def test_update_v6_message_adds_route(self):
path_attributes = {
"as_path" : "65032 65011 65002",
"origin" : "EGP",
"mp_reach_nlri" : {
"next_hop" : [
IP6Address.from_string("2001:db8:1::242:ac11:2"),
IP6Address.from_string("fe80::42:acff:fe11:2"),
],
"nlri" : [
IP6Prefix.from_string("2001:db4::/127"),
]
}
}
route_attributes = {
"prefix" : IP6Prefix.from_string("2001:db4::/127"),
"next_hop" : IP6Address.from_string("2001:db8:1::242:ac11:2"),
"as_path" : "65032 65011 65002",
"origin" : "EGP"
}
message = BgpUpdateMessage([], path_attributes, [])
self.state_machine.event(EventMessageReceived(message), self.tick)
self.assertEqual(self.state_machine.state, "established")
self.assertEqual(self.state_machine.route_updates.qsize(), 1)
self.assertEqual(self.state_machine.route_updates.get(), RouteAddition(**route_attributes))
def test_add_route_adds_route(self):
self.beka.add_route("10.1.0.0/16", "192.168.1.3")
self.assertEqual(self.beka.routes_to_advertise[0],
RouteAddition(
prefix=IPPrefix.from_string("10.1.0.0/16"),
next_hop=IPAddress.from_string("192.168.1.3"),
as_path="",
origin="IGP"
)
)
def test_keepalive_message_sends_all_routes_v6(self):
self.tick += 3600
self.state_machine.routes_to_advertise = [
RouteAddition(
IP6Prefix.from_string("2001:db4::/127"),
IP6Address.from_string("2001:db1::1"),
"",
"IGP"
),
RouteAddition(
IP6Prefix.from_string("2001:db5::/127"),
IP6Address.from_string("2001:db1::1"),
"",
"IGP"
),
RouteAddition(
IP6Prefix.from_string("2001:db6::/127"),
IP6Address.from_string("2001:db1::2"),
"",
"IGP"
)
]
message = BgpKeepaliveMessage()
self.state_machine.event(EventMessageReceived(message), self.tick)
self.assertEqual(self.state_machine.state, "established")
self.assertTrue(self.state_machine.timers["hold"].running())
self.assertFalse(self.state_machine.timers["hold"].expired(self.tick))
self.assertEqual(self.state_machine.output_messages.qsize(), 2)
first_update = self.state_machine.output_messages.get()
second_update = self.state_machine.output_messages.get()
self.assertTrue(isinstance(first_update, BgpUpdateMessage))
self.assertTrue(isinstance(second_update, BgpUpdateMessage))
self.assertEqual(first_update.path_attributes["mp_reach_nlri"]["next_hop"], [IP6Address.from_string("2001:db1::1")])
self.assertEqual(first_update.path_attributes["mp_reach_nlri"]["nlri"], [
IP6Prefix.from_string("2001:db4::/127"),
IP6Prefix.from_string("2001:db5::/127")
])
self.assertEqual(second_update.path_attributes["mp_reach_nlri"]["next_hop"], [IP6Address.from_string("2001:db1::2")])
self.assertEqual(second_update.path_attributes["mp_reach_nlri"]["nlri"], [
IP6Prefix.from_string("2001:db6::/127")
])
def test_keepalive_message_sends_all_routes(self):
self.tick += 3600
self.state_machine.routes_to_advertise = [
RouteAddition(
IP4Prefix.from_string("10.0.0.0/8"),
IP4Address.from_string("192.168.1.33"),
"",
"IGP"
),
RouteAddition(
IP4Prefix.from_string("192.168.64.0/23"),
IP4Address.from_string("192.168.1.33"),
"",
"IGP"
),
RouteAddition(
IP4Prefix.from_string("192.168.128.0/23"),
IP4Address.from_string("192.168.1.34"),
"",
"IGP"
)
]
message = BgpKeepaliveMessage()
self.state_machine.event(EventMessageReceived(message), self.tick)
self.assertEqual(self.state_machine.state, "established")
self.assertTrue(self.state_machine.timers["hold"].running())
self.assertFalse(self.state_machine.timers["hold"].expired(self.tick))
self.assertEqual(self.state_machine.output_messages.qsize(), 2)
first_update = self.state_machine.output_messages.get()
second_update = self.state_machine.output_messages.get()
self.assertTrue(isinstance(first_update, BgpUpdateMessage))
self.assertTrue(isinstance(second_update, BgpUpdateMessage))
self.assertEqual(first_update.path_attributes["next_hop"], IP4Address.from_string("192.168.1.33"))
self.assertEqual(first_update.nlri, [
IP4Prefix.from_string("10.0.0.0/8"),
IP4Prefix.from_string("192.168.64.0/23")
])
self.assertEqual(second_update.path_attributes["next_hop"], IP4Address.from_string("192.168.1.34"))
self.assertEqual(second_update.nlri, [
IP4Prefix.from_string("192.168.128.0/23")
])
def test_update_message_adds_route(self):
path_attributes = {
"next_hop" : IP4Address.from_string("5.4.3.2"),
"as_path" : "65032 65011 65002",
"origin" : "EGP"
}
route_attributes = {
"prefix" : IP4Prefix.from_string("192.168.0.0/16"),
"next_hop" : IP4Address.from_string("5.4.3.2"),
"as_path" : "65032 65011 65002",
"origin" : "EGP"
}
message = BgpUpdateMessage([], path_attributes, [IP4Prefix.from_string("192.168.0.0/16")])
self.state_machine.event(EventMessageReceived(message), self.tick)
self.assertEqual(self.state_machine.state, "established")
self.assertEqual(self.state_machine.route_updates.qsize(), 1)
self.assertEqual(self.state_machine.route_updates.get(), RouteAddition(**route_attributes))