def _check_routes(self,
cidrs,
table=None,
gateway=None,
metric=None,
scope=None):
table = table or iproute_linux.DEFAULT_TABLE
if not scope:
scope = 'universe' if gateway else 'link'
scope = priv_ip_lib._get_scope_name(scope)
for cidr in cidrs:
ip_version = common_utils.get_ip_version(cidr)
if ip_version == n_cons.IP_VERSION_6 and not metric:
metric = ipdb_routes.IP6_RT_PRIO_USER
if ip_version == n_cons.IP_VERSION_6:
scope = 0
routes = priv_ip_lib.list_ip_routes(self.namespace, ip_version)
for route in routes:
ip = ip_lib.get_attr(route, 'RTA_DST')
mask = route['dst_len']
if not (ip == str(netaddr.IPNetwork(cidr).ip)
and mask == netaddr.IPNetwork(cidr).cidr.prefixlen):
continue
self.assertEqual(table, route['table'])
self.assertEqual(
priv_ip_lib._IP_VERSION_FAMILY_MAP[ip_version],
route['family'])
self.assertEqual(gateway,
ip_lib.get_attr(route, 'RTA_GATEWAY'))
self.assertEqual(metric,
ip_lib.get_attr(route, 'RTA_PRIORITY'))
self.assertEqual(scope, route['scope'])
break
else:
self.fail('CIDR %s not found in the list of routes' % cidr)
def _check_gateway(self, gateway, table=None, metric=None):
table = table or iproute_linux.DEFAULT_TABLE
ip_version = common_utils.get_ip_version(gateway)
if ip_version == n_cons.IP_VERSION_6 and not metric:
metric = ipdb_routes.IP6_RT_PRIO_USER
scope = 0
routes = priv_ip_lib.list_ip_routes(self.namespace, ip_version)
for route in routes:
if not (ip_lib.get_attr(route, 'RTA_GATEWAY') == gateway):
continue
self.assertEqual(table, route['table'])
self.assertEqual(priv_ip_lib._IP_VERSION_FAMILY_MAP[ip_version],
route['family'])
self.assertEqual(gateway, ip_lib.get_attr(route, 'RTA_GATEWAY'))
self.assertEqual(scope, route['scope'])
self.assertEqual(0, route['dst_len'])
self.assertEqual(metric, ip_lib.get_attr(route, 'RTA_PRIORITY'))
break
else:
self.fail('Default gateway %s not found in the list of routes' %
gateway)