %s.",
+            tsi_result_to_string(result));
+    return;
+  }
+
   // Create handshakers.
   grpc_handshake_manager_add(handshake_mgr, grpc_security_handshaker_create(
                                                 exec_ctx, tsi_hs, &sc->base));
@@ -520,8 +511,14 @@
       (grpc_ssl_server_security_connector *)sc;
   // Instantiate TSI handshaker.
   tsi_handshaker *tsi_hs = NULL;
-  ssl_create_handshaker(c->handshaker_factory, false /* is_client */,
-                        NULL /* peer_name */, &tsi_hs);
+  tsi_result result = tsi_ssl_server_handshaker_factory_create_handshaker(
+      c->handshaker_factory, &tsi_hs);
+  if (result != TSI_OK) {
+    gpr_log(GPR_ERROR, "Handshaker creation failed with error %s.",
+            tsi_result_to_string(result));
+    return;
+  }
+
   // Create handshakers.
   grpc_handshake_manager_add(handshake_mgr, grpc_security_handshaker_create(
                                                 exec_ctx, tsi_hs, &sc->base));
diff --git a/src/core/lib/support/cpu_linux.c b/src/core/lib/support/cpu_linux.c
index d6f7e7d..1e50f59 100644
--- a/src/core/lib/support/cpu_linux.c
+++ b/src/core/lib/support/cpu_linux.c
@@ -67,12 +67,17 @@
 }
 
 unsigned gpr_cpu_current_cpu(void) {
+#ifdef __GLIBC__
   int cpu = sched_getcpu();
   if (cpu < 0) {
     gpr_log(GPR_ERROR, "Error determining current CPU: %s\n", strerror(errno));
     return 0;
   }
   return (unsigned)cpu;
+#else
+  // sched_getcpu() is undefined on musl
+  return 0;
+#endif
 }
 
 #endif /* GPR_CPU_LINUX */
diff --git a/src/core/lib/support/wrap_memcpy.c b/src/core/lib/support/wrap_memcpy.c
index 15c289f..050cc6d 100644
--- a/src/core/lib/support/wrap_memcpy.c
+++ b/src/core/lib/support/wrap_memcpy.c
@@ -40,7 +40,7 @@
  */
 
 #ifdef __linux__
-#ifdef __x86_64__
+#if defined(__x86_64__) && defined(__GNU_LIBRARY__)
 __asm__(".symver memcpy,memcpy@GLIBC_2.2.5");
 void *__wrap_memcpy(void *destination, const void *source, size_t num) {
   return memcpy(destination, source, num);
diff --git a/src/core/lib/surface/init_secure.c b/src/core/lib/surface/init_secure.c
index 921ef87..7461346 100644
--- a/src/core/lib/surface/init_secure.c
+++ b/src/core/lib/surface/init_secure.c
@@ -31,6 +31,8 @@
  *
  */
 
+#include <grpc/support/port_platform.h>
+
 #include "src/core/lib/surface/init.h"
 
 #include <limits.h>
diff --git a/src/core/tsi/ssl_transport_security.c b/src/core/tsi/ssl_transport_security.c
index a0325cc..984f745 100644
--- a/src/core/tsi/ssl_transport_security.c
+++ b/src/core/tsi/ssl_transport_security.c
@@ -81,23 +81,13 @@
 
 /* --- Structure definitions. ---*/
 
-struct tsi_ssl_handshaker_factory {
-  tsi_result (*create_handshaker)(tsi_ssl_handshaker_factory *self,
-                                  const char *server_name_indication,
-                                  tsi_handshaker **handshaker);
-  void (*destroy)(tsi_ssl_handshaker_factory *self);
-};
-
-typedef struct {
-  tsi_ssl_handshaker_factory base;
+struct tsi_ssl_client_handshaker_factory {
   SSL_CTX *ssl_context;
   unsigned char *alpn_protocol_list;
   size_t alpn_protocol_list_length;
-} tsi_ssl_client_handshaker_factory;
+};
 
-typedef struct {
-  tsi_ssl_handshaker_factory base;
-
+struct tsi_ssl_server_handshaker_factory {
   /* Several contexts to support SNI.
      The tsi_peer array contains the subject names of the server certificates
      associated with the contexts at the same index.  */
@@ -106,7 +96,7 @@
   size_t ssl_context_count;
   unsigned char *alpn_protocol_list;
   size_t alpn_protocol_list_length;
-} tsi_ssl_server_handshaker_factory;
+};
 
 typedef struct {
   tsi_handshaker base;
@@ -1053,18 +1043,6 @@
 
 /* --- tsi_ssl_handshaker_factory common methods. --- */
 
-tsi_result tsi_ssl_handshaker_factory_create_handshaker(
-    tsi_ssl_handshaker_factory *self, const char *server_name_indication,
-    tsi_handshaker **handshaker) {
-  if (self == NULL || handshaker == NULL) return TSI_INVALID_ARGUMENT;
-  return self->create_handshaker(self, server_name_indication, handshaker);
-}
-
-void tsi_ssl_handshaker_factory_destroy(tsi_ssl_handshaker_factory *self) {
-  if (self == NULL) return;
-  self->destroy(self);
-}
-
 static tsi_result create_tsi_ssl_handshaker(SSL_CTX *ctx, int is_client,
                                             const char *server_name_indication,
                                             tsi_handshaker **handshaker) {
@@ -1152,24 +1130,20 @@
   return SSL_TLSEXT_ERR_NOACK;
 }
 
-/* --- tsi_ssl__client_handshaker_factory methods implementation. --- */
+/* --- tsi_ssl_client_handshaker_factory methods implementation. --- */
 
-static tsi_result ssl_client_handshaker_factory_create_handshaker(
-    tsi_ssl_handshaker_factory *self, const char *server_name_indication,
+tsi_result tsi_ssl_client_handshaker_factory_create_handshaker(
+    tsi_ssl_client_handshaker_factory *self, const char *server_name_indication,
     tsi_handshaker **handshaker) {
-  tsi_ssl_client_handshaker_factory *impl =
-      (tsi_ssl_client_handshaker_factory *)self;
-  return create_tsi_ssl_handshaker(impl->ssl_context, 1, server_name_indication,
+  return create_tsi_ssl_handshaker(self->ssl_context, 1, server_name_indication,
                                    handshaker);
 }
 
-static void ssl_client_handshaker_factory_destroy(
-    tsi_ssl_handshaker_factory *self) {
-  tsi_ssl_client_handshaker_factory *impl =
-      (tsi_ssl_client_handshaker_factory *)self;
-  if (impl->ssl_context != NULL) SSL_CTX_free(impl->ssl_context);
-  if (impl->alpn_protocol_list != NULL) gpr_free(impl->alpn_protocol_list);
-  gpr_free(impl);
+void tsi_ssl_client_handshaker_factory_destroy(
+    tsi_ssl_client_handshaker_factory *self) {
+  if (self->ssl_context != NULL) SSL_CTX_free(self->ssl_context);
+  if (self->alpn_protocol_list != NULL) gpr_free(self->alpn_protocol_list);
+  gpr_free(self);
 }
 
 static int client_handshaker_factory_npn_callback(SSL *ssl, unsigned char **out,
@@ -1186,36 +1160,29 @@
 
 /* --- tsi_ssl_server_handshaker_factory methods implementation. --- */
 
-static tsi_result ssl_server_handshaker_factory_create_handshaker(
-    tsi_ssl_handshaker_factory *self, const char *server_name_indication,
-    tsi_handshaker **handshaker) {
-  tsi_ssl_server_handshaker_factory *impl =
-      (tsi_ssl_server_handshaker_factory *)self;
-  if (impl->ssl_context_count == 0 || server_name_indication != NULL) {
-    return TSI_INVALID_ARGUMENT;
-  }
+tsi_result tsi_ssl_server_handshaker_factory_create_handshaker(
+    tsi_ssl_server_handshaker_factory *self, tsi_handshaker **handshaker) {
+  if (self->ssl_context_count == 0) return TSI_INVALID_ARGUMENT;
   /* Create the handshaker with the first context. We will switch if needed
      because of SNI in ssl_server_handshaker_factory_servername_callback.  */
-  return create_tsi_ssl_handshaker(impl->ssl_contexts[0], 0, NULL, handshaker);
+  return create_tsi_ssl_handshaker(self->ssl_contexts[0], 0, NULL, handshaker);
 }
 
-static void ssl_server_handshaker_factory_destroy(
-    tsi_ssl_handshaker_factory *self) {
-  tsi_ssl_server_handshaker_factory *impl =
-      (tsi_ssl_server_handshaker_factory *)self;
+void tsi_ssl_server_handshaker_factory_destroy(
+    tsi_ssl_server_handshaker_factory *self) {
   size_t i;
-  for (i = 0; i < impl->ssl_context_count; i++) {
-    if (impl->ssl_contexts[i] != NULL) {
-      SSL_CTX_free(impl->ssl_contexts[i]);
-      tsi_peer_destruct(&impl->ssl_context_x509_subject_names[i]);
+  for (i = 0; i < self->ssl_context_count; i++) {
+    if (self->ssl_contexts[i] != NULL) {
+      SSL_CTX_free(self->ssl_contexts[i]);
+      tsi_peer_destruct(&self->ssl_context_x509_subject_names[i]);
     }
   }
-  if (impl->ssl_contexts != NULL) gpr_free(impl->ssl_contexts);
-  if (impl->ssl_context_x509_subject_names != NULL) {
-    gpr_free(impl->ssl_context_x509_subject_names);
+  if (self->ssl_contexts != NULL) gpr_free(self->ssl_contexts);
+  if (self->ssl_context_x509_subject_names != NULL) {
+    gpr_free(self->ssl_context_x509_subject_names);
   }
-  if (impl->alpn_protocol_list != NULL) gpr_free(impl->alpn_protocol_list);
-  gpr_free(impl);
+  if (self->alpn_protocol_list != NULL) gpr_free(self->alpn_protocol_list);
+  gpr_free(self);
 }
 
 static int does_entry_match_name(const char *entry, size_t entry_length,
@@ -1317,7 +1284,7 @@
     const unsigned char *pem_root_certs, size_t pem_root_certs_size,
     const char *cipher_list, const unsigned char **alpn_protocols,
     const unsigned char *alpn_protocols_lengths, uint16_t num_alpn_protocols,
-    tsi_ssl_handshaker_factory **factory) {
+    tsi_ssl_client_handshaker_factory **factory) {
   SSL_CTX *ssl_context = NULL;
   tsi_ssl_client_handshaker_factory *impl = NULL;
   tsi_result result = TSI_OK;
@@ -1373,16 +1340,13 @@
     }
   } while (0);
   if (result != TSI_OK) {
-    ssl_client_handshaker_factory_destroy(&impl->base);
+    tsi_ssl_client_handshaker_factory_destroy(impl);
     return result;
   }
   SSL_CTX_set_verify(ssl_context, SSL_VERIFY_PEER, NULL);
   /* TODO(jboeuf): Add revocation verification. */
 
-  impl->base.create_handshaker =
-      ssl_client_handshaker_factory_create_handshaker;
-  impl->base.destroy = ssl_client_handshaker_factory_destroy;
-  *factory = &impl->base;
+  *factory = impl;
   return TSI_OK;
 }
 
@@ -1394,7 +1358,7 @@
     size_t pem_client_root_certs_size, int force_client_auth,
     const char *cipher_list, const unsigned char **alpn_protocols,
     const unsigned char *alpn_protocols_lengths, uint16_t num_alpn_protocols,
-    tsi_ssl_handshaker_factory **factory) {
+    tsi_ssl_server_handshaker_factory **factory) {
   return tsi_create_ssl_server_handshaker_factory_ex(
       pem_private_keys, pem_private_keys_sizes, pem_cert_chains,
       pem_cert_chains_sizes, key_cert_pair_count, pem_client_root_certs,
@@ -1414,7 +1378,7 @@
     tsi_client_certificate_request_type client_certificate_request,
     const char *cipher_list, const unsigned char **alpn_protocols,
     const unsigned char *alpn_protocols_lengths, uint16_t num_alpn_protocols,
-    tsi_ssl_handshaker_factory **factory) {
+    tsi_ssl_server_handshaker_factory **factory) {
   tsi_ssl_server_handshaker_factory *impl = NULL;
   tsi_result result = TSI_OK;
   size_t i = 0;
@@ -1429,15 +1393,12 @@
   }
 
   impl = gpr_zalloc(sizeof(*impl));
-  impl->base.create_handshaker =
-      ssl_server_handshaker_factory_create_handshaker;
-  impl->base.destroy = ssl_server_handshaker_factory_destroy;
   impl->ssl_contexts = gpr_zalloc(key_cert_pair_count * sizeof(SSL_CTX *));
   impl->ssl_context_x509_subject_names =
       gpr_zalloc(key_cert_pair_count * sizeof(tsi_peer));
   if (impl->ssl_contexts == NULL ||
       impl->ssl_context_x509_subject_names == NULL) {
-    tsi_ssl_handshaker_factory_destroy(&impl->base);
+    tsi_ssl_server_handshaker_factory_destroy(impl);
     return TSI_OUT_OF_RESOURCES;
   }
   impl->ssl_context_count = key_cert_pair_count;
@@ -1447,7 +1408,7 @@
         alpn_protocols, alpn_protocols_lengths, num_alpn_protocols,
         &impl->alpn_protocol_list, &impl->alpn_protocol_list_length);
     if (result != TSI_OK) {
-      tsi_ssl_handshaker_factory_destroy(&impl->base);
+      tsi_ssl_server_handshaker_factory_destroy(impl);
       return result;
     }
   }
@@ -1520,11 +1481,11 @@
     } while (0);
 
     if (result != TSI_OK) {
-      tsi_ssl_handshaker_factory_destroy(&impl->base);
+      tsi_ssl_server_handshaker_factory_destroy(impl);
       return result;
     }
   }
-  *factory = &impl->base;
+  *factory = impl;
   return TSI_OK;
 }
 
diff --git a/src/core/tsi/ssl_transport_security.h b/src/core/tsi/ssl_transport_security.h
index 0a527e9..48dcaec 100644
--- a/src/core/tsi/ssl_transport_security.h
+++ b/src/core/tsi/ssl_transport_security.h
@@ -52,12 +52,13 @@
 
 #define TSI_SSL_ALPN_SELECTED_PROTOCOL "ssl_alpn_selected_protocol"
 
-/* --- tsi_ssl_handshaker_factory object ---
+/* --- tsi_ssl_client_handshaker_factory object ---
 
-   This object creates tsi_handshaker objects implemented in terms of the
-   TLS 1.2 specificiation.  */
+   This object creates a client tsi_handshaker objects implemented in terms of
+   the TLS 1.2 specificiation.  */
 
-typedef struct tsi_ssl_handshaker_factory tsi_ssl_handshaker_factory;
+typedef struct tsi_ssl_client_handshaker_factory
+    tsi_ssl_client_handshaker_factory;
 
 /* Creates a client handshaker factory.
    - pem_private_key is the buffer containing the PEM encoding of the client's
@@ -92,7 +93,33 @@
     const unsigned char *pem_root_certs, size_t pem_root_certs_size,
     const char *cipher_suites, const unsigned char **alpn_protocols,
     const unsigned char *alpn_protocols_lengths, uint16_t num_alpn_protocols,
-    tsi_ssl_handshaker_factory **factory);
+    tsi_ssl_client_handshaker_factory **factory);
+
+/* Creates a client handshaker.
+  - self is the factory from which the handshaker will be created.
+  - server_name_indication indicates the name of the server the client is
+    trying to connect to which will be relayed to the server using the SNI
+    extension.
+  - handshaker is the address of the handshaker pointer to be created.
+
+  - This method returns TSI_OK on success or TSI_INVALID_PARAMETER in the case
+    where a parameter is invalid.  */
+tsi_result tsi_ssl_client_handshaker_factory_create_handshaker(
+    tsi_ssl_client_handshaker_factory *self, const char *server_name_indication,
+    tsi_handshaker **handshaker);
+
+/* Destroys the handshaker factory. WARNING: it is unsafe to destroy a factory
+   while handshakers created with this factory are still in use.  */
+void tsi_ssl_client_handshaker_factory_destroy(
+    tsi_ssl_client_handshaker_factory *self);
+
+/* --- tsi_ssl_server_handshaker_factory object ---
+
+   This object creates a client tsi_handshaker objects implemented in terms of
+   the TLS 1.2 specificiation.  */
+
+typedef struct tsi_ssl_server_handshaker_factory
+    tsi_ssl_server_handshaker_factory;
 
 /* Creates a server handshaker factory.
    - version indicates which version of the specification to use.
@@ -140,7 +167,7 @@
     size_t pem_client_root_certs_size, int force_client_auth,
     const char *cipher_suites, const unsigned char **alpn_protocols,
     const unsigned char *alpn_protocols_lengths, uint16_t num_alpn_protocols,
-    tsi_ssl_handshaker_factory **factory);
+    tsi_ssl_server_handshaker_factory **factory);
 
 /* Same as tsi_create_ssl_server_handshaker_factory method except uses
    tsi_client_certificate_request_type to support more ways to handle client
@@ -157,25 +184,21 @@
     tsi_client_certificate_request_type client_certificate_request,
     const char *cipher_suites, const unsigned char **alpn_protocols,
     const unsigned char *alpn_protocols_lengths, uint16_t num_alpn_protocols,
-    tsi_ssl_handshaker_factory **factory);
+    tsi_ssl_server_handshaker_factory **factory);
 
-/* Creates a handshaker.
+/* Creates a server handshaker.
   - self is the factory from which the handshaker will be created.
-  - server_name_indication indicates the name of the server the client is
-    trying to connect to which will be relayed to the server using the SNI
-    extension.
-    This parameter must be NULL for a server handshaker factory.
-  - handhshaker is the address of the handshaker pointer to be created.
+  - handshaker is the address of the handshaker pointer to be created.
 
   - This method returns TSI_OK on success or TSI_INVALID_PARAMETER in the case
     where a parameter is invalid.  */
-tsi_result tsi_ssl_handshaker_factory_create_handshaker(
-    tsi_ssl_handshaker_factory *self, const char *server_name_indication,
-    tsi_handshaker **handshaker);
+tsi_result tsi_ssl_server_handshaker_factory_create_handshaker(
+    tsi_ssl_server_handshaker_factory *self, tsi_handshaker **handshaker);
 
 /* Destroys the handshaker factory. WARNING: it is unsafe to destroy a factory
    while handshakers created with this factory are still in use.  */
-void tsi_ssl_handshaker_factory_destroy(tsi_ssl_handshaker_factory *self);
+void tsi_ssl_server_handshaker_factory_destroy(
+    tsi_ssl_server_handshaker_factory *self);
 
 /* Util that checks that an ssl peer matches a specific name.
    Still TODO(jboeuf):
diff --git a/src/csharp/Grpc.Auth/Grpc.Auth.csproj b/src/csharp/Grpc.Auth/Grpc.Auth.csproj
old mode 100644
new mode 100755
index 9ef9852..6ac25aa
--- a/src/csharp/Grpc.Auth/Grpc.Auth.csproj
+++ b/src/csharp/Grpc.Auth/Grpc.Auth.csproj
@@ -1,78 +1,38 @@
-<?xml version="1.0" encoding="utf-8"?>
-<Project DefaultTargets="Build" ToolsVersion="4.0" xmlns="http://schemas.microsoft.com/developer/msbuild/2003">
+<Project Sdk="Microsoft.NET.Sdk">
+
+  <Import Project="..\Grpc.Core\Version.csproj.include" />
+  <Import Project="..\Grpc.Core\Common.csproj.include" />
+
   <PropertyGroup>
-    <Configuration Condition=" '$(Configuration)' == '' ">Debug</Configuration>
-    <Platform Condition=" '$(Platform)' == '' ">AnyCPU</Platform>
-    <ProjectGuid>{AE21D0EE-9A2C-4C15-AB7F-5224EED5B0EA}</ProjectGuid>
-    <OutputType>Library</OutputType>
-    <RootNamespace>Grpc.Auth</RootNamespace>
+    <Copyright>Copyright 2015, Google Inc.</Copyright>
+    <AssemblyTitle>gRPC C# Auth</AssemblyTitle>
+    <VersionPrefix>$(GrpcCsharpVersion)</VersionPrefix>
+    <Authors>Google Inc.</Authors>
+    <TargetFrameworks>net45;netstandard1.5</TargetFrameworks>
+    <DefineConstants>$(DefineConstants);SIGNED</DefineConstants>
     <AssemblyName>Grpc.Auth</AssemblyName>
-    <TargetFrameworkVersion>v4.5</TargetFrameworkVersion>
-    <DocumentationFile>bin\$(Configuration)\Grpc.Auth.Xml</DocumentationFile>
-    <NuGetPackageImportStamp>455903a2</NuGetPackageImportStamp>
+    <PackageId>Grpc.Auth</PackageId>
+    <PackageTags>gRPC RPC Protocol HTTP/2 Auth OAuth2</PackageTags>
+    <PackageProjectUrl>https://github.com/grpc/grpc</PackageProjectUrl>
+    <PackageLicenseUrl>https://github.com/grpc/grpc/blob/master/LICENSE</PackageLicenseUrl>
+    <NetStandardImplicitPackageVersion Condition=" '$(TargetFramework)' == 'netstandard1.5' ">1.6.0</NetStandardImplicitPackageVersion>
   </PropertyGroup>
-  <PropertyGroup Condition=" '$(Configuration)|$(Platform)' == 'Debug|AnyCPU' ">
-    <DebugSymbols>true</DebugSymbols>
-    <DebugType>full</DebugType>
-    <Optimize>false</Optimize>
-    <OutputPath>bin\Debug</OutputPath>
-    <DefineConstants>DEBUG;</DefineConstants>
-    <ErrorReport>prompt</ErrorReport>
-    <WarningLevel>4</WarningLevel>
-    <ConsolePause>false</ConsolePause>
-  </PropertyGroup>
-  <PropertyGroup Condition=" '$(Configuration)|$(Platform)' == 'Release|AnyCPU' ">
-    <DebugType>pdbonly</DebugType>
-    <Optimize>true</Optimize>
-    <OutputPath>bin\Release</OutputPath>
-    <ErrorReport>prompt</ErrorReport>
-    <WarningLevel>4</WarningLevel>
-    <ConsolePause>false</ConsolePause>
-  </PropertyGroup>
+
   <ItemGroup>
+    <Compile Include="..\Grpc.Core\Version.cs" />
+  </ItemGroup>
+
+  <ItemGroup>
+    <ProjectReference Include="../Grpc.Core/Grpc.Core.csproj" />
+  </ItemGroup>
+
+  <ItemGroup>
+    <PackageReference Include="Google.Apis.Auth" Version="1.21.0" />
+  </ItemGroup>
+
+  <ItemGroup Condition=" '$(TargetFramework)' == 'net45' ">
     <Reference Include="System" />
-    <Reference Include="System.Net" />
-    <Reference Include="System.Net.Http" />
-    <Reference Include="System.Net.Http.WebRequest" />
-    <Reference Include="Zlib.Portable">
-      <HintPath>..\packages\Zlib.Portable.Signed.1.11.0\lib\portable-net4+sl5+wp8+win8+wpa81+MonoTouch+MonoAndroid\Zlib.Portable.dll</HintPath>
-    </Reference>
-    <Reference Include="Google.Apis.Core">
-      <HintPath>..\packages\Google.Apis.Core.1.21.0\lib\net45\Google.Apis.Core.dll</HintPath>
-    </Reference>
-    <Reference Include="Google.Apis">
-      <HintPath>..\packages\Google.Apis.1.21.0\lib\net45\Google.Apis.dll</HintPath>
-    </Reference>
-    <Reference Include="Google.Apis.PlatformServices">
-      <HintPath>..\packages\Google.Apis.1.21.0\lib\net45\Google.Apis.PlatformServices.dll</HintPath>
-    </Reference>
-    <Reference Include="Google.Apis.Auth">
-      <HintPath>..\packages\Google.Apis.Auth.1.21.0\lib\net45\Google.Apis.Auth.dll</HintPath>
-    </Reference>
-    <Reference Include="Google.Apis.Auth.PlatformServices">
-      <HintPath>..\packages\Google.Apis.Auth.1.21.0\lib\net45\Google.Apis.Auth.PlatformServices.dll</HintPath>
-    </Reference>
-    <Reference Include="Newtonsoft.Json">
-      <HintPath>..\packages\Newtonsoft.Json.9.0.1\lib\net45\Newtonsoft.Json.dll</HintPath>
-    </Reference>
+    <Reference Include="Microsoft.CSharp" />
   </ItemGroup>
-  <ItemGroup>
-    <Compile Include="..\Grpc.Core\Version.cs">
-      <Link>Version.cs</Link>
-    </Compile>
-    <Compile Include="GoogleGrpcCredentials.cs" />
-    <Compile Include="Properties\AssemblyInfo.cs" />
-    <Compile Include="GoogleAuthInterceptors.cs" />
-  </ItemGroup>
-  <Import Project="$(MSBuildBinPath)\Microsoft.CSharp.targets" />
-  <ItemGroup>
-    <ProjectReference Include="..\Grpc.Core\Grpc.Core.csproj">
-      <Project>{CCC4440E-49F7-4790-B0AF-FEABB0837AE7}</Project>
-      <Name>Grpc.Core</Name>
-    </ProjectReference>
-  </ItemGroup>
-  <ItemGroup>
-    <None Include="Grpc.Auth.project.json" />
-    <None Include="packages.config" />
-  </ItemGroup>
-</Project>
\ No newline at end of file
+
+</Project>
diff --git a/src/csharp/Grpc.Auth/Grpc.Auth.project.json b/src/csharp/Grpc.Auth/Grpc.Auth.project.json
deleted file mode 100644
index c2f5bcb..0000000
--- a/src/csharp/Grpc.Auth/Grpc.Auth.project.json
+++ /dev/null
@@ -1,8 +0,0 @@
-{
-  "frameworks": {
-    "net45": { }
-  },
-  "runtimes": {
-    "win": { }
-  }
-}
diff --git a/src/csharp/Grpc.Auth/Grpc.Auth.xproj b/src/csharp/Grpc.Auth/Grpc.Auth.xproj
deleted file mode 100644
index dd3d94c..0000000
--- a/src/csharp/Grpc.Auth/Grpc.Auth.xproj
+++ /dev/null
@@ -1,18 +0,0 @@
-<?xml version="1.0" encoding="utf-8"?>
-<Project ToolsVersion="14.0.25123" DefaultTargets="Build" xmlns="http://schemas.microsoft.com/developer/msbuild/2003">
-  <PropertyGroup>
-    <VisualStudioVersion Condition="'$(VisualStudioVersion)' == ''">14.0.25123</VisualStudioVersion>
-    <VSToolsPath Condition="'$(VSToolsPath)' == ''">$(MSBuildExtensionsPath32)\Microsoft\VisualStudio\v$(VisualStudioVersion)</VSToolsPath>
-  </PropertyGroup>
-  <Import Project="$(VSToolsPath)\DNX\Microsoft.DNX.Props" Condition="'$(VSToolsPath)' != ''" />
-  <PropertyGroup Label="Globals">
-    <ProjectGuid>c82631ed-06d1-4458-87bc-8257d12307a8</ProjectGuid>
-    <RootNamespace>Grpc.Auth</RootNamespace>
-    <BaseIntermediateOutputPath Condition="'$(BaseIntermediateOutputPath)'=='' ">..\Grpc.Core\artifacts\obj\$(MSBuildProjectName)</BaseIntermediateOutputPath>
-    <OutputPath Condition="'$(OutputPath)'=='' ">.\bin\</OutputPath>
-  </PropertyGroup>
-  <PropertyGroup>
-    <SchemaVersion>2.0</SchemaVersion>
-  </PropertyGroup>
-  <Import Project="$(VSToolsPath)\DNX\Microsoft.DNX.targets" Condition="'$(VSToolsPath)' != ''" />
-</Project>
\ No newline at end of file
diff --git a/src/csharp/Grpc.Auth/packages.config b/src/csharp/Grpc.Auth/packages.config
deleted file mode 100644
index aecc65e..0000000
--- a/src/csharp/Grpc.Auth/packages.config
+++ /dev/null
@@ -1,8 +0,0 @@
-<?xml version="1.0" encoding="utf-8"?>
-<packages>
-  <package id="Google.Apis" version="1.21.0" targetFramework="net45" />
-  <package id="Google.Apis.Auth" version="1.21.0" targetFramework="net45" />
-  <package id="Google.Apis.Core" version="1.21.0" targetFramework="net45" />
-  <package id="Newtonsoft.Json" version="9.0.1" targetFramework="net45" />
-  <package id="Zlib.Portable.Signed" version="1.11.0" targetFramework="net45" />
-</packages>
\ No newline at end of file
diff --git a/src/csharp/Grpc.Core.Testing/Grpc.Core.Testing.csproj b/src/csharp/Grpc.Core.Testing/Grpc.Core.Testing.csproj
old mode 100644
new mode 100755
index 9b0b3ab..f4dd510
--- a/src/csharp/Grpc.Core.Testing/Grpc.Core.Testing.csproj
+++ b/src/csharp/Grpc.Core.Testing/Grpc.Core.Testing.csproj
@@ -1,68 +1,36 @@
-<?xml version="1.0" encoding="utf-8"?>
-<Project ToolsVersion="4.0" DefaultTargets="Build" xmlns="http://schemas.microsoft.com/developer/msbuild/2003">
-  <Import Project="$(MSBuildExtensionsPath)\$(MSBuildToolsVersion)\Microsoft.Common.props" Condition="Exists('$(MSBuildExtensionsPath)\$(MSBuildToolsVersion)\Microsoft.Common.props')" />
+<Project Sdk="Microsoft.NET.Sdk">
+
+  <Import Project="..\Grpc.Core\Version.csproj.include" />
+  <Import Project="..\Grpc.Core\Common.csproj.include" />
+
   <PropertyGroup>
-    <Configuration Condition=" '$(Configuration)' == '' ">Debug</Configuration>
-    <Platform Condition=" '$(Platform)' == '' ">AnyCPU</Platform>
-    <ProjectGuid>{3AB047CA-6CF9-435D-AA61-2D86C6FA2457}</ProjectGuid>
-    <OutputType>Library</OutputType>
-    <AppDesignerFolder>Properties</AppDesignerFolder>
-    <RootNamespace>Grpc.Core.Testing</RootNamespace>
+    <Copyright>Copyright 2017, Google Inc.</Copyright>
+    <AssemblyTitle>gRPC C# Core Testing</AssemblyTitle>
+    <VersionPrefix>$(GrpcCsharpVersion)</VersionPrefix>
+    <Authors>Google Inc.</Authors>
+    <TargetFrameworks>net45;netstandard1.5</TargetFrameworks>
+    <GenerateDocumentationFile>true</GenerateDocumentationFile>
     <AssemblyName>Grpc.Core.Testing</AssemblyName>
-    <TargetFrameworkVersion>v4.5</TargetFrameworkVersion>
-    <FileAlignment>512</FileAlignment>
-    <DocumentationFile>bin\$(Configuration)\Grpc.Core.Testing.Xml</DocumentationFile>
+    <PackageId>Grpc.Core.Testing</PackageId>
+    <PackageTags>gRPC test testing</PackageTags>
+    <PackageProjectUrl>https://github.com/grpc/grpc</PackageProjectUrl>
+    <PackageLicenseUrl>https://github.com/grpc/grpc/blob/master/LICENSE</PackageLicenseUrl>
+    <NetStandardImplicitPackageVersion Condition=" '$(TargetFramework)' == 'netstandard1.5' ">1.6.0</NetStandardImplicitPackageVersion>
   </PropertyGroup>
-  <PropertyGroup Condition=" '$(Configuration)|$(Platform)' == 'Debug|AnyCPU' ">
-    <DebugSymbols>true</DebugSymbols>
-    <DebugType>full</DebugType>
-    <Optimize>false</Optimize>
-    <OutputPath>bin\Debug\</OutputPath>
-    <ErrorReport>prompt</ErrorReport>
-    <WarningLevel>4</WarningLevel>
-  </PropertyGroup>
-  <PropertyGroup Condition=" '$(Configuration)|$(Platform)' == 'Release|AnyCPU' ">
-    <DebugType>pdbonly</DebugType>
-    <Optimize>true</Optimize>
-    <OutputPath>bin\Release\</OutputPath>
-    <ErrorReport>prompt</ErrorReport>
-    <WarningLevel>4</WarningLevel>
-  </PropertyGroup>
+
   <ItemGroup>
+    <Compile Include="..\Grpc.Core\Version.cs" />
+  </ItemGroup>
+
+  <ItemGroup>
+    <ProjectReference Include="../Grpc.Core/Grpc.Core.csproj" />
+  </ItemGroup>
+
+  <ItemGroup Condition=" '$(TargetFramework)' == 'net45' ">
+    <Reference Include="System.Runtime" />
+    <Reference Include="System.IO" />
     <Reference Include="System" />
-    <Reference Include="System.Core" />
-    <Reference Include="System.Xml.Linq" />
-    <Reference Include="System.Data.DataSetExtensions" />
     <Reference Include="Microsoft.CSharp" />
-    <Reference Include="System.Data" />
-    <Reference Include="System.Xml" />
-    <Reference Include="System.Interactive.Async">
-      <HintPath>..\packages\System.Interactive.Async.3.1.1\lib\net45\System.Interactive.Async.dll</HintPath>
-    </Reference>
   </ItemGroup>
-  <ItemGroup>
-    <Compile Include="..\Grpc.Core\Version.cs">
-      <Link>Version.cs</Link>
-    </Compile>
-    <Compile Include="Properties\AssemblyInfo.cs" />
-    <Compile Include="TestCalls.cs" />
-  </ItemGroup>
-  <ItemGroup>
-    <None Include="Grpc.Core.Testing.project.json" />
-    <None Include="packages.config" />
-  </ItemGroup>
-  <ItemGroup>
-    <ProjectReference Include="..\Grpc.Core\Grpc.Core.csproj">
-      <Project>{CCC4440E-49F7-4790-B0AF-FEABB0837AE7}</Project>
-      <Name>Grpc.Core</Name>
-    </ProjectReference>
-  </ItemGroup>
-  <Import Project="$(MSBuildToolsPath)\Microsoft.CSharp.targets" />
-  <!-- To modify your build process, add your task inside one of the targets below and uncomment it. 
-       Other similar extension points exist, see Microsoft.Common.targets.
-  <Target Name="BeforeBuild">
-  </Target>
-  <Target Name="AfterBuild">
-  </Target>
-  -->
-</Project>
\ No newline at end of file
+
+</Project>
diff --git a/src/csharp/Grpc.Core.Testing/Grpc.Core.Testing.project.json b/src/csharp/Grpc.Core.Testing/Grpc.Core.Testing.project.json
deleted file mode 100644
index c2f5bcb..0000000
--- a/src/csharp/Grpc.Core.Testing/Grpc.Core.Testing.project.json
+++ /dev/null
@@ -1,8 +0,0 @@
-{
-  "frameworks": {
-    "net45": { }
-  },
-  "runtimes": {
-    "win": { }
-  }
-}
diff --git a/src/csharp/Grpc.Core.Testing/Grpc.Core.Testing.xproj b/src/csharp/Grpc.Core.Testing/Grpc.Core.Testing.xproj
deleted file mode 100644
index c972387..0000000
--- a/src/csharp/Grpc.Core.Testing/Grpc.Core.Testing.xproj
+++ /dev/null
@@ -1,18 +0,0 @@
-<?xml version="1.0" encoding="utf-8"?>
-<Project ToolsVersion="14.0.25123" DefaultTargets="Build" xmlns="http://schemas.microsoft.com/developer/msbuild/2003">
-  <PropertyGroup>
-    <VisualStudioVersion Condition="'$(VisualStudioVersion)' == ''">14.0.25123</VisualStudioVersion>
-    <VSToolsPath Condition="'$(VSToolsPath)' == ''">$(MSBuildExtensionsPath32)\Microsoft\VisualStudio\v$(VisualStudioVersion)</VSToolsPath>
-  </PropertyGroup>
-  <Import Project="$(VSToolsPath)\DNX\Microsoft.DNX.Props" Condition="'$(VSToolsPath)' != ''" />
-  <PropertyGroup Label="Globals">
-    <ProjectGuid>2b372155-80ba-4cf9-82d6-4b938e8ec3a0</ProjectGuid>
-    <RootNamespace>Grpc.Core.Testing</RootNamespace>
-    <BaseIntermediateOutputPath Condition="'$(BaseIntermediateOutputPath)'=='' ">..\artifacts\obj\$(MSBuildProjectName)</BaseIntermediateOutputPath>
-    <OutputPath Condition="'$(OutputPath)'=='' ">.\bin\</OutputPath>
-  </PropertyGroup>
-  <PropertyGroup>
-    <SchemaVersion>2.0</SchemaVersion>
-  </PropertyGroup>
-  <Import Project="$(VSToolsPath)\DNX\Microsoft.DNX.targets" Condition="'$(VSToolsPath)' != ''" />
-</Project>
\ No newline at end of file
diff --git a/src/csharp/Grpc.Core.Testing/packages.config b/src/csharp/Grpc.Core.Testing/packages.config
deleted file mode 100644
index 53cfad5..0000000
--- a/src/csharp/Grpc.Core.Testing/packages.config
+++ /dev/null
@@ -1,4 +0,0 @@
-<?xml version="1.0" encoding="utf-8"?>
-<packages>
-  <package id="System.Interactive.Async" version="3.1.1" targetFramework="net45" />
-</packages>
\ No newline at end of file
diff --git a/src/csharp/Grpc.Core.Tests/Grpc.Core.Tests.csproj b/src/csharp/Grpc.Core.Tests/Grpc.Core.Tests.csproj
old mode 100644
new mode 100755
index a1a2e4e..9be77c8
--- a/src/csharp/Grpc.Core.Tests/Grpc.Core.Tests.csproj
+++ b/src/csharp/Grpc.Core.Tests/Grpc.Core.Tests.csproj
@@ -1,103 +1,37 @@
-<?xml version="1.0" encoding="utf-8"?>
-<Project DefaultTargets="Build" ToolsVersion="4.0" xmlns="http://schemas.microsoft.com/developer/msbuild/2003">
+<Project Sdk="Microsoft.NET.Sdk">
+
+  <Import Project="..\Grpc.Core\Version.csproj.include" />
+  <Import Project="..\Grpc.Core\Common.csproj.include" />
+
   <PropertyGroup>
-    <Configuration Condition=" '$(Configuration)' == '' ">Debug</Configuration>
-    <Platform Condition=" '$(Platform)' == '' ">AnyCPU</Platform>
-    <ProjectGuid>{86EC5CB4-4EA2-40A2-8057-86542A0353BB}</ProjectGuid>
-    <OutputType>Exe</OutputType>
-    <RootNamespace>Grpc.Core.Tests</RootNamespace>
+    <TargetFrameworks>net45;netcoreapp1.0</TargetFrameworks>
     <AssemblyName>Grpc.Core.Tests</AssemblyName>
-    <TargetFrameworkVersion>v4.5</TargetFrameworkVersion>
+    <OutputType>Exe</OutputType>
+    <PackageId>Grpc.Core.Tests</PackageId>
+    <PackageTargetFallback Condition=" '$(TargetFramework)' == 'netcoreapp1.0' ">$(PackageTargetFallback);portable-net45</PackageTargetFallback>
+    <RuntimeFrameworkVersion Condition=" '$(TargetFramework)' == 'netcoreapp1.0' ">1.0.4</RuntimeFrameworkVersion>
   </PropertyGroup>
-  <PropertyGroup Condition=" '$(Configuration)|$(Platform)' == 'Debug|AnyCPU' ">
-    <DebugSymbols>true</DebugSymbols>
-    <DebugType>full</DebugType>
-    <Optimize>false</Optimize>
-    <OutputPath>bin\Debug</OutputPath>
-    <DefineConstants>DEBUG;</DefineConstants>
-    <ErrorReport>prompt</ErrorReport>
-    <WarningLevel>4</WarningLevel>
-  </PropertyGroup>
-  <PropertyGroup Condition=" '$(Configuration)|$(Platform)' == 'Release|AnyCPU' ">
-    <DebugType>pdbonly</DebugType>
-    <Optimize>true</Optimize>
-    <OutputPath>bin\Release</OutputPath>
-    <ErrorReport>prompt</ErrorReport>
-    <WarningLevel>4</WarningLevel>
-  </PropertyGroup>
+
   <ItemGroup>
+    <ProjectReference Include="../Grpc.Core/Grpc.Core.csproj" />
+  </ItemGroup>
+
+  <ItemGroup>
+    <PackageReference Include="Newtonsoft.Json" Version="9.0.1" />
+    <PackageReference Include="NUnit" Version="3.6.0" />
+    <PackageReference Include="NUnitLite" Version="3.6.0" />
+    <PackageReference Include="NUnit.ConsoleRunner" Version="3.6.0" />
+    <PackageReference Include="OpenCover" Version="4.6.519" />
+    <PackageReference Include="ReportGenerator" Version="2.4.4.0" />
+  </ItemGroup>
+
+  <ItemGroup Condition=" '$(TargetFramework)' == 'net45' ">
     <Reference Include="System" />
-    <Reference Include="System.Interactive.Async">
-      <HintPath>..\packages\System.Interactive.Async.3.1.1\lib\net45\System.Interactive.Async.dll</HintPath>
-    </Reference>
-    <Reference Include="Newtonsoft.Json">
-      <HintPath>..\packages\Newtonsoft.Json.9.0.1\lib\net45\Newtonsoft.Json.dll</HintPath>
-    </Reference>
-    <Reference Include="nunit.framework">
-      <HintPath>..\packages\NUnit.3.6.0\lib\net45\nunit.framework.dll</HintPath>
-    </Reference>
-    <Reference Include="nunitlite">
-      <HintPath>..\packages\NUnitLite.3.6.0\lib\net45\nunitlite.dll</HintPath>
-    </Reference>
+    <Reference Include="Microsoft.CSharp" />
   </ItemGroup>
+
   <ItemGroup>
-    <Compile Include="..\Grpc.Core\Version.cs">
-      <Link>Version.cs</Link>
-    </Compile>
-    <Compile Include="CallCredentialsTest.cs" />
-    <Compile Include="CallOptionsTest.cs" />
-    <Compile Include="UserAgentStringTest.cs" />
-    <Compile Include="FakeCredentials.cs" />
-    <Compile Include="MarshallingErrorsTest.cs" />
-    <Compile Include="ChannelCredentialsTest.cs" />
-    <Compile Include="ShutdownTest.cs" />
-    <Compile Include="Internal\AsyncCallTest.cs" />
-    <Compile Include="Properties\AssemblyInfo.cs" />
-    <Compile Include="ClientServerTest.cs" />
-    <Compile Include="ServerTest.cs" />
-    <Compile Include="GrpcEnvironmentTest.cs" />
-    <Compile Include="PInvokeTest.cs" />
-    <Compile Include="Internal\MetadataArraySafeHandleTest.cs" />
-    <Compile Include="Internal\CompletionQueueSafeHandleTest.cs" />
-    <Compile Include="Internal\CompletionQueueEventTest.cs" />
-    <Compile Include="Internal\ChannelArgsSafeHandleTest.cs" />
-    <Compile Include="ChannelOptionsTest.cs" />
-    <Compile Include="Internal\TimespecTest.cs" />
-    <Compile Include="TimeoutsTest.cs" />
-    <Compile Include="ChannelTest.cs" />
-    <Compile Include="MockServiceHelper.cs" />
-    <Compile Include="ResponseHeadersTest.cs" />
-    <Compile Include="CompressionTest.cs" />
-    <Compile Include="ContextPropagationTest.cs" />
-    <Compile Include="MetadataTest.cs" />
-    <Compile Include="PerformanceTest.cs" />
-    <Compile Include="SanityTest.cs" />
-    <Compile Include="HalfcloseTest.cs" />
-    <Compile Include="NUnitMain.cs" />
-    <Compile Include="Internal\FakeNativeCall.cs" />
-    <Compile Include="Internal\AsyncCallServerTest.cs" />
-    <Compile Include="ShutdownHookServerTest.cs" />
-    <Compile Include="ShutdownHookPendingCallTest.cs" />
-    <Compile Include="ShutdownHookClientTest.cs" />
-    <Compile Include="AppDomainUnloadTest.cs" />
-    <Compile Include="AuthContextTest.cs" />
-    <Compile Include="AuthPropertyTest.cs" />
+    <Compile Include="..\Grpc.Core\Version.cs" />
   </ItemGroup>
-  <Import Project="$(MSBuildBinPath)\Microsoft.CSharp.targets" />
-  <ItemGroup>
-    <ProjectReference Include="..\Grpc.Core\Grpc.Core.csproj">
-      <Project>{CCC4440E-49F7-4790-B0AF-FEABB0837AE7}</Project>
-      <Name>Grpc.Core</Name>
-    </ProjectReference>
-  </ItemGroup>
-  <ItemGroup>
-    <None Include="Grpc.Core.Tests.project.json" />
-    <None Include="packages.config">
-      <SubType>Designer</SubType>
-    </None>
-  </ItemGroup>
-  <ItemGroup>
-    <Service Include="{82A7F48D-3B50-4B1E-B82E-3ADA8210C358}" />
-  </ItemGroup>
-  <ItemGroup />
+
 </Project>
diff --git a/src/csharp/Grpc.Core.Tests/Grpc.Core.Tests.project.json b/src/csharp/Grpc.Core.Tests/Grpc.Core.Tests.project.json
deleted file mode 100644
index c2f5bcb..0000000
--- a/src/csharp/Grpc.Core.Tests/Grpc.Core.Tests.project.json
+++ /dev/null
@@ -1,8 +0,0 @@
-{
-  "frameworks": {
-    "net45": { }
-  },
-  "runtimes": {
-    "win": { }
-  }
-}
diff --git a/src/csharp/Grpc.Core.Tests/Grpc.Core.Tests.xproj b/src/csharp/Grpc.Core.Tests/Grpc.Core.Tests.xproj
deleted file mode 100644
index 0582329..0000000
--- a/src/csharp/Grpc.Core.Tests/Grpc.Core.Tests.xproj
+++ /dev/null
@@ -1,18 +0,0 @@
-<?xml version="1.0" encoding="utf-8"?>
-<Project ToolsVersion="14.0.25123" DefaultTargets="Build" xmlns="http://schemas.microsoft.com/developer/msbuild/2003">
-  <PropertyGroup>
-    <VisualStudioVersion Condition="'$(VisualStudioVersion)' == ''">14.0.25123</VisualStudioVersion>
-    <VSToolsPath Condition="'$(VSToolsPath)' == ''">$(MSBuildExtensionsPath32)\Microsoft\VisualStudio\v$(VisualStudioVersion)</VSToolsPath>
-  </PropertyGroup>
-  <Import Project="$(VSToolsPath)\DNX\Microsoft.DNX.Props" Condition="'$(VSToolsPath)' != ''" />
-  <PropertyGroup Label="Globals">
-    <ProjectGuid>759e23b2-fc04-4695-902d-b073cded3599</ProjectGuid>
-    <RootNamespace>Grpc.Core.Tests</RootNamespace>
-    <BaseIntermediateOutputPath Condition="'$(BaseIntermediateOutputPath)'=='' ">..\artifacts\obj\$(MSBuildProjectName)</BaseIntermediateOutputPath>
-    <OutputPath Condition="'$(OutputPath)'=='' ">.\bin\</OutputPath>
-  </PropertyGroup>
-  <PropertyGroup>
-    <SchemaVersion>2.0</SchemaVersion>
-  </PropertyGroup>
-  <Import Project="$(VSToolsPath)\DNX\Microsoft.DNX.targets" Condition="'$(VSToolsPath)' != ''" />
-</Project>
\ No newline at end of file
diff --git a/src/csharp/Grpc.Core.Tests/SanityTest.cs b/src/csharp/Grpc.Core.Tests/SanityTest.cs
index 1c28277..e02f2c9 100644
--- a/src/csharp/Grpc.Core.Tests/SanityTest.cs
+++ b/src/csharp/Grpc.Core.Tests/SanityTest.cs
@@ -101,7 +101,7 @@
         private string ReadTestsJson()
         {
             var assemblyDir = Path.GetDirectoryName(Assembly.GetExecutingAssembly().Location);
-            var testsJsonFile = Path.Combine(assemblyDir, "..", "..", "..", "tests.json");
+            var testsJsonFile = Path.Combine(assemblyDir, "..", "..", "..", "..", "tests.json");
             return File.ReadAllText(testsJsonFile);
         }
 
diff --git a/src/csharp/Grpc.Core.Tests/packages.config b/src/csharp/Grpc.Core.Tests/packages.config
deleted file mode 100644
index 994a278..0000000
--- a/src/csharp/Grpc.Core.Tests/packages.config
+++ /dev/null
@@ -1,9 +0,0 @@
-<?xml version="1.0" encoding="utf-8"?>
-<packages>
-  <package id="Newtonsoft.Json" version="9.0.1" targetFramework="net45" />
-  <package id="NUnit" version="3.6.0" targetFramework="net45" />
-  <package id="NUnitLite" version="3.6.0" targetFramework="net45" />
-  <package id="OpenCover" version="4.6.519" />
-  <package id="ReportGenerator" version="2.4.4.0" />
-  <package id="System.Interactive.Async" version="3.1.1" targetFramework="net45" />
-</packages>
\ No newline at end of file
diff --git a/src/csharp/Grpc.Core.Tests/project.json b/src/csharp/Grpc.Core.Tests/project.json
deleted file mode 100644
index 14e5ed5..0000000
--- a/src/csharp/Grpc.Core.Tests/project.json
+++ /dev/null
@@ -1,69 +0,0 @@
-{
-  "buildOptions": {
-    "emitEntryPoint": true
-  },
-  "configurations": {
-    "Debug": {
-      "buildOptions": {
-        "define": [ "SIGNED" ],
-        "keyFile": "../keys/Grpc.snk",
-        "xmlDoc": true,
-        "compile": {
-          "includeFiles": [ "../Grpc.Core/Version.cs" ]
-        },
-        "copyToOutput": {
-          "mappings": {
-            "grpc_csharp_ext.x64.dll": "../../../cmake/build/x64/Debug/grpc_csharp_ext.dll",
-            "grpc_csharp_ext.x86.dll": "../../../cmake/build/Win32/Debug/grpc_csharp_ext.dll",
-            "libgrpc_csharp_ext.x64.so": "../../../libs/dbg/libgrpc_csharp_ext.so",
-            "libgrpc_csharp_ext.x64.dylib": "../../../libs/dbg/libgrpc_csharp_ext.dylib"
-          }
-        }
-      }
-    },
-    "Release": {
-      "buildOptions": {
-        "define": [ "SIGNED" ],
-        "keyFile": "../keys/Grpc.snk",
-        "xmlDoc": true,
-        "compile": {
-          "includeFiles": [ "../Grpc.Core/Version.cs" ]
-        },
-        "copyToOutput": {
-          "mappings": {
-            "grpc_csharp_ext.x64.dll": "../../../cmake/build/x64/Release/grpc_csharp_ext.dll",
-            "grpc_csharp_ext.x86.dll": "../../../cmake/build/Win32/Release/grpc_csharp_ext.dll",
-            "libgrpc_csharp_ext.x64.so": "../../../libs/opt/libgrpc_csharp_ext.so",
-            "libgrpc_csharp_ext.x64.dylib": "../../../libs/opt/libgrpc_csharp_ext.dylib"
-          }
-        }
-      }
-    }
-  },
-
-  "dependencies": {
-    "Grpc.Core": {
-      "target": "project"
-    },
-    "Newtonsoft.Json": "9.0.1",
-    "NUnit": "3.6.0",
-    "NUnitLite": "3.6.0",
-    "NUnit.ConsoleRunner": "3.6.0",
-    "OpenCover": "4.6.519",
-    "ReportGenerator": "2.4.4.0"
-  },
-  "frameworks": {
-    "net45": { },
-    "netcoreapp1.0": {
-      "imports": [
-        "portable-net45"
-      ],
-      "dependencies": {
-        "Microsoft.NETCore.App": {
-          "type": "platform",
-          "version": "1.0.0"
-        }
-      }
-    }
-  },
-}
diff --git a/src/csharp/Grpc.Core/Common.csproj.include b/src/csharp/Grpc.Core/Common.csproj.include
new file mode 100755
index 0000000..2cb990b
--- /dev/null
+++ b/src/csharp/Grpc.Core/Common.csproj.include
@@ -0,0 +1,32 @@
+<!-- Common definitions shared by all .csproj files -->
+<Project>
+  <PropertyGroup>
+    <GenerateAssemblyVersionAttribute>false</GenerateAssemblyVersionAttribute>
+    <GenerateAssemblyFileVersionAttribute>false</GenerateAssemblyFileVersionAttribute>
+    <GenerateAssemblyInformationalVersionAttribute>false</GenerateAssemblyInformationalVersionAttribute>
+    <GenerateAssemblyTitleAttribute>false</GenerateAssemblyTitleAttribute>
+    <GenerateAssemblyDescriptionAttribute>false</GenerateAssemblyDescriptionAttribute>
+    <GenerateAssemblyConfigurationAttribute>false</GenerateAssemblyConfigurationAttribute>
+    <GenerateAssemblyCompanyAttribute>false</GenerateAssemblyCompanyAttribute>
+    <GenerateAssemblyProductAttribute>false</GenerateAssemblyProductAttribute>
+    <GenerateAssemblyCopyrightAttribute>false</GenerateAssemblyCopyrightAttribute>
+  </PropertyGroup>
+
+  <PropertyGroup>
+    <GenerateDocumentationFile>true</GenerateDocumentationFile>
+  </PropertyGroup>
+
+  <PropertyGroup>
+    <DefineConstants>$(DefineConstants);SIGNED</DefineConstants>
+    <AssemblyOriginatorKeyFile>../keys/Grpc.snk</AssemblyOriginatorKeyFile>
+    <SignAssembly>true</SignAssembly>
+    <PublicSign Condition=" '$(OS)' != 'Windows_NT' ">true</PublicSign>
+  </PropertyGroup>
+
+  <PropertyGroup Condition="'$(OS)' != 'Windows_NT'">
+    <!-- Workaround for https://github.com/dotnet/sdk/issues/335 -->
+    <FrameworkPathOverride Condition="Exists('/usr/lib/mono/4.5-api')">/usr/lib/mono/4.5-api</FrameworkPathOverride>
+    <FrameworkPathOverride Condition="Exists('/usr/local/lib/mono/4.5-api')">/usr/local/lib/mono/4.5-api</FrameworkPathOverride>
+    <FrameworkPathOverride Condition="Exists('/Library/Frameworks/Mono.framework/Versions/Current/lib/mono/4.5-api')">/Library/Frameworks/Mono.framework/Versions/Current/lib/mono/4.5-api</FrameworkPathOverride>
+  </PropertyGroup>
+</Project>
diff --git a/src/csharp/Grpc.Core/Grpc.Core.csproj b/src/csharp/Grpc.Core/Grpc.Core.csproj
old mode 100644
new mode 100755
index d6d8dfa..7e0f3f0
--- a/src/csharp/Grpc.Core/Grpc.Core.csproj
+++ b/src/csharp/Grpc.Core/Grpc.Core.csproj
@@ -1,151 +1,68 @@
-<?xml version="1.0" encoding="utf-8"?>
-<Project DefaultTargets="Build" ToolsVersion="4.0" xmlns="http://schemas.microsoft.com/developer/msbuild/2003">
+<Project Sdk="Microsoft.NET.Sdk">
+
+  <Import Project="Version.csproj.include" />
+  <Import Project="Common.csproj.include" />
+
   <PropertyGroup>
-    <Configuration Condition=" '$(Configuration)' == '' ">Debug</Configuration>
-    <Platform Condition=" '$(Platform)' == '' ">AnyCPU</Platform>
-    <ProjectGuid>{CCC4440E-49F7-4790-B0AF-FEABB0837AE7}</ProjectGuid>
-    <OutputType>Library</OutputType>
-    <RootNamespace>Grpc.Core</RootNamespace>
+    <Copyright>Copyright 2015, Google Inc.</Copyright>
+    <AssemblyTitle>gRPC C# Core</AssemblyTitle>
+    <VersionPrefix>$(GrpcCsharpVersion)</VersionPrefix>
+    <Authors>Google Inc.</Authors>
+    <TargetFrameworks>net45;netstandard1.5</TargetFrameworks>
     <AssemblyName>Grpc.Core</AssemblyName>
-    <TargetFrameworkVersion>v4.5</TargetFrameworkVersion>
-    <NuGetPackageImportStamp>c0512805</NuGetPackageImportStamp>
-    <DocumentationFile>bin\$(Configuration)\Grpc.Core.Xml</DocumentationFile>
+    <PackageId>Grpc.Core</PackageId>
+    <PackageTags>gRPC RPC Protocol HTTP/2</PackageTags>
+    <PackageProjectUrl>https://github.com/grpc/grpc</PackageProjectUrl>
+    <PackageLicenseUrl>https://github.com/grpc/grpc/blob/master/LICENSE</PackageLicenseUrl>
+    <NetStandardImplicitPackageVersion Condition=" '$(TargetFramework)' == 'netstandard1.5' ">1.6.0</NetStandardImplicitPackageVersion>
   </PropertyGroup>
-  <PropertyGroup Condition=" '$(Configuration)|$(Platform)' == 'Debug|AnyCPU' ">
-    <DebugSymbols>true</DebugSymbols>
-    <DebugType>full</DebugType>
-    <Optimize>false</Optimize>
-    <OutputPath>bin\Debug</OutputPath>
-    <DefineConstants>DEBUG;</DefineConstants>
-    <ErrorReport>prompt</ErrorReport>
-    <WarningLevel>4</WarningLevel>
-  </PropertyGroup>
-  <PropertyGroup Condition=" '$(Configuration)|$(Platform)' == 'Release|AnyCPU' ">
-    <DebugType>pdbonly</DebugType>
-    <Optimize>true</Optimize>
-    <OutputPath>bin\Release</OutputPath>
-    <ErrorReport>prompt</ErrorReport>
-    <WarningLevel>4</WarningLevel>
-  </PropertyGroup>
+
   <ItemGroup>
+    <EmbeddedResource Include="..\..\..\etc\roots.pem" />
+    <Content Include="..\nativelibs\macosx_x64\libgrpc_csharp_ext.dylib">
+      <PackagePath>runtimes/osx/native/libgrpc_csharp_ext.x64.dylib</PackagePath>
+      <Pack>true</Pack>
+    </Content>
+    <Content Include="..\nativelibs\macosx_x86\libgrpc_csharp_ext.dylib">
+      <PackagePath>runtimes/osx/native/libgrpc_csharp_ext.x86.dylib</PackagePath>
+      <Pack>true</Pack>
+    </Content>
+    <Content Include="..\nativelibs\linux_x64\libgrpc_csharp_ext.so">
+      <PackagePath>runtimes/linux/native/libgrpc_csharp_ext.x64.so</PackagePath>
+      <Pack>true</Pack>
+    </Content>
+    <Content Include="..\nativelibs\linux_x86\libgrpc_csharp_ext.so">
+      <PackagePath>runtimes/linux/native/libgrpc_csharp_ext.x86.so</PackagePath>
+      <Pack>true</Pack>
+    </Content>
+    <Content Include="..\nativelibs\windows_x64\grpc_csharp_ext.dll">
+      <PackagePath>runtimes/win/native/grpc_csharp_ext.x64.dll</PackagePath>
+      <Pack>true</Pack>
+    </Content>
+    <Content Include="..\nativelibs\windows_x86\grpc_csharp_ext.dll">
+      <PackagePath>runtimes/win/native/grpc_csharp_ext.x86.dll</PackagePath>
+      <Pack>true</Pack>
+    </Content>
+    <Content Include="Grpc.Core.targets">
+      <PackagePath>build/net45/</PackagePath>
+      <Pack>true</Pack>
+    </Content>
+  </ItemGroup>
+
+  <ItemGroup>
+    <PackageReference Include="System.Interactive.Async" Version="3.1.1" />
+  </ItemGroup>
+
+  <ItemGroup Condition=" '$(TargetFramework)' == 'net45' ">
     <Reference Include="System" />
-    <Reference Include="System.Interactive.Async">
-      <HintPath>..\packages\System.Interactive.Async.3.1.1\lib\net45\System.Interactive.Async.dll</HintPath>
-    </Reference>
+    <Reference Include="Microsoft.CSharp" />
   </ItemGroup>
-  <ItemGroup>
-    <Compile Include="AsyncDuplexStreamingCall.cs" />
-    <Compile Include="AsyncServerStreamingCall.cs" />
-    <Compile Include="AsyncAuthInterceptor.cs" />
-    <Compile Include="CallCredentials.cs" />
-    <Compile Include="IClientStreamWriter.cs" />
-    <Compile Include="Internal\NativeMethods.cs" />
-    <Compile Include="Internal\PlatformApis.cs" />
-    <Compile Include="Internal\NativeExtension.cs" />
-    <Compile Include="Internal\UnmanagedLibrary.cs" />
-    <Compile Include="Internal\NativeMetadataCredentialsPlugin.cs" />
-    <Compile Include="Internal\INativeCall.cs" />
-    <Compile Include="IServerStreamWriter.cs" />
-    <Compile Include="IAsyncStreamWriter.cs" />
-    <Compile Include="IAsyncStreamReader.cs" />
-    <Compile Include="Logging\TextWriterLogger.cs" />
-    <Compile Include="Logging\NullLogger.cs" />
-    <Compile Include="ServerPort.cs" />
-    <Compile Include="Version.cs" />
-    <Compile Include="Properties\AssemblyInfo.cs" />
-    <Compile Include="RpcException.cs" />
-    <Compile Include="Calls.cs" />
-    <Compile Include="AsyncClientStreamingCall.cs" />
-    <Compile Include="GrpcEnvironment.cs" />
-    <Compile Include="Status.cs" />
-    <Compile Include="StatusCode.cs" />
-    <Compile Include="Server.cs" />
-    <Compile Include="Channel.cs" />
-    <Compile Include="Internal\CallSafeHandle.cs" />
-    <Compile Include="Internal\ChannelSafeHandle.cs" />
-    <Compile Include="Internal\CompletionQueueSafeHandle.cs" />
-    <Compile Include="Internal\SafeHandleZeroIsInvalid.cs" />
-    <Compile Include="Internal\Timespec.cs" />
-    <Compile Include="Internal\GrpcThreadPool.cs" />
-    <Compile Include="Internal\ServerSafeHandle.cs" />
-    <Compile Include="Method.cs" />
-    <Compile Include="Internal\ServerCallHandler.cs" />
-    <Compile Include="Marshaller.cs" />
-    <Compile Include="ServerServiceDefinition.cs" />
-    <Compile Include="Utils\AsyncStreamExtensions.cs" />
-    <Compile Include="Utils\BenchmarkUtil.cs" />
-    <Compile Include="ChannelCredentials.cs" />
-    <Compile Include="Internal\ChannelArgsSafeHandle.cs" />
-    <Compile Include="Internal\AsyncCallBase.cs" />
-    <Compile Include="Internal\AsyncCallServer.cs" />
-    <Compile Include="Internal\AsyncCall.cs" />
-    <Compile Include="Internal\ServerCredentialsSafeHandle.cs" />
-    <Compile Include="ServerCredentials.cs" />
-    <Compile Include="Metadata.cs" />
-    <Compile Include="Internal\MetadataArraySafeHandle.cs" />
-    <Compile Include="ClientBase.cs" />
-    <Compile Include="Internal\ServerCalls.cs" />
-    <Compile Include="ServerMethods.cs" />
-    <Compile Include="Internal\ClientRequestStream.cs" />
-    <Compile Include="Internal\ClientResponseStream.cs" />
-    <Compile Include="Internal\ServerRequestStream.cs" />
-    <Compile Include="Internal\ServerResponseStream.cs" />
-    <Compile Include="Internal\AtomicCounter.cs" />
-    <Compile Include="Internal\DebugStats.cs" />
-    <Compile Include="ServerCallContext.cs" />
-    <Compile Include="Internal\CompletionQueueEvent.cs" />
-    <Compile Include="Internal\CompletionRegistry.cs" />
-    <Compile Include="Internal\BatchContextSafeHandle.cs" />
-    <Compile Include="ChannelOptions.cs" />
-    <Compile Include="AsyncUnaryCall.cs" />
-    <Compile Include="VersionInfo.cs" />
-    <Compile Include="Internal\CStringSafeHandle.cs" />
-    <Compile Include="KeyCertificatePair.cs" />
-    <Compile Include="Logging\ILogger.cs" />
-    <Compile Include="Logging\ConsoleLogger.cs" />
-    <Compile Include="Internal\NativeLogRedirector.cs" />
-    <Compile Include="ChannelState.cs" />
-    <Compile Include="CallInvocationDetails.cs" />
-    <Compile Include="CallOptions.cs" />
-    <Compile Include="CompressionLevel.cs" />
-    <Compile Include="WriteOptions.cs" />
-    <Compile Include="ContextPropagationToken.cs" />
-    <Compile Include="Internal\CallCredentialsSafeHandle.cs" />
-    <Compile Include="Internal\ChannelCredentialsSafeHandle.cs" />
-    <Compile Include="Profiling\ProfilerEntry.cs" />
-    <Compile Include="Profiling\ProfilerScope.cs" />
-    <Compile Include="Profiling\IProfiler.cs" />
-    <Compile Include="Profiling\Profilers.cs" />
-    <Compile Include="Internal\DefaultSslRootsOverride.cs" />
-    <Compile Include="Utils\GrpcPreconditions.cs" />
-    <Compile Include="CallInvoker.cs" />
-    <Compile Include="DefaultCallInvoker.cs" />
-    <Compile Include="Internal\UnimplementedCallInvoker.cs" />
-    <Compile Include="Internal\InterceptingCallInvoker.cs" />
-    <Compile Include="Internal\ServerRpcNew.cs" />
-    <Compile Include="Internal\ClientSideStatus.cs" />
-    <Compile Include="Internal\ClockType.cs" />
-    <Compile Include="Internal\CallError.cs" />
-    <Compile Include="Logging\LogLevel.cs" />
-    <Compile Include="Logging\LogLevelFilterLogger.cs" />
-    <Compile Include="Internal\RequestCallContextSafeHandle.cs" />
-    <Compile Include="Utils\TaskUtils.cs" />
-    <Compile Include="Internal\CallFlags.cs" />
-    <Compile Include="AuthContext.cs" />
-    <Compile Include="Internal\AuthContextSafeHandle.cs" />
-    <Compile Include="Internal\MarshalUtils.cs" />
-    <Compile Include="AuthProperty.cs" />
+
+  <ItemGroup Condition=" '$(TargetFramework)' == 'netstandard1.5' ">
+    <PackageReference Include="System.Runtime.Loader" Version="4.0.0" />
+    <PackageReference Include="System.Threading.Thread" Version="4.0.0" />
   </ItemGroup>
-  <ItemGroup>
-    <None Include="Grpc.Core.project.json" />
-    <None Include="packages.config" />
-  </ItemGroup>
-  <Import Project="NativeDeps.targets" />
-  <Import Project="$(MSBuildBinPath)\Microsoft.CSharp.targets" />
-  <ItemGroup />
-  <ItemGroup>
-    <EmbeddedResource Include="..\..\..\etc\roots.pem">
-      <Link>roots.pem</Link>
-    </EmbeddedResource>
-  </ItemGroup>
-</Project>
\ No newline at end of file
+
+  <Import Project="NativeDeps.csproj.include" />
+
+</Project>
diff --git a/src/csharp/Grpc.Core/Grpc.Core.project.json b/src/csharp/Grpc.Core/Grpc.Core.project.json
deleted file mode 100644
index c2f5bcb..0000000
--- a/src/csharp/Grpc.Core/Grpc.Core.project.json
+++ /dev/null
@@ -1,8 +0,0 @@
-{
-  "frameworks": {
-    "net45": { }
-  },
-  "runtimes": {
-    "win": { }
-  }
-}
diff --git a/src/csharp/Grpc.Core/Grpc.Core.xproj b/src/csharp/Grpc.Core/Grpc.Core.xproj
deleted file mode 100644
index 137236f..0000000
--- a/src/csharp/Grpc.Core/Grpc.Core.xproj
+++ /dev/null
@@ -1,18 +0,0 @@
-<?xml version="1.0" encoding="utf-8"?>
-<Project ToolsVersion="14.0" DefaultTargets="Build" xmlns="http://schemas.microsoft.com/developer/msbuild/2003">
-  <PropertyGroup>
-    <VisualStudioVersion Condition="'$(VisualStudioVersion)' == ''">14.0</VisualStudioVersion>
-    <VSToolsPath Condition="'$(VSToolsPath)' == ''">$(MSBuildExtensionsPath32)\Microsoft\VisualStudio\v$(VisualStudioVersion)</VSToolsPath>
-  </PropertyGroup>
-  <Import Project="$(VSToolsPath)\DNX\Microsoft.DNX.Props" Condition="'$(VSToolsPath)' != ''" />
-  <PropertyGroup Label="Globals">
-    <ProjectGuid>dc9908b6-f291-4fc8-a46d-2ea2551790ec</ProjectGuid>
-    <RootNamespace>Grpc.Core</RootNamespace>
-    <BaseIntermediateOutputPath Condition="'$(BaseIntermediateOutputPath)'=='' ">..\artifacts\obj\$(MSBuildProjectName)</BaseIntermediateOutputPath>
-    <OutputPath Condition="'$(OutputPath)'=='' ">.\bin\</OutputPath>
-  </PropertyGroup>
-  <PropertyGroup>
-    <SchemaVersion>2.0</SchemaVersion>
-  </PropertyGroup>
-  <Import Project="$(VSToolsPath)\DNX\Microsoft.DNX.targets" Condition="'$(VSToolsPath)' != ''" />
-</Project>
\ No newline at end of file
diff --git a/src/csharp/Grpc.Core/Internal/CompletionRegistry.cs b/src/csharp/Grpc.Core/Internal/CompletionRegistry.cs
index 7e2f0e9..a4aa8d3 100644
--- a/src/csharp/Grpc.Core/Internal/CompletionRegistry.cs
+++ b/src/csharp/Grpc.Core/Internal/CompletionRegistry.cs
@@ -51,7 +51,7 @@
         static readonly ILogger Logger = GrpcEnvironment.Logger.ForType<CompletionRegistry>();
 
         readonly GrpcEnvironment environment;
-        readonly ConcurrentDictionary<IntPtr, OpCompletionDelegate> dict = new ConcurrentDictionary<IntPtr, OpCompletionDelegate>();
+        readonly ConcurrentDictionary<IntPtr, OpCompletionDelegate> dict = new ConcurrentDictionary<IntPtr, OpCompletionDelegate>(new IntPtrComparer());
 
         public CompletionRegistry(GrpcEnvironment environment)
         {
@@ -121,5 +121,21 @@
                 }
             }
         }
+
+        /// <summary>
+        /// IntPtr doesn't implement <c>IEquatable{IntPtr}</c> so we need to use custom comparer to avoid boxing.
+        /// </summary>
+        private class IntPtrComparer : IEqualityComparer<IntPtr>
+        {
+            public bool Equals(IntPtr x, IntPtr y)
+            {
+                return x == y;
+            }
+
+            public int GetHashCode(IntPtr obj)
+            {
+                return obj.GetHashCode();
+            }
+        }
     }
 }
diff --git a/src/csharp/Grpc.Core/NativeDeps.Linux.targets b/src/csharp/Grpc.Core/NativeDeps.Linux.csproj.include
similarity index 63%
rename from src/csharp/Grpc.Core/NativeDeps.Linux.targets
rename to src/csharp/Grpc.Core/NativeDeps.Linux.csproj.include
index e0c9132..e3bbeb0 100644
--- a/src/csharp/Grpc.Core/NativeDeps.Linux.targets
+++ b/src/csharp/Grpc.Core/NativeDeps.Linux.csproj.include
@@ -1,9 +1,9 @@
-<?xml version="1.0" encoding="utf-8"?>
-<Project DefaultTargets="Build" ToolsVersion="4.0" xmlns="http://schemas.microsoft.com/developer/msbuild/2003">
+<Project>
   <ItemGroup>
     <Content Include="..\..\..\libs\$(NativeDependenciesConfigurationUnix)\libgrpc_csharp_ext.so">
-      <CopyToOutputDirectory>PreserveNewest</CopyToOutputDirectory>
       <Link>libgrpc_csharp_ext.x64.so</Link>
+      <CopyToOutputDirectory>PreserveNewest</CopyToOutputDirectory>
+      <Pack>false</Pack>
     </Content>
   </ItemGroup>
 </Project>
\ No newline at end of file
diff --git a/src/csharp/Grpc.Core/NativeDeps.Mac.csproj.include b/src/csharp/Grpc.Core/NativeDeps.Mac.csproj.include
new file mode 100644
index 0000000..f1b85c3
--- /dev/null
+++ b/src/csharp/Grpc.Core/NativeDeps.Mac.csproj.include
@@ -0,0 +1,17 @@
+<Project>
+  <ItemGroup>
+    <!-- We are relying on run_tests.py to build grpc_csharp_ext with the right bitness
+    and we copy it as both x86 (needed by net45) and x64 (needed by netcoreapp1.0) as we don't
+    know which one will be needed to run the tests. -->
+    <Content Include="..\..\..\libs\$(NativeDependenciesConfigurationUnix)\libgrpc_csharp_ext.dylib">
+      <Link>libgrpc_csharp_ext.x86.dylib</Link>
+      <CopyToOutputDirectory>PreserveNewest</CopyToOutputDirectory>
+      <Pack>false</Pack>
+    </Content>
+    <Content Include="..\..\..\libs\$(NativeDependenciesConfigurationUnix)\libgrpc_csharp_ext.dylib">
+      <Link>libgrpc_csharp_ext.x64.dylib</Link>
+      <CopyToOutputDirectory>PreserveNewest</CopyToOutputDirectory>
+      <Pack>false</Pack>
+    </Content>
+  </ItemGroup>
+</Project>
diff --git a/src/csharp/Grpc.Core/NativeDeps.Mac.targets b/src/csharp/Grpc.Core/NativeDeps.Mac.targets
deleted file mode 100644
index e22c738..0000000
--- a/src/csharp/Grpc.Core/NativeDeps.Mac.targets
+++ /dev/null
@@ -1,9 +0,0 @@
-<?xml version="1.0" encoding="utf-8"?>
-<Project DefaultTargets="Build" ToolsVersion="4.0" xmlns="http://schemas.microsoft.com/developer/msbuild/2003">
-  <ItemGroup>
-    <Content Include="..\..\..\libs\$(NativeDependenciesConfigurationUnix)\libgrpc_csharp_ext.dylib">
-      <CopyToOutputDirectory>PreserveNewest</CopyToOutputDirectory>
-      <Link>libgrpc_csharp_ext.x86.dylib</Link>
-    </Content>
-  </ItemGroup>
-</Project>
\ No newline at end of file
diff --git a/src/csharp/Grpc.Core/NativeDeps.Windows.csproj.include b/src/csharp/Grpc.Core/NativeDeps.Windows.csproj.include
new file mode 100644
index 0000000..04f3b07
--- /dev/null
+++ b/src/csharp/Grpc.Core/NativeDeps.Windows.csproj.include
@@ -0,0 +1,9 @@
+<Project>
+  <ItemGroup>
+    <Content Include="..\..\..\cmake\build\x64\$(NativeDependenciesConfiguration)\grpc_csharp_ext.dll">
+      <CopyToOutputDirectory>PreserveNewest</CopyToOutputDirectory>
+      <Link>grpc_csharp_ext.x64.dll</Link>
+      <Pack>false</Pack>
+    </Content>
+  </ItemGroup>
+</Project>
diff --git a/src/csharp/Grpc.Core/NativeDeps.Windows.targets b/src/csharp/Grpc.Core/NativeDeps.Windows.targets
deleted file mode 100644
index 623f58b..0000000
--- a/src/csharp/Grpc.Core/NativeDeps.Windows.targets
+++ /dev/null
@@ -1,9 +0,0 @@
-<?xml version="1.0" encoding="utf-8"?>
-<Project DefaultTargets="Build" ToolsVersion="4.0" xmlns="http://schemas.microsoft.com/developer/msbuild/2003">
-  <ItemGroup>
-    <Content Include="..\..\..\cmake\build\Win32\$(NativeDependenciesConfiguration)\grpc_csharp_ext.dll">
-      <CopyToOutputDirectory>PreserveNewest</CopyToOutputDirectory>
-      <Link>grpc_csharp_ext.x86.dll</Link>
-    </Content>
-  </ItemGroup>
-</Project>
\ No newline at end of file
diff --git a/src/csharp/Grpc.Core/NativeDeps.targets b/src/csharp/Grpc.Core/NativeDeps.csproj.include
old mode 100644
new mode 100755
similarity index 84%
rename from src/csharp/Grpc.Core/NativeDeps.targets
rename to src/csharp/Grpc.Core/NativeDeps.csproj.include
index e187f72..a62c63e
--- a/src/csharp/Grpc.Core/NativeDeps.targets
+++ b/src/csharp/Grpc.Core/NativeDeps.csproj.include
@@ -1,5 +1,5 @@
-<?xml version="1.0" encoding="utf-8"?>
-<Project DefaultTargets="Build" ToolsVersion="4.0" xmlns="http://schemas.microsoft.com/developer/msbuild/2003">
+<!-- Ensures that native libraries are copied to the output directory for Exe targets -->
+<Project>
 
   <PropertyGroup Condition=" '$(NativeDependenciesConfiguration)' == '' ">
     <NativeDependenciesConfiguration Condition=" '$(Configuration)' == 'Debug' ">Debug</NativeDependenciesConfiguration>
@@ -22,5 +22,6 @@
     <NativeDepsPlatform>Linux</NativeDepsPlatform>
   </PropertyGroup>
 
-  <Import Project="NativeDeps.$(NativeDepsPlatform).targets" />
-</Project>
\ No newline at end of file
+  <Import Project="NativeDeps.$(NativeDepsPlatform).csproj.include" />
+
+</Project>
diff --git a/src/csharp/Grpc.Core/Version.csproj.include b/src/csharp/Grpc.Core/Version.csproj.include
new file mode 100755
index 0000000..ce9d0d2
--- /dev/null
+++ b/src/csharp/Grpc.Core/Version.csproj.include
@@ -0,0 +1,7 @@
+<!-- This file is generated -->
+<Project>
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deleted file mode 100644
index 53cfad5..0000000
--- a/src/csharp/Grpc.Core/packages.config
+++ /dev/null
@@ -1,4 +0,0 @@
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-</packages>
\ No newline at end of file
diff --git a/src/csharp/Grpc.Core/project.json b/src/csharp/Grpc.Core/project.json
deleted file mode 100644
index a1306ba..0000000
--- a/src/csharp/Grpc.Core/project.json
+++ /dev/null
@@ -1,45 +0,0 @@
-{
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-    "licenseUrl": "https://github.com/grpc/grpc/blob/master/LICENSE",
-    "projectUrl": "https://github.com/grpc/grpc",
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-        "build/net45/": "Grpc.Core.targets",
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-        "runtimes/osx/native/libgrpc_csharp_ext.x64.dylib": "../nativelibs/macosx_x64/libgrpc_csharp_ext.dylib"
-      }
-    }
-  },
-  "buildOptions": {
-    "embed": [ "../../../etc/roots.pem" ],
-    "define": [ "SIGNED" ],
-    "keyFile": "../keys/Grpc.snk",
-    "xmlDoc": true
-  },
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-  "frameworks": {
-    "net45": { },
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-      }
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-}
diff --git a/src/csharp/Grpc.Dotnet.sln b/src/csharp/Grpc.Dotnet.sln
deleted file mode 100644
index 824c682..0000000
--- a/src/csharp/Grpc.Dotnet.sln
+++ /dev/null
@@ -1,112 +0,0 @@
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-# Visual Studio 14
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-EndProject
-Project("{8BB2217D-0F2D-49D1-97BC-3654ED321F3B}") = "Grpc.Examples", "Grpc.Examples\Grpc.Examples.xproj", "{C77B792D-FC78-4CE2-9522-B40B0803C636}"
-EndProject
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-EndProject
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-EndProject
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diff --git a/src/csharp/Grpc.Examples.MathClient/Grpc.Examples.MathClient.csproj b/src/csharp/Grpc.Examples.MathClient/Grpc.Examples.MathClient.csproj
old mode 100644
new mode 100755
index de4005c..08df026
--- a/src/csharp/Grpc.Examples.MathClient/Grpc.Examples.MathClient.csproj
+++ b/src/csharp/Grpc.Examples.MathClient/Grpc.Examples.MathClient.csproj
@@ -1,54 +1,27 @@
-<?xml version="1.0" encoding="utf-8"?>
-<Project DefaultTargets="Build" ToolsVersion="4.0" xmlns="http://schemas.microsoft.com/developer/msbuild/2003">
+<Project Sdk="Microsoft.NET.Sdk">
+
+  <Import Project="..\Grpc.Core\Version.csproj.include" />
+  <Import Project="..\Grpc.Core\Common.csproj.include" />
+
   <PropertyGroup>
-    <Configuration Condition=" '$(Configuration)' == '' ">Debug</Configuration>
-    <Platform Condition=" '$(Platform)' == '' ">AnyCPU</Platform>
-    <ProductVersion>10.0.0</ProductVersion>
-    <SchemaVersion>2.0</SchemaVersion>
-    <ProjectGuid>{61ECB8EE-0C96-4F8E-B187-8E4D227417C0}</ProjectGuid>
+    <TargetFrameworks>net45;netcoreapp1.0</TargetFrameworks>
+    <AssemblyName>Grpc.Examples.MathClient</AssemblyName>
     <OutputType>Exe</OutputType>
-    <RootNamespace>math</RootNamespace>
-    <AssemblyName>MathClient</AssemblyName>
-    <TargetFrameworkVersion>v4.5</TargetFrameworkVersion>
+    <PackageId>Grpc.Examples.MathClient</PackageId>
+    <RuntimeFrameworkVersion Condition=" '$(TargetFramework)' == 'netcoreapp1.0' ">1.0.4</RuntimeFrameworkVersion>
   </PropertyGroup>
-  <PropertyGroup Condition=" '$(Configuration)|$(Platform)' == 'Debug|AnyCPU' ">
-    <DebugSymbols>true</DebugSymbols>
-    <DebugType>full</DebugType>
-    <Optimize>false</Optimize>
-    <OutputPath>bin\Debug</OutputPath>
-    <DefineConstants>DEBUG;</DefineConstants>
-    <ErrorReport>prompt</ErrorReport>
-    <WarningLevel>4</WarningLevel>
-  </PropertyGroup>
-  <PropertyGroup Condition=" '$(Configuration)|$(Platform)' == 'Release|AnyCPU' ">
-    <DebugType>pdbonly</DebugType>
-    <Optimize>true</Optimize>
-    <OutputPath>bin\Release</OutputPath>
-    <ErrorReport>prompt</ErrorReport>
-    <WarningLevel>4</WarningLevel>
-  </PropertyGroup>
+
   <ItemGroup>
+    <ProjectReference Include="../Grpc.Examples/Grpc.Examples.csproj" />
+  </ItemGroup>
+
+  <ItemGroup Condition=" '$(TargetFramework)' == 'net45' ">
     <Reference Include="System" />
+    <Reference Include="Microsoft.CSharp" />
   </ItemGroup>
+
   <ItemGroup>
-    <Compile Include="..\Grpc.Core\Version.cs">
-      <Link>Version.cs</Link>
-    </Compile>
-    <Compile Include="Properties\AssemblyInfo.cs" />
-    <Compile Include="MathClient.cs" />
+    <Compile Include="..\Grpc.Core\Version.cs" />
   </ItemGroup>
-  <Import Project="$(MSBuildBinPath)\Microsoft.CSharp.targets" />
-  <ItemGroup>
-    <ProjectReference Include="..\Grpc.Core\Grpc.Core.csproj">
-      <Project>{CCC4440E-49F7-4790-B0AF-FEABB0837AE7}</Project>
-      <Name>Grpc.Core</Name>
-    </ProjectReference>
-    <ProjectReference Include="..\Grpc.Examples\Grpc.Examples.csproj">
-      <Project>{7DC1433E-3225-42C7-B7EA-546D56E27A4B}</Project>
-      <Name>Grpc.Examples</Name>
-    </ProjectReference>
-  </ItemGroup>
-  <ItemGroup>
-    <None Include="Grpc.Examples.MathClient.project.json" />
-  </ItemGroup>
-</Project>
\ No newline at end of file
+
+</Project>
diff --git a/src/csharp/Grpc.Examples.MathClient/Grpc.Examples.MathClient.project.json b/src/csharp/Grpc.Examples.MathClient/Grpc.Examples.MathClient.project.json
deleted file mode 100644
index c2f5bcb..0000000
--- a/src/csharp/Grpc.Examples.MathClient/Grpc.Examples.MathClient.project.json
+++ /dev/null
@@ -1,8 +0,0 @@
-{
-  "frameworks": {
-    "net45": { }
-  },
-  "runtimes": {
-    "win": { }
-  }
-}
diff --git a/src/csharp/Grpc.Examples.MathClient/Grpc.Examples.MathClient.xproj b/src/csharp/Grpc.Examples.MathClient/Grpc.Examples.MathClient.xproj
deleted file mode 100644
index 4655bd4..0000000
--- a/src/csharp/Grpc.Examples.MathClient/Grpc.Examples.MathClient.xproj
+++ /dev/null
@@ -1,18 +0,0 @@
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-  </PropertyGroup>
-  <Import Project="$(VSToolsPath)\DNX\Microsoft.DNX.Props" Condition="'$(VSToolsPath)' != ''" />
-  <PropertyGroup Label="Globals">
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-    <RootNamespace>Grpc.Examples.MathClient</RootNamespace>
-    <BaseIntermediateOutputPath Condition="'$(BaseIntermediateOutputPath)'=='' ">..\artifacts\obj\$(MSBuildProjectName)</BaseIntermediateOutputPath>
-    <OutputPath Condition="'$(OutputPath)'=='' ">.\bin\</OutputPath>
-  </PropertyGroup>
-  <PropertyGroup>
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-  <Import Project="$(VSToolsPath)\DNX\Microsoft.DNX.targets" Condition="'$(VSToolsPath)' != ''" />
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\ No newline at end of file
diff --git a/src/csharp/Grpc.Examples.MathClient/packages.config b/src/csharp/Grpc.Examples.MathClient/packages.config
deleted file mode 100644
index 79ece06..0000000
--- a/src/csharp/Grpc.Examples.MathClient/packages.config
+++ /dev/null
@@ -1,3 +0,0 @@
-<?xml version="1.0" encoding="utf-8"?>
-<packages>
-</packages>
diff --git a/src/csharp/Grpc.Examples.MathClient/project.json b/src/csharp/Grpc.Examples.MathClient/project.json
deleted file mode 100644
index 81c1715..0000000
--- a/src/csharp/Grpc.Examples.MathClient/project.json
+++ /dev/null
@@ -1,60 +0,0 @@
-{
-  "buildOptions": {
-    "emitEntryPoint": true
-  },
-  "configurations": {
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-      "buildOptions": {
-        "define": [ "SIGNED" ],
-        "keyFile": "../keys/Grpc.snk",
-        "xmlDoc": true,
-        "compile": {
-          "includeFiles": [ "../Grpc.Core/Version.cs" ]
-        },
-        "copyToOutput": {
-          "mappings": {
-            "grpc_csharp_ext.x64.dll": "../../../cmake/build/x64/Debug/grpc_csharp_ext.dll",
-            "grpc_csharp_ext.x86.dll": "../../../cmake/build/Win32/Debug/grpc_csharp_ext.dll",
-            "libgrpc_csharp_ext.x64.so": "../../../libs/dbg/libgrpc_csharp_ext.so",
-            "libgrpc_csharp_ext.x64.dylib": "../../../libs/dbg/libgrpc_csharp_ext.dylib"
-          }
-        }
-      }
-    },
-    "Release": {
-      "buildOptions": {
-        "define": [ "SIGNED" ],
-        "keyFile": "../keys/Grpc.snk",
-        "xmlDoc": true,
-        "compile": {
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-        },
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-            "grpc_csharp_ext.x86.dll": "../../../cmake/build/Win32/Release/grpc_csharp_ext.dll",
-            "libgrpc_csharp_ext.x64.so": "../../../libs/opt/libgrpc_csharp_ext.so",
-            "libgrpc_csharp_ext.x64.dylib": "../../../libs/opt/libgrpc_csharp_ext.dylib"
-          }
-        }
-      }
-    }
-  },
-
-  "dependencies": {
-    "Grpc.Examples": {
-      "target": "project"
-    }
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-  "frameworks": {
-    "net45": { },
-    "netcoreapp1.0": {
-      "dependencies": {
-        "Microsoft.NETCore.App": {
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-          "version": "1.0.0"
-        }
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diff --git a/src/csharp/Grpc.Examples.MathServer/Grpc.Examples.MathServer.csproj b/src/csharp/Grpc.Examples.MathServer/Grpc.Examples.MathServer.csproj
old mode 100644
new mode 100755
index 3f38de2..a029374
--- a/src/csharp/Grpc.Examples.MathServer/Grpc.Examples.MathServer.csproj
+++ b/src/csharp/Grpc.Examples.MathServer/Grpc.Examples.MathServer.csproj
@@ -1,54 +1,27 @@
-<?xml version="1.0" encoding="utf-8"?>
-<Project DefaultTargets="Build" ToolsVersion="4.0" xmlns="http://schemas.microsoft.com/developer/msbuild/2003">
+<Project Sdk="Microsoft.NET.Sdk">
+
+  <Import Project="..\Grpc.Core\Version.csproj.include" />
+  <Import Project="..\Grpc.Core\Common.csproj.include" />
+
   <PropertyGroup>
-    <Configuration Condition=" '$(Configuration)' == '' ">Debug</Configuration>
-    <Platform Condition=" '$(Platform)' == '' ">AnyCPU</Platform>
-    <ProductVersion>10.0.0</ProductVersion>
-    <SchemaVersion>2.0</SchemaVersion>
-    <ProjectGuid>{BF62FE08-373A-43D6-9D73-41CAA38B7011}</ProjectGuid>
+    <TargetFrameworks>net45;netcoreapp1.0</TargetFrameworks>
+    <AssemblyName>Grpc.Examples.MathServer</AssemblyName>
     <OutputType>Exe</OutputType>
-    <RootNamespace>Grpc.Examples.MathServer</RootNamespace>
-    <AssemblyName>MathServer</AssemblyName>
-    <TargetFrameworkVersion>v4.5</TargetFrameworkVersion>
+    <PackageId>Grpc.Examples.MathServer</PackageId>
+    <RuntimeFrameworkVersion Condition=" '$(TargetFramework)' == 'netcoreapp1.0' ">1.0.4</RuntimeFrameworkVersion>
   </PropertyGroup>
-  <PropertyGroup Condition=" '$(Configuration)|$(Platform)' == 'Debug|AnyCPU' ">
-    <DebugSymbols>true</DebugSymbols>
-    <DebugType>full</DebugType>
-    <Optimize>false</Optimize>
-    <OutputPath>bin\Debug</OutputPath>
-    <DefineConstants>DEBUG;</DefineConstants>
-    <ErrorReport>prompt</ErrorReport>
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-  </PropertyGroup>
-  <PropertyGroup Condition=" '$(Configuration)|$(Platform)' == 'Release|AnyCPU' ">
-    <DebugType>pdbonly</DebugType>
-    <Optimize>true</Optimize>
-    <OutputPath>bin\Release</OutputPath>
-    <ErrorReport>prompt</ErrorReport>
-    <WarningLevel>4</WarningLevel>
-  </PropertyGroup>
+
   <ItemGroup>
+    <ProjectReference Include="../Grpc.Examples/Grpc.Examples.csproj" />
+  </ItemGroup>
+
+  <ItemGroup Condition=" '$(TargetFramework)' == 'net45' ">
     <Reference Include="System" />
+    <Reference Include="Microsoft.CSharp" />
   </ItemGroup>
+
   <ItemGroup>
-    <Compile Include="..\Grpc.Core\Version.cs">
-      <Link>Version.cs</Link>
-    </Compile>
-    <Compile Include="Properties\AssemblyInfo.cs" />
-    <Compile Include="MathServer.cs" />
+    <Compile Include="..\Grpc.Core\Version.cs" />
   </ItemGroup>
-  <Import Project="$(MSBuildBinPath)\Microsoft.CSharp.targets" />
-  <ItemGroup>
-    <ProjectReference Include="..\Grpc.Core\Grpc.Core.csproj">
-      <Project>{CCC4440E-49F7-4790-B0AF-FEABB0837AE7}</Project>
-      <Name>Grpc.Core</Name>
-    </ProjectReference>
-    <ProjectReference Include="..\Grpc.Examples\Grpc.Examples.csproj">
-      <Project>{7DC1433E-3225-42C7-B7EA-546D56E27A4B}</Project>
-      <Name>Grpc.Examples</Name>
-    </ProjectReference>
-  </ItemGroup>
-  <ItemGroup>
-    <None Include="Grpc.Examples.MathServer.project.json" />
-  </ItemGroup>
-</Project>
\ No newline at end of file
+
+</Project>
diff --git a/src/csharp/Grpc.Examples.MathServer/Grpc.Examples.MathServer.project.json b/src/csharp/Grpc.Examples.MathServer/Grpc.Examples.MathServer.project.json
deleted file mode 100644
index c2f5bcb..0000000
--- a/src/csharp/Grpc.Examples.MathServer/Grpc.Examples.MathServer.project.json
+++ /dev/null
@@ -1,8 +0,0 @@
-{
-  "frameworks": {
-    "net45": { }
-  },
-  "runtimes": {
-    "win": { }
-  }
-}
diff --git a/src/csharp/Grpc.Examples.MathServer/Grpc.Examples.MathServer.xproj b/src/csharp/Grpc.Examples.MathServer/Grpc.Examples.MathServer.xproj
deleted file mode 100644
index 38a449e..0000000
--- a/src/csharp/Grpc.Examples.MathServer/Grpc.Examples.MathServer.xproj
+++ /dev/null
@@ -1,18 +0,0 @@
-<?xml version="1.0" encoding="utf-8"?>
-<Project ToolsVersion="14.0.25123" DefaultTargets="Build" xmlns="http://schemas.microsoft.com/developer/msbuild/2003">
-  <PropertyGroup>
-    <VisualStudioVersion Condition="'$(VisualStudioVersion)' == ''">14.0.25123</VisualStudioVersion>
-    <VSToolsPath Condition="'$(VSToolsPath)' == ''">$(MSBuildExtensionsPath32)\Microsoft\VisualStudio\v$(VisualStudioVersion)</VSToolsPath>
-  </PropertyGroup>
-  <Import Project="$(VSToolsPath)\DNX\Microsoft.DNX.Props" Condition="'$(VSToolsPath)' != ''" />
-  <PropertyGroup Label="Globals">
-    <ProjectGuid>58579368-5372-4e67-acd6-9b59cb9fa698</ProjectGuid>
-    <RootNamespace>Grpc.Examples.MathServer</RootNamespace>
-    <BaseIntermediateOutputPath Condition="'$(BaseIntermediateOutputPath)'=='' ">..\artifacts\obj\$(MSBuildProjectName)</BaseIntermediateOutputPath>
-    <OutputPath Condition="'$(OutputPath)'=='' ">.\bin\</OutputPath>
-  </PropertyGroup>
-  <PropertyGroup>
-    <SchemaVersion>2.0</SchemaVersion>
-  </PropertyGroup>
-  <Import Project="$(VSToolsPath)\DNX\Microsoft.DNX.targets" Condition="'$(VSToolsPath)' != ''" />
-</Project>
\ No newline at end of file
diff --git a/src/csharp/Grpc.Examples.MathServer/packages.config b/src/csharp/Grpc.Examples.MathServer/packages.config
deleted file mode 100644
index 79ece06..0000000
--- a/src/csharp/Grpc.Examples.MathServer/packages.config
+++ /dev/null
@@ -1,3 +0,0 @@
-<?xml version="1.0" encoding="utf-8"?>
-<packages>
-</packages>
diff --git a/src/csharp/Grpc.Examples.MathServer/project.json b/src/csharp/Grpc.Examples.MathServer/project.json
deleted file mode 100644
index 81c1715..0000000
--- a/src/csharp/Grpc.Examples.MathServer/project.json
+++ /dev/null
@@ -1,60 +0,0 @@
-{
-  "buildOptions": {
-    "emitEntryPoint": true
-  },
-  "configurations": {
-    "Debug": {
-      "buildOptions": {
-        "define": [ "SIGNED" ],
-        "keyFile": "../keys/Grpc.snk",
-        "xmlDoc": true,
-        "compile": {
-          "includeFiles": [ "../Grpc.Core/Version.cs" ]
-        },
-        "copyToOutput": {
-          "mappings": {
-            "grpc_csharp_ext.x64.dll": "../../../cmake/build/x64/Debug/grpc_csharp_ext.dll",
-            "grpc_csharp_ext.x86.dll": "../../../cmake/build/Win32/Debug/grpc_csharp_ext.dll",
-            "libgrpc_csharp_ext.x64.so": "../../../libs/dbg/libgrpc_csharp_ext.so",
-            "libgrpc_csharp_ext.x64.dylib": "../../../libs/dbg/libgrpc_csharp_ext.dylib"
-          }
-        }
-      }
-    },
-    "Release": {
-      "buildOptions": {
-        "define": [ "SIGNED" ],
-        "keyFile": "../keys/Grpc.snk",
-        "xmlDoc": true,
-        "compile": {
-          "includeFiles": [ "../Grpc.Core/Version.cs" ]
-        },
-        "copyToOutput": {
-          "mappings": {
-            "grpc_csharp_ext.x64.dll": "../../../cmake/build/x64/Release/grpc_csharp_ext.dll",
-            "grpc_csharp_ext.x86.dll": "../../../cmake/build/Win32/Release/grpc_csharp_ext.dll",
-            "libgrpc_csharp_ext.x64.so": "../../../libs/opt/libgrpc_csharp_ext.so",
-            "libgrpc_csharp_ext.x64.dylib": "../../../libs/opt/libgrpc_csharp_ext.dylib"
-          }
-        }
-      }
-    }
-  },
-
-  "dependencies": {
-    "Grpc.Examples": {
-      "target": "project"
-    }
-  },
-  "frameworks": {
-    "net45": { },
-    "netcoreapp1.0": {
-      "dependencies": {
-        "Microsoft.NETCore.App": {
-          "type": "platform",
-          "version": "1.0.0"
-        }
-      }
-    }
-  }
-}
diff --git a/src/csharp/Grpc.Examples.Tests/Grpc.Examples.Tests.csproj b/src/csharp/Grpc.Examples.Tests/Grpc.Examples.Tests.csproj
old mode 100644
new mode 100755
index c96243b..9a8e62c
--- a/src/csharp/Grpc.Examples.Tests/Grpc.Examples.Tests.csproj
+++ b/src/csharp/Grpc.Examples.Tests/Grpc.Examples.Tests.csproj
@@ -1,69 +1,33 @@
-<?xml version="1.0" encoding="utf-8"?>
-<Project DefaultTargets="Build" ToolsVersion="4.0" xmlns="http://schemas.microsoft.com/developer/msbuild/2003">
+<Project Sdk="Microsoft.NET.Sdk">
+
+  <Import Project="..\Grpc.Core\Version.csproj.include" />
+  <Import Project="..\Grpc.Core\Common.csproj.include" />
+
   <PropertyGroup>
-    <Configuration Condition=" '$(Configuration)' == '' ">Debug</Configuration>
-    <Platform Condition=" '$(Platform)' == '' ">AnyCPU</Platform>
-    <ProjectGuid>{143B1C29-C442-4BE0-BF3F-A8F92288AC9F}</ProjectGuid>
-    <OutputType>Exe</OutputType>
-    <RootNamespace>Grpc.Examples.Tests</RootNamespace>
+    <TargetFrameworks>net45;netcoreapp1.0</TargetFrameworks>
     <AssemblyName>Grpc.Examples.Tests</AssemblyName>
-    <TargetFrameworkVersion>v4.5</TargetFrameworkVersion>
+    <OutputType>Exe</OutputType>
+    <PackageId>Grpc.Examples.Tests</PackageId>
+    <PackageTargetFallback Condition=" '$(TargetFramework)' == 'netcoreapp1.0' ">$(PackageTargetFallback);portable-net45</PackageTargetFallback>
+    <RuntimeFrameworkVersion Condition=" '$(TargetFramework)' == 'netcoreapp1.0' ">1.0.4</RuntimeFrameworkVersion>
   </PropertyGroup>
-  <PropertyGroup Condition=" '$(Configuration)|$(Platform)' == 'Debug|AnyCPU' ">
-    <DebugSymbols>true</DebugSymbols>
-    <DebugType>full</DebugType>
-    <Optimize>false</Optimize>
-    <OutputPath>bin\Debug</OutputPath>
-    <DefineConstants>DEBUG;</DefineConstants>
-    <ErrorReport>prompt</ErrorReport>
-    <WarningLevel>4</WarningLevel>
-  </PropertyGroup>
-  <PropertyGroup Condition=" '$(Configuration)|$(Platform)' == 'Release|AnyCPU' ">
-    <DebugType>pdbonly</DebugType>
-    <Optimize>true</Optimize>
-    <OutputPath>bin\Release</OutputPath>
-    <ErrorReport>prompt</ErrorReport>
-    <WarningLevel>4</WarningLevel>
-  </PropertyGroup>
+
   <ItemGroup>
+    <ProjectReference Include="../Grpc.Examples/Grpc.Examples.csproj" />
+  </ItemGroup>
+
+  <ItemGroup>
+    <PackageReference Include="NUnit" Version="3.6.0" />
+    <PackageReference Include="NUnitLite" Version="3.6.0" />
+  </ItemGroup>
+
+  <ItemGroup Condition=" '$(TargetFramework)' == 'net45' ">
     <Reference Include="System" />
-    <Reference Include="System.Interactive.Async">
-      <HintPath>..\packages\System.Interactive.Async.3.1.1\lib\net45\System.Interactive.Async.dll</HintPath>
-    </Reference>
-    <Reference Include="nunit.framework">
-      <HintPath>..\packages\NUnit.3.6.0\lib\net45\nunit.framework.dll</HintPath>
-    </Reference>
-    <Reference Include="nunitlite">
-      <HintPath>..\packages\NUnitLite.3.6.0\lib\net45\nunitlite.dll</HintPath>
-    </Reference>
-    <Reference Include="Google.Protobuf">
-      <HintPath>..\packages\Google.Protobuf.3.2.0\lib\net45\Google.Protobuf.dll</HintPath>
-    </Reference>
+    <Reference Include="Microsoft.CSharp" />
   </ItemGroup>
+
   <ItemGroup>
-    <Compile Include="..\Grpc.Core\Version.cs">
-      <Link>Version.cs</Link>
-    </Compile>
-    <Compile Include="Properties\AssemblyInfo.cs" />
-    <Compile Include="MathClientServerTests.cs" />
-    <Compile Include="NUnitMain.cs" />
+    <Compile Include="..\Grpc.Core\Version.cs" />
   </ItemGroup>
-  <Import Project="$(MSBuildBinPath)\Microsoft.CSharp.targets" />
-  <ItemGroup>
-    <ProjectReference Include="..\Grpc.Core\Grpc.Core.csproj">
-      <Project>{CCC4440E-49F7-4790-B0AF-FEABB0837AE7}</Project>
-      <Name>Grpc.Core</Name>
-    </ProjectReference>
-    <ProjectReference Include="..\Grpc.Examples\Grpc.Examples.csproj">
-      <Project>{7DC1433E-3225-42C7-B7EA-546D56E27A4B}</Project>
-      <Name>Grpc.Examples</Name>
-    </ProjectReference>
-  </ItemGroup>
-  <ItemGroup>
-    <None Include="Grpc.Examples.Tests.project.json" />
-    <None Include="packages.config" />
-  </ItemGroup>
-  <ItemGroup>
-    <Service Include="{82A7F48D-3B50-4B1E-B82E-3ADA8210C358}" />
-  </ItemGroup>
+
 </Project>
diff --git a/src/csharp/Grpc.Examples.Tests/Grpc.Examples.Tests.project.json b/src/csharp/Grpc.Examples.Tests/Grpc.Examples.Tests.project.json
deleted file mode 100644
index c2f5bcb..0000000
--- a/src/csharp/Grpc.Examples.Tests/Grpc.Examples.Tests.project.json
+++ /dev/null
@@ -1,8 +0,0 @@
-{
-  "frameworks": {
-    "net45": { }
-  },
-  "runtimes": {
-    "win": { }
-  }
-}
diff --git a/src/csharp/Grpc.Examples.Tests/Grpc.Examples.Tests.xproj b/src/csharp/Grpc.Examples.Tests/Grpc.Examples.Tests.xproj
deleted file mode 100644
index 9cecd18..0000000
--- a/src/csharp/Grpc.Examples.Tests/Grpc.Examples.Tests.xproj
+++ /dev/null
@@ -1,18 +0,0 @@
-<?xml version="1.0" encoding="utf-8"?>
-<Project ToolsVersion="14.0.25123" DefaultTargets="Build" xmlns="http://schemas.microsoft.com/developer/msbuild/2003">
-  <PropertyGroup>
-    <VisualStudioVersion Condition="'$(VisualStudioVersion)' == ''">14.0.25123</VisualStudioVersion>
-    <VSToolsPath Condition="'$(VSToolsPath)' == ''">$(MSBuildExtensionsPath32)\Microsoft\VisualStudio\v$(VisualStudioVersion)</VSToolsPath>
-  </PropertyGroup>
-  <Import Project="$(VSToolsPath)\DNX\Microsoft.DNX.Props" Condition="'$(VSToolsPath)' != ''" />
-  <PropertyGroup Label="Globals">
-    <ProjectGuid>c61714a6-f633-44fb-97f4-c91f425c1d15</ProjectGuid>
-    <RootNamespace>Grpc.Examples.Tests</RootNamespace>
-    <BaseIntermediateOutputPath Condition="'$(BaseIntermediateOutputPath)'=='' ">..\artifacts\obj\$(MSBuildProjectName)</BaseIntermediateOutputPath>
-    <OutputPath Condition="'$(OutputPath)'=='' ">.\bin\</OutputPath>
-  </PropertyGroup>
-  <PropertyGroup>
-    <SchemaVersion>2.0</SchemaVersion>
-  </PropertyGroup>
-  <Import Project="$(VSToolsPath)\DNX\Microsoft.DNX.targets" Condition="'$(VSToolsPath)' != ''" />
-</Project>
\ No newline at end of file
diff --git a/src/csharp/Grpc.Examples.Tests/packages.config b/src/csharp/Grpc.Examples.Tests/packages.config
deleted file mode 100644
index 8a7f7a0..0000000
--- a/src/csharp/Grpc.Examples.Tests/packages.config
+++ /dev/null
@@ -1,7 +0,0 @@
-<?xml version="1.0" encoding="utf-8"?>
-<packages>
-  <package id="Google.Protobuf" version="3.2.0" targetFramework="net45" />
-  <package id="NUnit" version="3.6.0" targetFramework="net45" />
-  <package id="NUnitLite" version="3.6.0" targetFramework="net45" />
-  <package id="System.Interactive.Async" version="3.1.1" targetFramework="net45" />
-</packages>
\ No newline at end of file
diff --git a/src/csharp/Grpc.Examples.Tests/project.json b/src/csharp/Grpc.Examples.Tests/project.json
deleted file mode 100644
index 4ffcaf5..0000000
--- a/src/csharp/Grpc.Examples.Tests/project.json
+++ /dev/null
@@ -1,65 +0,0 @@
-{
-  "buildOptions": {
-    "emitEntryPoint": true
-  },
-  "configurations": {
-    "Debug": {
-      "buildOptions": {
-        "define": [ "SIGNED" ],
-        "keyFile": "../keys/Grpc.snk",
-        "xmlDoc": true,
-        "compile": {
-          "includeFiles": [ "../Grpc.Core/Version.cs" ]
-        },
-        "copyToOutput": {
-          "mappings": {
-            "grpc_csharp_ext.x64.dll": "../../../cmake/build/x64/Debug/grpc_csharp_ext.dll",
-            "grpc_csharp_ext.x86.dll": "../../../cmake/build/Win32/Debug/grpc_csharp_ext.dll",
-            "libgrpc_csharp_ext.x64.so": "../../../libs/dbg/libgrpc_csharp_ext.so",
-            "libgrpc_csharp_ext.x64.dylib": "../../../libs/dbg/libgrpc_csharp_ext.dylib"
-          }
-        }
-      }
-    },
-    "Release": {
-      "buildOptions": {
-        "define": [ "SIGNED" ],
-        "keyFile": "../keys/Grpc.snk",
-        "xmlDoc": true,
-        "compile": {
-          "includeFiles": [ "../Grpc.Core/Version.cs" ]
-        },
-        "copyToOutput": {
-          "mappings": {
-            "grpc_csharp_ext.x64.dll": "../../../cmake/build/x64/Release/grpc_csharp_ext.dll",
-            "grpc_csharp_ext.x86.dll": "../../../cmake/build/Win32/Release/grpc_csharp_ext.dll",
-            "libgrpc_csharp_ext.x64.so": "../../../libs/opt/libgrpc_csharp_ext.so",
-            "libgrpc_csharp_ext.x64.dylib": "../../../libs/opt/libgrpc_csharp_ext.dylib"
-          }
-        }
-      }
-    }
-  },
-
-  "dependencies": {
-    "Grpc.Examples": {
-      "target": "project"
-    },
-    "NUnit": "3.6.0",
-    "NUnitLite": "3.6.0"
-  },
-  "frameworks": {
-    "net45": { },
-    "netcoreapp1.0": {
-      "imports": [
-        "portable-net45"
-      ],
-      "dependencies": {
-        "Microsoft.NETCore.App": {
-          "type": "platform",
-          "version": "1.0.0"
-        }
-      }
-    }
-  }
-}
diff --git a/src/csharp/Grpc.Examples/Grpc.Examples.csproj b/src/csharp/Grpc.Examples/Grpc.Examples.csproj
old mode 100644
new mode 100755
index fc92754..625c172
--- a/src/csharp/Grpc.Examples/Grpc.Examples.csproj
+++ b/src/csharp/Grpc.Examples/Grpc.Examples.csproj
@@ -1,62 +1,30 @@
-<?xml version="1.0" encoding="utf-8"?>
-<Project DefaultTargets="Build" ToolsVersion="4.0" xmlns="http://schemas.microsoft.com/developer/msbuild/2003">
+<Project Sdk="Microsoft.NET.Sdk">
+
+  <Import Project="..\Grpc.Core\Version.csproj.include" />
+  <Import Project="..\Grpc.Core\Common.csproj.include" />
+
   <PropertyGroup>
-    <Configuration Condition=" '$(Configuration)' == '' ">Debug</Configuration>
-    <Platform Condition=" '$(Platform)' == '' ">AnyCPU</Platform>
-    <ProjectGuid>{7DC1433E-3225-42C7-B7EA-546D56E27A4B}</ProjectGuid>
-    <OutputType>Library</OutputType>
-    <RootNamespace>Grpc.Examples</RootNamespace>
+    <TargetFrameworks>net45;netcoreapp1.0</TargetFrameworks>
     <AssemblyName>Grpc.Examples</AssemblyName>
-    <TargetFrameworkVersion>v4.5</TargetFrameworkVersion>
+    <PackageId>Grpc.Examples</PackageId>
+    <RuntimeFrameworkVersion Condition=" '$(TargetFramework)' == 'netcoreapp1.0' ">1.0.4</RuntimeFrameworkVersion>
   </PropertyGroup>
-  <PropertyGroup Condition=" '$(Configuration)|$(Platform)' == 'Debug|AnyCPU' ">
-    <DebugSymbols>true</DebugSymbols>
-    <DebugType>full</DebugType>
-    <Optimize>false</Optimize>
-    <OutputPath>bin\Debug</OutputPath>
-    <DefineConstants>DEBUG;</DefineConstants>
-    <ErrorReport>prompt</ErrorReport>
-    <WarningLevel>4</WarningLevel>
-  </PropertyGroup>
-  <PropertyGroup Condition=" '$(Configuration)|$(Platform)' == 'Release|AnyCPU' ">
-    <DebugType>pdbonly</DebugType>
-    <Optimize>true</Optimize>
-    <OutputPath>bin\Release</OutputPath>
-    <ErrorReport>prompt</ErrorReport>
-    <WarningLevel>4</WarningLevel>
-  </PropertyGroup>
+
   <ItemGroup>
+    <Compile Include="..\Grpc.Core\Version.cs" />
+  </ItemGroup>
+
+  <ItemGroup>
+    <ProjectReference Include="../Grpc.Core/Grpc.Core.csproj" />
+  </ItemGroup>
+
+  <ItemGroup>
+    <PackageReference Include="Google.Protobuf" Version="$(GoogleProtobufVersion)" />
+  </ItemGroup>
+
+  <ItemGroup Condition=" '$(TargetFramework)' == 'net45' ">
     <Reference Include="System" />
-    <Reference Include="System.Data.Linq" />
-    <Reference Include="System.Interactive.Async">
-      <HintPath>..\packages\System.Interactive.Async.3.1.1\lib\net45\System.Interactive.Async.dll</HintPath>
-    </Reference>
-    <Reference Include="nunit.framework">
-      <HintPath>..\packages\NUnit.3.6.0\lib\net45\nunit.framework.dll</HintPath>
-    </Reference>
-    <Reference Include="Google.Protobuf">
-      <HintPath>..\packages\Google.Protobuf.3.2.0\lib\net45\Google.Protobuf.dll</HintPath>
-    </Reference>
+    <Reference Include="Microsoft.CSharp" />
   </ItemGroup>
-  <ItemGroup>
-    <Compile Include="..\Grpc.Core\Version.cs">
-      <Link>Version.cs</Link>
-    </Compile>
-    <Compile Include="Properties\AssemblyInfo.cs" />
-    <Compile Include="Math.cs" />
-    <Compile Include="MathGrpc.cs" />
-    <Compile Include="MathServiceImpl.cs" />
-    <Compile Include="MathExamples.cs" />
-  </ItemGroup>
-  <Import Project="$(MSBuildBinPath)\Microsoft.CSharp.targets" />
-  <ItemGroup>
-    <ProjectReference Include="..\Grpc.Core\Grpc.Core.csproj">
-      <Project>{CCC4440E-49F7-4790-B0AF-FEABB0837AE7}</Project>
-      <Name>Grpc.Core</Name>
-    </ProjectReference>
-  </ItemGroup>
-  <ItemGroup>
-    <None Include="Grpc.Examples.project.json" />
-    <None Include="packages.config" />
-  </ItemGroup>
+
 </Project>
diff --git a/src/csharp/Grpc.Examples/Grpc.Examples.project.json b/src/csharp/Grpc.Examples/Grpc.Examples.project.json
deleted file mode 100644
index c2f5bcb..0000000
--- a/src/csharp/Grpc.Examples/Grpc.Examples.project.json
+++ /dev/null
@@ -1,8 +0,0 @@
-{
-  "frameworks": {
-    "net45": { }
-  },
-  "runtimes": {
-    "win": { }
-  }
-}
diff --git a/src/csharp/Grpc.Examples/Grpc.Examples.xproj b/src/csharp/Grpc.Examples/Grpc.Examples.xproj
deleted file mode 100644
index d1d7e6d..0000000
--- a/src/csharp/Grpc.Examples/Grpc.Examples.xproj
+++ /dev/null
@@ -1,18 +0,0 @@
-<?xml version="1.0" encoding="utf-8"?>
-<Project ToolsVersion="14.0.25123" DefaultTargets="Build" xmlns="http://schemas.microsoft.com/developer/msbuild/2003">
-  <PropertyGroup>
-    <VisualStudioVersion Condition="'$(VisualStudioVersion)' == ''">14.0.25123</VisualStudioVersion>
-    <VSToolsPath Condition="'$(VSToolsPath)' == ''">$(MSBuildExtensionsPath32)\Microsoft\VisualStudio\v$(VisualStudioVersion)</VSToolsPath>
-  </PropertyGroup>
-  <Import Project="$(VSToolsPath)\DNX\Microsoft.DNX.Props" Condition="'$(VSToolsPath)' != ''" />
-  <PropertyGroup Label="Globals">
-    <ProjectGuid>c77b792d-fc78-4ce2-9522-b40b0803c636</ProjectGuid>
-    <RootNamespace>Grpc.Examples</RootNamespace>
-    <BaseIntermediateOutputPath Condition="'$(BaseIntermediateOutputPath)'=='' ">..\artifacts\obj\$(MSBuildProjectName)</BaseIntermediateOutputPath>
-    <OutputPath Condition="'$(OutputPath)'=='' ">.\bin\</OutputPath>
-  </PropertyGroup>
-  <PropertyGroup>
-    <SchemaVersion>2.0</SchemaVersion>
-  </PropertyGroup>
-  <Import Project="$(VSToolsPath)\DNX\Microsoft.DNX.targets" Condition="'$(VSToolsPath)' != ''" />
-</Project>
\ No newline at end of file
diff --git a/src/csharp/Grpc.Examples/packages.config b/src/csharp/Grpc.Examples/packages.config
deleted file mode 100644
index 79a8980..0000000
--- a/src/csharp/Grpc.Examples/packages.config
+++ /dev/null
@@ -1,6 +0,0 @@
-<?xml version="1.0" encoding="utf-8"?>
-<packages>
-  <package id="Google.Protobuf" version="3.2.0" targetFramework="net45" />
-  <package id="NUnit" version="3.6.0" targetFramework="net45" />
-  <package id="System.Interactive.Async" version="3.1.1" targetFramework="net45" />
-</packages>
\ No newline at end of file
diff --git a/src/csharp/Grpc.Examples/project.json b/src/csharp/Grpc.Examples/project.json
deleted file mode 100644
index 3ee0a71..0000000
--- a/src/csharp/Grpc.Examples/project.json
+++ /dev/null
@@ -1,22 +0,0 @@
-{
-  "buildOptions": {
-  },
-
-  "dependencies": {
-    "Grpc.Core": {
-      "target": "project"
-    },
-    "Google.Protobuf": "3.2.0"
-  },
-  "frameworks": {
-    "net45": {},
-    "netcoreapp1.0": {
-      "dependencies": {
-        "Microsoft.NETCore.App": {
-          "type": "platform",
-          "version": "1.0.0"
-        }
-      }
-    }
-  }
-}
diff --git a/src/csharp/Grpc.HealthCheck.Tests/Grpc.HealthCheck.Tests.csproj b/src/csharp/Grpc.HealthCheck.Tests/Grpc.HealthCheck.Tests.csproj
old mode 100644
new mode 100755
index 71f0ee1..b0e2716
--- a/src/csharp/Grpc.HealthCheck.Tests/Grpc.HealthCheck.Tests.csproj
+++ b/src/csharp/Grpc.HealthCheck.Tests/Grpc.HealthCheck.Tests.csproj
@@ -1,82 +1,33 @@
-<?xml version="1.0" encoding="utf-8"?>
-<Project ToolsVersion="4.0" DefaultTargets="Build" xmlns="http://schemas.microsoft.com/developer/msbuild/2003">
-  <Import Project="$(MSBuildExtensionsPath)\$(MSBuildToolsVersion)\Microsoft.Common.props" Condition="Exists('$(MSBuildExtensionsPath)\$(MSBuildToolsVersion)\Microsoft.Common.props')" />
+<Project Sdk="Microsoft.NET.Sdk">
+
+  <Import Project="..\Grpc.Core\Version.csproj.include" />
+  <Import Project="..\Grpc.Core\Common.csproj.include" />
+
   <PropertyGroup>
-    <Configuration Condition=" '$(Configuration)' == '' ">Debug</Configuration>
-    <Platform Condition=" '$(Platform)' == '' ">AnyCPU</Platform>
-    <ProjectGuid>{F8C6D937-C44B-4EE3-A431-B0FBAEACE47D}</ProjectGuid>
-    <OutputType>Exe</OutputType>
-    <AppDesignerFolder>Properties</AppDesignerFolder>
-    <RootNamespace>Grpc.HealthCheck.Tests</RootNamespace>
+    <TargetFrameworks>net45;netcoreapp1.0</TargetFrameworks>
     <AssemblyName>Grpc.HealthCheck.Tests</AssemblyName>
-    <TargetFrameworkVersion>v4.5</TargetFrameworkVersion>
-    <FileAlignment>512</FileAlignment>
+    <OutputType>Exe</OutputType>
+    <PackageId>Grpc.HealthCheck.Tests</PackageId>
+    <PackageTargetFallback Condition=" '$(TargetFramework)' == 'netcoreapp1.0' ">$(PackageTargetFallback);portable-net45</PackageTargetFallback>
+    <RuntimeFrameworkVersion Condition=" '$(TargetFramework)' == 'netcoreapp1.0' ">1.0.4</RuntimeFrameworkVersion>
   </PropertyGroup>
-  <PropertyGroup Condition=" '$(Configuration)|$(Platform)' == 'Debug|AnyCPU' ">
-    <DebugSymbols>true</DebugSymbols>
-    <DebugType>full</DebugType>
-    <Optimize>false</Optimize>
-    <OutputPath>bin\Debug\</OutputPath>
-    <ErrorReport>prompt</ErrorReport>
-    <WarningLevel>4</WarningLevel>
-  </PropertyGroup>
-  <PropertyGroup Condition=" '$(Configuration)|$(Platform)' == 'Release|AnyCPU' ">
-    <DebugType>pdbonly</DebugType>
-    <Optimize>true</Optimize>
-    <OutputPath>bin\Release\</OutputPath>
-    <ErrorReport>prompt</ErrorReport>
-    <WarningLevel>4</WarningLevel>
-  </PropertyGroup>
+
   <ItemGroup>
+    <ProjectReference Include="../Grpc.HealthCheck/Grpc.HealthCheck.csproj" />
+  </ItemGroup>
+
+  <ItemGroup>
+    <PackageReference Include="NUnit" Version="3.6.0" />
+    <PackageReference Include="NUnitLite" Version="3.6.0" />
+  </ItemGroup>
+
+  <ItemGroup Condition=" '$(TargetFramework)' == 'net45' ">
     <Reference Include="System" />
-    <Reference Include="System.Core" />
-    <Reference Include="System.Xml.Linq" />
-    <Reference Include="System.Data.DataSetExtensions" />
     <Reference Include="Microsoft.CSharp" />
-    <Reference Include="System.Data" />
-    <Reference Include="System.Xml" />
-    <Reference Include="Google.Protobuf">
-      <HintPath>..\packages\Google.Protobuf.3.2.0\lib\net45\Google.Protobuf.dll</HintPath>
-    </Reference>
-    <Reference Include="nunit.framework">
-      <HintPath>..\packages\NUnit.3.6.0\lib\net45\nunit.framework.dll</HintPath>
-    </Reference>
-    <Reference Include="nunitlite">
-      <HintPath>..\packages\NUnitLite.3.6.0\lib\net45\nunitlite.dll</HintPath>
-    </Reference>
   </ItemGroup>
+
   <ItemGroup>
-    <Compile Include="..\Grpc.Core\Version.cs">
-      <Link>Version.cs</Link>
-    </Compile>
-    <Compile Include="HealthServiceImplTest.cs" />
-    <Compile Include="HealthClientServerTest.cs" />
-    <Compile Include="Properties\AssemblyInfo.cs" />
-    <Compile Include="NUnitMain.cs" />
+    <Compile Include="..\Grpc.Core\Version.cs" />
   </ItemGroup>
-  <ItemGroup>
-    <ProjectReference Include="..\Grpc.Core\Grpc.Core.csproj">
-      <Project>{CCC4440E-49F7-4790-B0AF-FEABB0837AE7}</Project>
-      <Name>Grpc.Core</Name>
-    </ProjectReference>
-    <ProjectReference Include="..\Grpc.HealthCheck\Grpc.HealthCheck.csproj">
-      <Project>{AA5E328A-8835-49D7-98ED-C29F2B3049F0}</Project>
-      <Name>Grpc.HealthCheck</Name>
-    </ProjectReference>
-  </ItemGroup>
-  <ItemGroup>
-    <None Include="Grpc.HealthCheck.Tests.project.json" />
-    <None Include="packages.config" />
-  </ItemGroup>
-  <ItemGroup>
-    <Service Include="{82A7F48D-3B50-4B1E-B82E-3ADA8210C358}" />
-  </ItemGroup>
-  <Import Project="$(MSBuildToolsPath)\Microsoft.CSharp.targets" />
-  <!-- To modify your build process, add your task inside one of the targets below and uncomment it. 
-       Other similar extension points exist, see Microsoft.Common.targets.
-  <Target Name="BeforeBuild">
-  </Target>
-  <Target Name="AfterBuild">
-  </Target>
-  -->
-</Project>
\ No newline at end of file
+
+</Project>
diff --git a/src/csharp/Grpc.HealthCheck.Tests/Grpc.HealthCheck.Tests.project.json b/src/csharp/Grpc.HealthCheck.Tests/Grpc.HealthCheck.Tests.project.json
deleted file mode 100644
index c2f5bcb..0000000
--- a/src/csharp/Grpc.HealthCheck.Tests/Grpc.HealthCheck.Tests.project.json
+++ /dev/null
@@ -1,8 +0,0 @@
-{
-  "frameworks": {
-    "net45": { }
-  },
-  "runtimes": {
-    "win": { }
-  }
-}
diff --git a/src/csharp/Grpc.HealthCheck.Tests/Grpc.HealthCheck.Tests.xproj b/src/csharp/Grpc.HealthCheck.Tests/Grpc.HealthCheck.Tests.xproj
deleted file mode 100644
index 724c5b2..0000000
--- a/src/csharp/Grpc.HealthCheck.Tests/Grpc.HealthCheck.Tests.xproj
+++ /dev/null
@@ -1,18 +0,0 @@
-<?xml version="1.0" encoding="utf-8"?>
-<Project ToolsVersion="14.0.25123" DefaultTargets="Build" xmlns="http://schemas.microsoft.com/developer/msbuild/2003">
-  <PropertyGroup>
-    <VisualStudioVersion Condition="'$(VisualStudioVersion)' == ''">14.0.25123</VisualStudioVersion>
-    <VSToolsPath Condition="'$(VSToolsPath)' == ''">$(MSBuildExtensionsPath32)\Microsoft\VisualStudio\v$(VisualStudioVersion)</VSToolsPath>
-  </PropertyGroup>
-  <Import Project="$(VSToolsPath)\DNX\Microsoft.DNX.Props" Condition="'$(VSToolsPath)' != ''" />
-  <PropertyGroup Label="Globals">
-    <ProjectGuid>43dafac6-5343-4621-960e-a8a977ea3f0b</ProjectGuid>
-    <RootNamespace>Grpc.HealthCheck.Tests</RootNamespace>
-    <BaseIntermediateOutputPath Condition="'$(BaseIntermediateOutputPath)'=='' ">..\artifacts\obj\$(MSBuildProjectName)</BaseIntermediateOutputPath>
-    <OutputPath Condition="'$(OutputPath)'=='' ">.\bin\</OutputPath>
-  </PropertyGroup>
-  <PropertyGroup>
-    <SchemaVersion>2.0</SchemaVersion>
-  </PropertyGroup>
-  <Import Project="$(VSToolsPath)\DNX\Microsoft.DNX.targets" Condition="'$(VSToolsPath)' != ''" />
-</Project>
\ No newline at end of file
diff --git a/src/csharp/Grpc.HealthCheck.Tests/packages.config b/src/csharp/Grpc.HealthCheck.Tests/packages.config
deleted file mode 100644
index 48c94bc..0000000
--- a/src/csharp/Grpc.HealthCheck.Tests/packages.config
+++ /dev/null
@@ -1,6 +0,0 @@
-<?xml version="1.0" encoding="utf-8"?>
-<packages>
-  <package id="Google.Protobuf" version="3.2.0" targetFramework="net45" />
-  <package id="NUnit" version="3.6.0" targetFramework="net45" />
-  <package id="NUnitLite" version="3.6.0" targetFramework="net45" />
-</packages>
\ No newline at end of file
diff --git a/src/csharp/Grpc.HealthCheck.Tests/project.json b/src/csharp/Grpc.HealthCheck.Tests/project.json
deleted file mode 100644
index 2814cbf..0000000
--- a/src/csharp/Grpc.HealthCheck.Tests/project.json
+++ /dev/null
@@ -1,65 +0,0 @@
-{
-  "buildOptions": {
-    "emitEntryPoint": true
-  },
-  "configurations": {
-    "Debug": {
-      "buildOptions": {
-        "define": [ "SIGNED" ],
-        "keyFile": "../keys/Grpc.snk",
-        "xmlDoc": true,
-        "compile": {
-          "includeFiles": [ "../Grpc.Core/Version.cs" ]
-        },
-        "copyToOutput": {
-          "mappings": {
-            "grpc_csharp_ext.x64.dll": "../../../cmake/build/x64/Debug/grpc_csharp_ext.dll",
-            "grpc_csharp_ext.x86.dll": "../../../cmake/build/Win32/Debug/grpc_csharp_ext.dll",
-            "libgrpc_csharp_ext.x64.so": "../../../libs/dbg/libgrpc_csharp_ext.so",
-            "libgrpc_csharp_ext.x64.dylib": "../../../libs/dbg/libgrpc_csharp_ext.dylib"
-          }
-        }
-      }
-    },
-    "Release": {
-      "buildOptions": {
-        "define": [ "SIGNED" ],
-        "keyFile": "../keys/Grpc.snk",
-        "xmlDoc": true,
-        "compile": {
-          "includeFiles": [ "../Grpc.Core/Version.cs" ]
-        },
-        "copyToOutput": {
-          "mappings": {
-            "grpc_csharp_ext.x64.dll": "../../../cmake/build/x64/Release/grpc_csharp_ext.dll",
-            "grpc_csharp_ext.x86.dll": "../../../cmake/build/Win32/Release/grpc_csharp_ext.dll",
-            "libgrpc_csharp_ext.x64.so": "../../../libs/opt/libgrpc_csharp_ext.so",
-            "libgrpc_csharp_ext.x64.dylib": "../../../libs/opt/libgrpc_csharp_ext.dylib"
-          }
-        }
-      }
-    }
-  },
-
-  "dependencies": {
-    "Grpc.HealthCheck": {
-      "target": "project"
-    },
-    "NUnit": "3.6.0",
-    "NUnitLite": "3.6.0"
-  },
-  "frameworks": {
-    "net45": { },
-    "netcoreapp1.0": {
-      "imports": [
-        "portable-net45"
-      ],
-      "dependencies": {
-        "Microsoft.NETCore.App": {
-          "type": "platform",
-          "version": "1.0.0"
-        }
-      }
-    }
-  }
-}
diff --git a/src/csharp/Grpc.HealthCheck/Grpc.HealthCheck.csproj b/src/csharp/Grpc.HealthCheck/Grpc.HealthCheck.csproj
old mode 100644
new mode 100755
index 171525b..eac6e1f
--- a/src/csharp/Grpc.HealthCheck/Grpc.HealthCheck.csproj
+++ b/src/csharp/Grpc.HealthCheck/Grpc.HealthCheck.csproj
@@ -1,73 +1,37 @@
-<?xml version="1.0" encoding="utf-8"?>
-<Project ToolsVersion="4.0" DefaultTargets="Build" xmlns="http://schemas.microsoft.com/developer/msbuild/2003">
-  <Import Project="$(MSBuildExtensionsPath)\$(MSBuildToolsVersion)\Microsoft.Common.props" Condition="Exists('$(MSBuildExtensionsPath)\$(MSBuildToolsVersion)\Microsoft.Common.props')" />
+<Project Sdk="Microsoft.NET.Sdk">
+
+  <Import Project="..\Grpc.Core\Version.csproj.include" />
+  <Import Project="..\Grpc.Core\Common.csproj.include" />
+
   <PropertyGroup>
-    <Configuration Condition=" '$(Configuration)' == '' ">Debug</Configuration>
-    <Platform Condition=" '$(Platform)' == '' ">AnyCPU</Platform>
-    <ProjectGuid>{AA5E328A-8835-49D7-98ED-C29F2B3049F0}</ProjectGuid>
-    <OutputType>Library</OutputType>
-    <AppDesignerFolder>Properties</AppDesignerFolder>
-    <RootNamespace>Grpc.HealthCheck</RootNamespace>
+    <Copyright>Copyright 2015, Google Inc.</Copyright>
+    <AssemblyTitle>gRPC C# Healthchecking</AssemblyTitle>
+    <VersionPrefix>$(GrpcCsharpVersion)</VersionPrefix>
+    <Authors>Google Inc.</Authors>
+    <TargetFrameworks>net45;netstandard1.5</TargetFrameworks>
     <AssemblyName>Grpc.HealthCheck</AssemblyName>
-    <TargetFrameworkVersion>v4.5</TargetFrameworkVersion>
-    <FileAlignment>512</FileAlignment>
-    <DocumentationFile>bin\$(Configuration)\Grpc.HealthCheck.Xml</DocumentationFile>
+    <PackageId>Grpc.HealthCheck</PackageId>
+    <PackageTags>gRPC health check</PackageTags>
+    <PackageProjectUrl>https://github.com/grpc/grpc</PackageProjectUrl>
+    <PackageLicenseUrl>https://github.com/grpc/grpc/blob/master/LICENSE</PackageLicenseUrl>
+    <NetStandardImplicitPackageVersion Condition=" '$(TargetFramework)' == 'netstandard1.5' ">1.6.0</NetStandardImplicitPackageVersion>
   </PropertyGroup>
-  <PropertyGroup Condition=" '$(Configuration)|$(Platform)' == 'Debug|AnyCPU' ">
-    <DebugSymbols>true</DebugSymbols>
-    <DebugType>full</DebugType>
-    <Optimize>false</Optimize>
-    <OutputPath>bin\Debug\</OutputPath>
-    <ErrorReport>prompt</ErrorReport>
-    <WarningLevel>4</WarningLevel>
-  </PropertyGroup>
-  <PropertyGroup Condition=" '$(Configuration)|$(Platform)' == 'Release|AnyCPU' ">
-    <DebugType>pdbonly</DebugType>
-    <Optimize>true</Optimize>
-    <OutputPath>bin\Release\</OutputPath>
-    <ErrorReport>prompt</ErrorReport>
-    <WarningLevel>4</WarningLevel>
-  </PropertyGroup>
+
   <ItemGroup>
+    <Compile Include="..\Grpc.Core\Version.cs" />
+  </ItemGroup>
+
+  <ItemGroup>
+    <ProjectReference Include="../Grpc.Core/Grpc.Core.csproj" />
+  </ItemGroup>
+
+  <ItemGroup>
+    <PackageReference Include="Google.Protobuf" Version="$(GoogleProtobufVersion)" />
+  </ItemGroup>
+
+  <ItemGroup Condition=" '$(TargetFramework)' == 'net45' ">
     <Reference Include="System" />
-    <Reference Include="System.Core" />
-    <Reference Include="System.Xml.Linq" />
-    <Reference Include="System.Data.DataSetExtensions" />
     <Reference Include="Microsoft.CSharp" />
-    <Reference Include="System.Data" />
-    <Reference Include="System.Xml" />
-    <Reference Include="System.Interactive.Async">
-      <HintPath>..\packages\System.Interactive.Async.3.1.1\lib\net45\System.Interactive.Async.dll</HintPath>
-    </Reference>
-    <Reference Include="Google.Protobuf">
-      <HintPath>..\packages\Google.Protobuf.3.2.0\lib\net45\Google.Protobuf.dll</HintPath>
-    </Reference>
   </ItemGroup>
-  <ItemGroup>
-    <Compile Include="..\Grpc.Core\Version.cs">
-      <Link>Version.cs</Link>
-    </Compile>
-    <Compile Include="HealthServiceImpl.cs" />
-    <Compile Include="Health.cs" />
-    <Compile Include="HealthGrpc.cs" />
-    <Compile Include="Properties\AssemblyInfo.cs" />
-  </ItemGroup>
-  <ItemGroup>
-    <None Include="Grpc.HealthCheck.project.json" />
-    <None Include="packages.config" />
-  </ItemGroup>
-  <ItemGroup>
-    <ProjectReference Include="..\Grpc.Core\Grpc.Core.csproj">
-      <Project>{CCC4440E-49F7-4790-B0AF-FEABB0837AE7}</Project>
-      <Name>Grpc.Core</Name>
-    </ProjectReference>
-  </ItemGroup>
-  <Import Project="$(MSBuildToolsPath)\Microsoft.CSharp.targets" />
-  <!-- To modify your build process, add your task inside one of the targets below and uncomment it. 
-       Other similar extension points exist, see Microsoft.Common.targets.
-  <Target Name="BeforeBuild">
-  </Target>
-  <Target Name="AfterBuild">
-  </Target>
-  -->
+
 </Project>
diff --git a/src/csharp/Grpc.HealthCheck/Grpc.HealthCheck.project.json b/src/csharp/Grpc.HealthCheck/Grpc.HealthCheck.project.json
deleted file mode 100644
index c2f5bcb..0000000
--- a/src/csharp/Grpc.HealthCheck/Grpc.HealthCheck.project.json
+++ /dev/null
@@ -1,8 +0,0 @@
-{
-  "frameworks": {
-    "net45": { }
-  },
-  "runtimes": {
-    "win": { }
-  }
-}
diff --git a/src/csharp/Grpc.HealthCheck/Grpc.HealthCheck.xproj b/src/csharp/Grpc.HealthCheck/Grpc.HealthCheck.xproj
deleted file mode 100644
index 5806a7a..0000000
--- a/src/csharp/Grpc.HealthCheck/Grpc.HealthCheck.xproj
+++ /dev/null
@@ -1,18 +0,0 @@
-<?xml version="1.0" encoding="utf-8"?>
-<Project ToolsVersion="14.0.25123" DefaultTargets="Build" xmlns="http://schemas.microsoft.com/developer/msbuild/2003">
-  <PropertyGroup>
-    <VisualStudioVersion Condition="'$(VisualStudioVersion)' == ''">14.0.25123</VisualStudioVersion>
-    <VSToolsPath Condition="'$(VSToolsPath)' == ''">$(MSBuildExtensionsPath32)\Microsoft\VisualStudio\v$(VisualStudioVersion)</VSToolsPath>
-  </PropertyGroup>
-  <Import Project="$(VSToolsPath)\DNX\Microsoft.DNX.Props" Condition="'$(VSToolsPath)' != ''" />
-  <PropertyGroup Label="Globals">
-    <ProjectGuid>3be4ad0b-2bf0-4d68-b625-f6018ef0dcfa</ProjectGuid>
-    <RootNamespace>Grpc.HealthCheck</RootNamespace>
-    <BaseIntermediateOutputPath Condition="'$(BaseIntermediateOutputPath)'=='' ">..\artifacts\obj\$(MSBuildProjectName)</BaseIntermediateOutputPath>
-    <OutputPath Condition="'$(OutputPath)'=='' ">.\bin\</OutputPath>
-  </PropertyGroup>
-  <PropertyGroup>
-    <SchemaVersion>2.0</SchemaVersion>
-  </PropertyGroup>
-  <Import Project="$(VSToolsPath)\DNX\Microsoft.DNX.targets" Condition="'$(VSToolsPath)' != ''" />
-</Project>
\ No newline at end of file
diff --git a/src/csharp/Grpc.HealthCheck/packages.config b/src/csharp/Grpc.HealthCheck/packages.config
deleted file mode 100644
index eec292b..0000000
--- a/src/csharp/Grpc.HealthCheck/packages.config
+++ /dev/null
@@ -1,5 +0,0 @@
-<?xml version="1.0" encoding="utf-8"?>
-<packages>
-  <package id="Google.Protobuf" version="3.2.0" targetFramework="net45" />
-  <package id="System.Interactive.Async" version="3.1.1" targetFramework="net45" />
-</packages>
\ No newline at end of file
diff --git a/src/csharp/Grpc.IntegrationTesting.Client/Grpc.IntegrationTesting.Client.csproj b/src/csharp/Grpc.IntegrationTesting.Client/Grpc.IntegrationTesting.Client.csproj
old mode 100644
new mode 100755
index a793f3f..dcb24c7
--- a/src/csharp/Grpc.IntegrationTesting.Client/Grpc.IntegrationTesting.Client.csproj
+++ b/src/csharp/Grpc.IntegrationTesting.Client/Grpc.IntegrationTesting.Client.csproj
@@ -1,59 +1,28 @@
-<?xml version="1.0" encoding="utf-8"?>
-<Project DefaultTargets="Build" ToolsVersion="4.0" xmlns="http://schemas.microsoft.com/developer/msbuild/2003">
+<Project Sdk="Microsoft.NET.Sdk">
+
+  <Import Project="..\Grpc.Core\Version.csproj.include" />
+  <Import Project="..\Grpc.Core\Common.csproj.include" />
+
   <PropertyGroup>
-    <Configuration Condition=" '$(Configuration)' == '' ">Debug</Configuration>
-    <Platform Condition=" '$(Platform)' == '' ">AnyCPU</Platform>
-    <ProjectGuid>{3D166931-BA2D-416E-95A3-D36E8F6E90B9}</ProjectGuid>
-    <OutputType>Exe</OutputType>
-    <RootNamespace>Grpc.IntegrationTesting.Client</RootNamespace>
+    <TargetFrameworks>net45;netcoreapp1.0</TargetFrameworks>
     <AssemblyName>Grpc.IntegrationTesting.Client</AssemblyName>
-    <StartupObject>Grpc.IntegrationTesting.Client.Program</StartupObject>
-    <TargetFrameworkVersion>v4.5</TargetFrameworkVersion>
-    <NuGetPackageImportStamp>dfa56e6c</NuGetPackageImportStamp>
+    <OutputType>Exe</OutputType>
+    <PackageId>Grpc.IntegrationTesting.Client</PackageId>
+    <PackageTargetFallback Condition=" '$(TargetFramework)' == 'netcoreapp1.0' ">$(PackageTargetFallback);portable-net45</PackageTargetFallback>
+    <RuntimeFrameworkVersion Condition=" '$(TargetFramework)' == 'netcoreapp1.0' ">1.0.4</RuntimeFrameworkVersion>
   </PropertyGroup>
-  <PropertyGroup Condition=" '$(Configuration)|$(Platform)' == 'Debug|AnyCPU' ">
-    <DebugSymbols>true</DebugSymbols>
-    <DebugType>full</DebugType>
-    <Optimize>false</Optimize>
-    <OutputPath>bin\Debug</OutputPath>
-    <DefineConstants>DEBUG;</DefineConstants>
-    <ErrorReport>prompt</ErrorReport>
-    <WarningLevel>4</WarningLevel>
-    <PlatformTarget>AnyCPU</PlatformTarget>
-  </PropertyGroup>
-  <PropertyGroup Condition=" '$(Configuration)|$(Platform)' == 'Release|AnyCPU' ">
-    <DebugType>pdbonly</DebugType>
-    <Optimize>true</Optimize>
-    <OutputPath>bin\Release</OutputPath>
-    <ErrorReport>prompt</ErrorReport>
-    <WarningLevel>4</WarningLevel>
-    <PlatformTarget>AnyCPU</PlatformTarget>
-  </PropertyGroup>
+
   <ItemGroup>
+    <ProjectReference Include="../Grpc.IntegrationTesting/Grpc.IntegrationTesting.csproj" />
+  </ItemGroup>
+
+  <ItemGroup Condition=" '$(TargetFramework)' == 'net45' ">
     <Reference Include="System" />
-    <Reference Include="System.Net" />
-    <Reference Include="System.Net.Http" />
-    <Reference Include="System.Net.Http.WebRequest" />
+    <Reference Include="Microsoft.CSharp" />
   </ItemGroup>
+
   <ItemGroup>
-    <Compile Include="..\Grpc.Core\Version.cs">
-      <Link>Version.cs</Link>
-    </Compile>
-    <Compile Include="Program.cs" />
-    <Compile Include="Properties\AssemblyInfo.cs" />
+    <Compile Include="..\Grpc.Core\Version.cs" />
   </ItemGroup>
-  <Import Project="$(MSBuildBinPath)\Microsoft.CSharp.targets" />
-  <ItemGroup>
-    <ProjectReference Include="..\Grpc.IntegrationTesting\Grpc.IntegrationTesting.csproj">
-      <Project>{C61154BA-DD4A-4838-8420-0162A28925E0}</Project>
-      <Name>Grpc.IntegrationTesting</Name>
-    </ProjectReference>
-    <ProjectReference Include="..\Grpc.Core\Grpc.Core.csproj">
-      <Project>{CCC4440E-49F7-4790-B0AF-FEABB0837AE7}</Project>
-      <Name>Grpc.Core</Name>
-    </ProjectReference>
-  </ItemGroup>
-  <ItemGroup>
-    <None Include="Grpc.IntegrationTesting.Client.project.json" />
-  </ItemGroup>
-</Project>
\ No newline at end of file
+
+</Project>
diff --git a/src/csharp/Grpc.IntegrationTesting.Client/Grpc.IntegrationTesting.Client.project.json b/src/csharp/Grpc.IntegrationTesting.Client/Grpc.IntegrationTesting.Client.project.json
deleted file mode 100644
index c2f5bcb..0000000
--- a/src/csharp/Grpc.IntegrationTesting.Client/Grpc.IntegrationTesting.Client.project.json
+++ /dev/null
@@ -1,8 +0,0 @@
-{
-  "frameworks": {
-    "net45": { }
-  },
-  "runtimes": {
-    "win": { }
-  }
-}
diff --git a/src/csharp/Grpc.IntegrationTesting.Client/Grpc.IntegrationTesting.Client.xproj b/src/csharp/Grpc.IntegrationTesting.Client/Grpc.IntegrationTesting.Client.xproj
deleted file mode 100644
index 7f456cf..0000000
--- a/src/csharp/Grpc.IntegrationTesting.Client/Grpc.IntegrationTesting.Client.xproj
+++ /dev/null
@@ -1,18 +0,0 @@
-<?xml version="1.0" encoding="utf-8"?>
-<Project ToolsVersion="14.0.25123" DefaultTargets="Build" xmlns="http://schemas.microsoft.com/developer/msbuild/2003">
-  <PropertyGroup>
-    <VisualStudioVersion Condition="'$(VisualStudioVersion)' == ''">14.0.25123</VisualStudioVersion>
-    <VSToolsPath Condition="'$(VSToolsPath)' == ''">$(MSBuildExtensionsPath32)\Microsoft\VisualStudio\v$(VisualStudioVersion)</VSToolsPath>
-  </PropertyGroup>
-  <Import Project="$(VSToolsPath)\DNX\Microsoft.DNX.Props" Condition="'$(VSToolsPath)' != ''" />
-  <PropertyGroup Label="Globals">
-    <ProjectGuid>48ea5bbe-70e2-4198-869d-d7e59c45f30d</ProjectGuid>
-    <RootNamespace>Grpc.IntegrationTesting.Client</RootNamespace>
-    <BaseIntermediateOutputPath Condition="'$(BaseIntermediateOutputPath)'=='' ">..\artifacts\obj\$(MSBuildProjectName)</BaseIntermediateOutputPath>
-    <OutputPath Condition="'$(OutputPath)'=='' ">.\bin\</OutputPath>
-  </PropertyGroup>
-  <PropertyGroup>
-    <SchemaVersion>2.0</SchemaVersion>
-  </PropertyGroup>
-  <Import Project="$(VSToolsPath)\DNX\Microsoft.DNX.targets" Condition="'$(VSToolsPath)' != ''" />
-</Project>
\ No newline at end of file
diff --git a/src/csharp/Grpc.IntegrationTesting.Client/project.json b/src/csharp/Grpc.IntegrationTesting.Client/project.json
deleted file mode 100644
index f905281..0000000
--- a/src/csharp/Grpc.IntegrationTesting.Client/project.json
+++ /dev/null
@@ -1,69 +0,0 @@
-{
-  "buildOptions": {
-    "emitEntryPoint": true
-  },
-  "configurations": {
-    "Debug": {
-      "buildOptions": {
-        "define": [ "SIGNED" ],
-        "keyFile": "../keys/Grpc.snk",
-        "xmlDoc": true,
-        "compile": {
-          "includeFiles": [ "../Grpc.Core/Version.cs" ]
-        },
-        "copyToOutput": {
-          "mappings": {
-            "data/ca.pem": "../Grpc.IntegrationTesting/data/ca.pem",
-            "data/server1.key": "../Grpc.IntegrationTesting/data/server1.key",
-            "data/server1.pem": "../Grpc.IntegrationTesting/data/server1.pem",
-            "grpc_csharp_ext.x64.dll": "../../../cmake/build/x64/Debug/grpc_csharp_ext.dll",
-            "grpc_csharp_ext.x86.dll": "../../../cmake/build/Win32/Debug/grpc_csharp_ext.dll",
-            "libgrpc_csharp_ext.x64.so": "../../../libs/dbg/libgrpc_csharp_ext.so",
-            "libgrpc_csharp_ext.x64.dylib": "../../../libs/dbg/libgrpc_csharp_ext.dylib"
-          }
-        }
-      }
-    },
-    "Release": {
-      "buildOptions": {
-        "define": [ "SIGNED" ],
-        "keyFile": "../keys/Grpc.snk",
-        "xmlDoc": true,
-        "compile": {
-          "includeFiles": [ "../Grpc.Core/Version.cs" ]
-        },
-        "copyToOutput": {
-          "mappings": {
-            "data/ca.pem": "../Grpc.IntegrationTesting/data/ca.pem",
-            "data/server1.key": "../Grpc.IntegrationTesting/data/server1.key",
-            "data/server1.pem": "../Grpc.IntegrationTesting/data/server1.pem",
-            "grpc_csharp_ext.x64.dll": "../../../cmake/build/x64/Release/grpc_csharp_ext.dll",
-            "grpc_csharp_ext.x86.dll": "../../../cmake/build/Win32/Release/grpc_csharp_ext.dll",
-            "libgrpc_csharp_ext.x64.so": "../../../libs/opt/libgrpc_csharp_ext.so",
-            "libgrpc_csharp_ext.x64.dylib": "../../../libs/opt/libgrpc_csharp_ext.dylib"
-          }
-        }
-      }
-    }
-  },
-
-  "dependencies": {
-    "Grpc.IntegrationTesting": {
-      "target": "project"
-    }
-  },
-  "frameworks": {
-    "net45": { },
-    "netcoreapp1.0": {
-      "imports": [
-        "portable-net45"
-      ],
-      "dependencies": {
-        "Microsoft.NETCore.App": {
-          "type": "platform",
-          "version": "1.0.0"
-        }
-      }
-    }
-  }
-}
diff --git a/src/csharp/Grpc.IntegrationTesting.QpsWorker/Grpc.IntegrationTesting.QpsWorker.csproj b/src/csharp/Grpc.IntegrationTesting.QpsWorker/Grpc.IntegrationTesting.QpsWorker.csproj
old mode 100644
new mode 100755
index 3b9587e..4377202
--- a/src/csharp/Grpc.IntegrationTesting.QpsWorker/Grpc.IntegrationTesting.QpsWorker.csproj
+++ b/src/csharp/Grpc.IntegrationTesting.QpsWorker/Grpc.IntegrationTesting.QpsWorker.csproj
@@ -1,54 +1,29 @@
-<?xml version="1.0" encoding="utf-8"?>
-<Project DefaultTargets="Build" ToolsVersion="4.0" xmlns="http://schemas.microsoft.com/developer/msbuild/2003">
+<Project Sdk="Microsoft.NET.Sdk">
+
+  <Import Project="..\Grpc.Core\Version.csproj.include" />
+  <Import Project="..\Grpc.Core\Common.csproj.include" />
+
   <PropertyGroup>
-    <Configuration Condition=" '$(Configuration)' == '' ">Debug</Configuration>
-    <Platform Condition=" '$(Platform)' == '' ">AnyCPU</Platform>
-    <ProjectGuid>{B82B7DFE-7F7B-40EF-B3D6-064FF2B01294}</ProjectGuid>
-    <OutputType>Exe</OutputType>
-    <RootNamespace>Grpc.IntegrationTesting.QpsWorker</RootNamespace>
+    <TargetFrameworks>net45;netcoreapp1.0</TargetFrameworks>
     <AssemblyName>Grpc.IntegrationTesting.QpsWorker</AssemblyName>
-    <TargetFrameworkVersion>v4.5</TargetFrameworkVersion>
+    <OutputType>Exe</OutputType>
+    <PackageId>Grpc.IntegrationTesting.QpsWorker</PackageId>
+    <ServerGarbageCollection>true</ServerGarbageCollection>
+    <PackageTargetFallback Condition=" '$(TargetFramework)' == 'netcoreapp1.0' ">$(PackageTargetFallback);portable-net45</PackageTargetFallback>
+    <RuntimeFrameworkVersion Condition=" '$(TargetFramework)' == 'netcoreapp1.0' ">1.0.4</RuntimeFrameworkVersion>
   </PropertyGroup>
-  <PropertyGroup Condition=" '$(Configuration)|$(Platform)' == 'Debug|AnyCPU' ">
-    <DebugSymbols>true</DebugSymbols>
-    <DebugType>full</DebugType>
-    <Optimize>false</Optimize>
-    <OutputPath>bin\Debug</OutputPath>
-    <DefineConstants>DEBUG;</DefineConstants>
-    <ErrorReport>prompt</ErrorReport>
-    <WarningLevel>4</WarningLevel>
-    <PlatformTarget>AnyCPU</PlatformTarget>
-  </PropertyGroup>
-  <PropertyGroup Condition=" '$(Configuration)|$(Platform)' == 'Release|AnyCPU' ">
-    <DebugType>pdbonly</DebugType>
-    <Optimize>true</Optimize>
-    <OutputPath>bin\Release</OutputPath>
-    <ErrorReport>prompt</ErrorReport>
-    <WarningLevel>4</WarningLevel>
-    <PlatformTarget>AnyCPU</PlatformTarget>
-  </PropertyGroup>
+
   <ItemGroup>
+    <ProjectReference Include="../Grpc.IntegrationTesting/Grpc.IntegrationTesting.csproj" />
+  </ItemGroup>
+
+  <ItemGroup Condition=" '$(TargetFramework)' == 'net45' ">
     <Reference Include="System" />
+    <Reference Include="Microsoft.CSharp" />
   </ItemGroup>
+
   <ItemGroup>
-    <Compile Include="..\Grpc.Core\Version.cs">
-      <Link>Version.cs</Link>
-    </Compile>
-    <Compile Include="Program.cs" />
-    <Compile Include="Properties\AssemblyInfo.cs" />
+    <Compile Include="..\Grpc.Core\Version.cs" />
   </ItemGroup>
-  <Import Project="$(MSBuildBinPath)\Microsoft.CSharp.targets" />
-  <ItemGroup>
-    <ProjectReference Include="..\Grpc.Core\Grpc.Core.csproj">
-      <Project>{CCC4440E-49F7-4790-B0AF-FEABB0837AE7}</Project>
-      <Name>Grpc.Core</Name>
-    </ProjectReference>
-    <ProjectReference Include="..\Grpc.IntegrationTesting\Grpc.IntegrationTesting.csproj">
-      <Project>{C61154BA-DD4A-4838-8420-0162A28925E0}</Project>
-      <Name>Grpc.IntegrationTesting</Name>
-    </ProjectReference>
-  </ItemGroup>
-  <ItemGroup>
-    <None Include="Grpc.IntegrationTesting.QpsWorker.project.json" />
-  </ItemGroup>
-</Project>
\ No newline at end of file
+
+</Project>
diff --git a/src/csharp/Grpc.IntegrationTesting.QpsWorker/Grpc.IntegrationTesting.QpsWorker.project.json b/src/csharp/Grpc.IntegrationTesting.QpsWorker/Grpc.IntegrationTesting.QpsWorker.project.json
deleted file mode 100644
index c2f5bcb..0000000
--- a/src/csharp/Grpc.IntegrationTesting.QpsWorker/Grpc.IntegrationTesting.QpsWorker.project.json
+++ /dev/null
@@ -1,8 +0,0 @@
-{
-  "frameworks": {
-    "net45": { }
-  },
-  "runtimes": {
-    "win": { }
-  }
-}
diff --git a/src/csharp/Grpc.IntegrationTesting.QpsWorker/Grpc.IntegrationTesting.QpsWorker.xproj b/src/csharp/Grpc.IntegrationTesting.QpsWorker/Grpc.IntegrationTesting.QpsWorker.xproj
deleted file mode 100644
index 15bec44..0000000
--- a/src/csharp/Grpc.IntegrationTesting.QpsWorker/Grpc.IntegrationTesting.QpsWorker.xproj
+++ /dev/null
@@ -1,18 +0,0 @@
-<?xml version="1.0" encoding="utf-8"?>
-<Project ToolsVersion="14.0.25123" DefaultTargets="Build" xmlns="http://schemas.microsoft.com/developer/msbuild/2003">
-  <PropertyGroup>
-    <VisualStudioVersion Condition="'$(VisualStudioVersion)' == ''">14.0.25123</VisualStudioVersion>
-    <VSToolsPath Condition="'$(VSToolsPath)' == ''">$(MSBuildExtensionsPath32)\Microsoft\VisualStudio\v$(VisualStudioVersion)</VSToolsPath>
-  </PropertyGroup>
-  <Import Project="$(VSToolsPath)\DNX\Microsoft.DNX.Props" Condition="'$(VSToolsPath)' != ''" />
-  <PropertyGroup Label="Globals">
-    <ProjectGuid>661b70d7-f56a-46e0-9b81-6227b591b5e7</ProjectGuid>
-    <RootNamespace>Grpc.IntegrationTesting.QpsWorker</RootNamespace>
-    <BaseIntermediateOutputPath Condition="'$(BaseIntermediateOutputPath)'=='' ">..\artifacts\obj\$(MSBuildProjectName)</BaseIntermediateOutputPath>
-    <OutputPath Condition="'$(OutputPath)'=='' ">.\bin\</OutputPath>
-  </PropertyGroup>
-  <PropertyGroup>
-    <SchemaVersion>2.0</SchemaVersion>
-  </PropertyGroup>
-  <Import Project="$(VSToolsPath)\DNX\Microsoft.DNX.targets" Condition="'$(VSToolsPath)' != ''" />
-</Project>
\ No newline at end of file
diff --git a/src/csharp/Grpc.IntegrationTesting.QpsWorker/project.json b/src/csharp/Grpc.IntegrationTesting.QpsWorker/project.json
deleted file mode 100644
index 161e602..0000000
--- a/src/csharp/Grpc.IntegrationTesting.QpsWorker/project.json
+++ /dev/null
@@ -1,74 +0,0 @@
-{
-  "buildOptions": {
-    "emitEntryPoint": true
-  },
-  "configurations": {
-    "Debug": {
-      "buildOptions": {
-        "define": [ "SIGNED" ],
-        "keyFile": "../keys/Grpc.snk",
-        "xmlDoc": true,
-        "compile": {
-          "includeFiles": [ "../Grpc.Core/Version.cs" ]
-        },
-        "copyToOutput": {
-          "mappings": {
-            "data/ca.pem": "../Grpc.IntegrationTesting/data/ca.pem",
-            "data/server1.key": "../Grpc.IntegrationTesting/data/server1.key",
-            "data/server1.pem": "../Grpc.IntegrationTesting/data/server1.pem",
-            "grpc_csharp_ext.x64.dll": "../../../cmake/build/x64/Debug/grpc_csharp_ext.dll",
-            "grpc_csharp_ext.x86.dll": "../../../cmake/build/Win32/Debug/grpc_csharp_ext.dll",
-            "libgrpc_csharp_ext.x64.so": "../../../libs/dbg/libgrpc_csharp_ext.so",
-            "libgrpc_csharp_ext.x64.dylib": "../../../libs/dbg/libgrpc_csharp_ext.dylib"
-          }
-        }
-      }
-    },
-    "Release": {
-      "buildOptions": {
-        "define": [ "SIGNED" ],
-        "keyFile": "../keys/Grpc.snk",
-        "xmlDoc": true,
-        "compile": {
-          "includeFiles": [ "../Grpc.Core/Version.cs" ]
-        },
-        "copyToOutput": {
-          "mappings": {
-            "data/ca.pem": "../Grpc.IntegrationTesting/data/ca.pem",
-            "data/server1.key": "../Grpc.IntegrationTesting/data/server1.key",
-            "data/server1.pem": "../Grpc.IntegrationTesting/data/server1.pem",
-            "grpc_csharp_ext.x64.dll": "../../../cmake/build/x64/Release/grpc_csharp_ext.dll",
-            "grpc_csharp_ext.x86.dll": "../../../cmake/build/Win32/Release/grpc_csharp_ext.dll",
-            "libgrpc_csharp_ext.x64.so": "../../../libs/opt/libgrpc_csharp_ext.so",
-            "libgrpc_csharp_ext.x64.dylib": "../../../libs/opt/libgrpc_csharp_ext.dylib"
-          }
-        }
-      }
-    }
-  },
-
-  "dependencies": {
-    "Grpc.IntegrationTesting": {
-      "target": "project"
-    }
-  },
-  "frameworks": {
-    "net45": { },
-    "netcoreapp1.0": {
-      "imports": [
-        "portable-net45"
-      ],
-      "dependencies": {
-        "Microsoft.NETCore.App": {
-          "type": "platform",
-          "version": "1.0.0"
-        }
-      }
-    }
-  },
-  "runtimeOptions": {
-    "configProperties": {
-      "System.GC.Server": true
-    }
-  }
-}
diff --git a/src/csharp/Grpc.IntegrationTesting.Server/Grpc.IntegrationTesting.Server.csproj b/src/csharp/Grpc.IntegrationTesting.Server/Grpc.IntegrationTesting.Server.csproj
old mode 100644
new mode 100755
index 80d3636..db736ba
--- a/src/csharp/Grpc.IntegrationTesting.Server/Grpc.IntegrationTesting.Server.csproj
+++ b/src/csharp/Grpc.IntegrationTesting.Server/Grpc.IntegrationTesting.Server.csproj
@@ -1,59 +1,28 @@
-<?xml version="1.0" encoding="utf-8"?>
-<Project DefaultTargets="Build" ToolsVersion="4.0" xmlns="http://schemas.microsoft.com/developer/msbuild/2003">
+<Project Sdk="Microsoft.NET.Sdk">
+
+  <Import Project="..\Grpc.Core\Version.csproj.include" />
+  <Import Project="..\Grpc.Core\Common.csproj.include" />
+
   <PropertyGroup>
-    <Configuration Condition=" '$(Configuration)' == '' ">Debug</Configuration>
-    <Platform Condition=" '$(Platform)' == '' ">AnyCPU</Platform>
-    <ProjectGuid>{A654F3B8-E859-4E6A-B30D-227527DBEF0D}</ProjectGuid>
-    <OutputType>Exe</OutputType>
-    <RootNamespace>Grpc.IntegrationTesting.Server</RootNamespace>
+    <TargetFrameworks>net45;netcoreapp1.0</TargetFrameworks>
     <AssemblyName>Grpc.IntegrationTesting.Server</AssemblyName>
-    <StartupObject>Grpc.IntegrationTesting.Server.Program</StartupObject>
-    <TargetFrameworkVersion>v4.5</TargetFrameworkVersion>
-    <NuGetPackageImportStamp>7ceb739e</NuGetPackageImportStamp>
+    <OutputType>Exe</OutputType>
+    <PackageId>Grpc.IntegrationTesting.Server</PackageId>
+    <PackageTargetFallback Condition=" '$(TargetFramework)' == 'netcoreapp1.0' ">$(PackageTargetFallback);portable-net45</PackageTargetFallback>
+    <RuntimeFrameworkVersion Condition=" '$(TargetFramework)' == 'netcoreapp1.0' ">1.0.4</RuntimeFrameworkVersion>
   </PropertyGroup>
-  <PropertyGroup Condition=" '$(Configuration)|$(Platform)' == 'Debug|AnyCPU' ">
-    <DebugSymbols>true</DebugSymbols>
-    <DebugType>full</DebugType>
-    <Optimize>false</Optimize>
-    <OutputPath>bin\Debug</OutputPath>
-    <DefineConstants>DEBUG;</DefineConstants>
-    <ErrorReport>prompt</ErrorReport>
-    <WarningLevel>4</WarningLevel>
-    <PlatformTarget>AnyCPU</PlatformTarget>
-  </PropertyGroup>
-  <PropertyGroup Condition=" '$(Configuration)|$(Platform)' == 'Release|AnyCPU' ">
-    <DebugType>pdbonly</DebugType>
-    <Optimize>true</Optimize>
-    <OutputPath>bin\Release</OutputPath>
-    <ErrorReport>prompt</ErrorReport>
-    <WarningLevel>4</WarningLevel>
-    <PlatformTarget>AnyCPU</PlatformTarget>
-  </PropertyGroup>
+
   <ItemGroup>
+    <ProjectReference Include="../Grpc.IntegrationTesting/Grpc.IntegrationTesting.csproj" />
+  </ItemGroup>
+
+  <ItemGroup Condition=" '$(TargetFramework)' == 'net45' ">
     <Reference Include="System" />
-    <Reference Include="System.Net" />
-    <Reference Include="System.Net.Http" />
-    <Reference Include="System.Net.Http.WebRequest" />
+    <Reference Include="Microsoft.CSharp" />
   </ItemGroup>
+  
   <ItemGroup>
-    <Compile Include="..\Grpc.Core\Version.cs">
-      <Link>Version.cs</Link>
-    </Compile>
-    <Compile Include="Program.cs" />
-    <Compile Include="Properties\AssemblyInfo.cs" />
+    <Compile Include="..\Grpc.Core\Version.cs" />
   </ItemGroup>
-  <Import Project="$(MSBuildBinPath)\Microsoft.CSharp.targets" />
-  <ItemGroup>
-    <ProjectReference Include="..\Grpc.IntegrationTesting\Grpc.IntegrationTesting.csproj">
-      <Project>{C61154BA-DD4A-4838-8420-0162A28925E0}</Project>
-      <Name>Grpc.IntegrationTesting</Name>
-    </ProjectReference>
-    <ProjectReference Include="..\Grpc.Core\Grpc.Core.csproj">
-      <Project>{CCC4440E-49F7-4790-B0AF-FEABB0837AE7}</Project>
-      <Name>Grpc.Core</Name>
-    </ProjectReference>
-  </ItemGroup>
-  <ItemGroup>
-    <None Include="Grpc.IntegrationTesting.Server.project.json" />
-  </ItemGroup>
-</Project>
\ No newline at end of file
+
+</Project>
diff --git a/src/csharp/Grpc.IntegrationTesting.Server/Grpc.IntegrationTesting.Server.project.json b/src/csharp/Grpc.IntegrationTesting.Server/Grpc.IntegrationTesting.Server.project.json
deleted file mode 100644
index c2f5bcb..0000000
--- a/src/csharp/Grpc.IntegrationTesting.Server/Grpc.IntegrationTesting.Server.project.json
+++ /dev/null
@@ -1,8 +0,0 @@
-{
-  "frameworks": {
-    "net45": { }
-  },
-  "runtimes": {
-    "win": { }
-  }
-}
diff --git a/src/csharp/Grpc.IntegrationTesting.Server/Grpc.IntegrationTesting.Server.xproj b/src/csharp/Grpc.IntegrationTesting.Server/Grpc.IntegrationTesting.Server.xproj
deleted file mode 100644
index 689eb0b..0000000
--- a/src/csharp/Grpc.IntegrationTesting.Server/Grpc.IntegrationTesting.Server.xproj
+++ /dev/null
@@ -1,18 +0,0 @@
-<?xml version="1.0" encoding="utf-8"?>
-<Project ToolsVersion="14.0.25123" DefaultTargets="Build" xmlns="http://schemas.microsoft.com/developer/msbuild/2003">
-  <PropertyGroup>
-    <VisualStudioVersion Condition="'$(VisualStudioVersion)' == ''">14.0.25123</VisualStudioVersion>
-    <VSToolsPath Condition="'$(VSToolsPath)' == ''">$(MSBuildExtensionsPath32)\Microsoft\VisualStudio\v$(VisualStudioVersion)</VSToolsPath>
-  </PropertyGroup>
-  <Import Project="$(VSToolsPath)\DNX\Microsoft.DNX.Props" Condition="'$(VSToolsPath)' != ''" />
-  <PropertyGroup Label="Globals">
-    <ProjectGuid>881f7ad1-a84e-47a2-9402-115c63c4031e</ProjectGuid>
-    <RootNamespace>Grpc.IntegrationTesting.Server</RootNamespace>
-    <BaseIntermediateOutputPath Condition="'$(BaseIntermediateOutputPath)'=='' ">..\artifacts\obj\$(MSBuildProjectName)</BaseIntermediateOutputPath>
-    <OutputPath Condition="'$(OutputPath)'=='' ">.\bin\</OutputPath>
-  </PropertyGroup>
-  <PropertyGroup>
-    <SchemaVersion>2.0</SchemaVersion>
-  </PropertyGroup>
-  <Import Project="$(VSToolsPath)\DNX\Microsoft.DNX.targets" Condition="'$(VSToolsPath)' != ''" />
-</Project>
\ No newline at end of file
diff --git a/src/csharp/Grpc.IntegrationTesting.Server/project.json b/src/csharp/Grpc.IntegrationTesting.Server/project.json
deleted file mode 100644
index f905281..0000000
--- a/src/csharp/Grpc.IntegrationTesting.Server/project.json
+++ /dev/null
@@ -1,69 +0,0 @@
-{
-  "buildOptions": {
-    "emitEntryPoint": true
-  },
-  "configurations": {
-    "Debug": {
-      "buildOptions": {
-        "define": [ "SIGNED" ],
-        "keyFile": "../keys/Grpc.snk",
-        "xmlDoc": true,
-        "compile": {
-          "includeFiles": [ "../Grpc.Core/Version.cs" ]
-        },
-        "copyToOutput": {
-          "mappings": {
-            "data/ca.pem": "../Grpc.IntegrationTesting/data/ca.pem",
-            "data/server1.key": "../Grpc.IntegrationTesting/data/server1.key",
-            "data/server1.pem": "../Grpc.IntegrationTesting/data/server1.pem",
-            "grpc_csharp_ext.x64.dll": "../../../cmake/build/x64/Debug/grpc_csharp_ext.dll",
-            "grpc_csharp_ext.x86.dll": "../../../cmake/build/Win32/Debug/grpc_csharp_ext.dll",
-            "libgrpc_csharp_ext.x64.so": "../../../libs/dbg/libgrpc_csharp_ext.so",
-            "libgrpc_csharp_ext.x64.dylib": "../../../libs/dbg/libgrpc_csharp_ext.dylib"
-          }
-        }
-      }
-    },
-    "Release": {
-      "buildOptions": {
-        "define": [ "SIGNED" ],
-        "keyFile": "../keys/Grpc.snk",
-        "xmlDoc": true,
-        "compile": {
-          "includeFiles": [ "../Grpc.Core/Version.cs" ]
-        },
-        "copyToOutput": {
-          "mappings": {
-            "data/ca.pem": "../Grpc.IntegrationTesting/data/ca.pem",
-            "data/server1.key": "../Grpc.IntegrationTesting/data/server1.key",
-            "data/server1.pem": "../Grpc.IntegrationTesting/data/server1.pem",
-            "grpc_csharp_ext.x64.dll": "../../../cmake/build/x64/Release/grpc_csharp_ext.dll",
-            "grpc_csharp_ext.x86.dll": "../../../cmake/build/Win32/Release/grpc_csharp_ext.dll",
-            "libgrpc_csharp_ext.x64.so": "../../../libs/opt/libgrpc_csharp_ext.so",
-            "libgrpc_csharp_ext.x64.dylib": "../../../libs/opt/libgrpc_csharp_ext.dylib"
-          }
-        }
-      }
-    }
-  },
-
-  "dependencies": {
-    "Grpc.IntegrationTesting": {
-      "target": "project"
-    }
-  },
-  "frameworks": {
-    "net45": { },
-    "netcoreapp1.0": {
-      "imports": [
-        "portable-net45"
-      ],
-      "dependencies": {
-        "Microsoft.NETCore.App": {
-          "type": "platform",
-          "version": "1.0.0"
-        }
-      }
-    }
-  }
-}
diff --git a/src/csharp/Grpc.IntegrationTesting.StressClient/Grpc.IntegrationTesting.StressClient.csproj b/src/csharp/Grpc.IntegrationTesting.StressClient/Grpc.IntegrationTesting.StressClient.csproj
old mode 100644
new mode 100755
index 0f28340..fe4e0da
--- a/src/csharp/Grpc.IntegrationTesting.StressClient/Grpc.IntegrationTesting.StressClient.csproj
+++ b/src/csharp/Grpc.IntegrationTesting.StressClient/Grpc.IntegrationTesting.StressClient.csproj
@@ -1,54 +1,28 @@
-<?xml version="1.0" encoding="utf-8"?>
-<Project DefaultTargets="Build" ToolsVersion="4.0" xmlns="http://schemas.microsoft.com/developer/msbuild/2003">
+<Project Sdk="Microsoft.NET.Sdk">
+
+  <Import Project="..\Grpc.Core\Version.csproj.include" />
+  <Import Project="..\Grpc.Core\Common.csproj.include" />
+
   <PropertyGroup>
-    <Configuration Condition=" '$(Configuration)' == '' ">Debug</Configuration>
-    <Platform Condition=" '$(Platform)' == '' ">AnyCPU</Platform>
-    <ProjectGuid>{ADEBA147-80AE-4710-82E9-5B7F93690266}</ProjectGuid>
-    <OutputType>Exe</OutputType>
-    <RootNamespace>Grpc.IntegrationTesting.StressClient</RootNamespace>
+    <TargetFrameworks>net45;netcoreapp1.0</TargetFrameworks>
     <AssemblyName>Grpc.IntegrationTesting.StressClient</AssemblyName>
-    <TargetFrameworkVersion>v4.5</TargetFrameworkVersion>
+    <OutputType>Exe</OutputType>
+    <PackageId>Grpc.IntegrationTesting.StressClient</PackageId>
+    <PackageTargetFallback Condition=" '$(TargetFramework)' == 'netcoreapp1.0' ">$(PackageTargetFallback);portable-net45</PackageTargetFallback>
+    <RuntimeFrameworkVersion Condition=" '$(TargetFramework)' == 'netcoreapp1.0' ">1.0.4</RuntimeFrameworkVersion>
   </PropertyGroup>
-  <PropertyGroup Condition=" '$(Configuration)|$(Platform)' == 'Debug|AnyCPU' ">
-    <DebugSymbols>true</DebugSymbols>
-    <DebugType>full</DebugType>
-    <Optimize>false</Optimize>
-    <OutputPath>bin\Debug</OutputPath>
-    <DefineConstants>DEBUG;</DefineConstants>
-    <ErrorReport>prompt</ErrorReport>
-    <WarningLevel>4</WarningLevel>
-    <PlatformTarget>AnyCPU</PlatformTarget>
-  </PropertyGroup>
-  <PropertyGroup Condition=" '$(Configuration)|$(Platform)' == 'Release|AnyCPU' ">
-    <DebugType>pdbonly</DebugType>
-    <Optimize>true</Optimize>
-    <OutputPath>bin\Release</OutputPath>
-    <ErrorReport>prompt</ErrorReport>
-    <WarningLevel>4</WarningLevel>
-    <PlatformTarget>AnyCPU</PlatformTarget>
-  </PropertyGroup>
+
   <ItemGroup>
+    <ProjectReference Include="../Grpc.IntegrationTesting/Grpc.IntegrationTesting.csproj" />
+  </ItemGroup>
+
+  <ItemGroup Condition=" '$(TargetFramework)' == 'net45' ">
     <Reference Include="System" />
+    <Reference Include="Microsoft.CSharp" />
   </ItemGroup>
+
   <ItemGroup>
-    <Compile Include="..\Grpc.Core\Version.cs">
-      <Link>Version.cs</Link>
-    </Compile>
-    <Compile Include="Program.cs" />
-    <Compile Include="Properties\AssemblyInfo.cs" />
+    <Compile Include="..\Grpc.Core\Version.cs" />
   </ItemGroup>
-  <Import Project="$(MSBuildBinPath)\Microsoft.CSharp.targets" />
-  <ItemGroup>
-    <ProjectReference Include="..\Grpc.Core\Grpc.Core.csproj">
-      <Project>{CCC4440E-49F7-4790-B0AF-FEABB0837AE7}</Project>
-      <Name>Grpc.Core</Name>
-    </ProjectReference>
-    <ProjectReference Include="..\Grpc.IntegrationTesting\Grpc.IntegrationTesting.csproj">
-      <Project>{C61154BA-DD4A-4838-8420-0162A28925E0}</Project>
-      <Name>Grpc.IntegrationTesting</Name>
-    </ProjectReference>
-  </ItemGroup>
-  <ItemGroup>
-    <None Include="Grpc.IntegrationTesting.StressClient.project.json" />
-  </ItemGroup>
-</Project>
\ No newline at end of file
+
+</Project>
diff --git a/src/csharp/Grpc.IntegrationTesting.StressClient/Grpc.IntegrationTesting.StressClient.project.json b/src/csharp/Grpc.IntegrationTesting.StressClient/Grpc.IntegrationTesting.StressClient.project.json
deleted file mode 100644
index c2f5bcb..0000000
--- a/src/csharp/Grpc.IntegrationTesting.StressClient/Grpc.IntegrationTesting.StressClient.project.json
+++ /dev/null
@@ -1,8 +0,0 @@
-{
-  "frameworks": {
-    "net45": { }
-  },
-  "runtimes": {
-    "win": { }
-  }
-}
diff --git a/src/csharp/Grpc.IntegrationTesting.StressClient/Grpc.IntegrationTesting.StressClient.xproj b/src/csharp/Grpc.IntegrationTesting.StressClient/Grpc.IntegrationTesting.StressClient.xproj
deleted file mode 100644
index 2f4fdcb..0000000
--- a/src/csharp/Grpc.IntegrationTesting.StressClient/Grpc.IntegrationTesting.StressClient.xproj
+++ /dev/null
@@ -1,19 +0,0 @@
-<?xml version="1.0" encoding="utf-8"?>
-<Project ToolsVersion="14.0.25123" DefaultTargets="Build" xmlns="http://schemas.microsoft.com/developer/msbuild/2003">
-  <PropertyGroup>
-    <VisualStudioVersion Condition="'$(VisualStudioVersion)' == ''">14.0.25123</VisualStudioVersion>
-    <VSToolsPath Condition="'$(VSToolsPath)' == ''">$(MSBuildExtensionsPath32)\Microsoft\VisualStudio\v$(VisualStudioVersion)</VSToolsPath>
-  </PropertyGroup>
-  <Import Project="$(VSToolsPath)\DotNet\Microsoft.DotNet.Props" Condition="'$(VSToolsPath)' != ''" />
-  <PropertyGroup Label="Globals">
-    <ProjectGuid>0ebc910b-8867-4d3e-8686-91f34183d839</ProjectGuid>
-    <RootNamespace>Grpc.IntegrationTesting.StressClient</RootNamespace>
-    <BaseIntermediateOutputPath Condition="'$(BaseIntermediateOutputPath)'=='' ">.\obj</BaseIntermediateOutputPath>
-    <OutputPath Condition="'$(OutputPath)'=='' ">.\bin\</OutputPath>
-  </PropertyGroup>
-
-  <PropertyGroup>
-    <SchemaVersion>2.0</SchemaVersion>
-  </PropertyGroup>
-  <Import Project="$(VSToolsPath)\DotNet\Microsoft.DotNet.targets" Condition="'$(VSToolsPath)' != ''" />
-</Project>
\ No newline at end of file
diff --git a/src/csharp/Grpc.IntegrationTesting.StressClient/project.json b/src/csharp/Grpc.IntegrationTesting.StressClient/project.json
deleted file mode 100644
index f905281..0000000
--- a/src/csharp/Grpc.IntegrationTesting.StressClient/project.json
+++ /dev/null
@@ -1,69 +0,0 @@
-{
-  "buildOptions": {
-    "emitEntryPoint": true
-  },
-  "configurations": {
-    "Debug": {
-      "buildOptions": {
-        "define": [ "SIGNED" ],
-        "keyFile": "../keys/Grpc.snk",
-        "xmlDoc": true,
-        "compile": {
-          "includeFiles": [ "../Grpc.Core/Version.cs" ]
-        },
-        "copyToOutput": {
-          "mappings": {
-            "data/ca.pem": "../Grpc.IntegrationTesting/data/ca.pem",
-            "data/server1.key": "../Grpc.IntegrationTesting/data/server1.key",
-            "data/server1.pem": "../Grpc.IntegrationTesting/data/server1.pem",
-            "grpc_csharp_ext.x64.dll": "../../../cmake/build/x64/Debug/grpc_csharp_ext.dll",
-            "grpc_csharp_ext.x86.dll": "../../../cmake/build/Win32/Debug/grpc_csharp_ext.dll",
-            "libgrpc_csharp_ext.x64.so": "../../../libs/dbg/libgrpc_csharp_ext.so",
-            "libgrpc_csharp_ext.x64.dylib": "../../../libs/dbg/libgrpc_csharp_ext.dylib"
-          }
-        }
-      }
-    },
-    "Release": {
-      "buildOptions": {
-        "define": [ "SIGNED" ],
-        "keyFile": "../keys/Grpc.snk",
-        "xmlDoc": true,
-        "compile": {
-          "includeFiles": [ "../Grpc.Core/Version.cs" ]
-        },
-        "copyToOutput": {
-          "mappings": {
-            "data/ca.pem": "../Grpc.IntegrationTesting/data/ca.pem",
-            "data/server1.key": "../Grpc.IntegrationTesting/data/server1.key",
-            "data/server1.pem": "../Grpc.IntegrationTesting/data/server1.pem",
-            "grpc_csharp_ext.x64.dll": "../../../cmake/build/x64/Release/grpc_csharp_ext.dll",
-            "grpc_csharp_ext.x86.dll": "../../../cmake/build/Win32/Release/grpc_csharp_ext.dll",
-            "libgrpc_csharp_ext.x64.so": "../../../libs/opt/libgrpc_csharp_ext.so",
-            "libgrpc_csharp_ext.x64.dylib": "../../../libs/opt/libgrpc_csharp_ext.dylib"
-          }
-        }
-      }
-    }
-  },
-
-  "dependencies": {
-    "Grpc.IntegrationTesting": {
-      "target": "project"
-    }
-  },
-  "frameworks": {
-    "net45": { },
-    "netcoreapp1.0": {
-      "imports": [
-        "portable-net45"
-      ],
-      "dependencies": {
-        "Microsoft.NETCore.App": {
-          "type": "platform",
-          "version": "1.0.0"
-        }
-      }
-    }
-  }
-}
diff --git a/src/csharp/Grpc.IntegrationTesting/Grpc.IntegrationTesting.csproj b/src/csharp/Grpc.IntegrationTesting/Grpc.IntegrationTesting.csproj
old mode 100644
new mode 100755
index 38b9a5d..6f2f06a
--- a/src/csharp/Grpc.IntegrationTesting/Grpc.IntegrationTesting.csproj
+++ b/src/csharp/Grpc.IntegrationTesting/Grpc.IntegrationTesting.csproj
@@ -1,152 +1,56 @@
-<?xml version="1.0" encoding="utf-8"?>
-<Project DefaultTargets="Build" ToolsVersion="4.0" xmlns="http://schemas.microsoft.com/developer/msbuild/2003">
+<Project Sdk="Microsoft.NET.Sdk">
+
+  <Import Project="..\Grpc.Core\Version.csproj.include" />
+  <Import Project="..\Grpc.Core\Common.csproj.include" />
+
   <PropertyGroup>
-    <Configuration Condition=" '$(Configuration)' == '' ">Debug</Configuration>
-    <Platform Condition=" '$(Platform)' == '' ">AnyCPU</Platform>
-    <ProjectGuid>{C61154BA-DD4A-4838-8420-0162A28925E0}</ProjectGuid>
-    <OutputType>Exe</OutputType>
-    <RootNamespace>Grpc.IntegrationTesting</RootNamespace>
+    <TargetFrameworks>net45;netcoreapp1.0</TargetFrameworks>
     <AssemblyName>Grpc.IntegrationTesting</AssemblyName>
-    <TargetFrameworkVersion>v4.5</TargetFrameworkVersion>
-    <NuGetPackageImportStamp>3a1c655d</NuGetPackageImportStamp>
+    <OutputType>Exe</OutputType>
+    <PackageId>Grpc.IntegrationTesting</PackageId>
+    <PackageTargetFallback Condition=" '$(TargetFramework)' == 'netcoreapp1.0' ">$(PackageTargetFallback);portable-net45</PackageTargetFallback>
+    <RuntimeFrameworkVersion Condition=" '$(TargetFramework)' == 'netcoreapp1.0' ">1.0.4</RuntimeFrameworkVersion>
   </PropertyGroup>
-  <PropertyGroup Condition=" '$(Configuration)|$(Platform)' == 'Debug|AnyCPU' ">
-    <DebugSymbols>true</DebugSymbols>
-    <DebugType>full</DebugType>
-    <Optimize>false</Optimize>
-    <OutputPath>bin\Debug</OutputPath>
-    <DefineConstants>DEBUG;</DefineConstants>
-    <ErrorReport>prompt</ErrorReport>
-    <WarningLevel>4</WarningLevel>
-    <PlatformTarget>AnyCPU</PlatformTarget>
-  </PropertyGroup>
-  <PropertyGroup Condition=" '$(Configuration)|$(Platform)' == 'Release|AnyCPU' ">
-    <DebugType>pdbonly</DebugType>
-    <Optimize>true</Optimize>
-    <OutputPath>bin\Release</OutputPath>
-    <ErrorReport>prompt</ErrorReport>
-    <WarningLevel>4</WarningLevel>
-    <PlatformTarget>AnyCPU</PlatformTarget>
-  </PropertyGroup>
+
   <ItemGroup>
+    <ProjectReference Include="../Grpc.Auth/Grpc.Auth.csproj" />
+    <ProjectReference Include="../Grpc.Core/Grpc.Core.csproj" />
+  </ItemGroup>
+
+  <ItemGroup>
+    <PackageReference Include="Google.Protobuf" Version="$(GoogleProtobufVersion)" />
+    <PackageReference Include="CommandLineParser" Version="2.1.1-beta" />
+    <PackageReference Include="Moq" Version="4.7.0" />
+    <PackageReference Include="NUnit" Version="3.6.0" />
+    <PackageReference Include="NUnitLite" Version="3.6.0" />
+  </ItemGroup>
+
+  <ItemGroup Condition=" '$(TargetFramework)' == 'net45' ">
     <Reference Include="System" />
-    <Reference Include="System.Net" />
-    <Reference Include="System.Net.Http" />
-    <Reference Include="System.Net.Http.WebRequest" />
-    <Reference Include="Zlib.Portable">
-      <HintPath>..\packages\Zlib.Portable.Signed.1.11.0\lib\portable-net4+sl5+wp8+win8+wpa81+MonoTouch+MonoAndroid\Zlib.Portable.dll</HintPath>
-    </Reference>
-    <Reference Include="System.Interactive.Async">
-      <HintPath>..\packages\System.Interactive.Async.3.1.1\lib\net45\System.Interactive.Async.dll</HintPath>
-    </Reference>
-    <Reference Include="Google.Apis.Core">
-      <HintPath>..\packages\Google.Apis.Core.1.21.0\lib\net45\Google.Apis.Core.dll</HintPath>
-    </Reference>
-    <Reference Include="Google.Apis">
-      <HintPath>..\packages\Google.Apis.1.21.0\lib\net45\Google.Apis.dll</HintPath>
-    </Reference>
-    <Reference Include="Google.Apis.PlatformServices">
-      <HintPath>..\packages\Google.Apis.1.21.0\lib\net45\Google.Apis.PlatformServices.dll</HintPath>
-    </Reference>
-    <Reference Include="Google.Apis.Auth">
-      <HintPath>..\packages\Google.Apis.Auth.1.21.0\lib\net45\Google.Apis.Auth.dll</HintPath>
-    </Reference>
-    <Reference Include="Google.Apis.Auth.PlatformServices">
-      <HintPath>..\packages\Google.Apis.Auth.1.21.0\lib\net45\Google.Apis.Auth.PlatformServices.dll</HintPath>
-    </Reference>
-    <Reference Include="Google.Protobuf">
-      <HintPath>..\packages\Google.Protobuf.3.2.0\lib\net45\Google.Protobuf.dll</HintPath>
-    </Reference>
-    <Reference Include="nunit.framework">
-      <HintPath>..\packages\NUnit.3.6.0\lib\net45\nunit.framework.dll</HintPath>
-    </Reference>
-    <Reference Include="nunitlite">
-      <HintPath>..\packages\NUnitLite.3.6.0\lib\net45\nunitlite.dll</HintPath>
-    </Reference>
-    <Reference Include="Newtonsoft.Json">
-      <HintPath>..\packages\Newtonsoft.Json.9.0.1\lib\net45\Newtonsoft.Json.dll</HintPath>
-    </Reference>
-    <Reference Include="Castle.Core">
-      <HintPath>..\packages\Castle.Core.4.0.0\lib\net45\Castle.Core.dll</HintPath>
-    </Reference>
-    <Reference Include="Moq">
-      <HintPath>..\packages\Moq.4.7.0\lib\net45\Moq.dll</HintPath>
-    </Reference>
-    <Reference Include="CommandLine">
-      <HintPath>..\packages\CommandLineParser.2.1.1-beta\lib\net45\CommandLine.dll</HintPath>
-    </Reference>
+    <Reference Include="Microsoft.CSharp" />
   </ItemGroup>
+
+  <ItemGroup Condition=" '$(TargetFramework)' == 'netcoreapp1.0' ">
+    <PackageReference Include="System.Linq.Expressions" Version="4.1.1" />
+  </ItemGroup>
+
   <ItemGroup>
-    <Compile Include="..\Grpc.Core\Version.cs">
-      <Link>Version.cs</Link>
-    </Compile>
-    <Compile Include="Properties\AssemblyInfo.cs" />
-    <Compile Include="Empty.cs" />
-    <Compile Include="Messages.cs" />
-    <Compile Include="InteropClientServerTest.cs" />
-    <Compile Include="MetadataCredentialsTest.cs" />
-    <Compile Include="TestServiceImpl.cs" />
-    <Compile Include="InteropServer.cs" />
-    <Compile Include="InteropClient.cs" />
-    <Compile Include="TestCredentials.cs" />
-    <Compile Include="TestGrpc.cs" />
-    <Compile Include="SslCredentialsTest.cs" />
-    <Compile Include="Test.cs" />
-    <Compile Include="IClientRunner.cs" />
-    <Compile Include="ClientRunners.cs" />
-    <Compile Include="IServerRunner.cs" />
-    <Compile Include="ServerRunners.cs" />
-    <Compile Include="RunnerClientServerTest.cs" />
-    <Compile Include="Control.cs" />
-    <Compile Include="Payloads.cs" />
-    <Compile Include="Services.cs" />
-    <Compile Include="ServicesGrpc.cs" />
-    <Compile Include="Stats.cs" />
-    <Compile Include="BenchmarkServiceImpl.cs" />
-    <Compile Include="Histogram.cs" />
-    <Compile Include="HistogramTest.cs" />
-    <Compile Include="WorkerServiceImpl.cs" />
-    <Compile Include="QpsWorker.cs" />
-    <Compile Include="WallClockStopwatch.cs" />
-    <Compile Include="GenericService.cs" />
-    <Compile Include="GeneratedServiceBaseTest.cs" />
-    <Compile Include="GeneratedClientTest.cs" />
-    <Compile Include="InterarrivalTimers.cs" />
-    <Compile Include="NUnitMain.cs" />
-    <Compile Include="StressTestClient.cs" />
-    <Compile Include="Metrics.cs" />
-    <Compile Include="MetricsGrpc.cs" />
+    <Compile Include="..\Grpc.Core\Version.cs" />
   </ItemGroup>
-  <Import Project="$(MSBuildBinPath)\Microsoft.CSharp.targets" />
+
   <ItemGroup>
-    <ProjectReference Include="..\Grpc.Core\Grpc.Core.csproj">
-      <Project>{CCC4440E-49F7-4790-B0AF-FEABB0837AE7}</Project>
-      <Name>Grpc.Core</Name>
-    </ProjectReference>
-    <ProjectReference Include="..\Grpc.Auth\Grpc.Auth.csproj">
-      <Project>{AE21D0EE-9A2C-4C15-AB7F-5224EED5B0EA}</Project>
-      <Name>Grpc.Auth</Name>
-    </ProjectReference>
+    <Content Include="data\server1.pem">
+      <CopyToOutputDirectory>PreserveNewest</CopyToOutputDirectory>
+      <Pack>false</Pack>
+    </Content>
+    <Content Include="data\server1.key">
+      <CopyToOutputDirectory>PreserveNewest</CopyToOutputDirectory>
+      <Pack>false</Pack>
+    </Content>
+    <Content Include="data\ca.pem">
+      <CopyToOutputDirectory>PreserveNewest</CopyToOutputDirectory>
+      <Pack>false</Pack>
+    </Content>
   </ItemGroup>
-  <ItemGroup>
-    <None Include="Grpc.IntegrationTesting.project.json" />
-    <None Include="packages.config">
-      <SubType>Designer</SubType>
-    </None>
-    <None Include="data\README">
-      <CopyToOutputDirectory>PreserveNewest</CopyToOutputDirectory>
-    </None>
-    <None Include="data\ca.pem">
-      <CopyToOutputDirectory>PreserveNewest</CopyToOutputDirectory>
-    </None>
-    <None Include="data\server1.key">
-      <CopyToOutputDirectory>PreserveNewest</CopyToOutputDirectory>
-    </None>
-    <None Include="data\server1.pem">
-      <CopyToOutputDirectory>PreserveNewest</CopyToOutputDirectory>
-    </None>
-  </ItemGroup>
-  <ItemGroup>
-    <Service Include="{82A7F48D-3B50-4B1E-B82E-3ADA8210C358}" />
-  </ItemGroup>
+
 </Project>
diff --git a/src/csharp/Grpc.IntegrationTesting/Grpc.IntegrationTesting.project.json b/src/csharp/Grpc.IntegrationTesting/Grpc.IntegrationTesting.project.json
deleted file mode 100644
index c2f5bcb..0000000
--- a/src/csharp/Grpc.IntegrationTesting/Grpc.IntegrationTesting.project.json
+++ /dev/null
@@ -1,8 +0,0 @@
-{
-  "frameworks": {
-    "net45": { }
-  },
-  "runtimes": {
-    "win": { }
-  }
-}
diff --git a/src/csharp/Grpc.IntegrationTesting/Grpc.IntegrationTesting.xproj b/src/csharp/Grpc.IntegrationTesting/Grpc.IntegrationTesting.xproj
deleted file mode 100644
index 357300e..0000000
--- a/src/csharp/Grpc.IntegrationTesting/Grpc.IntegrationTesting.xproj
+++ /dev/null
@@ -1,18 +0,0 @@
-<?xml version="1.0" encoding="utf-8"?>
-<Project ToolsVersion="14.0.25123" DefaultTargets="Build" xmlns="http://schemas.microsoft.com/developer/msbuild/2003">
-  <PropertyGroup>
-    <VisualStudioVersion Condition="'$(VisualStudioVersion)' == ''">14.0.25123</VisualStudioVersion>
-    <VSToolsPath Condition="'$(VSToolsPath)' == ''">$(MSBuildExtensionsPath32)\Microsoft\VisualStudio\v$(VisualStudioVersion)</VSToolsPath>
-  </PropertyGroup>
-  <Import Project="$(VSToolsPath)\DNX\Microsoft.DNX.Props" Condition="'$(VSToolsPath)' != ''" />
-  <PropertyGroup Label="Globals">
-    <ProjectGuid>20354386-3e71-4046-a269-3bc2a06f3ec8</ProjectGuid>
-    <RootNamespace>Grpc.IntegrationTesting</RootNamespace>
-    <BaseIntermediateOutputPath Condition="'$(BaseIntermediateOutputPath)'=='' ">..\artifacts\obj\$(MSBuildProjectName)</BaseIntermediateOutputPath>
-    <OutputPath Condition="'$(OutputPath)'=='' ">.\bin\</OutputPath>
-  </PropertyGroup>
-  <PropertyGroup>
-    <SchemaVersion>2.0</SchemaVersion>
-  </PropertyGroup>
-  <Import Project="$(VSToolsPath)\DNX\Microsoft.DNX.targets" Condition="'$(VSToolsPath)' != ''" />
-</Project>
\ No newline at end of file
diff --git a/src/csharp/Grpc.IntegrationTesting/packages.config b/src/csharp/Grpc.IntegrationTesting/packages.config
deleted file mode 100644
index 030f9d9..0000000
--- a/src/csharp/Grpc.IntegrationTesting/packages.config
+++ /dev/null
@@ -1,15 +0,0 @@
-<?xml version="1.0" encoding="utf-8"?>
-<packages>
-  <package id="Castle.Core" version="4.0.0" targetFramework="net45" />
-  <package id="CommandLineParser" version="2.1.1-beta" targetFramework="net45" />
-  <package id="Google.Apis" version="1.21.0" targetFramework="net45" />
-  <package id="Google.Apis.Auth" version="1.21.0" targetFramework="net45" />
-  <package id="Google.Apis.Core" version="1.21.0" targetFramework="net45" />
-  <package id="Google.Protobuf" version="3.2.0" targetFramework="net45" />
-  <package id="Moq" version="4.7.0" targetFramework="net45" />
-  <package id="Newtonsoft.Json" version="9.0.1" targetFramework="net45" />
-  <package id="NUnit" version="3.6.0" targetFramework="net45" />
-  <package id="NUnitLite" version="3.6.0" targetFramework="net45" />
-  <package id="System.Interactive.Async" version="3.1.1" targetFramework="net45" />
-  <package id="Zlib.Portable.Signed" version="1.11.0" targetFramework="net45" />
-</packages>
\ No newline at end of file
diff --git a/src/csharp/Grpc.IntegrationTesting/project.json b/src/csharp/Grpc.IntegrationTesting/project.json
deleted file mode 100644
index 40fc566..0000000
--- a/src/csharp/Grpc.IntegrationTesting/project.json
+++ /dev/null
@@ -1,80 +0,0 @@
-{
-  "buildOptions": {
-    "emitEntryPoint": true
-  },
-  "configurations": {
-    "Debug": {
-      "buildOptions": {
-        "define": [ "SIGNED" ],
-        "keyFile": "../keys/Grpc.snk",
-        "xmlDoc": true,
-        "compile": {
-          "includeFiles": [ "../Grpc.Core/Version.cs" ]
-        },
-        "copyToOutput": {
-          "mappings": {
-            "data/ca.pem": "../Grpc.IntegrationTesting/data/ca.pem",
-            "data/server1.key": "../Grpc.IntegrationTesting/data/server1.key",
-            "data/server1.pem": "../Grpc.IntegrationTesting/data/server1.pem",
-            "grpc_csharp_ext.x64.dll": "../../../cmake/build/x64/Debug/grpc_csharp_ext.dll",
-            "grpc_csharp_ext.x86.dll": "../../../cmake/build/Win32/Debug/grpc_csharp_ext.dll",
-            "libgrpc_csharp_ext.x64.so": "../../../libs/dbg/libgrpc_csharp_ext.so",
-            "libgrpc_csharp_ext.x64.dylib": "../../../libs/dbg/libgrpc_csharp_ext.dylib"
-          }
-        }
-      }
-    },
-    "Release": {
-      "buildOptions": {
-        "define": [ "SIGNED" ],
-        "keyFile": "../keys/Grpc.snk",
-        "xmlDoc": true,
-        "compile": {
-          "includeFiles": [ "../Grpc.Core/Version.cs" ]
-        },
-        "copyToOutput": {
-          "mappings": {
-            "data/ca.pem": "../Grpc.IntegrationTesting/data/ca.pem",
-            "data/server1.key": "../Grpc.IntegrationTesting/data/server1.key",
-            "data/server1.pem": "../Grpc.IntegrationTesting/data/server1.pem",
-            "grpc_csharp_ext.x64.dll": "../../../cmake/build/x64/Release/grpc_csharp_ext.dll",
-            "grpc_csharp_ext.x86.dll": "../../../cmake/build/Win32/Release/grpc_csharp_ext.dll",
-            "libgrpc_csharp_ext.x64.so": "../../../libs/opt/libgrpc_csharp_ext.so",
-            "libgrpc_csharp_ext.x64.dylib": "../../../libs/opt/libgrpc_csharp_ext.dylib"
-          }
-        }
-      }
-    }
-  },
-
-  "dependencies": {
-    "Grpc.Auth": {
-      "target": "project"
-    },
-    "Grpc.Core": {
-      "target": "project"
-    },
-    "Google.Protobuf": "3.2.0",
-    "CommandLineParser": "2.1.1-beta",
-    "Moq": "4.7.0",
-    "NUnit": "3.6.0",
-    "NUnitLite": "3.6.0"
-  },
-  "frameworks": {
-    "net45": {
-      "frameworkAssemblies": {}
-    },
-    "netcoreapp1.0": {
-      "imports": [
-        "portable-net45"
-      ],
-      "dependencies": {
-        "Microsoft.NETCore.App": {
-          "type": "platform",
-          "version": "1.0.0"
-        },
-        "System.Linq.Expressions": "4.1.0"
-      }
-    }
-  }
-}
diff --git a/src/csharp/Grpc.Reflection.Tests/Grpc.Reflection.Tests.csproj b/src/csharp/Grpc.Reflection.Tests/Grpc.Reflection.Tests.csproj
old mode 100644
new mode 100755
index 7e2b551..af6ade8
--- a/src/csharp/Grpc.Reflection.Tests/Grpc.Reflection.Tests.csproj
+++ b/src/csharp/Grpc.Reflection.Tests/Grpc.Reflection.Tests.csproj
@@ -1,85 +1,33 @@
-<?xml version="1.0" encoding="utf-8"?>
-<Project ToolsVersion="4.0" DefaultTargets="Build" xmlns="http://schemas.microsoft.com/developer/msbuild/2003">
-  <Import Project="$(MSBuildExtensionsPath)\$(MSBuildToolsVersion)\Microsoft.Common.props" Condition="Exists('$(MSBuildExtensionsPath)\$(MSBuildToolsVersion)\Microsoft.Common.props')" />
+<Project Sdk="Microsoft.NET.Sdk">
+
+  <Import Project="..\Grpc.Core\Version.csproj.include" />
+  <Import Project="..\Grpc.Core\Common.csproj.include" />
+
   <PropertyGroup>
-    <Configuration Condition=" '$(Configuration)' == '' ">Debug</Configuration>
-    <Platform Condition=" '$(Platform)' == '' ">AnyCPU</Platform>
-    <ProjectGuid>{B88F91D6-436D-4C78-8B99-47800FA8DE03}</ProjectGuid>
-    <OutputType>Exe</OutputType>
-    <AppDesignerFolder>Properties</AppDesignerFolder>
-    <RootNamespace>Grpc.Reflection.Tests</RootNamespace>
+    <TargetFrameworks>net45;netcoreapp1.0</TargetFrameworks>
     <AssemblyName>Grpc.Reflection.Tests</AssemblyName>
-    <TargetFrameworkVersion>v4.5</TargetFrameworkVersion>
-    <FileAlignment>512</FileAlignment>
+    <OutputType>Exe</OutputType>
+    <PackageId>Grpc.Reflection.Tests</PackageId>
+    <PackageTargetFallback Condition=" '$(TargetFramework)' == 'netcoreapp1.0' ">$(PackageTargetFallback);portable-net45</PackageTargetFallback>
+    <RuntimeFrameworkVersion Condition=" '$(TargetFramework)' == 'netcoreapp1.0' ">1.0.4</RuntimeFrameworkVersion>
   </PropertyGroup>
-  <PropertyGroup Condition=" '$(Configuration)|$(Platform)' == 'Debug|AnyCPU' ">
-    <DebugSymbols>true</DebugSymbols>
-    <DebugType>full</DebugType>
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-    <OutputPath>bin\Debug\</OutputPath>
-    <ErrorReport>prompt</ErrorReport>
-    <WarningLevel>4</WarningLevel>
-  </PropertyGroup>
-  <PropertyGroup Condition=" '$(Configuration)|$(Platform)' == 'Release|AnyCPU' ">
-    <DebugType>pdbonly</DebugType>
-    <Optimize>true</Optimize>
-    <OutputPath>bin\Release\</OutputPath>
-    <ErrorReport>prompt</ErrorReport>
-    <WarningLevel>4</WarningLevel>
-  </PropertyGroup>
+
   <ItemGroup>
+    <ProjectReference Include="../Grpc.Reflection/Grpc.Reflection.csproj" />
+  </ItemGroup>
+
+  <ItemGroup>
+    <PackageReference Include="NUnit" Version="3.6.0" />
+    <PackageReference Include="NUnitLite" Version="3.6.0" />
+  </ItemGroup>
+
+  <ItemGroup Condition=" '$(TargetFramework)' == 'net45' ">
     <Reference Include="System" />
-    <Reference Include="System.Core" />
-    <Reference Include="System.Xml.Linq" />
-    <Reference Include="System.Data.DataSetExtensions" />
     <Reference Include="Microsoft.CSharp" />
-    <Reference Include="System.Data" />
-    <Reference Include="System.Xml" />
-    <Reference Include="System.Interactive.Async">
-      <HintPath>..\packages\System.Interactive.Async.3.1.1\lib\net45\System.Interactive.Async.dll</HintPath>
-    </Reference>
-    <Reference Include="Google.Protobuf">
-      <HintPath>..\packages\Google.Protobuf.3.2.0\lib\net45\Google.Protobuf.dll</HintPath>
-    </Reference>
-    <Reference Include="nunit.framework">
-      <HintPath>..\packages\NUnit.3.6.0\lib\net45\nunit.framework.dll</HintPath>
-    </Reference>
-    <Reference Include="nunitlite">
-      <HintPath>..\packages\NUnitLite.3.6.0\lib\net45\nunitlite.dll</HintPath>
-    </Reference>
   </ItemGroup>
+
   <ItemGroup>
-    <Compile Include="..\Grpc.Core\Version.cs">
-      <Link>Version.cs</Link>
-    </Compile>
-    <Compile Include="SymbolRegistryTest.cs" />
-    <Compile Include="ReflectionClientServerTest.cs" />
-    <Compile Include="Properties\AssemblyInfo.cs" />
-    <Compile Include="NUnitMain.cs" />
+    <Compile Include="..\Grpc.Core\Version.cs" />
   </ItemGroup>
-  <ItemGroup>
-    <ProjectReference Include="..\Grpc.Core\Grpc.Core.csproj">
-      <Project>{CCC4440E-49F7-4790-B0AF-FEABB0837AE7}</Project>
-      <Name>Grpc.Core</Name>
-    </ProjectReference>
-    <ProjectReference Include="..\Grpc.Reflection\Grpc.Reflection.csproj">
-      <Project>{4F18CF52-B3DB-4A77-97C5-7F7F4B6C1715}</Project>
-      <Name>Grpc.Reflection</Name>
-    </ProjectReference>
-  </ItemGroup>
-  <ItemGroup>
-    <None Include="Grpc.Reflection.Tests.project.json" />
-    <None Include="packages.config" />
-  </ItemGroup>
-  <ItemGroup>
-    <Service Include="{82A7F48D-3B50-4B1E-B82E-3ADA8210C358}" />
-  </ItemGroup>
-  <Import Project="$(MSBuildToolsPath)\Microsoft.CSharp.targets" />
-  <!-- To modify your build process, add your task inside one of the targets below and uncomment it. 
-       Other similar extension points exist, see Microsoft.Common.targets.
-  <Target Name="BeforeBuild">
-  </Target>
-  <Target Name="AfterBuild">
-  </Target>
-  -->
-</Project>
\ No newline at end of file
+
+</Project>
diff --git a/src/csharp/Grpc.Reflection.Tests/Grpc.Reflection.Tests.project.json b/src/csharp/Grpc.Reflection.Tests/Grpc.Reflection.Tests.project.json
deleted file mode 100644
index c2f5bcb..0000000
--- a/src/csharp/Grpc.Reflection.Tests/Grpc.Reflection.Tests.project.json
+++ /dev/null
@@ -1,8 +0,0 @@
-{
-  "frameworks": {
-    "net45": { }
-  },
-  "runtimes": {
-    "win": { }
-  }
-}
diff --git a/src/csharp/Grpc.Reflection.Tests/Grpc.Reflection.Tests.xproj b/src/csharp/Grpc.Reflection.Tests/Grpc.Reflection.Tests.xproj
deleted file mode 100644
index 4a31008..0000000
--- a/src/csharp/Grpc.Reflection.Tests/Grpc.Reflection.Tests.xproj
+++ /dev/null
@@ -1,18 +0,0 @@
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-  <Import Project="$(VSToolsPath)\DNX\Microsoft.DNX.Props" Condition="'$(VSToolsPath)' != ''" />
-  <PropertyGroup Label="Globals">
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-    <OutputPath Condition="'$(OutputPath)'=='' ">.\bin\</OutputPath>
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-  </PropertyGroup>
-  <Import Project="$(VSToolsPath)\DNX\Microsoft.DNX.targets" Condition="'$(VSToolsPath)' != ''" />
-</Project>
\ No newline at end of file
diff --git a/src/csharp/Grpc.Reflection.Tests/packages.config b/src/csharp/Grpc.Reflection.Tests/packages.config
deleted file mode 100644
index 8a7f7a0..0000000
--- a/src/csharp/Grpc.Reflection.Tests/packages.config
+++ /dev/null
@@ -1,7 +0,0 @@
-<?xml version="1.0" encoding="utf-8"?>
-<packages>
-  <package id="Google.Protobuf" version="3.2.0" targetFramework="net45" />
-  <package id="NUnit" version="3.6.0" targetFramework="net45" />
-  <package id="NUnitLite" version="3.6.0" targetFramework="net45" />
-  <package id="System.Interactive.Async" version="3.1.1" targetFramework="net45" />
-</packages>
\ No newline at end of file
diff --git a/src/csharp/Grpc.Reflection.Tests/project.json b/src/csharp/Grpc.Reflection.Tests/project.json
deleted file mode 100644
index fc05557..0000000
--- a/src/csharp/Grpc.Reflection.Tests/project.json
+++ /dev/null
@@ -1,65 +0,0 @@
-{
-  "buildOptions": {
-    "emitEntryPoint": true
-  },
-  "configurations": {
-    "Debug": {
-      "buildOptions": {
-        "define": [ "SIGNED" ],
-        "keyFile": "../keys/Grpc.snk",
-        "xmlDoc": true,
-        "compile": {
-          "includeFiles": [ "../Grpc.Core/Version.cs" ]
-        },
-        "copyToOutput": {
-          "mappings": {
-            "grpc_csharp_ext.x64.dll": "../../../cmake/build/x64/Debug/grpc_csharp_ext.dll",
-            "grpc_csharp_ext.x86.dll": "../../../cmake/build/Win32/Debug/grpc_csharp_ext.dll",
-            "libgrpc_csharp_ext.x64.so": "../../../libs/dbg/libgrpc_csharp_ext.so",
-            "libgrpc_csharp_ext.x64.dylib": "../../../libs/dbg/libgrpc_csharp_ext.dylib"
-          }
-        }
-      }
-    },
-    "Release": {
-      "buildOptions": {
-        "define": [ "SIGNED" ],
-        "keyFile": "../keys/Grpc.snk",
-        "xmlDoc": true,
-        "compile": {
-          "includeFiles": [ "../Grpc.Core/Version.cs" ]
-        },
-        "copyToOutput": {
-          "mappings": {
-            "grpc_csharp_ext.x64.dll": "../../../cmake/build/x64/Release/grpc_csharp_ext.dll",
-            "grpc_csharp_ext.x86.dll": "../../../cmake/build/Win32/Release/grpc_csharp_ext.dll",
-            "libgrpc_csharp_ext.x64.so": "../../../libs/opt/libgrpc_csharp_ext.so",
-            "libgrpc_csharp_ext.x64.dylib": "../../../libs/opt/libgrpc_csharp_ext.dylib"
-          }
-        }
-      }
-    }
-  },
-
-  "dependencies": {
-    "Grpc.Reflection": {
-      "target": "project"
-    },
-    "NUnit": "3.6.0",
-    "NUnitLite": "3.6.0"
-  },
-  "frameworks": {
-    "net45": { },
-    "netcoreapp1.0": {
-      "imports": [
-        "portable-net45"
-      ],
-      "dependencies": {
-        "Microsoft.NETCore.App": {
-          "type": "platform",
-          "version": "1.0.0"
-        }
-      }
-    }
-  }
-}
diff --git a/src/csharp/Grpc.Reflection/Grpc.Reflection.csproj b/src/csharp/Grpc.Reflection/Grpc.Reflection.csproj
old mode 100644
new mode 100755
index b0ab170..70bfcc8
--- a/src/csharp/Grpc.Reflection/Grpc.Reflection.csproj
+++ b/src/csharp/Grpc.Reflection/Grpc.Reflection.csproj
@@ -1,74 +1,37 @@
-<?xml version="1.0" encoding="utf-8"?>
-<Project ToolsVersion="4.0" DefaultTargets="Build" xmlns="http://schemas.microsoft.com/developer/msbuild/2003">
-  <Import Project="$(MSBuildExtensionsPath)\$(MSBuildToolsVersion)\Microsoft.Common.props" Condition="Exists('$(MSBuildExtensionsPath)\$(MSBuildToolsVersion)\Microsoft.Common.props')" />
+<Project Sdk="Microsoft.NET.Sdk">
+
+  <Import Project="..\Grpc.Core\Version.csproj.include" />
+  <Import Project="..\Grpc.Core\Common.csproj.include" />
+
   <PropertyGroup>
-    <Configuration Condition=" '$(Configuration)' == '' ">Debug</Configuration>
-    <Platform Condition=" '$(Platform)' == '' ">AnyCPU</Platform>
-    <ProjectGuid>{4F18CF52-B3DB-4A77-97C5-7F7F4B6C1715}</ProjectGuid>
-    <OutputType>Library</OutputType>
-    <AppDesignerFolder>Properties</AppDesignerFolder>
-    <RootNamespace>Grpc.Reflection</RootNamespace>
+    <Copyright>Copyright 2016, Google Inc.</Copyright>
+    <AssemblyTitle>gRPC C# Reflection</AssemblyTitle>
+    <VersionPrefix>$(GrpcCsharpVersion)</VersionPrefix>
+    <Authors>Google Inc.</Authors>
+    <TargetFrameworks>net45;netstandard1.5</TargetFrameworks>
     <AssemblyName>Grpc.Reflection</AssemblyName>
-    <TargetFrameworkVersion>v4.5</TargetFrameworkVersion>
-    <FileAlignment>512</FileAlignment>
-    <DocumentationFile>bin\$(Configuration)\Grpc.Reflection.Xml</DocumentationFile>
+    <PackageId>Grpc.Reflection</PackageId>
+    <PackageTags>gRPC reflection</PackageTags>
+    <PackageProjectUrl>https://github.com/grpc/grpc</PackageProjectUrl>
+    <PackageLicenseUrl>https://github.com/grpc/grpc/blob/master/LICENSE</PackageLicenseUrl>
+    <NetStandardImplicitPackageVersion Condition=" '$(TargetFramework)' == 'netstandard1.5' ">1.6.0</NetStandardImplicitPackageVersion>
   </PropertyGroup>
-  <PropertyGroup Condition=" '$(Configuration)|$(Platform)' == 'Debug|AnyCPU' ">
-    <DebugSymbols>true</DebugSymbols>
-    <DebugType>full</DebugType>
-    <Optimize>false</Optimize>
-    <OutputPath>bin\Debug\</OutputPath>
-    <ErrorReport>prompt</ErrorReport>
-    <WarningLevel>4</WarningLevel>
-  </PropertyGroup>
-  <PropertyGroup Condition=" '$(Configuration)|$(Platform)' == 'Release|AnyCPU' ">
-    <DebugType>pdbonly</DebugType>
-    <Optimize>true</Optimize>
-    <OutputPath>bin\Release\</OutputPath>
-    <ErrorReport>prompt</ErrorReport>
-    <WarningLevel>4</WarningLevel>
-  </PropertyGroup>
+
   <ItemGroup>
+    <Compile Include="..\Grpc.Core\Version.cs" />
+  </ItemGroup>
+
+  <ItemGroup>
+    <ProjectReference Include="../Grpc.Core/Grpc.Core.csproj" />
+  </ItemGroup>
+
+  <ItemGroup>
+    <PackageReference Include="Google.Protobuf" Version="$(GoogleProtobufVersion)" />
+  </ItemGroup>
+
+  <ItemGroup Condition=" '$(TargetFramework)' == 'net45' ">
     <Reference Include="System" />
-    <Reference Include="System.Core" />
-    <Reference Include="System.Xml.Linq" />
-    <Reference Include="System.Data.DataSetExtensions" />
     <Reference Include="Microsoft.CSharp" />
-    <Reference Include="System.Data" />
-    <Reference Include="System.Xml" />
-    <Reference Include="System.Interactive.Async">
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-    </Reference>
-    <Reference Include="Google.Protobuf">
-      <HintPath>..\packages\Google.Protobuf.3.2.0\lib\net45\Google.Protobuf.dll</HintPath>
-    </Reference>
   </ItemGroup>
-  <ItemGroup>
-    <Compile Include="..\Grpc.Core\Version.cs">
-      <Link>Version.cs</Link>
-    </Compile>
-    <Compile Include="SymbolRegistry.cs" />
-    <Compile Include="ReflectionServiceImpl.cs" />
-    <Compile Include="Reflection.cs" />
-    <Compile Include="ReflectionGrpc.cs" />
-    <Compile Include="Properties\AssemblyInfo.cs" />
-  </ItemGroup>
-  <ItemGroup>
-    <None Include="Grpc.Reflection.project.json" />
-    <None Include="packages.config" />
-  </ItemGroup>
-  <ItemGroup>
-    <ProjectReference Include="..\Grpc.Core\Grpc.Core.csproj">
-      <Project>{CCC4440E-49F7-4790-B0AF-FEABB0837AE7}</Project>
-      <Name>Grpc.Core</Name>
-    </ProjectReference>
-  </ItemGroup>
-  <Import Project="$(MSBuildToolsPath)\Microsoft.CSharp.targets" />
-  <!-- To modify your build process, add your task inside one of the targets below and uncomment it. 
-       Other similar extension points exist, see Microsoft.Common.targets.
-  <Target Name="BeforeBuild">
-  </Target>
-  <Target Name="AfterBuild">
-  </Target>
-  -->
-</Project>
\ No newline at end of file
+
+</Project>
diff --git a/src/csharp/Grpc.Reflection/Grpc.Reflection.project.json b/src/csharp/Grpc.Reflection/Grpc.Reflection.project.json
deleted file mode 100644
index c2f5bcb..0000000
--- a/src/csharp/Grpc.Reflection/Grpc.Reflection.project.json
+++ /dev/null
@@ -1,8 +0,0 @@
-{
-  "frameworks": {
-    "net45": { }
-  },
-  "runtimes": {
-    "win": { }
-  }
-}
diff --git a/src/csharp/Grpc.Reflection/Grpc.Reflection.xproj b/src/csharp/Grpc.Reflection/Grpc.Reflection.xproj
deleted file mode 100644
index 833d98b..0000000
--- a/src/csharp/Grpc.Reflection/Grpc.Reflection.xproj
+++ /dev/null
@@ -1,18 +0,0 @@
-<?xml version="1.0" encoding="utf-8"?>
-<Project ToolsVersion="14.0.25123" DefaultTargets="Build" xmlns="http://schemas.microsoft.com/developer/msbuild/2003">
-  <PropertyGroup>
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-    <VSToolsPath Condition="'$(VSToolsPath)' == ''">$(MSBuildExtensionsPath32)\Microsoft\VisualStudio\v$(VisualStudioVersion)</VSToolsPath>
-  </PropertyGroup>
-  <Import Project="$(VSToolsPath)\DNX\Microsoft.DNX.Props" Condition="'$(VSToolsPath)' != ''" />
-  <PropertyGroup Label="Globals">
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-    <RootNamespace>Grpc.Reflection</RootNamespace>
-    <BaseIntermediateOutputPath Condition="'$(BaseIntermediateOutputPath)'=='' ">..\artifacts\obj\$(MSBuildProjectName)</BaseIntermediateOutputPath>
-    <OutputPath Condition="'$(OutputPath)'=='' ">.\bin\</OutputPath>
-  </PropertyGroup>
-  <PropertyGroup>
-    <SchemaVersion>2.0</SchemaVersion>
-  </PropertyGroup>
-  <Import Project="$(VSToolsPath)\DNX\Microsoft.DNX.targets" Condition="'$(VSToolsPath)' != ''" />
-</Project>
\ No newline at end of file
diff --git a/src/csharp/Grpc.Reflection/packages.config b/src/csharp/Grpc.Reflection/packages.config
deleted file mode 100644
index eec292b..0000000
--- a/src/csharp/Grpc.Reflection/packages.config
+++ /dev/null
@@ -1,5 +0,0 @@
-<?xml version="1.0" encoding="utf-8"?>
-<packages>
-  <package id="Google.Protobuf" version="3.2.0" targetFramework="net45" />
-  <package id="System.Interactive.Async" version="3.1.1" targetFramework="net45" />
-</packages>
\ No newline at end of file
diff --git a/src/csharp/Grpc.sln b/src/csharp/Grpc.sln
index 84ba460..beab3cc 100644
--- a/src/csharp/Grpc.sln
+++ b/src/csharp/Grpc.sln
@@ -1,125 +1,118 @@
-

-Microsoft Visual Studio Solution File, Format Version 12.00

-# Visual Studio 2012

-VisualStudioVersion = 12.0.31101.0

-MinimumVisualStudioVersion = 10.0.40219.1

-Project("{FAE04EC0-301F-11D3-BF4B-00C04F79EFBC}") = "Grpc.Examples", "Grpc.Examples\Grpc.Examples.csproj", "{7DC1433E-3225-42C7-B7EA-546D56E27A4B}"

-EndProject

-Project("{FAE04EC0-301F-11D3-BF4B-00C04F79EFBC}") = "Grpc.Core", "Grpc.Core\Grpc.Core.csproj", "{CCC4440E-49F7-4790-B0AF-FEABB0837AE7}"

-EndProject

-Project("{FAE04EC0-301F-11D3-BF4B-00C04F79EFBC}") = "Grpc.Core.Tests", "Grpc.Core.Tests\Grpc.Core.Tests.csproj", "{86EC5CB4-4EA2-40A2-8057-86542A0353BB}"

-EndProject

-Project("{FAE04EC0-301F-11D3-BF4B-00C04F79EFBC}") = "Grpc.Examples.Tests", "Grpc.Examples.Tests\Grpc.Examples.Tests.csproj", "{143B1C29-C442-4BE0-BF3F-A8F92288AC9F}"

-EndProject

-Project("{FAE04EC0-301F-11D3-BF4B-00C04F79EFBC}") = "Grpc.Examples.MathClient", "Grpc.Examples.MathClient\Grpc.Examples.MathClient.csproj", "{61ECB8EE-0C96-4F8E-B187-8E4D227417C0}"

-EndProject

-Project("{FAE04EC0-301F-11D3-BF4B-00C04F79EFBC}") = "Grpc.IntegrationTesting", "Grpc.IntegrationTesting\Grpc.IntegrationTesting.csproj", "{C61154BA-DD4A-4838-8420-0162A28925E0}"

-EndProject

-Project("{FAE04EC0-301F-11D3-BF4B-00C04F79EFBC}") = "Grpc.IntegrationTesting.Client", "Grpc.IntegrationTesting.Client\Grpc.IntegrationTesting.Client.csproj", "{3D166931-BA2D-416E-95A3-D36E8F6E90B9}"

-EndProject

-Project("{FAE04EC0-301F-11D3-BF4B-00C04F79EFBC}") = "Grpc.IntegrationTesting.Server", "Grpc.IntegrationTesting.Server\Grpc.IntegrationTesting.Server.csproj", "{A654F3B8-E859-4E6A-B30D-227527DBEF0D}"

-EndProject

-Project("{FAE04EC0-301F-11D3-BF4B-00C04F79EFBC}") = "Grpc.Examples.MathServer", "Grpc.Examples.MathServer\Grpc.Examples.MathServer.csproj", "{BF62FE08-373A-43D6-9D73-41CAA38B7011}"

-EndProject

-Project("{FAE04EC0-301F-11D3-BF4B-00C04F79EFBC}") = "Grpc.Auth", "Grpc.Auth\Grpc.Auth.csproj", "{AE21D0EE-9A2C-4C15-AB7F-5224EED5B0EA}"

-EndProject

-Project("{2150E333-8FDC-42A3-9474-1A3956D46DE8}") = ".nuget", ".nuget", "{B5B87121-35FE-49D1-8CB1-8A91AAA398A9}"

-	ProjectSection(SolutionItems) = preProject

-		.nuget\packages.config = .nuget\packages.config

-	EndProjectSection

-EndProject

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+		{0BB94A8B-9CE3-4A87-95BC-90F8A53CC154}.Release|Any CPU.ActiveCfg = Release|Any CPU
+		{0BB94A8B-9CE3-4A87-95BC-90F8A53CC154}.Release|Any CPU.Build.0 = Release|Any CPU
+		{26807744-FD0B-494A-9F99-0B171E9A892E}.Debug|Any CPU.ActiveCfg = Debug|Any CPU
+		{26807744-FD0B-494A-9F99-0B171E9A892E}.Debug|Any CPU.Build.0 = Debug|Any CPU
+		{26807744-FD0B-494A-9F99-0B171E9A892E}.Release|Any CPU.ActiveCfg = Release|Any CPU
+		{26807744-FD0B-494A-9F99-0B171E9A892E}.Release|Any CPU.Build.0 = Release|Any CPU
+		{335AD0A2-F2CC-4C2E-853C-26174206BEE7}.Debug|Any CPU.ActiveCfg = Debug|Any CPU
+		{335AD0A2-F2CC-4C2E-853C-26174206BEE7}.Debug|Any CPU.Build.0 = Debug|Any CPU
+		{335AD0A2-F2CC-4C2E-853C-26174206BEE7}.Release|Any CPU.ActiveCfg = Release|Any CPU
+		{335AD0A2-F2CC-4C2E-853C-26174206BEE7}.Release|Any CPU.Build.0 = Release|Any CPU
+	EndGlobalSection
+	GlobalSection(SolutionProperties) = preSolution
+		HideSolutionNode = FALSE
+	EndGlobalSection
+EndGlobal
diff --git a/src/csharp/README.md b/src/csharp/README.md
index a21b72f..a973d2e 100644
--- a/src/csharp/README.md
+++ b/src/csharp/README.md
@@ -16,7 +16,7 @@
 
 When using gRPC C# under .NET Core you only need to [install .NET Core](https://www.microsoft.com/net/core).
 
-- Windows: .NET Framework 4.5+, Visual Studio 2013 or 2015
+- Windows: .NET Framework 4.5+, Visual Studio 2013, 2015, 2017
 - Linux: Mono 4+, MonoDevelop 5.9+ (with NuGet add-in installed)
 - Mac OS X: Xamarin Studio 5.9+
 
@@ -45,7 +45,9 @@
   $ python tools/run_tests/run_tests.py -c dbg -l csharp --build_only
   ```
 
-- Use Visual Studio / MonoDevelop / Xamarin Studio to open the solution Grpc.sln
+- Use Visual Studio 2017 (on Windows) to open the solution `Grpc.sln` or use Visual Studio Code with C# extension (on Linux and Mac). gRPC C# code has been migrated to
+  dotnet SDK `.csproj` projects that are much simpler to maintain, but are not yet supported by Xamarin Studio or Monodevelop (the NuGet packages still
+  support both `net45` and `netstandard` and can be used in all IDEs).
 
 RUNNING TESTS
 -------------
@@ -55,9 +57,6 @@
 Under Visual Studio, make sure NUnit test adapter is installed (under "Extensions and Updates").
 Then you should be able to run all the tests using Test Explorer.
 
-Under Monodevelop or Xamarin Studio, make sure you installed "NUnit support" in Add-in manager.
-Then you should be able to run all the test from the Test View.
-
 gRPC team uses a Python script to simplify facilitate running tests for
 different languages.
 
diff --git a/src/csharp/build_packages_dotnetcli.bat b/src/csharp/build_packages_dotnetcli.bat
index 4fec2c7..7558ca6 100755
--- a/src/csharp/build_packages_dotnetcli.bat
+++ b/src/csharp/build_packages_dotnetcli.bat
@@ -29,11 +29,10 @@
 
 @rem Current package versions
 set VERSION=1.3.0-dev
-set PROTOBUF_VERSION=3.0.0
 
 @rem Adjust the location of nuget.exe
 set NUGET=C:\nuget\nuget.exe
-set DOTNET=C:\dotnet\dotnet.exe
+set DOTNET=dotnet
 
 set -ex
 
@@ -56,13 +55,16 @@
 xcopy /Y /I ..\..\architecture=x86,language=protoc,platform=macos\artifacts\* protoc_plugins\macosx_x86\
 xcopy /Y /I ..\..\architecture=x64,language=protoc,platform=macos\artifacts\* protoc_plugins\macosx_x64\
 
-%DOTNET% restore . || goto :error
+%DOTNET% restore Grpc.sln || goto :error
 
-%DOTNET% pack --configuration Release Grpc.Core\project.json --output ..\..\artifacts || goto :error
-%DOTNET% pack --configuration Release Grpc.Core.Testing\project.json --output ..\..\artifacts || goto :error
-%DOTNET% pack --configuration Release Grpc.Auth\project.json --output ..\..\artifacts || goto :error
-%DOTNET% pack --configuration Release Grpc.HealthCheck\project.json --output ..\..\artifacts || goto :error
-%DOTNET% pack --configuration Release Grpc.Reflection\project.json --output ..\..\artifacts || goto :error
+@rem To be able to build, we also need to put grpc_csharp_ext to its normal location
+xcopy /Y /I nativelibs\windows_x64\grpc_csharp_ext.dll ..\..\cmake\build\x64\Release\
+
+%DOTNET% pack --configuration Release Grpc.Core --output ..\..\..\artifacts || goto :error
+%DOTNET% pack --configuration Release Grpc.Core.Testing --output ..\..\..\artifacts || goto :error
+%DOTNET% pack --configuration Release Grpc.Auth --output ..\..\..\artifacts || goto :error
+%DOTNET% pack --configuration Release Grpc.HealthCheck --output ..\..\..\artifacts || goto :error
+%DOTNET% pack --configuration Release Grpc.Reflection --output ..\..\..\artifacts || goto :error
 
 %NUGET% pack Grpc.nuspec -Version %VERSION% -OutputDirectory ..\..\artifacts || goto :error
 %NUGET% pack Grpc.Tools.nuspec -Version %VERSION% -OutputDirectory ..\..\artifacts
diff --git a/src/csharp/build_packages_dotnetcli.sh b/src/csharp/build_packages_dotnetcli.sh
index f51b42b..2186bd3 100755
--- a/src/csharp/build_packages_dotnetcli.sh
+++ b/src/csharp/build_packages_dotnetcli.sh
@@ -58,13 +58,17 @@
 cp $EXTERNAL_GIT_ROOT/architecture=x86,language=protoc,platform=macos/artifacts/* protoc_plugins/macosx_x86 || true
 cp $EXTERNAL_GIT_ROOT/architecture=x64,language=protoc,platform=macos/artifacts/* protoc_plugins/macosx_x64 || true
 
-dotnet restore .
+dotnet restore Grpc.sln
 
-dotnet pack --configuration Release Grpc.Core/project.json --output ../../artifacts
-dotnet pack --configuration Release Grpc.Core.Testing/project.json --output ../../artifacts
-dotnet pack --configuration Release Grpc.Auth/project.json --output ../../artifacts
-dotnet pack --configuration Release Grpc.HealthCheck/project.json --output ../../artifacts
-dotnet pack --configuration Release Grpc.Reflection/project.json --output ../../artifacts
+# To be able to build, we also need to put grpc_csharp_ext to its normal location
+mkdir -p ../../libs/opt
+cp nativelibs/linux_x64/libgrpc_csharp_ext.so ../../libs/opt
+
+dotnet pack --configuration Release Grpc.Core --output ../../../artifacts
+dotnet pack --configuration Release Grpc.Core.Testing --output ../../../artifacts
+dotnet pack --configuration Release Grpc.Auth --output ../../../artifacts
+dotnet pack --configuration Release Grpc.HealthCheck --output ../../../artifacts
+dotnet pack --configuration Release Grpc.Reflection --output ../../../artifacts
 
 nuget pack Grpc.nuspec -Version "1.3.0-dev" -OutputDirectory ../../artifacts
 nuget pack Grpc.Tools.nuspec -Version "1.3.0-dev" -OutputDirectory ../../artifacts
diff --git a/src/csharp/global.json b/src/csharp/global.json
deleted file mode 100644
index f3c33ce..0000000
--- a/src/csharp/global.json
+++ /dev/null
@@ -1,5 +0,0 @@
-{
-    "sdk": {
-        "version": "1.0.0-preview2-003131"
-    }
-}
\ No newline at end of file
diff --git a/src/node/performance/benchmark_client_express.js b/src/node/performance/benchmark_client_express.js
index 675eb5f..e749956 100644
--- a/src/node/performance/benchmark_client_express.js
+++ b/src/node/performance/benchmark_client_express.js
@@ -93,7 +93,7 @@
 
   for (var i = 0; i < channels; i++) {
     var host_port;
-    host_port = server_targets[i % server_targets.length].split(':')
+    host_port = server_targets[i % server_targets.length].split(':');
     var new_options = _.assign({hostname: host_port[0], port: +host_port[1]}, options);
     new_options.agent = new protocol.Agent(new_options);
     this.client_options[i] = new_options;
@@ -149,6 +149,17 @@
     if (self.running) {
       self.pending_calls++;
       var start_time = process.hrtime();
+      function finishCall(success) {
+        if (success) {
+          var time_diff = process.hrtime(start_time);
+          self.histogram.add(timeDiffToNanos(time_diff));
+        }
+        makeCall(client_options);
+        self.pending_calls--;
+        if ((!self.running) && self.pending_calls == 0) {
+          self.emit('finished');
+        }
+      }
       var req = self.request(client_options, function(res) {
         var res_data = '';
         res.on('data', function(data) {
@@ -156,18 +167,16 @@
         });
         res.on('end', function() {
           JSON.parse(res_data);
-          var time_diff = process.hrtime(start_time);
-          self.histogram.add(timeDiffToNanos(time_diff));
-          makeCall(client_options);
-          self.pending_calls--;
-          if ((!self.running) && self.pending_calls == 0) {
-            self.emit('finished');
-          }
+          finishCall(true);
         });
       });
       req.write(JSON.stringify(argument));
       req.end();
       req.on('error', function(error) {
+        if (error.code === 'ECONNRESET' || error.code === 'ETIMEDOUT') {
+          finishCall(false);
+          return;
+        }
         self.emit('error', new Error('Client error: ' + error.message));
         self.running = false;
       });
diff --git a/src/node/performance/benchmark_server_express.js b/src/node/performance/benchmark_server_express.js
index 065bcf6..4b695eb 100644
--- a/src/node/performance/benchmark_server_express.js
+++ b/src/node/performance/benchmark_server_express.js
@@ -46,7 +46,7 @@
 var util = require('util');
 
 var express = require('express');
-var bodyParser = require('body-parser')
+var bodyParser = require('body-parser');
 
 function unaryCall(req, res) {
   var reqObj = req.body;
@@ -56,7 +56,7 @@
 
 function BenchmarkServer(host, port, tls, generic, response_size) {
   var app = express();
-  app.use(bodyParser.json())
+  app.use(bodyParser.json());
   app.put('/serviceProto.BenchmarkService.service/unaryCall', unaryCall);
   this.input_host = host;
   this.input_port = port;
diff --git a/src/proto/grpc/testing/BUILD b/src/proto/grpc/testing/BUILD
index 23a16a7..6f3422e 100644
--- a/src/proto/grpc/testing/BUILD
+++ b/src/proto/grpc/testing/BUILD
@@ -83,7 +83,11 @@
 grpc_proto_library(
     name = "services_proto",
     srcs = ["services.proto"],
-    deps = ["control_proto", "messages_proto"],
+    deps = [
+        "control_proto",
+        "messages_proto",
+        "stats_proto",
+    ],
 )
 
 grpc_proto_library(
diff --git a/src/proto/grpc/testing/echo_messages.proto b/src/proto/grpc/testing/echo_messages.proto
index efb6f4d..b82e80d 100644
--- a/src/proto/grpc/testing/echo_messages.proto
+++ b/src/proto/grpc/testing/echo_messages.proto
@@ -38,6 +38,13 @@
   string detail = 2;
 }
 
+// Error status client expects to see.
+message ErrorStatus {
+  int32 code = 1;
+  string error_message = 2;
+  string binary_error_details = 3;
+}
+
 message RequestParams {
   bool echo_deadline = 1;
   int32 client_cancel_after_us = 2;
@@ -51,6 +58,8 @@
   string expected_transport_security_type = 10;
   DebugInfo debug_info = 11;
   bool server_die = 12; // Server should not see a request with this set.
+  string binary_error_details = 13;
+  ErrorStatus expected_error = 14;
 }
 
 message EchoRequest {
diff --git a/src/proto/grpc/testing/services.proto b/src/proto/grpc/testing/services.proto
index f71dae3..969782d 100644
--- a/src/proto/grpc/testing/services.proto
+++ b/src/proto/grpc/testing/services.proto
@@ -33,6 +33,7 @@
 
 import "src/proto/grpc/testing/messages.proto";
 import "src/proto/grpc/testing/control.proto";
+import "src/proto/grpc/testing/stats.proto";
 
 package grpc.testing;
 
@@ -69,3 +70,8 @@
   // Quit this worker
   rpc QuitWorker(Void) returns (Void);
 }
+
+service ReportQpsScenarioService {
+  // Report results of a QPS test benchmark scenario.
+  rpc ReportScenario(ScenarioResult) returns (Void);
+}
diff --git a/src/python/grpcio/grpc_core_dependencies.py b/src/python/grpcio/grpc_core_dependencies.py
index a5c3801..d67c8c3 100644
--- a/src/python/grpcio/grpc_core_dependencies.py
+++ b/src/python/grpcio/grpc_core_dependencies.py
@@ -108,6 +108,7 @@
   'src/core/lib/iomgr/iomgr_uv.c',
   'src/core/lib/iomgr/iomgr_windows.c',
   'src/core/lib/iomgr/load_file.c',
+  'src/core/lib/iomgr/lockfree_event.c',
   'src/core/lib/iomgr/network_status_tracker.c',
   'src/core/lib/iomgr/polling_entity.c',
   'src/core/lib/iomgr/pollset_set_uv.c',
diff --git a/templates/CMakeLists.txt.template b/templates/CMakeLists.txt.template
index e2fc216..cf69f0c 100644
--- a/templates/CMakeLists.txt.template
+++ b/templates/CMakeLists.txt.template
@@ -7,9 +7,6 @@
   # This file can be regenerated from the template by running
   # tools/buildgen/generate_projects.sh
   #
-  # Additionally, this is currently very experimental, and unsupported.
-  # Further work will happen on that file.
-  #
   # Copyright 2015, Google Inc.
   # All rights reserved.
   #
@@ -353,7 +350,7 @@
     foreach(FIL <%text>${ARGN}</%text>)
       get_filename_component(ABS_FIL <%text>${FIL}</%text> ABSOLUTE)
       get_filename_component(FIL_WE <%text>${FIL}</%text> NAME_WE)
-      file(RELATIVE_PATH REL_FIL <%text>${CMAKE_SOURCE_DIR}</%text> <%text>${ABS_FIL}</%text>)
+      file(RELATIVE_PATH REL_FIL <%text>${CMAKE_CURRENT_SOURCE_DIR}</%text> <%text>${ABS_FIL}</%text>)
       get_filename_component(REL_DIR <%text>${REL_FIL}</%text> DIRECTORY)
       set(RELFIL_WE "<%text>${REL_DIR}/${FIL_WE}</%text>")
 
@@ -369,7 +366,7 @@
              <%text>${_protobuf_include_path}</%text>
              <%text>${REL_FIL}</%text>
         DEPENDS <%text>${ABS_FIL}</%text> <%text>${_gRPC_PROTOBUF_PROTOC}</%text> grpc_cpp_plugin
-        WORKING_DIRECTORY <%text>${CMAKE_SOURCE_DIR}</%text>
+        WORKING_DIRECTORY <%text>${CMAKE_CURRENT_SOURCE_DIR}</%text>
         COMMENT "Running gRPC C++ protocol buffer compiler on <%text>${FIL}</%text>"
         VERBATIM)
 
@@ -511,8 +508,8 @@
     PRIVATE <%text>${CMAKE_CURRENT_BINARY_DIR}</%text>/third_party/cares/cares
     PRIVATE <%text>${CMAKE_CURRENT_BINARY_DIR}</%text>/third_party/gflags/include
   % if lib.build in ['test', 'private'] and lib.language == 'c++':
-    PRIVATE third_party/googletest/include
-    PRIVATE third_party/googletest
+    PRIVATE third_party/googletest/googletest/include
+    PRIVATE third_party/googletest/googletest
   % endif
   % if lib.language == 'c++':
     PRIVATE <%text>${_gRPC_PROTO_GENS_DIR}</%text>
@@ -555,7 +552,7 @@
   % endif
   % endfor
   % if tgt.build == 'test' and tgt.language == 'c++':
-    third_party/googletest/src/gtest-all.cc
+    third_party/googletest/googletest/src/gtest-all.cc
   % endif
   )
 
@@ -581,8 +578,8 @@
     PRIVATE <%text>${CMAKE_CURRENT_BINARY_DIR}</%text>/third_party/cares/cares
     PRIVATE <%text>${CMAKE_CURRENT_BINARY_DIR}</%text>/third_party/gflags/include
   % if tgt.build in ['test', 'private'] and tgt.language == 'c++':
-    PRIVATE third_party/googletest/include
-    PRIVATE third_party/googletest
+    PRIVATE third_party/googletest/googletest/include
+    PRIVATE third_party/googletest/googletest
   % endif
   % if tgt.language == 'c++':
     PRIVATE <%text>${_gRPC_PROTO_GENS_DIR}</%text>
diff --git a/templates/Makefile.template b/templates/Makefile.template
index 60362b6..8f61a8b 100644
--- a/templates/Makefile.template
+++ b/templates/Makefile.template
@@ -311,7 +311,7 @@
   USE_BUILT_PROTOC = false
   endif
 
-  GTEST_LIB = -Ithird_party/googletest/include -Ithird_party/googletest third_party/googletest/src/gtest-all.cc
+  GTEST_LIB = -Ithird_party/googletest/googletest/include -Ithird_party/googletest/googletest third_party/googletest/googletest/src/gtest-all.cc
   GTEST_LIB += -lgflags
   ifeq ($(V),1)
   E = @:
@@ -716,7 +716,7 @@
   PC_REQUIRES_GRPCXX =
   PC_LIBS_GRPCXX =
 
-  CPPFLAGS := -Ithird_party/googletest/include $(CPPFLAGS)
+  CPPFLAGS := -Ithird_party/googletest/googletest/include $(CPPFLAGS)
 
   PROTOC_PLUGINS_ALL =\
   % for tgt in targets:
diff --git a/templates/src/csharp/Grpc.Auth/project.json.template b/templates/src/csharp/Grpc.Auth/project.json.template
deleted file mode 100644
index aa233db..0000000
--- a/templates/src/csharp/Grpc.Auth/project.json.template
+++ /dev/null
@@ -1,37 +0,0 @@
-%YAML 1.2
---- |
-  {
-    "version": "${settings.csharp_version}",
-    "title": "gRPC C# Auth",
-    "authors": [ "Google Inc." ],
-    "copyright": "Copyright 2015, Google Inc.",
-    "packOptions": {
-      "summary": "Auth library for C# implementation of gRPC - an RPC library and framework",
-      "description": "Auth library for C# implementation of gRPC - an RPC library and framework. See project site for more info.",
-      "owners": [ "grpc-packages" ],
-      "licenseUrl": "https://github.com/grpc/grpc/blob/master/LICENSE",
-      "projectUrl": "https://github.com/grpc/grpc",
-      "requireLicenseAcceptance": false,
-      "tags": [ "gRPC RPC Protocol HTTP/2 Auth OAuth2" ],
-    },
-    "buildOptions": {
-      "define": [ "SIGNED" ],
-      "keyFile": "../keys/Grpc.snk",
-      "xmlDoc": true,
-      "compile": {
-        "includeFiles": [ "../Grpc.Core/Version.cs" ]
-      }
-    },
-    "dependencies": {
-      "Grpc.Core": "${settings.csharp_version}",
-      "Google.Apis.Auth": "1.21.0"
-    },
-    "frameworks": {
-      "net45": { },
-      "netstandard1.5": {
-        "dependencies": {
-          "NETStandard.Library": "1.6.0"
-        }
-      }
-    }
-  }
diff --git a/templates/src/csharp/Grpc.Core.Testing/project.json.template b/templates/src/csharp/Grpc.Core.Testing/project.json.template
deleted file mode 100644
index 7aff991..0000000
--- a/templates/src/csharp/Grpc.Core.Testing/project.json.template
+++ /dev/null
@@ -1,41 +0,0 @@
-%YAML 1.2
---- |
-  {
-    "version": "${settings.csharp_version}",
-    "title": "gRPC C# Core Testing",
-    "authors": [ "Google Inc." ],
-    "copyright": "Copyright 2017, Google Inc.",
-    "packOptions": {
-      "summary": "Testing support for gRPC C#",
-      "description": "Useful when testing code that uses gRPC.",
-      "owners": [ "grpc-packages" ],
-      "licenseUrl": "https://github.com/grpc/grpc/blob/master/LICENSE",
-      "projectUrl": "https://github.com/grpc/grpc",
-      "requireLicenseAcceptance": false,
-      "tags": [ "gRPC test testing" ]
-    },
-    "buildOptions": {
-      "define": [ "SIGNED" ],
-      "keyFile": "../keys/Grpc.snk",
-      "xmlDoc": true,
-      "compile": {
-        "includeFiles": [ "../Grpc.Core/Version.cs" ]
-      }
-    },
-    "dependencies": {
-      "Grpc.Core": "${settings.csharp_version}"
-    },
-    "frameworks": {
-      "net45": {
-        "frameworkAssemblies": {
-          "System.Runtime": "",
-          "System.IO": ""
-        }
-      },
-      "netstandard1.5": {
-        "dependencies": {
-          "NETStandard.Library": "1.6.0"
-        }
-      }
-    }
-  }
diff --git a/templates/src/csharp/Grpc.Core.Tests/project.json.template b/templates/src/csharp/Grpc.Core.Tests/project.json.template
deleted file mode 100644
index b5f8190..0000000
--- a/templates/src/csharp/Grpc.Core.Tests/project.json.template
+++ /dev/null
@@ -1,30 +0,0 @@
-%YAML 1.2
---- |
-  {
-    <%include file="../build_options.include" args="executable=True"/>
-    "dependencies": {
-      "Grpc.Core": {
-        "target": "project"
-      },
-      "Newtonsoft.Json": "9.0.1",
-      "NUnit": "3.6.0",
-      "NUnitLite": "3.6.0",
-      "NUnit.ConsoleRunner": "3.6.0",
-      "OpenCover": "4.6.519",
-      "ReportGenerator": "2.4.4.0"
-    },
-    "frameworks": {
-      "net45": { },
-      "netcoreapp1.0": {
-        "imports": [
-          "portable-net45"
-        ],
-        "dependencies": {
-          "Microsoft.NETCore.App": {
-            "type": "platform",
-            "version": "1.0.0"
-          }
-        }
-      }
-    },
-  }
diff --git a/templates/src/csharp/Grpc.Core/Version.csproj.include.template b/templates/src/csharp/Grpc.Core/Version.csproj.include.template
new file mode 100755
index 0000000..30b8d26
--- /dev/null
+++ b/templates/src/csharp/Grpc.Core/Version.csproj.include.template
@@ -0,0 +1,9 @@
+%YAML 1.2
+--- |
+  <!-- This file is generated -->
+  <Project>
+    <PropertyGroup>
+      <GrpcCsharpVersion>${settings.csharp_version}</GrpcCsharpVersion>
+      <GoogleProtobufVersion>3.2.0</GoogleProtobufVersion>
+    </PropertyGroup>
+  </Project>
diff --git a/templates/src/csharp/Grpc.Core/project.json.template b/templates/src/csharp/Grpc.Core/project.json.template
deleted file mode 100644
index 120a994..0000000
--- a/templates/src/csharp/Grpc.Core/project.json.template
+++ /dev/null
@@ -1,47 +0,0 @@
-%YAML 1.2
---- |
-  {
-    "version": "${settings.csharp_version}",
-    "title": "gRPC C# Core",
-    "authors": [ "Google Inc." ],
-    "copyright": "Copyright 2015, Google Inc.",
-    "packOptions": {
-      "summary": "Core C# implementation of gRPC - an RPC library and framework",
-      "description": "Core C# implementation of gRPC - an RPC library and framework. See project site for more info.",
-      "owners": [ "grpc-packages" ],
-      "licenseUrl": "https://github.com/grpc/grpc/blob/master/LICENSE",
-      "projectUrl": "https://github.com/grpc/grpc",
-      "requireLicenseAcceptance": false,
-      "tags": [ "gRPC RPC Protocol HTTP/2" ],
-      "files": {
-        "mappings": {
-          "build/net45/": "Grpc.Core.targets",
-          "runtimes/win/native/grpc_csharp_ext.x86.dll": "../nativelibs/windows_x86/grpc_csharp_ext.dll",
-          "runtimes/win/native/grpc_csharp_ext.x64.dll": "../nativelibs/windows_x64/grpc_csharp_ext.dll",
-          "runtimes/linux/native/libgrpc_csharp_ext.x86.so": "../nativelibs/linux_x86/libgrpc_csharp_ext.so",
-          "runtimes/linux/native/libgrpc_csharp_ext.x64.so": "../nativelibs/linux_x64/libgrpc_csharp_ext.so",
-          "runtimes/osx/native/libgrpc_csharp_ext.x86.dylib": "../nativelibs/macosx_x86/libgrpc_csharp_ext.dylib",
-          "runtimes/osx/native/libgrpc_csharp_ext.x64.dylib": "../nativelibs/macosx_x64/libgrpc_csharp_ext.dylib"
-        }
-      }
-    },
-    "buildOptions": {
-      "embed": [ "../../../etc/roots.pem" ],
-      "define": [ "SIGNED" ],
-      "keyFile": "../keys/Grpc.snk",
-      "xmlDoc": true
-    },
-    "dependencies": {
-      "System.Interactive.Async": "3.1.1"
-    },
-    "frameworks": {
-      "net45": { },
-      "netstandard1.5": {
-        "dependencies": {
-          "NETStandard.Library": "1.6.0",
-          "System.Runtime.Loader": "4.0.0",
-          "System.Threading.Thread": "4.0.0"
-        }
-      }
-    }
-  }
diff --git a/templates/src/csharp/Grpc.Examples.MathClient/project.json.template b/templates/src/csharp/Grpc.Examples.MathClient/project.json.template
deleted file mode 100644
index ae4ea2a..0000000
--- a/templates/src/csharp/Grpc.Examples.MathClient/project.json.template
+++ /dev/null
@@ -1,21 +0,0 @@
-%YAML 1.2
---- |
-  {
-    <%include file="../build_options.include" args="executable=True"/>
-    "dependencies": {
-      "Grpc.Examples": {
-        "target": "project"
-      }
-    },
-    "frameworks": {
-      "net45": { },
-      "netcoreapp1.0": {
-        "dependencies": {
-          "Microsoft.NETCore.App": {
-            "type": "platform",
-            "version": "1.0.0"
-          }
-        }
-      }
-    }
-  }
diff --git a/templates/src/csharp/Grpc.Examples.MathServer/project.json.template b/templates/src/csharp/Grpc.Examples.MathServer/project.json.template
deleted file mode 100644
index ae4ea2a..0000000
--- a/templates/src/csharp/Grpc.Examples.MathServer/project.json.template
+++ /dev/null
@@ -1,21 +0,0 @@
-%YAML 1.2
---- |
-  {
-    <%include file="../build_options.include" args="executable=True"/>
-    "dependencies": {
-      "Grpc.Examples": {
-        "target": "project"
-      }
-    },
-    "frameworks": {
-      "net45": { },
-      "netcoreapp1.0": {
-        "dependencies": {
-          "Microsoft.NETCore.App": {
-            "type": "platform",
-            "version": "1.0.0"
-          }
-        }
-      }
-    }
-  }
diff --git a/templates/src/csharp/Grpc.Examples.Tests/project.json.template b/templates/src/csharp/Grpc.Examples.Tests/project.json.template
deleted file mode 100644
index da60c01..0000000
--- a/templates/src/csharp/Grpc.Examples.Tests/project.json.template
+++ /dev/null
@@ -1,26 +0,0 @@
-%YAML 1.2
---- |
-  {
-    <%include file="../build_options.include" args="executable=True"/>
-    "dependencies": {
-      "Grpc.Examples": {
-        "target": "project"
-      },
-      "NUnit": "3.6.0",
-      "NUnitLite": "3.6.0"
-    },
-    "frameworks": {
-      "net45": { },
-      "netcoreapp1.0": {
-        "imports": [
-          "portable-net45"
-        ],
-        "dependencies": {
-          "Microsoft.NETCore.App": {
-            "type": "platform",
-            "version": "1.0.0"
-          }
-        }
-      }
-    }
-  }
diff --git a/templates/src/csharp/Grpc.Examples/project.json.template b/templates/src/csharp/Grpc.Examples/project.json.template
deleted file mode 100644
index 5de965c..0000000
--- a/templates/src/csharp/Grpc.Examples/project.json.template
+++ /dev/null
@@ -1,22 +0,0 @@
-%YAML 1.2
---- |
-  {
-    <%include file="../build_options.include" args="executable=False"/>
-    "dependencies": {
-      "Grpc.Core": {
-        "target": "project"
-      },
-      "Google.Protobuf": "3.2.0"
-    },
-    "frameworks": {
-      "net45": {},
-      "netcoreapp1.0": {
-        "dependencies": {
-          "Microsoft.NETCore.App": {
-            "type": "platform",
-            "version": "1.0.0"
-          }
-        }
-      }
-    }
-  }
diff --git a/templates/src/csharp/Grpc.HealthCheck.Tests/project.json.template b/templates/src/csharp/Grpc.HealthCheck.Tests/project.json.template
deleted file mode 100644
index 4a99332..0000000
--- a/templates/src/csharp/Grpc.HealthCheck.Tests/project.json.template
+++ /dev/null
@@ -1,26 +0,0 @@
-%YAML 1.2
---- |
-  {
-    <%include file="../build_options.include" args="executable=True"/>
-    "dependencies": {
-      "Grpc.HealthCheck": {
-        "target": "project"
-      },
-      "NUnit": "3.6.0",
-      "NUnitLite": "3.6.0"
-    },
-    "frameworks": {
-      "net45": { },
-      "netcoreapp1.0": {
-        "imports": [
-          "portable-net45"
-        ],
-        "dependencies": {
-          "Microsoft.NETCore.App": {
-            "type": "platform",
-            "version": "1.0.0"
-          }
-        }
-      }
-    }
-  }
diff --git a/templates/src/csharp/Grpc.HealthCheck/project.json.template b/templates/src/csharp/Grpc.HealthCheck/project.json.template
deleted file mode 100644
index 9cd0d83..0000000
--- a/templates/src/csharp/Grpc.HealthCheck/project.json.template
+++ /dev/null
@@ -1,37 +0,0 @@
-%YAML 1.2
---- |
-  {
-    "version": "${settings.csharp_version}",
-    "title": "gRPC C# Healthchecking",
-    "authors": [ "Google Inc." ],
-    "copyright": "Copyright 2015, Google Inc.",
-    "packOptions": {
-      "summary": "Implementation of gRPC health service",
-      "description": "Example implementation of grpc.health.v1 service that can be used for health-checking.",
-      "owners": [ "grpc-packages" ],
-      "licenseUrl": "https://github.com/grpc/grpc/blob/master/LICENSE",
-      "projectUrl": "https://github.com/grpc/grpc",
-      "requireLicenseAcceptance": false,
-      "tags": [ "gRPC health check" ]
-    },
-    "buildOptions": {
-      "define": [ "SIGNED" ],
-      "keyFile": "../keys/Grpc.snk",
-      "xmlDoc": true,
-      "compile": {
-        "includeFiles": [ "../Grpc.Core/Version.cs" ]
-      }
-    },
-    "dependencies": {
-      "Grpc.Core": "${settings.csharp_version}",
-      "Google.Protobuf": "3.2.0"
-    },
-    "frameworks": {
-      "net45": {},
-      "netstandard1.5": {
-        "dependencies": {
-          "NETStandard.Library": "1.6.0"
-        }
-      }
-    }
-  }
diff --git a/templates/src/csharp/Grpc.IntegrationTesting.Client/project.json.template b/templates/src/csharp/Grpc.IntegrationTesting.Client/project.json.template
deleted file mode 100644
index 83b8a9b..0000000
--- a/templates/src/csharp/Grpc.IntegrationTesting.Client/project.json.template
+++ /dev/null
@@ -1,24 +0,0 @@
-%YAML 1.2
---- |
-  {
-    <%include file="../build_options.include" args="executable=True,includeData=True"/>
-    "dependencies": {
-      "Grpc.IntegrationTesting": {
-        "target": "project"
-      }
-    },
-    "frameworks": {
-      "net45": { },
-      "netcoreapp1.0": {
-        "imports": [
-          "portable-net45"
-        ],
-        "dependencies": {
-          "Microsoft.NETCore.App": {
-            "type": "platform",
-            "version": "1.0.0"
-          }
-        }
-      }
-    }
-  }
diff --git a/templates/src/csharp/Grpc.IntegrationTesting.QpsWorker/project.json.template b/templates/src/csharp/Grpc.IntegrationTesting.QpsWorker/project.json.template
deleted file mode 100644
index 8304d20..0000000
--- a/templates/src/csharp/Grpc.IntegrationTesting.QpsWorker/project.json.template
+++ /dev/null
@@ -1,29 +0,0 @@
-%YAML 1.2
---- |
-  {
-    <%include file="../build_options.include" args="executable=True,includeData=True"/>
-    "dependencies": {
-      "Grpc.IntegrationTesting": {
-        "target": "project"
-      }
-    },
-    "frameworks": {
-      "net45": { },
-      "netcoreapp1.0": {
-        "imports": [
-          "portable-net45"
-        ],
-        "dependencies": {
-          "Microsoft.NETCore.App": {
-            "type": "platform",
-            "version": "1.0.0"
-          }
-        }
-      }
-    },
-    "runtimeOptions": {
-      "configProperties": {
-        "System.GC.Server": true
-      }
-    }
-  }
diff --git a/templates/src/csharp/Grpc.IntegrationTesting.Server/project.json.template b/templates/src/csharp/Grpc.IntegrationTesting.Server/project.json.template
deleted file mode 100644
index 83b8a9b..0000000
--- a/templates/src/csharp/Grpc.IntegrationTesting.Server/project.json.template
+++ /dev/null
@@ -1,24 +0,0 @@
-%YAML 1.2
---- |
-  {
-    <%include file="../build_options.include" args="executable=True,includeData=True"/>
-    "dependencies": {
-      "Grpc.IntegrationTesting": {
-        "target": "project"
-      }
-    },
-    "frameworks": {
-      "net45": { },
-      "netcoreapp1.0": {
-        "imports": [
-          "portable-net45"
-        ],
-        "dependencies": {
-          "Microsoft.NETCore.App": {
-            "type": "platform",
-            "version": "1.0.0"
-          }
-        }
-      }
-    }
-  }
diff --git a/templates/src/csharp/Grpc.IntegrationTesting.StressClient/project.json.template b/templates/src/csharp/Grpc.IntegrationTesting.StressClient/project.json.template
deleted file mode 100644
index 83b8a9b..0000000
--- a/templates/src/csharp/Grpc.IntegrationTesting.StressClient/project.json.template
+++ /dev/null
@@ -1,24 +0,0 @@
-%YAML 1.2
---- |
-  {
-    <%include file="../build_options.include" args="executable=True,includeData=True"/>
-    "dependencies": {
-      "Grpc.IntegrationTesting": {
-        "target": "project"
-      }
-    },
-    "frameworks": {
-      "net45": { },
-      "netcoreapp1.0": {
-        "imports": [
-          "portable-net45"
-        ],
-        "dependencies": {
-          "Microsoft.NETCore.App": {
-            "type": "platform",
-            "version": "1.0.0"
-          }
-        }
-      }
-    }
-  }
diff --git a/templates/src/csharp/Grpc.IntegrationTesting/project.json.template b/templates/src/csharp/Grpc.IntegrationTesting/project.json.template
deleted file mode 100644
index 74b9281..0000000
--- a/templates/src/csharp/Grpc.IntegrationTesting/project.json.template
+++ /dev/null
@@ -1,35 +0,0 @@
-%YAML 1.2
---- |
-  {
-    <%include file="../build_options.include" args="executable=True,includeData=True"/>
-    "dependencies": {
-      "Grpc.Auth": {
-        "target": "project"
-      },
-      "Grpc.Core": {
-        "target": "project"
-      },
-      "Google.Protobuf": "3.2.0",
-      "CommandLineParser": "2.1.1-beta",
-      "Moq": "4.7.0",
-      "NUnit": "3.6.0",
-      "NUnitLite": "3.6.0"
-    },
-    "frameworks": {
-      "net45": {
-        "frameworkAssemblies": {}
-      },
-      "netcoreapp1.0": {
-        "imports": [
-          "portable-net45"
-        ],
-        "dependencies": {
-          "Microsoft.NETCore.App": {
-            "type": "platform",
-            "version": "1.0.0"
-          },
-          "System.Linq.Expressions": "4.1.0"
-        }
-      }
-    }
-  }
diff --git a/templates/src/csharp/Grpc.Reflection.Tests/project.json.template b/templates/src/csharp/Grpc.Reflection.Tests/project.json.template
deleted file mode 100644
index 65d200e..0000000
--- a/templates/src/csharp/Grpc.Reflection.Tests/project.json.template
+++ /dev/null
@@ -1,26 +0,0 @@
-%YAML 1.2
---- |
-  {
-    <%include file="../build_options.include" args="executable=True"/>
-    "dependencies": {
-      "Grpc.Reflection": {
-        "target": "project"
-      },
-      "NUnit": "3.6.0",
-      "NUnitLite": "3.6.0"
-    },
-    "frameworks": {
-      "net45": { },
-      "netcoreapp1.0": {
-        "imports": [
-          "portable-net45"
-        ],
-        "dependencies": {
-          "Microsoft.NETCore.App": {
-            "type": "platform",
-            "version": "1.0.0"
-          }
-        }
-      }
-    }
-  }
diff --git a/templates/src/csharp/Grpc.Reflection/project.json.template b/templates/src/csharp/Grpc.Reflection/project.json.template
deleted file mode 100644
index e6f65f8..0000000
--- a/templates/src/csharp/Grpc.Reflection/project.json.template
+++ /dev/null
@@ -1,37 +0,0 @@
-%YAML 1.2
---- |
-  {
-    "version": "${settings.csharp_version}",
-    "title": "gRPC C# Reflection",
-    "authors": [ "Google Inc." ],
-    "copyright": "Copyright 2016, Google Inc.",
-    "packOptions": {
-      "summary": "Implementation of gRPC reflection service",
-      "description": "Provides information about services running on a gRPC C# server.",
-      "owners": [ "grpc-packages" ],
-      "licenseUrl": "https://github.com/grpc/grpc/blob/master/LICENSE",
-      "projectUrl": "https://github.com/grpc/grpc",
-      "requireLicenseAcceptance": false,
-      "tags": [ "gRPC reflection" ]
-    },
-    "buildOptions": {
-      "define": [ "SIGNED" ],
-      "keyFile": "../keys/Grpc.snk",
-      "xmlDoc": true,
-      "compile": {
-        "includeFiles": [ "../Grpc.Core/Version.cs" ]
-      }
-    },
-    "dependencies": {
-      "Grpc.Core": "${settings.csharp_version}",
-      "Google.Protobuf": "3.2.0"
-    },
-    "frameworks": {
-      "net45": {},
-      "netstandard1.5": {
-        "dependencies": {
-          "NETStandard.Library": "1.6.0"
-        }
-      }
-    }
-  }
diff --git a/templates/src/csharp/build_options.include b/templates/src/csharp/build_options.include
deleted file mode 100644
index db4cc19..0000000
--- a/templates/src/csharp/build_options.include
+++ /dev/null
@@ -1,56 +0,0 @@
-<%page args="executable=False,includeData=False"/>\
-"buildOptions": {
-  % if executable:
-    "emitEntryPoint": true
-  % endif
-  },
-  % if executable:
-  "configurations": {
-    "Debug": {
-      "buildOptions": {
-        "define": [ "SIGNED" ],
-        "keyFile": "../keys/Grpc.snk",
-        "xmlDoc": true,
-        "compile": {
-          "includeFiles": [ "../Grpc.Core/Version.cs" ]
-        },
-        "copyToOutput": {
-          "mappings": {
-            % if includeData:
-            "data/ca.pem": "../Grpc.IntegrationTesting/data/ca.pem",
-            "data/server1.key": "../Grpc.IntegrationTesting/data/server1.key",
-            "data/server1.pem": "../Grpc.IntegrationTesting/data/server1.pem",
-            % endif
-            "grpc_csharp_ext.x64.dll": "../../../cmake/build/x64/Debug/grpc_csharp_ext.dll",
-            "grpc_csharp_ext.x86.dll": "../../../cmake/build/Win32/Debug/grpc_csharp_ext.dll",
-            "libgrpc_csharp_ext.x64.so": "../../../libs/dbg/libgrpc_csharp_ext.so",
-            "libgrpc_csharp_ext.x64.dylib": "../../../libs/dbg/libgrpc_csharp_ext.dylib"
-          }
-        }
-      }
-    },
-    "Release": {
-      "buildOptions": {
-        "define": [ "SIGNED" ],
-        "keyFile": "../keys/Grpc.snk",
-        "xmlDoc": true,
-        "compile": {
-          "includeFiles": [ "../Grpc.Core/Version.cs" ]
-        },
-        "copyToOutput": {
-          "mappings": {
-            % if includeData:
-            "data/ca.pem": "../Grpc.IntegrationTesting/data/ca.pem",
-            "data/server1.key": "../Grpc.IntegrationTesting/data/server1.key",
-            "data/server1.pem": "../Grpc.IntegrationTesting/data/server1.pem",
-            % endif
-            "grpc_csharp_ext.x64.dll": "../../../cmake/build/x64/Release/grpc_csharp_ext.dll",
-            "grpc_csharp_ext.x86.dll": "../../../cmake/build/Win32/Release/grpc_csharp_ext.dll",
-            "libgrpc_csharp_ext.x64.so": "../../../libs/opt/libgrpc_csharp_ext.so",
-            "libgrpc_csharp_ext.x64.dylib": "../../../libs/opt/libgrpc_csharp_ext.dylib"
-          }
-        }
-      }
-    }
-  },
-  %endif
diff --git a/templates/src/csharp/build_packages_dotnetcli.bat.template b/templates/src/csharp/build_packages_dotnetcli.bat.template
index 2f91d48..91808e0 100755
--- a/templates/src/csharp/build_packages_dotnetcli.bat.template
+++ b/templates/src/csharp/build_packages_dotnetcli.bat.template
@@ -31,11 +31,10 @@
   
   @rem Current package versions
   set VERSION=${settings.csharp_version}
-  set PROTOBUF_VERSION=3.0.0
   
   @rem Adjust the location of nuget.exe
   set NUGET=C:\nuget\nuget.exe
-  set DOTNET=C:\dotnet\dotnet.exe
+  set DOTNET=dotnet
   
   set -ex
   
@@ -58,13 +57,16 @@
   xcopy /Y /I ..\..\architecture=x86,language=protoc,platform=macos\artifacts\* protoc_plugins\macosx_x86${"\\"}
   xcopy /Y /I ..\..\architecture=x64,language=protoc,platform=macos\artifacts\* protoc_plugins\macosx_x64${"\\"}
   
-  %%DOTNET% restore . || goto :error
+  %%DOTNET% restore Grpc.sln || goto :error
   
-  %%DOTNET% pack --configuration Release Grpc.Core\project.json --output ..\..\artifacts || goto :error
-  %%DOTNET% pack --configuration Release Grpc.Core.Testing\project.json --output ..\..\artifacts || goto :error
-  %%DOTNET% pack --configuration Release Grpc.Auth\project.json --output ..\..\artifacts || goto :error
-  %%DOTNET% pack --configuration Release Grpc.HealthCheck\project.json --output ..\..\artifacts || goto :error
-  %%DOTNET% pack --configuration Release Grpc.Reflection\project.json --output ..\..\artifacts || goto :error
+  @rem To be able to build, we also need to put grpc_csharp_ext to its normal location
+  xcopy /Y /I nativelibs\windows_x64\grpc_csharp_ext.dll ..\..\cmake\build\x64\Release${"\\"}
+  
+  %%DOTNET% pack --configuration Release Grpc.Core --output ..\..\..\artifacts || goto :error
+  %%DOTNET% pack --configuration Release Grpc.Core.Testing --output ..\..\..\artifacts || goto :error
+  %%DOTNET% pack --configuration Release Grpc.Auth --output ..\..\..\artifacts || goto :error
+  %%DOTNET% pack --configuration Release Grpc.HealthCheck --output ..\..\..\artifacts || goto :error
+  %%DOTNET% pack --configuration Release Grpc.Reflection --output ..\..\..\artifacts || goto :error
   
   %%NUGET% pack Grpc.nuspec -Version %VERSION% -OutputDirectory ..\..\artifacts || goto :error
   %%NUGET% pack Grpc.Tools.nuspec -Version %VERSION% -OutputDirectory ..\..\artifacts
diff --git a/templates/src/csharp/build_packages_dotnetcli.sh.template b/templates/src/csharp/build_packages_dotnetcli.sh.template
index c536437..374b236 100755
--- a/templates/src/csharp/build_packages_dotnetcli.sh.template
+++ b/templates/src/csharp/build_packages_dotnetcli.sh.template
@@ -60,13 +60,17 @@
   cp $EXTERNAL_GIT_ROOT/architecture=x86,language=protoc,platform=macos/artifacts/* protoc_plugins/macosx_x86 || true
   cp $EXTERNAL_GIT_ROOT/architecture=x64,language=protoc,platform=macos/artifacts/* protoc_plugins/macosx_x64 || true
   
-  dotnet restore .
+  dotnet restore Grpc.sln
   
-  dotnet pack --configuration Release Grpc.Core/project.json --output ../../artifacts
-  dotnet pack --configuration Release Grpc.Core.Testing/project.json --output ../../artifacts
-  dotnet pack --configuration Release Grpc.Auth/project.json --output ../../artifacts
-  dotnet pack --configuration Release Grpc.HealthCheck/project.json --output ../../artifacts
-  dotnet pack --configuration Release Grpc.Reflection/project.json --output ../../artifacts
+  # To be able to build, we also need to put grpc_csharp_ext to its normal location
+  mkdir -p ../../libs/opt
+  cp nativelibs/linux_x64/libgrpc_csharp_ext.so ../../libs/opt
+  
+  dotnet pack --configuration Release Grpc.Core --output ../../../artifacts
+  dotnet pack --configuration Release Grpc.Core.Testing --output ../../../artifacts
+  dotnet pack --configuration Release Grpc.Auth --output ../../../artifacts
+  dotnet pack --configuration Release Grpc.HealthCheck --output ../../../artifacts
+  dotnet pack --configuration Release Grpc.Reflection --output ../../../artifacts
   
   nuget pack Grpc.nuspec -Version "${settings.csharp_version}" -OutputDirectory ../../artifacts
   nuget pack Grpc.Tools.nuspec -Version "${settings.csharp_version}" -OutputDirectory ../../artifacts
diff --git a/templates/tools/dockerfile/csharp_deps.include b/templates/tools/dockerfile/csharp_deps.include
index 7e89dec..612b119 100644
--- a/templates/tools/dockerfile/csharp_deps.include
+++ b/templates/tools/dockerfile/csharp_deps.include
@@ -6,7 +6,6 @@
 RUN echo "deb http://download.mono-project.com/repo/debian wheezy main" | tee /etc/apt/sources.list.d/mono-xamarin.list
 RUN echo "deb http://download.mono-project.com/repo/debian wheezy-apache24-compat main" | tee -a /etc/apt/sources.list.d/mono-xamarin.list
 RUN echo "deb http://download.mono-project.com/repo/debian wheezy-libjpeg62-compat main" | tee -a /etc/apt/sources.list.d/mono-xamarin.list
-RUN echo "deb http://download.mono-project.com/repo/debian wheezy-libtiff-compat main" | tee -a /etc/apt/sources.list.d/mono-xamarin.list
 
 # Install dependencies
 RUN apt-get update && apt-get -y dist-upgrade && apt-get install -y ${'\\'}
diff --git a/templates/tools/dockerfile/interoptest/grpc_interop_csharp/Dockerfile.template b/templates/tools/dockerfile/interoptest/grpc_interop_csharp/Dockerfile.template
index da0c70a..092f04d 100644
--- a/templates/tools/dockerfile/interoptest/grpc_interop_csharp/Dockerfile.template
+++ b/templates/tools/dockerfile/interoptest/grpc_interop_csharp/Dockerfile.template
@@ -34,6 +34,7 @@
   <%include file="../../apt_get_basic.include"/>
   <%include file="../../python_deps.include"/>
   <%include file="../../csharp_deps.include"/>
+  <%include file="../../csharp_dotnetcli_deps.include"/>
   <%include file="../../run_tests_addons.include"/>
   # Define the default command.
   CMD ["bash"]
diff --git a/templates/tools/dockerfile/interoptest/grpc_interop_csharpcoreclr/Dockerfile.template b/templates/tools/dockerfile/interoptest/grpc_interop_csharpcoreclr/Dockerfile.template
deleted file mode 100644
index 092f04d..0000000
--- a/templates/tools/dockerfile/interoptest/grpc_interop_csharpcoreclr/Dockerfile.template
+++ /dev/null
@@ -1,41 +0,0 @@
-%YAML 1.2
---- |
-  # Copyright 2015, Google Inc.
-  # All rights reserved.
-  #
-  # Redistribution and use in source and binary forms, with or without
-  # modification, are permitted provided that the following conditions are
-  # met:
-  #
-  #     * Redistributions of source code must retain the above copyright
-  # notice, this list of conditions and the following disclaimer.
-  #     * Redistributions in binary form must reproduce the above
-  # copyright notice, this list of conditions and the following disclaimer
-  # in the documentation and/or other materials provided with the
-  # distribution.
-  #     * Neither the name of Google Inc. nor the names of its
-  # contributors may be used to endorse or promote products derived from
-  # this software without specific prior written permission.
-  #
-  # THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
-  # "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
-  # LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
-  # A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
-  # OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
-  # SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
-  # LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
-  # DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
-  # THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
-  # (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
-  # OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
-  
-  FROM debian:jessie
-  
-  <%include file="../../apt_get_basic.include"/>
-  <%include file="../../python_deps.include"/>
-  <%include file="../../csharp_deps.include"/>
-  <%include file="../../csharp_dotnetcli_deps.include"/>
-  <%include file="../../run_tests_addons.include"/>
-  # Define the default command.
-  CMD ["bash"]
-  
diff --git a/templates/tools/dockerfile/test/csharp_coreclr_x64/Dockerfile.template b/templates/tools/dockerfile/test/csharp_coreclr_x64/Dockerfile.template
deleted file mode 100644
index 092f04d..0000000
--- a/templates/tools/dockerfile/test/csharp_coreclr_x64/Dockerfile.template
+++ /dev/null
@@ -1,41 +0,0 @@
-%YAML 1.2
---- |
-  # Copyright 2015, Google Inc.
-  # All rights reserved.
-  #
-  # Redistribution and use in source and binary forms, with or without
-  # modification, are permitted provided that the following conditions are
-  # met:
-  #
-  #     * Redistributions of source code must retain the above copyright
-  # notice, this list of conditions and the following disclaimer.
-  #     * Redistributions in binary form must reproduce the above
-  # copyright notice, this list of conditions and the following disclaimer
-  # in the documentation and/or other materials provided with the
-  # distribution.
-  #     * Neither the name of Google Inc. nor the names of its
-  # contributors may be used to endorse or promote products derived from
-  # this software without specific prior written permission.
-  #
-  # THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS
-  # "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT
-  # LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR
-  # A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT
-  # OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
-  # SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
-  # LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE,
-  # DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY
-  # THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT
-  # (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
-  # OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
-  
-  FROM debian:jessie
-  
-  <%include file="../../apt_get_basic.include"/>
-  <%include file="../../python_deps.include"/>
-  <%include file="../../csharp_deps.include"/>
-  <%include file="../../csharp_dotnetcli_deps.include"/>
-  <%include file="../../run_tests_addons.include"/>
-  # Define the default command.
-  CMD ["bash"]
-  
diff --git a/templates/tools/dockerfile/test/csharp_jessie_x64/Dockerfile.template b/templates/tools/dockerfile/test/csharp_jessie_x64/Dockerfile.template
index da0c70a..092f04d 100644
--- a/templates/tools/dockerfile/test/csharp_jessie_x64/Dockerfile.template
+++ b/templates/tools/dockerfile/test/csharp_jessie_x64/Dockerfile.template
@@ -34,6 +34,7 @@
   <%include file="../../apt_get_basic.include"/>
   <%include file="../../python_deps.include"/>
   <%include file="../../csharp_deps.include"/>
+  <%include file="../../csharp_dotnetcli_deps.include"/>
   <%include file="../../run_tests_addons.include"/>
   # Define the default command.
   CMD ["bash"]
diff --git a/test/core/end2end/invalid_call_argument_test.c b/test/core/end2end/invalid_call_argument_test.c
index 2a90725..bfd8e6f 100644
--- a/test/core/end2end/invalid_call_argument_test.c
+++ b/test/core/end2end/invalid_call_argument_test.c
@@ -31,6 +31,8 @@
  *
  */
 
+#include <grpc/impl/codegen/port_platform.h>
+
 #include <limits.h>
 #include <string.h>
 
diff --git a/test/core/end2end/tests/max_connection_idle.c b/test/core/end2end/tests/max_connection_idle.c
index c0984e4..98bc08c 100644
--- a/test/core/end2end/tests/max_connection_idle.c
+++ b/test/core/end2end/tests/max_connection_idle.c
@@ -36,6 +36,7 @@
 #include <limits.h>
 #include <string.h>
 
+#include <grpc/support/alloc.h>
 #include <grpc/support/log.h>
 #include <grpc/support/sync.h>
 #include <grpc/support/time.h>
@@ -48,6 +49,138 @@
 
 static void *tag(intptr_t t) { return (void *)t; }
 
+static void drain_cq(grpc_completion_queue *cq) {
+  grpc_event ev;
+  do {
+    ev = grpc_completion_queue_next(cq, grpc_timeout_seconds_to_deadline(5),
+                                    NULL);
+  } while (ev.type != GRPC_QUEUE_SHUTDOWN);
+}
+
+static void simple_request_body(grpc_end2end_test_config config,
+                                grpc_end2end_test_fixture *f) {
+  grpc_call *c;
+  grpc_call *s;
+  cq_verifier *cqv = cq_verifier_create(f->cq);
+  grpc_op ops[6];
+  grpc_op *op;
+  grpc_metadata_array initial_metadata_recv;
+  grpc_metadata_array trailing_metadata_recv;
+  grpc_metadata_array request_metadata_recv;
+  grpc_call_details call_details;
+  grpc_status_code status;
+  grpc_call_error error;
+  grpc_slice details;
+  int was_cancelled = 2;
+  char *peer;
+
+  gpr_timespec deadline = grpc_timeout_seconds_to_deadline(5);
+  c = grpc_channel_create_call(
+      f->client, NULL, GRPC_PROPAGATE_DEFAULTS, f->cq,
+      grpc_slice_from_static_string("/foo"),
+      get_host_override_slice("foo.test.google.fr:1234", config), deadline,
+      NULL);
+  GPR_ASSERT(c);
+
+  peer = grpc_call_get_peer(c);
+  GPR_ASSERT(peer != NULL);
+  gpr_log(GPR_DEBUG, "client_peer_before_call=%s", peer);
+  gpr_free(peer);
+
+  grpc_metadata_array_init(&initial_metadata_recv);
+  grpc_metadata_array_init(&trailing_metadata_recv);
+  grpc_metadata_array_init(&request_metadata_recv);
+  grpc_call_details_init(&call_details);
+
+  memset(ops, 0, sizeof(ops));
+  op = ops;
+  op->op = GRPC_OP_SEND_INITIAL_METADATA;
+  op->data.send_initial_metadata.count = 0;
+  op->flags = 0;
+  op->reserved = NULL;
+  op++;
+  op->op = GRPC_OP_SEND_CLOSE_FROM_CLIENT;
+  op->flags = 0;
+  op->reserved = NULL;
+  op++;
+  op->op = GRPC_OP_RECV_INITIAL_METADATA;
+  op->data.recv_initial_metadata.recv_initial_metadata = &initial_metadata_recv;
+  op->flags = 0;
+  op->reserved = NULL;
+  op++;
+  op->op = GRPC_OP_RECV_STATUS_ON_CLIENT;
+  op->data.recv_status_on_client.trailing_metadata = &trailing_metadata_recv;
+  op->data.recv_status_on_client.status = &status;
+  op->data.recv_status_on_client.status_details = &details;
+  op->flags = 0;
+  op->reserved = NULL;
+  op++;
+  error = grpc_call_start_batch(c, ops, (size_t)(op - ops), tag(1), NULL);
+  GPR_ASSERT(GRPC_CALL_OK == error);
+
+  error =
+      grpc_server_request_call(f->server, &s, &call_details,
+                               &request_metadata_recv, f->cq, f->cq, tag(101));
+  GPR_ASSERT(GRPC_CALL_OK == error);
+  CQ_EXPECT_COMPLETION(cqv, tag(101), 1);
+  cq_verify(cqv);
+
+  peer = grpc_call_get_peer(s);
+  GPR_ASSERT(peer != NULL);
+  gpr_log(GPR_DEBUG, "server_peer=%s", peer);
+  gpr_free(peer);
+  peer = grpc_call_get_peer(c);
+  GPR_ASSERT(peer != NULL);
+  gpr_log(GPR_DEBUG, "client_peer=%s", peer);
+  gpr_free(peer);
+
+  memset(ops, 0, sizeof(ops));
+  op = ops;
+  op->op = GRPC_OP_SEND_INITIAL_METADATA;
+  op->data.send_initial_metadata.count = 0;
+  op->flags = 0;
+  op->reserved = NULL;
+  op++;
+  op->op = GRPC_OP_SEND_STATUS_FROM_SERVER;
+  op->data.send_status_from_server.trailing_metadata_count = 0;
+  op->data.send_status_from_server.status = GRPC_STATUS_UNIMPLEMENTED;
+  grpc_slice status_details = grpc_slice_from_static_string("xyz");
+  op->data.send_status_from_server.status_details = &status_details;
+  op->flags = 0;
+  op->reserved = NULL;
+  op++;
+  op->op = GRPC_OP_RECV_CLOSE_ON_SERVER;
+  op->data.recv_close_on_server.cancelled = &was_cancelled;
+  op->flags = 0;
+  op->reserved = NULL;
+  op++;
+  error = grpc_call_start_batch(s, ops, (size_t)(op - ops), tag(102), NULL);
+  GPR_ASSERT(GRPC_CALL_OK == error);
+
+  CQ_EXPECT_COMPLETION(cqv, tag(102), 1);
+  CQ_EXPECT_COMPLETION(cqv, tag(1), 1);
+  cq_verify(cqv);
+
+  GPR_ASSERT(status == GRPC_STATUS_UNIMPLEMENTED);
+  GPR_ASSERT(0 == grpc_slice_str_cmp(details, "xyz"));
+  GPR_ASSERT(0 == grpc_slice_str_cmp(call_details.method, "/foo"));
+  validate_host_override_string("foo.test.google.fr:1234", call_details.host,
+                                config);
+  GPR_ASSERT(0 == call_details.flags);
+  GPR_ASSERT(was_cancelled == 1);
+
+  grpc_slice_unref(details);
+  grpc_metadata_array_destroy(&initial_metadata_recv);
+  grpc_metadata_array_destroy(&trailing_metadata_recv);
+  grpc_metadata_array_destroy(&request_metadata_recv);
+  grpc_call_details_destroy(&call_details);
+
+  grpc_call_destroy(c);
+  grpc_call_destroy(s);
+
+  cq_verifier_destroy(cqv);
+}
+
 static void test_max_connection_idle(grpc_end2end_test_config config) {
   grpc_end2end_test_fixture f = config.create_fixture(NULL, NULL);
   grpc_connectivity_state state = GRPC_CHANNEL_IDLE;
@@ -86,6 +219,9 @@
                state == GRPC_CHANNEL_TRANSIENT_FAILURE);
   }
 
+  /* Use a simple request to cancel and reset the max idle timer */
+  simple_request_body(config, &f);
+
   /* wait for the channel to reach its maximum idle time */
   grpc_channel_watch_connectivity_state(
       f.client, GRPC_CHANNEL_READY,
@@ -104,6 +240,7 @@
   grpc_server_destroy(f.server);
   grpc_channel_destroy(f.client);
   grpc_completion_queue_shutdown(f.cq);
+  drain_cq(f.cq);
   grpc_completion_queue_destroy(f.cq);
   config.tear_down_data(&f);
 
diff --git a/test/core/iomgr/ev_epoll_linux_test.c b/test/core/iomgr/ev_epoll_linux_test.c
index 5f8124a..0856023 100644
--- a/test/core/iomgr/ev_epoll_linux_test.c
+++ b/test/core/iomgr/ev_epoll_linux_test.c
@@ -346,11 +346,13 @@
   threading_shared *shared = arg;
   ++shared->wakeups;
   ++thread_wakeups;
-  GPR_ASSERT(GRPC_LOG_IF_ERROR(
-      "consume_wakeup", grpc_wakeup_fd_consume_wakeup(shared->wakeup_fd)));
-  grpc_fd_notify_on_read(exec_ctx, shared->wakeup_desc, &shared->on_wakeup);
-  GPR_ASSERT(GRPC_LOG_IF_ERROR("wakeup_next",
-                               grpc_wakeup_fd_wakeup(shared->wakeup_fd)));
+  if (error == GRPC_ERROR_NONE) {
+    GPR_ASSERT(GRPC_LOG_IF_ERROR(
+        "consume_wakeup", grpc_wakeup_fd_consume_wakeup(shared->wakeup_fd)));
+    grpc_fd_notify_on_read(exec_ctx, shared->wakeup_desc, &shared->on_wakeup);
+    GPR_ASSERT(GRPC_LOG_IF_ERROR("wakeup_next",
+                                 grpc_wakeup_fd_wakeup(shared->wakeup_fd)));
+  }
 }
 
 static void test_threading(void) {
@@ -387,6 +389,7 @@
   grpc_wakeup_fd_destroy(&fd);
   {
     grpc_exec_ctx exec_ctx = GRPC_EXEC_CTX_INIT;
+    grpc_fd_shutdown(&exec_ctx, shared.wakeup_desc, GRPC_ERROR_CANCELLED);
     grpc_fd_orphan(&exec_ctx, shared.wakeup_desc, NULL, NULL, "done");
     grpc_pollset_shutdown(&exec_ctx, shared.pollset,
                           grpc_closure_create(destroy_pollset, shared.pollset,
diff --git a/test/core/iomgr/sockaddr_utils_test.c b/test/core/iomgr/sockaddr_utils_test.c
index 70a6c32..09c514c 100644
--- a/test/core/iomgr/sockaddr_utils_test.c
+++ b/test/core/iomgr/sockaddr_utils_test.c
@@ -254,8 +254,6 @@
   expect_sockaddr_str("(sockaddr family=123)", &dummy, 0);
   expect_sockaddr_str("(sockaddr family=123)", &dummy, 1);
   GPR_ASSERT(grpc_sockaddr_to_uri(&dummy) == NULL);
-
-  GPR_ASSERT(errno == 0x7EADBEEF);
 }
 
 static void test_sockaddr_set_get_port(void) {
diff --git a/test/cpp/end2end/end2end_test.cc b/test/cpp/end2end/end2end_test.cc
index d3a83b1..df71777 100644
--- a/test/cpp/end2end/end2end_test.cc
+++ b/test/cpp/end2end/end2end_test.cc
@@ -1130,6 +1130,39 @@
   EXPECT_TRUE(returned_info.ParseFromString(ToString(iter->second)));
 }
 
+TEST_P(End2endTest, ExpectErrorTest) {
+  ResetStub();
+
+  std::vector<ErrorStatus> expected_status;
+  expected_status.emplace_back();
+  expected_status.back().set_code(13);  // INTERNAL
+  expected_status.back().set_error_message("text error message");
+  expected_status.back().set_binary_error_details("text error details");
+  expected_status.emplace_back();
+  expected_status.back().set_code(13);  // INTERNAL
+  expected_status.back().set_error_message("text error message");
+  expected_status.back().set_binary_error_details(
+      "\x0\x1\x2\x3\x4\x5\x6\x8\x9\xA\xB");
+
+  for (auto iter = expected_status.begin(); iter != expected_status.end();
+       ++iter) {
+    EchoRequest request;
+    EchoResponse response;
+    ClientContext context;
+    request.set_message("Hello");
+    auto* error = request.mutable_param()->mutable_expected_error();
+    error->set_code(iter->code());
+    error->set_error_message(iter->error_message());
+    error->set_binary_error_details(iter->binary_error_details());
+
+    Status s = stub_->Echo(&context, request, &response);
+    EXPECT_FALSE(s.ok());
+    EXPECT_EQ(iter->code(), s.error_code());
+    EXPECT_EQ(iter->error_message(), s.error_message());
+    EXPECT_EQ(iter->binary_error_details(), s.error_details());
+  }
+}
+
 //////////////////////////////////////////////////////////////////////////
 // Test with and without a proxy.
 class ProxyEnd2endTest : public End2endTest {
diff --git a/test/cpp/end2end/test_service_impl.cc b/test/cpp/end2end/test_service_impl.cc
index 11729c4..b473dd1 100644
--- a/test/cpp/end2end/test_service_impl.cc
+++ b/test/cpp/end2end/test_service_impl.cc
@@ -92,6 +92,11 @@
     gpr_log(GPR_ERROR, "The request should not reach application handler.");
     GPR_ASSERT(0);
   }
+  if (request->has_param() && request->param().has_expected_error()) {
+    const auto& error = request->param().expected_error();
+    return Status(static_cast<StatusCode>(error.code()), error.error_message(),
+                  error.binary_error_details());
+  }
   int server_try_cancel = GetIntValueFromMetadata(
       kServerTryCancelRequest, context->client_metadata(), DO_NOT_CANCEL);
   if (server_try_cancel > DO_NOT_CANCEL) {
diff --git a/test/cpp/microbenchmarks/bm_cq_multiple_threads.cc b/test/cpp/microbenchmarks/bm_cq_multiple_threads.cc
index 967c226..8627463 100644
--- a/test/cpp/microbenchmarks/bm_cq_multiple_threads.cc
+++ b/test/cpp/microbenchmarks/bm_cq_multiple_threads.cc
@@ -36,6 +36,8 @@
 #include <atomic>
 
 #include <grpc/grpc.h>
+#include <grpc/support/alloc.h>
+#include <grpc/support/log.h>
 #include "test/cpp/microbenchmarks/helpers.h"
 
 extern "C" {
@@ -51,13 +53,10 @@
 namespace grpc {
 namespace testing {
 
-static void* make_tag(int i) { return (void*)(intptr_t)i; }
+static void* g_tag = (void*)(intptr_t)10;  // Some random number
 static grpc_completion_queue* g_cq;
 static grpc_event_engine_vtable g_vtable;
 
-static __thread int g_thread_idx;
-static __thread grpc_cq_completion g_cq_completion;
-
 static void pollset_shutdown(grpc_exec_ctx* exec_ctx, grpc_pollset* ps,
                              grpc_closure* closure) {
   grpc_closure_sched(exec_ctx, closure, GRPC_ERROR_NONE);
@@ -76,15 +75,18 @@
 
 /* Callback when the tag is dequeued from the completion queue. Does nothing */
 static void cq_done_cb(grpc_exec_ctx* exec_ctx, void* done_arg,
-                       grpc_cq_completion* cq_completion) {}
+                       grpc_cq_completion* cq_completion) {
+  gpr_free(cq_completion);
+}
 
 /* Queues a completion tag. ZERO polling overhead */
 static grpc_error* pollset_work(grpc_exec_ctx* exec_ctx, grpc_pollset* ps,
                                 grpc_pollset_worker** worker, gpr_timespec now,
                                 gpr_timespec deadline) {
   gpr_mu_unlock(&ps->mu);
-  grpc_cq_end_op(exec_ctx, g_cq, make_tag(g_thread_idx), GRPC_ERROR_NONE,
-                 cq_done_cb, NULL, &g_cq_completion);
+  grpc_cq_begin_op(g_cq, g_tag);
+  grpc_cq_end_op(exec_ctx, g_cq, g_tag, GRPC_ERROR_NONE, cq_done_cb, NULL,
+                 (grpc_cq_completion*)gpr_malloc(sizeof(grpc_cq_completion)));
   grpc_exec_ctx_flush(exec_ctx);
   gpr_mu_lock(&ps->mu);
   return GRPC_ERROR_NONE;
@@ -109,26 +111,42 @@
   g_cq = grpc_completion_queue_create(NULL);
 }
 
+static void teardown() {
+  grpc_completion_queue_shutdown(g_cq);
+  grpc_completion_queue_destroy(g_cq);
+}
+
+/* A few notes about Multi-threaded benchmarks:
+
+ Setup:
+  The benchmark framework ensures that none of the threads proceed beyond the
+  state.KeepRunning() call unless all the threads have called state.keepRunning
+  atleast once.  So it is safe to do the initialization in one of the threads
+  before state.KeepRunning() is called.
+
+ Teardown:
+  The benchmark framework also ensures that no thread is running the benchmark
+  code (i.e the code between two successive calls of state.KeepRunning()) if
+  state.KeepRunning() returns false. So it is safe to do the teardown in one
+  of the threads after state.keepRunning() returns false.
+*/
 static void BM_Cq_Throughput(benchmark::State& state) {
   TrackCounters track_counters;
-  gpr_timespec deadline = gpr_inf_past(GPR_CLOCK_MONOTONIC);
+  gpr_timespec deadline = gpr_inf_future(GPR_CLOCK_MONOTONIC);
 
   if (state.thread_index == 0) {
     setup();
   }
 
   while (state.KeepRunning()) {
-    g_thread_idx = state.thread_index;
-    void* dummy_tag = make_tag(g_thread_idx);
-    grpc_cq_begin_op(g_cq, dummy_tag);
-    grpc_completion_queue_next(g_cq, deadline, NULL);
+    GPR_ASSERT(grpc_completion_queue_next(g_cq, deadline, NULL).type ==
+               GRPC_OP_COMPLETE);
   }
 
   state.SetItemsProcessed(state.iterations());
 
   if (state.thread_index == 0) {
-    grpc_completion_queue_shutdown(g_cq);
-    grpc_completion_queue_destroy(g_cq);
+    teardown();
   }
 
   track_counters.Finish(state);
diff --git a/test/cpp/qps/benchmark_config.cc b/test/cpp/qps/benchmark_config.cc
index 98b8d0b..d33f3e9 100644
--- a/test/cpp/qps/benchmark_config.cc
+++ b/test/cpp/qps/benchmark_config.cc
@@ -33,6 +33,9 @@
 
 #include "test/cpp/qps/benchmark_config.h"
 #include <gflags/gflags.h>
+#include <grpc++/create_channel.h>
+#include <grpc++/security/credentials.h>
+#include <grpc/support/log.h>
 
 DEFINE_bool(enable_log_reporter, true,
             "Enable reporting of benchmark results through GprLog");
@@ -51,6 +54,11 @@
 
 DEFINE_string(tag, "", "Optional tag for the test");
 
+DEFINE_string(rpc_reporter_server_address, "",
+              "Server address for rpc reporter to send results to");
+
+DEFINE_bool(enable_rpc_reporter, false, "Enable use of RPC reporter");
+
 // In some distros, gflags is in the namespace google, and in some others,
 // in gflags. This hack is enabling us to find both.
 namespace google {}
@@ -75,6 +83,13 @@
     composite_reporter->add(std::unique_ptr<Reporter>(
         new JsonReporter("JsonReporter", FLAGS_scenario_result_file)));
   }
+  if (FLAGS_enable_rpc_reporter) {
+    GPR_ASSERT(!FLAGS_rpc_reporter_server_address.empty());
+    composite_reporter->add(std::unique_ptr<Reporter>(new RpcReporter(
+        "RpcReporter",
+        grpc::CreateChannel(FLAGS_rpc_reporter_server_address,
+                            grpc::InsecureChannelCredentials()))));
+  }
 
   return std::shared_ptr<Reporter>(composite_reporter);
 }
diff --git a/test/cpp/qps/report.cc b/test/cpp/qps/report.cc
index 7f84816..a9130bf 100644
--- a/test/cpp/qps/report.cc
+++ b/test/cpp/qps/report.cc
@@ -40,6 +40,9 @@
 #include "test/cpp/qps/parse_json.h"
 #include "test/cpp/qps/stats.h"
 
+#include <grpc++/client_context.h>
+#include "src/proto/grpc/testing/services.grpc.pb.h"
+
 namespace grpc {
 namespace testing {
 
@@ -142,5 +145,37 @@
   // NOP - all reporting is handled by ReportQPS.
 }
 
+void RpcReporter::ReportQPS(const ScenarioResult& result) {
+  grpc::ClientContext context;
+  grpc::Status status;
+  Void dummy;
+
+  gpr_log(GPR_INFO, "RPC reporter sending scenario result to server");
+  status = stub_->ReportScenario(&context, result, &dummy);
+
+  if (status.ok()) {
+    gpr_log(GPR_INFO, "RpcReporter report RPC success!");
+  } else {
+    gpr_log(GPR_ERROR, "RpcReporter report RPC: code: %d. message: %s",
+            status.error_code(), status.error_message().c_str());
+  }
+}
+
+void RpcReporter::ReportQPSPerCore(const ScenarioResult& result) {
+  // NOP - all reporting is handled by ReportQPS.
+}
+
+void RpcReporter::ReportLatency(const ScenarioResult& result) {
+  // NOP - all reporting is handled by ReportQPS.
+}
+
+void RpcReporter::ReportTimes(const ScenarioResult& result) {
+  // NOP - all reporting is handled by ReportQPS.
+}
+
+void RpcReporter::ReportCpuUsage(const ScenarioResult& result) {
+  // NOP - all reporting is handled by ReportQPS.
+}
+
 }  // namespace testing
 }  // namespace grpc
diff --git a/test/cpp/qps/report.h b/test/cpp/qps/report.h
index faf87ff..1749be9 100644
--- a/test/cpp/qps/report.h
+++ b/test/cpp/qps/report.h
@@ -42,6 +42,9 @@
 
 #include "test/cpp/qps/driver.h"
 
+#include <grpc++/channel.h>
+#include "src/proto/grpc/testing/services.grpc.pb.h"
+
 namespace grpc {
 namespace testing {
 
@@ -124,6 +127,21 @@
   const string report_file_;
 };
 
+class RpcReporter : public Reporter {
+ public:
+  RpcReporter(const string& name, std::shared_ptr<grpc::Channel> channel)
+      : Reporter(name), stub_(ReportQpsScenarioService::NewStub(channel)) {}
+
+ private:
+  void ReportQPS(const ScenarioResult& result) override;
+  void ReportQPSPerCore(const ScenarioResult& result) override;
+  void ReportLatency(const ScenarioResult& result) override;
+  void ReportTimes(const ScenarioResult& result) override;
+  void ReportCpuUsage(const ScenarioResult& result) override;
+
+  std::unique_ptr<ReportQpsScenarioService::Stub> stub_;
+};
+
 }  // namespace testing
 }  // namespace grpc
 
diff --git a/third_party/googletest b/third_party/googletest
index c994585..ec44c6c 160000
--- a/third_party/googletest
+++ b/third_party/googletest
@@ -1 +1 @@
-Subproject commit c99458533a9b4c743ed51537e25989ea55944908
+Subproject commit ec44c6c1675c25b9827aacd08c02433cccde7780
diff --git a/third_party/gtest.BUILD b/third_party/gtest.BUILD
index a07db65..52c9ca2 100644
--- a/third_party/gtest.BUILD
+++ b/third_party/gtest.BUILD
@@ -1,11 +1,12 @@
 cc_library(
     name = "gtest",
     srcs = [
-        "src/gtest-all.cc",
+        "googletest/src/gtest-all.cc",
     ],
-    hdrs = glob(["include/**/*.h", "src/*.cc", "src/*.h"]),
+    hdrs = glob(["googletest/include/**/*.h", "googletest/src/*.cc", "googletest/src/*.h"]),
     includes = [
-        "include",
+        "googletest",
+        "googletest/include",
     ],
     linkstatic = 1,
     visibility = [
diff --git a/third_party/protobuf b/third_party/protobuf
index 593e917..4a0dd03 160000
--- a/third_party/protobuf
+++ b/third_party/protobuf
@@ -1 +1 @@
-Subproject commit 593e917c176b5bc5aafa57bf9f6030d749d91cd5
+Subproject commit 4a0dd03e52e09332c8fd0f8f26a8e0ae9f911182
diff --git a/tools/distrib/python/grpcio_tools/protoc_lib_deps.py b/tools/distrib/python/grpcio_tools/protoc_lib_deps.py
index c2aa619..7e8cd98 100644
--- a/tools/distrib/python/grpcio_tools/protoc_lib_deps.py
+++ b/tools/distrib/python/grpcio_tools/protoc_lib_deps.py
@@ -29,7 +29,7 @@
 # OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
 
 # AUTO-GENERATED BY make_grpcio_tools.py!
-CC_FILES=['google/protobuf/compiler/zip_writer.cc', 'google/protobuf/compiler/subprocess.cc', 'google/protobuf/compiler/ruby/ruby_generator.cc', 'google/protobuf/compiler/python/python_generator.cc', 'google/protobuf/compiler/plugin.pb.cc', 'google/protobuf/compiler/plugin.cc', 'google/protobuf/compiler/php/php_generator.cc', 'google/protobuf/compiler/objectivec/objectivec_primitive_field.cc', 'google/protobuf/compiler/objectivec/objectivec_oneof.cc', 'google/protobuf/compiler/objectivec/objectivec_message_field.cc', 'google/protobuf/compiler/objectivec/objectivec_message.cc', 'google/protobuf/compiler/objectivec/objectivec_map_field.cc', 'google/protobuf/compiler/objectivec/objectivec_helpers.cc', 'google/protobuf/compiler/objectivec/objectivec_generator.cc', 'google/protobuf/compiler/objectivec/objectivec_file.cc', 'google/protobuf/compiler/objectivec/objectivec_field.cc', 'google/protobuf/compiler/objectivec/objectivec_extension.cc', 'google/protobuf/compiler/objectivec/objectivec_enum_field.cc', 'google/protobuf/compiler/objectivec/objectivec_enum.cc', 'google/protobuf/compiler/js/well_known_types_embed.cc', 'google/protobuf/compiler/js/js_generator.cc', 'google/protobuf/compiler/javanano/javanano_primitive_field.cc', 'google/protobuf/compiler/javanano/javanano_message_field.cc', 'google/protobuf/compiler/javanano/javanano_message.cc', 'google/protobuf/compiler/javanano/javanano_map_field.cc', 'google/protobuf/compiler/javanano/javanano_helpers.cc', 'google/protobuf/compiler/javanano/javanano_generator.cc', 'google/protobuf/compiler/javanano/javanano_file.cc', 'google/protobuf/compiler/javanano/javanano_field.cc', 'google/protobuf/compiler/javanano/javanano_extension.cc', 'google/protobuf/compiler/javanano/javanano_enum_field.cc', 'google/protobuf/compiler/javanano/javanano_enum.cc', 'google/protobuf/compiler/java/java_string_field_lite.cc', 'google/protobuf/compiler/java/java_string_field.cc', 'google/protobuf/compiler/java/java_shared_code_generator.cc', 'google/protobuf/compiler/java/java_service.cc', 'google/protobuf/compiler/java/java_primitive_field_lite.cc', 'google/protobuf/compiler/java/java_primitive_field.cc', 'google/protobuf/compiler/java/java_name_resolver.cc', 'google/protobuf/compiler/java/java_message_lite.cc', 'google/protobuf/compiler/java/java_message_field_lite.cc', 'google/protobuf/compiler/java/java_message_field.cc', 'google/protobuf/compiler/java/java_message_builder_lite.cc', 'google/protobuf/compiler/java/java_message_builder.cc', 'google/protobuf/compiler/java/java_message.cc', 'google/protobuf/compiler/java/java_map_field_lite.cc', 'google/protobuf/compiler/java/java_map_field.cc', 'google/protobuf/compiler/java/java_lazy_message_field_lite.cc', 'google/protobuf/compiler/java/java_lazy_message_field.cc', 'google/protobuf/compiler/java/java_helpers.cc', 'google/protobuf/compiler/java/java_generator_factory.cc', 'google/protobuf/compiler/java/java_generator.cc', 'google/protobuf/compiler/java/java_file.cc', 'google/protobuf/compiler/java/java_field.cc', 'google/protobuf/compiler/java/java_extension_lite.cc', 'google/protobuf/compiler/java/java_extension.cc', 'google/protobuf/compiler/java/java_enum_lite.cc', 'google/protobuf/compiler/java/java_enum_field_lite.cc', 'google/protobuf/compiler/java/java_enum_field.cc', 'google/protobuf/compiler/java/java_enum.cc', 'google/protobuf/compiler/java/java_doc_comment.cc', 'google/protobuf/compiler/java/java_context.cc', 'google/protobuf/compiler/csharp/csharp_wrapper_field.cc', 'google/protobuf/compiler/csharp/csharp_source_generator_base.cc', 'google/protobuf/compiler/csharp/csharp_repeated_primitive_field.cc', 'google/protobuf/compiler/csharp/csharp_repeated_message_field.cc', 'google/protobuf/compiler/csharp/csharp_repeated_enum_field.cc', 'google/protobuf/compiler/csharp/csharp_reflection_class.cc', 'google/protobuf/compiler/csharp/csharp_primitive_field.cc', 'google/protobuf/compiler/csharp/csharp_message_field.cc', 'google/protobuf/compiler/csharp/csharp_message.cc', 'google/protobuf/compiler/csharp/csharp_map_field.cc', 'google/protobuf/compiler/csharp/csharp_helpers.cc', 'google/protobuf/compiler/csharp/csharp_generator.cc', 'google/protobuf/compiler/csharp/csharp_field_base.cc', 'google/protobuf/compiler/csharp/csharp_enum_field.cc', 'google/protobuf/compiler/csharp/csharp_enum.cc', 'google/protobuf/compiler/csharp/csharp_doc_comment.cc', 'google/protobuf/compiler/cpp/cpp_string_field.cc', 'google/protobuf/compiler/cpp/cpp_service.cc', 'google/protobuf/compiler/cpp/cpp_primitive_field.cc', 'google/protobuf/compiler/cpp/cpp_message_field.cc', 'google/protobuf/compiler/cpp/cpp_message.cc', 'google/protobuf/compiler/cpp/cpp_map_field.cc', 'google/protobuf/compiler/cpp/cpp_helpers.cc', 'google/protobuf/compiler/cpp/cpp_generator.cc', 'google/protobuf/compiler/cpp/cpp_file.cc', 'google/protobuf/compiler/cpp/cpp_field.cc', 'google/protobuf/compiler/cpp/cpp_extension.cc', 'google/protobuf/compiler/cpp/cpp_enum_field.cc', 'google/protobuf/compiler/cpp/cpp_enum.cc', 'google/protobuf/compiler/command_line_interface.cc', 'google/protobuf/compiler/code_generator.cc', 'google/protobuf/wrappers.pb.cc', 'google/protobuf/wire_format.cc', 'google/protobuf/util/type_resolver_util.cc', 'google/protobuf/util/time_util.cc', 'google/protobuf/util/message_differencer.cc', 'google/protobuf/util/json_util.cc', 'google/protobuf/util/internal/utility.cc', 'google/protobuf/util/internal/type_info_test_helper.cc', 'google/protobuf/util/internal/type_info.cc', 'google/protobuf/util/internal/protostream_objectwriter.cc', 'google/protobuf/util/internal/protostream_objectsource.cc', 'google/protobuf/util/internal/proto_writer.cc', 'google/protobuf/util/internal/object_writer.cc', 'google/protobuf/util/internal/json_stream_parser.cc', 'google/protobuf/util/internal/json_objectwriter.cc', 'google/protobuf/util/internal/json_escaping.cc', 'google/protobuf/util/internal/field_mask_utility.cc', 'google/protobuf/util/internal/error_listener.cc', 'google/protobuf/util/internal/default_value_objectwriter.cc', 'google/protobuf/util/internal/datapiece.cc', 'google/protobuf/util/field_mask_util.cc', 'google/protobuf/util/field_comparator.cc', 'google/protobuf/unknown_field_set.cc', 'google/protobuf/type.pb.cc', 'google/protobuf/timestamp.pb.cc', 'google/protobuf/text_format.cc', 'google/protobuf/stubs/substitute.cc', 'google/protobuf/stubs/mathlimits.cc', 'google/protobuf/struct.pb.cc', 'google/protobuf/source_context.pb.cc', 'google/protobuf/service.cc', 'google/protobuf/reflection_ops.cc', 'google/protobuf/message.cc', 'google/protobuf/map_field.cc', 'google/protobuf/io/zero_copy_stream_impl.cc', 'google/protobuf/io/tokenizer.cc', 'google/protobuf/io/strtod.cc', 'google/protobuf/io/printer.cc', 'google/protobuf/io/gzip_stream.cc', 'google/protobuf/generated_message_reflection.cc', 'google/protobuf/field_mask.pb.cc', 'google/protobuf/extension_set_heavy.cc', 'google/protobuf/empty.pb.cc', 'google/protobuf/dynamic_message.cc', 'google/protobuf/duration.pb.cc', 'google/protobuf/descriptor_database.cc', 'google/protobuf/descriptor.pb.cc', 'google/protobuf/descriptor.cc', 'google/protobuf/compiler/parser.cc', 'google/protobuf/compiler/importer.cc', 'google/protobuf/api.pb.cc', 'google/protobuf/any.pb.cc', 'google/protobuf/any.cc', 'google/protobuf/wire_format_lite.cc', 'google/protobuf/stubs/time.cc', 'google/protobuf/stubs/strutil.cc', 'google/protobuf/stubs/structurally_valid.cc', 'google/protobuf/stubs/stringprintf.cc', 'google/protobuf/stubs/stringpiece.cc', 'google/protobuf/stubs/statusor.cc', 'google/protobuf/stubs/status.cc', 'google/protobuf/stubs/once.cc', 'google/protobuf/stubs/int128.cc', 'google/protobuf/stubs/common.cc', 'google/protobuf/stubs/bytestream.cc', 'google/protobuf/stubs/atomicops_internals_x86_msvc.cc', 'google/protobuf/stubs/atomicops_internals_x86_gcc.cc', 'google/protobuf/repeated_field.cc', 'google/protobuf/message_lite.cc', 'google/protobuf/io/zero_copy_stream_impl_lite.cc', 'google/protobuf/io/zero_copy_stream.cc', 'google/protobuf/io/coded_stream.cc', 'google/protobuf/generated_message_util.cc', 'google/protobuf/extension_set.cc', 'google/protobuf/arenastring.cc', 'google/protobuf/arena.cc', 'google/protobuf/compiler/js/embed.cc']
+CC_FILES=['google/protobuf/compiler/zip_writer.cc', 'google/protobuf/compiler/subprocess.cc', 'google/protobuf/compiler/ruby/ruby_generator.cc', 'google/protobuf/compiler/python/python_generator.cc', 'google/protobuf/compiler/plugin.pb.cc', 'google/protobuf/compiler/plugin.cc', 'google/protobuf/compiler/php/php_generator.cc', 'google/protobuf/compiler/objectivec/objectivec_primitive_field.cc', 'google/protobuf/compiler/objectivec/objectivec_oneof.cc', 'google/protobuf/compiler/objectivec/objectivec_message_field.cc', 'google/protobuf/compiler/objectivec/objectivec_message.cc', 'google/protobuf/compiler/objectivec/objectivec_map_field.cc', 'google/protobuf/compiler/objectivec/objectivec_helpers.cc', 'google/protobuf/compiler/objectivec/objectivec_generator.cc', 'google/protobuf/compiler/objectivec/objectivec_file.cc', 'google/protobuf/compiler/objectivec/objectivec_field.cc', 'google/protobuf/compiler/objectivec/objectivec_extension.cc', 'google/protobuf/compiler/objectivec/objectivec_enum_field.cc', 'google/protobuf/compiler/objectivec/objectivec_enum.cc', 'google/protobuf/compiler/js/well_known_types_embed.cc', 'google/protobuf/compiler/js/js_generator.cc', 'google/protobuf/compiler/javanano/javanano_primitive_field.cc', 'google/protobuf/compiler/javanano/javanano_message_field.cc', 'google/protobuf/compiler/javanano/javanano_message.cc', 'google/protobuf/compiler/javanano/javanano_map_field.cc', 'google/protobuf/compiler/javanano/javanano_helpers.cc', 'google/protobuf/compiler/javanano/javanano_generator.cc', 'google/protobuf/compiler/javanano/javanano_file.cc', 'google/protobuf/compiler/javanano/javanano_field.cc', 'google/protobuf/compiler/javanano/javanano_extension.cc', 'google/protobuf/compiler/javanano/javanano_enum_field.cc', 'google/protobuf/compiler/javanano/javanano_enum.cc', 'google/protobuf/compiler/java/java_string_field_lite.cc', 'google/protobuf/compiler/java/java_string_field.cc', 'google/protobuf/compiler/java/java_shared_code_generator.cc', 'google/protobuf/compiler/java/java_service.cc', 'google/protobuf/compiler/java/java_primitive_field_lite.cc', 'google/protobuf/compiler/java/java_primitive_field.cc', 'google/protobuf/compiler/java/java_name_resolver.cc', 'google/protobuf/compiler/java/java_message_lite.cc', 'google/protobuf/compiler/java/java_message_field_lite.cc', 'google/protobuf/compiler/java/java_message_field.cc', 'google/protobuf/compiler/java/java_message_builder_lite.cc', 'google/protobuf/compiler/java/java_message_builder.cc', 'google/protobuf/compiler/java/java_message.cc', 'google/protobuf/compiler/java/java_map_field_lite.cc', 'google/protobuf/compiler/java/java_map_field.cc', 'google/protobuf/compiler/java/java_lazy_message_field_lite.cc', 'google/protobuf/compiler/java/java_lazy_message_field.cc', 'google/protobuf/compiler/java/java_helpers.cc', 'google/protobuf/compiler/java/java_generator_factory.cc', 'google/protobuf/compiler/java/java_generator.cc', 'google/protobuf/compiler/java/java_file.cc', 'google/protobuf/compiler/java/java_field.cc', 'google/protobuf/compiler/java/java_extension_lite.cc', 'google/protobuf/compiler/java/java_extension.cc', 'google/protobuf/compiler/java/java_enum_lite.cc', 'google/protobuf/compiler/java/java_enum_field_lite.cc', 'google/protobuf/compiler/java/java_enum_field.cc', 'google/protobuf/compiler/java/java_enum.cc', 'google/protobuf/compiler/java/java_doc_comment.cc', 'google/protobuf/compiler/java/java_context.cc', 'google/protobuf/compiler/csharp/csharp_wrapper_field.cc', 'google/protobuf/compiler/csharp/csharp_source_generator_base.cc', 'google/protobuf/compiler/csharp/csharp_repeated_primitive_field.cc', 'google/protobuf/compiler/csharp/csharp_repeated_message_field.cc', 'google/protobuf/compiler/csharp/csharp_repeated_enum_field.cc', 'google/protobuf/compiler/csharp/csharp_reflection_class.cc', 'google/protobuf/compiler/csharp/csharp_primitive_field.cc', 'google/protobuf/compiler/csharp/csharp_message_field.cc', 'google/protobuf/compiler/csharp/csharp_message.cc', 'google/protobuf/compiler/csharp/csharp_map_field.cc', 'google/protobuf/compiler/csharp/csharp_helpers.cc', 'google/protobuf/compiler/csharp/csharp_generator.cc', 'google/protobuf/compiler/csharp/csharp_field_base.cc', 'google/protobuf/compiler/csharp/csharp_enum_field.cc', 'google/protobuf/compiler/csharp/csharp_enum.cc', 'google/protobuf/compiler/csharp/csharp_doc_comment.cc', 'google/protobuf/compiler/cpp/cpp_string_field.cc', 'google/protobuf/compiler/cpp/cpp_service.cc', 'google/protobuf/compiler/cpp/cpp_primitive_field.cc', 'google/protobuf/compiler/cpp/cpp_message_field.cc', 'google/protobuf/compiler/cpp/cpp_message.cc', 'google/protobuf/compiler/cpp/cpp_map_field.cc', 'google/protobuf/compiler/cpp/cpp_helpers.cc', 'google/protobuf/compiler/cpp/cpp_generator.cc', 'google/protobuf/compiler/cpp/cpp_file.cc', 'google/protobuf/compiler/cpp/cpp_field.cc', 'google/protobuf/compiler/cpp/cpp_extension.cc', 'google/protobuf/compiler/cpp/cpp_enum_field.cc', 'google/protobuf/compiler/cpp/cpp_enum.cc', 'google/protobuf/compiler/command_line_interface.cc', 'google/protobuf/compiler/code_generator.cc', 'google/protobuf/wrappers.pb.cc', 'google/protobuf/wire_format.cc', 'google/protobuf/util/type_resolver_util.cc', 'google/protobuf/util/time_util.cc', 'google/protobuf/util/message_differencer.cc', 'google/protobuf/util/json_util.cc', 'google/protobuf/util/internal/utility.cc', 'google/protobuf/util/internal/type_info_test_helper.cc', 'google/protobuf/util/internal/type_info.cc', 'google/protobuf/util/internal/protostream_objectwriter.cc', 'google/protobuf/util/internal/protostream_objectsource.cc', 'google/protobuf/util/internal/proto_writer.cc', 'google/protobuf/util/internal/object_writer.cc', 'google/protobuf/util/internal/json_stream_parser.cc', 'google/protobuf/util/internal/json_objectwriter.cc', 'google/protobuf/util/internal/json_escaping.cc', 'google/protobuf/util/internal/field_mask_utility.cc', 'google/protobuf/util/internal/error_listener.cc', 'google/protobuf/util/internal/default_value_objectwriter.cc', 'google/protobuf/util/internal/datapiece.cc', 'google/protobuf/util/field_mask_util.cc', 'google/protobuf/util/field_comparator.cc', 'google/protobuf/util/delimited_message_util.cc', 'google/protobuf/unknown_field_set.cc', 'google/protobuf/type.pb.cc', 'google/protobuf/timestamp.pb.cc', 'google/protobuf/text_format.cc', 'google/protobuf/stubs/substitute.cc', 'google/protobuf/stubs/mathlimits.cc', 'google/protobuf/struct.pb.cc', 'google/protobuf/source_context.pb.cc', 'google/protobuf/service.cc', 'google/protobuf/reflection_ops.cc', 'google/protobuf/message.cc', 'google/protobuf/map_field.cc', 'google/protobuf/io/zero_copy_stream_impl.cc', 'google/protobuf/io/tokenizer.cc', 'google/protobuf/io/strtod.cc', 'google/protobuf/io/printer.cc', 'google/protobuf/io/gzip_stream.cc', 'google/protobuf/generated_message_reflection.cc', 'google/protobuf/field_mask.pb.cc', 'google/protobuf/extension_set_heavy.cc', 'google/protobuf/empty.pb.cc', 'google/protobuf/dynamic_message.cc', 'google/protobuf/duration.pb.cc', 'google/protobuf/descriptor_database.cc', 'google/protobuf/descriptor.pb.cc', 'google/protobuf/descriptor.cc', 'google/protobuf/compiler/parser.cc', 'google/protobuf/compiler/importer.cc', 'google/protobuf/api.pb.cc', 'google/protobuf/any.pb.cc', 'google/protobuf/any.cc', 'google/protobuf/wire_format_lite.cc', 'google/protobuf/stubs/time.cc', 'google/protobuf/stubs/strutil.cc', 'google/protobuf/stubs/structurally_valid.cc', 'google/protobuf/stubs/stringprintf.cc', 'google/protobuf/stubs/stringpiece.cc', 'google/protobuf/stubs/statusor.cc', 'google/protobuf/stubs/status.cc', 'google/protobuf/stubs/once.cc', 'google/protobuf/stubs/int128.cc', 'google/protobuf/stubs/common.cc', 'google/protobuf/stubs/bytestream.cc', 'google/protobuf/stubs/atomicops_internals_x86_msvc.cc', 'google/protobuf/stubs/atomicops_internals_x86_gcc.cc', 'google/protobuf/repeated_field.cc', 'google/protobuf/message_lite.cc', 'google/protobuf/io/zero_copy_stream_impl_lite.cc', 'google/protobuf/io/zero_copy_stream.cc', 'google/protobuf/io/coded_stream.cc', 'google/protobuf/generated_message_util.cc', 'google/protobuf/extension_set.cc', 'google/protobuf/arenastring.cc', 'google/protobuf/arena.cc', 'google/protobuf/compiler/js/embed.cc']
 PROTO_FILES=['google/protobuf/wrappers.proto', 'google/protobuf/type.proto', 'google/protobuf/timestamp.proto', 'google/protobuf/struct.proto', 'google/protobuf/source_context.proto', 'google/protobuf/field_mask.proto', 'google/protobuf/empty.proto', 'google/protobuf/duration.proto', 'google/protobuf/descriptor.proto', 'google/protobuf/compiler/plugin.proto', 'google/protobuf/api.proto', 'google/protobuf/any.proto']
 
 CC_INCLUDE='third_party/protobuf/src'
diff --git a/tools/dockerfile/grpc_clang_format/clang_format_all_the_things.sh b/tools/dockerfile/grpc_clang_format/clang_format_all_the_things.sh
index c6e4aab..02e811f 100755
--- a/tools/dockerfile/grpc_clang_format/clang_format_all_the_things.sh
+++ b/tools/dockerfile/grpc_clang_format/clang_format_all_the_things.sh
@@ -31,7 +31,7 @@
 set -e
 
 # directories to run against
-DIRS="src/core/lib src/core/ext src/cpp test/core test/cpp include src/compiler"
+DIRS="src/core/lib src/core/tsi src/core/ext src/cpp test/core test/cpp include src/compiler"
 
 # file matching patterns to check
 GLOB="*.h *.c *.cc"
diff --git a/tools/dockerfile/interoptest/grpc_interop_csharp/Dockerfile b/tools/dockerfile/interoptest/grpc_interop_csharp/Dockerfile
index 14a2468..f9e709d 100644
--- a/tools/dockerfile/interoptest/grpc_interop_csharp/Dockerfile
+++ b/tools/dockerfile/interoptest/grpc_interop_csharp/Dockerfile
@@ -86,7 +86,6 @@
 RUN echo "deb http://download.mono-project.com/repo/debian wheezy main" | tee /etc/apt/sources.list.d/mono-xamarin.list
 RUN echo "deb http://download.mono-project.com/repo/debian wheezy-apache24-compat main" | tee -a /etc/apt/sources.list.d/mono-xamarin.list
 RUN echo "deb http://download.mono-project.com/repo/debian wheezy-libjpeg62-compat main" | tee -a /etc/apt/sources.list.d/mono-xamarin.list
-RUN echo "deb http://download.mono-project.com/repo/debian wheezy-libtiff-compat main" | tee -a /etc/apt/sources.list.d/mono-xamarin.list
 
 # Install dependencies
 RUN apt-get update && apt-get -y dist-upgrade && apt-get install -y \
@@ -97,6 +96,24 @@
 
 RUN nuget update -self
 
+# Install dotnet SDK based on https://www.microsoft.com/net/core#debian
+RUN apt-get update && apt-get install -y curl libunwind8 gettext
+# dotnet-dev-1.0.0-preview2-003131
+RUN curl -sSL -o dotnet100.tar.gz https://go.microsoft.com/fwlink/?LinkID=827530
+RUN mkdir -p /opt/dotnet && tar zxf dotnet100.tar.gz -C /opt/dotnet
+# dotnet-dev-1.0.1
+RUN curl -sSL -o dotnet101.tar.gz https://go.microsoft.com/fwlink/?LinkID=843453
+RUN mkdir -p /opt/dotnet && tar zxf dotnet101.tar.gz -C /opt/dotnet
+RUN ln -s /opt/dotnet/dotnet /usr/local/bin
+
+# Trigger the population of the local package cache
+ENV NUGET_XMLDOC_MODE skip
+RUN mkdir warmup \
+    && cd warmup \
+    && dotnet new \
+    && cd .. \
+    && rm -rf warmup
+
 # Prepare ccache
 RUN ln -s /usr/bin/ccache /usr/local/bin/gcc
 RUN ln -s /usr/bin/ccache /usr/local/bin/g++
diff --git a/tools/dockerfile/interoptest/grpc_interop_csharpcoreclr/Dockerfile b/tools/dockerfile/interoptest/grpc_interop_csharpcoreclr/Dockerfile
index 2a59628..f9e709d 100644
--- a/tools/dockerfile/interoptest/grpc_interop_csharpcoreclr/Dockerfile
+++ b/tools/dockerfile/interoptest/grpc_interop_csharpcoreclr/Dockerfile
@@ -86,7 +86,6 @@
 RUN echo "deb http://download.mono-project.com/repo/debian wheezy main" | tee /etc/apt/sources.list.d/mono-xamarin.list
 RUN echo "deb http://download.mono-project.com/repo/debian wheezy-apache24-compat main" | tee -a /etc/apt/sources.list.d/mono-xamarin.list
 RUN echo "deb http://download.mono-project.com/repo/debian wheezy-libjpeg62-compat main" | tee -a /etc/apt/sources.list.d/mono-xamarin.list
-RUN echo "deb http://download.mono-project.com/repo/debian wheezy-libtiff-compat main" | tee -a /etc/apt/sources.list.d/mono-xamarin.list
 
 # Install dependencies
 RUN apt-get update && apt-get -y dist-upgrade && apt-get install -y \
diff --git a/tools/dockerfile/stress_test/grpc_interop_stress_csharp/Dockerfile b/tools/dockerfile/stress_test/grpc_interop_stress_csharp/Dockerfile
index cd1e934..12d8d09 100644
--- a/tools/dockerfile/stress_test/grpc_interop_stress_csharp/Dockerfile
+++ b/tools/dockerfile/stress_test/grpc_interop_stress_csharp/Dockerfile
@@ -103,7 +103,6 @@
 RUN echo "deb http://download.mono-project.com/repo/debian wheezy main" | tee /etc/apt/sources.list.d/mono-xamarin.list
 RUN echo "deb http://download.mono-project.com/repo/debian wheezy-apache24-compat main" | tee -a /etc/apt/sources.list.d/mono-xamarin.list
 RUN echo "deb http://download.mono-project.com/repo/debian wheezy-libjpeg62-compat main" | tee -a /etc/apt/sources.list.d/mono-xamarin.list
-RUN echo "deb http://download.mono-project.com/repo/debian wheezy-libtiff-compat main" | tee -a /etc/apt/sources.list.d/mono-xamarin.list
 
 # Install dependencies
 RUN apt-get update && apt-get -y dist-upgrade && apt-get install -y \
diff --git a/tools/dockerfile/test/csharp_coreclr_x64/Dockerfile b/tools/dockerfile/test/csharp_coreclr_x64/Dockerfile
index 2a59628..f9e709d 100644
--- a/tools/dockerfile/test/csharp_coreclr_x64/Dockerfile
+++ b/tools/dockerfile/test/csharp_coreclr_x64/Dockerfile
@@ -86,7 +86,6 @@
 RUN echo "deb http://download.mono-project.com/repo/debian wheezy main" | tee /etc/apt/sources.list.d/mono-xamarin.list
 RUN echo "deb http://download.mono-project.com/repo/debian wheezy-apache24-compat main" | tee -a /etc/apt/sources.list.d/mono-xamarin.list
 RUN echo "deb http://download.mono-project.com/repo/debian wheezy-libjpeg62-compat main" | tee -a /etc/apt/sources.list.d/mono-xamarin.list
-RUN echo "deb http://download.mono-project.com/repo/debian wheezy-libtiff-compat main" | tee -a /etc/apt/sources.list.d/mono-xamarin.list
 
 # Install dependencies
 RUN apt-get update && apt-get -y dist-upgrade && apt-get install -y \
diff --git a/tools/dockerfile/test/csharp_jessie_x64/Dockerfile b/tools/dockerfile/test/csharp_jessie_x64/Dockerfile
index 14a2468..f9e709d 100644
--- a/tools/dockerfile/test/csharp_jessie_x64/Dockerfile
+++ b/tools/dockerfile/test/csharp_jessie_x64/Dockerfile
@@ -86,7 +86,6 @@
 RUN echo "deb http://download.mono-project.com/repo/debian wheezy main" | tee /etc/apt/sources.list.d/mono-xamarin.list
 RUN echo "deb http://download.mono-project.com/repo/debian wheezy-apache24-compat main" | tee -a /etc/apt/sources.list.d/mono-xamarin.list
 RUN echo "deb http://download.mono-project.com/repo/debian wheezy-libjpeg62-compat main" | tee -a /etc/apt/sources.list.d/mono-xamarin.list
-RUN echo "deb http://download.mono-project.com/repo/debian wheezy-libtiff-compat main" | tee -a /etc/apt/sources.list.d/mono-xamarin.list
 
 # Install dependencies
 RUN apt-get update && apt-get -y dist-upgrade && apt-get install -y \
@@ -97,6 +96,24 @@
 
 RUN nuget update -self
 
+# Install dotnet SDK based on https://www.microsoft.com/net/core#debian
+RUN apt-get update && apt-get install -y curl libunwind8 gettext
+# dotnet-dev-1.0.0-preview2-003131
+RUN curl -sSL -o dotnet100.tar.gz https://go.microsoft.com/fwlink/?LinkID=827530
+RUN mkdir -p /opt/dotnet && tar zxf dotnet100.tar.gz -C /opt/dotnet
+# dotnet-dev-1.0.1
+RUN curl -sSL -o dotnet101.tar.gz https://go.microsoft.com/fwlink/?LinkID=843453
+RUN mkdir -p /opt/dotnet && tar zxf dotnet101.tar.gz -C /opt/dotnet
+RUN ln -s /opt/dotnet/dotnet /usr/local/bin
+
+# Trigger the population of the local package cache
+ENV NUGET_XMLDOC_MODE skip
+RUN mkdir warmup \
+    && cd warmup \
+    && dotnet new \
+    && cd .. \
+    && rm -rf warmup
+
 # Prepare ccache
 RUN ln -s /usr/bin/ccache /usr/local/bin/gcc
 RUN ln -s /usr/bin/ccache /usr/local/bin/g++
diff --git a/tools/run_tests/helper_scripts/build_csharp_coreclr.sh b/tools/dockerfile/test/cxx_alpine_x64/Dockerfile
old mode 100755
new mode 100644
similarity index 61%
copy from tools/run_tests/helper_scripts/build_csharp_coreclr.sh
copy to tools/dockerfile/test/cxx_alpine_x64/Dockerfile
index dd5fd31..f946875
--- a/tools/run_tests/helper_scripts/build_csharp_coreclr.sh
+++ b/tools/dockerfile/test/cxx_alpine_x64/Dockerfile
@@ -1,4 +1,3 @@
-#!/bin/bash
 # Copyright 2015, Google Inc.
 # All rights reserved.
 #
@@ -28,11 +27,46 @@
 # (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
 # OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
 
-set -ex
+FROM alpine:3.3
 
-cd $(dirname $0)/../../../src/csharp
+# Install Git and basic packages.
+RUN apk update && apk add \
+  autoconf \
+  automake \
+  bzip2 \
+  build-base \
+  cmake \
+  ccache \
+  curl \
+  gcc \
+  git \
+  libtool \
+  make \
+  perl \
+  strace \
+  python-dev \
+  py-pip \
+  unzip \
+  wget \
+  zip
 
-# TODO(jtattermusch): introduce caching
-dotnet restore .
+# Install Python packages from PyPI
+RUN pip install pip --upgrade
+RUN pip install virtualenv
+RUN pip install futures==2.2.0 enum34==1.0.4 protobuf==3.2.0 six==1.10.0
 
-dotnet build --configuration $MSBUILD_CONFIG '**/project.json'
+# Prepare ccache
+RUN ln -s /usr/bin/ccache /usr/local/bin/gcc
+RUN ln -s /usr/bin/ccache /usr/local/bin/g++
+RUN ln -s /usr/bin/ccache /usr/local/bin/cc 
+RUN ln -s /usr/bin/ccache /usr/local/bin/c++
+
+# Install gflags
+RUN git clone https://github.com/gflags/gflags.git && cd gflags && git checkout v2.2.0
+RUN cd gflags && cmake . && make && make install
+RUN ln -s /usr/local/include/gflags /usr/include/gflags
+
+RUN mkdir -p /var/local/jenkins
+
+# Define the default command.
+CMD ["bash"]
diff --git a/tools/dockerfile/test/multilang_jessie_x64/Dockerfile b/tools/dockerfile/test/multilang_jessie_x64/Dockerfile
index ea57d88..c1cce0a 100644
--- a/tools/dockerfile/test/multilang_jessie_x64/Dockerfile
+++ b/tools/dockerfile/test/multilang_jessie_x64/Dockerfile
@@ -71,7 +71,6 @@
 RUN echo "deb http://download.mono-project.com/repo/debian wheezy main" | tee /etc/apt/sources.list.d/mono-xamarin.list
 RUN echo "deb http://download.mono-project.com/repo/debian wheezy-apache24-compat main" | tee -a /etc/apt/sources.list.d/mono-xamarin.list
 RUN echo "deb http://download.mono-project.com/repo/debian wheezy-libjpeg62-compat main" | tee -a /etc/apt/sources.list.d/mono-xamarin.list
-RUN echo "deb http://download.mono-project.com/repo/debian wheezy-libtiff-compat main" | tee -a /etc/apt/sources.list.d/mono-xamarin.list
 
 # Install dependencies
 RUN apt-get update && apt-get -y dist-upgrade && apt-get install -y \
diff --git a/tools/run_tests/helper_scripts/build_csharp_coreclr.sh b/tools/dockerfile/test/python_alpine_x64/Dockerfile
old mode 100755
new mode 100644
similarity index 67%
rename from tools/run_tests/helper_scripts/build_csharp_coreclr.sh
rename to tools/dockerfile/test/python_alpine_x64/Dockerfile
index dd5fd31..bdffbd3
--- a/tools/run_tests/helper_scripts/build_csharp_coreclr.sh
+++ b/tools/dockerfile/test/python_alpine_x64/Dockerfile
@@ -1,4 +1,3 @@
-#!/bin/bash
 # Copyright 2015, Google Inc.
 # All rights reserved.
 #
@@ -28,11 +27,41 @@
 # (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE
 # OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
 
-set -ex
+FROM alpine:3.3
 
-cd $(dirname $0)/../../../src/csharp
+# Install Git and basic packages.
+RUN apk update && apk add \
+  autoconf \
+  automake \
+  bzip2 \
+  build-base \
+  cmake \
+  ccache \
+  curl \
+  gcc \
+  git \
+  libtool \
+  make \
+  perl \
+  strace \
+  python-dev \
+  py-pip \
+  unzip \
+  wget \
+  zip
 
-# TODO(jtattermusch): introduce caching
-dotnet restore .
+# Install Python packages from PyPI
+RUN pip install pip --upgrade
+RUN pip install virtualenv
+RUN pip install futures==2.2.0 enum34==1.0.4 protobuf==3.2.0 six==1.10.0
 
-dotnet build --configuration $MSBUILD_CONFIG '**/project.json'
+# Prepare ccache
+RUN ln -s /usr/bin/ccache /usr/local/bin/gcc
+RUN ln -s /usr/bin/ccache /usr/local/bin/g++
+RUN ln -s /usr/bin/ccache /usr/local/bin/cc
+RUN ln -s /usr/bin/ccache /usr/local/bin/c++
+
+RUN mkdir -p /var/local/jenkins
+
+# Define the default command.
+CMD ["bash"]
diff --git a/tools/doxygen/Doxyfile.c++.internal b/tools/doxygen/Doxyfile.c++.internal
index 32df90f..48e9aca 100644
--- a/tools/doxygen/Doxyfile.c++.internal
+++ b/tools/doxygen/Doxyfile.c++.internal
@@ -961,6 +961,8 @@
 src/core/lib/iomgr/iomgr_windows.c \
 src/core/lib/iomgr/load_file.c \
 src/core/lib/iomgr/load_file.h \
+src/core/lib/iomgr/lockfree_event.c \
+src/core/lib/iomgr/lockfree_event.h \
 src/core/lib/iomgr/network_status_tracker.c \
 src/core/lib/iomgr/network_status_tracker.h \
 src/core/lib/iomgr/polling_entity.c \
diff --git a/tools/doxygen/Doxyfile.core.internal b/tools/doxygen/Doxyfile.core.internal
index 3378bc1..0fbcb98 100644
--- a/tools/doxygen/Doxyfile.core.internal
+++ b/tools/doxygen/Doxyfile.core.internal
@@ -1093,6 +1093,8 @@
 src/core/lib/iomgr/iomgr_windows.c \
 src/core/lib/iomgr/load_file.c \
 src/core/lib/iomgr/load_file.h \
+src/core/lib/iomgr/lockfree_event.c \
+src/core/lib/iomgr/lockfree_event.h \
 src/core/lib/iomgr/network_status_tracker.c \
 src/core/lib/iomgr/network_status_tracker.h \
 src/core/lib/iomgr/polling_entity.c \
diff --git a/tools/gce/linux_performance_worker_init.sh b/tools/gce/linux_performance_worker_init.sh
index 63fb0d8..6412712 100755
--- a/tools/gce/linux_performance_worker_init.sh
+++ b/tools/gce/linux_performance_worker_init.sh
@@ -126,6 +126,7 @@
 sudo apt-key adv --keyserver apt-mo.trafficmanager.net --recv-keys 417A0893
 sudo apt-get update
 sudo apt-get install -y dotnet-dev-1.0.0-preview2-003131
+sudo apt-get install -y dotnet-dev-1.0.1
 
 # Ruby dependencies
 gpg --keyserver hkp://keys.gnupg.net --recv-keys 409B6B1796C275462A1703113804BB82D39DC0E3
diff --git a/tools/run_tests/generated/sources_and_headers.json b/tools/run_tests/generated/sources_and_headers.json
index 796e98b..568312c 100644
--- a/tools/run_tests/generated/sources_and_headers.json
+++ b/tools/run_tests/generated/sources_and_headers.json
@@ -7586,6 +7586,7 @@
       "src/core/lib/iomgr/iomgr_internal.h", 
       "src/core/lib/iomgr/iomgr_posix.h", 
       "src/core/lib/iomgr/load_file.h", 
+      "src/core/lib/iomgr/lockfree_event.h", 
       "src/core/lib/iomgr/network_status_tracker.h", 
       "src/core/lib/iomgr/polling_entity.h", 
       "src/core/lib/iomgr/pollset.h", 
@@ -7737,6 +7738,8 @@
       "src/core/lib/iomgr/iomgr_windows.c", 
       "src/core/lib/iomgr/load_file.c", 
       "src/core/lib/iomgr/load_file.h", 
+      "src/core/lib/iomgr/lockfree_event.c", 
+      "src/core/lib/iomgr/lockfree_event.h", 
       "src/core/lib/iomgr/network_status_tracker.c", 
       "src/core/lib/iomgr/network_status_tracker.h", 
       "src/core/lib/iomgr/polling_entity.c", 
diff --git a/tools/run_tests/helper_scripts/build_csharp_coreclr.bat b/tools/run_tests/helper_scripts/build_csharp.bat
similarity index 93%
rename from tools/run_tests/helper_scripts/build_csharp_coreclr.bat
rename to tools/run_tests/helper_scripts/build_csharp.bat
index 78e5f59..05ea785 100644
--- a/tools/run_tests/helper_scripts/build_csharp_coreclr.bat
+++ b/tools/run_tests/helper_scripts/build_csharp.bat
@@ -31,9 +31,7 @@
 
 cd /d %~dp0\..\..\..\src\csharp
 
-dotnet restore . || goto :error
-
-dotnet build --configuration %MSBUILD_CONFIG% "**/project.json" || goto :error
+dotnet build --configuration %MSBUILD_CONFIG% Grpc.sln || goto :error
 
 endlocal
 
diff --git a/tools/run_tests/helper_scripts/build_csharp.sh b/tools/run_tests/helper_scripts/build_csharp.sh
index 84c5b1c..a7562a7 100755
--- a/tools/run_tests/helper_scripts/build_csharp.sh
+++ b/tools/run_tests/helper_scripts/build_csharp.sh
@@ -32,5 +32,10 @@
 
 cd $(dirname $0)/../../../src/csharp
 
-# overriding NativeDependenciesConfigurationUnix is needed to make gcov code coverage work.
-xbuild /p:Configuration=$MSBUILD_CONFIG /p:NativeDependenciesConfigurationUnix=$CONFIG Grpc.sln
+if [ "$CONFIG" == "gcov" ]
+then
+  # overriding NativeDependenciesConfigurationUnix makes C# project pick up the gcov flavor of grpc_csharp_ext
+  dotnet build --configuration $MSBUILD_CONFIG /p:NativeDependenciesConfigurationUnix=gcov Grpc.sln
+else
+  dotnet build --configuration $MSBUILD_CONFIG Grpc.sln
+fi
diff --git a/tools/run_tests/helper_scripts/build_python.sh b/tools/run_tests/helper_scripts/build_python.sh
index 5647d9c..28397be 100755
--- a/tools/run_tests/helper_scripts/build_python.sh
+++ b/tools/run_tests/helper_scripts/build_python.sh
@@ -155,7 +155,7 @@
 ($PYTHON -m virtualenv $VENV ||
  $HOST_PYTHON -m virtualenv -p $PYTHON $VENV ||
  true)
-VENV_PYTHON=`script_realpath -s "$VENV/$VENV_RELATIVE_PYTHON"`
+VENV_PYTHON=`script_realpath "$VENV/$VENV_RELATIVE_PYTHON"`
 
 # pip-installs the directory specified. Used because on MSYS the vanilla Windows
 # Python gets confused when parsing paths.
diff --git a/tools/run_tests/helper_scripts/pre_build_csharp.bat b/tools/run_tests/helper_scripts/pre_build_csharp.bat
index bee430a..e59dac4 100644
--- a/tools/run_tests/helper_scripts/pre_build_csharp.bat
+++ b/tools/run_tests/helper_scripts/pre_build_csharp.bat
@@ -44,56 +44,10 @@
 cd %ARCHITECTURE%
 @rem TODO(jtattermusch): Stop hardcoding path to yasm once Jenkins workers can locate yasm correctly
 cmake -G "Visual Studio 14 2015" -A %ARCHITECTURE% -DgRPC_BUILD_TESTS=OFF -DgRPC_MSVC_STATIC_RUNTIME=ON -DCMAKE_ASM_NASM_COMPILER="C:/Program Files (x86)/yasm/yasm.exe" ../../.. || goto :error
-cd ..\..\..
 
-@rem Location of nuget.exe
-set NUGET=C:\nuget\nuget.exe
+cd ..\..\..\src\csharp
 
-if exist %NUGET% (
-  @rem TODO(jtattermusch): Get rid of this hack. See #8034
-  @rem Restore Grpc packages by packages since Nuget client 3.4.4 doesnt support restore
-  @rem by solution
-  @rem Moving into each directory to let the restores work based on per-project packages.config files
-
-  cd src/csharp
-
-  cd Grpc.Auth || goto :error
-  %NUGET% restore -PackagesDirectory ../packages || goto :error
-  cd ..
-
-  cd Grpc.Core || goto :error
-  %NUGET% restore -PackagesDirectory ../packages || goto :error
-  cd ..
-
-  cd Grpc.Core.Tests || goto :error
-  %NUGET% restore -PackagesDirectory ../packages || goto :error
-  cd ..
-
-  cd Grpc.Examples.MathClient || goto :error
-  %NUGET% restore -PackagesDirectory ../packages || goto :error
-  cd ..
-
-  cd Grpc.Examples.MathServer || goto :error
-  %NUGET% restore -PackagesDirectory ../packages || goto :error
-  cd ..
-
-  cd Grpc.Examples || goto :error
-  %NUGET% restore -PackagesDirectory ../packages || goto :error
-  cd ..
-
-  cd Grpc.HealthCheck.Tests || goto :error
-  %NUGET% restore -PackagesDirectory ../packages || goto :error
-  cd ..
-
-  cd Grpc.HealthCheck || goto :error
-  %NUGET% restore -PackagesDirectory ../packages || goto :error
-  cd ..
-
-  cd Grpc.IntegrationTesting || goto :error
-  %NUGET% restore -PackagesDirectory ../packages || goto :error
-
-  cd /d %~dp0\..\.. || goto :error
-)
+dotnet restore Grpc.sln || goto :error
 
 endlocal
 
diff --git a/tools/run_tests/helper_scripts/pre_build_csharp.sh b/tools/run_tests/helper_scripts/pre_build_csharp.sh
index d7665e1..40be1b6 100755
--- a/tools/run_tests/helper_scripts/pre_build_csharp.sh
+++ b/tools/run_tests/helper_scripts/pre_build_csharp.sh
@@ -33,47 +33,4 @@
 # cd to gRPC csharp directory
 cd $(dirname $0)/../../../src/csharp
 
-root=`pwd`
-
-if [ -x "$(command -v nuget)" ]
-then
-  # TODO(jtattermusch): Get rid of this hack. See #8034
-  # Restoring Nuget packages by packages rather than by solution because of
-  # inability to restore by solution with Nuget client 3.4.4
-  # Moving into each directory to let the restores work based on per-project packages.config files
-  cd Grpc.Auth
-  nuget restore -PackagesDirectory ../packages
-  cd ..
-
-  cd Grpc.Core.Tests
-  nuget restore -PackagesDirectory ../packages
-  cd ..
-
-  cd Grpc.Core
-  nuget restore -PackagesDirectory ../packages
-  cd ..
-
-  cd Grpc.Examples.MathClient
-  nuget restore -PackagesDirectory ../packages
-  cd ..
-
-  cd Grpc.Examples.MathServer
-  nuget restore -PackagesDirectory ../packages
-  cd ..
-
-  cd Grpc.Examples
-  nuget restore -PackagesDirectory ../packages
-  cd ..
-
-  cd Grpc.HealthCheck.Tests
-  nuget restore -PackagesDirectory ../packages
-  cd ..
-
-  cd Grpc.HealthCheck
-  nuget restore -PackagesDirectory ../packages
-  cd ..
-
-  cd Grpc.IntegrationTesting
-  nuget restore -PackagesDirectory ../packages
-  cd ..
-fi
+dotnet restore Grpc.sln
diff --git a/tools/run_tests/helper_scripts/run_python.sh b/tools/run_tests/helper_scripts/run_python.sh
index 7be4734..e510ef4 100755
--- a/tools/run_tests/helper_scripts/run_python.sh
+++ b/tools/run_tests/helper_scripts/run_python.sh
@@ -33,7 +33,7 @@
 # change to grpc repo root
 cd $(dirname $0)/../../..
 
-PYTHON=`realpath -s "${1:-py27/bin/python}"`
+PYTHON=`realpath "${1:-py27/bin/python}"`
 
 ROOT=`pwd`
 
diff --git a/tools/run_tests/run_interop_tests.py b/tools/run_tests/run_interop_tests.py
index 2d7f4a6..d2bf529 100755
--- a/tools/run_tests/run_interop_tests.py
+++ b/tools/run_tests/run_interop_tests.py
@@ -114,8 +114,8 @@
 class CSharpLanguage:
 
   def __init__(self):
-    self.client_cwd = 'src/csharp/Grpc.IntegrationTesting.Client/bin/Debug'
-    self.server_cwd = 'src/csharp/Grpc.IntegrationTesting.Server/bin/Debug'
+    self.client_cwd = 'src/csharp/Grpc.IntegrationTesting.Client/bin/Debug/net45'
+    self.server_cwd = 'src/csharp/Grpc.IntegrationTesting.Server/bin/Debug/net45'
     self.safename = str(self)
 
   def client_cmd(self, args):
diff --git a/tools/run_tests/run_tests.py b/tools/run_tests/run_tests.py
index 0b4f26c..cfa7071 100755
--- a/tools/run_tests/run_tests.py
+++ b/tools/run_tests/run_tests.py
@@ -395,6 +395,8 @@
       return ('jessie', self._gcc_make_options(version_suffix='-4.8'))
     elif compiler == 'gcc5.3':
       return ('ubuntu1604', [])
+    elif compiler == 'gcc_musl':
+      return ('alpine', [])
     elif compiler == 'clang3.4':
       # on ubuntu1404, clang-3.4 alias doesn't exist, just use 'clang'
       return ('ubuntu1404', self._clang_make_options())
@@ -626,7 +628,12 @@
     return 'tools/dockerfile/test/python_%s_%s' % (self.python_manager_name(), _docker_arch_suffix(self.args.arch))
 
   def python_manager_name(self):
-    return 'pyenv' if self.args.compiler in ['python3.5', 'python3.6'] else 'jessie'
+    if self.args.compiler in ['python3.5', 'python3.6']:
+      return 'pyenv'
+    elif self.args.compiler == 'python_alpine':
+      return 'alpine'
+    else:
+      return 'jessie'
 
   def _get_pythons(self, args):
     if args.arch == 'x86':
@@ -684,6 +691,8 @@
       return (pypy27_config,)
     elif args.compiler == 'pypy3':
       return (pypy32_config,)
+    elif args.compiler == 'python_alpine':
+      return (python27_config,)
     else:
       raise Exception('Compiler %s not supported.' % args.compiler)
 
@@ -743,14 +752,11 @@
     if self.platform == 'windows':
       _check_compiler(self.args.compiler, ['coreclr', 'default'])
       _check_arch(self.args.arch, ['default'])
-      self._cmake_arch_option = 'x64' if self.args.compiler == 'coreclr' else 'Win32'
+      self._cmake_arch_option = 'x64'
       self._make_options = []
     else:
       _check_compiler(self.args.compiler, ['default', 'coreclr'])
-      if self.platform == 'linux' and self.args.compiler == 'coreclr':
-        self._docker_distro = 'coreclr'
-      else:
-        self._docker_distro = 'jessie'
+      self._docker_distro = 'jessie'
 
       if self.platform == 'mac':
         # TODO(jtattermusch): EMBED_ZLIB=true currently breaks the mac build
@@ -766,7 +772,7 @@
       tests_by_assembly = json.load(f)
 
     msbuild_config = _MSBUILD_CONFIG[self.config.build_config]
-    nunit_args = ['--labels=All']
+    nunit_args = ['--labels=All', '--noresult', '--workers=1']
     assembly_subdir = 'bin/%s' % msbuild_config
     assembly_extension = '.exe'
 
@@ -775,7 +781,7 @@
       runtime_cmd = ['dotnet', 'exec']
       assembly_extension = '.dll'
     else:
-      nunit_args += ['--noresult', '--workers=1']
+      assembly_subdir += '/net45'
       if self.platform == 'windows':
         runtime_cmd = []
       else:
@@ -827,18 +833,10 @@
     return self._make_options;
 
   def build_steps(self):
-    if self.args.compiler == 'coreclr':
-      if self.platform == 'windows':
-        return [['tools\\run_tests\\helper_scripts\\build_csharp_coreclr.bat']]
-      else:
-        return [['tools/run_tests/helper_scripts/build_csharp_coreclr.sh']]
+    if self.platform == 'windows':
+      return [['tools\\run_tests\\helper_scripts\\build_csharp.bat']]
     else:
-      if self.platform == 'windows':
-        return [['vsprojects\\build_vs2015.bat',
-                 'src/csharp/Grpc.sln',
-                 '/p:Configuration=%s' % _MSBUILD_CONFIG[self.config.build_config]]]
-      else:
-        return [['tools/run_tests/helper_scripts/build_csharp.sh']]
+      return [['tools/run_tests/helper_scripts/build_csharp.sh']]
 
   def post_tests_steps(self):
     if self.platform == 'windows':
@@ -1175,10 +1173,10 @@
                   help='Selects architecture to target. For some platforms "default" is the only supported choice.')
 argp.add_argument('--compiler',
                   choices=['default',
-                           'gcc4.4', 'gcc4.6', 'gcc4.8', 'gcc4.9', 'gcc5.3',
+                           'gcc4.4', 'gcc4.6', 'gcc4.8', 'gcc4.9', 'gcc5.3', 'gcc_musl',
                            'clang3.4', 'clang3.5', 'clang3.6', 'clang3.7',
                            'vs2013', 'vs2015',
-                           'python2.7', 'python3.4', 'python3.5', 'python3.6', 'pypy', 'pypy3',
+                           'python2.7', 'python3.4', 'python3.5', 'python3.6', 'pypy', 'pypy3', 'python_alpine',
                            'node0.12', 'node4', 'node5', 'node6', 'node7',
                            'electron1.3',
                            'coreclr',
diff --git a/tools/run_tests/run_tests_matrix.py b/tools/run_tests/run_tests_matrix.py
index 6c1d4bd..a00d84f 100755
--- a/tools/run_tests/run_tests_matrix.py
+++ b/tools/run_tests/run_tests_matrix.py
@@ -187,7 +187,7 @@
                               inner_jobs=inner_jobs)
 
   # portability C and C++ on x64
-  for compiler in ['gcc4.4', 'gcc4.6', 'gcc5.3',
+  for compiler in ['gcc4.4', 'gcc4.6', 'gcc5.3', 'gcc_musl',
                    'clang3.5', 'clang3.6', 'clang3.7']:
     test_jobs += _generate_jobs(languages=['c'],
                                 configs=['dbg'],
@@ -198,7 +198,7 @@
                                 extra_args=extra_args,
                                 inner_jobs=inner_jobs)
 
-  for compiler in ['gcc4.8', 'gcc5.3',
+  for compiler in ['gcc4.8', 'gcc5.3', 'gcc_musl',
                    'clang3.5', 'clang3.6', 'clang3.7']:
     test_jobs += _generate_jobs(languages=['c++'],
                                 configs=['dbg'],
@@ -257,6 +257,15 @@
                               extra_args=extra_args,
                               inner_jobs=inner_jobs)
 
+  test_jobs += _generate_jobs(languages=['python'],
+                              configs=['dbg'],
+                              platforms=['linux'],
+                              arch='default',
+                              compiler='python_alpine',
+                              labels=['portability'],
+                              extra_args=extra_args,
+                              inner_jobs=inner_jobs)
+
   test_jobs += _generate_jobs(languages=['csharp'],
                               configs=['dbg'],
                               platforms=['linux'],
diff --git a/tools/run_tests/sanity/check_submodules.sh b/tools/run_tests/sanity/check_submodules.sh
index 38dfe27..eaf5a05 100755
--- a/tools/run_tests/sanity/check_submodules.sh
+++ b/tools/run_tests/sanity/check_submodules.sh
@@ -45,8 +45,8 @@
  78684e5b222645828ca302e56b40b9daff2b2d27 third_party/boringssl (78684e5)
  886e7d75368e3f4fab3f4d0d3584e4abfc557755 third_party/boringssl-with-bazel (version_for_cocoapods_7.0-857-g886e7d7)
  30dbc81fb5ffdc98ea9b14b1918bfe4e8779b26e third_party/gflags (v2.2.0)
- c99458533a9b4c743ed51537e25989ea55944908 third_party/googletest (release-1.7.0)
- 593e917c176b5bc5aafa57bf9f6030d749d91cd5 third_party/protobuf (v3.1.0-alpha-1-326-g593e917)
+ ec44c6c1675c25b9827aacd08c02433cccde7780 third_party/googletest (release-1.8.0)
+ 4a0dd03e52e09332c8fd0f8f26a8e0ae9f911182 third_party/protobuf (v3.1.0-alpha-1-548-g4a0dd03e)
  bcad91771b7f0bff28a1cac1981d7ef2b9bcef3c third_party/thrift (bcad917)
  50893291621658f355bc5b4d450a8d06a563053d third_party/zlib (v1.2.8)
  7691f773af79bf75a62d1863fd0f13ebf9dc51b1 third_party/cares/cares (1.12.0)
diff --git a/vsprojects/vcxproj/grpc++/grpc++.vcxproj b/vsprojects/vcxproj/grpc++/grpc++.vcxproj
index 36a805d..d62b554 100644
--- a/vsprojects/vcxproj/grpc++/grpc++.vcxproj
+++ b/vsprojects/vcxproj/grpc++/grpc++.vcxproj
@@ -407,6 +407,7 @@
     <ClInclude Include="$(SolutionDir)\..\src\core\lib\iomgr\iomgr_internal.h" />
     <ClInclude Include="$(SolutionDir)\..\src\core\lib\iomgr\iomgr_posix.h" />
     <ClInclude Include="$(SolutionDir)\..\src\core\lib\iomgr\load_file.h" />
+    <ClInclude Include="$(SolutionDir)\..\src\core\lib\iomgr\lockfree_event.h" />
     <ClInclude Include="$(SolutionDir)\..\src\core\lib\iomgr\network_status_tracker.h" />
     <ClInclude Include="$(SolutionDir)\..\src\core\lib\iomgr\polling_entity.h" />
     <ClInclude Include="$(SolutionDir)\..\src\core\lib\iomgr\pollset.h" />
@@ -632,6 +633,8 @@
     </ClCompile>
     <ClCompile Include="$(SolutionDir)\..\src\core\lib\iomgr\load_file.c">
     </ClCompile>
+    <ClCompile Include="$(SolutionDir)\..\src\core\lib\iomgr\lockfree_event.c">
+    </ClCompile>
     <ClCompile Include="$(SolutionDir)\..\src\core\lib\iomgr\network_status_tracker.c">
     </ClCompile>
     <ClCompile Include="$(SolutionDir)\..\src\core\lib\iomgr\polling_entity.c">
diff --git a/vsprojects/vcxproj/grpc++/grpc++.vcxproj.filters b/vsprojects/vcxproj/grpc++/grpc++.vcxproj.filters
index f526a92..ef3862d 100644
--- a/vsprojects/vcxproj/grpc++/grpc++.vcxproj.filters
+++ b/vsprojects/vcxproj/grpc++/grpc++.vcxproj.filters
@@ -217,6 +217,9 @@
     <ClCompile Include="$(SolutionDir)\..\src\core\lib\iomgr\load_file.c">
       <Filter>src\core\lib\iomgr</Filter>
     </ClCompile>
+    <ClCompile Include="$(SolutionDir)\..\src\core\lib\iomgr\lockfree_event.c">
+      <Filter>src\core\lib\iomgr</Filter>
+    </ClCompile>
     <ClCompile Include="$(SolutionDir)\..\src\core\lib\iomgr\network_status_tracker.c">
       <Filter>src\core\lib\iomgr</Filter>
     </ClCompile>
@@ -938,6 +941,9 @@
     <ClInclude Include="$(SolutionDir)\..\src\core\lib\iomgr\load_file.h">
       <Filter>src\core\lib\iomgr</Filter>
     </ClInclude>
+    <ClInclude Include="$(SolutionDir)\..\src\core\lib\iomgr\lockfree_event.h">
+      <Filter>src\core\lib\iomgr</Filter>
+    </ClInclude>
     <ClInclude Include="$(SolutionDir)\..\src\core\lib\iomgr\network_status_tracker.h">
       <Filter>src\core\lib\iomgr</Filter>
     </ClInclude>
diff --git a/vsprojects/vcxproj/grpc++_unsecure/grpc++_unsecure.vcxproj b/vsprojects/vcxproj/grpc++_unsecure/grpc++_unsecure.vcxproj
index d71f09d..6727688 100644
--- a/vsprojects/vcxproj/grpc++_unsecure/grpc++_unsecure.vcxproj
+++ b/vsprojects/vcxproj/grpc++_unsecure/grpc++_unsecure.vcxproj
@@ -401,6 +401,7 @@
     <ClInclude Include="$(SolutionDir)\..\src\core\lib\iomgr\iomgr_internal.h" />
     <ClInclude Include="$(SolutionDir)\..\src\core\lib\iomgr\iomgr_posix.h" />
     <ClInclude Include="$(SolutionDir)\..\src\core\lib\iomgr\load_file.h" />
+    <ClInclude Include="$(SolutionDir)\..\src\core\lib\iomgr\lockfree_event.h" />
     <ClInclude Include="$(SolutionDir)\..\src\core\lib\iomgr\network_status_tracker.h" />
     <ClInclude Include="$(SolutionDir)\..\src\core\lib\iomgr\polling_entity.h" />
     <ClInclude Include="$(SolutionDir)\..\src\core\lib\iomgr\pollset.h" />
@@ -616,6 +617,8 @@
     </ClCompile>
     <ClCompile Include="$(SolutionDir)\..\src\core\lib\iomgr\load_file.c">
     </ClCompile>
+    <ClCompile Include="$(SolutionDir)\..\src\core\lib\iomgr\lockfree_event.c">
+    </ClCompile>
     <ClCompile Include="$(SolutionDir)\..\src\core\lib\iomgr\network_status_tracker.c">
     </ClCompile>
     <ClCompile Include="$(SolutionDir)\..\src\core\lib\iomgr\polling_entity.c">
diff --git a/vsprojects/vcxproj/grpc++_unsecure/grpc++_unsecure.vcxproj.filters b/vsprojects/vcxproj/grpc++_unsecure/grpc++_unsecure.vcxproj.filters
index fedd2c5..d39756b 100644
--- a/vsprojects/vcxproj/grpc++_unsecure/grpc++_unsecure.vcxproj.filters
+++ b/vsprojects/vcxproj/grpc++_unsecure/grpc++_unsecure.vcxproj.filters
@@ -202,6 +202,9 @@
     <ClCompile Include="$(SolutionDir)\..\src\core\lib\iomgr\load_file.c">
       <Filter>src\core\lib\iomgr</Filter>
     </ClCompile>
+    <ClCompile Include="$(SolutionDir)\..\src\core\lib\iomgr\lockfree_event.c">
+      <Filter>src\core\lib\iomgr</Filter>
+    </ClCompile>
     <ClCompile Include="$(SolutionDir)\..\src\core\lib\iomgr\network_status_tracker.c">
       <Filter>src\core\lib\iomgr</Filter>
     </ClCompile>
@@ -905,6 +908,9 @@
     <ClInclude Include="$(SolutionDir)\..\src\core\lib\iomgr\load_file.h">
       <Filter>src\core\lib\iomgr</Filter>
     </ClInclude>
+    <ClInclude Include="$(SolutionDir)\..\src\core\lib\iomgr\lockfree_event.h">
+      <Filter>src\core\lib\iomgr</Filter>
+    </ClInclude>
     <ClInclude Include="$(SolutionDir)\..\src\core\lib\iomgr\network_status_tracker.h">
       <Filter>src\core\lib\iomgr</Filter>
     </ClInclude>
diff --git a/vsprojects/vcxproj/grpc/grpc.vcxproj b/vsprojects/vcxproj/grpc/grpc.vcxproj
index da8b2ea..9e3ebb5 100644
--- a/vsprojects/vcxproj/grpc/grpc.vcxproj
+++ b/vsprojects/vcxproj/grpc/grpc.vcxproj
@@ -330,6 +330,7 @@
     <ClInclude Include="$(SolutionDir)\..\src\core\lib\iomgr\iomgr_internal.h" />
     <ClInclude Include="$(SolutionDir)\..\src\core\lib\iomgr\iomgr_posix.h" />
     <ClInclude Include="$(SolutionDir)\..\src\core\lib\iomgr\load_file.h" />
+    <ClInclude Include="$(SolutionDir)\..\src\core\lib\iomgr\lockfree_event.h" />
     <ClInclude Include="$(SolutionDir)\..\src\core\lib\iomgr\network_status_tracker.h" />
     <ClInclude Include="$(SolutionDir)\..\src\core\lib\iomgr\polling_entity.h" />
     <ClInclude Include="$(SolutionDir)\..\src\core\lib\iomgr\pollset.h" />
@@ -568,6 +569,8 @@
     </ClCompile>
     <ClCompile Include="$(SolutionDir)\..\src\core\lib\iomgr\load_file.c">
     </ClCompile>
+    <ClCompile Include="$(SolutionDir)\..\src\core\lib\iomgr\lockfree_event.c">
+    </ClCompile>
     <ClCompile Include="$(SolutionDir)\..\src\core\lib\iomgr\network_status_tracker.c">
     </ClCompile>
     <ClCompile Include="$(SolutionDir)\..\src\core\lib\iomgr\polling_entity.c">
diff --git a/vsprojects/vcxproj/grpc/grpc.vcxproj.filters b/vsprojects/vcxproj/grpc/grpc.vcxproj.filters
index 3eac38b..c82e8ee 100644
--- a/vsprojects/vcxproj/grpc/grpc.vcxproj.filters
+++ b/vsprojects/vcxproj/grpc/grpc.vcxproj.filters
@@ -97,6 +97,9 @@
     <ClCompile Include="$(SolutionDir)\..\src\core\lib\iomgr\load_file.c">
       <Filter>src\core\lib\iomgr</Filter>
     </ClCompile>
+    <ClCompile Include="$(SolutionDir)\..\src\core\lib\iomgr\lockfree_event.c">
+      <Filter>src\core\lib\iomgr</Filter>
+    </ClCompile>
     <ClCompile Include="$(SolutionDir)\..\src\core\lib\iomgr\network_status_tracker.c">
       <Filter>src\core\lib\iomgr</Filter>
     </ClCompile>
@@ -890,6 +893,9 @@
     <ClInclude Include="$(SolutionDir)\..\src\core\lib\iomgr\load_file.h">
       <Filter>src\core\lib\iomgr</Filter>
     </ClInclude>
+    <ClInclude Include="$(SolutionDir)\..\src\core\lib\iomgr\lockfree_event.h">
+      <Filter>src\core\lib\iomgr</Filter>
+    </ClInclude>
     <ClInclude Include="$(SolutionDir)\..\src\core\lib\iomgr\network_status_tracker.h">
       <Filter>src\core\lib\iomgr</Filter>
     </ClInclude>
diff --git a/vsprojects/vcxproj/grpc_test_util/grpc_test_util.vcxproj b/vsprojects/vcxproj/grpc_test_util/grpc_test_util.vcxproj
index 6118d59..a5ec4ae 100644
--- a/vsprojects/vcxproj/grpc_test_util/grpc_test_util.vcxproj
+++ b/vsprojects/vcxproj/grpc_test_util/grpc_test_util.vcxproj
@@ -225,6 +225,7 @@
     <ClInclude Include="$(SolutionDir)\..\src\core\lib\iomgr\iomgr_internal.h" />
     <ClInclude Include="$(SolutionDir)\..\src\core\lib\iomgr\iomgr_posix.h" />
     <ClInclude Include="$(SolutionDir)\..\src\core\lib\iomgr\load_file.h" />
+    <ClInclude Include="$(SolutionDir)\..\src\core\lib\iomgr\lockfree_event.h" />
     <ClInclude Include="$(SolutionDir)\..\src\core\lib\iomgr\network_status_tracker.h" />
     <ClInclude Include="$(SolutionDir)\..\src\core\lib\iomgr\polling_entity.h" />
     <ClInclude Include="$(SolutionDir)\..\src\core\lib\iomgr\pollset.h" />
@@ -404,6 +405,8 @@
     </ClCompile>
     <ClCompile Include="$(SolutionDir)\..\src\core\lib\iomgr\load_file.c">
     </ClCompile>
+    <ClCompile Include="$(SolutionDir)\..\src\core\lib\iomgr\lockfree_event.c">
+    </ClCompile>
     <ClCompile Include="$(SolutionDir)\..\src\core\lib\iomgr\network_status_tracker.c">
     </ClCompile>
     <ClCompile Include="$(SolutionDir)\..\src\core\lib\iomgr\polling_entity.c">
diff --git a/vsprojects/vcxproj/grpc_test_util/grpc_test_util.vcxproj.filters b/vsprojects/vcxproj/grpc_test_util/grpc_test_util.vcxproj.filters
index 89c6413..4078ebd 100644
--- a/vsprojects/vcxproj/grpc_test_util/grpc_test_util.vcxproj.filters
+++ b/vsprojects/vcxproj/grpc_test_util/grpc_test_util.vcxproj.filters
@@ -154,6 +154,9 @@
     <ClCompile Include="$(SolutionDir)\..\src\core\lib\iomgr\load_file.c">
       <Filter>src\core\lib\iomgr</Filter>
     </ClCompile>
+    <ClCompile Include="$(SolutionDir)\..\src\core\lib\iomgr\lockfree_event.c">
+      <Filter>src\core\lib\iomgr</Filter>
+    </ClCompile>
     <ClCompile Include="$(SolutionDir)\..\src\core\lib\iomgr\network_status_tracker.c">
       <Filter>src\core\lib\iomgr</Filter>
     </ClCompile>
@@ -650,6 +653,9 @@
     <ClInclude Include="$(SolutionDir)\..\src\core\lib\iomgr\load_file.h">
       <Filter>src\core\lib\iomgr</Filter>
     </ClInclude>
+    <ClInclude Include="$(SolutionDir)\..\src\core\lib\iomgr\lockfree_event.h">
+      <Filter>src\core\lib\iomgr</Filter>
+    </ClInclude>
     <ClInclude Include="$(SolutionDir)\..\src\core\lib\iomgr\network_status_tracker.h">
       <Filter>src\core\lib\iomgr</Filter>
     </ClInclude>
diff --git a/vsprojects/vcxproj/grpc_unsecure/grpc_unsecure.vcxproj b/vsprojects/vcxproj/grpc_unsecure/grpc_unsecure.vcxproj
index f71771d..476acbc 100644
--- a/vsprojects/vcxproj/grpc_unsecure/grpc_unsecure.vcxproj
+++ b/vsprojects/vcxproj/grpc_unsecure/grpc_unsecure.vcxproj
@@ -320,6 +320,7 @@
     <ClInclude Include="$(SolutionDir)\..\src\core\lib\iomgr\iomgr_internal.h" />
     <ClInclude Include="$(SolutionDir)\..\src\core\lib\iomgr\iomgr_posix.h" />
     <ClInclude Include="$(SolutionDir)\..\src\core\lib\iomgr\load_file.h" />
+    <ClInclude Include="$(SolutionDir)\..\src\core\lib\iomgr\lockfree_event.h" />
     <ClInclude Include="$(SolutionDir)\..\src\core\lib\iomgr\network_status_tracker.h" />
     <ClInclude Include="$(SolutionDir)\..\src\core\lib\iomgr\polling_entity.h" />
     <ClInclude Include="$(SolutionDir)\..\src\core\lib\iomgr\pollset.h" />
@@ -536,6 +537,8 @@
     </ClCompile>
     <ClCompile Include="$(SolutionDir)\..\src\core\lib\iomgr\load_file.c">
     </ClCompile>
+    <ClCompile Include="$(SolutionDir)\..\src\core\lib\iomgr\lockfree_event.c">
+    </ClCompile>
     <ClCompile Include="$(SolutionDir)\..\src\core\lib\iomgr\network_status_tracker.c">
     </ClCompile>
     <ClCompile Include="$(SolutionDir)\..\src\core\lib\iomgr\polling_entity.c">
diff --git a/vsprojects/vcxproj/grpc_unsecure/grpc_unsecure.vcxproj.filters b/vsprojects/vcxproj/grpc_unsecure/grpc_unsecure.vcxproj.filters
index fdcd668..044d657 100644
--- a/vsprojects/vcxproj/grpc_unsecure/grpc_unsecure.vcxproj.filters
+++ b/vsprojects/vcxproj/grpc_unsecure/grpc_unsecure.vcxproj.filters
@@ -100,6 +100,9 @@
     <ClCompile Include="$(SolutionDir)\..\src\core\lib\iomgr\load_file.c">
       <Filter>src\core\lib\iomgr</Filter>
     </ClCompile>
+    <ClCompile Include="$(SolutionDir)\..\src\core\lib\iomgr\lockfree_event.c">
+      <Filter>src\core\lib\iomgr</Filter>
+    </ClCompile>
     <ClCompile Include="$(SolutionDir)\..\src\core\lib\iomgr\network_status_tracker.c">
       <Filter>src\core\lib\iomgr</Filter>
     </ClCompile>
@@ -803,6 +806,9 @@
     <ClInclude Include="$(SolutionDir)\..\src\core\lib\iomgr\load_file.h">
       <Filter>src\core\lib\iomgr</Filter>
     </ClInclude>
+    <ClInclude Include="$(SolutionDir)\..\src\core\lib\iomgr\lockfree_event.h">
+      <Filter>src\core\lib\iomgr</Filter>
+    </ClInclude>
     <ClInclude Include="$(SolutionDir)\..\src\core\lib\iomgr\network_status_tracker.h">
       <Filter>src\core\lib\iomgr</Filter>
     </ClInclude>