The C based gRPC (C++, Python, Ruby, Objective-C, PHP, C#)
https://grpc.io/
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86 lines
3.1 KiB
86 lines
3.1 KiB
/* |
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* |
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* Copyright 2015 gRPC authors. |
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* |
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* Licensed under the Apache License, Version 2.0 (the "License"); |
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* you may not use this file except in compliance with the License. |
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* You may obtain a copy of the License at |
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* |
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* http://www.apache.org/licenses/LICENSE-2.0 |
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* |
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* Unless required by applicable law or agreed to in writing, software |
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* distributed under the License is distributed on an "AS IS" BASIS, |
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* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. |
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* See the License for the specific language governing permissions and |
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* limitations under the License. |
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* |
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*/ |
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#include <memory> |
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#include <grpcpp/channel.h> |
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#include <grpcpp/create_channel_impl.h> |
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#include <grpcpp/impl/grpc_library.h> |
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#include <grpcpp/support/channel_arguments.h> |
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#include "src/cpp/client/create_channel_internal.h" |
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namespace grpc { |
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class ChannelArguments; |
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} |
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namespace grpc_impl { |
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std::shared_ptr<grpc::Channel> CreateChannel( |
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const grpc::string& target, |
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const std::shared_ptr<grpc::ChannelCredentials>& creds) { |
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return CreateCustomChannel(target, creds, grpc::ChannelArguments()); |
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} |
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std::shared_ptr<grpc::Channel> CreateCustomChannel( |
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const grpc::string& target, |
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const std::shared_ptr<grpc::ChannelCredentials>& creds, |
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const grpc::ChannelArguments& args) { |
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grpc::GrpcLibraryCodegen |
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init_lib; // We need to call init in case of a bad creds. |
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return creds ? creds->CreateChannel(target, args) |
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: grpc::CreateChannelInternal( |
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"", |
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grpc_lame_client_channel_create( |
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nullptr, GRPC_STATUS_INVALID_ARGUMENT, |
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"Invalid credentials."), |
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std::vector<std::unique_ptr< |
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grpc::experimental:: |
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ClientInterceptorFactoryInterface>>()); |
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} |
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namespace experimental { |
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/// Create a new \em custom \a Channel pointing to \a target with \a |
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/// interceptors being invoked per call. |
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/// |
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/// \warning For advanced use and testing ONLY. Override default channel |
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/// arguments only if necessary. |
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/// |
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/// \param target The URI of the endpoint to connect to. |
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/// \param creds Credentials to use for the created channel. If it does not |
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/// hold an object or is invalid, a lame channel (one on which all operations |
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/// fail) is returned. |
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/// \param args Options for channel creation. |
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std::shared_ptr<grpc::Channel> CreateCustomChannelWithInterceptors( |
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const grpc::string& target, |
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const std::shared_ptr<grpc::ChannelCredentials>& creds, |
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const grpc::ChannelArguments& args, |
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std::vector< |
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std::unique_ptr<grpc::experimental::ClientInterceptorFactoryInterface>> |
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interceptor_creators) { |
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return creds ? creds->CreateChannelWithInterceptors( |
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target, args, std::move(interceptor_creators)) |
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: grpc::CreateChannelInternal( |
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"", |
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grpc_lame_client_channel_create( |
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nullptr, GRPC_STATUS_INVALID_ARGUMENT, |
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"Invalid credentials."), |
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std::move(interceptor_creators)); |
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} |
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} // namespace experimental |
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} // namespace grpc_impl
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