Getting the driver pieces in place

Driver logic not implemented yet
diff --git a/test/cpp/qps/driver.cc b/test/cpp/qps/driver.cc
new file mode 100644
index 0000000..ed72e30
--- /dev/null
+++ b/test/cpp/qps/driver.cc
@@ -0,0 +1,38 @@
+/*
+ *
+ * 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.
+ *
+ */
+
+#include "test/cpp/qps/driver.h"
+
+void RunScenario(const grpc::testing::ClientArgs& client_args, int num_clients,
+                 const grpc::testing::ServerArgs& server_args,
+                 int num_servers) {}
diff --git a/test/cpp/qps/driver.h b/test/cpp/qps/driver.h
new file mode 100644
index 0000000..6d6506d
--- /dev/null
+++ b/test/cpp/qps/driver.h
@@ -0,0 +1,42 @@
+/*
+ *
+ * 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.
+ *
+ */
+
+#ifndef TEST_QPS_DRIVER_H
+#define TEST_QPS_DRIVER_H
+
+#include "test/cpp/qps/qpstest.pb.h"
+
+void RunScenario(const grpc::testing::ClientArgs& client_args, int num_clients,
+                 const grpc::testing::ServerArgs& server_args, int num_servers);
+
+#endif
diff --git a/test/cpp/qps/qps_driver.cc b/test/cpp/qps/qps_driver.cc
new file mode 100644
index 0000000..e7dda8e
--- /dev/null
+++ b/test/cpp/qps/qps_driver.cc
@@ -0,0 +1,63 @@
+/*
+ *
+ * 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.
+ *
+ */
+
+#include <gflags/gflags.h>
+
+#include "test/cpp/qps/driver.h"
+
+DEFINE_int32(num_clients, 1, "number of client binaries");
+DEFINE_int32(num_servers, 1, "number of server binaries");
+
+using grpc::testing::ClientArgs;
+using grpc::testing::ServerArgs;
+
+// 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 { }
+namespace gflags { }
+using namespace google;
+using namespace gflags;
+
+int main(int argc, char **argv) {
+  grpc_init();
+  ParseCommandLineFlags(&argc, &argv, true);
+
+  ClientArgs client_args;
+  ServerArgs server_args;
+
+  RunScenario(client_args, FLAGS_num_clients, server_args, FLAGS_num_servers);
+
+  grpc_shutdown();
+  return 0;
+}
+
diff --git a/test/cpp/qps/single_run_localhost.sh b/test/cpp/qps/single_run_localhost.sh
new file mode 100755
index 0000000..1c2f1c8
--- /dev/null
+++ b/test/cpp/qps/single_run_localhost.sh
@@ -0,0 +1,26 @@
+#!/bin/sh
+
+# performs a single qps run with one client and one server
+
+set -ex
+
+cd $(dirname $0)/../../..
+
+NUMCPUS=`python2.7 -c 'import multiprocessing; print multiprocessing.cpu_count()'`
+
+make CONFIG=opt qps_client qps_server qps_driver -j$NUMCPUS
+
+bins/opt/qps_server -driver_port 10000 -port 10002 &
+SERVER_PID=$!
+bins/opt/qps_client -driver_port 10001 &
+CLIENT_PID=$!
+
+QPS_SERVERS=localhost:10000
+QPS_CLIENTS=localhost:10001
+
+bins/opt/qps_driver $*
+
+kill -2 $CLIENT_PID
+kill -2 $SERVER_PID
+wait
+