SALOME_ContainerManager.hxx

// Copyright (C) 2007-2016  CEA/DEN, EDF R&D, OPEN CASCADE
//
// Copyright (C) 2003-2007  OPEN CASCADE, EADS/CCR, LIP6, CEA/DEN,
// CEDRAT, EDF R&D, LEG, PRINCIPIA R&D, BUREAU VERITAS
//
// This library is free software; you can redistribute it and/or
// modify it under the terms of the GNU Lesser General Public
// License as published by the Free Software Foundation; either
// version 2.1 of the License, or (at your option) any later version.
//
// This library is distributed in the hope that it will be useful,
// but WITHOUT ANY WARRANTY; without even the implied warranty of
// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
// Lesser General Public License for more details.
//
// You should have received a copy of the GNU Lesser General Public
// License along with this library; if not, write to the Free Software
// Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA  02111-1307 USA
//
// See http://www.salome-platform.org/ or email : webmaster.salome@opencascade.com
//

#ifndef __SALOME_CONTAINERMANAGER_HXX__
#define __SALOME_CONTAINERMANAGER_HXX__

#include "SALOME_Container.hxx"

#include <SALOMEconfig.h>
#include CORBA_CLIENT_HEADER(SALOME_Component)
#include CORBA_CLIENT_HEADER(SALOME_ContainerManager)
#include "SALOME_ResourcesCatalog_Parser.hxx"

#include "Utils_Mutex.hxx"

#include <string>
#include <set>

class SALOME_NamingService;
class SALOME_ResourcesManager_Client;

class CONTAINER_EXPORT SALOME_ContainerManager : public POA_Engines::ContainerManager
{

public:
  SALOME_ContainerManager(CORBA::ORB_ptr orb, PortableServer::POA_var poa, SALOME_NamingService *ns);
  ~SALOME_ContainerManager();

  // Corba Methods
  Engines::Container_ptr GiveContainer(const Engines::ContainerParameters& params);

  void ShutdownContainers();

  // C++ Methods
  void Shutdown();

  static const char *_ContainerManagerNameInNS;

protected:
  // C++ methods
  Engines::Container_ptr
  FindContainer(const Engines::ContainerParameters& params,
                const Engines::ResourceList& possibleResources);

  Engines::Container_ptr
  FindContainer(const Engines::ContainerParameters& params,
                const std::string& resource);

  std::string BuildCommandToLaunchRemoteContainer(const std::string & resource_name,
                                                  const Engines::ContainerParameters& params,
                                                  const std::string& container_exe="SALOME_Container") const;

  std::string BuildCommandToLaunchLocalContainer(const Engines::ContainerParameters& params,
                                                 const std::string& machinesFile,
                                                 const std::string& container_exe,//"SALOME_Container"
                                                 std::string& tmpFileName) const;

  std::string BuildTempFileToLaunchRemoteContainer(const std::string& resource_name,
                                                   const Engines::ContainerParameters& params, std::string& tmpFileName) const;

  static void RmTmpFile(std::string& tmpFile);

  void AddOmninamesParams(std::string& command) const;

  void AddOmninamesParams(std::ostream& fileStream) const;

  static std::string BuildTemporaryFileName();

  std::string GetMPIZeroNode(const std::string machine, const std::string machinesFile) const;

  std::string machinesFile(const int nbproc);

  std::set<pid_t> getpidofprogram(const std::string program);

 static std::string getCommandToRunRemoteProcess(AccessProtocolType protocol, const std::string & hostname, const std::string & username);

  Engines::Container_ptr
  LaunchContainer(const Engines::ContainerParameters& params,
                  const std::string & resource_selected,
                  const std::string & hostname,
                  const std::string & machFile,
                  const std::string & containerNameInNS);

  CORBA::ORB_var _orb;
  PortableServer::POA_var _poa;

  SALOME_ResourcesManager_Client *_resManager;
  SALOME_NamingService *_NS;

  bool _isAppliSalomeDefined;

  int _nbprocUsed;

  static omni_mutex _numInstanceMutex ; // lib and instance protection

  Utils_Mutex _giveContainerMutex1;

  pid_t _pid_mpiServer;

  // Begin of PacO++ Parallel extension
  typedef std::vector<std::string> actual_launch_machine_t;

  bool checkPaCOParameters(Engines::ContainerParameters & params, std::string resource_selected);

  Engines::Container_ptr
  StartPaCOPPContainer(const Engines::ContainerParameters& params, std::string resource_selected);



  std::string BuildCommandToLaunchPaCOProxyContainer(const Engines::ContainerParameters& params,
                                                     std::string machine_file_name,
                                                     std::string & proxy_hostname);

  std::string BuildCommandToLaunchPaCONodeContainer(const Engines::ContainerParameters& params,
                                                    const std::string & machine_file_name,
                                                    SALOME_ContainerManager::actual_launch_machine_t & vect_machine,
                                                    const std::string & proxy_hostname);

  void LogConfiguration(const std::string & log_type,
                        const std::string & exe_type,
                        const std::string & container_name,
                        const std::string & hostname,
                        std::string & begin,
                        std::string & end);

  CORBA::Object_ptr
  LaunchPaCOProxyContainer(const std::string& command,
                           const Engines::ContainerParameters& params,
                           const std::string& hostname);

  bool
  LaunchPaCONodeContainer(const std::string& command,
                          const Engines::ContainerParameters& params,
                          const std::string& name,
                          SALOME_ContainerManager::actual_launch_machine_t & vect_machine);
  // End of PaCO++ Parallel extension
public:
  static char *GetenvThreadSafe(const char *name);
  static std::string GetenvThreadSafeAsString(const char *name);
  static int SystemThreadSafe(const char *command);
  static void AddOmninamesParams(std::ostream& fileStream, SALOME_NamingService *ns);
  static void MakeTheCommandToBeLaunchedASync(std::string& command);
  static int GetTimeOutToLoaunchServer();
  static void SleepInSecond(int ellapseTimeInSecond);
 private:
  static const int TIME_OUT_TO_LAUNCH_CONT;
  static Utils_Mutex _getenvMutex;
  static Utils_Mutex _systemMutex;
};
#endif