// 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.opencascade.org/SALOME/ or email : webmaster.salome@opencascade.org
+// See http://www.salome-platform.org/ or email : webmaster.salome@opencascade.com
//
//
//
// $Header$
//#define private public
-#include <SALOMEconfig.h>
-#ifndef WNT
-#include CORBA_SERVER_HEADER(SALOME_Component)
-#else
-#include <SALOME_Component.hh>
-#endif
-#include "SALOME_Container_i.hxx"
-#include "SALOME_Component_i.hxx"
-#include "SALOME_NamingService.hxx"
-#include "OpUtil.hxx"
#include <string.h>
#include <stdio.h>
+#include <time.h>
#ifndef WNT
+#include <sys/time.h>
#include <dlfcn.h>
#include <unistd.h>
#else
-#include "../../adm/win32/SALOME_WNT.hxx"
#include <signal.h>
#include <process.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_FileRef_i.hxx"
+#include "SALOME_FileTransfer_i.hxx"
+#include "Salome_file_i.hxx"
+#include "SALOME_NamingService.hxx"
+#include "OpUtil.hxx"
+
#include <Python.h>
#include "Container_init_python.hxx"
-#include "utilities.h"
using namespace std;
bool _Sleeping = false ;
extern "C" {void ActSigIntHandler() ; }
#ifndef WNT
-extern "C" {void SigIntHandler(int, siginfo_t *, void *) ; }
+ extern "C" {void SigIntHandler(int, siginfo_t *, void *) ; }
#else
extern "C" {void SigIntHandler( int ) ; }
#endif
//=============================================================================
Engines_Container_i::Engines_Container_i (CORBA::ORB_ptr orb,
- PortableServer::POA_ptr poa,
- char *containerName ,
+ PortableServer::POA_ptr poa,
+ char *containerName ,
int argc , char* argv[],
- bool activAndRegist,
- bool isServantAloneInProcess
- ) :
+ bool activAndRegist,
+ bool isServantAloneInProcess
+ ) :
_numInstance(0),_isServantAloneInProcess(isServantAloneInProcess)
{
_pid = (long)getpid();
_argv = argv ;
string hostname = GetHostname();
- MESSAGE(hostname << " " << getpid() << " Engines_Container_i starting argc "
- << _argc << " Thread " << pthread_self() ) ;
+#ifndef WNT
+ MESSAGE(hostname << " " << getpid() <<
+ " Engines_Container_i starting argc " <<
+ _argc << " Thread " << pthread_self() ) ;
+#else
+ MESSAGE(hostname << " " << _getpid() <<
+ " Engines_Container_i starting argc " << _argc<< " Thread " << pthread_self().p ) ;
+#endif
int i = 0 ;
while ( _argv[ i ] )
{
_id = _poa->activate_object(this);
_NS = new SALOME_NamingService();
- _NS->init_orb( CORBA::ORB::_duplicate(_orb) ) ;
+ _NS->init_orb( _orb ) ;
CORBA::Object_var obj=_poa->id_to_reference(*_id);
Engines::Container_var pCont
- = Engines::Container::_narrow(obj);
+ = Engines::Container::_narrow(obj);
+ _remove_ref();
_containerName = _NS->BuildContainerNameForNS(containerName,
- hostname.c_str());
+ hostname.c_str());
SCRUTE(_containerName);
_NS->Register(pCont, _containerName.c_str());
MESSAGE("Engines_Container_i::Engines_Container_i : Container name "
- << _containerName);
+ << _containerName);
// Python:
// import SALOME_Container
SCRUTE(myCommand);
if (!_isSupervContainer)
- {
- Py_ACQUIRE_NEW_THREAD;
+ {
#ifdef WNT
- // mpv: this is temporary solution: there is a unregular crash if not
- Sleep(2000);
- PyRun_SimpleString("import sys\n");
- // first element is the path to Registry.dll, but it's wrong
- PyRun_SimpleString("sys.path = sys.path[1:]\n");
+
+ PyEval_AcquireLock();
+ PyThreadState *myTstate = PyThreadState_New(KERNEL_PYTHON::_interp);
+ PyThreadState *myoldTstate = PyThreadState_Swap(myTstate);
+#else
+ Py_ACQUIRE_NEW_THREAD;
#endif
- PyRun_SimpleString("import SALOME_Container\n");
- PyRun_SimpleString((char*)myCommand.c_str());
- Py_RELEASE_NEW_THREAD;
- }
+
+#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();
}
}
{
MESSAGE("Container_i::~Container_i()");
delete _id;
+ if(_NS)
+ delete _NS;
}
//=============================================================================
return CORBA::string_dup(_containerName.c_str()) ;
}
+//=============================================================================
+/*!
+ * CORBA attribute: Container working directory
+ */
+//=============================================================================
+
+char* Engines_Container_i::workingdir()
+{
+ char wd[256];
+ getcwd (wd,256);
+ return CORBA::string_dup(wd) ;
+}
+
+//=============================================================================
+/*!
+ * CORBA attribute: Container log file name
+ */
+//=============================================================================
+
+char* Engines_Container_i::logfilename()
+{
+ return CORBA::string_dup(_logfilename.c_str()) ;
+}
+
+void Engines_Container_i::logfilename(const char* name)
+{
+ _logfilename=name;
+}
+
//=============================================================================
/*!
* CORBA method: Get the hostName of the Container (without domain extensions)
char* Engines_Container_i::getHostName()
{
string s = GetHostname();
- MESSAGE("Engines_Container_i::getHostName " << s);
+ // MESSAGE("Engines_Container_i::getHostName " << s);
return CORBA::string_dup(s.c_str()) ;
}
void Engines_Container_i::Shutdown()
{
MESSAGE("Engines_Container_i::Shutdown()");
+
+ /* For each component contained in this container
+ * 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();
+
_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...");
- LocalTraceBufferPool* bp1 = LocalTraceBufferPool::instance();
- bp1->deleteInstance(bp1);
- _orb->shutdown(0);
+ 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 char *filename)
+{
+ int result;
+ struct stat statinfo;
+
+ result = stat(filename, &statinfo);
+ if (result < 0) return 0;
+ if (!S_ISREG(statinfo.st_mode)) return 0;
+
+ 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;
+}
+
+
+/* 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(char *pth, const char *exe)
+{
+ char *searchpath;
+ char *beg, *end;
+ int stop, found;
+ int len;
+
+ if (strchr(exe, '/') != NULL) {
+ if (realpath(exe, pth) == NULL) return 0;
+ return checkifexecutable(pth);
+ }
+
+ searchpath = getenv("PATH");
+ if (searchpath == NULL) return 0;
+ if (strlen(searchpath) <= 0) return 0;
+
+ 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;
+}
+
+
//=============================================================================
/*!
_numInstanceMutex.lock(); // lock to be alone
// (see decInstanceCnt, finalize_removal))
- if (_toRemove_map[impl_name]) _toRemove_map.erase(impl_name);
- if (_library_map[impl_name])
+ 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;
}
- void* handle;
#ifndef WNT
+ void* handle;
handle = dlopen( impl_name.c_str() , RTLD_LAZY ) ;
#else
- handle = dlopen( impl_name.c_str() , 0 ) ;
+ HINSTANCE handle;
+ handle = LoadLibrary( impl_name.c_str() );
#endif
+
if ( handle )
- {
+ {
_library_map[impl_name] = handle;
_numInstanceMutex.unlock();
return true;
- }
- else
- {
- INFOS("Can't load shared library : " << impl_name);
- INFOS("error dlopen: " << dlerror());
- }
+ }
_numInstanceMutex.unlock();
// --- try import Python component
INFOS("Supervision Container does not support Python Component Engines");
return false;
}
- if (_library_map[aCompName])
+ if (_library_map.count(aCompName) != 0)
{
return true; // Python Component, already imported
}
PyObject *globals = PyModule_GetDict(mainmod);
PyObject *pyCont = PyDict_GetItemString(globals, "pyCont");
PyObject *result = PyObject_CallMethod(pyCont,
- "import_component",
- "s",componentName);
+ "import_component",
+ "s",componentName);
int ret= PyInt_AsLong(result);
+ Py_XDECREF(result);
SCRUTE(ret);
Py_RELEASE_NEW_THREAD;
if (ret) // import possible: Python component
- {
- _library_map[aCompName] = (void *)pyCont; // any non O value OK
- 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";
+ char path[PATH_MAX+1];
+ if (findpathof(path, executable.c_str()))
+ return true;
+
+ INFOS( "Impossible to load component: " << componentName );
+ INFOS( "Can't load shared library: " << impl_name );
+ INFOS( "Can't import Python module: " << componentName );
+ INFOS( "Can't execute program: " << executable );
return false;
}
Engines::Component_ptr
Engines_Container_i::create_component_instance(const char*genericRegisterName,
- CORBA::Long studyId)
+ CORBA::Long studyId)
{
if (studyId < 0)
{
Engines::Component_var iobject = Engines::Component::_nil() ;
string aCompName = genericRegisterName;
- if (_library_map[aCompName]) // Python component
+ if (_library_map.count(aCompName) != 0) // Python component
{
if (_isSupervContainer)
- {
- INFOS("Supervision Container does not support Python Component Engines");
- return Engines::Component::_nil();
- }
+ {
+ INFOS("Supervision Container does not support Python Component Engines");
+ return Engines::Component::_nil();
+ }
_numInstanceMutex.lock() ; // lock on the instance number
_numInstance++ ;
int numInstance = _numInstance ;
sprintf( aNumI , "%d" , numInstance ) ;
string instanceName = aCompName + "_inst_" + aNumI ;
string component_registerName =
- _containerName + "/" + instanceName;
+ _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);
+ "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;
- CORBA::Object_var obj = _orb->string_to_object(iors.c_str());
- iobject = Engines::Component::_narrow( obj ) ;
+ 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();
}
#else
string impl_name = genericRegisterName +string("Engine.dll");
#endif
- void* handle = _library_map[impl_name];
- if ( !handle )
+ if (_library_map.count(impl_name) != 0) // C++ component
{
- INFOS("shared library " << impl_name <<"must be loaded before instance");
- return Engines::Component::_nil() ;
+ 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();
+ }
+ else if (WEXITSTATUS(status) == 217)
+ {
+ MESSAGE("SALOME_Container::create_component_instance system failed " << "(system command status 217)");
+ return Engines::Component::_nil();
}
else
{
- iobject = createInstance(genericRegisterName,
- handle,
- studyId);
- return iobject._retn();
+ int count=20;
+ CORBA::Object_var obj = CORBA::Object::_nil() ;
+ while ( CORBA::is_nil(obj) && count )
+ {
+#ifndef WNT
+ 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))
+ {
+ MESSAGE("SALOME_Container::create_component_instance failed");
+ return Engines::Component::_nil();
+ }
+ else
+ {
+ MESSAGE("SALOME_Container::create_component_instance successful");
+ iobject=Engines::Component::_narrow(obj);
+ _listInstances_map[instanceName] = iobject;
+ return iobject._retn();
+ }
}
}
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();
string instance = (*itm).first;
SCRUTE(instance);
if (instance.find(registeredName) == 0)
- {
- anEngine = (*itm).second;
- if (studyId == anEngine->getStudyId())
- {
- return anEngine._retn();
- }
- }
+ {
+ anEngine = (*itm).second;
+ if (studyId == anEngine->getStudyId())
+ {
+ return anEngine._retn();
+ }
+ }
itm++;
}
return anEngine._retn();
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() ;
ASSERT(! CORBA::is_nil(component_i));
string instanceName = component_i->instanceName() ;
MESSAGE("unload component " << instanceName);
+ _numInstanceMutex.lock() ; // lock to be alone (stl container write)
_listInstances_map.erase(instanceName);
+ _numInstanceMutex.unlock() ;
component_i->destroy() ;
_NS->Destroy_Name(instanceName.c_str());
}
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();
return false;
}
+//=============================================================================
+/*!
+ * 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_Container_i::createFileRef(const char* origFileName)
+{
+ string origName(origFileName);
+ 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();
+ }
+
+ 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() ;
+ }
+
+ theFileRef = Engines::fileRef::_duplicate(_fileRef_map[origName]);
+ ASSERT(! CORBA::is_nil(theFileRef));
+ return theFileRef._retn();
+}
+
+//=============================================================================
+/*!
+ * CORBA method:
+ * \return a reference to the fileTransfer object
+ */
+//=============================================================================
+
+Engines::fileTransfer_ptr
+Engines_Container_i::getFileTransfer()
+{
+ Engines::fileTransfer_var aFileTransfer
+ = Engines::fileTransfer::_duplicate(_fileTransfer);
+ return aFileTransfer._retn();
+}
+
+
+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
+ {
+ 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;
+}
//=============================================================================
/*!
* C++ method: Finds an already existing servant instance of a component, or
Engines::Component_ptr
Engines_Container_i::find_or_create_instance(string genericRegisterName,
- string componentLibraryName)
+ string componentLibraryName)
{
string aGenRegisterName = genericRegisterName;
string impl_name = componentLibraryName;
- void* handle = _library_map[impl_name];
- if ( !handle )
+ if (_library_map.count(impl_name) == 0)
{
- INFOS("shared library " << impl_name <<"must be loaded before instance");
+ 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
+ void* handle = _library_map[impl_name];
string component_registerBase =
- _containerName + "/" + aGenRegisterName;
+ _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
- {
- // 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");
- }
- }
- }
+ {
+ 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");
+ }
+ }
+ }
catch (...)
- {
- INFOS( "Container_i::load_impl catched" ) ;
- }
+ {
+ INFOS( "Container_i::load_impl catched" ) ;
+ }
return iobject._retn();
}
}
Engines::Component_ptr
Engines_Container_i::createInstance(string genericRegisterName,
- void *handle,
- int studyId)
+ void *handle,
+ int studyId)
{
// --- find the factory
const char *,
const char *) ;
- FACTORY_FUNCTION Component_factory
- = (FACTORY_FUNCTION) dlsym(handle, factory_name.c_str());
+#ifndef WNT
+ 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() );
+#endif
- char *error ;
- if ( (error = dlerror() ) != NULL)
- {
- INFOS("Can't resolve symbol: " + factory_name);
- SCRUTE(error);
+ if ( !Component_factory )
+ {
+ INFOS( "Can't resolve symbol: " + factory_name );
+#ifndef WNT
+ SCRUTE( dlerror() );
+#endif
return Engines::Component::_nil() ;
- }
+ }
// --- create instance
sprintf( aNumI , "%d" , numInstance ) ;
string instanceName = aGenRegisterName + "_inst_" + aNumI ;
string component_registerName =
- _containerName + "/" + instanceName;
+ _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() ) ;
-
+ 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));
+ 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);
void Engines_Container_i::decInstanceCnt(string genericRegisterName)
{
+ if(_cntInstances_map.count(genericRegisterName)==0)
+ return;
string aGenRegisterName =genericRegisterName;
MESSAGE("Engines_Container_i::decInstanceCnt " << aGenRegisterName);
ASSERT(_cntInstances_map[aGenRegisterName] > 0);
if (_cntInstances_map[aGenRegisterName] == 0)
{
string impl_name =
- Engines_Component_i::GetDynLibraryName(aGenRegisterName.c_str());
+ Engines_Component_i::GetDynLibraryName(aGenRegisterName.c_str());
SCRUTE(impl_name);
void* handle = _library_map[impl_name];
ASSERT(handle);
// (SIGINT | SIGUSR1) :
// it must be only one signal ===> one call for SIGINT
// and an other one for SIGUSR1
+
#ifndef WNT
- if ( sigaction( SIGINT , &SigIntAct, NULL ) ) {
- perror("SALOME_Container main ") ;
- exit(0) ;
- }
- if ( sigaction( SIGUSR1 , &SigIntAct, NULL ) ) {
- perror("SALOME_Container main ") ;
- exit(0) ;
- }
+ if ( sigaction( SIGINT , &SigIntAct, NULL ) )
+ {
+ perror("SALOME_Container main ") ;
+ exit(0) ;
+ }
+ if ( sigaction( SIGUSR1 , &SigIntAct, NULL ) )
+ {
+ perror("SALOME_Container main ") ;
+ exit(0) ;
+ }
+ if ( sigaction( SIGUSR2 , &SigIntAct, NULL ) )
+ {
+ 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 :
// streams of C++ are naturally thread-safe and use pthread_mutex_lock ===>
// may have a "Dead-Lock" ===HangUp
//==INFOS is commented
// INFOS(pthread_self() << "SigIntHandler activated") ;
+
#else
signal( SIGINT, SigIntHandler );
signal( SIGUSR1, SigIntHandler );
}
void SetCpuUsed() ;
+void CallCancelThread() ;
#ifndef WNT
-void SigIntHandler(int what , siginfo_t * siginfo ,
- void * toto ) {
+void SigIntHandler(int what ,
+ siginfo_t * siginfo ,
+ void * toto )
+{
//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 :
// streams of C++ are naturally thread-safe and use pthread_mutex_lock ===>
// << " si_signo " << siginfo->si_signo << endl
// << " si_code " << siginfo->si_code << endl
// << " si_pid " << siginfo->si_pid) ;
- if ( _Sleeping ) {
- _Sleeping = false ;
- // MESSAGE("SigIntHandler END sleeping.") ;
- return ;
- }
- else {
- ActSigIntHandler() ;
- if ( siginfo->si_signo == SIGUSR1 ) {
- SetCpuUsed() ;
- }
- else {
- _Sleeping = true ;
- // MESSAGE("SigIntHandler BEGIN sleeping.") ;
- int count = 0 ;
- while( _Sleeping ) {
- sleep( 1 ) ;
- count += 1 ;
- }
- // MESSAGE("SigIntHandler LEAVE sleeping after " << count << " s.") ;
+
+ if ( _Sleeping )
+ {
+ _Sleeping = false ;
+ // MESSAGE("SigIntHandler END sleeping.") ;
+ return ;
+ }
+ else
+ {
+ 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 ;
}
- return ;
- }
}
#else // Case WNT
-void SigIntHandler( int what ) {
+void SigIntHandler( int what )
+{
+#ifndef WNT
MESSAGE( pthread_self() << "SigIntHandler what " << what << endl );
- if ( _Sleeping ) {
- _Sleeping = false ;
- MESSAGE("SigIntHandler END sleeping.") ;
- return ;
- }
- 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.") ;
+#else
+ MESSAGE( "SigIntHandler what " << what << endl );
+#endif
+ if ( _Sleeping )
+ {
+ _Sleeping = false ;
+ MESSAGE("SigIntHandler END sleeping.") ;
+ return ;
+ }
+ 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 ;
}
- return ;
- }
}
#endif
-
-//=============================================================================
-/*!
- * CORBA method: Create one instance of componentName component
- * and register it as genericRegisterName in naming service
- */
-//=============================================================================
-
-// Engines::Component_ptr Engines_Container_i::instance( const char* genericRegisterName,
-// const char* componentName )
-// {
-// _numInstanceMutex.lock() ; // lock on the instance number
-// BEGIN_OF( "Container_i::instance " << componentName ) ;
-
-// string _genericRegisterName = genericRegisterName;
-// string component_registerName = _containerName + "/" + _genericRegisterName;
-
-// Engines::Component_var iobject = Engines::Component::_nil() ;
-
-// try
-// {
-// CORBA::Object_var obj = _NS->Resolve( component_registerName.c_str() ) ;
-// if (! CORBA::is_nil( obj ) )
-// {
-// MESSAGE( "Container_i::instance " << component_registerName.c_str() << " already registered" ) ;
-// iobject = Engines::Component::_narrow( obj ) ;
-// }
-// else
-// {
-// string _compo_name = componentName;
-// string _impl_name = "lib" + _compo_name + "Engine.so";
-// SCRUTE(_impl_name);
-
-// void* handle;
-// handle = dlopen( _impl_name.c_str() , RTLD_LAZY ) ;
-
-// if ( handle )
-// {
-// string factory_name = _compo_name + "Engine_factory";
-// SCRUTE(factory_name) ;
-
-// typedef PortableServer::ObjectId * (*FACTORY_FUNCTION)
-// (CORBA::ORB_ptr,
-// PortableServer::POA_ptr,
-// PortableServer::ObjectId *,
-// const char *,
-// const char *) ;
-// FACTORY_FUNCTION Component_factory = (FACTORY_FUNCTION) dlsym(handle, factory_name.c_str());
-
-// char *error ;
-// if ( (error = dlerror() ) == NULL)
-// {
-// // Instanciate required CORBA object
-// _numInstance++ ;
-// char _aNumI[12];
-// sprintf( _aNumI , "%d" , _numInstance ) ;
-// string instanceName = _compo_name + "_inst_" + _aNumI ;
-// SCRUTE(instanceName);
-
-// PortableServer::ObjectId * id ;
-// id = (Component_factory) ( _orb, _poa, _id, instanceName.c_str() ,
-// _genericRegisterName.c_str() ) ;
-// // get reference from id
-// obj = _poa->id_to_reference(*id);
-// iobject = Engines::Component::_narrow( obj ) ;
-
-// // register the engine under the name containerName.dir/genericRegisterName.object
-// _NS->Register( iobject , component_registerName.c_str() ) ;
-// MESSAGE( "Container_i::instance " << component_registerName.c_str() << " registered" ) ;
-// _handle_map[instanceName] = handle;
-// }
-// else
-// {
-// INFOS("Can't resolve symbol: " + factory_name);
-// SCRUTE(error);
-// }
-// }
-// else
-// {
-// INFOS("Can't load shared library : " << _impl_name);
-// INFOS("error dlopen: " << dlerror());
-// }
-// }
-// }
-// catch (...)
-// {
-// INFOS( "Container_i::instance exception caught" ) ;
-// }
-// END_OF("Container_i::instance");
-// _numInstanceMutex.unlock() ;
-// return Engines::Component::_duplicate(iobject);
-// }
-
-//=============================================================================
-/*!
- * CORBA attribute: Machine Name (hostname without domain extensions)
- */
-//=============================================================================
-
-// char* Engines_Container_i::machineName()
-// {
-// string s = GetHostname();
-// MESSAGE("Engines_Container_i::machineName " << s);
-// return CORBA::string_dup(s.c_str()) ;
-// }
-
-