mirror of https://gitee.com/bigwinds/arangodb
267 lines
9.3 KiB
C++
267 lines
9.3 KiB
C++
////////////////////////////////////////////////////////////////////////////////
|
|
/// DISCLAIMER
|
|
///
|
|
/// Copyright 2014-2016 ArangoDB GmbH, Cologne, Germany
|
|
/// Copyright 2004-2014 triAGENS GmbH, Cologne, Germany
|
|
///
|
|
/// 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.
|
|
///
|
|
/// Copyright holder is ArangoDB GmbH, Cologne, Germany
|
|
///
|
|
/// @author Jan Steemann
|
|
////////////////////////////////////////////////////////////////////////////////
|
|
|
|
#ifndef ARANGOD_CLUSTER_APPLICATION_CLUSTER_H
|
|
#define ARANGOD_CLUSTER_APPLICATION_CLUSTER_H 1
|
|
|
|
#include "Basics/Common.h"
|
|
#include "ApplicationServer/ApplicationFeature.h"
|
|
|
|
struct TRI_server_t;
|
|
|
|
namespace arangodb {
|
|
namespace rest {
|
|
class ApplicationDispatcher;
|
|
}
|
|
|
|
class ApplicationV8;
|
|
class HeartbeatThread;
|
|
|
|
////////////////////////////////////////////////////////////////////////////////
|
|
/// @brief sharding feature configuration
|
|
////////////////////////////////////////////////////////////////////////////////
|
|
|
|
class ApplicationCluster : public rest::ApplicationFeature {
|
|
private:
|
|
ApplicationCluster(ApplicationCluster const&) = delete;
|
|
ApplicationCluster& operator=(ApplicationCluster const&) = delete;
|
|
|
|
public:
|
|
ApplicationCluster(TRI_server_t*, arangodb::rest::ApplicationDispatcher*,
|
|
arangodb::ApplicationV8*);
|
|
|
|
~ApplicationCluster();
|
|
|
|
public:
|
|
//////////////////////////////////////////////////////////////////////////////
|
|
/// @brief disable the heartbeat (used for testing)
|
|
//////////////////////////////////////////////////////////////////////////////
|
|
|
|
void disableHeartbeat() { _disableHeartbeat = true; }
|
|
|
|
//////////////////////////////////////////////////////////////////////////////
|
|
/// @brief whether or not the cluster is enabled
|
|
//////////////////////////////////////////////////////////////////////////////
|
|
|
|
inline bool enabled() const { return _enableCluster; }
|
|
|
|
public:
|
|
#warning TODO
|
|
// void setupOptions(std::map<std::string, basics::ProgramOptionsDescription>&) override final;
|
|
|
|
bool prepare() override final;
|
|
|
|
bool open() override final;
|
|
|
|
bool start() override final;
|
|
|
|
void close() override final;
|
|
|
|
void stop() override final;
|
|
|
|
private:
|
|
//////////////////////////////////////////////////////////////////////////////
|
|
/// @brief server
|
|
//////////////////////////////////////////////////////////////////////////////
|
|
|
|
TRI_server_t* _server;
|
|
|
|
//////////////////////////////////////////////////////////////////////////////
|
|
/// @brief dispatcher
|
|
//////////////////////////////////////////////////////////////////////////////
|
|
|
|
arangodb::rest::ApplicationDispatcher* _dispatcher;
|
|
|
|
//////////////////////////////////////////////////////////////////////////////
|
|
/// @brief v8 dispatcher
|
|
//////////////////////////////////////////////////////////////////////////////
|
|
|
|
arangodb::ApplicationV8* _applicationV8;
|
|
|
|
//////////////////////////////////////////////////////////////////////////////
|
|
/// @brief thread for heartbeat
|
|
//////////////////////////////////////////////////////////////////////////////
|
|
|
|
HeartbeatThread* _heartbeat;
|
|
|
|
//////////////////////////////////////////////////////////////////////////////
|
|
/// @brief heartbeat interval (in milliseconds)
|
|
//////////////////////////////////////////////////////////////////////////////
|
|
|
|
uint64_t _heartbeatInterval;
|
|
|
|
////////////////////////////////////////////////////////////////////////////////
|
|
/// @brief was docuBlock clusterAgencyEndpoint
|
|
////////////////////////////////////////////////////////////////////////////////
|
|
|
|
std::vector<std::string> _agencyEndpoints;
|
|
|
|
////////////////////////////////////////////////////////////////////////////////
|
|
/// @brief was docuBlock clusterAgencyPrefix
|
|
////////////////////////////////////////////////////////////////////////////////
|
|
|
|
std::string _agencyPrefix;
|
|
|
|
////////////////////////////////////////////////////////////////////////////////
|
|
/// @brief was docuBlock clusterMyLocalInfo
|
|
////////////////////////////////////////////////////////////////////////////////
|
|
|
|
std::string _myLocalInfo;
|
|
|
|
////////////////////////////////////////////////////////////////////////////////
|
|
/// @brief was docuBlock clusterMyId
|
|
////////////////////////////////////////////////////////////////////////////////
|
|
|
|
std::string _myId;
|
|
|
|
////////////////////////////////////////////////////////////////////////////////
|
|
/// @brief was docuBlock clusterMyRole
|
|
////////////////////////////////////////////////////////////////////////////////
|
|
|
|
std::string _myRole;
|
|
|
|
////////////////////////////////////////////////////////////////////////////////
|
|
/// @brief was docuBlock clusterMyAddress
|
|
////////////////////////////////////////////////////////////////////////////////
|
|
|
|
std::string _myAddress;
|
|
|
|
////////////////////////////////////////////////////////////////////////////////
|
|
/// @brief was docuBlock clusterUsername
|
|
////////////////////////////////////////////////////////////////////////////////
|
|
|
|
std::string _username;
|
|
|
|
////////////////////////////////////////////////////////////////////////////////
|
|
/// @brief was docuBlock clusterPassword
|
|
////////////////////////////////////////////////////////////////////////////////
|
|
|
|
std::string _password;
|
|
|
|
//////////////////////////////////////////////////////////////////////////////
|
|
/// @brief data path for the cluster
|
|
///
|
|
/// @CMDOPT{\--cluster.data-path @CA{path}}
|
|
///
|
|
/// The default directory where the databases for the cluster processes are
|
|
/// stored.
|
|
//////////////////////////////////////////////////////////////////////////////
|
|
|
|
std::string _dataPath;
|
|
|
|
//////////////////////////////////////////////////////////////////////////////
|
|
/// @brief log path for the cluster
|
|
///
|
|
/// @CMDOPT{\--cluster.log-path @CA{path}}
|
|
///
|
|
/// The default directory where the log files for the cluster processes are
|
|
/// stored.
|
|
//////////////////////////////////////////////////////////////////////////////
|
|
|
|
std::string _logPath;
|
|
|
|
//////////////////////////////////////////////////////////////////////////////
|
|
/// @brief agent path for the cluster
|
|
///
|
|
/// @CMDOPT{\--cluster.agent-path @CA{path}}
|
|
///
|
|
/// The path to agent executable.
|
|
//////////////////////////////////////////////////////////////////////////////
|
|
|
|
std::string _agentPath;
|
|
|
|
//////////////////////////////////////////////////////////////////////////////
|
|
/// @brief arangod path for the cluster
|
|
///
|
|
/// @CMDOPT{\--cluster.arangod-path @CA{path}}
|
|
///
|
|
/// The path to arangod executable.
|
|
//////////////////////////////////////////////////////////////////////////////
|
|
|
|
std::string _arangodPath;
|
|
|
|
//////////////////////////////////////////////////////////////////////////////
|
|
/// @brief DBserver config for the cluster
|
|
///
|
|
/// @CMDOPT{\--cluster.dbserver-config @CA{path}}
|
|
///
|
|
/// The configuration file for the DBserver.
|
|
//////////////////////////////////////////////////////////////////////////////
|
|
|
|
std::string _dbserverConfig;
|
|
|
|
//////////////////////////////////////////////////////////////////////////////
|
|
/// @brief coordinator config for the cluster
|
|
///
|
|
/// @CMDOPT{\--cluster.coordinator-config @CA{path}}
|
|
///
|
|
/// The configuration file for the coordinator.
|
|
//////////////////////////////////////////////////////////////////////////////
|
|
|
|
std::string _coordinatorConfig;
|
|
|
|
//////////////////////////////////////////////////////////////////////////////
|
|
/// @brief disable the dispatcher frontend
|
|
///
|
|
/// @CMDOPT{\--server.disable-dispatcher-interface @CA{flag}}
|
|
///
|
|
/// If @LIT{true} the server can be used as dispatcher for a cluster. If you
|
|
/// enable this option, you should secure access to the dispatcher with a
|
|
/// password.
|
|
///
|
|
/// The default is @LIT{true}.
|
|
//////////////////////////////////////////////////////////////////////////////
|
|
|
|
bool _disableDispatcherFrontend;
|
|
|
|
//////////////////////////////////////////////////////////////////////////////
|
|
/// @brief disable the dispatcher kickstarter
|
|
///
|
|
/// @CMDOPT{\--server.disable-dispatcher-kickstarter @CA{flag}}
|
|
///
|
|
/// If @LIT{true} the server can be used as kickstarter to start processes for
|
|
/// a
|
|
/// cluster. If you enable this option, you should secure access to the
|
|
/// dispatcher with a password.
|
|
///
|
|
/// The default is @LIT{true}.
|
|
//////////////////////////////////////////////////////////////////////////////
|
|
|
|
bool _disableDispatcherKickstarter;
|
|
|
|
//////////////////////////////////////////////////////////////////////////////
|
|
/// @brief whether or not the cluster feature is enabled
|
|
//////////////////////////////////////////////////////////////////////////////
|
|
|
|
bool _enableCluster;
|
|
|
|
//////////////////////////////////////////////////////////////////////////////
|
|
/// @brief flag for turning off heartbeat (used for testing)
|
|
//////////////////////////////////////////////////////////////////////////////
|
|
|
|
bool _disableHeartbeat;
|
|
};
|
|
}
|
|
|
|
#endif
|