Merge pull request #7612 from rjshade/enable_udp_testing

Remove GRPC_NEED_UDP ifdefs
diff --git a/etc/roots.pem b/etc/roots.pem
index d376e58..79357e0 100644
--- a/etc/roots.pem
+++ b/etc/roots.pem
@@ -1706,38 +1706,6 @@
 GDeAU/7dIOA1mjbRxwG55tzd8/8dLDoWV9mSOdY=
 -----END CERTIFICATE-----
 
-# Issuer: CN=IGC/A O=PM/SGDN OU=DCSSI
-# Subject: CN=IGC/A O=PM/SGDN OU=DCSSI
-# Label: "IGC/A"
-# Serial: 245102874772
-# MD5 Fingerprint: 0c:7f:dd:6a:f4:2a:b9:c8:9b:bd:20:7e:a9:db:5c:37
-# SHA1 Fingerprint: 60:d6:89:74:b5:c2:65:9e:8a:0f:c1:88:7c:88:d2:46:69:1b:18:2c
-# SHA256 Fingerprint: b9:be:a7:86:0a:96:2e:a3:61:1d:ab:97:ab:6d:a3:e2:1c:10:68:b9:7d:55:57:5e:d0:e1:12:79:c1:1c:89:32
------BEGIN CERTIFICATE-----
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-Crpa/JosPL3Dt8ldeCUFP1YUmwza+zpI/pdpXsoQhvdOlgQITeywvl3cO45Pwf2a
-NjSaTFR+FwNIlQgRHAdvhQh+XU3Endv7rs6y0bO4g2wdsrN58dhwmX7wEwLOXt1R
-0982gaEbeC9xs/FZTEYYKKuF0mBWWg==
------END CERTIFICATE-----
-
 # Issuer: O=SECOM Trust Systems CO.,LTD. OU=Security Communication EV RootCA1
 # Subject: O=SECOM Trust Systems CO.,LTD. OU=Security Communication EV RootCA1
 # Label: "Security Communication EV RootCA1"
@@ -2047,48 +2015,6 @@
 LY4ng5IgodcVf/EuGO70SH8vf/GhGLWhC5SgYiAynB321O+/TIho
 -----END CERTIFICATE-----
 
-# Issuer: CN=EBG Elektronik Sertifika Hizmet Sağlayıcısı O=EBG Bilişim Teknolojileri ve Hizmetleri A.Ş.
-# Subject: CN=EBG Elektronik Sertifika Hizmet Sağlayıcısı O=EBG Bilişim Teknolojileri ve Hizmetleri A.Ş.
-# Label: "EBG Elektronik Sertifika Hizmet Sa\xC4\x9Flay\xc4\xb1\x63\xc4\xb1s\xc4\xb1"
-# Serial: 5525761995591021570
-# MD5 Fingerprint: 2c:20:26:9d:cb:1a:4a:00:85:b5:b7:5a:ae:c2:01:37
-# SHA1 Fingerprint: 8c:96:ba:eb:dd:2b:07:07:48:ee:30:32:66:a0:f3:98:6e:7c:ae:58
-# SHA256 Fingerprint: 35:ae:5b:dd:d8:f7:ae:63:5c:ff:ba:56:82:a8:f0:0b:95:f4:84:62:c7:10:8e:e9:a0:e5:29:2b:07:4a:af:b2
------BEGIN CERTIFICATE-----
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------END CERTIFICATE-----
-
 # Issuer: O=certSIGN OU=certSIGN ROOT CA
 # Subject: O=certSIGN OU=certSIGN ROOT CA
 # Label: "certSIGN ROOT CA"
@@ -2427,43 +2353,6 @@
 ywplh6ZmwcSBo3c6WB4L7oOLnR7SUqTMHW+wmG2UMbX4cQrcufx9MmDm66+KAQ==
 -----END CERTIFICATE-----
 
-# Issuer: CN=Juur-SK O=AS Sertifitseerimiskeskus
-# Subject: CN=Juur-SK O=AS Sertifitseerimiskeskus
-# Label: "Juur-SK"
-# Serial: 999181308
-# MD5 Fingerprint: aa:8e:5d:d9:f8:db:0a:58:b7:8d:26:87:6c:82:35:55
-# SHA1 Fingerprint: 40:9d:4b:d9:17:b5:5c:27:b6:9b:64:cb:98:22:44:0d:cd:09:b8:89
-# SHA256 Fingerprint: ec:c3:e9:c3:40:75:03:be:e0:91:aa:95:2f:41:34:8f:f8:8b:aa:86:3b:22:64:be:fa:c8:07:90:15:74:e9:39
------BEGIN CERTIFICATE-----
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------END CERTIFICATE-----
-
 # Issuer: CN=Hongkong Post Root CA 1 O=Hongkong Post
 # Subject: CN=Hongkong Post Root CA 1 O=Hongkong Post
 # Label: "Hongkong Post Root CA 1"
diff --git a/src/core/lib/channel/message_size_filter.c b/src/core/lib/channel/message_size_filter.c
index 02fc68f..f067a3a 100644
--- a/src/core/lib/channel/message_size_filter.c
+++ b/src/core/lib/channel/message_size_filter.c
@@ -73,16 +73,22 @@
     gpr_asprintf(&message_string,
                  "Received message larger than max (%u vs. %d)",
                  (*calld->recv_message)->length, chand->max_recv_size);
-    gpr_slice message = gpr_slice_from_copied_string(message_string);
+    grpc_error* new_error = grpc_error_set_int(
+        GRPC_ERROR_CREATE(message_string), GRPC_ERROR_INT_GRPC_STATUS,
+        GRPC_STATUS_INVALID_ARGUMENT);
+    if (error == GRPC_ERROR_NONE) {
+      error = new_error;
+    } else {
+      error = grpc_error_add_child(error, new_error);
+      GRPC_ERROR_UNREF(new_error);
+    }
     gpr_free(message_string);
-    grpc_call_element_send_close_with_message(
-        exec_ctx, elem, GRPC_STATUS_INVALID_ARGUMENT, &message);
   }
   // Invoke the next callback.
   grpc_exec_ctx_sched(exec_ctx, calld->next_recv_message_ready, error, NULL);
 }
 
-// Start transport op.
+// Start transport stream op.
 static void start_transport_stream_op(grpc_exec_ctx* exec_ctx,
                                       grpc_call_element* elem,
                                       grpc_transport_stream_op* op) {
diff --git a/src/core/lib/iomgr/udp_server.c b/src/core/lib/iomgr/udp_server.c
index df68402..edf7b13 100644
--- a/src/core/lib/iomgr/udp_server.c
+++ b/src/core/lib/iomgr/udp_server.c
@@ -198,6 +198,7 @@
   /* shutdown all fd's */
   if (s->active_ports) {
     for (i = 0; i < s->nports; i++) {
+      server_port *sp = &s->ports[i];
       /* Call the orphan_cb to signal that the FD is about to be closed and
        * should no longer be used. */
       GPR_ASSERT(sp->orphan_cb);
diff --git a/src/core/lib/surface/call.c b/src/core/lib/surface/call.c
index 5690bca..b0f66f4 100644
--- a/src/core/lib/surface/call.c
+++ b/src/core/lib/surface/call.c
@@ -1103,8 +1103,8 @@
   }
 }
 
-static void process_data_after_md(grpc_exec_ctx *exec_ctx, batch_control *bctl,
-                                  bool success) {
+static void process_data_after_md(grpc_exec_ctx *exec_ctx,
+                                  batch_control *bctl) {
   grpc_call *call = bctl->call;
   if (call->receiving_stream == NULL) {
     *call->receiving_buffer = NULL;
@@ -1124,8 +1124,6 @@
     grpc_closure_init(&call->receiving_slice_ready, receiving_slice_ready,
                       bctl);
     continue_receiving_slices(exec_ctx, bctl);
-    /* early out */
-    return;
   }
 }
 
@@ -1133,12 +1131,17 @@
                                    grpc_error *error) {
   batch_control *bctl = bctlp;
   grpc_call *call = bctl->call;
-
+  if (error != GRPC_ERROR_NONE) {
+    grpc_status_code status;
+    const char *msg;
+    grpc_error_get_status(error, &status, &msg);
+    close_with_status(exec_ctx, call, status, msg);
+  }
   gpr_mu_lock(&bctl->call->mu);
   if (bctl->call->has_initial_md_been_received || error != GRPC_ERROR_NONE ||
       call->receiving_stream == NULL) {
     gpr_mu_unlock(&bctl->call->mu);
-    process_data_after_md(exec_ctx, bctlp, error);
+    process_data_after_md(exec_ctx, bctlp);
   } else {
     call->saved_receiving_stream_ready_bctlp = bctlp;
     gpr_mu_unlock(&bctl->call->mu);
diff --git a/src/ruby/README.md b/src/ruby/README.md
index 3179575..67e94dd 100644
--- a/src/ruby/README.md
+++ b/src/ruby/README.md
@@ -73,5 +73,5 @@
 
 [ruby extensions]:http://guides.rubygems.org/gems-with-extensions/
 [rubydoc]: http://www.rubydoc.info/gems/grpc
-[grpc.io]: http://www.grpc.io/docs/installation/ruby.html
+[grpc.io]: http://www.grpc.io/docs/quickstart/ruby.html
 [Debian jessie-backports]:http://backports.debian.org/Instructions/
diff --git a/test/core/end2end/tests/max_message_length.c b/test/core/end2end/tests/max_message_length.c
index cdca3e6..d27cced 100644
--- a/test/core/end2end/tests/max_message_length.c
+++ b/test/core/end2end/tests/max_message_length.c
@@ -98,9 +98,12 @@
   grpc_completion_queue_destroy(f->cq);
 }
 
-static void test_max_message_length(grpc_end2end_test_config config,
-                                    bool send_limit) {
-  gpr_log(GPR_INFO, "testing with send_limit=%d", send_limit);
+// Test with request larger than the limit.
+// If send_limit is true, applies send limit on client; otherwise, applies
+// recv limit on server.
+static void test_max_message_length_on_request(grpc_end2end_test_config config,
+                                               bool send_limit) {
+  gpr_log(GPR_INFO, "testing request with send_limit=%d", send_limit);
 
   grpc_end2end_test_fixture f;
   grpc_arg channel_arg;
@@ -239,9 +242,161 @@
   config.tear_down_data(&f);
 }
 
+// Test with response larger than the limit.
+// If send_limit is true, applies send limit on server; otherwise, applies
+// recv limit on client.
+static void test_max_message_length_on_response(grpc_end2end_test_config config,
+                                                bool send_limit) {
+  gpr_log(GPR_INFO, "testing response with send_limit=%d", send_limit);
+
+  grpc_end2end_test_fixture f;
+  grpc_arg channel_arg;
+  grpc_channel_args channel_args;
+  grpc_call *c = NULL;
+  grpc_call *s = NULL;
+  cq_verifier *cqv;
+  grpc_op ops[6];
+  grpc_op *op;
+  gpr_slice response_payload_slice =
+      gpr_slice_from_copied_string("hello world");
+  grpc_byte_buffer *response_payload =
+      grpc_raw_byte_buffer_create(&response_payload_slice, 1);
+  grpc_byte_buffer *recv_payload = NULL;
+  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;
+  char *details = NULL;
+  size_t details_capacity = 0;
+  int was_cancelled = 2;
+
+  channel_arg.key = send_limit ? GRPC_ARG_MAX_SEND_MESSAGE_LENGTH
+                               : GRPC_ARG_MAX_RECEIVE_MESSAGE_LENGTH;
+  channel_arg.type = GRPC_ARG_INTEGER;
+  channel_arg.value.integer = 5;
+
+  channel_args.num_args = 1;
+  channel_args.args = &channel_arg;
+
+  f = begin_test(config, "test_max_message_length",
+                 send_limit ? NULL : &channel_args,
+                 send_limit ? &channel_args : NULL);
+  cqv = cq_verifier_create(f.cq);
+
+  c = grpc_channel_create_call(f.client, NULL, GRPC_PROPAGATE_DEFAULTS, f.cq,
+                               "/foo", "foo.test.google.fr:1234",
+                               gpr_inf_future(GPR_CLOCK_REALTIME), NULL);
+  GPR_ASSERT(c);
+
+  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 = &initial_metadata_recv;
+  op->flags = 0;
+  op->reserved = NULL;
+  op++;
+  op->op = GRPC_OP_RECV_MESSAGE;
+  op->data.recv_message = &recv_payload;
+  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->data.recv_status_on_client.status_details_capacity = &details_capacity;
+  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);
+
+  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_RECV_CLOSE_ON_SERVER;
+  op->data.recv_close_on_server.cancelled = &was_cancelled;
+  op->flags = 0;
+  op->reserved = NULL;
+  op++;
+  op->op = GRPC_OP_SEND_MESSAGE;
+  op->data.send_message = response_payload;
+  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_OK;
+  op->data.send_status_from_server.status_details = "xyz";
+  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(0 == strcmp(call_details.method, "/foo"));
+  GPR_ASSERT(0 == strcmp(call_details.host, "foo.test.google.fr:1234"));
+  GPR_ASSERT(was_cancelled == 0);
+
+  GPR_ASSERT(status == GRPC_STATUS_INVALID_ARGUMENT);
+  GPR_ASSERT(strcmp(details,
+                    send_limit
+                        ? "Sent message larger than max (11 vs. 5)"
+                        : "Received message larger than max (11 vs. 5)") == 0);
+
+  gpr_free(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_byte_buffer_destroy(response_payload);
+  grpc_byte_buffer_destroy(recv_payload);
+
+  grpc_call_destroy(c);
+  if (s != NULL) grpc_call_destroy(s);
+
+  cq_verifier_destroy(cqv);
+
+  end_test(&f);
+  config.tear_down_data(&f);
+}
+
 void max_message_length(grpc_end2end_test_config config) {
-  test_max_message_length(config, true);
-  test_max_message_length(config, false);
+  test_max_message_length_on_request(config, false /* send_limit */);
+  test_max_message_length_on_request(config, true /* send_limit */);
+  test_max_message_length_on_response(config, false /* send_limit */);
+  test_max_message_length_on_response(config, true /* send_limit */);
 }
 
 void max_message_length_pre_init(void) {}
diff --git a/test/cpp/end2end/proto_server_reflection_test.cc b/test/cpp/end2end/proto_server_reflection_test.cc
index efbb0e1..75efd01 100644
--- a/test/cpp/end2end/proto_server_reflection_test.cc
+++ b/test/cpp/end2end/proto_server_reflection_test.cc
@@ -144,7 +144,7 @@
 TEST_F(ProtoServerReflectionTest, CheckResponseWithLocalDescriptorPool) {
   ResetStub();
 
-  std::vector<std::string> services;
+  std::vector<grpc::string> services;
   desc_db_->GetServices(&services);
   // The service list has at least one service (reflection servcie).
   EXPECT_TRUE(services.size() > 0);
diff --git a/test/cpp/util/proto_file_parser.cc b/test/cpp/util/proto_file_parser.cc
index 01acb01..98dd3f1 100644
--- a/test/cpp/util/proto_file_parser.cc
+++ b/test/cpp/util/proto_file_parser.cc
@@ -82,7 +82,7 @@
                                  const grpc::string& proto_path,
                                  const grpc::string& protofiles)
     : has_error_(false) {
-  std::vector<std::string> service_list;
+  std::vector<grpc::string> service_list;
   if (channel) {
     reflection_db_.reset(new grpc::ProtoReflectionDescriptorDatabase(channel));
     reflection_db_->GetServices(&service_list);
diff --git a/test/cpp/util/proto_reflection_descriptor_database.cc b/test/cpp/util/proto_reflection_descriptor_database.cc
index f0d14c6..b60f447 100644
--- a/test/cpp/util/proto_reflection_descriptor_database.cc
+++ b/test/cpp/util/proto_reflection_descriptor_database.cc
@@ -255,7 +255,7 @@
 }
 
 bool ProtoReflectionDescriptorDatabase::GetServices(
-    std::vector<std::string>* output) {
+    std::vector<grpc::string>* output) {
   ServerReflectionRequest request;
   request.set_list_services("");
   ServerReflectionResponse response;
@@ -288,7 +288,7 @@
 
 const protobuf::FileDescriptorProto
 ProtoReflectionDescriptorDatabase::ParseFileDescriptorProtoResponse(
-    const std::string& byte_fd_proto) {
+    const grpc::string& byte_fd_proto) {
   protobuf::FileDescriptorProto file_desc_proto;
   file_desc_proto.ParseFromString(byte_fd_proto);
   return file_desc_proto;
diff --git a/test/cpp/util/proto_reflection_descriptor_database.h b/test/cpp/util/proto_reflection_descriptor_database.h
index 0e69696..471c961 100644
--- a/test/cpp/util/proto_reflection_descriptor_database.h
+++ b/test/cpp/util/proto_reflection_descriptor_database.h
@@ -95,7 +95,7 @@
                                std::vector<int>* output) GRPC_OVERRIDE;
 
   // Provide a list of full names of registered services
-  bool GetServices(std::vector<std::string>* output);
+  bool GetServices(std::vector<grpc::string>* output);
 
  private:
   typedef ClientReaderWriter<
@@ -104,7 +104,7 @@
       ClientStream;
 
   const protobuf::FileDescriptorProto ParseFileDescriptorProtoResponse(
-      const std::string& byte_fd_proto);
+      const grpc::string& byte_fd_proto);
 
   void AddFileFromResponse(
       const grpc::reflection::v1alpha::FileDescriptorResponse& response);
diff --git a/tools/jenkins/reboot_worker.sh b/tools/jenkins/reboot_worker.sh
new file mode 100755
index 0000000..285e699
--- /dev/null
+++ b/tools/jenkins/reboot_worker.sh
@@ -0,0 +1,38 @@
+#!/usr/bin/env bash
+# Copyright 2016, 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.
+#
+# Reboots Jenkins worker
+#
+# NOTE: No empty lines should appear in this file before igncr is set!
+set -ex -o igncr || set -ex
+
+# Give 5 seconds to finish the current job, then kill the jenkins slave process
+# to avoid running any other jobs on the worker and restart the worker.
+nohup sh -c 'sleep 5; killall java; sudo reboot' &