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
text_type = str
-class MRouteItfFlags:
- MFIB_ITF_FLAG_NONE = 0
- MFIB_ITF_FLAG_NEGATE_SIGNAL = 1
- MFIB_ITF_FLAG_ACCEPT = 2
- MFIB_ITF_FLAG_FORWARD = 4
- MFIB_ITF_FLAG_SIGNAL_PRESENT = 8
- MFIB_ITF_FLAG_INTERNAL_COPY = 16
-
-
-class MRouteEntryFlags:
- MFIB_ENTRY_FLAG_NONE = 0
- MFIB_ENTRY_FLAG_SIGNAL = 1
- MFIB_ENTRY_FLAG_DROP = 2
- MFIB_ENTRY_FLAG_CONNECTED = 4
- MFIB_ENTRY_FLAG_INHERIT_ACCEPT = 8
-
-
class FibPathProto:
FIB_PATH_NH_PROTO_IP4 = 0
FIB_PATH_NH_PROTO_IP6 = 1
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)
def __init__(self,
test,
table_id,
- is_ip6=0):
+ is_ip6=0,
+ register=True):
self._test = test
self.table_id = table_id
self.is_ip6 = is_ip6
+ self.register = register
def add_vpp_config(self):
self._test.vapi.ip_table_add_del(is_add=1,
table={'is_ip6': self.is_ip6,
'table_id': self.table_id})
- self._test.registry.register(self, self._test.logger)
+ if self.register:
+ self._test.registry.register(self, self._test.logger)
return self
def remove_vpp_config(self):
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(
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-%d-%s" % (self.intf,
+ self.table_id,
+ self.prefix)
+
+
+class VppIp6LinkLocalAddress(VppObject):
+
+ def __init__(self, test, intf, addr):
+ self._test = test
+ self.intf = intf
+ self.addr = addr
+
+ def add_vpp_config(self):
+ self._test.vapi.sw_interface_ip6_set_link_local_address(
+ sw_if_index=self.intf.sw_if_index, ip=self.addr)
+ self._test.registry.register(self, self._test.logger)
+ return self
+
+ def remove_vpp_config(self):
+ # link locals can't be removed, only changed
+ pass
+
+ def query_vpp_config(self):
+ # no API to query
+ return False
def object_id(self):
- return "interface-ip-%s-%s" % (self.intf, self.prefix)
+ return "ip6-link-local-%s-%s" % (self.intf, self.addr)
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:
return "interface-bind-%s-%s" % (self.intf, self.table)
-class VppMplsLabel(object):
+class VppMplsLabel:
def __init__(self, value, mode=MplsLspMode.PIPE, ttl=64, exp=0):
self.value = value
self.mode = mode
return not (self == other)
-class VppFibPathNextHop(object):
+class VppFibPathNextHop:
def __init__(self, addr,
via_label=MPLS_LABEL_INVALID,
next_hop_id=INVALID_INDEX):
self.obj_id == other.obj_id)
-class VppRoutePath(object):
+class VppRoutePath:
def __init__(
self,
return c[0][self.stats_index]
+class VppIpRouteV2(VppObject):
+ """
+ IP Route V2
+ """
+
+ def __init__(self, test, dest_addr,
+ dest_addr_len, paths, table_id=0,
+ register=True, src=0):
+ self._test = test
+ self.paths = paths
+ self.table_id = table_id
+ self.prefix = mk_network(dest_addr, dest_addr_len)
+ self.register = register
+ self.stats_index = None
+ self.modified = False
+ self.src = src
+
+ self.encoded_paths = []
+ for path in self.paths:
+ self.encoded_paths.append(path.encode())
+
+ def __eq__(self, other):
+ if self.table_id == other.table_id and \
+ self.prefix == other.prefix:
+ return True
+ return False
+
+ def modify(self, paths):
+ self.paths = paths
+ self.encoded_paths = []
+ for path in self.paths:
+ self.encoded_paths.append(path.encode())
+ self.modified = True
+
+ self._test.vapi.ip_route_add_del_v2(route={'table_id': self.table_id,
+ 'prefix': self.prefix,
+ 'src': self.src,
+ 'n_paths': len(
+ self.encoded_paths),
+ 'paths': self.encoded_paths,
+ },
+ is_add=1,
+ is_multipath=0)
+
+ def add_vpp_config(self):
+ r = self._test.vapi.ip_route_add_del_v2(
+ route={'table_id': self.table_id,
+ 'prefix': self.prefix,
+ 'n_paths': len(self.encoded_paths),
+ 'paths': self.encoded_paths,
+ 'src': self.src,
+ },
+ is_add=1,
+ is_multipath=0)
+ self.stats_index = r.stats_index
+ if self.register:
+ self._test.registry.register(self, self._test.logger)
+ return self
+
+ def remove_vpp_config(self):
+ # there's no need to issue different deletes for modified routes
+ # we do this only to test the two different ways to delete routes
+ # eiter by passing all the paths to remove and mutlipath=1 or
+ # passing no paths and multipath=0
+ if self.modified:
+ self._test.vapi.ip_route_add_del_v2(
+ route={'table_id': self.table_id,
+ 'prefix': self.prefix,
+ 'src': self.src,
+ 'n_paths': len(
+ self.encoded_paths),
+ 'paths': self.encoded_paths},
+ is_add=0,
+ is_multipath=1)
+ else:
+ self._test.vapi.ip_route_add_del_v2(
+ route={'table_id': self.table_id,
+ 'prefix': self.prefix,
+ 'src': self.src,
+ 'n_paths': 0},
+ is_add=0,
+ is_multipath=0)
+
+ def query_vpp_config(self):
+ return find_route(self._test,
+ self.prefix.network_address,
+ self.prefix.prefixlen,
+ self.table_id)
+
+ def object_id(self):
+ return ("%s:table-%d-%s" % (
+ 'ip6-route' if self.prefix.version == 6 else 'ip-route',
+ self.table_id,
+ self.prefix))
+
+ def get_stats_to(self):
+ c = self._test.statistics.get_counter("/net/route/to")
+ return c[0][self.stats_index]
+
+ def get_stats_via(self):
+ c = self._test.statistics.get_counter("/net/route/via")
+ return c[0][self.stats_index]
+
+
class VppIpMRoute(VppObject):
"""
IP Multicast Route
for path in self.paths:
self.encoded_paths.append(path.encode())
+ def encode(self, paths=None):
+ _paths = self.encoded_paths if paths is None else paths
+ return {'table_id': self.table_id,
+ 'entry_flags': self.e_flags,
+ 'rpf_id': self.rpf_id,
+ 'prefix': self.prefix.encode(),
+ 'n_paths': len(_paths),
+ 'paths': _paths,
+ }
+
def add_vpp_config(self):
- r = self._test.vapi.ip_mroute_add_del(self.table_id,
- self.prefix.encode(),
- self.e_flags,
- self.rpf_id,
- self.encoded_paths,
+ r = self._test.vapi.ip_mroute_add_del(route=self.encode(),
+ is_multipath=1,
is_add=1)
self.stats_index = r.stats_index
self._test.registry.register(self, self._test.logger)
return self
def remove_vpp_config(self):
- self._test.vapi.ip_mroute_add_del(self.table_id,
- self.prefix.encode(),
- self.e_flags,
- self.rpf_id,
- self.encoded_paths,
+ self._test.vapi.ip_mroute_add_del(route=self.encode(),
+ is_multipath=1,
is_add=0)
def update_entry_flags(self, flags):
self.e_flags = flags
- self._test.vapi.ip_mroute_add_del(self.table_id,
- self.prefix.encode(),
- self.e_flags,
- self.rpf_id,
- [],
+ self._test.vapi.ip_mroute_add_del(route=self.encode(paths=[]),
+ is_multipath=1,
is_add=1)
def update_rpf_id(self, rpf_id):
self.rpf_id = rpf_id
- self._test.vapi.ip_mroute_add_del(self.table_id,
- self.prefix.encode(),
- self.e_flags,
- self.rpf_id,
- [],
+ self._test.vapi.ip_mroute_add_del(route=self.encode(paths=[]),
+ is_multipath=1,
is_add=1)
def update_path_flags(self, itf, flags):
for p in range(len(self.paths)):
if self.paths[p].nh_itf == itf:
self.paths[p].nh_i_flags = flags
- self.encoded_paths[p] = self.paths[p].encode()
- break
+ self.encoded_paths[p] = self.paths[p].encode()
+ break
- self._test.vapi.ip_mroute_add_del(self.table_id,
- self.prefix.encode(),
- self.e_flags,
- self.rpf_id,
- [self.encoded_paths[p]],
- is_add=1,
- is_multipath=0)
+ self._test.vapi.ip_mroute_add_del(
+ route=self.encode(
+ paths=[self.encoded_paths[p]]),
+ is_add=1,
+ is_multipath=0)
def query_vpp_config(self):
return find_mroute(self._test,
return c[0][self.stats_index]
-class VppMFibSignal(object):
+class VppMFibSignal:
def __init__(self, test, route, interface, packet):
self.route = route
self.interface = interface
Code Review / vpp.git / blobdiff