-#! /usr/bin/env python
+#! /usr/bin/env python3
+# -*- coding: iso-8859-1 -*-
+# Copyright (C) 2007-2023 CEA, EDF, OPEN CASCADE
#
-# SALOME Container : implementation of container and engine for Kernel
+# 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.
#
-# 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.opencascade.org/SALOME/ or email : webmaster.salome@opencascade.org
+# 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 : SALOME_ContainerPy.py
# Author : Paul RASCLE, EDF
# Module : SALOME
# $Header$
-
+#
import os
import sys
-import string
+import importlib
+
from omniORB import CORBA, PortableServer
-# import SALOMEDS before other SALOME modules
-# (if not, incomplete import done by SALOME module: no load of SALOMEDS_attributes)
-import SALOMEDS
+import SALOMEDS
import Engines, Engines__POA
+import salome_psutil
from SALOME_NamingServicePy import *
+from SALOME_Embedded_NamingService import SALOME_Embedded_NamingService
from SALOME_ComponentPy import *
from SALOME_utilities import *
+from Utils_Identity import getShortHostName
+from launchConfigureParser import verbose
#=============================================================================
-#define an implementation of the container interface
+#define an implementation of the container interface for the container implemented in Python
-class SALOME_ContainerPy_i (Engines__POA.Container):
+class SALOME_ContainerPy_Gen_i(Engines__POA.Container):
+ """
+ Implementation without naming_service server
+ """
_orb = None
_poa = None
_numInstance = 0
+ _listInstances_map = {}
+ _script = ""
#-------------------------------------------------------------------------
MESSAGE( "SALOME_ContainerPy_i::__init__" )
self._orb = orb
self._poa = poa
- self._containerName = containerName
+ self._load_script = None
+ myMachine=getShortHostName()
+ Container_path = "/Containers/" + myMachine + "/" + containerName
+ self._containerName = Container_path
+ if verbose(): print("container name ",self._containerName)
- myMachine=string.split(os.getenv( "HOSTNAME" ),'.')
- naming_service = SALOME_NamingServicePy_i(self._orb)
- self._naming_service = naming_service
- Container_path = "/Containers/" + myMachine[0] + "/" + self._containerName
- MESSAGE( str(Container_path) )
- naming_service.Register(self._this(), Container_path)
-
#-------------------------------------------------------------------------
- def start_impl(self, ContainerName):
- MESSAGE( "SALOME_ContainerPy_i::start_impl " + str(ContainerName) )
- myMachine=string.split(os.getenv( "HOSTNAME" ),'.')
- theContainer = "/Containers/" + myMachine[0] + "/" + ContainerName
- try:
- obj = self._naming_service.Resolve(theContainer)
- except :
- obj = None
- MESSAGE( "SALOME_ContainerPy_i::start_impl " + str(ContainerName) + ".object not found in Naming Service" )
- if obj is None:
- container = None
- else:
- container = obj._narrow(Engines.Container)
- if container is None:
- MESSAGE( "SALOME_ContainerPy_i::start_impl " + str(containerName) + ".object exists but is not a Container" )
- else :
- MESSAGE( "SALOME_ContainerPy_i::start_impl " + str(ContainerName) + ".object found without runSession" )
- return container
- shstr = os.getenv( "PWD" ) + "/"
- shstr += "runSession ./SALOME_ContainerPy.py "
- shstr += ContainerName
- shstr += " > /tmp/"
- shstr += ContainerName
- shstr += ".log 2>&1 &"
- MESSAGE( "SALOME_ContainerPy_i::start_impl " + "os.system(" + str(shstr) + ")" )
- os.system( shstr )
- count = 21
- while container is None :
- time.sleep(1)
- count = count - 1
- MESSAGE( str(count) + ". Waiting for " + str(theContainer) )
- try :
- obj = self._naming_service.Resolve(theContainer)
- except :
- obj = None
- if obj is None:
- container = None
- else:
- container = obj._narrow(Engines.Container)
- if container is None:
- MESSAGE( str(containerName) + ".object exists but is not a Container" )
- return container
- if count == 0 :
- return container
+ def instance(self, nameToRegister, componentName):
+ MESSAGE( "SALOME_ContainerPy_i::instance " + str(nameToRegister) + ' ' + str(componentName) )
+ self._numInstance = self._numInstance +1
+ instanceName = nameToRegister + "_inst_" + repr(self._numInstance)
+
+ component=importlib.import_module(componentName)
+ factory=getattr(component,componentName)
+ comp_i=factory(self._orb, self._poa, self._this(), self._containerName,
+ instanceName, nameToRegister)
+
+ MESSAGE( "SALOME_ContainerPy_i::instance : component created")
+ comp_o = comp_i._this()
+ return comp_o
#-------------------------------------------------------------------------
def load_impl(self, nameToRegister, componentName):
MESSAGE( "SALOME_ContainerPy_i::load_impl " + str(nameToRegister) + ' ' + str(componentName) )
self._numInstance = self._numInstance +1
- instanceName = nameToRegister + "_inst_" + `self._numInstance`
+ instanceName = nameToRegister + "_inst_" + repr(self._numInstance)
interfaceName = nameToRegister
the_command = "import " + nameToRegister + "\n"
the_command = the_command + "comp_i = " + nameToRegister + "." + nameToRegister
the_command = the_command + "(self._orb, self._poa, self._this(), self._containerName, instanceName, interfaceName)\n"
MESSAGE( "SALOME_ContainerPy_i::load_impl :" + str (the_command) )
- exec the_command
+ exec(the_command)
comp_o = comp_i._this()
return comp_o
-
+
+ #-------------------------------------------------------------------------
+
+ def import_component(self, componentName):
+ MESSAGE( "SALOME_Container_i::import_component" )
+ reason = ""
+ try:
+ if verbose(): print("try import %s" % componentName)
+ # try import component
+ module=importlib.import_module(componentName)
+ if verbose(): print("import %s is done successfully" % componentName)
+ # if import successfully, check that component is loadable
+ if not hasattr(module, componentName):
+ reason = "module %s is not loadable" % componentName
+ print(reason)
+ pass
+ pass
+ except Exception:
+ import traceback
+ print("cannot import %s" % componentName)
+ traceback.print_exc()
+ reason = "cannot import %s" % componentName
+ return reason
+
+ #-------------------------------------------------------------------------
+
+ def load_component_Library(self, componentName):
+ MESSAGE( "SALOME_ContainerPy_i::load_component_Library " + str(componentName) )
+ ret = 0
+ instanceName = componentName + "_inst_" + repr(self._numInstance)
+ interfaceName = componentName
+ reason = self.import_component(componentName)
+ return reason == "", reason
+
+ #-------------------------------------------------------------------------
+
+ def create_component_instance_env(self, componentName, env):
+ return self.create_component_instance(componentName), ""
+
+ def create_component_instance(self, componentName):
+ MESSAGE( "SALOME_ContainerPy_i::create_component_instance ==> " + str(componentName) )
+ self._numInstance = self._numInstance +1
+ instanceName = componentName + "_inst_" + repr(self._numInstance)
+ comp_iors=""
+ try:
+ component=importlib.import_module(componentName)
+ factory=getattr(component,componentName)
+ comp_i=factory(self._orb,
+ self._poa,
+ self._this(),
+ self._containerName,
+ instanceName,
+ componentName)
+
+ MESSAGE( "SALOME_Container_i::create_component_instance : OK")
+ comp_o = comp_i._this()
+ self._listInstances_map[instanceName] = comp_i
+ except Exception:
+ import traceback
+ traceback.print_exc()
+ MESSAGE( "SALOME_Container_i::create_component_instance : NOT OK")
+ return comp_o
+
+ #-------------------------------------------------------------------------
+
+ def find_component_instance(self, registeredName):
+ anEngine = None
+ for instance in self._listInstances_map:
+ if find(instance,registeredName) == 0:
+ anEngine = self._listInstances_map[instance]
+ return anEngine._this()
+ return anEngine
+
+
+ #-------------------------------------------------------------------------
+
+ def create_python_service_instance(self, CompName):
+ return self.create_component_instance(CompName)
+
#-------------------------------------------------------------------------
def remove_impl(self, component):
MESSAGE( "SALOME_ContainerPy_i::remove_impl" )
+ instanceName = component._get_instanceName()
+ MESSAGE( "unload component " + str(instanceName) )
+ self._listInstances_map.remove(instanceName)
+ component.destroy()
+ self._naming_service.Destroy_Name(str(instanceName))
#-------------------------------------------------------------------------
def finalize_removal(self):
MESSAGE( "SALOME_ContainerPy_i::finalize_removal" )
+ return None
#-------------------------------------------------------------------------
def ping(self):
- MESSAGE( "SALOME_ContainerPy_i::ping" )
+ MESSAGE( "SALOME_ContainerPy_i::ping() pid " + str(os.getpid()) )
+ return None
+
+ #-------------------------------------------------------------------------
+
+ def getPID(self):
+ return os.getpid()
+
+ #-------------------------------------------------------------------------
+
+ def getNumberOfCPUCores(self):
+ return salome_psutil.getNumberOfCPUCores()
+
+ #-------------------------------------------------------------------------
+
+ def loadOfCPUCores(self):
+ return salome_psutil.loadOfCPUCores(self._load_script)
+
+ #-------------------------------------------------------------------------
+
+ def setPyScriptForCPULoad(self, script):
+ self._load_script = script
+
+ #-------------------------------------------------------------------------
+
+ def resetScriptForCPULoad(self):
+ self._load_script = None
+
+ #-------------------------------------------------------------------------
+
+ def getTotalPhysicalMemory(self):
+ return salome_psutil.getTotalPhysicalMemory()
+
+ #-------------------------------------------------------------------------
+
+ def getTotalPhysicalMemoryInUse(self):
+ return salome_psutil.getTotalPhysicalMemoryInUse()
+
+ #-------------------------------------------------------------------------
+
+ def getTotalPhysicalMemoryInUseByMe(self):
+ return salome_psutil.getTotalPhysicalMemoryInUseByMe()
#-------------------------------------------------------------------------
def _get_name(self):
MESSAGE( "SALOME_ContainerPy_i::_get_name" )
+ return self._containerName
+
+ #-------------------------------------------------------------------------
+
+ def getHostName(self):
+ MESSAGE( "SALOME_ContainerPy_i::_get_MachineName" )
+ self._machineName = "localhost"
+ return self._machineName
#-------------------------------------------------------------------------
self._machineName = "localhost"
return self._machineName
+ #-------------------------------------------------------------------------
+
+ def Shutdown(self):
+ self._naming_service.Destroy_Name(self._containerName);
+ self._naming_service.Destroy_FullDirectory(self._containerName);
+ self._orb.shutdown(0)
+ pass
+
+ def _get_logfilename(self):
+ return self._logfilename
+ def _set_logfilename(self,logfilename):
+ self._logfilename=logfilename
+ def _get_workingdir(self):
+ return os.getcwd()
+
#=============================================================================
-#initialise the ORB and find the root POA
-orb = CORBA.ORB_init(sys.argv, CORBA.ORB_ID)
-poa = orb.resolve_initial_references("RootPOA")
+class SALOME_ContainerPy_i(SALOME_ContainerPy_Gen_i):
+ """
+ Implementation with naming_service server
+ """
+ def __init__(self, orb, poa, containerName):
+ SALOME_ContainerPy_Gen_i.__init__(self, orb, poa, containerName)
+ naming_service = SALOME_NamingServicePy_i(self._orb)
+ self._naming_service = naming_service
+ MESSAGE( str(Container_path) )
+ naming_service.Register(self._this(), Container_path)
-#create an instance of SALOME_ContainerPy_i and a Container reference
-#containerName = "FactoryServerPy"
-MESSAGE( str(sys.argv) )
-containerName = sys.argv[1]
-cpy_i = SALOME_ContainerPy_i(orb, poa, containerName)
-cpy_o = cpy_i._this()
+ #-------------------------------------------------------------------------
-#activate the POA
-poaManager = poa._get_the_POAManager()
-poaManager.activate()
+ def start_impl(self, ContainerName):
+ MESSAGE( "SALOME_ContainerPy_i::start_impl " + str(ContainerName) )
+ myMachine=getShortHostName()
+ theContainer = "/Containers/" + myMachine + "/" + ContainerName
+ try:
+ obj = self._naming_service.Resolve(theContainer)
+ except :
+ obj = None
+ MESSAGE( "SALOME_ContainerPy_i::start_impl " + str(ContainerName) + ".object not found in Naming Service" )
+ if obj is None:
+ container = None
+ else:
+ container = obj._narrow(Engines.Container)
+ if container is None:
+ MESSAGE( "SALOME_ContainerPy_i::start_impl " + str(containerName) + ".object exists but is not a Container" )
+ else :
+ MESSAGE( "SALOME_ContainerPy_i::start_impl " + str(ContainerName) + ".object found without new launch" )
+ return container
+ #shstr = os.getenv( "PWD" ) + "/"
+ #shstr += "runSession ./SALOME_ContainerPy.py "
+ shstr = os.getenv("KERNEL_ROOT_DIR") + "/bin/salome/SALOME_ContainerPy.py ";
+ #shstr = "runSession SALOME_ContainerPy.py "
+ shstr += ContainerName
+
+ # mpv: fix for SAL4731 - always create new file to write log of server
+ num = 1
+ fileName = ""
+ while 1:
+ fileName = "/tmp/"+ContainerName+"_%i.log"%num
+ if not os.path.exists(fileName):
+ break
+ num += 1
+ pass
+
+ shstr += " > "
+ shstr += fileName
+ shstr += " 2>&1 &"
+
+ #shstr += " > /tmp/"
+ #shstr += ContainerName
+ #shstr += ".log 2>&1 &"
+
+ MESSAGE( "SALOME_ContainerPy_i::start_impl " + "os.system(" + str(shstr) + ")" )
+ os.system( shstr )
+ count = 21
+ while container is None :
+ time.sleep(1)
+ count = count - 1
+ MESSAGE( str(count) + ". Waiting for " + str(theContainer) )
+ try :
+ obj = self._naming_service.Resolve(theContainer)
+ except :
+ obj = None
+ if obj is None:
+ container = None
+ else:
+ container = obj._narrow(Engines.Container)
+ if container is None:
+ MESSAGE( str(containerName) + ".object exists but is not a Container" )
+ return container
+ if count == 0 :
+ return container
+
+ pass
+
+class SALOME_ContainerPy_SSL_i(SALOME_ContainerPy_Gen_i):
+ """
+ Implementation with naming_service server
+ """
+ def __init__(self, orb, poa, containerName):
+ SALOME_ContainerPy_Gen_i.__init__(self, orb, poa, containerName)
+ naming_service = SALOME_Embedded_NamingService()
+ self._naming_service = naming_service._this()
-#Block for ever
-orb.run()
+ def get_embedded_NS_if_ssl(self):
+ return self._naming_service
+if __name__ == "__main__":
+ # change the stdout buffering to line buffering (same as C++ cout buffering)
+ sys.stdout=os.fdopen(1,"w",1)
+ #initialise the ORB and find the root POA
+ if verbose():print("Starting ",sys.argv[1])
+ orb = CORBA.ORB_init(sys.argv, CORBA.ORB_ID)
+ poa = orb.resolve_initial_references("RootPOA")
+ if verbose():print("ORB and POA initialized")
-
-
+ #create an instance of SALOME_ContainerPy_i and a Container reference
+ #containerName = "FactoryServerPy"
+ MESSAGE( str(sys.argv) )
+ containerName = sys.argv[1]
+ cpy_i = SALOME_ContainerPy_i(orb, poa, containerName)
+ if verbose():print("SALOME_ContainerPy_i instance created ",cpy_i)
+ cpy_o = cpy_i._this()
+ if verbose():print("SALOME_ContainerPy_i instance activated ",cpy_o)
+ sys.stdout.flush()
+ sys.stderr.flush()
+ #activate the POA
+ poaManager = poa._get_the_POAManager()
+ poaManager.activate()
+ #Block for ever
+ orb.run()
+ if verbose():print("SALOME_ContainerPy_i shutdown")