from socket import inet_pton, inet_ntop, AF_INET, AF_INET6
from vpp_ip import DpoProto, INVALID_INDEX, VppIpAddressUnion, \
VppIpMPrefix
-from ipaddress import ip_address, IPv4Network, IPv6Network
+from ipaddress import ip_network, ip_address, IPv4Network, IPv6Network
# from vnet/vnet/mpls/mpls_types.h
MPLS_IETF_MAX_LABEL = 0xfffff
def address_proto(ip_addr):
- if ip_addr.ip_addr.version is 4:
+ if ip_addr.ip_addr.version == 4:
return FibPathProto.FIB_PATH_NH_PROTO_IP4
else:
return FibPathProto.FIB_PATH_NH_PROTO_IP6
-def find_route(test, addr, len, table_id=0):
+def find_route(test, addr, len, table_id=0, sw_if_index=None):
prefix = mk_network(addr, len)
- if 4 is prefix.version:
+ if 4 == prefix.version:
routes = test.vapi.ip_route_dump(table_id, False)
else:
routes = test.vapi.ip_route_dump(table_id, True)
for e in routes:
if table_id == e.route.table_id \
and str(e.route.prefix) == str(prefix):
- return True
+ if not sw_if_index:
+ return True
+ else:
+ # should be only one path if the user is looking
+ # for the interface the route is reachable through
+ if e.route.n_paths != 1:
+ return False
+ else:
+ return (e.route.paths[0].sw_if_index == sw_if_index)
+
return False
text_type(grp_addr),
grp_addr_len)
- if 4 is ip_mprefix.version:
+ if 4 == ip_mprefix.version:
routes = test.vapi.ip_mroute_dump(table_id, False)
else:
routes = test.vapi.ip_mroute_dump(table_id, True)
class VppIpInterfaceAddress(VppObject):
- def __init__(self, test, intf, addr, len):
+ def __init__(self, test, intf, addr, len, bind=None):
self._test = test
self.intf = intf
self.addr = addr
self.len = len
self.prefix = "%s/%d" % (addr, len)
+ self.host_len = ip_network(self.prefix, strict=False).max_prefixlen
+ self.table_id = 0
+ if bind:
+ self.table_id = bind.table.table_id
def add_vpp_config(self):
self._test.vapi.sw_interface_add_del_address(
sw_if_index=self.intf.sw_if_index, prefix=self.prefix,
is_add=1)
self._test.registry.register(self, self._test.logger)
+ return self
def remove_vpp_config(self):
self._test.vapi.sw_interface_add_del_address(
is_add=0)
def query_vpp_config(self):
- return fib_interface_ip_prefix(self._test,
- self.addr,
- self.len,
- self.intf.sw_if_index)
+ # search for the IP address mapping and the two expected
+ # FIB entries
+ v = ip_address(self.addr).version
+
+ if ((v == 4 and self.len < 31) or (v == 6 and self.len < 127)):
+ return (fib_interface_ip_prefix(self._test,
+ self.addr,
+ self.len,
+ self.intf.sw_if_index) &
+ find_route(self._test,
+ self.addr,
+ self.len,
+ table_id=self.table_id,
+ sw_if_index=self.intf.sw_if_index) &
+ find_route(self._test,
+ self.addr,
+ self.host_len,
+ table_id=self.table_id,
+ sw_if_index=self.intf.sw_if_index))
+ else:
+ return (fib_interface_ip_prefix(self._test,
+ self.addr,
+ self.len,
+ self.intf.sw_if_index) &
+ find_route(self._test,
+ self.addr,
+ self.host_len,
+ table_id=self.table_id,
+ sw_if_index=self.intf.sw_if_index))
def object_id(self):
- return "interface-ip-%s-%s" % (self.intf, self.prefix)
+ return "interface-ip-%s-%d-%s" % (self.intf,
+ self.table_id,
+ self.prefix)
class VppIpInterfaceBind(VppObject):
else:
self.intf.set_table_ip4(self.table.table_id)
self._test.registry.register(self, self._test.logger)
+ return self
def remove_vpp_config(self):
if 0 == self.table.table_id: