def validateFQDN(param, options=[]):
logging.info("Validating %s as a FQDN"%(param))
if not validateDomain(param,options):
return False
try:
#get set of IPs
ipAddresses = utils.getConfiguredIps()
if len(ipAddresses) < 1:
logging.error("Could not find any configured IP address on the host")
raise Exception(output_messages.ERR_EXP_CANT_FIND_IP)
#resolve fqdn
pattern = 'Address: (\d{1,3}\.\d{1,3}\.\d{1,3}\.\d{1,3})'
resolvedAddresses = _getPatternFromNslookup(param, pattern)
if len(resolvedAddresses) < 1:
logging.error("Failed to resolve %s"%(param))
print output_messages.ERR_DIDNT_RESOLVED_IP%(param)
return False
#string is generated here since we use it in all latter error messages
prettyString = " ".join(["%s"%string for string in resolvedAddresses])
#compare found IP with list of local IPs and match.
if not resolvedAddresses.issubset(ipAddresses):
logging.error("the following address(es): %s are not configured on this host"%(prettyString))
#different grammar for plural and single
if len(resolvedAddresses) > 1:
print output_messages.ERR_IPS_NOT_CONFIGED%(prettyString, param)
else:
print output_messages.ERR_IPS_NOT_CONFIGED_ON_INT%(prettyString, param)
return False
#reverse resolved IP and compare with given fqdn
counter = 0
pattern = '[\w\.-]+\s+name\s\=\s([\w\.\-]+)\.'
for address in resolvedAddresses:
addressSet = _getPatternFromNslookup(address, pattern)
reResolvedAddress = None
if len(addressSet) > 0:
reResolvedAddress = addressSet.pop()
if reResolvedAddress == param:
counter += 1
else:
logging.warn("%s did not reverse-resolve into %s"%(address,param))
if counter < 1:
logging.error("The following addresses: %s did not reverse resolve into %s"%(prettyString, param))
#different grammar for plural and single
if len(resolvedAddresses) > 1:
print output_messages.ERR_IPS_HAS_NO_PTR%(prettyString, param)
else:
print output_messages.ERR_IP_HAS_NO_PTR%(prettyString, param)
return False
#conditions passed
return True
except:
logging.error(traceback.format_exc())
raise
def validateFQDN(param, options=[]):
logging.info("Validating %s as a FQDN"%(param))
if not validateDomain(param,options):
return False
try:
#get set of IPs
ipAddresses = utils.getConfiguredIps()
if len(ipAddresses) < 1:
logging.error("Could not find any configured IP address on the host")
raise Exception(output_messages.ERR_EXP_CANT_FIND_IP)
#resolve fqdn
pattern = 'Address: (\d{1,3}\.\d{1,3}\.\d{1,3}\.\d{1,3})'
resolvedAddresses = _getPatternFromNslookup(param, pattern)
if len(resolvedAddresses) < 1:
logging.error("Failed to resolve %s"%(param))
print output_messages.ERR_DIDNT_RESOLVED_IP%(param)
return False
#string is generated here since we use it in all latter error messages
prettyString = " ".join(["%s"%string for string in resolvedAddresses])
#compare found IP with list of local IPs and match.
if not resolvedAddresses.issubset(ipAddresses):
logging.error("the following address(es): %s are not configured on this host"%(prettyString))
#different grammar for plural and single
if len(resolvedAddresses) > 1:
print output_messages.ERR_IPS_NOT_CONFIGED%(prettyString, param)
else:
print output_messages.ERR_IPS_NOT_CONFIGED_ON_INT%(prettyString, param)
return False
#reverse resolved IP and compare with given fqdn
counter = 0
pattern = '[\w\.-]+\s+name\s\=\s([\w\.\-]+)\.'
for address in resolvedAddresses:
addressSet = _getPatternFromNslookup(address, pattern)
reResolvedAddress = None
if len(addressSet) > 0:
reResolvedAddress = addressSet.pop()
if reResolvedAddress == param:
counter += 1
else:
logging.warn("%s did not reverse-resolve into %s"%(address,param))
if counter < 1:
logging.error("The following addresses: %s did not reverse resolve into %s"%(prettyString, param))
#different grammar for plural and single
if len(resolvedAddresses) > 1:
print output_messages.ERR_IPS_HAS_NO_PTR%(prettyString, param)
else:
print output_messages.ERR_IP_HAS_NO_PTR%(prettyString, param)
return False
#conditions passed
return True
except Exception, (instance):
logging.error(traceback.format_exc())
raise Exception(instance)