1 /** 2 * Copyright 2020 Huawei Technologies Co., Ltd 3 * 4 * Licensed under the Apache License, Version 2.0 (the "License"); 5 * you may not use this file except in compliance with the License. 6 * You may obtain a copy of the License at 7 * 8 * http://www.apache.org/licenses/LICENSE-2.0 9 * 10 * Unless required by applicable law or agreed to in writing, software 11 * distributed under the License is distributed on an "AS IS" BASIS, 12 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. 13 * See the License for the specific language governing permissions and 14 * limitations under the License. 15 */ 16 17 #ifndef MINDSPORE_CCSRC_PS_CORE_WORKER_NODE_H_ 18 #define MINDSPORE_CCSRC_PS_CORE_WORKER_NODE_H_ 19 20 #include <cstdlib> 21 #include <iostream> 22 #include <memory> 23 #include <string> 24 #include <utility> 25 #include <algorithm> 26 27 #include "ps/core/cluster_config.h" 28 #include "ps/core/communicator/tcp_client.h" 29 #include "ps/core/communicator/tcp_server.h" 30 #include "ps/core/abstract_node.h" 31 32 namespace mindspore { 33 namespace ps { 34 namespace core { 35 class WorkerNode : public AbstractNode { 36 public: 37 WorkerNode() = default; 38 ~WorkerNode() override = default; 39 40 bool Start(const uint32_t &timeout = PSContext::instance()->cluster_config().cluster_available_timeout) override; 41 bool Stop() override; 42 bool Finish(const uint32_t &timeout = kTimeoutInSeconds) override; 43 44 private: 45 void Initialize(); 46 }; 47 } // namespace core 48 } // namespace ps 49 } // namespace mindspore 50 51 #endif // MINDSPORE_CCSRC_PS_CORE_WORKER_NODE_H_ 52