def Validate(self, value, key=None):
"""Validates a schedule."""
if value is None:
raise validation.MissingAttribute('schedule must be specified')
if not isinstance(value, basestring):
raise TypeError('schedule must be a string, not \'%r\''%type(value))
try:
groctimespecification.GrocTimeSpecification(value)
except groc.GrocException, e:
raise validation.ValidationError('schedule \'%s\' failed to parse: %s'%(
value, e.args[0]))
def Validate(self, value, unused_key=None):
"""Validates a subnet."""
if value is None:
raise validation.MissingAttribute('subnet must be specified')
if not isinstance(value, basestring):
raise validation.ValidationError(
'subnet must be a string, not \'%r\'' % type(value))
try:
ipaddr.IPNetwork(value)
except ValueError:
raise validation.ValidationError(
'%s is not a valid IPv4 or IPv6 subnet' % value)
# Extra validation check since ipaddr accepts quad-dotted subnet masks.
parts = value.split('/')
if len(parts) == 2 and not re.match('^[0-9]+$', parts[1]):
raise validation.ValidationError(
'Prefix length of subnet %s must be an '
'integer (quad-dotted masks are not '
'supported)' % value)
return value
def Validate(self, value, unused_key=None):
"""Validates an URL pattern."""
if value is None:
raise validation.MissingAttribute('url must be specified')
if not isinstance(value, basestring):
raise validation.ValidationError(
'url must be a string, not \'%r\'' % type(value))
url_holder = ParsedURL(value)
if url_holder.host_exact:
_ValidateMatch(_URL_HOST_EXACT_PATTERN_RE, url_holder.host,
'invalid host_pattern \'%s\'' % url_holder.host)
# Explicitly disallow IpV4 #.#.#.# addresses. These will match
# _URL_HOST_EXACT_PATTERN_RE above.
_ValidateNotIpV4Address(url_holder.host)
else:
_ValidateMatch(
_URL_HOST_SUFFIX_PATTERN_RE, url_holder.host_pattern,
'invalid host_pattern \'%s\'' % url_holder.host_pattern)
#TODO(user): validate path_pattern and lengths of both patterns.
# also validate hostname label lengths 63 charn max)
return value
