def validate_default_prefixlen(self, min_prefixlen, max_prefixlen,
default_prefixlen):
if default_prefixlen < min_prefixlen:
raise n_exc.IllegalSubnetPoolPrefixBounds(
prefix_type='default_prefixlen',
prefixlen=default_prefixlen,
base_prefix_type='min_prefixlen',
base_prefixlen=min_prefixlen)
if default_prefixlen > max_prefixlen:
raise n_exc.IllegalSubnetPoolPrefixBounds(
prefix_type='default_prefixlen',
prefixlen=default_prefixlen,
base_prefix_type='max_prefixlen',
base_prefixlen=max_prefixlen)
def validate_max_prefixlen(self, prefixlen, ip_version):
max = self._PREFIX_VERSION_INFO[ip_version]['max_prefixlen']
if prefixlen > max:
raise n_exc.IllegalSubnetPoolPrefixBounds(
prefix_type='max_prefixlen',
prefixlen=prefixlen,
base_prefix_type='ip_version_max',
base_prefixlen=max)
def validate_min_prefixlen(self, min_prefixlen, max_prefixlen):
if min_prefixlen < 0:
raise n_exc.UnsupportedMinSubnetPoolPrefix(prefix=min_prefixlen,
version=4)
if min_prefixlen > max_prefixlen:
raise n_exc.IllegalSubnetPoolPrefixBounds(
prefix_type='min_prefixlen',
prefixlen=min_prefixlen,
base_prefix_type='max_prefixlen',
base_prefixlen=max_prefixlen)