def test_4_same_nlri_distinct_attributes(self):
# Two routes with same NLRI but distinct attributes should
# not be equal
atts1 = exa.Attributes()
atts1.add(exa.LocalPreference(10))
atts2 = exa.Attributes()
atts2.add(exa.LocalPreference(20))
entry1 = engine.RouteEntry(base.NLRI1, None, atts1)
entry2 = engine.RouteEntry(base.NLRI1, None, atts2)
self.assertNotEqual(entry1, entry2)
def test_5_same_nlri_same_attributes(self):
# Two routes with same NLRI but and same attributes should
# hash to the same values and be equal.
atts1 = exa.Attributes()
atts1.add(exa.LocalPreference(10))
atts2 = exa.Attributes()
atts2.add(exa.LocalPreference(10))
entry1 = engine.RouteEntry(base.NLRI1, None, atts1)
entry2 = engine.RouteEntry(base.NLRI1, None, atts2)
self.assertEqual(hash(entry1), hash(entry2))
self.assertEqual(entry1, entry2)
def test_8_route_entry_set_rts(self):
atts = exa.Attributes()
ecoms = exa.ExtendedCommunities()
ecoms.communities.append(exa.RouteTarget(64512, 1))
ecoms.communities.append(exa.RouteTarget(64512, 2))
ecoms.communities.append(
exa.Encapsulation(exa.Encapsulation.Type.VXLAN))
atts.add(exa.LocalPreference(20))
atts.add(ecoms)
entry = engine.RouteEntry(base.NLRI1, None, atts)
# check that the route_entry object has the RTs we wanted
self.assertIn(exa.RouteTarget(64512, 1), entry.route_targets)
self.assertIn(exa.RouteTarget(64512, 2), entry.route_targets)
# modify the route targets
entry.set_route_targets(
[exa.RouteTarget(64512, 3),
exa.RouteTarget(64512, 1)])
# check that the new RTs have replaced the old ones
self.assertIn(exa.RouteTarget(64512, 1), entry.route_targets)
self.assertIn(exa.RouteTarget(64512, 3), entry.route_targets)
self.assertNotIn(exa.RouteTarget(64512, 2), entry.route_targets)
# also need to check the RTs in the attributes
ecoms = entry.attributes[
exa.Attribute.CODE.EXTENDED_COMMUNITY].communities
self.assertIn(exa.RouteTarget(64512, 1), ecoms)
self.assertIn(exa.RouteTarget(64512, 3), ecoms)
self.assertNotIn(exa.RouteTarget(64512, 2), ecoms)
# check that other communities were preserved
self.assertIn(exa.Encapsulation(exa.Encapsulation.Type.VXLAN), ecoms)
def synthesize_vif_bgp_route(self,
mac_address,
ip_prefix,
plen,
label,
lb_consistent_hash_order,
route_distinguisher=None,
local_pref=None):
rd = route_distinguisher if route_distinguisher else self.instance_rd
route_entry = self.generate_vif_bgp_route(mac_address, ip_prefix, plen,
label, rd)
assert isinstance(route_entry, engine.RouteEntry)
route_entry.attributes.add(self._gen_encap_extended_communities())
route_entry.set_route_targets(self.export_rts)
ecommunities = exa.ExtendedCommunities()
ecommunities.communities.append(
exa.ConsistentHashSortOrder(lb_consistent_hash_order))
route_entry.attributes.add(ecommunities)
route_entry.attributes.add(
exa.LocalPreference(local_pref or DEFAULT_LOCAL_PREF))
self.log.debug("Synthesized Vif route entry: %s", route_entry)
return route_entry
def _new_route_event(self, event_type, nlri, rts, source, nh, lp=0,
replaced_route_entry=None,
afi=exa.AFI(exa.AFI.ipv4),
safi=exa.SAFI(exa.SAFI.mpls_vpn),
**kwargs):
attributes = exa.Attributes()
attributes.add(exa.NextHop(nh))
attributes.add(exa.LocalPreference(lp))
if 'rtrecords' in kwargs:
ecoms = exa.ExtendedCommunities()
ecoms.communities += kwargs['rtrecords']
attributes.add(ecoms)
route_event = engine.RouteEvent(event_type,
engine.RouteEntry(nlri, rts,
attributes, source),
source)
route_event.set_replaced_route(replaced_route_entry)
LOG.info("*** Emitting event to %s: %s",
self.event_target_worker, route_event)
self.event_target_worker._on_event(route_event)
return route_event
def test_9_route_entry_rts_as_init_param(self):
atts = exa.Attributes()
ecoms = exa.ExtendedCommunities()
ecoms.communities.append(
exa.Encapsulation(exa.Encapsulation.Type.VXLAN))
atts.add(exa.LocalPreference(20))
atts.add(ecoms)
rts = [exa.RouteTarget(64512, 1), exa.RouteTarget(64512, 2)]
entry = engine.RouteEntry(base.NLRI1, rts, atts)
self.assertIn(exa.RouteTarget(64512, 1), entry.route_targets)
self.assertIn(exa.RouteTarget(64512, 2), entry.route_targets)
ecoms = entry.attributes[
exa.Attribute.CODE.EXTENDED_COMMUNITY].communities
self.assertIn(exa.RouteTarget(64512, 1), ecoms)
self.assertIn(exa.RouteTarget(64512, 2), ecoms)
self.assertIn(exa.Encapsulation(exa.Encapsulation.Type.VXLAN), ecoms)