/* * * 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 #include #include #include #include #include #include #include #include namespace grpc { namespace testing { namespace { void* tag(int i) { return (void*)(intptr_t)i; } } // namespace Status CliCall::Call(std::shared_ptr channel, const grpc::string& method, const grpc::string& request, grpc::string* response, const OutgoingMetadataContainer& metadata, IncomingMetadataContainer* server_initial_metadata, IncomingMetadataContainer* server_trailing_metadata) { std::unique_ptr stub(new grpc::GenericStub(channel)); grpc::ClientContext ctx; if (!metadata.empty()) { for (OutgoingMetadataContainer::const_iterator iter = metadata.begin(); iter != metadata.end(); ++iter) { ctx.AddMetadata(iter->first, iter->second); } } grpc::CompletionQueue cq; std::unique_ptr 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 slices; recv_buffer.Dump(&slices); response->clear(); for (size_t i = 0; i < slices.size(); i++) { response->append(reinterpret_cast(slices[i].begin()), slices[i].size()); } } *server_initial_metadata = ctx.GetServerInitialMetadata(); *server_trailing_metadata = ctx.GetServerTrailingMetadata(); return status; } } // namespace testing } // namespace grpc