def test_delete_neutron_ports(self):
port1 = ovs_lib.VifPort('tap1234', 1, uuidutils.generate_uuid(),
'ca:fe:de:ad:be:ef', 'br')
port2 = ovs_lib.VifPort('tap5678', 2, uuidutils.generate_uuid(),
'ca:ee:de:ad:be:ef', 'br')
self.mox.StubOutWithMock(self.br, 'get_vif_ports')
self.br.get_vif_ports().AndReturn([port1, port2])
self.mox.StubOutWithMock(self.br, 'delete_port')
self.br.delete_port('tap1234')
self.br.delete_port('tap5678')
self.mox.ReplayAll()
self.br.delete_ports(all_ports=False)
self.mox.VerifyAll()
def test_delete_neutron_ports(self):
port1 = ovs_lib.VifPort('tap1234', 1, uuidutils.generate_uuid(),
'ca:fe:de:ad:be:ef', 'br')
port2 = ovs_lib.VifPort('tap5678', 2, uuidutils.generate_uuid(),
'ca:ee:de:ad:be:ef', 'br')
with mock.patch.object(self.br,
'get_vif_ports',
return_value=[port1, port2]) as get_ports:
with mock.patch.object(self.br, 'delete_port') as delete_port:
self.br.delete_ports(all_ports=False)
get_ports.assert_called_once_with()
delete_port.assert_has_calls(
[mock.call('tap1234'), mock.call('tap5678')])
def test_collect_neutron_ports(self):
port1 = ovs_lib.VifPort('tap1234', 1, uuidutils.generate_uuid(),
'11:22:33:44:55:66', 'br')
port2 = ovs_lib.VifPort('tap5678', 2, uuidutils.generate_uuid(),
'77:88:99:aa:bb:cc', 'br')
port3 = ovs_lib.VifPort('tap90ab', 3, uuidutils.generate_uuid(),
'99:00:aa:bb:cc:dd', 'br')
ports = [[port1, port2], [port3]]
portnames = [p.port_name for p in itertools.chain(*ports)]
with mock.patch('neutron.agent.linux.ovs_lib.OVSBridge') as ovs:
ovs.return_value.get_vif_ports.side_effect = ports
bridges = ['br-int', 'br-ex']
ret = util.collect_neutron_ports(bridges)
self.assertEqual(ret, portnames)
def _setup_mock(self):
vif_ports = [
ovs_lib.VifPort('port1', '1', 'id-1', 'mac-1', self.agent.int_br),
ovs_lib.VifPort('port2', '2', 'id-2', 'mac-2', self.agent.int_br)
]
self.get_vif_ports = mock.patch.object(ovs_lib.OVSBridge,
'get_vif_ports',
return_value=vif_ports).start()
self.update_ports = mock.patch.object(nec_neutron_agent.NECPluginApi,
'update_ports').start()
self.prepare_devices_filter = mock.patch.object(
self.agent.sg_agent, 'prepare_devices_filter').start()
self.remove_devices_filter = mock.patch.object(
self.agent.sg_agent, 'remove_devices_filter').start()
def create_ovs_vif_port(self, iface_id=None, mac=None,
iface_field='iface-id'):
if iface_id is None:
iface_id = base.get_rand_name()
if mac is None:
mac = base.get_rand_name()
attrs = ('external_ids', {iface_field: iface_id, 'attached-mac': mac})
port_name, ofport = self.create_ovs_port(attrs)
return ovs_lib.VifPort(port_name, ofport, iface_id, mac, self.br)
def _get_external_port(self, name):
# exclude vif ports
external_ids = self.db_get_map("Interface", name, "external_ids")
if external_ids:
return
# exclude tunnel ports
options = self.db_get_map("Interface", name, "options")
if "remote_ip" in options:
return
ofport = self.get_ofport(name)
return ovs_lib.VifPort(name, ofport, None, None, self)
def create_ovs_vif_port(self,
iface_id=None,
mac=None,
iface_field='iface-id'):
if iface_id is None:
iface_id = base.get_rand_name()
if mac is None:
mac = base.get_rand_name()
attrs = {
'external_ids:%s' % iface_field: iface_id,
'external_ids:attached-mac': mac
}
port_name, ofport = self.create_ovs_port(*attrs.items())
return ovs_lib.VifPort(port_name, ofport, iface_id, mac, self.br)
def _test_report_state(self, fail_mode):
log_mocked = mock.patch.object(nec_neutron_agent, 'LOG')
log_patched = log_mocked.start()
def record_state(*args, **kwargs):
self.record_calls.append(copy.deepcopy(args))
if fail_mode:
raise Exception()
self.record_calls = []
self.num_ports_hist = []
state_rpc = self.state_rpc_api.return_value
state_rpc.report_state.side_effect = record_state
dummy_vif = ovs_lib.VifPort('port1', '1', 'id-1', 'mac-1', None)
self.state_rpc_api.assert_called_once_with('q-plugin')
self.assertTrue('start_flag' in self.agent.agent_state)
self._check_report_state([], 0, fail_mode, first=True)
self._check_report_state([dummy_vif] * 2, 2, fail_mode)
self._check_report_state([dummy_vif] * 5, 5, fail_mode)
self._check_report_state([], 0, fail_mode)
print 'record_state', self.record_calls
print 'num_ports_hist', self.num_ports_hist
# Since loopingcall start is mocked, call_count is same as
# the call count of check_report_state.
self.assertEqual(state_rpc.report_state.call_count, 4)
self.assertEqual(len(self.record_calls), 4)
for i, x in enumerate(
itertools.izip(self.record_calls, self.num_ports_hist)):
rec, num_ports = x
expected_state = {
'binary': 'neutron-nec-agent',
'host': 'dummy-host',
'topic': 'N/A',
'configurations': {
'devices': 0
},
'agent_type': 'NEC plugin agent'
}
expected_state['configurations']['devices'] = num_ports
if i == 0 or fail_mode:
expected_state['start_flag'] = True
self.assertEqual(expected_state, rec[1])
self.assertEqual(fail_mode, log_patched.exception.called)
def test_vifport(self):
"""Create and stringify vif port, confirm no exceptions."""
pname = "vif1.0"
ofport = 5
vif_id = uuidutils.generate_uuid()
mac = "ca:fe:de:ad:be:ef"
# test __init__
port = ovs_lib.VifPort(pname, ofport, vif_id, mac, self.br)
self.assertEqual(port.port_name, pname)
self.assertEqual(port.ofport, ofport)
self.assertEqual(port.vif_id, vif_id)
self.assertEqual(port.vif_mac, mac)
self.assertEqual(port.switch.br_name, self.BR_NAME)
# test __str__
str(port)
def test_update_ports_returns_changed_vlan(self):
br = ovs_lib.OVSBridge('br-int', 'sudo')
mac = "ca:fe:de:ad:be:ef"
port = ovs_lib.VifPort(1, 1, 1, mac, br)
lvm = ovs_neutron_agent.LocalVLANMapping(
1, '1', None, 1, {port.vif_id: port})
local_vlan_map = {'1': lvm}
vif_port_set = set([1, 3])
registered_ports = set([1, 2])
port_tags_dict = {1: []}
expected = dict(
added=set([3]), current=vif_port_set,
removed=set([2]), updated=set([1])
)
with mock.patch.dict(self.agent.local_vlan_map, local_vlan_map):
actual = self.mock_scan_ports(
vif_port_set, registered_ports, port_tags_dict=port_tags_dict)
self.assertEqual(expected, actual)
def test_port_update(self):
with contextlib.nested(
mock.patch.object(ovs_lib.OVSBridge, 'get_vif_port_by_id'),
mock.patch.object(self.sg_agent, 'refresh_firewall')
) as (get_vif_port_by_id, refresh_firewall):
context = mock.Mock()
vifport = ovs_lib.VifPort('port1', '1', 'id-1', 'mac-1',
self.agent.int_br)
# The OVS port does not exist.
get_vif_port_by_id.return_value = None
port = {'id': 'update-port-1'}
self.callback_nvsd.port_update(context, port=port)
self.assertEqual(get_vif_port_by_id.call_count, 1)
self.assertFalse(refresh_firewall.call_count)
# The OVS port exists but no security group is associated.
get_vif_port_by_id.return_value = vifport
port = {'id': 'update-port-1'}
self.callback_nvsd.port_update(context, port=port)
self.assertEqual(get_vif_port_by_id.call_count, 2)
self.assertFalse(refresh_firewall.call_count)
# The OVS port exists but a security group is associated.
get_vif_port_by_id.return_value = vifport
port = {'id': 'update-port-1',
ext_sg.SECURITYGROUPS: ['default']}
self.callback_nvsd.port_update(context, port=port)
self.assertEqual(get_vif_port_by_id.call_count, 3)
self.assertEqual(refresh_firewall.call_count, 1)
get_vif_port_by_id.return_value = None
port = {'id': 'update-port-1',
ext_sg.SECURITYGROUPS: ['default']}
self.callback_nvsd.port_update(context, port=port)
self.assertEqual(get_vif_port_by_id.call_count, 4)
self.assertEqual(refresh_firewall.call_count, 1)
from neutron.agent.linux import ovs_lib
from neutron.openstack.common import log
from neutron.plugins.common import constants as p_const
from neutron.plugins.openvswitch.agent import ovs_neutron_agent
from neutron.plugins.openvswitch.common import constants
from neutron.tests import base
# Useful global dummy variables.
NET_UUID = '3faeebfe-5d37-11e1-a64b-000c29d5f0a7'
LS_ID = 42
LV_ID = 42
LV_IDS = [42, 43]
VIF_ID = '404deaec-5d37-11e1-a64b-000c29d5f0a8'
VIF_MAC = '3c:09:24:1e:78:23'
OFPORT_NUM = 1
VIF_PORT = ovs_lib.VifPort('port', OFPORT_NUM, VIF_ID, VIF_MAC, 'switch')
VIF_PORTS = {VIF_ID: VIF_PORT}
LVM = ovs_neutron_agent.LocalVLANMapping(LV_ID, 'gre', None, LS_ID, VIF_PORTS)
LVM_FLAT = ovs_neutron_agent.LocalVLANMapping(LV_ID, 'flat', 'net1', LS_ID,
VIF_PORTS)
LVM_VLAN = ovs_neutron_agent.LocalVLANMapping(LV_ID, 'vlan', 'net1', LS_ID,
VIF_PORTS)
FIXED_IPS = [{'subnet_id': 'my-subnet-uuid', 'ip_address': '1.1.1.1'}]
VM_DEVICE_OWNER = "compute:None"
TUN_OFPORTS = {p_const.TYPE_GRE: {'ip1': '11', 'ip2': '12'}}
BCAST_MAC = "01:00:00:00:00:00/01:00:00:00:00:00"
UCAST_MAC = "00:00:00:00:00:00/01:00:00:00:00:00"
def test_daemon_loop(self):
def state_check(index):
self.assertEqual(len(self.vif_ports_scenario[index]),
len(self.agent.cur_ports))
# Fake time.sleep to stop the infinite loop in daemon_loop()
self.sleep_count = 0
def sleep_mock(*args, **kwargs):
state_check(self.sleep_count)
self.sleep_count += 1
if self.sleep_count >= DAEMON_LOOP_COUNT:
raise RuntimeError()
vif_ports = [
ovs_lib.VifPort('port1', '1', 'id-1', 'mac-1', self.agent.int_br),
ovs_lib.VifPort('port2', '2', 'id-2', 'mac-2', self.agent.int_br)
]
self.vif_ports_scenario = [[], [], vif_ports[0:1], vif_ports[0:2],
vif_ports[1:2], []]
# Ensure vif_ports_scenario is longer than DAEMON_LOOP_COUNT
if len(self.vif_ports_scenario) < DAEMON_LOOP_COUNT:
self.vif_ports_scenario.extend(
[] for _i in moves.xrange(DAEMON_LOOP_COUNT -
len(self.vif_ports_scenario)))
with contextlib.nested(
mock.patch.object(time, 'sleep', side_effect=sleep_mock),
mock.patch.object(ovs_lib.OVSBridge, 'get_vif_ports'),
mock.patch.object(nec_neutron_agent.NECPluginApi,
'update_ports'),
mock.patch.object(self.agent.sg_agent,
'prepare_devices_filter'),
mock.patch.object(
self.agent.sg_agent,
'remove_devices_filter')) as (sleep, get_vif_potrs,
update_ports,
prepare_devices_filter,
remove_devices_filter):
get_vif_potrs.side_effect = self.vif_ports_scenario
with testtools.ExpectedException(RuntimeError):
self.agent.daemon_loop()
self.assertEqual(update_ports.call_count, 4)
self.assertEqual(sleep.call_count, DAEMON_LOOP_COUNT)
agent_id = 'nec-q-agent.dummy-host'
expected = [
mock.call(mock.ANY, agent_id, OVS_DPID_0X, [{
'id': 'id-1',
'mac': 'mac-1',
'port_no': '1'
}], []),
mock.call(mock.ANY, agent_id, OVS_DPID_0X, [{
'id': 'id-2',
'mac': 'mac-2',
'port_no': '2'
}], []),
mock.call(mock.ANY, agent_id, OVS_DPID_0X, [], ['id-1']),
mock.call(mock.ANY, agent_id, OVS_DPID_0X, [], ['id-2'])
]
update_ports.assert_has_calls(expected)
expected = [mock.call(['id-1']), mock.call(['id-2'])]
self.assertEqual(prepare_devices_filter.call_count, 2)
prepare_devices_filter.assert_has_calls(expected)
self.assertEqual(remove_devices_filter.call_count, 2)
remove_devices_filter.assert_has_calls(expected)
sleep.assert_called_with(self.agent.polling_interval)
