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The C based gRPC (C++, Python, Ruby, Objective-C, PHP, C#)
https://grpc.io/
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90 lines
3.1 KiB
90 lines
3.1 KiB
/* |
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* |
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* Copyright 2015, Google Inc. |
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* All rights reserved. |
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* |
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* Redistribution and use in source and binary forms, with or without |
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* modification, are permitted provided that the following conditions are |
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* met: |
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* |
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* * Redistributions of source code must retain the above copyright |
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* notice, this list of conditions and the following disclaimer. |
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* * Redistributions in binary form must reproduce the above |
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* copyright notice, this list of conditions and the following disclaimer |
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* in the documentation and/or other materials provided with the |
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* distribution. |
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* * Neither the name of Google Inc. nor the names of its |
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* contributors may be used to endorse or promote products derived from |
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* this software without specific prior written permission. |
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* |
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* THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS |
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* "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT |
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* LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR |
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* A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT |
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* OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, |
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* SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT |
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* LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, |
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* DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY |
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* THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT |
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* (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE |
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* OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. |
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* |
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*/ |
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#include <iostream> |
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#include <memory> |
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#include <sstream> |
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#include <string> |
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#include <gflags/gflags.h> |
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#include <grpc++/channel.h> |
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#include <grpc++/client_context.h> |
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#include <grpc++/create_channel.h> |
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#include "src/proto/grpc/testing/echo.grpc.pb.h" |
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DEFINE_string(address, "", "Address to connect to"); |
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DEFINE_string(mode, "", "Test mode to use"); |
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using grpc::testing::EchoRequest; |
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using grpc::testing::EchoResponse; |
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// In some distros, gflags is in the namespace google, and in some others, |
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// in gflags. This hack is enabling us to find both. |
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namespace google {} |
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namespace gflags {} |
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using namespace google; |
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using namespace gflags; |
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int main(int argc, char** argv) { |
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ParseCommandLineFlags(&argc, &argv, true); |
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auto stub = grpc::testing::EchoTestService::NewStub( |
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grpc::CreateChannel(FLAGS_address, grpc::InsecureChannelCredentials())); |
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EchoRequest request; |
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EchoResponse response; |
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grpc::ClientContext context; |
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if (FLAGS_mode == "bidi") { |
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auto stream = stub->BidiStream(&context); |
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for (int i = 0;; i++) { |
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std::ostringstream msg; |
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msg << "Hello " << i; |
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request.set_message(msg.str()); |
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GPR_ASSERT(stream->Write(request)); |
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GPR_ASSERT(stream->Read(&response)); |
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GPR_ASSERT(response.message() == request.message()); |
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} |
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} else if (FLAGS_mode == "response") { |
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EchoRequest request; |
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request.set_message("Hello"); |
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auto stream = stub->ResponseStream(&context, request); |
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for (;;) { |
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GPR_ASSERT(stream->Read(&response)); |
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} |
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} else { |
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gpr_log(GPR_ERROR, "invalid test mode '%s'", FLAGS_mode.c_str()); |
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return 1; |
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} |
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return 0; |
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}
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