def test_extract_and_reconstruct_as_path_with_short_as_path(self):
# Input values
in_as_path_value = [[1000, 23456, 3000]]
in_as4_path_value = [[2000, 3000, 4000, 5000]] # longer than AS_PATH
in_aggregator_as_number = 4000
in_aggregator_addr = '10.0.0.1'
# in_as4_aggregator_as_number
# in_as4_aggregator_addr
# Expected values
ex_as_path_value = [[1000, 23456, 3000]]
ex_aggregator_as_number = 4000
ex_aggregator_addr = '10.0.0.1'
# Prepare test data
path_attributes = [
bgp.BGPPathAttributeAsPath(value=in_as_path_value),
bgp.BGPPathAttributeAs4Path(value=in_as4_path_value),
bgp.BGPPathAttributeAggregator(as_number=in_aggregator_as_number,
addr=in_aggregator_addr),
]
# Test
self._test_extract_and_reconstruct_as_path(path_attributes,
ex_as_path_value,
ex_aggregator_as_number,
ex_aggregator_addr)
def test_extract_and_reconstruct_as_path_with_not_trans_as_aggr(self):
# Input values
in_as_path_value = [[1000, 23456, 3000]]
in_as4_path_value = [[2000, 3000]]
in_aggregator_as_number = 4000 # not AS_TRANS
in_aggregator_addr = '10.0.0.1'
in_as4_aggregator_as_number = 4000
in_as4_aggregator_addr = '10.0.0.1'
# Expected values
ex_as_path_value = [[1000, 23456, 3000]]
ex_aggregator_as_number = 4000
ex_aggregator_addr = '10.0.0.1'
# Prepare test data
path_attributes = [
bgp.BGPPathAttributeAsPath(value=in_as_path_value),
bgp.BGPPathAttributeAs4Path(value=in_as4_path_value),
bgp.BGPPathAttributeAggregator(as_number=in_aggregator_as_number,
addr=in_aggregator_addr),
bgp.BGPPathAttributeAs4Aggregator(
as_number=in_as4_aggregator_as_number,
addr=in_as4_aggregator_addr),
]
# Test
self._test_extract_and_reconstruct_as_path(path_attributes,
ex_as_path_value,
ex_aggregator_as_number,
ex_aggregator_addr)
def _test_construct_as_path_attr(self, input_as_path, input_as4_path,
expected_as_path):
# Prepare input data
input_as_path_attr = bgp.BGPPathAttributeAsPath(input_as_path)
input_as4_path_attr = bgp.BGPPathAttributeAs4Path(input_as4_path)
_peer = peer.Peer(None, None, None, None, None)
# TEST
output_as_path_attr = _peer._construct_as_path_attr(
input_as_path_attr, input_as4_path_attr)
eq_(bgp.BGP_ATTR_TYPE_AS_PATH, output_as_path_attr.type)
eq_(expected_as_path, output_as_path_attr.path_seg_list)
def test_json2(self):
withdrawn_routes = [
bgp.BGPWithdrawnRoute(length=0, addr='192.0.2.13'),
bgp.BGPWithdrawnRoute(length=1, addr='192.0.2.13'),
bgp.BGPWithdrawnRoute(length=3, addr='192.0.2.13'),
bgp.BGPWithdrawnRoute(length=7, addr='192.0.2.13'),
bgp.BGPWithdrawnRoute(length=32, addr='192.0.2.13')
]
mp_nlri = [
bgp.LabelledVPNIPAddrPrefix(24,
'192.0.9.0',
route_dist='100:100',
labels=[1, 2, 3]),
bgp.LabelledVPNIPAddrPrefix(26,
'192.0.10.192',
route_dist='10.0.0.1:10000',
labels=[5, 6, 7, 8]),
]
mp_nlri2 = [
bgp.LabelledIPAddrPrefix(24, '192.168.0.0', labels=[1, 2, 3])
]
mp_nlri_v6 = [
bgp.LabelledVPNIP6AddrPrefix(64,
'2001:db8:1111::',
route_dist='200:200',
labels=[1, 2, 3]),
bgp.LabelledVPNIP6AddrPrefix(64,
'2001:db8:2222::',
route_dist='10.0.0.1:10000',
labels=[5, 6, 7, 8]),
]
mp_nlri2_v6 = [
bgp.LabelledIP6AddrPrefix(64, '2001:db8:3333::', labels=[1, 2, 3])
]
communities = [
bgp.BGP_COMMUNITY_NO_EXPORT,
bgp.BGP_COMMUNITY_NO_ADVERTISE,
]
ecommunities = [
bgp.BGPTwoOctetAsSpecificExtendedCommunity(
subtype=1, as_number=65500, local_administrator=3908876543),
bgp.BGPFourOctetAsSpecificExtendedCommunity(
subtype=2, as_number=10000000, local_administrator=59876),
bgp.BGPIPv4AddressSpecificExtendedCommunity(
subtype=3, ipv4_address='192.0.2.1',
local_administrator=65432),
bgp.BGPOpaqueExtendedCommunity(subtype=13, opaque=b'abcdef'),
bgp.BGPEncapsulationExtendedCommunity(subtype=0x0c,
tunnel_type=10),
bgp.BGPEvpnMacMobilityExtendedCommunity(
subtype=0, flags=0xff, sequence_number=0x11223344),
bgp.BGPEvpnEsiLabelExtendedCommunity(subtype=1,
flags=0xff,
label=b'\xFF\xFF\xFF'),
bgp.BGPEvpnEsiLabelExtendedCommunity(subtype=1,
flags=0xff,
mpls_label=0xfffff),
bgp.BGPEvpnEsiLabelExtendedCommunity(subtype=1,
flags=0xff,
vni=0xffffff),
bgp.BGPEvpnEsImportRTExtendedCommunity(
subtype=2, es_import="aa:bb:cc:dd:ee:ff"),
bgp.BGPUnknownExtendedCommunity(type_=99, value=b'abcdefg'),
]
path_attributes = [
bgp.BGPPathAttributeOrigin(value=1),
bgp.BGPPathAttributeAsPath(
value=[[1000], {1001, 1002}, [1003, 1004]]),
bgp.BGPPathAttributeNextHop(value='192.0.2.199'),
bgp.BGPPathAttributeMultiExitDisc(value=2000000000),
bgp.BGPPathAttributeLocalPref(value=1000000000),
bgp.BGPPathAttributeAtomicAggregate(),
bgp.BGPPathAttributeAggregator(as_number=40000, addr='192.0.2.99'),
bgp.BGPPathAttributeCommunities(communities=communities),
bgp.BGPPathAttributeExtendedCommunities(communities=ecommunities),
bgp.BGPPathAttributePmsiTunnel(
pmsi_flags=1,
tunnel_type=PMSI_TYPE_NO_TUNNEL_INFORMATION_PRESENT,
label=b'\xFF\xFF\xFF'),
bgp.BGPPathAttributePmsiTunnel(
pmsi_flags=1,
tunnel_type=PMSI_TYPE_NO_TUNNEL_INFORMATION_PRESENT,
tunnel_id=None),
bgp.BGPPathAttributePmsiTunnel(
pmsi_flags=1,
tunnel_type=PMSI_TYPE_INGRESS_REPLICATION,
mpls_label=0xfffff,
tunnel_id=bgp.PmsiTunnelIdIngressReplication(
tunnel_endpoint_ip="1.1.1.1")),
bgp.BGPPathAttributePmsiTunnel(
pmsi_flags=1,
tunnel_type=PMSI_TYPE_INGRESS_REPLICATION,
vni=0xffffff,
tunnel_id=bgp.PmsiTunnelIdIngressReplication(
tunnel_endpoint_ip="aa:bb:cc::dd:ee:ff")),
bgp.BGPPathAttributePmsiTunnel(
pmsi_flags=1,
tunnel_type=2,
label=b'\xFF\xFF\xFF',
tunnel_id=bgp.PmsiTunnelIdUnknown(value=b'test')),
bgp.BGPPathAttributeAs4Path(
value=[[1000000], {1000001, 1002}, [1003, 1000004]]),
bgp.BGPPathAttributeAs4Aggregator(as_number=100040000,
addr='192.0.2.99'),
bgp.BGPPathAttributeMpReachNLRI(afi=afi.IP,
safi=safi.MPLS_VPN,
next_hop='1.1.1.1',
nlri=mp_nlri),
bgp.BGPPathAttributeMpReachNLRI(afi=afi.IP,
safi=safi.MPLS_LABEL,
next_hop='1.1.1.1',
nlri=mp_nlri2),
bgp.BGPPathAttributeMpReachNLRI(afi=afi.IP6,
safi=safi.MPLS_VPN,
next_hop=['2001:db8::1'],
nlri=mp_nlri_v6),
bgp.BGPPathAttributeMpReachNLRI(
afi=afi.IP6,
safi=safi.MPLS_LABEL,
next_hop=['2001:db8::1', 'fe80::1'],
nlri=mp_nlri2_v6),
bgp.BGPPathAttributeMpUnreachNLRI(afi=afi.IP,
safi=safi.MPLS_VPN,
withdrawn_routes=mp_nlri),
bgp.BGPPathAttributeUnknown(flags=0, type_=100, value=300 * b'bar')
]
nlri = [
bgp.BGPNLRI(length=24, addr='203.0.113.1'),
bgp.BGPNLRI(length=16, addr='203.0.113.0')
]
msg1 = bgp.BGPUpdate(withdrawn_routes=withdrawn_routes,
path_attributes=path_attributes,
nlri=nlri)
jsondict = msg1.to_jsondict()
msg2 = bgp.BGPUpdate.from_jsondict(jsondict['BGPUpdate'])
eq_(str(msg1), str(msg2))