A set of Neutron drivers for the VMware NSX.
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# Copyright 2013 OpenStack Foundation.
#
# Licensed under the Apache License, Version 2.0 (the "License");
# you may not use this file except in compliance with the License.
# You may obtain a copy of the License at
#
# http://www.apache.org/licenses/LICENSE-2.0
#
# Unless required by applicable law or agreed to in writing, software
# distributed under the License is distributed on an "AS IS" BASIS,
# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or
# implied.
# See the License for the specific language governing permissions and
# limitations under the License.
from eventlet import greenthread
import mock
from neutron.tests import base
import six
from vmware_nsx.neutron.plugins.vmware.vshield.common import (
constants as vcns_const)
from vmware_nsx.neutron.plugins.vmware.vshield.tasks import (
constants as ts_const)
from vmware_nsx.neutron.plugins.vmware.vshield.tasks import tasks as ts
from vmware_nsx.neutron.plugins.vmware.vshield import vcns_driver
from vmware_nsx.tests.unit import vmware
from vmware_nsx.tests.unit.vmware.vshield import fake_vcns
VCNS_CONFIG_FILE = vmware.get_fake_conf("vcns.ini.test")
ts.TaskManager.set_default_interval(100)
class VcnsDriverTaskManagerTestCase(base.BaseTestCase):
def setUp(self):
super(VcnsDriverTaskManagerTestCase, self).setUp()
self.manager = ts.TaskManager()
self.manager.start(100)
def tearDown(self):
self.manager.stop()
# Task manager should not leave running threads around
# if _thread is None it means it was killed in stop()
self.assertIsNone(self.manager._thread)
super(VcnsDriverTaskManagerTestCase, self).tearDown()
def _test_task_manager_task_process_state(self, sync_exec=False):
def _task_failed(task, reason):
task.userdata['result'] = False
task.userdata['error'] = reason
def _check_state(task, exp_state):
if not task.userdata.get('result', True):
return False
state = task.userdata['state']
if state != exp_state:
msg = "state %d expect %d" % (
state, exp_state)
_task_failed(task, msg)
return False
task.userdata['state'] = state + 1
return True
def _exec(task):
if not _check_state(task, 1):
return ts_const.TaskStatus.ERROR
if task.userdata['sync_exec']:
return ts_const.TaskStatus.COMPLETED
else:
return ts_const.TaskStatus.PENDING
def _status(task):
if task.userdata['sync_exec']:
_task_failed(task, "_status callback triggered")
state = task.userdata['state']
if state == 3:
_check_state(task, 3)
return ts_const.TaskStatus.PENDING
else:
_check_state(task, 4)
return ts_const.TaskStatus.COMPLETED
def _result(task):
if task.userdata['sync_exec']:
exp_state = 3
else:
exp_state = 5
_check_state(task, exp_state)
def _start_monitor(task):
_check_state(task, 0)
def _executed_monitor(task):
_check_state(task, 2)
def _result_monitor(task):
if task.userdata['sync_exec']:
exp_state = 4
else:
exp_state = 6
if _check_state(task, exp_state):
task.userdata['result'] = True
else:
task.userdata['result'] = False
userdata = {
'state': 0,
'sync_exec': sync_exec
}
task = ts.Task('name', 'res', _exec, _status, _result, userdata)
task.add_start_monitor(_start_monitor)
task.add_executed_monitor(_executed_monitor)
task.add_result_monitor(_result_monitor)
self.manager.add(task)
task.wait(ts_const.TaskState.RESULT)
self.assertTrue(userdata['result'])
def test_task_manager_task_sync_exec_process_state(self):
self._test_task_manager_task_process_state(sync_exec=True)
def test_task_manager_task_async_exec_process_state(self):
self._test_task_manager_task_process_state(sync_exec=False)
def test_task_manager_task_ordered_process(self):
def _task_failed(task, reason):
task.userdata['result'] = False
task.userdata['error'] = reason
def _exec(task):
task.userdata['executed'] = True
return ts_const.TaskStatus.PENDING
def _status(task):
return ts_const.TaskStatus.COMPLETED
def _result(task):
next_task = task.userdata.get('next')
if next_task:
if next_task.userdata.get('executed'):
_task_failed(next_task, "executed premature")
if task.userdata.get('result', True):
task.userdata['result'] = True
tasks = []
prev = None
last_task = None
for i in range(5):
name = "name-%d" % i
task = ts.Task(name, 'res', _exec, _status, _result, {})
tasks.append(task)
if prev:
prev.userdata['next'] = task
prev = task
last_task = task
for task in tasks:
self.manager.add(task)
last_task.wait(ts_const.TaskState.RESULT)
for task in tasks:
self.assertTrue(task.userdata['result'])
def test_task_manager_task_parallel_process(self):
tasks = []
def _exec(task):
task.userdata['executed'] = True
return ts_const.TaskStatus.PENDING
def _status(task):
for t in tasks:
if not t.userdata.get('executed'):
t.userdata['resut'] = False
return ts_const.TaskStatus.COMPLETED
def _result(task):
if (task.userdata.get('result') is None and
task.status == ts_const.TaskStatus.COMPLETED):
task.userdata['result'] = True
else:
task.userdata['result'] = False
for i in range(5):
name = "name-%d" % i
res = 'resource-%d' % i
task = ts.Task(name, res, _exec, _status, _result, {})
tasks.append(task)
self.manager.add(task)
for task in tasks:
task.wait(ts_const.TaskState.RESULT)
self.assertTrue(task.userdata['result'])
def _test_task_manager_stop(self, exec_wait=False, result_wait=False,
stop_wait=0):
def _exec(task):
if exec_wait:
greenthread.sleep(0.01)
return ts_const.TaskStatus.PENDING
def _status(task):
greenthread.sleep(0.01)
return ts_const.TaskStatus.PENDING
def _result(task):
if result_wait:
greenthread.sleep(0)
pass
manager = ts.TaskManager().start(100)
manager.stop()
# Task manager should not leave running threads around
# if _thread is None it means it was killed in stop()
self.assertIsNone(manager._thread)
manager.start(100)
alltasks = {}
for i in range(100):
res = 'res-%d' % i
tasks = []
for i in range(100):
task = ts.Task('name', res, _exec, _status, _result)
manager.add(task)
tasks.append(task)
alltasks[res] = tasks
greenthread.sleep(stop_wait)
manager.stop()
# Task manager should not leave running threads around
# if _thread is None it means it was killed in stop()
self.assertIsNone(manager._thread)
for res, tasks in six.iteritems(alltasks):
for task in tasks:
self.assertEqual(task.status, ts_const.TaskStatus.ABORT)
def test_task_manager_stop_1(self):
self._test_task_manager_stop(True, True, 0)
def test_task_manager_stop_2(self):
self._test_task_manager_stop(True, True, 1)
def test_task_manager_stop_3(self):
self._test_task_manager_stop(False, False, 0)
def test_task_manager_stop_4(self):
self._test_task_manager_stop(False, False, 1)
def test_task_pending_task(self):
def _exec(task):
task.userdata['executing'] = True
while not task.userdata['tested']:
greenthread.sleep(0)
task.userdata['executing'] = False
return ts_const.TaskStatus.COMPLETED
userdata = {
'executing': False,
'tested': False
}
manager = ts.TaskManager().start(100)
task = ts.Task('name', 'res', _exec, userdata=userdata)
manager.add(task)
while not userdata['executing']:
greenthread.sleep(0)
self.assertTrue(manager.has_pending_task())
userdata['tested'] = True
while userdata['executing']:
greenthread.sleep(0)
self.assertFalse(manager.has_pending_task())
class VcnsDriverTestCase(base.BaseTestCase):
def vcns_patch(self):
instance = self.mock_vcns.start()
instance.return_value.deploy_edge.side_effect = self.fc.deploy_edge
instance.return_value.get_edge_id.side_effect = self.fc.get_edge_id
instance.return_value.get_edge_deploy_status.side_effect = (
self.fc.get_edge_deploy_status)
instance.return_value.delete_edge.side_effect = self.fc.delete_edge
instance.return_value.update_interface.side_effect = (
self.fc.update_interface)
instance.return_value.get_nat_config.side_effect = (
self.fc.get_nat_config)
instance.return_value.update_nat_config.side_effect = (
self.fc.update_nat_config)
instance.return_value.delete_nat_rule.side_effect = (
self.fc.delete_nat_rule)
instance.return_value.get_edge_status.side_effect = (
self.fc.get_edge_status)
instance.return_value.get_edges.side_effect = self.fc.get_edges
instance.return_value.update_routes.side_effect = (
self.fc.update_routes)
instance.return_value.create_lswitch.side_effect = (
self.fc.create_lswitch)
instance.return_value.delete_lswitch.side_effect = (
self.fc.delete_lswitch)
def setUp(self):
super(VcnsDriverTestCase, self).setUp()
self.config_parse(args=['--config-file', VCNS_CONFIG_FILE])
self.fc = fake_vcns.FakeVcns()
self.mock_vcns = mock.patch(vmware.VCNS_NAME, autospec=True)
self.vcns_patch()
self.addCleanup(self.fc.reset_all)
self.vcns_driver = vcns_driver.VcnsDriver(self)
self.edge_id = None
self.result = None
def tearDown(self):
self.vcns_driver.task_manager.stop()
# Task manager should not leave running threads around
# if _thread is None it means it was killed in stop()
self.assertIsNone(self.vcns_driver.task_manager._thread)
super(VcnsDriverTestCase, self).tearDown()
def _deploy_edge(self):
task = self.vcns_driver.deploy_edge(
'router-id', 'myedge', 'internal-network', {}, wait_for_exec=True)
self.assertEqual(self.edge_id, 'edge-1')
task.wait(ts_const.TaskState.RESULT)
return task
def edge_deploy_started(self, task):
self.edge_id = task.userdata['edge_id']
def edge_deploy_started_sync(self, context, edge_id, name, router_id,
dist):
pass
def edge_deploy_result(self, task):
if task.status == ts_const.TaskStatus.COMPLETED:
task.userdata['jobdata']['edge_deploy_result'] = True
def edge_deploy_result_sync(self, context, edge_id, name, router_id,
dist, deploy_successful):
pass
def edge_delete_result(self, task):
if task.status == ts_const.TaskStatus.COMPLETED:
task.userdata['jobdata']['edge_delete_result'] = True
def snat_create_result(self, task):
if task.status == ts_const.TaskStatus.COMPLETED:
task.userdata['jobdata']['snat_create_result'] = True
def snat_delete_result(self, task):
if task.status == ts_const.TaskStatus.COMPLETED:
task.userdata['jobdata']['snat_delete_result'] = True
def dnat_create_result(self, task):
if task.status == ts_const.TaskStatus.COMPLETED:
task.userdata['jobdata']['dnat_create_result'] = True
def dnat_delete_result(self, task):
if task.status == ts_const.TaskStatus.COMPLETED:
task.userdata['jobdata']['dnat_delete_result'] = True
def nat_update_result(self, task):
if task.status == ts_const.TaskStatus.COMPLETED:
task.userdata['jobdata']['nat_update_result'] = True
def routes_update_result(self, task):
if task.status == ts_const.TaskStatus.COMPLETED:
task.userdata['jobdata']['routes_update_result'] = True
def interface_update_result(self, task):
if task.status == ts_const.TaskStatus.COMPLETED:
task.userdata['jobdata']['interface_update_result'] = True
def test_deploy_edge_with_async(self):
jobdata = {}
task = self.vcns_driver.deploy_edge(
'router-id', 'myedge', 'internal-network', jobdata=jobdata,
wait_for_exec=True)
self.assertEqual(self.edge_id, 'edge-1')
task.wait(ts_const.TaskState.RESULT)
self.assertEqual(task.status, ts_const.TaskStatus.COMPLETED)
self.assertTrue(jobdata.get('edge_deploy_result'))
def test_deploy_edge_with_sync(self):
jobdata = {"context": "fake_context",
"router_id": "fake_router_id"}
self.vcns_driver.deploy_edge(
'router-id', 'myedge', 'internal-network', jobdata=jobdata,
wait_for_exec=True, async=False)
status = self.vcns_driver.get_edge_status('edge-1')
self.assertEqual(status, vcns_const.RouterStatus.ROUTER_STATUS_ACTIVE)
def test_deploy_edge_fail(self):
task1 = self.vcns_driver.deploy_edge(
'router-1', 'myedge', 'internal-network', {}, wait_for_exec=True)
task2 = self.vcns_driver.deploy_edge(
'router-2', 'myedge', 'internal-network', {}, wait_for_exec=True)
task1.wait(ts_const.TaskState.RESULT)
task2.wait(ts_const.TaskState.RESULT)
self.assertEqual(task2.status, ts_const.TaskStatus.ERROR)
def test_get_edge_status(self):
self._deploy_edge()
status = self.vcns_driver.get_edge_status(self.edge_id)
self.assertEqual(status, vcns_const.RouterStatus.ROUTER_STATUS_ACTIVE)
def test_get_edges(self):
self._deploy_edge()
edges = self.vcns_driver.get_edges_statuses()
found = False
for edge_id, status in six.iteritems(edges):
if edge_id == self.edge_id:
found = True
break
self.assertTrue(found)
def _create_nat_rule(self, edge_id, action, org, translated):
jobdata = {}
if action == 'snat':
task = self.vcns_driver.create_snat_rule(
'router-id', edge_id, org, translated, jobdata=jobdata)
key = 'snat_create_result'
else:
task = self.vcns_driver.create_dnat_rule(
'router-id', edge_id, org, translated, jobdata=jobdata)
key = 'dnat_create_result'
task.wait(ts_const.TaskState.RESULT)
self.assertTrue(jobdata.get(key))
def _delete_nat_rule(self, edge_id, action, addr):
jobdata = {}
if action == 'snat':
task = self.vcns_driver.delete_snat_rule(
'router-id', edge_id, addr, jobdata=jobdata)
key = 'snat_delete_result'
else:
task = self.vcns_driver.delete_dnat_rule(
'router-id', edge_id, addr, jobdata=jobdata)
key = 'dnat_delete_result'
task.wait(ts_const.TaskState.RESULT)
self.assertTrue(jobdata.get(key))
def _test_create_nat_rule(self, action):
self._deploy_edge()
addr = '192.168.1.1'
translated = '10.0.0.1'
self._create_nat_rule(self.edge_id, action, addr, translated)
natcfg = self.vcns_driver.get_nat_config(self.edge_id)
for rule in natcfg['rules']['natRulesDtos']:
if (rule['originalAddress'] == addr and
rule['translatedAddress'] == translated and
rule['action'] == action):
break
else:
self.assertTrue(False)
def _test_delete_nat_rule(self, action):
self._deploy_edge()
addr = '192.168.1.1'
translated = '10.0.0.1'
self._create_nat_rule(self.edge_id, action, addr, translated)
if action == 'snat':
self._delete_nat_rule(self.edge_id, action, addr)
else:
self._delete_nat_rule(self.edge_id, action, translated)
natcfg = self.vcns_driver.get_nat_config(self.edge_id)
for rule in natcfg['rules']['natRulesDtos']:
if (rule['originalAddress'] == addr and
rule['translatedAddress'] == translated and
rule['action'] == action):
self.assertTrue(False)
break
def test_create_snat_rule(self):
self._test_create_nat_rule('snat')
def test_delete_snat_rule(self):
self._test_delete_nat_rule('snat')
def test_create_dnat_rule(self):
self._test_create_nat_rule('dnat')
def test_delete_dnat_rule(self):
self._test_delete_nat_rule('dnat')
def test_update_nat_rules(self):
self._deploy_edge()
jobdata = {}
snats = [{
'src': '192.168.1.0/24',
'translated': '10.0.0.1'
}, {
'src': '192.168.2.0/24',
'translated': '10.0.0.2'
}, {
'src': '192.168.3.0/24',
'translated': '10.0.0.3'
}
]
dnats = [{
'dst': '100.0.0.4',
'translated': '192.168.1.1'
}, {
'dst': '100.0.0.5',
'translated': '192.168.2.1'
}
]
task = self.vcns_driver.update_nat_rules(
'router-id', self.edge_id, snats, dnats, jobdata=jobdata)
task.wait(ts_const.TaskState.RESULT)
self.assertTrue(jobdata.get('nat_update_result'))
natcfg = self.vcns_driver.get_nat_config(self.edge_id)
rules = natcfg['rules']['natRulesDtos']
self.assertEqual(len(rules), 2 * len(dnats) + len(snats))
self.natEquals(rules[0], dnats[0])
self.natEquals(rules[1], self.snat_for_dnat(dnats[0]))
self.natEquals(rules[2], dnats[1])
self.natEquals(rules[3], self.snat_for_dnat(dnats[1]))
self.natEquals(rules[4], snats[0])
self.natEquals(rules[5], snats[1])
self.natEquals(rules[6], snats[2])
def snat_for_dnat(self, dnat):
return {
'src': dnat['translated'],
'translated': dnat['dst']
}
def natEquals(self, rule, exp):
addr = exp.get('src')
if not addr:
addr = exp.get('dst')
self.assertEqual(rule['originalAddress'], addr)
self.assertEqual(rule['translatedAddress'], exp['translated'])
def test_update_routes(self):
self._deploy_edge()
jobdata = {}
routes = [{
'cidr': '192.168.1.0/24',
'nexthop': '169.254.2.1'
}, {
'cidr': '192.168.2.0/24',
'nexthop': '169.254.2.1'
}, {
'cidr': '192.168.3.0/24',
'nexthop': '169.254.2.1'
}
]
task = self.vcns_driver.update_routes(
'router-id', self.edge_id, '10.0.0.1', routes, jobdata=jobdata)
task.wait(ts_const.TaskState.RESULT)
self.assertTrue(jobdata.get('routes_update_result'))
def test_update_interface(self):
self._deploy_edge()
self.vcns_driver.update_interface(
'router-id', self.edge_id, vcns_const.EXTERNAL_VNIC_INDEX,
'network-id', address='100.0.0.3', netmask='255.255.255.0')
def test_delete_edge(self):
self._deploy_edge()
jobdata = {}
task = self.vcns_driver.delete_edge(
'router-id', self.edge_id, jobdata=jobdata)
task.wait(ts_const.TaskState.RESULT)
self.assertTrue(jobdata.get('edge_delete_result'))
def test_create_lswitch(self):
tz_config = [{
'transport_zone_uuid': 'tz-uuid'
}]
lswitch = self.vcns_driver.create_lswitch('lswitch', tz_config)
self.assertEqual(lswitch['display_name'], 'lswitch')
self.assertEqual(lswitch['type'], 'LogicalSwitchConfig')
self.assertIn('uuid', lswitch)
def test_delete_lswitch(self):
tz_config = {
'transport_zone_uuid': 'tz-uuid'
}
lswitch = self.vcns_driver.create_lswitch('lswitch', tz_config)
self.vcns_driver.delete_lswitch(lswitch['uuid'])