| /* |
| * |
| * 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/util/cli_call.h" |
| |
| #include <iostream> |
| |
| #include <grpc++/byte_buffer.h> |
| #include <grpc++/channel_interface.h> |
| #include <grpc++/client_context.h> |
| #include <grpc++/generic_stub.h> |
| #include <grpc++/status.h> |
| #include <grpc++/stream.h> |
| |
| #include <grpc/grpc.h> |
| #include <grpc/support/log.h> |
| #include <grpc/support/slice.h> |
| |
| namespace grpc { |
| namespace testing { |
| namespace { |
| void* tag(int i) { return (void*)(gpr_intptr)i; } |
| } // namespace |
| |
| Status CliCall::Call(std::shared_ptr<grpc::ChannelInterface> channel, |
| const grpc::string& method, const grpc::string& request, |
| grpc::string* response, const MetadataContainer& metadata, |
| MetadataContainer* server_initial_metadata, |
| MetadataContainer* server_trailing_metadata) { |
| std::unique_ptr<grpc::GenericStub> stub(new grpc::GenericStub(channel)); |
| grpc::ClientContext ctx; |
| if (!metadata.empty()) { |
| for (std::multimap<grpc::string, grpc::string>::const_iterator iter = |
| metadata.begin(); |
| iter != metadata.end(); ++iter) { |
| ctx.AddMetadata(iter->first, iter->second); |
| } |
| } |
| grpc::CompletionQueue cq; |
| std::unique_ptr<grpc::GenericClientAsyncReaderWriter> call( |
| stub->Call(&ctx, method, &cq, tag(1))); |
| void* got_tag; |
| bool ok; |
| cq.Next(&got_tag, &ok); |
| GPR_ASSERT(ok); |
| |
| gpr_slice s = gpr_slice_from_copied_string(request.c_str()); |
| grpc::Slice req_slice(s, grpc::Slice::STEAL_REF); |
| grpc::ByteBuffer send_buffer(&req_slice, 1); |
| call->Write(send_buffer, tag(2)); |
| cq.Next(&got_tag, &ok); |
| GPR_ASSERT(ok); |
| call->WritesDone(tag(3)); |
| cq.Next(&got_tag, &ok); |
| GPR_ASSERT(ok); |
| grpc::ByteBuffer recv_buffer; |
| call->Read(&recv_buffer, tag(4)); |
| cq.Next(&got_tag, &ok); |
| if (!ok) { |
| std::cout << "Failed to read response." << std::endl; |
| return Status(StatusCode::INTERNAL, "Failed to read response"); |
| } |
| grpc::Status status; |
| call->Finish(&status, tag(5)); |
| cq.Next(&got_tag, &ok); |
| GPR_ASSERT(ok); |
| |
| if (status.ok()) { |
| std::vector<grpc::Slice> slices; |
| recv_buffer.Dump(&slices); |
| |
| response->clear(); |
| for (size_t i = 0; i < slices.size(); i++) { |
| response->append(reinterpret_cast<const char*>(slices[i].begin()), |
| slices[i].size()); |
| } |
| } |
| *server_initial_metadata = ctx.GetServerInitialMetadata(); |
| *server_trailing_metadata = ctx.GetServerTrailingMetadata(); |
| return status; |
| } |
| |
| } // namespace testing |
| } // namespace grpc |