def __refreshAndPublish(self):
self.__lastUpdateTime = time.time()
gLogger.info("Refreshing from master server")
from DIRAC.Core.DISET.RPCClient import RPCClient
sMasterServer = gConfigurationData.getMasterServer()
if sMasterServer:
oClient = RPCClient(
sMasterServer,
timeout=self.__timeout,
useCertificates=gConfigurationData.useServerCertificate(),
skipCACheck=gConfigurationData.skipCACheck(),
)
dRetVal = _updateFromRemoteLocation(oClient)
if not dRetVal["OK"]:
gLogger.error("Can't update from master server", dRetVal["Message"])
return False
if gConfigurationData.getAutoPublish():
gLogger.info("Publishing to master server...")
dRetVal = oClient.publishSlaveServer(self.__url)
if not dRetVal["OK"]:
gLogger.error("Can't publish to master server", dRetVal["Message"])
return True
else:
gLogger.warn("No master server is specified in the configuration, trying to get data from other slaves")
return self.__refresh()["OK"]
def __sockConnect( self, hostAddress, sockType, timeout, retries ):
try:
osSocket = socket.socket( sockType, socket.SOCK_STREAM )
except socket.error as e:
gLogger.warn( "Exception while creating a socket:", str( e ) )
return S_ERROR( "Exception while creating a socket:%s" % str( e ) )
# osSocket.setblocking( 0 )
if timeout:
osSocket.settimeout( 1 ) # we try to connect 3 times with 1 second timeout
try:
osSocket.connect( hostAddress )
except socket.error , e:
if e.args[0] == "timed out":
osSocket.close()
if retries:
return self.__sockConnect( hostAddress, sockType, timeout, retries - 1 )
else:
return S_ERROR( "Can't connect: %s" % str( e ) )
if e.args[0] not in ( 114, 115 ):
return S_ERROR( "Can't connect: %s" % str( e ) )
#Connect in progress
oL = select.select( [], [ osSocket ], [], timeout )[1]
if len( oL ) == 0:
osSocket.close()
return S_ERROR( "Connection timeout" )
errno = osSocket.getsockopt( socket.SOL_SOCKET, socket.SO_ERROR )
if errno != 0:
return S_ERROR( "Can't connect: %s" % str( ( errno, os.strerror( errno ) ) ) )
def __refreshAndPublish(self):
self.__lastUpdateTime = time.time()
gLogger.info("Refreshing from master server")
from DIRAC.Core.DISET.RPCClient import RPCClient
sMasterServer = gConfigurationData.getMasterServer()
if sMasterServer:
oClient = RPCClient(
sMasterServer,
timeout=self.__timeout,
useCertificates=gConfigurationData.useServerCertificate(),
skipCACheck=gConfigurationData.skipCACheck())
dRetVal = _updateFromRemoteLocation(oClient)
if not dRetVal['OK']:
gLogger.error("Can't update from master server",
dRetVal['Message'])
return False
if gConfigurationData.getAutoPublish():
gLogger.info("Publishing to master server...")
dRetVal = oClient.publishSlaveServer(self.__url)
if not dRetVal['OK']:
gLogger.error("Can't publish to master server",
dRetVal['Message'])
return True
else:
gLogger.warn(
"No master server is specified in the configuration, trying to get data from other slaves"
)
return self.__refresh()['OK']
def __init__(self, loadDefaultCFG=True):
envVar = os.environ.get("DIRAC_FEWER_CFG_LOCKS", "no").lower()
self.__locksEnabled = envVar not in ("y", "yes", "t", "true", "on",
"1")
if self.__locksEnabled:
lr = LockRing()
self.threadingEvent = lr.getEvent()
self.threadingEvent.set()
self.threadingLock = lr.getLock()
self.runningThreadsNumber = 0
self.__compressedConfigurationData = None
self.configurationPath = "/DIRAC/Configuration"
self.backupsDir = os.path.join(DIRAC.rootPath, "etc", "csbackup")
self._isService = False
self.localCFG = CFG()
self.remoteCFG = CFG()
self.mergedCFG = CFG()
self.remoteServerList = []
if loadDefaultCFG:
defaultCFGFile = os.path.join(DIRAC.rootPath, "etc", "dirac.cfg")
gLogger.debug("dirac.cfg should be at", "%s" % defaultCFGFile)
retVal = self.loadFile(defaultCFGFile)
if not retVal["OK"]:
gLogger.warn("Can't load %s file" % defaultCFGFile)
self.sync()
def __sockConnect( self, hostAddress, sockType, timeout, retries ):
try:
osSocket = socket.socket( sockType, socket.SOCK_STREAM )
except socket.error as e:
gLogger.warn( "Exception while creating a socket:", str( e ) )
return S_ERROR( "Exception while creating a socket:%s" % str( e ) )
# osSocket.setblocking( 0 )
if timeout:
tsocket = self.getSocketTimeout()
gLogger.debug( "Connection timeout set to: ", tsocket )
osSocket.settimeout( tsocket ) # we try to connect 3 times with 1 second timeout
try:
osSocket.connect( hostAddress )
except socket.error , e:
if e.args[0] == "timed out":
osSocket.close()
if retries:
return self.__sockConnect( hostAddress, sockType, timeout, retries - 1 )
else:
return S_ERROR( "Can't connect: %s" % str( e ) )
if e.args[0] not in ( 114, 115 ):
return S_ERROR( "Can't connect: %s" % str( e ) )
#Connect in progress
oL = select.select( [], [ osSocket ], [], timeout )[1]
if len( oL ) == 0:
osSocket.close()
return S_ERROR( "Connection timeout" )
errno = osSocket.getsockopt( socket.SOL_SOCKET, socket.SO_ERROR )
if errno != 0:
return S_ERROR( "Can't connect: %s" % str( ( errno, os.strerror( errno ) ) ) )
def _refreshAndPublish(self):
"""
Refresh configuration and publish local updates
"""
self._lastUpdateTime = time.time()
gLogger.info("Refreshing from master server")
sMasterServer = gConfigurationData.getMasterServer()
if sMasterServer:
from DIRAC.ConfigurationSystem.Client.ConfigurationClient import ConfigurationClient
oClient = ConfigurationClient(
url=sMasterServer,
timeout=self._timeout,
useCertificates=gConfigurationData.useServerCertificate(),
skipCACheck=gConfigurationData.skipCACheck(),
)
dRetVal = _updateFromRemoteLocation(oClient)
if not dRetVal["OK"]:
gLogger.error("Can't update from master server",
dRetVal["Message"])
return False
if gConfigurationData.getAutoPublish():
gLogger.info("Publishing to master server...")
dRetVal = oClient.publishSlaveServer(self._url)
if not dRetVal["OK"]:
gLogger.error("Can't publish to master server",
dRetVal["Message"])
return True
else:
gLogger.warn(
"No master server is specified in the configuration, trying to get data from other slaves"
)
return self._refresh()["OK"]
def __backupCurrentConfiguration(self, backupName):
configurationFilename = "%s.cfg" % self.getName()
configurationFile = os.path.join(DIRAC.rootPath, "etc",
configurationFilename)
today = Time.date()
backupPath = os.path.join(self.getBackupDir(), str(today.year),
"%02d" % today.month)
mkDir(backupPath)
backupFile = os.path.join(
backupPath,
configurationFilename.replace(".cfg", ".%s.zip" % backupName))
if os.path.isfile(configurationFile):
gLogger.info("Making a backup of configuration in %s" % backupFile)
try:
with zipfile.ZipFile(backupFile, "w",
zipfile.ZIP_DEFLATED) as zf:
zf.write(
configurationFile, "%s.backup.%s" %
(os.path.split(configurationFile)[1], backupName))
except Exception:
gLogger.exception()
gLogger.error("Cannot backup configuration data file",
"file %s" % backupFile)
else:
gLogger.warn("CS data file does not exist", configurationFile)
def __refresh(self):
self.__lastUpdateTime = time.time()
gLogger.debug("Refreshing configuration...")
gatewayList = getGatewayURLs("Configuration/Server")
updatingErrorsList = []
if gatewayList:
lInitialListOfServers = gatewayList
gLogger.debug("Using configuration gateway",
str(lInitialListOfServers[0]))
else:
lInitialListOfServers = gConfigurationData.getServers()
gLogger.debug("Refreshing from list %s" %
str(lInitialListOfServers))
lRandomListOfServers = List.randomize(lInitialListOfServers)
gLogger.debug("Randomized server list is %s" %
", ".join(lRandomListOfServers))
for sServer in lRandomListOfServers:
from DIRAC.Core.DISET.RPCClient import RPCClient
oClient = RPCClient(
sServer,
useCertificates=gConfigurationData.useServerCertificate(),
skipCACheck=gConfigurationData.skipCACheck())
dRetVal = _updateFromRemoteLocation(oClient)
if dRetVal['OK']:
return dRetVal
else:
updatingErrorsList.append(dRetVal['Message'])
gLogger.warn(
"Can't update from server",
"Error while updating from %s: %s" %
(sServer, dRetVal['Message']))
return S_ERROR("Reason(s):\n\t%s" %
"\n\t".join(List.uniqueElements(updatingErrorsList)))
def __refresh( self ):
self.__lastUpdateTime = time.time()
gLogger.debug( "Refreshing configuration..." )
gatewayList = getGatewayURLs( "Configuration/Server" )
updatingErrorsList = []
if gatewayList:
lInitialListOfServers = gatewayList
gLogger.debug( "Using configuration gateway", str( lInitialListOfServers[0] ) )
else:
lInitialListOfServers = gConfigurationData.getServers()
gLogger.debug( "Refreshing from list %s" % str( lInitialListOfServers ) )
lRandomListOfServers = List.randomize( lInitialListOfServers )
gLogger.debug( "Randomized server list is %s" % ", ".join( lRandomListOfServers ) )
for sServer in lRandomListOfServers:
from DIRAC.Core.DISET.RPCClient import RPCClient
oClient = RPCClient( sServer,
useCertificates = gConfigurationData.useServerCertificate(),
skipCACheck = gConfigurationData.skipCACheck() )
dRetVal = _updateFromRemoteLocation( oClient )
if dRetVal[ 'OK' ]:
return dRetVal
else:
updatingErrorsList.append( dRetVal[ 'Message' ] )
gLogger.warn( "Can't update from server", "Error while updating from %s: %s" % ( sServer, dRetVal[ 'Message' ] ) )
if dRetVal[ 'Message' ].find( "Insane environment" ) > -1:
break
return S_ERROR( "Reason(s):\n\t%s" % "\n\t".join( List.uniqueElements( updatingErrorsList ) ) )
def updateConfiguration(self, sBuffer, committer="", updateVersionOption=False):
"""
Update the master configuration with the newly received changes
:param str sBuffer: newly received configuration data
:param str committer: the user name of the committer
:param bool updateVersionOption: flag to update the current configuration version
:return: S_OK/S_ERROR of the write-to-disk of the new configuration
"""
if not gConfigurationData.isMaster():
return S_ERROR("Configuration modification is not allowed in this server")
# Load the data in a ConfigurationData object
oRemoteConfData = ConfigurationData(False)
oRemoteConfData.loadRemoteCFGFromCompressedMem(sBuffer)
if updateVersionOption:
oRemoteConfData.setVersion(gConfigurationData.getVersion())
# Test that remote and new versions are the same
sRemoteVersion = oRemoteConfData.getVersion()
sLocalVersion = gConfigurationData.getVersion()
gLogger.info("Checking versions\nremote: %s\nlocal: %s" % (sRemoteVersion, sLocalVersion))
if sRemoteVersion != sLocalVersion:
if not gConfigurationData.mergingEnabled():
return S_ERROR("Local and remote versions differ (%s vs %s). Cannot commit." % (sLocalVersion, sRemoteVersion))
else:
gLogger.info("AutoMerging new data!")
if updateVersionOption:
return S_ERROR("Cannot AutoMerge! version was overwritten")
result = self.__mergeIndependentUpdates(oRemoteConfData)
if not result['OK']:
gLogger.warn("Could not AutoMerge!", result['Message'])
return S_ERROR("AutoMerge failed: %s" % result['Message'])
requestedRemoteCFG = result['Value']
gLogger.info("AutoMerge successful!")
oRemoteConfData.setRemoteCFG(requestedRemoteCFG)
# Test that configuration names are the same
sRemoteName = oRemoteConfData.getName()
sLocalName = gConfigurationData.getName()
if sRemoteName != sLocalName:
return S_ERROR("Names differ: Server is %s and remote is %s" % (sLocalName, sRemoteName))
# Update and generate a new version
gLogger.info("Committing new data...")
gConfigurationData.lock()
gLogger.info("Setting the new CFG")
gConfigurationData.setRemoteCFG(oRemoteConfData.getRemoteCFG())
gConfigurationData.unlock()
gLogger.info("Generating new version")
gConfigurationData.generateNewVersion()
# self.__checkSlavesStatus( forceWriteConfiguration = True )
gLogger.info("Writing new version to disk")
retVal = gConfigurationData.writeRemoteConfigurationToDisk("%s@%s" % (committer, gConfigurationData.getVersion()))
gLogger.info("New version", gConfigurationData.getVersion())
# Attempt to update the configuration on currently registered slave services
if gConfigurationData.getAutoSlaveSync():
result = self.forceSlavesUpdate()
if not result['OK']:
gLogger.warn('Failed to update slave servers')
return retVal
def _clientCallback( self, conn, cert, errnum, depth, ok ):
# This obviously has to be updated
if depth == 0 and ok == 1:
hostnameCN = cert.get_subject().commonName
#if hostnameCN in ( self.infoDict[ 'hostname' ], "host/%s" % self.infoDict[ 'hostname' ] ):
if self.__isSameHost( hostnameCN, self.infoDict['hostname'] ):
return 1
else:
gLogger.warn( "Server is not who it's supposed to be",
"Connecting to %s and it's %s" % ( self.infoDict[ 'hostname' ], hostnameCN ) )
return ok
return ok
def updateConfiguration(self,
sBuffer,
commiterDN="",
updateVersionOption=False):
if not gConfigurationData.isMaster():
return S_ERROR(
"Configuration modification is not allowed in this server")
#Load the data in a ConfigurationData object
oRemoteConfData = ConfigurationData(False)
oRemoteConfData.loadRemoteCFGFromCompressedMem(sBuffer)
if updateVersionOption:
oRemoteConfData.setVersion(gConfigurationData.getVersion())
#Test that remote and new versions are the same
sRemoteVersion = oRemoteConfData.getVersion()
sLocalVersion = gConfigurationData.getVersion()
gLogger.info("Checking versions\nremote: %s\nlocal: %s" %
(sRemoteVersion, sLocalVersion))
if sRemoteVersion != sLocalVersion:
if not gConfigurationData.mergingEnabled():
return S_ERROR(
"Local and remote versions differ (%s vs %s). Cannot commit."
% (sLocalVersion, sRemoteVersion))
else:
gLogger.info("AutoMerging new data!")
if updateVersionOption:
return S_ERROR("Cannot AutoMerge! version was overwritten")
result = self.__mergeIndependentUpdates(oRemoteConfData)
if not result['OK']:
gLogger.warn("Could not AutoMerge!", result['Message'])
return S_ERROR("AutoMerge failed: %s" % result['Message'])
requestedRemoteCFG = result['Value']
gLogger.info("AutoMerge successful!")
oRemoteConfData.setRemoteCFG(requestedRemoteCFG)
#Test that configuration names are the same
sRemoteName = oRemoteConfData.getName()
sLocalName = gConfigurationData.getName()
if sRemoteName != sLocalName:
return S_ERROR("Names differ: Server is %s and remote is %s" %
(sLocalName, sRemoteName))
#Update and generate a new version
gLogger.info("Committing new data...")
gConfigurationData.lock()
gLogger.info("Setting the new CFG")
gConfigurationData.setRemoteCFG(oRemoteConfData.getRemoteCFG())
gConfigurationData.unlock()
gLogger.info("Generating new version")
gConfigurationData.generateNewVersion()
#self.__checkSlavesStatus( forceWriteConfiguration = True )
gLogger.info("Writing new version to disk!")
retVal = gConfigurationData.writeRemoteConfigurationToDisk(
"%s@%s" % (commiterDN, gConfigurationData.getVersion()))
gLogger.info("New version it is!")
return retVal
def _clientCallback(self, conn, cert, errnum, depth, ok):
# This obviously has to be updated
if depth == 0 and ok == 1:
hostnameCN = cert.get_subject().commonName
# if hostnameCN in ( self.infoDict[ 'hostname' ], "host/%s" % self.infoDict[ 'hostname' ] ):
if self.__isSameHost(hostnameCN, self.infoDict['hostname']):
return 1
else:
gLogger.warn("Server is not who it's supposed to be",
"Connecting to %s and it's %s" % (self.infoDict['hostname'], hostnameCN))
return ok
return ok
def _refresh(self, fromMaster=False):
"""
Refresh configuration
"""
self._lastUpdateTime = time.time()
gLogger.debug("Refreshing configuration...")
gatewayList = getGatewayURLs("Configuration/Server")
updatingErrorsList = []
if gatewayList:
initialServerList = gatewayList
gLogger.debug("Using configuration gateway",
str(initialServerList[0]))
elif fromMaster:
masterServer = gConfigurationData.getMasterServer()
initialServerList = [masterServer]
gLogger.debug("Refreshing from master %s" % masterServer)
else:
initialServerList = gConfigurationData.getServers()
gLogger.debug("Refreshing from list %s" % str(initialServerList))
# If no servers in the initial list, we are supposed to use the local configuration only
if not initialServerList:
return S_OK()
randomServerList = List.randomize(initialServerList)
gLogger.debug("Randomized server list is %s" %
", ".join(randomServerList))
for sServer in randomServerList:
from DIRAC.ConfigurationSystem.Client.ConfigurationClient import ConfigurationClient
oClient = ConfigurationClient(
url=sServer,
useCertificates=gConfigurationData.useServerCertificate(),
skipCACheck=gConfigurationData.skipCACheck(),
)
dRetVal = _updateFromRemoteLocation(oClient)
if dRetVal["OK"]:
self._refreshTime = gConfigurationData.getRefreshTime()
return dRetVal
else:
updatingErrorsList.append(dRetVal["Message"])
gLogger.warn(
"Can't update from server",
"Error while updating from %s: %s" %
(sServer, dRetVal["Message"]))
if dRetVal["Message"].find("Insane environment") > -1:
break
return S_ERROR("Reason(s):\n\t%s" %
"\n\t".join(List.uniqueElements(updatingErrorsList)))
def updateConfiguration(self, sBuffer, commiter="", updateVersionOption=False):
if not gConfigurationData.isMaster():
return S_ERROR("Configuration modification is not allowed in this server")
# Load the data in a ConfigurationData object
oRemoteConfData = ConfigurationData(False)
oRemoteConfData.loadRemoteCFGFromCompressedMem(sBuffer)
if updateVersionOption:
oRemoteConfData.setVersion(gConfigurationData.getVersion())
# Test that remote and new versions are the same
sRemoteVersion = oRemoteConfData.getVersion()
sLocalVersion = gConfigurationData.getVersion()
gLogger.info("Checking versions\nremote: %s\nlocal: %s" % (sRemoteVersion, sLocalVersion))
if sRemoteVersion != sLocalVersion:
if not gConfigurationData.mergingEnabled():
return S_ERROR(
"Local and remote versions differ (%s vs %s). Cannot commit." % (sLocalVersion, sRemoteVersion)
)
else:
gLogger.info("AutoMerging new data!")
if updateVersionOption:
return S_ERROR("Cannot AutoMerge! version was overwritten")
result = self.__mergeIndependentUpdates(oRemoteConfData)
if not result["OK"]:
gLogger.warn("Could not AutoMerge!", result["Message"])
return S_ERROR("AutoMerge failed: %s" % result["Message"])
requestedRemoteCFG = result["Value"]
gLogger.info("AutoMerge successful!")
oRemoteConfData.setRemoteCFG(requestedRemoteCFG)
# Test that configuration names are the same
sRemoteName = oRemoteConfData.getName()
sLocalName = gConfigurationData.getName()
if sRemoteName != sLocalName:
return S_ERROR("Names differ: Server is %s and remote is %s" % (sLocalName, sRemoteName))
# Update and generate a new version
gLogger.info("Committing new data...")
gConfigurationData.lock()
gLogger.info("Setting the new CFG")
gConfigurationData.setRemoteCFG(oRemoteConfData.getRemoteCFG())
gConfigurationData.unlock()
gLogger.info("Generating new version")
gConfigurationData.generateNewVersion()
# self.__checkSlavesStatus( forceWriteConfiguration = True )
gLogger.info("Writing new version to disk!")
retVal = gConfigurationData.writeRemoteConfigurationToDisk(
"%s@%s" % (commiter, gConfigurationData.getVersion())
)
gLogger.info("New version it is!")
return retVal
def loadObjects(path, reFilter=None, parentClass=None):
if not reFilter:
reFilter = re.compile(".*[a-z1-9]\.py$")
pathList = List.fromChar(path, "/")
parentModuleList = [
"%sDIRAC" % ext for ext in CSGlobals.getCSExtensions()
] + ['DIRAC']
objectsToLoad = {}
#Find which object files match
for parentModule in parentModuleList:
objDir = os.path.join(DIRAC.rootPath, parentModule, *pathList)
if not os.path.isdir(objDir):
continue
for objFile in os.listdir(objDir):
if reFilter.match(objFile):
pythonClassName = objFile[:-3]
if pythonClassName not in objectsToLoad:
gLogger.info("Adding to load queue %s/%s/%s" %
(parentModule, path, pythonClassName))
objectsToLoad[pythonClassName] = parentModule
#Load them!
loadedObjects = {}
for pythonClassName in objectsToLoad:
parentModule = objectsToLoad[pythonClassName]
try:
#Where parentModule can be DIRAC, pathList is something like [ "AccountingSystem", "Client", "Types" ]
#And the python class name is.. well, the python class name
objPythonPath = "%s.%s.%s" % (parentModule, ".".join(pathList),
pythonClassName)
objModule = __import__(objPythonPath, globals(), locals(),
pythonClassName)
objClass = getattr(objModule, pythonClassName)
except Exception, e:
gLogger.error("Can't load type %s/%s: %s" %
(parentModule, pythonClassName, str(e)))
continue
if parentClass == objClass:
continue
if parentClass and not issubclass(objClass, parentClass):
gLogger.warn("%s is not a subclass of %s. Skipping" %
(objClass, parentClass))
continue
gLogger.info("Loaded %s" % objPythonPath)
loadedObjects[pythonClassName] = objClass
def __backupCurrentConfiguration( self, backupName ):
configurationFilename = "%s.cfg" % self.getName()
configurationFile = os.path.join( DIRAC.rootPath, "etc", configurationFilename )
today = Time.date()
backupPath = os.path.join( self.getBackupDir(), str( today.year ), "%02d" % today.month )
mkDir(backupPath)
backupFile = os.path.join( backupPath, configurationFilename.replace( ".cfg", ".%s.zip" % backupName ) )
if os.path.isfile( configurationFile ):
gLogger.info( "Making a backup of configuration in %s" % backupFile )
try:
with zipfile.ZipFile( backupFile, "w", zipfile.ZIP_DEFLATED ) as zf:
zf.write( configurationFile, "%s.backup.%s" % ( os.path.split( configurationFile )[1], backupName ) )
except Exception:
gLogger.exception()
gLogger.error( "Cannot backup configuration data file", "file %s" % backupFile )
else:
gLogger.warn( "CS data file does not exist", configurationFile )
def _checkSlavesStatus(self, forceWriteConfiguration=False):
"""
Check if Slaves server are still availlable
:param forceWriteConfiguration: (default False) Force rewriting configuration after checking slaves
"""
gLogger.info("Checking status of slave servers")
iGraceTime = gConfigurationData.getSlavesGraceTime()
bModifiedSlaveServers = False
for sSlaveURL in list(self.dAliveSlaveServers):
if time.time() - self.dAliveSlaveServers[sSlaveURL] > iGraceTime:
gLogger.warn("Found dead slave", sSlaveURL)
del self.dAliveSlaveServers[sSlaveURL]
bModifiedSlaveServers = True
if bModifiedSlaveServers or forceWriteConfiguration:
gConfigurationData.setServers(", ".join(self.dAliveSlaveServers))
self.__generateNewVersion()
def loadObjects( path, reFilter = None, parentClass = None ):
if not reFilter:
reFilter = re.compile( r".*[a-z1-9]\.py$" )
pathList = List.fromChar( path, "/" )
parentModuleList = [ "%sDIRAC" % ext for ext in CSGlobals.getCSExtensions() ] + [ 'DIRAC' ]
objectsToLoad = {}
#Find which object files match
for parentModule in parentModuleList:
objDir = os.path.join( DIRAC.rootPath, parentModule, *pathList )
if not os.path.isdir( objDir ):
continue
for objFile in os.listdir( objDir ):
if reFilter.match( objFile ):
pythonClassName = objFile[:-3]
if pythonClassName not in objectsToLoad:
gLogger.info( "Adding to message load queue %s/%s/%s" % ( parentModule, path, pythonClassName ) )
objectsToLoad[ pythonClassName ] = parentModule
#Load them!
loadedObjects = {}
for pythonClassName in objectsToLoad:
parentModule = objectsToLoad[ pythonClassName ]
try:
#Where parentModule can be DIRAC, pathList is something like [ "AccountingSystem", "Client", "Types" ]
#And the python class name is.. well, the python class name
objPythonPath = "%s.%s.%s" % ( parentModule, ".".join( pathList ), pythonClassName )
objModule = __import__( objPythonPath,
globals(),
locals(), pythonClassName )
objClass = getattr( objModule, pythonClassName )
except Exception as e:
gLogger.exception( "Can't load type %s/%s: %s" % ( parentModule, pythonClassName, str( e ) ) )
continue
if parentClass == objClass:
continue
if parentClass and not issubclass( objClass, parentClass ):
gLogger.warn( "%s is not a subclass of %s. Skipping" % ( objClass, parentClass ) )
continue
gLogger.info( "Loaded %s" % objPythonPath )
loadedObjects[ pythonClassName ] = objClass
return loadedObjects
def getHostNickName( self, credDict ):
"""
Discover the host nickname associated to the DN.
The nickname will be included in the credentials dictionary.
@type credDict: dictionary
@param credDict: Credentials to ckeck
@return: Boolean specifying whether the nickname was found
"""
if not self.KW_DN in credDict:
return True
if not self.KW_GROUP in credDict:
return False
retVal = CS.getHostnameForDN( credDict[ self.KW_DN ] )
if not retVal[ 'OK' ]:
gLogger.warn( "Cannot find hostname for DN %s: %s" % ( credDict[ self.KW_DN ], retVal[ 'Message' ] ) )
return False
credDict[ self.KW_USERNAME ] = retVal[ 'Value' ]
return True
def __init__(self, loadDefaultCFG=True):
self.threadingEvent = threading.Event()
self.threadingEvent.set()
self.threadingLock = threading.Lock()
self.runningThreadsNumber = 0
self.compressedConfigurationData = ""
self.configurationPath = "/DIRAC/Configuration"
self.backupsDir = os.path.join(DIRAC.rootPath, "etc", "csbackup")
self._isService = False
self.localCFG = CFG()
self.remoteCFG = CFG()
self.mergedCFG = CFG()
self.remoteServerList = []
if loadDefaultCFG:
defaultCFGFile = os.path.join(DIRAC.rootPath, "etc", "dirac.cfg")
gLogger.debug("dirac.cfg should be at", "%s" % defaultCFGFile)
retVal = self.loadFile(defaultCFGFile)
if not retVal['OK']:
gLogger.warn("Can't load %s file" % defaultCFGFile)
self.sync()
def getHostNickName( self, credDict ):
"""
Discover the host nickname associated to the DN.
The nickname will be included in the credentials dictionary.
:type credDict: dictionary
:param credDict: Credentials to ckeck
:return: Boolean specifying whether the nickname was found
"""
if self.KW_DN not in credDict:
return True
if self.KW_GROUP not in credDict:
return False
retVal = CS.getHostnameForDN( credDict[ self.KW_DN ] )
if not retVal[ 'OK' ]:
gLogger.warn( "Cannot find hostname for DN %s: %s" % ( credDict[ self.KW_DN ], retVal[ 'Message' ] ) )
return False
credDict[ self.KW_USERNAME ] = retVal[ 'Value' ]
credDict[ self.KW_PROPERTIES ] = CS.getPropertiesForHost( credDict[ self.KW_USERNAME ], [] )
return True
def __sslHandshake( self ):
start = time.time()
timeout = self.infoDict[ 'timeout' ]
while True:
if timeout:
if time.time() - start > timeout:
return S_ERROR( "Handshake timeout exceeded" )
try:
self.sslSocket.do_handshake()
break
except GSI.SSL.WantReadError:
time.sleep( 0.001 )
except GSI.SSL.WantWriteError:
time.sleep( 0.001 )
except GSI.SSL.Error, v:
#gLogger.warn( "Error while handshaking", "\n".join( [ stError[2] for stError in v.args[0] ] ) )
gLogger.warn( "Error while handshaking", v )
return S_ERROR( "Error while handshaking" )
except Exception, v:
gLogger.warn( "Error while handshaking", v )
return S_ERROR( "Error while handshaking" )
def __init__( self, loadDefaultCFG = True ):
lr = LockRing()
self.threadingEvent = lr.getEvent()
self.threadingEvent.set()
self.threadingLock = lr.getLock()
self.runningThreadsNumber = 0
self.compressedConfigurationData = ""
self.configurationPath = "/DIRAC/Configuration"
self.backupsDir = os.path.join( DIRAC.rootPath, "etc", "csbackup" )
self._isService = False
self.localCFG = CFG()
self.remoteCFG = CFG()
self.mergedCFG = CFG()
self.remoteServerList = []
if loadDefaultCFG:
defaultCFGFile = os.path.join( DIRAC.rootPath, "etc", "dirac.cfg" )
gLogger.debug( "dirac.cfg should be at", "%s" % defaultCFGFile )
retVal = self.loadFile( defaultCFGFile )
if not retVal[ 'OK' ]:
gLogger.warn( "Can't load %s file" % defaultCFGFile )
self.sync()
def __sslHandshake( self ):
start = time.time()
timeout = self.infoDict[ 'timeout' ]
while True:
if timeout:
if time.time() - start > timeout:
return S_ERROR( "Handshake timeout exceeded" )
try:
self.sslSocket.do_handshake()
break
except GSI.SSL.WantReadError:
time.sleep( 0.001 )
except GSI.SSL.WantWriteError:
time.sleep( 0.001 )
except GSI.SSL.Error, v:
#gLogger.warn( "Error while handshaking", "\n".join( [ stError[2] for stError in v.args[0] ] ) )
gLogger.warn( "Error while handshaking", v )
return S_ERROR( "Error while handshaking" )
except Exception, v:
gLogger.warn( "Error while handshaking", v )
return S_ERROR( "Error while handshaking" )
def __refresh(self):
self.__lastUpdateTime = time.time()
gLogger.debug("Refreshing configuration...")
gatewayList = getGatewayURLs("Configuration/Server")
updatingErrorsList = []
if gatewayList:
initialServerList = gatewayList
gLogger.debug("Using configuration gateway",
str(initialServerList[0]))
else:
initialServerList = gConfigurationData.getServers()
gLogger.debug("Refreshing from list %s" % str(initialServerList))
# If no servers in the initial list, we are supposed to use the local configuration only
if not initialServerList:
return S_OK()
randomServerList = List.randomize(initialServerList)
gLogger.debug("Randomized server list is %s" %
", ".join(randomServerList))
for sServer in randomServerList:
from DIRAC.Core.DISET.RPCClient import RPCClient
oClient = RPCClient(
sServer,
useCertificates=gConfigurationData.useServerCertificate(),
skipCACheck=gConfigurationData.skipCACheck())
dRetVal = _updateFromRemoteLocation(oClient)
if dRetVal['OK']:
return dRetVal
else:
updatingErrorsList.append(dRetVal['Message'])
gLogger.warn(
"Can't update from server",
"Error while updating from %s: %s" %
(sServer, dRetVal['Message']))
if dRetVal['Message'].find("Insane environment") > -1:
break
return S_ERROR("Reason(s):\n\t%s" %
"\n\t".join(List.uniqueElements(updatingErrorsList)))
def __sslHandshake(self):
"""
Do the SSL Handshake
:return: S_ERROR / S_OK with dictionary of user credentials
"""
start = time.time()
timeout = self.infoDict['timeout']
while True:
if timeout:
if time.time() - start > timeout:
return S_ERROR("Handshake timeout exceeded")
try:
self.sslSocket.do_handshake()
break
except GSI.SSL.WantReadError:
time.sleep(0.001)
except GSI.SSL.WantWriteError:
time.sleep(0.001)
except GSI.SSL.Error as v:
if self.__retry < 3:
self.__retry += 1
return self.__sslHandshake()
else:
# gLogger.warn( "Error while handshaking", "\n".join( [ stError[2] for stError in v.args[0] ] ) )
gLogger.warn("Error while handshaking", v)
return S_ERROR("Error while handshaking")
except Exception as v:
gLogger.warn("Error while handshaking", v)
if self.__retry < 3:
self.__retry += 1
return self.__sslHandshake()
else:
# gLogger.warn( "Error while handshaking", "\n".join( [ stError[2] for stError in v.args[0] ] ) )
gLogger.warn("Error while handshaking", v)
return S_ERROR("Error while handshaking")
credentialsDict = self.gatherPeerCredentials()
if self.infoDict['clientMode']:
hostnameCN = credentialsDict['CN']
# if hostnameCN.split("/")[-1] != self.infoDict[ 'hostname' ]:
if not self.__isSameHost(hostnameCN, self.infoDict['hostname']):
gLogger.warn(
"Server is not who it's supposed to be",
"Connecting to %s and it's %s" %
(self.infoDict['hostname'], hostnameCN))
gLogger.debug("", "Authenticated peer (%s)" % credentialsDict['DN'])
return S_OK(credentialsDict)
def __refresh(self):
self.__lastUpdateTime = time.time()
gLogger.debug("Refreshing configuration...")
gatewayList = getGatewayURLs("Configuration/Server")
updatingErrorsList = []
if gatewayList:
initialServerList = gatewayList
gLogger.debug("Using configuration gateway", str(initialServerList[0]))
else:
initialServerList = gConfigurationData.getServers()
gLogger.debug("Refreshing from list %s" % str(initialServerList))
# If no servers in the initial list, we are supposed to use the local configuration only
if not initialServerList:
return S_OK()
randomServerList = List.randomize(initialServerList)
gLogger.debug("Randomized server list is %s" % ", ".join(randomServerList))
for sServer in randomServerList:
from DIRAC.Core.DISET.RPCClient import RPCClient
oClient = RPCClient(
sServer,
useCertificates=gConfigurationData.useServerCertificate(),
skipCACheck=gConfigurationData.skipCACheck(),
)
dRetVal = _updateFromRemoteLocation(oClient)
if dRetVal["OK"]:
return dRetVal
else:
updatingErrorsList.append(dRetVal["Message"])
gLogger.warn(
"Can't update from server", "Error while updating from %s: %s" % (sServer, dRetVal["Message"])
)
if dRetVal["Message"].find("Insane environment") > -1:
break
return S_ERROR("Reason(s):\n\t%s" % "\n\t".join(List.uniqueElements(updatingErrorsList)))
def __sslHandshake( self ):
"""
Do the SSL Handshake
:return: S_ERROR / S_OK with dictionary of user credentials
"""
start = time.time()
timeout = self.infoDict[ 'timeout' ]
while True:
if timeout:
if time.time() - start > timeout:
return S_ERROR( "Handshake timeout exceeded" )
try:
self.sslSocket.do_handshake()
break
except GSI.SSL.WantReadError:
time.sleep( 0.001 )
except GSI.SSL.WantWriteError:
time.sleep( 0.001 )
except GSI.SSL.Error, v:
if self.__retry < 3:
self.__retry += 1
return self.__sslHandshake()
else:
# gLogger.warn( "Error while handshaking", "\n".join( [ stError[2] for stError in v.args[0] ] ) )
gLogger.warn( "Error while handshaking", v )
return S_ERROR( "Error while handshaking" )
except Exception, v:
gLogger.warn( "Error while handshaking", v )
if self.__retry < 3:
self.__retry += 1
return self.__sslHandshake()
else:
# gLogger.warn( "Error while handshaking", "\n".join( [ stError[2] for stError in v.args[0] ] ) )
gLogger.warn( "Error while handshaking", v )
return S_ERROR( "Error while handshaking" )
def __sslHandshake(self):
"""
Do the SSL Handshake
:return: S_ERROR / S_OK with dictionary of user credentials
"""
start = time.time()
timeout = self.infoDict['timeout']
while True:
if timeout:
if time.time() - start > timeout:
return S_ERROR("Handshake timeout exceeded")
try:
self.sslSocket.do_handshake()
break
except GSI.SSL.WantReadError:
time.sleep(0.001)
except GSI.SSL.WantWriteError:
time.sleep(0.001)
except GSI.SSL.Error, v:
if self.__retry < 3:
self.__retry += 1
return self.__sslHandshake()
else:
# gLogger.warn( "Error while handshaking", "\n".join( [ stError[2] for stError in v.args[0] ] ) )
gLogger.warn("Error while handshaking", v)
return S_ERROR("Error while handshaking")
except Exception, v:
gLogger.warn("Error while handshaking", v)
if self.__retry < 3:
self.__retry += 1
return self.__sslHandshake()
else:
# gLogger.warn( "Error while handshaking", "\n".join( [ stError[2] for stError in v.args[0] ] ) )
gLogger.warn("Error while handshaking", v)
return S_ERROR("Error while handshaking")
def _connect(self):
""" Establish the connection.
It uses the URL discovered in __discoverURL.
In case the connection cannot be established, __discoverURL
is called again, and _connect calls itself.
We stop after trying self.__nbOfRetry * self.__nbOfUrls
:return: S_OK()/S_ERROR()
"""
# Check if the useServerCertificate configuration changed
# Note: I am not really sure that all this block makes
# any sense at all since all these variables are
# evaluated in __discoverCredentialsToUse
if gConfig.useServerCertificate() != self.__useCertificates:
if self.__forceUseCertificates is None:
self.__useCertificates = gConfig.useServerCertificate()
self.kwargs[self.KW_USE_CERTIFICATES] = self.__useCertificates
# The server certificate use context changed, rechecking the transport sanity
result = self.__checkTransportSanity()
if not result['OK']:
return result
# Take all the extra credentials
self.__discoverExtraCredentials()
if not self.__initStatus['OK']:
return self.__initStatus
if self.__enableThreadCheck:
self.__checkThreadID()
gLogger.debug("Trying to connect to: %s" % self.serviceURL)
try:
# Calls the transport method of the apropriate protocol.
# self.__URLTuple[1:3] = [server name, port, System/Component]
transport = gProtocolDict[self.__URLTuple[0]]['transport'](self.__URLTuple[1:3], **self.kwargs)
# the socket timeout is the default value which is 1.
# later we increase to 5
retVal = transport.initAsClient()
# We try at most __nbOfRetry each URLs
if not retVal['OK']:
gLogger.warn("Issue getting socket:", "%s : %s : %s" % (transport, self.__URLTuple, retVal['Message']))
# We try at most __nbOfRetry each URLs
if self.__retry < self.__nbOfRetry * self.__nbOfUrls - 1:
# Recompose the URL (why not using self.serviceURL ? )
url = "%s://%s:%d/%s" % (self.__URLTuple[0], self.__URLTuple[1], int(self.__URLTuple[2]), self.__URLTuple[3])
# Add the url to the list of banned URLs if it is not already there. (Can it happen ? I don't think so)
if url not in self.__bannedUrls:
gLogger.warn("Non-responding URL temporarily banned", "%s" % url)
self.__bannedUrls += [url]
# Increment the retry counter
self.__retry += 1
# 16.07.20 CHRIS: I guess this setSocketTimeout does not behave as expected.
# If the initasClient did not work, we anyway re-enter the whole method,
# so a new transport object is created.
# However, it migh be that this timeout value was propagated down to the
# SocketInfoFactory singleton, and thus used, but that means that the timeout
# specified in parameter was then void.
# If it is our last attempt for each URL, we increase the timeout
if self.__retryCounter == self.__nbOfRetry - 1:
transport.setSocketTimeout(5) # we increase the socket timeout in case the network is not good
gLogger.info("Retry connection", ": %d to %s" % (self.__retry, self.serviceURL))
# If we tried all the URL, we increase the global counter (__retryCounter), and sleep
if len(self.__bannedUrls) == self.__nbOfUrls:
self.__retryCounter += 1
# we run only one service! In that case we increase the retry delay.
self.__retryDelay = 3. / self.__nbOfUrls if self.__nbOfUrls > 1 else 2
gLogger.info("Waiting %f seconds before retry all service(s)" % self.__retryDelay)
time.sleep(self.__retryDelay)
# rediscover the URL
self.__discoverURL()
# try to reconnect
return self._connect()
else:
return retVal
except Exception as e:
gLogger.exception(lException=True, lExcInfo=True)
return S_ERROR("Can't connect to %s: %s" % (self.serviceURL, repr(e)))
# We add the connection to the transport pool
gLogger.debug("Connected to: %s" % self.serviceURL)
trid = getGlobalTransportPool().add(transport)
return S_OK((trid, transport))
time.sleep( 0.001 )
except GSI.SSL.WantWriteError:
time.sleep( 0.001 )
except GSI.SSL.Error, v:
if self.__retry < 3:
self.__retry += 1
return self.__sslHandshake()
else:
# gLogger.warn( "Error while handshaking", "\n".join( [ stError[2] for stError in v.args[0] ] ) )
gLogger.warn( "Error while handshaking", v )
return S_ERROR( "Error while handshaking" )
except Exception, v:
gLogger.warn( "Error while handshaking", v )
if self.__retry < 3:
self.__retry += 1
return self.__sslHandshake()
else:
# gLogger.warn( "Error while handshaking", "\n".join( [ stError[2] for stError in v.args[0] ] ) )
gLogger.warn( "Error while handshaking", v )
return S_ERROR( "Error while handshaking" )
credentialsDict = self.gatherPeerCredentials()
if self.infoDict[ 'clientMode' ]:
hostnameCN = credentialsDict[ 'CN' ]
#if hostnameCN.split("/")[-1] != self.infoDict[ 'hostname' ]:
if not self.__isSameHost( hostnameCN, self.infoDict[ 'hostname' ] ):
gLogger.warn( "Server is not who it's supposed to be",
"Connecting to %s and it's %s" % ( self.infoDict[ 'hostname' ], hostnameCN ) )
gLogger.debug( "", "Authenticated peer (%s)" % credentialsDict[ 'DN' ] )
return S_OK( credentialsDict )
def __sslHandshake( self ):
start = time.time()
timeout = self.infoDict[ 'timeout' ]
while True:
if timeout:
if time.time() - start > timeout:
return S_ERROR( "Handshake timeout exceeded" )
try:
self.sslSocket.do_handshake()
break
except GSI.SSL.WantReadError:
time.sleep( 0.001 )
except GSI.SSL.WantWriteError:
time.sleep( 0.001 )
except GSI.SSL.Error, v:
#gLogger.warn( "Error while handshaking", "\n".join( [ stError[2] for stError in v.args[0] ] ) )
gLogger.warn( "Error while handshaking", v )
return S_ERROR( "Error while handshaking" )
except Exception, v:
gLogger.warn( "Error while handshaking", v )
return S_ERROR( "Error while handshaking" )
credentialsDict = self.gatherPeerCredentials()
if self.infoDict[ 'clientMode' ]:
hostnameCN = credentialsDict[ 'CN' ]
#if hostnameCN.split("/")[-1] != self.infoDict[ 'hostname' ]:
if not self.__isSameHost( hostnameCN, self.infoDict[ 'hostname' ] ):
gLogger.warn( "Server is not who it's supposed to be",
"Connecting to %s and it's %s" % ( self.infoDict[ 'hostname' ], hostnameCN ) )
gLogger.debug( "", "Authenticated peer (%s)" % credentialsDict[ 'DN' ] )
return S_OK( credentialsDict )
def __processResults(self, id_, result):
if result['OK']:
self.__updateResultDict['Successful'][result['URL']] = True
else:
gLogger.warn("Failed to update configuration on", result['URL'] + ':' + result['Message'])
self.__updateResultDict['Failed'][result['URL']] = result['Message']
def initDIRAC(rootPath, enableDebug=False):
# CONFIGURATION OPTIONS HERE (note: all config options will override
# any Pylons config options)
configDict = {'webConfig': {}}
configDict['webConfig']['dirac.webroot'] = rootPath
diracRootPath = os.path.realpath(os.path.dirname(
os.path.dirname(rootPath)))
configDict['webConfig']['dirac.root'] = diracRootPath
if diracRootPath not in sys.path:
sys.path.append(diracRootPath)
from DIRAC.FrameworkSystem.Client.Logger import gLogger
gLogger.registerBackends(['stderr'])
from DIRAC.Core.Base import Script
Script.registerSwitch("r", "reload", "Reload for pylons")
Script.localCfg.addDefaultEntry("/DIRAC/Security/UseServerCertificate",
"yes")
Script.localCfg.addDefaultEntry("LogColor", True)
Script.initialize(script="Website",
ignoreErrors=True,
initializeMonitor=False)
gLogger._systemName = "Framework"
gLogger.initialize("Web", "/Website")
gLogger.setLevel("VERBOSE")
from DIRAC import gMonitor, gConfig, rootPath as droot
from DIRAC.Core.Utilities import CFG
from DIRAC.ConfigurationSystem.Client.Helpers import getCSExtensions
gMonitor.setComponentType(gMonitor.COMPONENT_WEB)
gMonitor.initialize()
gMonitor.registerActivity("pagesServed", "Pages served", "Framework",
"pages", gMonitor.OP_SUM)
gLogger.info("DIRAC Initialized")
configDict['portalVersion'] = portalVersion(rootPath)
gLogger.info("DIRAC portal version: %s" % configDict['portalVersion'])
extModules = ['%sDIRAC' % module for module in getCSExtensions()]
#Load web.cfg of modules
cfgFilePaths = [os.path.join(droot, "etc", "web.cfg")]
for extModule in extModules:
gLogger.info("Adding web.cfg for %s extension" % extModule)
extModulePath = os.path.join(diracRootPath, extModule)
webCFGPath = os.path.join(extModulePath, "Web", "web.cfg")
cfgFilePaths.append(webCFGPath)
for systemDir in os.listdir(extModulePath):
webCFGSystemPath = os.path.join(extModulePath, systemDir, "Web",
"web.cfg")
cfgFilePaths.append(webCFGSystemPath)
webCFG = CFG.CFG()
for webCFGPath in cfgFilePaths:
if not os.path.isfile(webCFGPath):
gLogger.warn("%s does not exist" % webCFGPath)
else:
gLogger.info("Loading %s" % webCFGPath)
modCFG = CFG.CFG().loadFromFile(webCFGPath)
if modCFG.getOption('Website/AbsoluteDefinition', False):
gLogger.info("CFG %s is absolute" % webCFGPath)
webCFG = modCFG
else:
webCFG = webCFG.mergeWith(modCFG)
gConfig.loadCFG(webCFG)
gLogger.showHeaders(True)
gLogger._gLogger__initialized = False
gLogger.initialize("Web", "/Website")
#Define the controllers, templates and public directories
for type in ('controllers', 'templates', 'public'):
configDict[type] = []
for extModule in extModules:
extModulePath = os.path.join(diracRootPath, extModule)
typePath = os.path.join(extModulePath, "Web", type)
if os.path.isdir(typePath):
gLogger.info("Adding %s path for module %s" %
(type, extModule))
configDict[type].append(typePath)
for systemDir in os.listdir(extModulePath):
systemTypePath = os.path.join(extModulePath, systemDir, "Web",
type)
if os.path.isdir(systemTypePath):
gLogger.info("Adding %s path for system %s in module %s" %
(type, systemDir, extModule))
configDict[type].append(systemTypePath)
#End of extensions
configDict[type].append(os.path.join(rootPath, type))
#Load debug.cfg?
if enableDebug:
debugCFGPath = os.path.join(rootPath, "debug.cfg")
if os.path.isfile(debugCFGPath):
gLogger.info("Loading debug cfg file at %s" % debugCFGPath)
gConfig.loadFile(debugCFGPath)
gLogger.info("Extension modules loaded")
return configDict
def initDIRAC( rootPath, enableDebug = False ):
# CONFIGURATION OPTIONS HERE (note: all config options will override
# any Pylons config options)
configDict = { 'webConfig' : {} }
configDict[ 'webConfig' ]['dirac.webroot'] = rootPath
diracRootPath = os.path.realpath( os.path.dirname( os.path.dirname( rootPath ) ) )
configDict[ 'webConfig' ]['dirac.root'] = diracRootPath
if diracRootPath not in sys.path:
sys.path.append( diracRootPath )
from DIRAC.FrameworkSystem.Client.Logger import gLogger
gLogger.registerBackends( [ 'stderr' ] )
from DIRAC.Core.Base import Script
Script.registerSwitch( "r", "reload", "Reload for pylons" )
Script.localCfg.addDefaultEntry( "/DIRAC/Security/UseServerCertificate", "yes" )
Script.localCfg.addDefaultEntry( "LogColor", True )
Script.initialize( script = "Website", ignoreErrors = True, initializeMonitor = False )
gLogger._systemName = "Framework"
gLogger.initialize( "Web", "/Website" )
gLogger.setLevel( "VERBOSE" )
from DIRAC import gMonitor, gConfig, rootPath as droot
from DIRAC.Core.Utilities import CFG
from DIRAC.ConfigurationSystem.Client.Helpers import getCSExtensions
gMonitor.setComponentType( gMonitor.COMPONENT_WEB )
gMonitor.initialize()
gMonitor.registerActivity( "pagesServed", "Pages served", "Framework", "pages", gMonitor.OP_SUM )
gLogger.info( "DIRAC Initialized" )
configDict['portalVersion'] = portalVersion( rootPath )
gLogger.info( "DIRAC portal version: %s" % configDict['portalVersion'] )
extModules = [ '%sDIRAC' % module for module in getCSExtensions() ]
#Load web.cfg of modules
cfgFilePaths = [ os.path.join( droot, "etc", "web.cfg" ) ]
for extModule in extModules:
gLogger.info( "Adding web.cfg for %s extension" % extModule )
extModulePath = os.path.join( diracRootPath, extModule )
webCFGPath = os.path.join( extModulePath, "Web", "web.cfg" )
cfgFilePaths.append( webCFGPath )
for systemDir in os.listdir( extModulePath ):
webCFGSystemPath = os.path.join( extModulePath, systemDir, "Web", "web.cfg" )
cfgFilePaths.append( webCFGSystemPath )
webCFG = CFG.CFG()
for webCFGPath in cfgFilePaths:
if not os.path.isfile( webCFGPath ):
gLogger.warn( "%s does not exist" % webCFGPath )
else:
gLogger.info( "Loading %s" % webCFGPath )
modCFG = CFG.CFG().loadFromFile( webCFGPath )
if modCFG.getOption( 'Website/AbsoluteDefinition', False ):
gLogger.info( "CFG %s is absolute" % webCFGPath )
webCFG = modCFG
else:
webCFG = webCFG.mergeWith( modCFG )
gConfig.loadCFG( webCFG )
gLogger.showHeaders( True )
gLogger._gLogger__initialized = False
gLogger.initialize( "Web", "/Website" )
#Define the controllers, templates and public directories
for type in ( 'controllers', 'templates', 'public' ):
configDict[ type ] = []
for extModule in extModules:
extModulePath = os.path.join( diracRootPath, extModule )
typePath = os.path.join( extModulePath, "Web", type )
if os.path.isdir( typePath ):
gLogger.info( "Adding %s path for module %s" % ( type, extModule ) )
configDict[ type ].append( typePath )
for systemDir in os.listdir( extModulePath ):
systemTypePath = os.path.join( extModulePath, systemDir, "Web", type )
if os.path.isdir( systemTypePath ):
gLogger.info( "Adding %s path for system %s in module %s" % ( type, systemDir, extModule ) )
configDict[ type ].append( systemTypePath )
#End of extensions
configDict[ type ].append( os.path.join( rootPath, type ) )
#Load debug.cfg?
if enableDebug:
debugCFGPath = os.path.join( rootPath, "debug.cfg" )
if os.path.isfile( debugCFGPath ):
gLogger.info( "Loading debug cfg file at %s" % debugCFGPath )
gConfig.loadFile( debugCFGPath )
gLogger.info( "Extension modules loaded" )
return configDict
def _connect(self):
""" Establish the connection.
It uses the URL discovered in __discoverURL.
In case the connection cannot be established, __discoverURL
is called again, and _connect calls itself.
We stop after trying self.__nbOfRetry * self.__nbOfUrls
"""
# Check if the useServerCertificate configuration changed
# Note: I am not really sure that all this block makes
# any sense at all since all these variables are
# evaluated in __discoverCredentialsToUse
if gConfig.useServerCertificate() != self.__useCertificates:
if self.__forceUseCertificates is None:
self.__useCertificates = gConfig.useServerCertificate()
self.kwargs[self.KW_USE_CERTIFICATES] = self.__useCertificates
# The server certificate use context changed, rechecking the transport sanity
result = self.__checkTransportSanity()
if not result['OK']:
return result
# Take all the extra credentials
self.__discoverExtraCredentials()
if not self.__initStatus['OK']:
return self.__initStatus
if self.__enableThreadCheck:
self.__checkThreadID()
gLogger.debug("Trying to connect to: %s" % self.serviceURL)
try:
# Calls the transport method of the apropriate protocol.
# self.__URLTuple[1:3] = [server name, port, System/Component]
transport = gProtocolDict[self.__URLTuple[0]]['transport'](self.__URLTuple[1:3], **self.kwargs)
# the socket timeout is the default value which is 1.
# later we increase to 5
retVal = transport.initAsClient()
# If we have an issue connecting
if not retVal['OK']:
gLogger.warn("Issue getting socket:", "%s : %s : %s" % (transport, self.__URLTuple, retVal['Message']))
# We try at most __nbOfRetry each URLs
if self.__retry < self.__nbOfRetry * self.__nbOfUrls - 1:
# Recompose the URL (why not using self.serviceURL ? )
url = "%s://%s:%d/%s" % (self.__URLTuple[0], self.__URLTuple[1], int(self.__URLTuple[2]), self.__URLTuple[3])
# Add the url to the list of banned URLs if it is not already there. (Can it happen ? I don't think so)
if url not in self.__bannedUrls:
gLogger.warn("Non-responding URL temporarily banned", "%s" % url)
self.__bannedUrls += [url]
# Increment the retry counter
self.__retry += 1
# If it is our last attempt for each URL, we increase the timeout
if self.__retryCounter == self.__nbOfRetry - 1:
transport.setSocketTimeout(5) # we increase the socket timeout in case the network is not good
gLogger.info("Retry connection", ": %d to %s" % (self.__retry, self.serviceURL))
# If we tried all the URL, we increase the global counter (__retryCounter), and sleep
if len(self.__bannedUrls) == self.__nbOfUrls:
self.__retryCounter += 1
# we run only one service! In that case we increase the retry delay.
self.__retryDelay = 3. / self.__nbOfUrls if self.__nbOfUrls > 1 else 2
gLogger.info("Waiting %f seconds before retry all service(s)" % self.__retryDelay)
time.sleep(self.__retryDelay)
# rediscover the URL
self.__discoverURL()
# try to reconnect
return self._connect()
else:
return retVal
except Exception as e:
gLogger.exception(lException=True, lExcInfo=True)
return S_ERROR("Can't connect to %s: %s" % (self.serviceURL, repr(e)))
# We add the connection to the transport pool
gLogger.debug("Connected to: %s" % self.serviceURL)
trid = getGlobalTransportPool().add(transport)
return S_OK((trid, transport))
