def __startListenning(self):
"""
Creates the control connection
Args:
None
Returns:
Nothing
"""
networkInterface = self.__parser.getConfigurationParameter(
"vncNetworkInterface")
listenningPort = self.__parser.getConfigurationParameter(
"listenningPort")
try:
self.__vncServerIP = get_ip_address(networkInterface)
except Exception:
raise Exception(
"Error: the network interface '{0}' is not ready. Exiting now".
format(networkInterface))
self.__ftpTimeout = self.__parser.getConfigurationParameter(
"FTPTimeout")
self.__listenningPort = listenningPort
self.__networkManager = NetworkManager(
self.__parser.getConfigurationParameter("certificatePath"))
self.__networkManager.startNetworkService()
self.__useSSL = self.__parser.getConfigurationParameter("useSSL")
self.__packetManager = VMServerPacketHandler(self.__networkManager)
self.__connectToDatabases(
"VMServerDB",
self.__parser.getConfigurationParameter("databaseUserName"),
self.__parser.getConfigurationParameter("databasePassword"))
self.__domainHandler = DomainHandler(
self.__commandsDBConnector, self.__vncServerIP,
self.__networkManager, self.__packetManager, self.__listenningPort,
self.__parser.getConfigurationParameter("useQEMUWebsockets"),
self.__parser.getConfigurationParameter("websockifyPath"),
self.__parser.getConfigurationParameter("configFilePath"),
self.__parser.getConfigurationParameter("sourceImagePath"),
self.__parser.getConfigurationParameter("executionImagePath"),
self.__parser.getConfigurationParameter("passwordLength"))
self.__domainHandler.connectToLibvirt(
self.__parser.getConfigurationParameter("vncNetworkInterface"),
self.__parser.getConfigurationParameter("vnName"),
self.__parser.getConfigurationParameter("gatewayIP"),
self.__parser.getConfigurationParameter("netMask"),
self.__parser.getConfigurationParameter("dhcpStartIP"),
self.__parser.getConfigurationParameter("dhcpEndIP"),
self.__parser.getConfigurationParameter(
"createVirtualNetworkAsRoot"))
self.__domainHandler.doInitialCleanup()
self.__deleteTemporaryZipFiles()
self.__fileTransferThread = FileTransferThread(
self.__networkManager, self.__listenningPort, self.__packetManager,
self.__parser.getConfigurationParameter("TransferDirectory"),
self.__parser.getConfigurationParameter("FTPTimeout"),
self.__parser.getConfigurationParameter("MaxTransferAttempts"),
self.__commandsDBConnector, self.__useSSL)
self.__compressionThread = CompressionThread(
self.__parser.getConfigurationParameter("TransferDirectory"),
self.__parser.getConfigurationParameter("sourceImagePath"),
self.__parser.getConfigurationParameter("configFilePath"),
self.__commandsDBConnector, self.__domainHandler,
self.__networkManager, self.__listenningPort, self.__packetManager)
self.__fileTransferThread.start()
self.__compressionThread.start()
self.__networkManager.listenIn(self.__listenningPort, self,
self.__useSSL)
def startListenning(self, useSSL, certificatePath, listenningPort,
repositoryIP, repositoryPort,
vmServerStatusUpdateInterval):
"""
Creates the control connection
Args:
useSSL: indicates if SSL encryption must be used in the control connection or not
certificatePath: the directory where the server.crt and server.key files are
listenningPort: the control connection's port
repositoryIP: the image repository IP address
repositoryPort: the image repository's port
vmServerStatusUpdateInterval: the virtual machine server status database interval
Returns:
Nothing
"""
self.__networkManager = NetworkManager(certificatePath)
self.__networkManager.startNetworkService()
self.__listenningPort = listenningPort
self.__packetHandler = ClusterServerPacketHandler(
self.__networkManager)
self.__useSSL = useSSL
imageRepositoryPacketHandler = ImageRepositoryPacketHandler(
self.__networkManager)
vmServerPacketHandler = VMServerPacketHandler(self.__networkManager)
networkEventsReactor = NetworkEventsReactor(self.__dbConnector,
repositoryIP,
repositoryPort)
imageRepositoryPacketReactor = ImageRepositoryPacketReactor(
self.__dbConnector, self.__networkManager, listenningPort,
repositoryIP, repositoryPort, self.__packetHandler,
vmServerPacketHandler, imageRepositoryPacketHandler)
try:
imageRepositoryCallback = ImageRepositoryCallback(
imageRepositoryPacketReactor, networkEventsReactor)
self.__networkManager.connectTo(repositoryIP, repositoryPort, 10,
imageRepositoryCallback,
self.__useSSL, True)
self.__dbConnector.addImageRepository(repositoryIP, repositoryPort,
SERVER_STATE_T.READY)
except Exception as e:
print "Can't connect to the image repository: " + e.message
self.__exit = True
return
vmServerPacketReactor = VMServerPacketReactor(self.__dbConnector,
self.__networkManager,
listenningPort,
vmServerPacketHandler,
self.__packetHandler)
self.__endpointPacketReactor = EndpointPacketReactor(
self.__dbConnector, self.__networkManager, vmServerPacketHandler,
self.__packetHandler, imageRepositoryPacketHandler,
VMServerCallback(vmServerPacketReactor,
networkEventsReactor), listenningPort,
repositoryIP, repositoryPort, self.__loadBalancerSettings,
self.__averageCompressionRatio, self.__useSSL)
clusterEndpointCallback = ClusterEndpointCallback(
self.__endpointPacketReactor)
self.__networkManager.listenIn(listenningPort, clusterEndpointCallback,
self.__useSSL)
self.__statusMonitoringThread = ClusterStatusMonitoringThread(
vmServerStatusUpdateInterval, self.__dbConnector,
self.__networkManager, repositoryIP, repositoryPort,
vmServerPacketHandler, imageRepositoryPacketHandler)
self.__statusMonitoringThread.start()
