예제 #1
0
    def test_host_disconnected_event(self):
        self.__mock_service_get_all_by_topic()
        backedUp_libvirt = connection.libvirt
        connection.libvirt = libvirt
        try:
            compute_id = '1'
            virtConnection = LibvirtConnection(False)
            vmHost = VmHost()
            vmHost.id = compute_id
            vmHost.set_virtualMachineIds([])
            InventoryCacheManager.update_object_in_cache(compute_id, vmHost)
#            virtConnection.setUuid('34353438-3934-434e-3738-313630323543'
#                                   )
            virtConnection._wrapped_conn = None
            virtConnection.compute_rmcontext = \
                ComputeRMContext(rmType='KVM',
                                 rmIpAddress='10.10.155.165',
                                 rmUserName='******',
                                 rmPassword='******')
            cachedHost = VmHost()
            cachedHost.id = compute_id
            cachedHost.connectionState = Constants.VMHOST_CONNECTED
            self.mox.StubOutWithMock(InventoryCacheManager,
                                     'get_object_from_cache')
            self.mox.StubOutWithMock(
                InventoryCacheManager, 'get_compute_conn_driver')

            InventoryCacheManager.get_compute_conn_driver(
                self.libvirtVmHost.compute_id,
                Constants.VmHost).AndReturn(fake.get_connection())

            InventoryCacheManager.get_object_from_cache(
                compute_id,
                Constants.VmHost).AndReturn(cachedHost)
            self.mox.StubOutWithMock(api, 'vm_host_save')

            api.vm_host_save(mox.IgnoreArg(),
                             mox.IgnoreArg()).MultipleTimes().AndReturn(None)
            self.mox.ReplayAll()
            libvirtEvents = LibvirtEvents()
            libvirtVmHost = LibvirtVmHost(
                virtConnection._wrapped_conn, compute_id, libvirtEvents)
            libvirtVmHost.processUpdates()
            self.assertEquals(libvirtVmHost.vmHost.get_connectionState(),
                              Constants.VMHOST_DISCONNECTED)
            self.assertEquals(len(test_notifier.NOTIFICATIONS), 1)
            msg = test_notifier.NOTIFICATIONS[0]
            self.assertEquals(msg['priority'], notifier_api.CRITICAL)
            event_type = \
                event_metadata.get_EventMetaData(
                    event_metadata.EVENT_TYPE_HOST_DISCONNECTED)
            self.assertEquals(msg['event_type'],
                              event_type.get_event_fully_qal_name())
            payload = msg['payload']
            self.assertEquals(payload['entity_type'], 'VmHost')
            self.assertEquals(payload['entity_id'],
                              libvirtVmHost.compute_id)
        finally:
            connection.libvirt = backedUp_libvirt
예제 #2
0
    def test_host_disconnected_event(self):
        self.__mock_service_get_all_by_topic()
        backedUp_libvirt = connection.libvirt
        connection.libvirt = libvirt
        try:
            compute_id = '1'
            virtConnection = LibvirtConnection(False)
            vmHost = VmHost()
            vmHost.id = compute_id
            vmHost.set_virtualMachineIds([])
            InventoryCacheManager.update_object_in_cache(compute_id, vmHost)
            #            virtConnection.setUuid('34353438-3934-434e-3738-313630323543'
            #                                   )
            virtConnection._wrapped_conn = None
            virtConnection.compute_rmcontext = \
                ComputeRMContext(rmType='KVM',
                                 rmIpAddress='10.10.155.165',
                                 rmUserName='******',
                                 rmPassword='******')
            cachedHost = VmHost()
            cachedHost.id = compute_id
            cachedHost.connectionState = Constants.VMHOST_CONNECTED
            self.mox.StubOutWithMock(InventoryCacheManager,
                                     'get_object_from_cache')
            self.mox.StubOutWithMock(InventoryCacheManager,
                                     'get_compute_conn_driver')

            InventoryCacheManager.get_compute_conn_driver(
                self.libvirtVmHost.compute_id,
                Constants.VmHost).AndReturn(fake.get_connection())

            InventoryCacheManager.get_object_from_cache(
                compute_id, Constants.VmHost).AndReturn(cachedHost)
            self.mox.StubOutWithMock(api, 'vm_host_save')

            api.vm_host_save(mox.IgnoreArg(),
                             mox.IgnoreArg()).MultipleTimes().AndReturn(None)
            self.mox.ReplayAll()
            libvirtEvents = LibvirtEvents()
            libvirtVmHost = LibvirtVmHost(virtConnection._wrapped_conn,
                                          compute_id, libvirtEvents)
            libvirtVmHost.processUpdates()
            self.assertEquals(libvirtVmHost.vmHost.get_connectionState(),
                              Constants.VMHOST_DISCONNECTED)
            self.assertEquals(len(test_notifier.NOTIFICATIONS), 1)
            msg = test_notifier.NOTIFICATIONS[0]
            self.assertEquals(msg['priority'], notifier_api.CRITICAL)
            event_type = \
                event_metadata.get_EventMetaData(
                    event_metadata.EVENT_TYPE_HOST_DISCONNECTED)
            self.assertEquals(msg['event_type'],
                              event_type.get_event_fully_qal_name())
            payload = msg['payload']
            self.assertEquals(payload['entity_type'], 'VmHost')
            self.assertEquals(payload['entity_id'], libvirtVmHost.compute_id)
        finally:
            connection.libvirt = backedUp_libvirt
예제 #3
0
class test_LibvirtVmHost(unittest.TestCase):

    def setUp(self):
        self.connection = LibvirtConnection(False)
        vmHost = VmHost()
        vmHost.set_virtualMachineIds([])

        rm_context = ComputeRMContext(
            rmType='QEMU', rmIpAddress='10.10.155.165',
            rmUserName='******',
            rmPassword='******')

        InventoryCacheManager.update_object_in_cache('1', vmHost)
        InventoryCacheManager.get_all_compute_inventory()['1'] = \
            ComputeInventory(rm_context)

        self.connection._wrapped_conn = libvirt.open('qemu:///system')
        libvirtEvents = LibvirtEvents()
        self.libvirtVmHost = LibvirtVmHost(
            self.connection._wrapped_conn, '1', libvirtEvents)
        self.connection.compute_rmcontext = rm_context
        self.mock = mox.Mox()
        cfg.CONF.set_override('healthnmon_notification_drivers',
                              ['healthnmon.notifier.log_notifier'])

    def test_ProcessUpdates(self):
        self.mock.StubOutWithMock(api, 'vm_host_save')

        api.vm_host_save(mox.IgnoreArg(),
                         mox.IgnoreArg()).MultipleTimes().AndReturn(None)
        self.mock.ReplayAll()
        self.assertEquals(self.libvirtVmHost.processUpdates(), None)
        host = InventoryCacheManager.get_object_from_cache(
            '1', Constants.VmHost)
        self.assertEquals(
            '34353438-3934-434e-3738-313630323543', host.get_uuid())
        self.assertEquals('1', host.get_id())
        self.assertEquals('ubuntu164.vmm.hp.com', host.get_name())
        self.mock.stubs.UnsetAll()

    def test_ProcessUpdatesException(self):
        self.mock.StubOutWithMock(api, 'vm_host_save')

        api.vm_host_save(mox.IgnoreArg(),
                         mox.IgnoreArg()).MultipleTimes().AndReturn(None)
        libvirtEvents = LibvirtEvents()
        mock_libvirtVmHost = LibvirtVmHost(self.connection, '1', libvirtEvents)
        self.mock.StubOutWithMock(mock_libvirtVmHost, '_mapHostProperties')
        mock_libvirtVmHost._mapHostProperties().AndRaise(Exception)
        self.mock.ReplayAll()
        self.assertEquals(self.libvirtVmHost.processUpdates(), None)
        self.assertRaises(Exception, LibvirtVmHost)
        self.mock.stubs.UnsetAll()

    def tearDown(self):
        cfg.CONF.set_override('healthnmon_notification_drivers', None)
예제 #4
0
class test_LibvirtVmHost(unittest.TestCase):

    def setUp(self):
        self.connection = LibvirtConnection(False)
        vmHost = VmHost()
        vmHost.set_virtualMachineIds([])

        rm_context = ComputeRMContext(
            rmType='QEMU', rmIpAddress='10.10.155.165',
            rmUserName='******',
            rmPassword='******')

        InventoryCacheManager.update_object_in_cache('1', vmHost)
        InventoryCacheManager.get_all_compute_inventory()['1'] = \
            ComputeInventory(rm_context)

        self.connection._wrapped_conn = libvirt.open('qemu:///system')
        libvirtEvents = LibvirtEvents()
        self.libvirtVmHost = LibvirtVmHost(
            self.connection._wrapped_conn, '1', libvirtEvents)
        self.connection.compute_rmcontext = rm_context
        self.mock = mox.Mox()
        cfg.CONF.set_override('healthnmon_notification_drivers',
                              ['healthnmon.notifier.log_notifier'])

    def test_ProcessUpdates(self):
        self.mock.StubOutWithMock(api, 'vm_host_save')

        api.vm_host_save(mox.IgnoreArg(),
                         mox.IgnoreArg()).MultipleTimes().AndReturn(None)
        self.mock.ReplayAll()
        self.assertEquals(self.libvirtVmHost.processUpdates(), None)
        host = InventoryCacheManager.get_object_from_cache(
            '1', Constants.VmHost)
        self.assertEquals(
            '34353438-3934-434e-3738-313630323543', host.get_uuid())
        self.assertEquals('1', host.get_id())
        self.assertEquals('ubuntu164.vmm.hp.com', host.get_name())
        self.mock.stubs.UnsetAll()

    def test_ProcessUpdatesException(self):
        self.mock.StubOutWithMock(api, 'vm_host_save')

        api.vm_host_save(mox.IgnoreArg(),
                         mox.IgnoreArg()).MultipleTimes().AndReturn(None)
        libvirtEvents = LibvirtEvents()
        mock_libvirtVmHost = LibvirtVmHost(self.connection, '1', libvirtEvents)
        self.mock.StubOutWithMock(mock_libvirtVmHost, '_mapHostProperties')
        mock_libvirtVmHost._mapHostProperties().AndRaise(Exception)
        self.mock.ReplayAll()
        self.assertEquals(self.libvirtVmHost.processUpdates(), None)
        self.assertRaises(Exception, LibvirtVmHost)
        self.mock.stubs.UnsetAll()

    def tearDown(self):
        cfg.CONF.set_override('healthnmon_notification_drivers', None)
예제 #5
0
    def test_ProcessUpdatesException(self):
        self.mock.StubOutWithMock(api, 'vm_host_save')

        api.vm_host_save(mox.IgnoreArg(),
                         mox.IgnoreArg()).MultipleTimes().AndReturn(None)
        libvirtEvents = LibvirtEvents()
        mock_libvirtVmHost = LibvirtVmHost(self.connection, '1', libvirtEvents)
        self.mock.StubOutWithMock(mock_libvirtVmHost, '_mapHostProperties')
        mock_libvirtVmHost._mapHostProperties().AndRaise(Exception)
        self.mock.ReplayAll()
        self.assertEquals(self.libvirtVmHost.processUpdates(), None)
        self.assertRaises(Exception, LibvirtVmHost)
        self.mock.stubs.UnsetAll()
예제 #6
0
    def test_ProcessUpdatesException(self):
        self.mock.StubOutWithMock(api, 'vm_host_save')

        api.vm_host_save(mox.IgnoreArg(),
                         mox.IgnoreArg()).MultipleTimes().AndReturn(None)
        libvirtEvents = LibvirtEvents()
        mock_libvirtVmHost = LibvirtVmHost(self.connection, '1', libvirtEvents)
        self.mock.StubOutWithMock(mock_libvirtVmHost, '_mapHostProperties')
        mock_libvirtVmHost._mapHostProperties().AndRaise(Exception)
        self.mock.ReplayAll()
        self.assertEquals(self.libvirtVmHost.processUpdates(), None)
        self.assertRaises(Exception, LibvirtVmHost)
        self.mock.stubs.UnsetAll()
예제 #7
0
    def setUp(self):
        self.mock = mox.Mox()
        self.connection = LibvirtConnection(False)
        vmHost = VmHost()
        vmHost.set_virtualMachineIds([])
        InventoryCacheManager.update_object_in_cache('1', vmHost)
        self.connection._wrapped_conn = None
        self.connection.compute_rmcontext = \
            ComputeRMContext(rmType='fake', rmIpAddress='10.10.155.165',
                             rmUserName='******',
                             rmPassword='******')
        InventoryCacheManager.get_all_compute_inventory()['1'] = \
            ComputeInventory(self.connection.compute_rmcontext)
        self.mock.StubOutWithMock(LibvirtConnection, '_connect')

        self.connection._connect(
            mox.IgnoreArg(),
            mox.IgnoreArg()).AndRaise(libvirt.libvirtError)
        self.mock.ReplayAll()
        self.inventoryMonitor = LibvirtInventoryMonitor()
        libvirtEvents = LibvirtEvents()
        self.libvirtVmHost = LibvirtVmHost(
            self.connection._wrapped_conn, '1', libvirtEvents)
        cfg.CONF.set_override('healthnmon_notification_drivers',
                              ['healthnmon.notifier.log_notifier'])
예제 #8
0
    def setUp(self):
        self.connection = LibvirtConnection(False)
        vmHost = VmHost()
        vmHost.set_virtualMachineIds([])

        rm_context = ComputeRMContext(
            rmType='QEMU', rmIpAddress='10.10.155.165',
            rmUserName='******',
            rmPassword='******')

        InventoryCacheManager.update_object_in_cache('1', vmHost)
        InventoryCacheManager.get_all_compute_inventory()['1'] = \
            ComputeInventory(rm_context)

        self.connection._wrapped_conn = libvirt.open('qemu:///system')
        libvirtEvents = LibvirtEvents()
        self.libvirtVmHost = LibvirtVmHost(
            self.connection._wrapped_conn, '1', libvirtEvents)
        self.connection.compute_rmcontext = rm_context
        self.mock = mox.Mox()
        cfg.CONF.set_override('healthnmon_notification_drivers',
                              ['healthnmon.notifier.log_notifier'])
예제 #9
0
    def setUp(self):
        super(VmHostEventsTest, self).setUp()
        self.connection = LibvirtConnection(False)
        vmHost = VmHost()
        vmHost.set_virtualMachineIds([])
        InventoryCacheManager.update_object_in_cache('1', vmHost)

        rm_context = ComputeRMContext(rmType='QEMU',
                                      rmIpAddress='10.10.155.165',
                                      rmUserName='******',
                                      rmPassword='******')

        InventoryCacheManager.update_object_in_cache('1', vmHost)
        InventoryCacheManager.get_all_compute_inventory()['1'] = \
            ComputeInventory(rm_context)

        self.connection._wrapped_conn = libvirt.open('qemu:///system')
        libvirtEvents = LibvirtEvents()
        self.libvirtVmHost = LibvirtVmHost(self.connection._wrapped_conn, '1',
                                           libvirtEvents)
        self.connection.compute_rmcontext = rm_context
        self.flags(
            healthnmon_notification_drivers=['nova.notifier.test_notifier'])
        test_notifier.NOTIFICATIONS = []
예제 #10
0
    def setUp(self):
        self.mock = mox.Mox()
        self.connection = LibvirtConnection(False)
        vmHost = VmHost()
        vmHost.set_virtualMachineIds([])
        InventoryCacheManager.update_object_in_cache('1', vmHost)
        self.connection._wrapped_conn = None
        self.connection.compute_rmcontext = \
            ComputeRMContext(rmType='fake', rmIpAddress='10.10.155.165',
                             rmUserName='******',
                             rmPassword='******')
        InventoryCacheManager.get_all_compute_inventory()['1'] = \
            ComputeInventory(self.connection.compute_rmcontext)
        self.mock.StubOutWithMock(LibvirtConnection, '_connect')

        self.connection._connect(mox.IgnoreArg(),
                                 mox.IgnoreArg()).AndRaise(libvirt.libvirtError)
        self.mock.ReplayAll()
        self.inventoryMonitor = LibvirtInventoryMonitor()
        libvirtEvents = LibvirtEvents()
        self.libvirtVmHost = LibvirtVmHost(
            self.connection._wrapped_conn, '1', libvirtEvents)
        cfg.CONF.set_override('healthnmon_notification_drivers',
                              ['healthnmon.notifier.log_notifier'])
예제 #11
0
    def setUp(self):
        self.connection = LibvirtConnection(False)
        vmHost = VmHost()
        vmHost.set_virtualMachineIds([])

        rm_context = ComputeRMContext(
            rmType='QEMU', rmIpAddress='10.10.155.165',
            rmUserName='******',
            rmPassword='******')

        InventoryCacheManager.update_object_in_cache('1', vmHost)
        InventoryCacheManager.get_all_compute_inventory()['1'] = \
            ComputeInventory(rm_context)

        self.connection._wrapped_conn = libvirt.open('qemu:///system')
        libvirtEvents = LibvirtEvents()
        self.libvirtVmHost = LibvirtVmHost(
            self.connection._wrapped_conn, '1', libvirtEvents)
        self.connection.compute_rmcontext = rm_context
        self.mock = mox.Mox()
        cfg.CONF.set_override('healthnmon_notification_drivers',
                              ['healthnmon.notifier.log_notifier'])
예제 #12
0
    def setUp(self):
        super(VmHostEventsTest, self).setUp()
        self.connection = LibvirtConnection(False)
        vmHost = VmHost()
        vmHost.set_virtualMachineIds([])
        InventoryCacheManager.update_object_in_cache('1', vmHost)

        rm_context = ComputeRMContext(
            rmType='QEMU', rmIpAddress='10.10.155.165',
            rmUserName='******',
            rmPassword='******')

        InventoryCacheManager.update_object_in_cache('1', vmHost)
        InventoryCacheManager.get_all_compute_inventory()['1'] = \
            ComputeInventory(rm_context)

        self.connection._wrapped_conn = libvirt.open('qemu:///system')
        libvirtEvents = LibvirtEvents()
        self.libvirtVmHost = LibvirtVmHost(
            self.connection._wrapped_conn, '1', libvirtEvents)
        self.connection.compute_rmcontext = rm_context
        self.flags(healthnmon_notification_drivers=[
            'nova.notifier.test_notifier'])
        test_notifier.NOTIFICATIONS = []
예제 #13
0
class VmHostEventsTest(test.TestCase):

    ''' TestCase for Host Events '''

    def __mock_service_get_all_by_topic(self):
        self.mox.StubOutWithMock(nova_db_api, 'service_get_all_by_topic')
        nova_db_api.service_get_all_by_topic(
            mox.IgnoreArg(),
            mox.IgnoreArg()).MultipleTimes().AndReturn(None)

    def setUp(self):
        super(VmHostEventsTest, self).setUp()
        self.connection = LibvirtConnection(False)
        vmHost = VmHost()
        vmHost.set_virtualMachineIds([])
        InventoryCacheManager.update_object_in_cache('1', vmHost)

        rm_context = ComputeRMContext(
            rmType='QEMU', rmIpAddress='10.10.155.165',
            rmUserName='******',
            rmPassword='******')

        InventoryCacheManager.update_object_in_cache('1', vmHost)
        InventoryCacheManager.get_all_compute_inventory()['1'] = \
            ComputeInventory(rm_context)

        self.connection._wrapped_conn = libvirt.open('qemu:///system')
        libvirtEvents = LibvirtEvents()
        self.libvirtVmHost = LibvirtVmHost(
            self.connection._wrapped_conn, '1', libvirtEvents)
        self.connection.compute_rmcontext = rm_context
        self.flags(healthnmon_notification_drivers=[
            'nova.notifier.test_notifier'])
        test_notifier.NOTIFICATIONS = []

    def test_host_connected_event(self):
        self.__mock_service_get_all_by_topic()
        cachedHost = VmHost()
        cachedHost.id = self.libvirtVmHost.compute_id
        cachedHost.connectionState = 'Disconnected'
        self.mox.StubOutWithMock(
            InventoryCacheManager, 'get_object_from_cache')

        InventoryCacheManager.get_object_from_cache(
            self.libvirtVmHost.compute_id,
            Constants.VmHost).AndReturn(cachedHost)

        self.mox.StubOutWithMock(
            InventoryCacheManager, 'get_compute_conn_driver')

        InventoryCacheManager.get_compute_conn_driver(
            self.libvirtVmHost.compute_id,
            Constants.VmHost).AndReturn(fake.get_connection())
        self.mox.StubOutWithMock(api, 'vm_host_save')

        api.vm_host_save(mox.IgnoreArg(),
                         mox.IgnoreArg()).MultipleTimes().AndReturn(None)
        self.mox.ReplayAll()
        self.libvirtVmHost.processUpdates()
        self.assertEquals(self.libvirtVmHost.vmHost.get_connectionState(),
                          Constants.VMHOST_CONNECTED)
        self.assertEquals(len(test_notifier.NOTIFICATIONS), 1)
        msg = test_notifier.NOTIFICATIONS[0]
        self.assertEquals(msg['priority'], notifier_api.INFO)
        event_type = \
            event_metadata.get_EventMetaData(
                event_metadata.EVENT_TYPE_HOST_CONNECTED)
        self.assertEquals(msg['event_type'],
                          event_type.get_event_fully_qal_name())
        payload = msg['payload']
        self.assertEquals(payload['entity_type'], 'VmHost')
        self.assertEquals(payload['entity_id'],
                          self.libvirtVmHost.compute_id)

    def test_host_added_event(self):
        self.__mock_service_get_all_by_topic()
        self.mox.StubOutWithMock(
            InventoryCacheManager, 'get_object_from_cache')

        InventoryCacheManager.get_object_from_cache(
            self.libvirtVmHost.compute_id,
            Constants.VmHost).AndReturn(None)

        self.mox.StubOutWithMock(
            InventoryCacheManager, 'get_compute_conn_driver')

        InventoryCacheManager.get_compute_conn_driver(
            self.libvirtVmHost.compute_id,
            Constants.VmHost).AndReturn(fake.get_connection())

        self.mox.StubOutWithMock(api, 'vm_host_save')

        api.vm_host_save(mox.IgnoreArg(),
                         mox.IgnoreArg()).MultipleTimes().AndReturn(None)
        self.mox.ReplayAll()
        self.libvirtVmHost.processUpdates()
        self.assertEquals(len(test_notifier.NOTIFICATIONS), 1)
        msg = test_notifier.NOTIFICATIONS[0]
        self.assertEquals(msg['priority'], notifier_api.INFO)
        event_type = \
            event_metadata.get_EventMetaData(
                event_metadata.EVENT_TYPE_HOST_ADDED)
        self.assertEquals(msg['event_type'],
                          event_type.get_event_fully_qal_name())
        payload = msg['payload']
        self.assertEquals(payload['entity_type'], 'VmHost')
        self.assertEquals(payload['entity_id'],
                          self.libvirtVmHost.compute_id)

    def test_host_disconnected_event(self):
        self.__mock_service_get_all_by_topic()
        backedUp_libvirt = connection.libvirt
        connection.libvirt = libvirt
        try:
            compute_id = '1'
            virtConnection = LibvirtConnection(False)
            vmHost = VmHost()
            vmHost.id = compute_id
            vmHost.set_virtualMachineIds([])
            InventoryCacheManager.update_object_in_cache(compute_id, vmHost)
#            virtConnection.setUuid('34353438-3934-434e-3738-313630323543'
#                                   )
            virtConnection._wrapped_conn = None
            virtConnection.compute_rmcontext = \
                ComputeRMContext(rmType='KVM',
                                 rmIpAddress='10.10.155.165',
                                 rmUserName='******',
                                 rmPassword='******')
            cachedHost = VmHost()
            cachedHost.id = compute_id
            cachedHost.connectionState = Constants.VMHOST_CONNECTED
            self.mox.StubOutWithMock(InventoryCacheManager,
                                     'get_object_from_cache')
            self.mox.StubOutWithMock(
                InventoryCacheManager, 'get_compute_conn_driver')

            InventoryCacheManager.get_compute_conn_driver(
                self.libvirtVmHost.compute_id,
                Constants.VmHost).AndReturn(fake.get_connection())

            InventoryCacheManager.get_object_from_cache(
                compute_id,
                Constants.VmHost).AndReturn(cachedHost)
            self.mox.StubOutWithMock(api, 'vm_host_save')

            api.vm_host_save(mox.IgnoreArg(),
                             mox.IgnoreArg()).MultipleTimes().AndReturn(None)
            self.mox.ReplayAll()
            libvirtEvents = LibvirtEvents()
            libvirtVmHost = LibvirtVmHost(
                virtConnection._wrapped_conn, compute_id, libvirtEvents)
            libvirtVmHost.processUpdates()
            self.assertEquals(libvirtVmHost.vmHost.get_connectionState(),
                              Constants.VMHOST_DISCONNECTED)
            self.assertEquals(len(test_notifier.NOTIFICATIONS), 1)
            msg = test_notifier.NOTIFICATIONS[0]
            self.assertEquals(msg['priority'], notifier_api.CRITICAL)
            event_type = \
                event_metadata.get_EventMetaData(
                    event_metadata.EVENT_TYPE_HOST_DISCONNECTED)
            self.assertEquals(msg['event_type'],
                              event_type.get_event_fully_qal_name())
            payload = msg['payload']
            self.assertEquals(payload['entity_type'], 'VmHost')
            self.assertEquals(payload['entity_id'],
                              libvirtVmHost.compute_id)
        finally:
            connection.libvirt = backedUp_libvirt

    def test_host_removed_event(self):
        self.__mock_service_get_all_by_topic()
        deleted_host = VmHost()
        deleted_host.set_id('compute1')
        deleted_host.set_name('compute1')
        self.mox.StubOutWithMock(api, 'vm_host_get_all')
        api.vm_host_get_all(mox.IgnoreArg()).AndReturn([deleted_host])
        self.mox.StubOutWithMock(api, 'vm_get_all')
        api.vm_get_all(mox.IgnoreArg()).AndReturn([])
        self.mox.StubOutWithMock(api, 'storage_volume_get_all')
        api.storage_volume_get_all(mox.IgnoreArg()).AndReturn([])
        self.mox.StubOutWithMock(api, 'subnet_get_all')
        api.subnet_get_all(mox.IgnoreArg()).AndReturn([])
        self.mox.StubOutWithMock(nova_db, 'compute_node_get_all')
        nova_db.compute_node_get_all(mox.IgnoreArg()).AndReturn([])
        self.mox.StubOutWithMock(api, 'vm_host_delete_by_ids')

        api.vm_host_delete_by_ids(
            mox.IgnoreArg(),
            mox.IgnoreArg()).MultipleTimes().AndReturn(None)
        self.mox.StubOutWithMock(
            InventoryCacheManager, 'get_compute_conn_driver')

        InventoryCacheManager.get_compute_conn_driver(
            'compute1',
            Constants.VmHost).AndReturn(fake.get_connection())
        self.mox.ReplayAll()
        compute_service = dict(host='host1')
        compute = dict(id='compute1', hypervisor_type='fake',
                       service=compute_service)
        rm_context = \
            rmcontext.ComputeRMContext(rmType=compute['hypervisor_type'],
                                       rmIpAddress=compute_service['host'],
                                       rmUserName='******',
                                       rmPassword='******')

        InventoryCacheManager.get_all_compute_inventory().clear()

        InventoryCacheManager.get_all_compute_inventory()['compute1'] = \
            ComputeInventory(rm_context)
        InventoryCacheManager.get_compute_inventory(
            'compute1').update_compute_info(rm_context, deleted_host)
        self.assertEquals(
            len(InventoryCacheManager.get_all_compute_inventory()), 1)
        inv_manager = InventoryManager()
        inv_manager._refresh_from_db(None)
        self.assertEquals(
            len(InventoryCacheManager.get_all_compute_inventory()), 0)
        self.assertEquals(len(test_notifier.NOTIFICATIONS), 1)
        msg = test_notifier.NOTIFICATIONS[0]
        self.assertEquals(msg['priority'], notifier_api.INFO)
        event_type = \
            event_metadata.get_EventMetaData(
                event_metadata.EVENT_TYPE_HOST_REMOVED)
        self.assertEquals(msg['event_type'],
                          event_type.get_event_fully_qal_name())
        payload = msg['payload']
        self.assertEquals(payload['entity_type'], 'VmHost')
        self.assertEquals(payload['entity_id'], deleted_host.id)

    def test_host_removed_event_none_host(self):
        deleted_host = VmHost()
        deleted_host.set_id('compute1')
        deleted_host.set_name('compute1')
        self.mox.StubOutWithMock(api, 'vm_host_get_all')
        api.vm_host_get_all(mox.IgnoreArg()).AndReturn([deleted_host])
        self.mox.StubOutWithMock(api, 'vm_get_all')
        api.vm_get_all(mox.IgnoreArg()).AndReturn([])
        self.mox.StubOutWithMock(api, 'storage_volume_get_all')
        api.storage_volume_get_all(mox.IgnoreArg()).AndReturn([])
        self.mox.StubOutWithMock(api, 'subnet_get_all')
        api.subnet_get_all(mox.IgnoreArg()).AndReturn([])
        self.mox.StubOutWithMock(nova_db, 'compute_node_get_all')
        nova_db.compute_node_get_all(mox.IgnoreArg()).AndReturn([])
        self.mox.StubOutWithMock(api, 'vm_host_delete_by_ids')

        api.vm_host_delete_by_ids(
            mox.IgnoreArg(),
            mox.IgnoreArg()).MultipleTimes().AndReturn(None)

        self.mox.StubOutWithMock(
            InventoryCacheManager, 'get_compute_conn_driver')

        InventoryCacheManager.get_compute_conn_driver(
            'compute1',
            Constants.VmHost).AndReturn(fake.get_connection())
        self.mox.ReplayAll()

        compute_service = dict(host='host1')
        compute = dict(id='compute1', hypervisor_type='fake',
                       service=compute_service)
        rm_context = \
            rmcontext.ComputeRMContext(rmType=compute['hypervisor_type'],
                                       rmIpAddress=compute_service['host'],
                                       rmUserName='******',
                                       rmPassword='******')

        InventoryCacheManager.get_all_compute_inventory().clear()

        InventoryCacheManager.get_all_compute_inventory()['compute1'] = \
            ComputeInventory(rm_context)
        InventoryCacheManager.get_compute_inventory(
            'compute1').update_compute_info(rm_context, deleted_host)
        self.assertEquals(
            len(InventoryCacheManager.get_all_compute_inventory()), 1)
        InventoryCacheManager.get_inventory_cache(
        )[Constants.VmHost][deleted_host.get_id()] = None

        inv_manager = InventoryManager()
        inv_manager._refresh_from_db(None)
        self.assertEquals(
            len(InventoryCacheManager.get_all_compute_inventory()), 0)
        self.assertEquals(len(test_notifier.NOTIFICATIONS), 1)
예제 #14
0
class test_LibvirtVmHostDisconnected(unittest.TestCase):

    connection.libvirt = libvirt

    def setUp(self):
        self.mock = mox.Mox()
        self.connection = LibvirtConnection(False)
        vmHost = VmHost()
        vmHost.set_virtualMachineIds([])
        InventoryCacheManager.update_object_in_cache('1', vmHost)
        self.connection._wrapped_conn = None
        self.connection.compute_rmcontext = \
            ComputeRMContext(rmType='fake', rmIpAddress='10.10.155.165',
                             rmUserName='******',
                             rmPassword='******')
        InventoryCacheManager.get_all_compute_inventory()['1'] = \
            ComputeInventory(self.connection.compute_rmcontext)
        self.mock.StubOutWithMock(LibvirtConnection, '_connect')

        self.connection._connect(
            mox.IgnoreArg(),
            mox.IgnoreArg()).AndRaise(libvirt.libvirtError)
        self.mock.ReplayAll()
        self.inventoryMonitor = LibvirtInventoryMonitor()
        libvirtEvents = LibvirtEvents()
        self.libvirtVmHost = LibvirtVmHost(
            self.connection._wrapped_conn, '1', libvirtEvents)
        cfg.CONF.set_override('healthnmon_notification_drivers',
                              ['healthnmon.notifier.log_notifier'])

    def testProcessUpdatesNoOp(self):
        self.mock.StubOutWithMock(api, 'vm_host_save')

        api.vm_host_save(mox.IgnoreArg(),
                         mox.IgnoreArg()).MultipleTimes().AndReturn(None)
        self.mock.ReplayAll()
        InventoryCacheManager.delete_object_in_cache('1', Constants.VmHost)
        self.assertEquals(self.libvirtVmHost.processUpdates(), None)
        self.assertEquals(self.libvirtVmHost.vmHost, None)
        self.mock.stubs.UnsetAll()

    def testProcessUpdates(self):
        self.mock.StubOutWithMock(api, 'vm_host_save')

        api.vm_host_save(mox.IgnoreArg(),
                         mox.IgnoreArg()).MultipleTimes().AndReturn(None)
        self.mock.StubOutWithMock(
            InventoryCacheManager, 'get_compute_conn_driver')

        InventoryCacheManager.get_compute_conn_driver(
            self.libvirtVmHost.compute_id,
            Constants.VmHost).AndReturn(fake.get_connection())
        self.mock.ReplayAll()
        self.assertEquals(self.libvirtVmHost.processUpdates(), None)
        self.assertEquals(self.libvirtVmHost.vmHost.get_connectionState(),
                          'Disconnected')
        self.mock.stubs.UnsetAll()

    def testProcessUpdates_compute_stopped(self):
        vmHost = VmHost()
        vmHost.set_id('1')
        vmHost.set_connectionState(Constants.VMHOST_CONNECTED)
        InventoryCacheManager.update_object_in_cache('1', vmHost)
        self.mock.StubOutWithMock(api, 'vm_host_save')
        api.vm_host_save(
            mox.IgnoreArg(), mox.IgnoreArg()).MultipleTimes().AndReturn(None)

        self.mock.StubOutWithMock(
            InventoryCacheManager, 'get_compute_conn_driver')
        InventoryCacheManager.get_compute_conn_driver(
            self.libvirtVmHost.compute_id,
            Constants.VmHost).AndReturn(fake.get_connection())

        fake_computes = [{'id': '1', 'service': {'created_at':
                                                 'created',
                                                 'updated_at':'updated'}}]
        self.mock.StubOutWithMock(novadb, 'compute_node_get_all')
        novadb.compute_node_get_all(mox.IgnoreArg()).AndReturn(fake_computes)

        self.mock.StubOutWithMock(hnm_utils, 'is_service_alive')
        hnm_utils.is_service_alive(
            mox.IgnoreArg(), mox.IgnoreArg()).AndReturn(False)

        self.mock.StubOutWithMock(event_api, 'notify_host_update')
        event_api.notify_host_update(
            mox.IgnoreArg(), mox.IgnoreArg()).AndReturn(None)
        self.mock.ReplayAll()

        self.assertEquals(self.libvirtVmHost.processUpdates(), None)
        self.assertEquals(self.libvirtVmHost.cachedvmHost.get_connectionState(
        ), 'Disconnected')
        self.mock.stubs.UnsetAll()

    def testProcessUpdates_compute_stopped_exception(self):
        vmHost = VmHost()
        vmHost.set_id('1')
        vmHost.set_connectionState(Constants.VMHOST_CONNECTED)
        InventoryCacheManager.update_object_in_cache('1', vmHost)
        self.mock.StubOutWithMock(api, 'vm_host_save')
        api.vm_host_save(
            mox.IgnoreArg(), mox.IgnoreArg()).MultipleTimes().AndReturn(None)

        self.mock.StubOutWithMock(
            InventoryCacheManager, 'get_compute_conn_driver')
        InventoryCacheManager.get_compute_conn_driver(
            self.libvirtVmHost.compute_id,
            Constants.VmHost).AndReturn(fake.get_connection())

        fake_computes = [{'id': '1', 'service': {'created_at':
                                                 'created',
                                                 'updated_at':'updated'}}]
        self.mock.StubOutWithMock(novadb, 'compute_node_get_all')
        novadb.compute_node_get_all(mox.IgnoreArg()).AndReturn(fake_computes)

        self.mock.StubOutWithMock(hnm_utils, 'is_service_alive')
        hnm_utils.is_service_alive(
            mox.IgnoreArg(), mox.IgnoreArg()).AndReturn(False)

        self.mock.StubOutWithMock(event_api, 'notify_host_update')
        event_api.notify_host_update(
            mox.IgnoreArg(), mox.IgnoreArg()).AndRaise(Exception())
        self.mock.ReplayAll()

        self.assertEquals(self.libvirtVmHost.processUpdates(), None)
        self.mock.stubs.UnsetAll()

    def tearDown(self):
        cfg.CONF.set_override('healthnmon_notification_drivers', None)
예제 #15
0
class VmHostEventsTest(test.TestCase):
    ''' TestCase for Host Events '''
    def __mock_service_get_all_by_topic(self):
        self.mox.StubOutWithMock(nova_db_api, 'service_get_all_by_topic')
        nova_db_api.service_get_all_by_topic(
            mox.IgnoreArg(), mox.IgnoreArg()).MultipleTimes().AndReturn(None)

    def setUp(self):
        super(VmHostEventsTest, self).setUp()
        self.connection = LibvirtConnection(False)
        vmHost = VmHost()
        vmHost.set_virtualMachineIds([])
        InventoryCacheManager.update_object_in_cache('1', vmHost)

        rm_context = ComputeRMContext(rmType='QEMU',
                                      rmIpAddress='10.10.155.165',
                                      rmUserName='******',
                                      rmPassword='******')

        InventoryCacheManager.update_object_in_cache('1', vmHost)
        InventoryCacheManager.get_all_compute_inventory()['1'] = \
            ComputeInventory(rm_context)

        self.connection._wrapped_conn = libvirt.open('qemu:///system')
        libvirtEvents = LibvirtEvents()
        self.libvirtVmHost = LibvirtVmHost(self.connection._wrapped_conn, '1',
                                           libvirtEvents)
        self.connection.compute_rmcontext = rm_context
        self.flags(
            healthnmon_notification_drivers=['nova.notifier.test_notifier'])
        test_notifier.NOTIFICATIONS = []

    def test_host_connected_event(self):
        self.__mock_service_get_all_by_topic()
        cachedHost = VmHost()
        cachedHost.id = self.libvirtVmHost.compute_id
        cachedHost.connectionState = 'Disconnected'
        self.mox.StubOutWithMock(InventoryCacheManager,
                                 'get_object_from_cache')

        InventoryCacheManager.get_object_from_cache(
            self.libvirtVmHost.compute_id,
            Constants.VmHost).AndReturn(cachedHost)

        self.mox.StubOutWithMock(InventoryCacheManager,
                                 'get_compute_conn_driver')

        InventoryCacheManager.get_compute_conn_driver(
            self.libvirtVmHost.compute_id,
            Constants.VmHost).AndReturn(fake.get_connection())
        self.mox.StubOutWithMock(api, 'vm_host_save')

        api.vm_host_save(mox.IgnoreArg(),
                         mox.IgnoreArg()).MultipleTimes().AndReturn(None)
        self.mox.ReplayAll()
        self.libvirtVmHost.processUpdates()
        self.assertEquals(self.libvirtVmHost.vmHost.get_connectionState(),
                          Constants.VMHOST_CONNECTED)
        self.assertEquals(len(test_notifier.NOTIFICATIONS), 1)
        msg = test_notifier.NOTIFICATIONS[0]
        self.assertEquals(msg['priority'], notifier_api.INFO)
        event_type = \
            event_metadata.get_EventMetaData(
                event_metadata.EVENT_TYPE_HOST_CONNECTED)
        self.assertEquals(msg['event_type'],
                          event_type.get_event_fully_qal_name())
        payload = msg['payload']
        self.assertEquals(payload['entity_type'], 'VmHost')
        self.assertEquals(payload['entity_id'], self.libvirtVmHost.compute_id)

    def test_host_added_event(self):
        self.__mock_service_get_all_by_topic()
        self.mox.StubOutWithMock(InventoryCacheManager,
                                 'get_object_from_cache')

        InventoryCacheManager.get_object_from_cache(
            self.libvirtVmHost.compute_id, Constants.VmHost).AndReturn(None)

        self.mox.StubOutWithMock(InventoryCacheManager,
                                 'get_compute_conn_driver')

        InventoryCacheManager.get_compute_conn_driver(
            self.libvirtVmHost.compute_id,
            Constants.VmHost).AndReturn(fake.get_connection())

        self.mox.StubOutWithMock(api, 'vm_host_save')

        api.vm_host_save(mox.IgnoreArg(),
                         mox.IgnoreArg()).MultipleTimes().AndReturn(None)
        self.mox.ReplayAll()
        self.libvirtVmHost.processUpdates()
        self.assertEquals(len(test_notifier.NOTIFICATIONS), 1)
        msg = test_notifier.NOTIFICATIONS[0]
        self.assertEquals(msg['priority'], notifier_api.INFO)
        event_type = \
            event_metadata.get_EventMetaData(
                event_metadata.EVENT_TYPE_HOST_ADDED)
        self.assertEquals(msg['event_type'],
                          event_type.get_event_fully_qal_name())
        payload = msg['payload']
        self.assertEquals(payload['entity_type'], 'VmHost')
        self.assertEquals(payload['entity_id'], self.libvirtVmHost.compute_id)

    def test_host_disconnected_event(self):
        self.__mock_service_get_all_by_topic()
        backedUp_libvirt = connection.libvirt
        connection.libvirt = libvirt
        try:
            compute_id = '1'
            virtConnection = LibvirtConnection(False)
            vmHost = VmHost()
            vmHost.id = compute_id
            vmHost.set_virtualMachineIds([])
            InventoryCacheManager.update_object_in_cache(compute_id, vmHost)
            #            virtConnection.setUuid('34353438-3934-434e-3738-313630323543'
            #                                   )
            virtConnection._wrapped_conn = None
            virtConnection.compute_rmcontext = \
                ComputeRMContext(rmType='KVM',
                                 rmIpAddress='10.10.155.165',
                                 rmUserName='******',
                                 rmPassword='******')
            cachedHost = VmHost()
            cachedHost.id = compute_id
            cachedHost.connectionState = Constants.VMHOST_CONNECTED
            self.mox.StubOutWithMock(InventoryCacheManager,
                                     'get_object_from_cache')
            self.mox.StubOutWithMock(InventoryCacheManager,
                                     'get_compute_conn_driver')

            InventoryCacheManager.get_compute_conn_driver(
                self.libvirtVmHost.compute_id,
                Constants.VmHost).AndReturn(fake.get_connection())

            InventoryCacheManager.get_object_from_cache(
                compute_id, Constants.VmHost).AndReturn(cachedHost)
            self.mox.StubOutWithMock(api, 'vm_host_save')

            api.vm_host_save(mox.IgnoreArg(),
                             mox.IgnoreArg()).MultipleTimes().AndReturn(None)
            self.mox.ReplayAll()
            libvirtEvents = LibvirtEvents()
            libvirtVmHost = LibvirtVmHost(virtConnection._wrapped_conn,
                                          compute_id, libvirtEvents)
            libvirtVmHost.processUpdates()
            self.assertEquals(libvirtVmHost.vmHost.get_connectionState(),
                              Constants.VMHOST_DISCONNECTED)
            self.assertEquals(len(test_notifier.NOTIFICATIONS), 1)
            msg = test_notifier.NOTIFICATIONS[0]
            self.assertEquals(msg['priority'], notifier_api.CRITICAL)
            event_type = \
                event_metadata.get_EventMetaData(
                    event_metadata.EVENT_TYPE_HOST_DISCONNECTED)
            self.assertEquals(msg['event_type'],
                              event_type.get_event_fully_qal_name())
            payload = msg['payload']
            self.assertEquals(payload['entity_type'], 'VmHost')
            self.assertEquals(payload['entity_id'], libvirtVmHost.compute_id)
        finally:
            connection.libvirt = backedUp_libvirt

    def test_host_removed_event(self):
        self.__mock_service_get_all_by_topic()
        deleted_host = VmHost()
        deleted_host.set_id('compute1')
        deleted_host.set_name('compute1')
        self.mox.StubOutWithMock(api, 'vm_host_get_all')
        api.vm_host_get_all(mox.IgnoreArg()).AndReturn([deleted_host])
        self.mox.StubOutWithMock(api, 'vm_get_all')
        api.vm_get_all(mox.IgnoreArg()).AndReturn([])
        self.mox.StubOutWithMock(api, 'storage_volume_get_all')
        api.storage_volume_get_all(mox.IgnoreArg()).AndReturn([])
        self.mox.StubOutWithMock(api, 'subnet_get_all')
        api.subnet_get_all(mox.IgnoreArg()).AndReturn([])
        self.mox.StubOutWithMock(nova_db, 'compute_node_get_all')
        nova_db.compute_node_get_all(mox.IgnoreArg()).AndReturn([])
        self.mox.StubOutWithMock(api, 'vm_host_delete_by_ids')

        api.vm_host_delete_by_ids(
            mox.IgnoreArg(), mox.IgnoreArg()).MultipleTimes().AndReturn(None)
        self.mox.StubOutWithMock(InventoryCacheManager,
                                 'get_compute_conn_driver')

        InventoryCacheManager.get_compute_conn_driver(
            'compute1', Constants.VmHost).AndReturn(fake.get_connection())
        self.mox.ReplayAll()
        compute_service = dict(host='host1')
        compute = dict(id='compute1',
                       hypervisor_type='fake',
                       service=compute_service)
        rm_context = \
            rmcontext.ComputeRMContext(rmType=compute['hypervisor_type'
                                                      ], rmIpAddress=compute_service['host'],
                                       rmUserName='******', rmPassword='******')

        InventoryCacheManager.get_all_compute_inventory().clear()

        InventoryCacheManager.get_all_compute_inventory(
        )['compute1'] = ComputeInventory(rm_context)
        InventoryCacheManager.get_compute_inventory(
            'compute1').update_compute_info(rm_context, deleted_host)
        self.assertEquals(
            len(InventoryCacheManager.get_all_compute_inventory()), 1)
        inv_manager = InventoryManager()
        inv_manager._refresh_from_db(None)
        self.assertEquals(
            len(InventoryCacheManager.get_all_compute_inventory()), 0)
        self.assertEquals(len(test_notifier.NOTIFICATIONS), 1)
        msg = test_notifier.NOTIFICATIONS[0]
        self.assertEquals(msg['priority'], notifier_api.INFO)
        event_type = \
            event_metadata.get_EventMetaData(
                event_metadata.EVENT_TYPE_HOST_REMOVED)
        self.assertEquals(msg['event_type'],
                          event_type.get_event_fully_qal_name())
        payload = msg['payload']
        self.assertEquals(payload['entity_type'], 'VmHost')
        self.assertEquals(payload['entity_id'], deleted_host.id)

    def test_host_removed_event_none_host(self):
        deleted_host = VmHost()
        deleted_host.set_id('compute1')
        deleted_host.set_name('compute1')
        self.mox.StubOutWithMock(api, 'vm_host_get_all')
        api.vm_host_get_all(mox.IgnoreArg()).AndReturn([deleted_host])
        self.mox.StubOutWithMock(api, 'vm_get_all')
        api.vm_get_all(mox.IgnoreArg()).AndReturn([])
        self.mox.StubOutWithMock(api, 'storage_volume_get_all')
        api.storage_volume_get_all(mox.IgnoreArg()).AndReturn([])
        self.mox.StubOutWithMock(api, 'subnet_get_all')
        api.subnet_get_all(mox.IgnoreArg()).AndReturn([])
        self.mox.StubOutWithMock(nova_db, 'compute_node_get_all')
        nova_db.compute_node_get_all(mox.IgnoreArg()).AndReturn([])
        self.mox.StubOutWithMock(api, 'vm_host_delete_by_ids')

        api.vm_host_delete_by_ids(
            mox.IgnoreArg(), mox.IgnoreArg()).MultipleTimes().AndReturn(None)

        self.mox.StubOutWithMock(InventoryCacheManager,
                                 'get_compute_conn_driver')

        InventoryCacheManager.get_compute_conn_driver(
            'compute1', Constants.VmHost).AndReturn(fake.get_connection())
        self.mox.ReplayAll()

        compute_service = dict(host='host1')
        compute = dict(id='compute1',
                       hypervisor_type='fake',
                       service=compute_service)
        rm_context = \
            rmcontext.ComputeRMContext(rmType=compute['hypervisor_type'
                                                      ], rmIpAddress=compute_service['host'],
                                       rmUserName='******', rmPassword='******')

        InventoryCacheManager.get_all_compute_inventory().clear()

        InventoryCacheManager.get_all_compute_inventory(
        )['compute1'] = ComputeInventory(rm_context)
        InventoryCacheManager.get_compute_inventory(
            'compute1').update_compute_info(rm_context, deleted_host)
        self.assertEquals(
            len(InventoryCacheManager.get_all_compute_inventory()), 1)
        InventoryCacheManager.get_inventory_cache()[Constants.VmHost][
            deleted_host.get_id()] = None

        inv_manager = InventoryManager()
        inv_manager._refresh_from_db(None)
        self.assertEquals(
            len(InventoryCacheManager.get_all_compute_inventory()), 0)
        self.assertEquals(len(test_notifier.NOTIFICATIONS), 1)
예제 #16
0
class test_LibvirtVmHostDisconnected(unittest.TestCase):

    connection.libvirt = libvirt

    def setUp(self):
        self.mock = mox.Mox()
        self.connection = LibvirtConnection(False)
        vmHost = VmHost()
        vmHost.set_virtualMachineIds([])
        InventoryCacheManager.update_object_in_cache('1', vmHost)
        self.connection._wrapped_conn = None
        self.connection.compute_rmcontext = \
            ComputeRMContext(rmType='fake', rmIpAddress='10.10.155.165',
                             rmUserName='******',
                             rmPassword='******')
        InventoryCacheManager.get_all_compute_inventory()['1'] = \
            ComputeInventory(self.connection.compute_rmcontext)
        self.mock.StubOutWithMock(LibvirtConnection, '_connect')

        self.connection._connect(mox.IgnoreArg(),
                                 mox.IgnoreArg()).AndRaise(libvirt.libvirtError)
        self.mock.ReplayAll()
        self.inventoryMonitor = LibvirtInventoryMonitor()
        libvirtEvents = LibvirtEvents()
        self.libvirtVmHost = LibvirtVmHost(
            self.connection._wrapped_conn, '1', libvirtEvents)
        cfg.CONF.set_override('healthnmon_notification_drivers',
                              ['healthnmon.notifier.log_notifier'])

    def testProcessUpdatesNoOp(self):
        self.mock.StubOutWithMock(api, 'vm_host_save')

        api.vm_host_save(mox.IgnoreArg(),
                         mox.IgnoreArg()).MultipleTimes().AndReturn(None)
        self.mock.ReplayAll()
        InventoryCacheManager.delete_object_in_cache('1', Constants.VmHost)
        self.assertEquals(self.libvirtVmHost.processUpdates(), None)
        self.assertEquals(self.libvirtVmHost.vmHost, None)
        self.mock.stubs.UnsetAll()

    def testProcessUpdates(self):
        self.mock.StubOutWithMock(api, 'vm_host_save')

        api.vm_host_save(mox.IgnoreArg(),
                         mox.IgnoreArg()).MultipleTimes().AndReturn(None)
        self.mock.StubOutWithMock(
            InventoryCacheManager, 'get_compute_conn_driver')

        InventoryCacheManager.get_compute_conn_driver(
            self.libvirtVmHost.compute_id,
            Constants.VmHost).AndReturn(fake.get_connection())
        self.mock.ReplayAll()
        self.assertEquals(self.libvirtVmHost.processUpdates(), None)
        self.assertEquals(self.libvirtVmHost.vmHost.get_connectionState(),
                          'Disconnected')
        self.mock.stubs.UnsetAll()

    def testProcessUpdates_compute_stopped(self):
        vmHost = VmHost()
        vmHost.set_id('1')
        vmHost.set_connectionState(Constants.VMHOST_CONNECTED)
        InventoryCacheManager.update_object_in_cache('1', vmHost)
        self.mock.StubOutWithMock(api, 'vm_host_save')
        api.vm_host_save(
            mox.IgnoreArg(), mox.IgnoreArg()).MultipleTimes().AndReturn(None)

        self.mock.StubOutWithMock(
            InventoryCacheManager, 'get_compute_conn_driver')
        InventoryCacheManager.get_compute_conn_driver(
            self.libvirtVmHost.compute_id,
            Constants.VmHost).AndReturn(fake.get_connection())

        fake_computes = [{'id': '1', 'service': {'created_at':
                                                 'created', 'updated_at':'updated'}}]
        self.mock.StubOutWithMock(novadb, 'compute_node_get_all')
        novadb.compute_node_get_all(mox.IgnoreArg()).AndReturn(fake_computes)

        self.mock.StubOutWithMock(hnm_utils, 'is_service_alive')
        hnm_utils.is_service_alive(
            mox.IgnoreArg(), mox.IgnoreArg()).AndReturn(False)

        self.mock.StubOutWithMock(event_api, 'notify_host_update')
        event_api.notify_host_update(
            mox.IgnoreArg(), mox.IgnoreArg()).AndReturn(None)
        self.mock.ReplayAll()

        self.assertEquals(self.libvirtVmHost.processUpdates(), None)
        self.assertEquals(self.libvirtVmHost.cachedvmHost.get_connectionState(
        ), 'Disconnected')
        self.mock.stubs.UnsetAll()

    def testProcessUpdates_compute_stopped_exception(self):
        vmHost = VmHost()
        vmHost.set_id('1')
        vmHost.set_connectionState(Constants.VMHOST_CONNECTED)
        InventoryCacheManager.update_object_in_cache('1', vmHost)
        self.mock.StubOutWithMock(api, 'vm_host_save')
        api.vm_host_save(
            mox.IgnoreArg(), mox.IgnoreArg()).MultipleTimes().AndReturn(None)

        self.mock.StubOutWithMock(
            InventoryCacheManager, 'get_compute_conn_driver')
        InventoryCacheManager.get_compute_conn_driver(
            self.libvirtVmHost.compute_id,
            Constants.VmHost).AndReturn(fake.get_connection())

        fake_computes = [{'id': '1', 'service': {'created_at':
                                                 'created', 'updated_at':'updated'}}]
        self.mock.StubOutWithMock(novadb, 'compute_node_get_all')
        novadb.compute_node_get_all(mox.IgnoreArg()).AndReturn(fake_computes)

        self.mock.StubOutWithMock(hnm_utils, 'is_service_alive')
        hnm_utils.is_service_alive(
            mox.IgnoreArg(), mox.IgnoreArg()).AndReturn(False)

        self.mock.StubOutWithMock(event_api, 'notify_host_update')
        event_api.notify_host_update(
            mox.IgnoreArg(), mox.IgnoreArg()).AndRaise(Exception())
        self.mock.ReplayAll()

        self.assertEquals(self.libvirtVmHost.processUpdates(), None)
        self.mock.stubs.UnsetAll()

    def tearDown(self):
        cfg.CONF.set_override('healthnmon_notification_drivers', None)