-// SALOME Container : implementation of container and engine for Kernel
+// Copyright (C) 2007-2008 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.
//
-// Copyright (C) 2003 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.
-//
-// 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
+// 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
//
+// SALOME Container : implementation of container and engine for Kernel
// File : Container_i.cxx
// Author : Paul RASCLE, EDF - MARC TAJCHMAN, CEA
// Module : SALOME
// $Header$
-
//#define private public
+//
#include <string.h>
#include <stdio.h>
#include <time.h>
-#ifndef WNT
+#ifndef WIN32
#include <sys/time.h>
#include <dlfcn.h>
#include <unistd.h>
#else
#include <signal.h>
#include <process.h>
+#include <direct.h>
int SIGUSR1 = 1000;
#endif
#include "utilities.h"
#include <SALOMEconfig.h>
-//#ifndef WNT
#include CORBA_SERVER_HEADER(SALOME_Component)
#include CORBA_SERVER_HEADER(SALOME_Exception)
-//#else
-//#include <SALOME_Component.hh>
-//#endif
#include <pthread.h> // must be before Python.h !
#include "SALOME_Container_i.hxx"
#include "SALOME_Component_i.hxx"
#include "SALOME_FileTransfer_i.hxx"
#include "Salome_file_i.hxx"
#include "SALOME_NamingService.hxx"
-#include "OpUtil.hxx"
+#include "Basics_Utils.hxx"
#include <Python.h>
#include "Container_init_python.hxx"
int _ArgC ;
char ** _ArgV ;
-
-// Containers with name FactoryServer are started via rsh in LifeCycleCORBA
-// Other Containers are started via start_impl of FactoryServer
-
extern "C" {void ActSigIntHandler() ; }
-#ifndef WNT
- extern "C" {void SigIntHandler(int, siginfo_t *, void *) ; }
+#ifndef WIN32
+extern "C" {void SigIntHandler(int, siginfo_t *, void *) ; }
+#else
+extern "C" {void SigIntHandler( int ) ; }
+#endif
+
+#ifdef WIN32
+# define separator '\\'
#else
- extern "C" {void SigIntHandler( int ) ; }
+# define separator '/'
#endif
map<std::string, void *> Engines_Container_i::_toRemove_map;
omni_mutex Engines_Container_i::_numInstanceMutex ;
+static PyObject* _pyCont;
+
+int checkifexecutable(const std::string&);
+int findpathof(std::string&, const std::string&);
+
+/*! \class Engines_Container_i
+ * \brief C++ implementation of Engines::Container interface
+ *
+ */
+
+
//=============================================================================
/*!
- * Default constructor, not for use
- */
+* Default constructor, not for use
+*/
//=============================================================================
Engines_Container_i::Engines_Container_i () :
- _numInstance(0)
+_numInstance(0),_id(0),_NS(0)
{
}
//=============================================================================
/*!
- * Construtor to use
- */
+* Construtor to use
+*/
//=============================================================================
Engines_Container_i::Engines_Container_i (CORBA::ORB_ptr orb,
bool activAndRegist,
bool isServantAloneInProcess
) :
- _numInstance(0),_isServantAloneInProcess(isServantAloneInProcess)
+ _numInstance(0),_isServantAloneInProcess(isServantAloneInProcess),_id(0),_NS(0)
{
_pid = (long)getpid();
_argc = argc ;
_argv = argv ;
- string hostname = GetHostname();
-#ifndef WNT
+ string hostname = Kernel_Utils::GetHostname();
+#ifndef WIN32
MESSAGE(hostname << " " << getpid() <<
- " Engines_Container_i starting argc " <<
- _argc << " Thread " << pthread_self() ) ;
+ " Engines_Container_i starting argc " <<
+ _argc << " Thread " << pthread_self() ) ;
#else
MESSAGE(hostname << " " << _getpid() <<
- " Engines_Container_i starting argc " << _argc<< " Thread " << pthread_self().p ) ;
+ " Engines_Container_i starting argc " << _argc<< " Thread " << pthread_self().p ) ;
#endif
int i = 0 ;
while ( _argv[ i ] )
- {
- MESSAGE(" argv" << i << " " << _argv[ i ]) ;
- i++ ;
- }
+ {
+ MESSAGE(" argv" << i << " " << _argv[ i ]) ;
+ i++ ;
+ }
if ( argc < 2 )
- {
- INFOS("SALOME_Container usage : SALOME_Container ServerName");
- ASSERT(0) ;
- }
+ {
+ INFOS("SALOME_Container usage : SALOME_Container ServerName");
+ ASSERT(0) ;
+ }
SCRUTE(argv[1]);
_isSupervContainer = false;
if (strcmp(argv[1],"SuperVisionContainer") == 0) _isSupervContainer = true;
if (_isSupervContainer)
- {
- _ArgC = argc ;
- _ArgV = argv ;
- }
+ {
+ _ArgC = argc ;
+ _ArgV = argv ;
+ }
_orb = CORBA::ORB::_duplicate(orb) ;
_poa = PortableServer::POA::_duplicate(poa) ;
-
+
// Pour les containers paralleles: il ne faut pas enregistrer et activer
// le container generique, mais le container specialise
if(activAndRegist)
+ {
+ _id = _poa->activate_object(this);
+ _NS = new SALOME_NamingService();
+ _NS->init_orb( _orb ) ;
+ CORBA::Object_var obj=_poa->id_to_reference(*_id);
+ Engines::Container_var pCont
+ = Engines::Container::_narrow(obj);
+ _remove_ref();
+
+ _containerName = _NS->BuildContainerNameForNS(containerName,
+ hostname.c_str());
+ SCRUTE(_containerName);
+ _NS->Register(pCont, _containerName.c_str());
+ MESSAGE("Engines_Container_i::Engines_Container_i : Container name "
+ << _containerName);
+
+ // Python:
+ // import SALOME_Container
+ // pycont = SALOME_Container.SALOME_Container_i(containerIORStr)
+
+ CORBA::String_var sior = _orb->object_to_string(pCont);
+ string myCommand="pyCont = SALOME_Container.SALOME_Container_i('";
+ myCommand += _containerName + "','";
+ myCommand += sior;
+ myCommand += "')\n";
+ SCRUTE(myCommand);
+
+ if (!_isSupervContainer)
{
- _id = _poa->activate_object(this);
- _NS = new SALOME_NamingService();
- _NS->init_orb( _orb ) ;
- CORBA::Object_var obj=_poa->id_to_reference(*_id);
- Engines::Container_var pCont
- = Engines::Container::_narrow(obj);
- _remove_ref();
-
- _containerName = _NS->BuildContainerNameForNS(containerName,
- hostname.c_str());
- SCRUTE(_containerName);
- _NS->Register(pCont, _containerName.c_str());
- MESSAGE("Engines_Container_i::Engines_Container_i : Container name "
- << _containerName);
-
- // Python:
- // import SALOME_Container
- // pycont = SALOME_Container.SALOME_Container_i(containerIORStr)
-
- CORBA::String_var sior = _orb->object_to_string(pCont);
- string myCommand="pyCont = SALOME_Container.SALOME_Container_i('";
- myCommand += _containerName + "','";
- myCommand += sior;
- myCommand += "')\n";
- SCRUTE(myCommand);
-
- if (!_isSupervContainer)
- {
-#ifdef WNT
-
- PyEval_AcquireLock();
- PyThreadState *myTstate = PyThreadState_New(KERNEL_PYTHON::_interp);
- PyThreadState *myoldTstate = PyThreadState_Swap(myTstate);
-#else
- Py_ACQUIRE_NEW_THREAD;
+ PyGILState_STATE gstate = PyGILState_Ensure();
+
+#ifdef WIN32
+ // mpv: this is temporary solution: there is a unregular crash if not
+ //Sleep(2000);
+ //
+ // first element is the path to Registry.dll, but it's wrong
+ PyRun_SimpleString("import sys\n");
+ PyRun_SimpleString("sys.path = sys.path[1:]\n");
#endif
+ PyRun_SimpleString("import SALOME_Container\n");
+ PyRun_SimpleString((char*)myCommand.c_str());
+ PyObject *mainmod = PyImport_AddModule("__main__");
+ PyObject *globals = PyModule_GetDict(mainmod);
+ _pyCont = PyDict_GetItemString(globals, "pyCont");
-#ifdef WNT
- // mpv: this is temporary solution: there is a unregular crash if not
- //Sleep(2000);
- //
- // first element is the path to Registry.dll, but it's wrong
- PyRun_SimpleString("import sys\n");
- PyRun_SimpleString("sys.path = sys.path[1:]\n");
-#endif
- PyRun_SimpleString("import SALOME_Container\n");
- PyRun_SimpleString((char*)myCommand.c_str());
- Py_RELEASE_NEW_THREAD;
- }
-
- fileTransfer_i* aFileTransfer = new fileTransfer_i();
- CORBA::Object_var obref=aFileTransfer->_this();
- _fileTransfer = Engines::fileTransfer::_narrow(obref);
- aFileTransfer->_remove_ref();
+ PyGILState_Release(gstate);
}
+
+ fileTransfer_i* aFileTransfer = new fileTransfer_i();
+ CORBA::Object_var obref=aFileTransfer->_this();
+ _fileTransfer = Engines::fileTransfer::_narrow(obref);
+ aFileTransfer->_remove_ref();
+ }
}
//=============================================================================
/*!
- * Destructor
- */
+* Destructor
+*/
//=============================================================================
Engines_Container_i::~Engines_Container_i()
{
MESSAGE("Container_i::~Container_i()");
- delete _id;
+ if(_id)
+ delete _id;
if(_NS)
delete _NS;
}
//=============================================================================
+//! Get container name
/*!
- * CORBA attribute: Container name (see constructor)
- */
+* CORBA attribute: Container name (see constructor)
+*/
//=============================================================================
char* Engines_Container_i::name()
{
- return CORBA::string_dup(_containerName.c_str()) ;
+ return CORBA::string_dup(_containerName.c_str()) ;
}
//=============================================================================
+//! Get container working directory
/*!
- * CORBA attribute: Container working directory
- */
+* CORBA attribute: Container working directory
+*/
//=============================================================================
char* Engines_Container_i::workingdir()
}
//=============================================================================
+//! Get container log file name
/*!
- * CORBA attribute: Container log file name
- */
+* CORBA attribute: Container log file name
+*/
//=============================================================================
char* Engines_Container_i::logfilename()
return CORBA::string_dup(_logfilename.c_str()) ;
}
+//! Set container log file name
void Engines_Container_i::logfilename(const char* name)
{
_logfilename=name;
}
//=============================================================================
+//! Get container host name
/*!
- * CORBA method: Get the hostName of the Container (without domain extensions)
- */
+* CORBA method: Get the hostName of the Container (without domain extensions)
+*/
//=============================================================================
char* Engines_Container_i::getHostName()
{
- string s = GetHostname();
+ string s = Kernel_Utils::GetHostname();
// MESSAGE("Engines_Container_i::getHostName " << s);
return CORBA::string_dup(s.c_str()) ;
}
//=============================================================================
+//! Get container PID
/*!
- * CORBA method: Get the PID (process identification) of the Container
- */
+* CORBA method: Get the PID (process identification) of the Container
+*/
//=============================================================================
CORBA::Long Engines_Container_i::getPID()
}
//=============================================================================
+//! Ping the servant to check it is still alive
/*!
- * CORBA method: check if servant is still alive
- */
+* CORBA method: check if servant is still alive
+*/
//=============================================================================
void Engines_Container_i::ping()
}
//=============================================================================
+//! Shutdown the container
/*!
- * CORBA method, oneway: Server shutdown.
- * - Container name removed from naming service,
- * - servant deactivation,
- * - orb shutdown if no other servants in the process
- */
+* CORBA method, oneway: Server shutdown.
+* - Container name removed from naming service,
+* - servant deactivation,
+* - orb shutdown if no other servants in the process
+*/
//=============================================================================
void Engines_Container_i::Shutdown()
MESSAGE("Engines_Container_i::Shutdown()");
/* For each component contained in this container
- * tell it to self-destroy
- */
+ * tell it to self-destroy
+ */
std::map<std::string, Engines::Component_var>::iterator itm;
for (itm = _listInstances_map.begin(); itm != _listInstances_map.end(); itm++)
- itm->second->destroy();
+ {
+ try
+ {
+ itm->second->destroy();
+ }
+ catch(const CORBA::Exception& e)
+ {
+ // ignore this entry and continue
+ }
+ catch(...)
+ {
+ // ignore this entry and continue
+ }
+ }
+ _listInstances_map.clear();
_NS->Destroy_FullDirectory(_containerName.c_str());
_NS->Destroy_Name(_containerName.c_str());
- //_remove_ref();
- //_poa->deactivate_object(*_id);
if(_isServantAloneInProcess)
+ {
+ MESSAGE("Effective Shutdown of container Begins...");
+ if(!CORBA::is_nil(_orb))
+ _orb->shutdown(0);
+ }
+}
+
+/* int checkifexecutable(const char *filename)
+*
+* Return non-zero if the name is an executable file, and
+* zero if it is not executable, or if it does not exist.
+*/
+
+int checkifexecutable(const string& filename)
+{
+ int result;
+ struct stat statinfo;
+
+ result = stat(filename.c_str(), &statinfo);
+ if (result < 0) return 0;
+ if (!S_ISREG(statinfo.st_mode)) return 0;
+
+#ifdef WIN32
+ return 1;
+#else
+ if (statinfo.st_uid == geteuid()) return statinfo.st_mode & S_IXUSR;
+ if (statinfo.st_gid == getegid()) return statinfo.st_mode & S_IXGRP;
+ return statinfo.st_mode & S_IXOTH;
+#endif
+}
+
+
+/* int findpathof(char *pth, const char *exe)
+*
+* Find executable by searching the PATH environment variable.
+*
+* const char *exe - executable name to search for.
+* char *pth - the path found is stored here, space
+* needs to be available.
+*
+* If a path is found, returns non-zero, and the path is stored
+* in pth. If exe is not found returns 0, with pth undefined.
+*/
+
+int findpathof(string& pth, const string& exe)
+{
+ string path( getenv("PATH") );
+ if ( path.size() == 0 )
+ return 0;
+
+ char path_spr =
+#ifdef WIN32
+ ';';
+#else
+ ':';
+#endif
+
+ char dir_spr =
+#ifdef WIN32
+ '\\';
+#else
+ '/';
+#endif
+
+ int offset = 0;
+ int stop = 0;
+ int found = 0;
+ while(!stop && !found)
+ {
+ int pos = path.find( path_spr, offset );
+ if (pos == string::npos)
+ stop = 1;
+
+ pth = path.substr( offset, pos - offset );
+ if ( pth.size() > 0 )
{
- MESSAGE("Effective Shutdown of container Begins...");
- if(!CORBA::is_nil(_orb))
- _orb->shutdown(0);
+ if( pth[pth.size()-1] != dir_spr )
+ pth += dir_spr;
+ pth += exe;
+ found = checkifexecutable(pth.c_str());
}
+ offset = pos+1;
+ }
+
+
+/* char *searchpath;
+ char *beg, *end;
+ int stop, found;
+ int len;
+
+ if (strchr(exe, separator) != NULL) {
+#ifndef WIN32
+ if (realpath(exe, pth) == NULL) return 0;
+#endif
+ return checkifexecutable(pth);
+ }
+
+ searchpath = getenv("PATH");
+ if (searchpath == NULL) return 0;
+ if (strlen(searchpath) <= 0) return 0;
+
+ string env_path(searchpath);
+
+ beg = searchpath;
+ stop = 0; found = 0;
+ do {
+ end = strchr(beg, ':');
+ if (end == NULL) {
+ stop = 1;
+ strncpy(pth, beg, PATH_MAX);
+ len = strlen(pth);
+ } else {
+ strncpy(pth, beg, end - beg);
+ pth[end - beg] = '\0';
+ len = end - beg;
+ }
+ if (pth[len - 1] != '/') strncat(pth, "/", 1);
+ strncat(pth, exe, PATH_MAX - len);
+ found = checkifexecutable(pth);
+ if (!stop) beg = end + 1;
+ } while (!stop && !found);
+*/
+ return found;
}
+
//=============================================================================
+//! load a new component class
/*!
- * CORBA method: load a new component class (Python or C++ implementation)
- * \param componentName like COMPONENT
- * try to make a Python import of COMPONENT,
- * then a lib open of libCOMPONENTEngine.so
- * \return true if dlopen successfull or already done, false otherwise
- */
+* CORBA method: load a new component class (Python or C++ implementation)
+* \param componentName like COMPONENT
+* try to make a Python import of COMPONENT,
+* then a lib open of libCOMPONENTEngine.so
+* \return true if dlopen successfull or already done, false otherwise
+*/
//=============================================================================
bool
// --- try dlopen C++ component
-#ifndef WNT
+#ifndef WIN32
string impl_name = string ("lib") + aCompName + string("Engine.so");
#else
string impl_name = aCompName + string("Engine.dll");
#endif
SCRUTE(impl_name);
-
+
_numInstanceMutex.lock(); // lock to be alone
// (see decInstanceCnt, finalize_removal))
if (_toRemove_map.count(impl_name) != 0) _toRemove_map.erase(impl_name);
if (_library_map.count(impl_name) != 0)
- {
- MESSAGE("Library " << impl_name << " already loaded");
- _numInstanceMutex.unlock();
- return true;
- }
-
-#ifndef WNT
+ {
+ MESSAGE("Library " << impl_name << " already loaded");
+ _numInstanceMutex.unlock();
+ return true;
+ }
+
+ std::string retso="";
+#ifndef WIN32
void* handle;
handle = dlopen( impl_name.c_str() , RTLD_LAZY ) ;
+ if ( !handle )retso=dlerror();
#else
HINSTANCE handle;
handle = LoadLibrary( impl_name.c_str() );
if ( handle )
{
- _library_map[impl_name] = handle;
- _numInstanceMutex.unlock();
- return true;
+ _library_map[impl_name] = handle;
+ _numInstanceMutex.unlock();
+ return true;
}
_numInstanceMutex.unlock();
// --- try import Python component
INFOS("try import Python component "<<componentName);
+ std::string retpy;
if (_isSupervContainer)
- {
- INFOS("Supervision Container does not support Python Component Engines");
- return false;
- }
+ {
+ INFOS("Supervision Container does not support Python Component Engines");
+ return false;
+ }
if (_library_map.count(aCompName) != 0)
- {
- return true; // Python Component, already imported
- }
+ {
+ return true; // Python Component, already imported
+ }
else
+ {
+ PyGILState_STATE gstate = PyGILState_Ensure();
+ PyObject *result = PyObject_CallMethod(_pyCont,
+ (char*)"import_component",
+ (char*)"s",componentName);
+
+ retpy=PyString_AsString(result);
+ Py_XDECREF(result);
+ SCRUTE(retpy);
+ PyGILState_Release(gstate);
+
+ if (retpy=="") // import possible: Python component
{
- Py_ACQUIRE_NEW_THREAD;
- PyObject *mainmod = PyImport_AddModule("__main__");
- PyObject *globals = PyModule_GetDict(mainmod);
- PyObject *pyCont = PyDict_GetItemString(globals, "pyCont");
- PyObject *result = PyObject_CallMethod(pyCont,
- "import_component",
- "s",componentName);
- int ret= PyInt_AsLong(result);
- Py_XDECREF(result);
- SCRUTE(ret);
- Py_RELEASE_NEW_THREAD;
-
- if (ret) // import possible: Python component
- {
- _numInstanceMutex.lock() ; // lock to be alone (stl container write)
- _library_map[aCompName] = (void *)pyCont; // any non O value OK
- _numInstanceMutex.unlock() ;
- MESSAGE("import Python: "<<aCompName<<" OK");
- return true;
- }
+ _numInstanceMutex.lock() ; // lock to be alone (stl container write)
+ _library_map[aCompName] = (void *)_pyCont; // any non O value OK
+ _numInstanceMutex.unlock() ;
+ MESSAGE("import Python: "<<aCompName<<" OK");
+ return true;
}
+ }
+ // Try to find an executable
+ std::string executable=aCompName+".exe";
+ string path;
+ if (findpathof(path, executable))
+ return true;
+
INFOS( "Impossible to load component: " << componentName );
INFOS( "Can't load shared library: " << impl_name );
+ std::cerr << retso << std::endl;
INFOS( "Can't import Python module: " << componentName );
+ std::cerr << retpy << std::endl;
+ INFOS( "Can't execute program: " << executable );
return false;
}
//=============================================================================
+//! Create a new component instance
/*!
- * CORBA method: Creates a new servant instance of a component.
- * The servant registers itself to naming service and Registry.
- * \param genericRegisterName Name of the component instance to register
- * in Registry & Name Service (without _inst_n suffix)
- * \param studyId 0 for multiStudy instance,
- * study Id (>0) otherwise
- * \return a loaded component
- */
+* CORBA method: Creates a new servant instance of a component.
+* The servant registers itself to naming service and Registry.
+* \param genericRegisterName Name of the component instance to register
+* in Registry & Name Service (without _inst_n suffix)
+* \param studyId 0 for multiStudy instance,
+* study Id (>0) otherwise
+* \return a loaded component
+*/
//=============================================================================
Engines::Component_ptr
CORBA::Long studyId)
{
if (studyId < 0)
- {
- INFOS("studyId must be > 0 for mono study instance, =0 for multiStudy");
- return Engines::Component::_nil() ;
- }
+ {
+ INFOS("studyId must be > 0 for mono study instance, =0 for multiStudy");
+ return Engines::Component::_nil() ;
+ }
Engines::Component_var iobject = Engines::Component::_nil() ;
string aCompName = genericRegisterName;
if (_library_map.count(aCompName) != 0) // Python component
+ {
+ if (_isSupervContainer)
{
- if (_isSupervContainer)
- {
- INFOS("Supervision Container does not support Python Component Engines");
- return Engines::Component::_nil();
- }
- _numInstanceMutex.lock() ; // lock on the instance number
- _numInstance++ ;
- int numInstance = _numInstance ;
- _numInstanceMutex.unlock() ;
-
- char aNumI[12];
- sprintf( aNumI , "%d" , numInstance ) ;
- string instanceName = aCompName + "_inst_" + aNumI ;
- string component_registerName =
- _containerName + "/" + instanceName;
-
- Py_ACQUIRE_NEW_THREAD;
- PyObject *mainmod = PyImport_AddModule("__main__");
- PyObject *globals = PyModule_GetDict(mainmod);
- PyObject *pyCont = PyDict_GetItemString(globals, "pyCont");
- PyObject *result = PyObject_CallMethod(pyCont,
- "create_component_instance",
- "ssl",
- aCompName.c_str(),
- instanceName.c_str(),
- studyId);
- string iors = PyString_AsString(result);
- Py_DECREF(result);
- SCRUTE(iors);
- Py_RELEASE_NEW_THREAD;
-
- if( iors!="" )
- {
- CORBA::Object_var obj = _orb->string_to_object(iors.c_str());
- iobject = Engines::Component::_narrow( obj ) ;
- _listInstances_map[instanceName] = iobject;
- }
- return iobject._retn();
+ INFOS("Supervision Container does not support Python Component Engines");
+ return Engines::Component::_nil();
+ }
+ _numInstanceMutex.lock() ; // lock on the instance number
+ _numInstance++ ;
+ int numInstance = _numInstance ;
+ _numInstanceMutex.unlock() ;
+
+ char aNumI[12];
+ sprintf( aNumI , "%d" , numInstance ) ;
+ string instanceName = aCompName + "_inst_" + aNumI ;
+ string component_registerName =
+ _containerName + "/" + instanceName;
+
+ PyGILState_STATE gstate = PyGILState_Ensure();
+ PyObject *result = PyObject_CallMethod(_pyCont,
+ (char*)"create_component_instance",
+ (char*)"ssl",
+ aCompName.c_str(),
+ instanceName.c_str(),
+ studyId);
+ string iors = PyString_AsString(result);
+ Py_DECREF(result);
+ SCRUTE(iors);
+ PyGILState_Release(gstate);
+
+ if( iors!="" )
+ {
+ CORBA::Object_var obj = _orb->string_to_object(iors.c_str());
+ iobject = Engines::Component::_narrow( obj ) ;
+ _listInstances_map[instanceName] = iobject;
}
-
+ return iobject._retn();
+ }
+
//--- try C++
-#ifndef WNT
+#ifndef WIN32
string impl_name = string ("lib") + genericRegisterName +string("Engine.so");
#else
string impl_name = genericRegisterName +string("Engine.dll");
#endif
- if (_library_map.count(impl_name) == 0)
+ if (_library_map.count(impl_name) != 0) // C++ component
+ {
+ void* handle = _library_map[impl_name];
+ iobject = createInstance(genericRegisterName,
+ handle,
+ studyId);
+ return iobject._retn();
+ }
+
+ // If it's not a Python or a C++ component try to launch a standalone component
+ // in a sub directory
+ // This component is implemented in an executable with name genericRegisterName.exe
+ // It must register itself in Naming Service. The container waits some time (10 s max)
+ // it's registration.
+
+ _numInstanceMutex.lock() ; // lock on the instance number
+ _numInstance++ ;
+ int numInstance = _numInstance ;
+ _numInstanceMutex.unlock() ;
+
+ char aNumI[12];
+ sprintf( aNumI , "%d" , numInstance ) ;
+ string instanceName = aCompName + "_inst_" + aNumI ;
+ string component_registerName = _containerName + "/" + instanceName;
+
+ //check if an entry exist in naming service
+ CORBA::Object_var nsobj = _NS->Resolve(component_registerName.c_str());
+ if ( !CORBA::is_nil(nsobj) )
+ {
+ // unregister the registered component
+ _NS->Destroy_Name(component_registerName.c_str());
+ //kill or shutdown it ???
+ }
+
+ // first arg container ior string
+ // second arg container name
+ // third arg instance name
+
+ Engines::Container_var pCont= _this();
+ CORBA::String_var sior = _orb->object_to_string(pCont);
+
+ std::string command;
+ command="mkdir -p ";
+ command+=instanceName;
+ command+=";cd ";
+ command+=instanceName;
+ command+=";";
+ command+=genericRegisterName ;
+ command+=".exe";
+ command+=" ";
+ command+= sior; // container ior string
+ command+=" ";
+ command+=_containerName; //container name
+ command+=" ";
+ command+=instanceName; //instance name
+ command+=" &";
+ MESSAGE("SALOME_Container::create_component_instance command=" << command);
+ // launch component with a system call
+ int status=system(command.c_str());
+
+ if (status == -1)
+ {
+ MESSAGE("SALOME_Container::create_component_instance system failed " << "(system command status -1)");
+ return Engines::Component::_nil();
+ }
+#ifndef WIN32
+ else if (WEXITSTATUS(status) == 217)
+ {
+ MESSAGE("SALOME_Container::create_component_instance system failed " << "(system command status 217)");
+ return Engines::Component::_nil();
+ }
+#endif
+ else
+ {
+ int count=20;
+ CORBA::Object_var obj = CORBA::Object::_nil() ;
+ while ( CORBA::is_nil(obj) && count )
+ {
+#ifndef WIN32
+ sleep( 1 ) ;
+#else
+ Sleep(1000);
+#endif
+ count-- ;
+ MESSAGE( count << ". Waiting for component " << genericRegisterName);
+ obj = _NS->Resolve(component_registerName.c_str());
+ }
+
+ if(CORBA::is_nil(obj))
{
- INFOS("shared library " << impl_name <<" must be loaded before creating instance");
- return Engines::Component::_nil() ;
+ MESSAGE("SALOME_Container::create_component_instance failed");
+ return Engines::Component::_nil();
}
- else
+ else
{
- void* handle = _library_map[impl_name];
- iobject = createInstance(genericRegisterName,
- handle,
- studyId);
+ MESSAGE("SALOME_Container::create_component_instance successful");
+ iobject=Engines::Component::_narrow(obj);
+ _listInstances_map[instanceName] = iobject;
return iobject._retn();
}
+ }
}
//=============================================================================
+//! Find an existing (in the container) component instance
/*!
- * CORBA method: Finds a servant instance of a component
- * \param registeredName Name of the component in Registry or Name Service,
- * without instance suffix number
- * \param studyId 0 if instance is not associated to a study,
- * >0 otherwise (== study id)
- * \return the first instance found with same studyId
- */
+* CORBA method: Finds a servant instance of a component
+* \param registeredName Name of the component in Registry or Name Service,
+* without instance suffix number
+* \param studyId 0 if instance is not associated to a study,
+* >0 otherwise (== study id)
+* \return the first instance found with same studyId
+*/
//=============================================================================
Engines::Component_ptr
Engines_Container_i::find_component_instance( const char* registeredName,
- CORBA::Long studyId)
+ CORBA::Long studyId)
{
Engines::Component_var anEngine = Engines::Component::_nil();
map<string,Engines::Component_var>::iterator itm =_listInstances_map.begin();
while (itm != _listInstances_map.end())
+ {
+ string instance = (*itm).first;
+ SCRUTE(instance);
+ if (instance.find(registeredName) == 0)
{
- string instance = (*itm).first;
- SCRUTE(instance);
- if (instance.find(registeredName) == 0)
- {
- anEngine = (*itm).second;
- if (studyId == anEngine->getStudyId())
- {
- return anEngine._retn();
- }
- }
- itm++;
+ anEngine = (*itm).second;
+ if (studyId == anEngine->getStudyId())
+ {
+ return anEngine._retn();
+ }
}
+ itm++;
+ }
return anEngine._retn();
}
//=============================================================================
+//! Find or create a new component instance
/*!
- * CORBA method: find or create an instance of the component (servant),
- * load a new component class (dynamic library) if required,
- * ---- FOR COMPATIBILITY WITH 2.2 ----
- * ---- USE ONLY FOR MULTISTUDY INSTANCES ! --------
- * The servant registers itself to naming service and Registry.
- * \param genericRegisterName Name of the component to register
- * in Registry & Name Service
- * \param componentName Name of the constructed library of the component
- * \return a loaded component
- */
+* CORBA method: find or create an instance of the component (servant),
+* load a new component class (dynamic library) if required,
+*
+* ---- FOR COMPATIBILITY WITH 2.2 ----
+*
+* ---- USE ONLY FOR MULTISTUDY INSTANCES ! --------
+*
+* The servant registers itself to naming service and Registry.
+* \param genericRegisterName Name of the component to register
+* in Registry & Name Service
+* \param componentName Name of the constructed library of the component
+* \return a loaded component
+*/
//=============================================================================
Engines::Component_ptr
Engines_Container_i::load_impl( const char* genericRegisterName,
- const char* componentName )
+ const char* componentName )
{
string impl_name = string ("lib") + genericRegisterName +string("Engine.so");
Engines::Component_var iobject = Engines::Component::_nil() ;
iobject = find_or_create_instance(genericRegisterName, impl_name);
return iobject._retn();
}
-
+
//=============================================================================
+//! Remove the component instance from container
/*!
- * CORBA method: Stops the component servant, and deletes all related objects
- * \param component_i Component to be removed
- */
+* CORBA method: Stops the component servant, and deletes all related objects
+* \param component_i Component to be removed
+*/
//=============================================================================
void Engines_Container_i::remove_impl(Engines::Component_ptr component_i)
}
//=============================================================================
+//! Unload component libraries from the container
/*!
- * CORBA method: Discharges unused libraries from the container.
- */
+* CORBA method: Discharges unused libraries from the container.
+*/
//=============================================================================
void Engines_Container_i::finalize_removal()
{
MESSAGE("finalize unload : dlclose");
_numInstanceMutex.lock(); // lock to be alone
- // (see decInstanceCnt, load_component_Library)
+ // (see decInstanceCnt, load_component_Library)
map<string, void *>::iterator ith;
for (ith = _toRemove_map.begin(); ith != _toRemove_map.end(); ith++)
+ {
+ void *handle = (*ith).second;
+ string impl_name= (*ith).first;
+ if (handle)
{
- void *handle = (*ith).second;
- string impl_name= (*ith).first;
- if (handle)
- {
- SCRUTE(handle);
- SCRUTE(impl_name);
-// dlclose(handle); // SALOME unstable after ...
-// _library_map.erase(impl_name);
- }
+ SCRUTE(handle);
+ SCRUTE(impl_name);
+ // dlclose(handle); // SALOME unstable after ...
+ // _library_map.erase(impl_name);
}
+ }
_toRemove_map.clear();
_numInstanceMutex.unlock();
}
//=============================================================================
+//! Kill the container
/*!
- * CORBA method: Kill the container process with exit(0).
- * To remove : never returns !
- */
+* CORBA method: Kill the container process with exit(0).
+* To remove : never returns !
+*/
//=============================================================================
bool Engines_Container_i::Kill_impl()
{
MESSAGE("Engines_Container_i::Kill() pid "<< getpid() << " containerName "
- << _containerName.c_str() << " machineName "
- << GetHostname().c_str());
+ << _containerName.c_str() << " machineName "
+ << Kernel_Utils::GetHostname().c_str());
INFOS("===============================================================");
INFOS("= REMOVE calls to Kill_impl in C++ container =");
INFOS("===============================================================");
}
//=============================================================================
+//! Get or create a file reference object associated to a local file (to transfer it)
/*!
- * CORBA method: get or create a fileRef object associated to a local file
- * (a file on the computer on which runs the container server), which stores
- * a list of (machine, localFileName) corresponding to copies already done.
- *
- * \param origFileName absolute path for a local file to copy on other
- * computers
- * \return a fileRef object associated to the file.
- */
+* CORBA method: get or create a fileRef object associated to a local file
+* (a file on the computer on which runs the container server), which stores
+* a list of (machine, localFileName) corresponding to copies already done.
+*
+* \param origFileName absolute path for a local file to copy on other
+* computers
+* \return a fileRef object associated to the file.
+*/
//=============================================================================
Engines::fileRef_ptr
Engines::fileRef_var theFileRef = Engines::fileRef::_nil();
if (origName[0] != '/')
- {
- INFOS("path of file to copy must be an absolute path begining with '/'");
- return Engines::fileRef::_nil();
- }
+ {
+ INFOS("path of file to copy must be an absolute path begining with '/'");
+ return Engines::fileRef::_nil();
+ }
if (CORBA::is_nil(_fileRef_map[origName]))
- {
- CORBA::Object_var obj=_poa->id_to_reference(*_id);
- Engines::Container_var pCont = Engines::Container::_narrow(obj);
- fileRef_i* aFileRef = new fileRef_i(pCont, origFileName);
- theFileRef = Engines::fileRef::_narrow(aFileRef->_this());
- _numInstanceMutex.lock() ; // lock to be alone (stl container write)
- _fileRef_map[origName] = theFileRef;
- _numInstanceMutex.unlock() ;
- }
-
+ {
+ CORBA::Object_var obj=_poa->id_to_reference(*_id);
+ Engines::Container_var pCont = Engines::Container::_narrow(obj);
+ fileRef_i* aFileRef = new fileRef_i(pCont, origFileName);
+ theFileRef = Engines::fileRef::_narrow(aFileRef->_this());
+ _numInstanceMutex.lock() ; // lock to be alone (stl container write)
+ _fileRef_map[origName] = theFileRef;
+ _numInstanceMutex.unlock() ;
+ }
+
theFileRef = Engines::fileRef::_duplicate(_fileRef_map[origName]);
ASSERT(! CORBA::is_nil(theFileRef));
return theFileRef._retn();
}
//=============================================================================
+//! Get a fileTransfer reference
/*!
- * CORBA method:
- * \return a reference to the fileTransfer object
- */
+* CORBA method:
+* \return a reference to the fileTransfer object
+*/
//=============================================================================
Engines::fileTransfer_ptr
}
+//! Create a Salome file
Engines::Salome_file_ptr
Engines_Container_i::createSalome_file(const char* origFileName)
{
string origName(origFileName);
if (CORBA::is_nil(_Salome_file_map[origName]))
+ {
+ Salome_file_i* aSalome_file = new Salome_file_i();
+ aSalome_file->setContainer(Engines::Container::_duplicate(this->_this()));
+ try
{
- Salome_file_i* aSalome_file = new Salome_file_i();
- aSalome_file->setContainer(Engines::Container::_duplicate(this->_this()));
- try
- {
- aSalome_file->setLocalFile(origFileName);
- aSalome_file->recvFiles();
- }
- catch (const SALOME::SALOME_Exception& e)
- {
- return Engines::Salome_file::_nil();
- }
-
- Engines::Salome_file_var theSalome_file = Engines::Salome_file::_nil();
- theSalome_file = Engines::Salome_file::_narrow(aSalome_file->_this());
- _numInstanceMutex.lock() ; // lock to be alone (stl container write)
- _Salome_file_map[origName] = theSalome_file;
- _numInstanceMutex.unlock() ;
+ aSalome_file->setLocalFile(origFileName);
+ aSalome_file->recvFiles();
}
-
+ catch (const SALOME::SALOME_Exception& e)
+ {
+ return Engines::Salome_file::_nil();
+ }
+
+ Engines::Salome_file_var theSalome_file = Engines::Salome_file::_nil();
+ theSalome_file = Engines::Salome_file::_narrow(aSalome_file->_this());
+ _numInstanceMutex.lock() ; // lock to be alone (stl container write)
+ _Salome_file_map[origName] = theSalome_file;
+ _numInstanceMutex.unlock() ;
+ }
+
Engines::Salome_file_ptr theSalome_file =
Engines::Salome_file::_duplicate(_Salome_file_map[origName]);
ASSERT(!CORBA::is_nil(theSalome_file));
return theSalome_file;
}
//=============================================================================
+//! Finds an already existing component instance or create a new instance
/*!
- * C++ method: Finds an already existing servant instance of a component, or
- * create an instance.
- * ---- USE ONLY FOR MULTISTUDY INSTANCES ! --------
- * \param genericRegisterName Name of the component instance to register
- * in Registry & Name Service,
- * (without _inst_n suffix, like "COMPONENT")
- * \param componentLibraryName like "libCOMPONENTEngine.so"
- * \return a loaded component
- *
- * example with names:
- * aGenRegisterName = COMPONENT (= first argument)
- * impl_name = libCOMPONENTEngine.so (= second argument)
- * _containerName = /Containers/cli76ce/FactoryServer
- * factoryName = COMPONENTEngine_factory
- * component_registerBase = /Containers/cli76ce/FactoryServer/COMPONENT
- *
- * instanceName = COMPONENT_inst_1
- * component_registerName = /Containers/cli76ce/FactoryServer/COMPONENT_inst_1
- */
+* C++ method: Finds an already existing servant instance of a component, or
+* create an instance.
+* ---- USE ONLY FOR MULTISTUDY INSTANCES ! --------
+* \param genericRegisterName Name of the component instance to register
+* in Registry & Name Service,
+* (without _inst_n suffix, like "COMPONENT")
+* \param componentLibraryName like "libCOMPONENTEngine.so"
+* \return a loaded component
+*
+* example with names:
+* - aGenRegisterName = COMPONENT (= first argument)
+* - impl_name = libCOMPONENTEngine.so (= second argument)
+* - _containerName = /Containers/cli76ce/FactoryServer
+* - factoryName = COMPONENTEngine_factory
+* - component_registerBase = /Containers/cli76ce/FactoryServer/COMPONENT
+* - instanceName = COMPONENT_inst_1
+* - component_registerName = /Containers/cli76ce/FactoryServer/COMPONENT_inst_1
+*/
//=============================================================================
Engines::Component_ptr
-Engines_Container_i::find_or_create_instance(string genericRegisterName,
- string componentLibraryName)
+Engines_Container_i::find_or_create_instance(std::string genericRegisterName,
+ std::string componentLibraryName)
{
string aGenRegisterName = genericRegisterName;
string impl_name = componentLibraryName;
if (_library_map.count(impl_name) == 0)
- {
- INFOS("shared library " << impl_name <<" must be loaded before creating instance");
- return Engines::Component::_nil() ;
- }
+ {
+ INFOS("shared library " << impl_name <<" must be loaded before creating instance");
+ return Engines::Component::_nil() ;
+ }
else
- {
- // --- find a registered instance in naming service, or create
+ {
+ // --- find a registered instance in naming service, or create
- void* handle = _library_map[impl_name];
- string component_registerBase =
- _containerName + "/" + aGenRegisterName;
- Engines::Component_var iobject = Engines::Component::_nil() ;
- try
+ void* handle = _library_map[impl_name];
+ string component_registerBase =
+ _containerName + "/" + aGenRegisterName;
+ Engines::Component_var iobject = Engines::Component::_nil() ;
+ try
+ {
+ CORBA::Object_var obj =
+ _NS->ResolveFirst( component_registerBase.c_str());
+ if ( CORBA::is_nil( obj ) )
+ {
+ iobject = createInstance(genericRegisterName,
+ handle,
+ 0); // force multiStudy instance here !
+ }
+ else
+ {
+ iobject = Engines::Component::_narrow( obj ) ;
+ Engines_Component_i *servant =
+ dynamic_cast<Engines_Component_i*>
+ (_poa->reference_to_servant(iobject));
+ ASSERT(servant)
+ int studyId = servant->getStudyId();
+ ASSERT (studyId >= 0);
+ if (studyId == 0) // multiStudy instance, OK
{
- CORBA::Object_var obj =
- _NS->ResolveFirst( component_registerBase.c_str());
- if ( CORBA::is_nil( obj ) )
- {
- iobject = createInstance(genericRegisterName,
- handle,
- 0); // force multiStudy instance here !
- }
- else
- {
- iobject = Engines::Component::_narrow( obj ) ;
- Engines_Component_i *servant =
- dynamic_cast<Engines_Component_i*>
- (_poa->reference_to_servant(iobject));
- ASSERT(servant)
- int studyId = servant->getStudyId();
- ASSERT (studyId >= 0);
- if (studyId == 0) // multiStudy instance, OK
- {
- // No ReBind !
- MESSAGE(component_registerBase.c_str()<<" already bound");
- }
- else // monoStudy instance: NOK
- {
- iobject = Engines::Component::_nil();
- INFOS("load_impl & find_component_instance methods "
- << "NOT SUITABLE for mono study components");
- }
- }
+ // No ReBind !
+ MESSAGE(component_registerBase.c_str()<<" already bound");
}
- catch (...)
+ else // monoStudy instance: NOK
{
- INFOS( "Container_i::load_impl catched" ) ;
+ iobject = Engines::Component::_nil();
+ INFOS("load_impl & find_component_instance methods "
+ << "NOT SUITABLE for mono study components");
}
- return iobject._retn();
+ }
}
+ catch (...)
+ {
+ INFOS( "Container_i::load_impl catched" ) ;
+ }
+ return iobject._retn();
+ }
}
//=============================================================================
+//! Create a new component instance
/*!
- * C++ method: create a servant instance of a component.
- * \param genericRegisterName Name of the component instance to register
- * in Registry & Name Service,
- * (without _inst_n suffix, like "COMPONENT")
- * \param handle loaded library handle
- * \param studyId 0 for multiStudy instance,
- * study Id (>0) otherwise
- * \return a loaded component
- *
- * example with names:
- * aGenRegisterName = COMPONENT (= first argument)
- * _containerName = /Containers/cli76ce/FactoryServer
- * factoryName = COMPONENTEngine_factory
- * component_registerBase = /Containers/cli76ce/FactoryServer/COMPONENT
- * instanceName = COMPONENT_inst_1
- * component_registerName = /Containers/cli76ce/FactoryServer/COMPONENT_inst_1
- */
+* C++ method: create a servant instance of a component.
+* \param genericRegisterName Name of the component instance to register
+* in Registry & Name Service,
+* (without _inst_n suffix, like "COMPONENT")
+* \param handle loaded library handle
+* \param studyId 0 for multiStudy instance,
+* study Id (>0) otherwise
+* \return a loaded component
+*
+* example with names:
+* - aGenRegisterName = COMPONENT (= first argument)
+* - _containerName = /Containers/cli76ce/FactoryServer
+* - factoryName = COMPONENTEngine_factory
+* - component_registerBase = /Containers/cli76ce/FactoryServer/COMPONENT
+* - instanceName = COMPONENT_inst_1
+* - component_registerName = /Containers/cli76ce/FactoryServer/COMPONENT_inst_1
+*/
//=============================================================================
Engines::Component_ptr
-Engines_Container_i::createInstance(string genericRegisterName,
+Engines_Container_i::createInstance(std::string genericRegisterName,
void *handle,
int studyId)
{
typedef PortableServer::ObjectId * (*FACTORY_FUNCTION)
(CORBA::ORB_ptr,
- PortableServer::POA_ptr,
- PortableServer::ObjectId *,
- const char *,
- const char *) ;
+ PortableServer::POA_ptr,
+ PortableServer::ObjectId *,
+ const char *,
+ const char *) ;
-#ifndef WNT
+#ifndef WIN32
FACTORY_FUNCTION Component_factory = (FACTORY_FUNCTION)dlsym( handle, factory_name.c_str() );
#else
FACTORY_FUNCTION Component_factory = (FACTORY_FUNCTION)GetProcAddress( (HINSTANCE)handle, factory_name.c_str() );
if ( !Component_factory )
{
- INFOS( "Can't resolve symbol: " + factory_name );
-#ifndef WNT
- SCRUTE( dlerror() );
+ INFOS( "Can't resolve symbol: " + factory_name );
+#ifndef WIN32
+ SCRUTE( dlerror() );
#endif
- return Engines::Component::_nil() ;
+ return Engines::Component::_nil() ;
}
// --- create instance
Engines::Component_var iobject = Engines::Component::_nil() ;
try
- {
- _numInstanceMutex.lock() ; // lock on the instance number
- _numInstance++ ;
- int numInstance = _numInstance ;
- _numInstanceMutex.unlock() ;
-
- char aNumI[12];
- sprintf( aNumI , "%d" , numInstance ) ;
- string instanceName = aGenRegisterName + "_inst_" + aNumI ;
- string component_registerName =
- _containerName + "/" + instanceName;
-
- // --- Instanciate required CORBA object
-
- PortableServer::ObjectId *id ; //not owner, do not delete (nore use var)
- id = (Component_factory) ( _orb, _poa, _id, instanceName.c_str(),
- aGenRegisterName.c_str() ) ;
- if (id == NULL)
- return iobject._retn();
-
- // --- get reference & servant from id
-
- CORBA::Object_var obj = _poa->id_to_reference(*id);
- iobject = Engines::Component::_narrow( obj ) ;
-
- Engines_Component_i *servant =
- dynamic_cast<Engines_Component_i*>(_poa->reference_to_servant(iobject));
- ASSERT(servant);
- //SCRUTE(servant->pd_refCount);
- servant->_remove_ref(); // compensate previous id_to_reference
- //SCRUTE(servant->pd_refCount);
- _numInstanceMutex.lock() ; // lock to be alone (stl container write)
- _listInstances_map[instanceName] = iobject;
- _cntInstances_map[aGenRegisterName] += 1;
- _numInstanceMutex.unlock() ;
- SCRUTE(aGenRegisterName);
- SCRUTE(_cntInstances_map[aGenRegisterName]);
- //SCRUTE(servant->pd_refCount);
- bool ret_studyId = servant->setStudyId(studyId);
- ASSERT(ret_studyId);
-
- // --- register the engine under the name
- // containerName(.dir)/instanceName(.object)
+ {
+ _numInstanceMutex.lock() ; // lock on the instance number
+ _numInstance++ ;
+ int numInstance = _numInstance ;
+ _numInstanceMutex.unlock() ;
+
+ char aNumI[12];
+ sprintf( aNumI , "%d" , numInstance ) ;
+ string instanceName = aGenRegisterName + "_inst_" + aNumI ;
+ string component_registerName =
+ _containerName + "/" + instanceName;
+
+ // --- Instanciate required CORBA object
+
+ PortableServer::ObjectId *id ; //not owner, do not delete (nore use var)
+ id = (Component_factory) ( _orb, _poa, _id, instanceName.c_str(),
+ aGenRegisterName.c_str() ) ;
+ if (id == NULL)
+ return iobject._retn();
- _NS->Register( iobject , component_registerName.c_str() ) ;
- MESSAGE( component_registerName.c_str() << " bound" ) ;
- }
+ // --- get reference & servant from id
+
+ CORBA::Object_var obj = _poa->id_to_reference(*id);
+ iobject = Engines::Component::_narrow( obj ) ;
+
+ Engines_Component_i *servant =
+ dynamic_cast<Engines_Component_i*>(_poa->reference_to_servant(iobject));
+ ASSERT(servant);
+ //SCRUTE(servant->_refcount_value());
+ _numInstanceMutex.lock() ; // lock to be alone (stl container write)
+ _listInstances_map[instanceName] = iobject;
+ _cntInstances_map[aGenRegisterName] += 1;
+ _numInstanceMutex.unlock() ;
+ SCRUTE(aGenRegisterName);
+ SCRUTE(_cntInstances_map[aGenRegisterName]);
+ servant->setStudyId(studyId);
+ servant->_remove_ref(); // do not need servant any more (remove ref from reference_to_servant)
+ //SCRUTE(servant->_refcount_value());
+
+ // --- register the engine under the name
+ // containerName(.dir)/instanceName(.object)
+
+ _NS->Register( iobject , component_registerName.c_str() ) ;
+ MESSAGE( component_registerName.c_str() << " bound" ) ;
+ }
catch (...)
- {
- INFOS( "Container_i::createInstance exception catched" ) ;
- }
+ {
+ INFOS( "Container_i::createInstance exception catched" ) ;
+ }
return iobject._retn();
}
//=============================================================================
+//! Decrement component instance reference count
/*!
- *
- */
+*
+*/
//=============================================================================
-void Engines_Container_i::decInstanceCnt(string genericRegisterName)
+void Engines_Container_i::decInstanceCnt(std::string genericRegisterName)
{
if(_cntInstances_map.count(genericRegisterName)==0)
return;
MESSAGE("Engines_Container_i::decInstanceCnt " << aGenRegisterName);
ASSERT(_cntInstances_map[aGenRegisterName] > 0);
_numInstanceMutex.lock(); // lock to be alone
- // (see finalize_removal, load_component_Library)
+ // (see finalize_removal, load_component_Library)
_cntInstances_map[aGenRegisterName] -= 1;
SCRUTE(_cntInstances_map[aGenRegisterName]);
if (_cntInstances_map[aGenRegisterName] == 0)
- {
- string impl_name =
- Engines_Component_i::GetDynLibraryName(aGenRegisterName.c_str());
- SCRUTE(impl_name);
- void* handle = _library_map[impl_name];
- ASSERT(handle);
- _toRemove_map[impl_name] = handle;
- }
+ {
+ string impl_name =
+ Engines_Component_i::GetDynLibraryName(aGenRegisterName.c_str());
+ SCRUTE(impl_name);
+ void* handle = _library_map[impl_name];
+ ASSERT(handle);
+ _toRemove_map[impl_name] = handle;
+ }
_numInstanceMutex.unlock();
}
//=============================================================================
+//! Indicate if container is a python one
/*!
- * Retrieves only with container naming convention if it is a python container
- */
+* Retrieves only with container naming convention if it is a python container
+*/
//=============================================================================
bool Engines_Container_i::isPythonContainer(const char* ContainerName)
//=============================================================================
/*!
- *
- */
+*
+*/
//=============================================================================
void ActSigIntHandler()
{
-#ifndef WNT
+#ifndef WIN32
struct sigaction SigIntAct ;
SigIntAct.sa_sigaction = &SigIntHandler ;
+ sigemptyset(&SigIntAct.sa_mask);
SigIntAct.sa_flags = SA_SIGINFO ;
#endif
-// DEBUG 03.02.2005 : the first parameter of sigaction is not a mask of signals
-// (SIGINT | SIGUSR1) :
-// it must be only one signal ===> one call for SIGINT
-// and an other one for SIGUSR1
+ // DEBUG 03.02.2005 : the first parameter of sigaction is not a mask of signals
+ // (SIGINT | SIGUSR1) :
+ // it must be only one signal ===> one call for SIGINT
+ // and an other one for SIGUSR1
-#ifndef WNT
+#ifndef WIN32
if ( sigaction( SIGINT , &SigIntAct, NULL ) )
- {
- perror("SALOME_Container main ") ;
- exit(0) ;
- }
+ {
+ perror("SALOME_Container main ") ;
+ exit(0) ;
+ }
if ( sigaction( SIGUSR1 , &SigIntAct, NULL ) )
- {
- perror("SALOME_Container main ") ;
- exit(0) ;
- }
+ {
+ perror("SALOME_Container main ") ;
+ exit(0) ;
+ }
if ( sigaction( SIGUSR2 , &SigIntAct, NULL ) )
- {
- perror("SALOME_Container main ") ;
- exit(0) ;
- }
+ {
+ perror("SALOME_Container main ") ;
+ exit(0) ;
+ }
//PAL9042 JR : during the execution of a Signal Handler (and of methods called through Signal Handlers)
// use of streams (and so on) should never be used because :
void SetCpuUsed() ;
void CallCancelThread() ;
-#ifndef WNT
+#ifndef WIN32
void SigIntHandler(int what ,
siginfo_t * siginfo ,
void * toto )
// << " si_pid " << siginfo->si_pid) ;
if ( _Sleeping )
+ {
+ _Sleeping = false ;
+ // MESSAGE("SigIntHandler END sleeping.") ;
+ return ;
+ }
+ else
+ {
+ ActSigIntHandler() ;
+ if ( siginfo->si_signo == SIGUSR1 )
{
- _Sleeping = false ;
- // MESSAGE("SigIntHandler END sleeping.") ;
- return ;
+ SetCpuUsed() ;
}
- else
+ else if ( siginfo->si_signo == SIGUSR2 )
{
- ActSigIntHandler() ;
- if ( siginfo->si_signo == SIGUSR1 )
- {
- SetCpuUsed() ;
- }
- else if ( siginfo->si_signo == SIGUSR2 )
- {
- CallCancelThread() ;
- }
- else
- {
- _Sleeping = true ;
- // MESSAGE("SigIntHandler BEGIN sleeping.") ;
- int count = 0 ;
- while( _Sleeping )
- {
- sleep( 1 ) ;
- count += 1 ;
- }
- // MESSAGE("SigIntHandler LEAVE sleeping after " << count << " s.") ;
- }
- return ;
+ CallCancelThread() ;
}
+ else
+ {
+ _Sleeping = true ;
+ // MESSAGE("SigIntHandler BEGIN sleeping.") ;
+ int count = 0 ;
+ while( _Sleeping )
+ {
+ sleep( 1 ) ;
+ count += 1 ;
+ }
+ // MESSAGE("SigIntHandler LEAVE sleeping after " << count << " s.") ;
+ }
+ return ;
+ }
}
-#else // Case WNT
+#else // Case WIN32
void SigIntHandler( int what )
{
-#ifndef WNT
+#ifndef WIN32
MESSAGE( pthread_self() << "SigIntHandler what " << what << endl );
#else
MESSAGE( "SigIntHandler what " << what << endl );
#endif
if ( _Sleeping )
+ {
+ _Sleeping = false ;
+ MESSAGE("SigIntHandler END sleeping.") ;
+ return ;
+ }
+ else
+ {
+ ActSigIntHandler() ;
+ if ( what == SIGUSR1 )
{
- _Sleeping = false ;
- MESSAGE("SigIntHandler END sleeping.") ;
- return ;
+ SetCpuUsed() ;
}
- else
+ else
{
- ActSigIntHandler() ;
- if ( what == SIGUSR1 )
- {
- SetCpuUsed() ;
- }
- else
+ _Sleeping = true ;
+ MESSAGE("SigIntHandler BEGIN sleeping.") ;
+ int count = 0 ;
+ while( _Sleeping )
+ {
+ Sleep( 1000 ) ;
+ count += 1 ;
+ }
+ MESSAGE("SigIntHandler LEAVE sleeping after " << count << " s.") ;
+ }
+ return ;
+ }
+}
+#endif
+
+/*! \brief copy a file from a remote host (container) to the local host
+ * \param container the remote container
+ * \param remoteFile the file to copy locally from the remote host into localFile
+ * \param localFile the local file
+ */
+void Engines_Container_i::copyFile(Engines::Container_ptr container, const char* remoteFile, const char* localFile)
+{
+ Engines::fileTransfer_var fileTransfer = container->getFileTransfer();
+
+ FILE* fp;
+ if ((fp = fopen(localFile,"wb")) == NULL)
+ {
+ INFOS("file " << localFile << " cannot be open for writing");
+ return;
+ }
+
+ CORBA::Long fileId = fileTransfer->open(remoteFile);
+ if (fileId > 0)
+ {
+ Engines::fileBlock* aBlock;
+ int toFollow = 1;
+ int ctr=0;
+ while (toFollow)
{
- _Sleeping = true ;
- MESSAGE("SigIntHandler BEGIN sleeping.") ;
- int count = 0 ;
- while( _Sleeping )
- {
- Sleep( 1000 ) ;
- count += 1 ;
- }
- MESSAGE("SigIntHandler LEAVE sleeping after " << count << " s.") ;
+ ctr++;
+ SCRUTE(ctr);
+ aBlock = fileTransfer->getBlock(fileId);
+ toFollow = aBlock->length();
+ SCRUTE(toFollow);
+ CORBA::Octet *buf = aBlock->get_buffer();
+ fwrite(buf, sizeof(CORBA::Octet), toFollow, fp);
+ delete aBlock;
}
- return ;
+ fclose(fp);
+ MESSAGE("end of transfer");
+ fileTransfer->close(fileId);
+ }
+ else
+ {
+ INFOS("open reference file for copy impossible");
}
}
-#endif
+
+/*! \brief create a PyNode object to execute remote python code
+ * \param nodeName the name of the node
+ * \param code the python code to load
+ * \return the PyNode
+ */
+Engines::PyNode_ptr Engines_Container_i::createPyNode(const char* nodeName, const char* code)
+{
+ Engines::PyNode_var node= Engines::PyNode::_nil();
+
+ PyGILState_STATE gstate = PyGILState_Ensure();
+ PyObject *res = PyObject_CallMethod(_pyCont,
+ (char*)"create_pynode",
+ (char*)"ss",
+ nodeName,
+ code);
+ if(res==NULL)
+ {
+ //internal error
+ PyErr_Print();
+ PyGILState_Release(gstate);
+ SALOME::ExceptionStruct es;
+ es.type = SALOME::INTERNAL_ERROR;
+ es.text = "can not create a python node";
+ throw SALOME::SALOME_Exception(es);
+ }
+ long ierr=PyInt_AsLong(PyTuple_GetItem(res,0));
+ PyObject* result=PyTuple_GetItem(res,1);
+ std::string astr=PyString_AsString(result);
+ Py_DECREF(res);
+ PyGILState_Release(gstate);
+
+ if(ierr==0)
+ {
+ CORBA::Object_var obj = _orb->string_to_object(astr.c_str());
+ node = Engines::PyNode::_narrow(obj);
+ return node._retn();
+ }
+ else
+ {
+ SALOME::ExceptionStruct es;
+ es.type = SALOME::INTERNAL_ERROR;
+ es.text = astr.c_str();
+ throw SALOME::SALOME_Exception(es);
+ }
+
+}