| /* |
| * 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 __TCONTROLLER_H_ |
| #define __TCONTROLLER_H_ |
| |
| #include <set> |
| #include <vector> |
| #include "network/network_error.h" |
| |
| namespace heron { |
| namespace stmgr { |
| |
| class StMgr : public Server { |
| public: |
| StMgr(EventLoop* eventLoop, const NetworkOptions& options, const sp_string& _topology_name, |
| const sp_string& _stmgr_id, const std::vector<sp_string>& _spout_instances, |
| const std::vector<sp_string>& _bolt_instances, const sp_string& _zkhostport, |
| const sp_string& _zkroot); |
| virtual ~StMgr(); |
| |
| protected: |
| virtual void HandleNewConnection(Connection* newConnection); |
| virtual void HandleConnectionClose(Connection* connection, NetworkErrorCode status); |
| |
| private: |
| // Various handlers for different requests |
| void HandleRegisterInstanceRequest(REQID _id, Connection* _conn, |
| proto::stmgr::RegisterInstanceRequest* _request); |
| void HandleTupleSetMessage(Connection* _conn, proto::stmgr::TupleMessage* _message); |
| |
| void OnTopologyFetch(proto::api::Topology* _topology, proto::system::StatusCode); |
| heron::proto::system::PhysicalPlan* GeneratePhysicalPlan(proto::api::Topology* _topology); |
| void SendSpoutMessageToBolt(proto::stmgr::TupleMessage* _message); |
| |
| std::vector<Connection*> spout_connections_; |
| std::vector<Connection*> bolt_connections_; |
| heron::common::HeronStateMgr* state_mgr_; |
| proto::system::PhysicalPlan* pplan_; |
| sp_string stmgr_id_; |
| sp_int32 stmgr_port_; |
| std::set<sp_string> spout_instances_; |
| std::set<sp_string> bolt_instances_; |
| size_t spout_index_; |
| size_t bolt_index_; |
| }; |
| } |
| } // end namespace |
| |
| #endif |