Line data    Source code

       1             : 
       2             : /* Copyright (c) 2005-2014, Stefan Eilemann <eile@equalizergraphics.com>
       3             :  *                    2010, Daniel Nachbaur <danielnachbaur@gmail.com>
       4             :  *
       5             :  * This library is free software; you can redistribute it and/or modify it under
       6             :  * the terms of the GNU Lesser General Public License version 2.1 as published
       7             :  * by the Free Software Foundation.
       8             :  *
       9             :  * This library is distributed in the hope that it will be useful, but WITHOUT
      10             :  * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS
      11             :  * FOR A PARTICULAR PURPOSE.  See the GNU Lesser General Public License for more
      12             :  * details.
      13             :  *
      14             :  * You should have received a copy of the GNU Lesser General Public License
      15             :  * along with this library; if not, write to the Free Software Foundation, Inc.,
      16             :  * 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA.
      17             :  */
      18             : 
      19             : #ifndef EQSERVER_SERVER_H
      20             : #define EQSERVER_SERVER_H
      21             : 
      22             : #include "types.h"
      23             : #include "visitorResult.h" // enum
      24             : #include <eq/server/api.h>
      25             : 
      26             : #include <co/commandQueue.h>  // member
      27             : #include <co/localNode.h>     // base class
      28             : #include <eq/fabric/server.h> // base class
      29             : #include <lunchbox/clock.h>   // member
      30             : 
      31             : namespace eq
      32             : {
      33             : namespace server
      34             : {
      35             : /** The Equalizer server. */
      36             : class Server : public fabric::Server<co::Node, Server, Config, NodeFactory,
      37             :                                      co::LocalNode, ServerVisitor>
      38             : {
      39             : public:
      40             :     /** Construct a new server. */
      41             :     EQSERVER_API Server();
      42             : 
      43             :     /** Initialize the server. */
      44             :     EQSERVER_API void init();
      45             : 
      46             :     /** De-initialize the server. */
      47             :     EQSERVER_API void exit();
      48             : 
      49             :     /** The actual main loop of server. */
      50             :     EQSERVER_API void handleCommands();
      51             : 
      52             :     /**
      53             :      * Run the server.
      54             :      *
      55             :      * Convenience function for init(), handleCommands() and exit().
      56             :      */
      57             :     EQSERVER_API void run();
      58             : 
      59             :     /** Delete all configs of this server (exit). */
      60             :     EQSERVER_API void deleteConfigs();
      61             : 
      62             :     /** @return the command queue to the server thread */
      63          46 :     co::CommandQueue* getMainThreadQueue() { return &_mainThreadQueue; }
      64             :     /** @return the global time in milliseconds. */
      65           4 :     int64_t getTime() const { return _clock.getTime64(); }
      66             : protected:
      67             :     virtual ~Server();
      68             : 
      69             : private:
      70             :     /** The receiver->main command queue. */
      71             :     co::CommandQueue _mainThreadQueue;
      72             : 
      73             :     /** The global clock. */
      74             :     lunchbox::Clock _clock;
      75             : 
      76             :     co::Nodes _admins; //!< connected admin clients
      77             : 
      78             :     /** The current state. */
      79             :     bool _running;
      80             : 
      81             :     struct Private;
      82             :     Private* _private; // placeholder for binary-compatible changes
      83             : 
      84             :     friend class fabric::Config<Server, Config, Observer, Layout, Canvas,
      85             :                                 server::Node, ConfigVisitor>;
      86             : 
      87             :     /** The command functions. */
      88             :     bool _cmdChooseConfig(co::ICommand& command);
      89             :     bool _cmdReleaseConfig(co::ICommand& command);
      90             :     bool _cmdDestroyConfigReply(co::ICommand& command);
      91             :     bool _cmdShutdown(co::ICommand& command);
      92             :     bool _cmdMap(co::ICommand& command);
      93             :     bool _cmdUnmap(co::ICommand& command);
      94             : };
      95             : }
      96             : }
      97             : #endif // EQSERVER_SERVER_H