a stub of the cli tool

build.json

@@ -1722,6 +1722,23 @@
         "gpr"
       ]
     },
+    {
+      "name": "grpc_cli",
+      "build": "test",
+      "run": false,
+      "language": "c++",
+      "src": [
+        "test/cpp/util/grpc_cli.cc"
+      ],
+      "deps": [
+        "grpc++_test_util",
+        "grpc_test_util",
+        "grpc++",
+        "grpc",
+        "gpr_test_util",
+        "gpr"
+      ]
+    },
     {
       "name": "grpc_cpp_plugin",
       "build": "protoc",

test/cpp/util/grpc_cli.cc

@@ -0,0 +1,100 @@
+/*
+ *
+ * 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 <chrono>
+#include <iostream>
+#include <thread>
+
+#include "test/cpp/util/create_test_channel.h"
+#include "src/cpp/util/time.h"
+#include "src/cpp/server/thread_pool.h"
+#include <gflags/gflags.h>
+#include <grpc++/channel_arguments.h>
+#include <grpc++/channel_interface.h>
+#include <grpc++/client_context.h>
+#include <grpc++/create_channel.h>
+#include <grpc++/credentials.h>
+#include <grpc++/server.h>
+#include <grpc++/server_builder.h>
+#include <grpc++/server_context.h>
+#include <grpc++/server_credentials.h>
+#include <grpc++/status.h>
+#include <grpc++/stream.h>
+#include "test/core/util/port.h"
+
+#include <grpc/grpc.h>
+#include <grpc/support/thd.h>
+#include <grpc/support/time.h>
+
+// 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;
+
+using std::chrono::system_clock;
+
+// DEFINE_bool(enable_ssl, true, "Whether to use ssl/tls.");
+
+void Call() {}
+
+int main(int argc, char** argv) {
+  grpc_init();
+
+  ParseCommandLineFlags(&argc, &argv, true);
+
+  if (argc < grpc::string(argv[1]) != "call") {
+    std::cout << "Usage: grpc_cli call server_host:port full_method_string\n"
+              << "Example: grpc_cli call service.googleapis.com "
+              << "/grpc.cpp.test.util.TestService/Echo " << std::endl;
+  }
+  grpc::string server_address(argv[2]);
+  grpc::string method(argv[3]);
+  std::cout << "connecting to " << server_address << std::endl;
+  std::cout << "method is " << method << std::endl;
+
+  std::unique_ptr<grpc::Credentials> creds = grpc::GoogleDefaultCredentials();
+  std::shared_ptr<grpc::ChannelInterface> channel =
+      grpc::CreateChannel(server_address, creds, grpc::ChannelArguments());
+
+  // Parse argument
+  Call();
+
+  channel.reset();
+  grpc_shutdown();
+  return 0;
+}
+
+
+