def __init__(self, bridge, test_vlans, trunk_iface, event_queue_append):
self._ovs_helper = OvsHelper()
self._logger = get_logger('device_discovery')
self._bridge = bridge
self._test_vlans = test_vlans
self._polling_timer = None
self._fdb_snapshot = None
self._trunk_iface = trunk_iface
self._trunk_ofport = None
self._event_queue_append = event_queue_append
def _create_netns_with_veth_pair(self, index):
ovs = OvsHelper()
iface1 = 'dev%s' % index
iface2 = 'netns0'
vnet = 'vnet%s' % index
ovs.create_veth_pair(iface1, iface2)
ovs._run_shell('sudo ip netns add %s' % vnet)
ovs._run_shell('sudo ip link set %s netns %s' % (iface2, vnet))
ovs._run_shell('sudo ip -n %s addr add 10.1.1.%s/24 dev %s' %
(vnet, index, iface2))
ovs._run_shell('sudo ip -n %s link set %s up' % (vnet, iface2))
def __init__(self, target, tunnel_ip, ovs_bridge):
self._logger = get_logger('daqclient')
self._logger.info('Using target %s', target)
self._channel = grpc.insecure_channel(target)
self._stub = None
self._mac_sessions = {}
self._lock = threading.Lock()
self._tunnel_ip = tunnel_ip
self._endpoint_handler = OvsHelper()
self._ovs_bridge = ovs_bridge
# Assigned VLAN is always set to 0 for non-FOT DAQ Client
self._assigned_vlan = 0
def setup(self):
"""Setup device coupler"""
self._ovs_helper = OvsHelper()
self._network_helper = NetworkHelper(self._trunk_iface,
self._OVS_BRIDGE,
self._test_vlans)
self._network_helper.setup()
self._event_queue = Queue()
self._workers_executor = ThreadPoolExecutor(
max_workers=self._WORKER_COUNT)
self._device_discovery = DeviceDiscovery(self._OVS_BRIDGE,
self._test_vlans,
self._trunk_iface,
self.add_event_to_queue)
self._source_ip = self._ovs_helper.get_interface_ip()
target_str = '%s:%s' % (self._daq_grpc_ip, self._daq_grpc_port)
self._daq_client = DAQClient(target_str, self._source_ip,
self._OVS_BRIDGE)
def test_ovs_bridge_vlan(self):
"""Test adding interfaces to OVS bridge with VLANs"""
ovs = OvsHelper()
bridge = 'test_br'
ovs.delete_ovs_bridge(bridge)
ovs.create_ovs_bridge(bridge)
for index in range(1, 5):
self._create_netns_with_veth_pair(index)
iface = 'dev%s' % index
tag = 200 + index % 2
ovs.add_iface_to_bridge(bridge, iface)
ovs.set_native_vlan(iface, tag)
retcode, _, _ = ovs._run_shell_no_raise(
'sudo ip netns exec vnet1 ping -c 3 10.1.1.3')
self.assertEqual(retcode, 0)
retcode, _, _ = ovs._run_shell_no_raise(
'sudo ip netns exec vnet1 ping -c 3 10.1.1.4')
self.assertEqual(retcode, 1)
for index in range(1, 5):
vnet = 'vnet%s' % index
self._delete_netns(vnet)
ovs.delete_ovs_bridge(bridge)
def __init__(self, trunk_iface, bridge, test_vlans):
self._ovs_helper = OvsHelper()
self._logger = get_logger('networkhelper')
self._trunk_iface = trunk_iface
self._bridge = bridge
self._test_vlans = list(range(test_vlans[0], test_vlans[1] + 1))
def _delete_netns(self, vnet):
ovs = OvsHelper()
ovs._run_shell('sudo ip netns del %s' % vnet)