/* Copyright (c) 2016 PaddlePaddle Authors. All Rights Reserved. Licensed under the Apache License, Version 2.0 (the "License"); you may not use this file except in compliance with the License. You may obtain a copy of the License at http://www.apache.org/licenses/LICENSE-2.0 Unless required by applicable law or agreed to in writing, software distributed under the License is distributed on an "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. See the License for the specific language governing permissions and limitations under the License. */ #include #include "paddle/framework/data_type.h" #include "paddle/framework/framework.pb.h" #include "paddle/framework/lod_tensor.h" #include "paddle/framework/op_registry.h" #include "paddle/operators/detail/send_recv_impl.h" #include "paddle/operators/detail/simple_block_queue.h" namespace paddle { namespace operators { // TODO(typhoonzero): this is a simple implementation which only send // one tensor class SendOp : public framework::OperatorBase { public: SendOp(const std::string &type, const framework::VariableNameMap &inputs, const framework::VariableNameMap &outputs, const framework::AttributeMap &attrs) : OperatorBase(type, inputs, outputs, attrs) { // init client when the operator is created at runtime. if (!client_) { std::string endpoint = Attr("endpoint"); client_.reset(new detail::RPCClient( grpc::CreateChannel(endpoint, grpc::InsecureChannelCredentials()))); // TODO(typhoonzero): how to call InitVariables } } void Run(const framework::Scope &scope, const platform::DeviceContext &dev_ctx) const override { auto iname = Input("X"); auto oname = Output("Out"); // TODO(typhoonzero): currently it's non-blocking, // should block until server responds. bool ret = client_->SendVariable(scope, iname, oname); if (!ret) { LOG(ERROR) << "send variable error"; } } protected: std::shared_ptr client_{nullptr}; }; class SendOpMaker : public framework::OpProtoAndCheckerMaker { public: SendOpMaker(framework::OpProto *proto, framework::OpAttrChecker *op_checker) : OpProtoAndCheckerMaker(proto, op_checker) { AddInput("X", "(Tensor) Input tensor to be saved"); AddOutput("Out", "(Tensor) Output fetched from server"); AddComment(R"DOC( Recv operator This operator will recv tensor from send_op )DOC"); AddAttr("endpoint", "(string, default 127.0.0.1:6164)" "IP address to listen on.") .SetDefault("127.0.0.1:6164") .AddCustomChecker([](const std::string &ip) { return !ip.empty(); }); } }; } // namespace operators } // namespace paddle namespace ops = paddle::operators; REGISTER_OPERATOR(send, ops::SendOp, ops::SendOpMaker);