def test_gateway_chassis_for_chassis_not_in_chassis_physnets(self):
# Return True since chassis is not in chassis_physnets
self.chassis_name = 'host-2'
self.assertTrue(
utils.is_gateway_chassis_invalid(self.chassis_name,
self.gw_chassis, self.physnet,
self.chassis_physnets))
def test_gateway_chassis_for_physnet_not_in_chassis_physnets(self):
# Return True since physnet is not in chassis_physnets
self.physnet = 'physical-nw-2'
self.assertTrue(
utils.is_gateway_chassis_invalid(self.chassis_name,
self.gw_chassis, self.physnet,
self.chassis_physnets))
def test_gateway_chassis_due_to_invalid_chassis_name(self):
# Return True since chassis is invalid
self.chassis_name = constants.OVN_GATEWAY_INVALID_CHASSIS
self.assertTrue(
utils.is_gateway_chassis_invalid(self.chassis_name,
self.gw_chassis, self.physnet,
self.chassis_physnets))
def test_gateway_chassis_for_chassis_not_in_gw_chassis_list(self):
# Return True since chassis_name not in gw_chassis
self.gw_chassis = ['host-2']
self.assertTrue(
utils.is_gateway_chassis_invalid(self.chassis_name,
self.gw_chassis, self.physnet,
self.chassis_physnets))
def test_gateway_chassis_for_undefined_physnet(self):
# Return True since physnet is not defined
self.chassis_name = 'host-1'
self.physnet = None
self.assertTrue(
utils.is_gateway_chassis_invalid(self.chassis_name,
self.gw_chassis, self.physnet,
self.chassis_physnets))
def test_gateway_chassis_for_gw_chassis_empty(self):
# Return False if gw_chassis is []
# This condition states that the chassis is valid, has valid
# physnets and there are no gw_chassis present in the system.
self.gw_chassis = []
self.assertFalse(
utils.is_gateway_chassis_invalid(self.chassis_name,
self.gw_chassis, self.physnet,
self.chassis_physnets))
def filter_existing_chassis(self, nb_idl, gw_chassis,
physnet, chassis_physnets,
existing_chassis):
chassis_list = copy.copy(existing_chassis)
for chassis_name in existing_chassis:
if utils.is_gateway_chassis_invalid(chassis_name, gw_chassis,
physnet, chassis_physnets):
LOG.debug("Chassis %(chassis)s is invalid for scheduling "
"router in physnet: %(physnet)s.",
{'chassis': chassis_name,
'physnet': physnet})
chassis_list.remove(chassis_name)
return chassis_list
def get_unhosted_gateways(self, port_physnet_dict, chassis_physnets,
gw_chassis):
unhosted_gateways = []
for lrp in self._tables['Logical_Router_Port'].rows.values():
if not lrp.name.startswith('lrp-'):
continue
physnet = port_physnet_dict.get(lrp.name[len('lrp-'):])
chassis_list = self._get_logical_router_port_gateway_chassis(lrp)
is_max_gw_reached = len(chassis_list) < ovn_const.MAX_GW_CHASSIS
for chassis_name, prio in chassis_list:
# TODO(azbiswas): Handle the case when a chassis is no
# longer valid. This may involve moving conntrack states,
# so it needs to discussed in the OVN community first.
if is_max_gw_reached or utils.is_gateway_chassis_invalid(
chassis_name, gw_chassis, physnet, chassis_physnets):
unhosted_gateways.append(lrp.name)
return unhosted_gateways
def test_gateway_chassis_valid(self):
# Return False, since everything is valid
self.assertFalse(
utils.is_gateway_chassis_invalid(self.chassis_name,
self.gw_chassis, self.physnet,
self.chassis_physnets))