def setUp(self):
super(TrunkManagerTestCase, self).setUp()
trunk_id = uuidutils.generate_uuid()
self.tester = self.useFixture(
conn_testers.OVSTrunkConnectionTester(
self.net1_cidr, utils.gen_trunk_br_name(trunk_id)))
self.trunk_manager = trunk_manager.TrunkManager(
self.tester.bridge)
self.trunk = trunk_manager.TrunkParentPort(
trunk_id, uuidutils.generate_uuid())
def _set_trunk_metadata(self, trunk_bridge, port, trunk_id, subport_ids):
"""Set trunk metadata in OVS port for trunk parent port."""
# update the parent port external_ids to store the trunk bridge
# name, trunk id and subport ids so we can easily remove the trunk
# bridge and service ports once this port is removed
trunk_bridge = trunk_bridge or ovs_lib.OVSBridge(
utils.gen_trunk_br_name(trunk_id))
port = port or self._get_parent_port(trunk_bridge)
port['external_ids']['bridge_name'] = trunk_bridge.br_name
port['external_ids']['trunk_id'] = trunk_id
port['external_ids']['subport_ids'] = jsonutils.dumps(subport_ids)
trunk_bridge.set_db_attribute(
'Interface', port['name'], 'external_ids', port['external_ids'])
def setUp(self):
super(SubPortTestCase, self).setUp()
trunk_id = uuidutils.generate_uuid()
port_id = uuidutils.generate_uuid()
port_mac = net.get_random_mac('fa:16:3e:00:00:00'.split(':'))
trunk_bridge_name = utils.gen_trunk_br_name(trunk_id)
trunk_bridge = self.useFixture(
net_helpers.OVSTrunkBridgeFixture(trunk_bridge_name)).bridge
segmentation_id = helpers.get_not_used_vlan(
trunk_bridge, VLAN_RANGE)
self.subport = trunk_manager.SubPort(
trunk_id, port_id, port_mac, segmentation_id)
self.subport.bridge = trunk_bridge
self.br_int = self.useFixture(net_helpers.OVSBridgeFixture()).bridge
def test_ovs_bridge_name_set_when_trunk_bound(self):
helpers.register_ovs_agent(host=helpers.HOST)
with self.port() as port:
trunk_port_id = port['port']['id']
trunk_req = {'port_id': trunk_port_id,
'tenant_id': 'test_tenant',
'sub_ports': []}
trunk_res = self.trunk_plugin.create_trunk(self.context,
{'trunk': trunk_req})
port['port'][pb.HOST_ID] = helpers.HOST
bound_port = self.core_plugin.update_port(self.context,
trunk_port_id, port)
self.assertEqual(
utils.gen_trunk_br_name(trunk_res['id']),
bound_port[pb.VIF_DETAILS][pb.VIF_DETAILS_BRIDGE_NAME])
def get_connected_subports_for_trunk(self, trunk_id):
"""Return the list of subports present on the trunk bridge."""
bridge = ovs_lib.OVSBridge(utils.gen_trunk_br_name(trunk_id))
if not bridge.bridge_exists(bridge.br_name):
return []
try:
ports = bridge.get_ports_attributes(
'Interface', columns=['name', 'external_ids'])
return [
self.trunk_manager.get_port_uuid_from_external_ids(port)
for port in ports if is_subport(port['name'])
]
except (RuntimeError, tman.TrunkManagerError) as e:
LOG.error("Failed to get subports for bridge %(bridge)s: "
"%(err)s", {'bridge': bridge.br_name, 'err': e})
return []
def create_vlan_aware_vm(self, trunk_network, vlan_networks):
"""Create a fake machine with one untagged port and subports
according vlan_networks parameter.
:param trunk_network: Instance of Network where trunk port should be
created.
:param vlan_networks: List of Network instances where subports should
be created.
"""
trunk_parent_port = self.safe_client.create_port(
self.tenant_id, trunk_network.id)
vlan_subports = [
self.safe_client.create_port(self.tenant_id, vlan_network.id,
mac_address=trunk_parent_port['mac_address'])
for vlan_network in vlan_networks]
trunk = self.safe_client.create_trunk(
self.tenant_id,
name='mytrunk',
port_id=trunk_parent_port['id'],
sub_ports=[
{'port_id': vlan_subport['id'],
'segmentation_type': 'vlan',
'segmentation_id': vlan_network.tag}
for vlan_subport, vlan_network in zip(vlan_subports,
vlan_networks)
],
)
vm = self.useFixture(
machine.FakeFullstackTrunkMachine(
trunk,
self.host,
trunk_network.id,
self.tenant_id,
self.safe_client,
neutron_port=trunk_parent_port,
bridge_name=trunk_ovs_utils.gen_trunk_br_name(trunk['id'])))
for port, vlan_network in zip(vlan_subports, vlan_networks):
ip_network = make_ip_network(port, vlan_network.network)
vm.add_vlan_interface(
port['mac_address'], ip_network, vlan_network.tag)
vm.block_until_boot()
return vm
def _update_trunk_metadata(self, trunk_bridge, port,
trunk_id, subport_ids, wire=True):
"""Update trunk metadata.
:param trunk_bridge: OVS trunk bridge.
:param port: OVS parent port.
:param trunk_id: trunk ID.
:param subport_ids: subports affecting the metadata.
:param wire: if True subport_ids are added, otherwise removed.
"""
trunk_bridge = trunk_bridge or ovs_lib.OVSBridge(
utils.gen_trunk_br_name(trunk_id))
port = port or self._get_parent_port(trunk_bridge)
_port_id, _trunk_id, old_subports = self._get_trunk_metadata(port)
if wire:
new_subports = set(old_subports) | set(subport_ids)
else:
new_subports = set(old_subports) - set(subport_ids)
self._set_trunk_metadata(trunk_bridge, port, trunk_id, new_subports)
def manages_this_trunk(self, trunk_id):
"""True if this OVSDB handler manages trunk based on given ID."""
bridge_name = utils.gen_trunk_br_name(trunk_id)
return ovs_lib.BaseOVS().bridge_exists(bridge_name)
def __init__(self, trunk_id):
name = utils.gen_trunk_br_name(trunk_id)
super(TrunkBridge, self).__init__(name)
def vif_details_bridge_name_handler(resource, event, set_br_name,
payload=None):
"""If port is a trunk port, generate a bridge_name for its vif_details."""
port = payload.metadata['port']
if 'trunk_details' in port:
set_br_name(utils.gen_trunk_br_name(port['trunk_details']['trunk_id']))
def vif_details_bridge_name_handler(resource, event, set_br_name, **kwargs):
"""If port is a trunk port, generate a bridge_name for its vif_details."""
port = kwargs["port"]
if "trunk_details" in port:
set_br_name(utils.gen_trunk_br_name(port["trunk_details"]["trunk_id"]))
def vif_details_bridge_name_handler(resource, event, set_br_name, **kwargs):
"""If port is a trunk port, generate a bridge_name for its vif_details."""
port = kwargs['port']
if 'trunk_details' in port:
set_br_name(utils.gen_trunk_br_name(port['trunk_details']['trunk_id']))
def vif_details_bridge_name_handler(resource, event, set_br_name, **kwargs):
"""If port is a trunk port, generate a bridge_name for its vif_details."""
port = kwargs['port']
if 'trunk_details' in port:
set_br_name(utils.gen_trunk_br_name(port['trunk_details']['trunk_id']))
def __init__(self, trunk_id):
name = utils.gen_trunk_br_name(trunk_id)
super(TrunkBridge, self).__init__(name)
