| /* |
| * Copyright 2015 Twitter, Inc. |
| * |
| * 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. |
| */ |
| |
| #ifndef SRC_CPP_SVCS_TMASTER_SRC_CKPTMGR_CLIENT_H |
| #define SRC_CPP_SVCS_TMASTER_SRC_CKPTMGR_CLIENT_H |
| |
| #include <string> |
| #include "basics/basics.h" |
| #include "network/network.h" |
| #include "network/network_error.h" |
| #include "proto/messages.h" |
| |
| namespace heron { |
| namespace tmaster { |
| |
| class CkptMgrClient : public Client { |
| public: |
| CkptMgrClient(EventLoop* eventLoop, const NetworkOptions& _options, |
| const sp_string& _topology_name, const sp_string& _topology_id, |
| std::function<void(proto::system::StatusCode)> _clean_response_watcher); |
| virtual ~CkptMgrClient(); |
| |
| void Quit(); |
| |
| void SendCleanStatefulCheckpointRequest(const std::string& _oldest_ckpt, bool _clean_all); |
| |
| protected: |
| virtual void HandleCleanStatefulCheckpointResponse(void*, |
| proto::ckptmgr::CleanStatefulCheckpointResponse* _response, |
| NetworkErrorCode status); |
| virtual void HandleConnect(NetworkErrorCode status); |
| virtual void HandleClose(NetworkErrorCode status); |
| |
| private: |
| void HandleTMasterRegisterResponse(void*, proto::ckptmgr::RegisterTMasterResponse *_response, |
| NetworkErrorCode _status); |
| |
| void SendRegisterRequest(); |
| |
| void OnReconnectTimer(); |
| |
| sp_string topology_name_; |
| sp_string topology_id_; |
| bool quit_; |
| std::function<void(proto::system::StatusCode)> clean_response_watcher_; |
| |
| // Config value for reconnect interval |
| sp_int32 reconnect_ckptmgr_interval_sec_; |
| }; |
| |
| } // namespace tmaster |
| } // namespace heron |
| |
| #endif // SRC_CPP_SVCS_TMASTER_SRC_CKPTMGR_CLIENT_H |