def test100_EVPNMACHashEqual(self):
'''
Two indistinct EVPN NLRI should
hash to the same value, and be equal
'''
nlri1 = EVPNMAC(
RouteDistinguisher.fromElements("42.42.42.42", 5),
ESI(),
EthernetTag(111),
MAC("01:02:03:04:05:06"),
6 * 8,
Labels([42], True),
IP.create("1.1.1.1"),
)
nlri2 = EVPNMAC(
RouteDistinguisher.fromElements("42.42.42.42", 5),
ESI(),
EthernetTag(111),
MAC("01:02:03:04:05:06"),
6 * 8,
Labels([42], True),
IP.create("1.1.1.1"),
)
self.assertEqual(hash(nlri1), hash(nlri2))
self.assertEqual(nlri1, nlri2)
def test99_EVPNMACCreatePackUnpack(self):
'''Test pack/unpack for E-VPN MAC routes'''
nlri = EVPNMAC(
RouteDistinguisher.fromElements("42.42.42.42", 5),
ESI(),
EthernetTag(111),
MAC("01:02:03:04:05:06"),
6 * 8,
Labels([42], True),
IP.create("1.1.1.1"),
)
packed = nlri.pack()
unpacked, leftover = EVPN.unpack_nlri(AFI.l2vpn, SAFI.evpn, packed,
OUT.UNSET, None)
self.assertEqual(0, len(leftover))
# TODO: compare packed with a reference encoding verified
# as conformant with RFC7432
self.assertTrue(isinstance(unpacked, EVPNMAC))
self.assertEqual("42.42.42.42:5", unpacked.rd._str())
self.assertEqual(ESI.DEFAULT, unpacked.esi.esi)
self.assertEqual(EthernetTag(111), unpacked.etag)
self.assertEqual(MAC("01:02:03:04:05:06"), unpacked.mac)
self.assertEqual(IP.create("1.1.1.1"), unpacked.ip)
self.assertEqual(1, len(unpacked.label.labels))
self.assertEqual(42, unpacked.label.labels[0])
def test101_EVPNHashEqual_somefieldsvary(self):
'''
Two EVPN MAC NLRIs differing by their ESI or label or RD,
or nexthop, but otherwise identical should hash to the same value,
and be equal
'''
nlri0 = EVPNMAC(RouteDistinguisher.fromElements("42.42.42.42",
5), ESI(),
EthernetTag(111), MAC("01:02:03:04:05:06"), 6 * 8,
Labels([42], True), IP.create("1.1.1.1"))
# Esi
nlri1 = EVPNMAC(RouteDistinguisher.fromElements("42.42.42.42", 5),
ESI(['1' for _ in range(0, 10)]), EthernetTag(111),
MAC("01:02:03:04:05:06"), 6 * 8, Labels([42], True),
IP.create("1.1.1.1"))
# label
nlri2 = EVPNMAC(RouteDistinguisher.fromElements("42.42.42.42",
5), ESI(),
EthernetTag(111), MAC("01:02:03:04:05:06"), 6 * 8,
Labels([4444], True), IP.create("1.1.1.1"))
# IP: different IPs, but same MACs: different route
nlri3 = EVPNMAC(RouteDistinguisher.fromElements("42.42.42.42",
5), ESI(),
EthernetTag(111), MAC("01:02:03:04:05:06"), 6 * 8,
Labels([42], True), IP.create("2.2.2.2"))
# with a next hop...
nlri4 = EVPNMAC(RouteDistinguisher.fromElements("42.42.42.42",
5), ESI(),
EthernetTag(111), MAC("01:02:03:04:05:06"), 6 * 8,
Labels([42], True), IP.create("1.1.1.1"),
IP.pton("10.10.10.10"))
nlri5 = EVPNMAC(RouteDistinguisher.fromElements("42.42.42.42",
5), ESI(),
EthernetTag(111), MAC("01:02:03:04:05:06"), 6 * 8,
Labels([42], True), IP.create("1.1.1.1"),
IP.pton("11.11.11.11"))
self.assertEqual(hash(nlri0), hash(nlri1))
self.assertEqual(hash(nlri0), hash(nlri2))
self.assertEqual(hash(nlri0), hash(nlri4))
self.assertEqual(nlri0, nlri1)
self.assertEqual(nlri0, nlri2)
self.assertEqual(nlri0, nlri4)
self.assertEqual(nlri1, nlri2)
self.assertEqual(nlri1, nlri4)
self.assertEqual(nlri2, nlri4)
self.assertEqual(nlri4, nlri5)
self.assertNotEqual(hash(nlri0), hash(nlri3))
self.assertNotEqual(nlri0, nlri3)
self.assertNotEqual(nlri1, nlri3)
self.assertNotEqual(nlri2, nlri3)
self.assertNotEqual(nlri3, nlri4)