def __loadConfigurationData(self):
try:
os.makedirs(os.path.join(DIRAC.rootPath, "etc", "csbackup"))
except:
pass
gConfigurationData.loadConfigurationData()
if gConfigurationData.isMaster():
bBuiltNewConfiguration = False
if not gConfigurationData.getName():
DIRAC.abort(
10, "Missing name for the configuration to be exported!")
gConfigurationData.exportName()
sVersion = gConfigurationData.getVersion()
if sVersion == "0":
gLogger.info("There's no version. Generating a new one")
gConfigurationData.generateNewVersion()
bBuiltNewConfiguration = True
if self.sURL not in gConfigurationData.getServers():
gConfigurationData.setServers(self.sURL)
bBuiltNewConfiguration = True
gConfigurationData.setMasterServer(self.sURL)
if bBuiltNewConfiguration:
gConfigurationData.writeRemoteConfigurationToDisk()
def __loadConfigurationData( self ):
try:
os.makedirs( os.path.join( DIRAC.rootPath, "etc", "csbackup" ) )
except:
pass
gConfigurationData.loadConfigurationData()
if gConfigurationData.isMaster():
bBuiltNewConfiguration = False
if not gConfigurationData.getName():
DIRAC.abort( 10, "Missing name for the configuration to be exported!" )
gConfigurationData.exportName()
sVersion = gConfigurationData.getVersion()
if sVersion == "0":
gLogger.info( "There's no version. Generating a new one" )
gConfigurationData.generateNewVersion()
bBuiltNewConfiguration = True
if self.sURL not in gConfigurationData.getServers():
gConfigurationData.setServers( self.sURL )
bBuiltNewConfiguration = True
gConfigurationData.setMasterServer( self.sURL )
if bBuiltNewConfiguration:
gConfigurationData.writeRemoteConfigurationToDisk()
def __generateNewVersion(self):
"""
After changing configuration, we use this method to save them
"""
if gConfigurationData.isMaster():
gConfigurationData.generateNewVersion()
gConfigurationData.writeRemoteConfigurationToDisk()
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 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 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 __generateNewVersion( self ):
if gConfigurationData.isMaster():
gConfigurationData.generateNewVersion()
gConfigurationData.writeRemoteConfigurationToDisk()
def __generateNewVersion(self):
if gConfigurationData.isMaster():
gConfigurationData.generateNewVersion()
gConfigurationData.writeRemoteConfigurationToDisk()
