gistfile1.py

def checkOD(self):
		"""Checks for an active network connection and then compares the IP address
			to see if it matches the scheme we use in Huron.  If the IP matches, we ensure
			that the search path and contacts path are correct.  If the IP DOESN'T match,
			we remove the search path and contacts path to stabilize logins.
		---
		Arguments:  None
		Returns:
			bool - True or False if an interface is active and has an IP Address on the Huron Network
		"""

		# Capture all bound LDAPv3 Servers
		nodes = pymacds.ConfiguredNodesLDAPv3()

		if not nodes:
			syslog.syslog(syslog.LOG_ALERT, "We're not bound, skipping all checks.")
			return 'false'


		# Check all IP Addresses of Network Interfaces to see if we're on the Huron Network
		airportIP = self.checkIP('en1')
		ethernetIP = self.checkIP('en0')

		# If either connection is active and on the Huron Network, make sure the Search/Contacts paths
                #  are set properly.
		if airportIP == 'true' or ethernetIP == 'true':
			syslog.syslog(syslog.LOG_ALERT, "Ensuring Bindings.")
			for node in nodes:
				pymacds.EnsureSearchNodePresent(node)
				pymacds.EnsureContactsNodePresent(node)
			return 'true'

		# If we're bound and off the Huron Network, remove the Search/Contacts paths
		if airportIP == 'false' and ethernetIP == 'false':
			syslog.syslog(syslog.LOG_ALERT, "Removing Bindings.")
			for node in nodes:
				pymacds.EnsureSearchNodeAbsent(node)
				pymacds.EnsureContactsNodeAbsent(node)
			return 'false'
		else:
			syslog.syslog(syslog.LOG_ALERT, "Weird case where neither if statement in checkOD was true...")
			return 'false'