def onPreInstall(self, data):
"""
Handles the pre install event
@type data: dict
@param data: relevant arguments for that given event
@rtype: None
@returns: Nothing
"""
try:
self.__logger.info("Executing NetworkTopology module (EVT_PRE_INSTALL).")
# NIC status
interfaces = Network.getAvailableInterfaces(False)
activeLinkInterfaces = Network.getLinkedInterfaces(False)
activeInterfaces = Network.getActiveInterfaces(False)
udevInterfaces = Network.getAvailableInterfaces()
udevActiveLinkInterfaces = Network.getLinkedInterfaces()
udevActiveInterfaces = Network.getActiveInterfaces()
self.__logger.debug("Network interfaces:")
for line in pprint.pformat(interfaces).split('\n'):
self.__logger.debug(line)
self.__logger.debug("Network interfaces with link:")
self.__logger.debug("%s" % activeLinkInterfaces)
self.__logger.debug("Network interfaces with network configured:")
self.__logger.debug("%s" % activeInterfaces)
self.__logger.debug("Network interfaces (UDEV):")
for line in pprint.pformat(udevInterfaces).split('\n'):
self.__logger.debug(line)
self.__logger.debug("Network interfaces with link (UDEV):")
self.__logger.debug("%s" % udevActiveLinkInterfaces)
self.__logger.debug("Network interfaces with network configured (UDEV):")
self.__logger.debug("%s" % udevActiveInterfaces)
# Configure network interfaces and bridges
devDict = udevInterfaces
devActiveList = udevActiveInterfaces
if devDict:
self.__fixDracutIfcfgFiles(devDict)
for dev, mac in devDict.iteritems():
ifcfgFile = "/etc/sysconfig/network-scripts/ifcfg-%s" % dev
if not os.path.isfile(ifcfgFile):
self.__setEthConfigFile(dev, mac, devActiveList)
self.__logger.debug("Writing on ISO image ifcfg file:")
self.__logger.debug("%s" % ifcfgFile)
for line in pprint.pformat(self.__configFile).split('\n'):
self.__logger.debug(line)
Network.writeConfigFile(self.__configFile)
else:
self.__logger.debug("No NIC available!")
except Exception as e:
self.__logger.critical("Failed NetworkTopology module")
self.__logger.critical("EXCEPTION:" + str(type(e)))
self.__logger.critical(str(e))
self.__logger.critical("Stacktrace:" + str(traceback.format_exc()))
raise PKVMError("PREINSTALL", "NETWORKTOPOLOGY", "PRE_MODULES")
def __activeInterfaces(self):
"""
Active link (ifconfig nic up) for the NICs with no link
@rtype : list
@returns: list of NICs with link
"""
interfaces = self.__devices
activeInterfaces = Network.getLinkedInterfaces(False)
deactiveInterfaces = [f for f in interfaces.keys() if not f in activeInterfaces]
Network.activeLinkInterfaces(deactiveInterfaces)
activeInterfaces = Network.getLinkedInterfaces(False)
return activeInterfaces
def __hasLink(self):
"""
Return the link status of the NIC
@rtype: boolean
@returns: True if NIC has link
"""
activeLinkInterfaces = Network.getLinkedInterfaces(False)
link = False
if self.__interface in activeLinkInterfaces:
link = True
return link
def run(self):
"""
Draws the screen
@rtype: integer
@returns: status of operation
"""
devicesUp = Network.getLinkedInterfaces()
#sortedDevices = sorted(self.__devices, key=self.__devices.get)
sortedDevices = sorted(self.__devices)
for dev in sortedDevices:
bridge = "br%s" % dev
if dev in devicesUp:
active = UP.localize()
elif bridge in devicesUp:
active = UP.localize() + ' - %s' % bridge
else:
active = DOWN.localize()
display = "%s [ %s ] (%s)" % (dev, self.__devices.get(dev), active)
self.__list.append(display, dev)
return self.__show()
