From 081b652ce471c6c8c3de11edfc9deb47c48b2182 Mon Sep 17 00:00:00 2001 From: Dan Smith Date: Wed, 31 Oct 2012 11:51:05 -0700 Subject: [PATCH] Introduce VirtAPI to nova/virt This patch introduces a VirtAPI class which will house callbacks provided by the manager to the virt drivers, allowing things such as direct database accesses to be pulled out of the virt drivers and delegated to another service. As a first step, this introduces an instance_update() method and makes all the virt drivers use it instead of direct calls to db.instance_update.*(). Change-Id: I2e40831f5cfb20a03b304097d84d592aab035ef1 --- nova/compute/manager.py | 17 +- nova/tests/baremetal/test_proxy_bare_metal.py | 2 +- nova/tests/compute/test_resource_tracker.py | 10 +- nova/tests/test_hypervapi.py | 2 +- nova/tests/test_libvirt.py | 163 +++++++++--------- nova/tests/test_powervm.py | 2 +- nova/tests/test_virt_drivers.py | 15 +- nova/tests/test_vmwareapi.py | 2 +- nova/tests/test_xenapi.py | 87 +++++----- nova/virt/baremetal/driver.py | 11 +- nova/virt/driver.py | 3 + nova/virt/fake.py | 11 +- nova/virt/hyperv/driver.py | 4 +- nova/virt/libvirt/driver.py | 18 +- nova/virt/powervm/driver.py | 5 +- nova/virt/virtapi.py | 30 ++++ nova/virt/vmwareapi/driver.py | 4 +- nova/virt/xenapi/driver.py | 6 +- nova/virt/xenapi/vmops.py | 16 +- 19 files changed, 231 insertions(+), 177 deletions(-) create mode 100644 nova/virt/virtapi.py diff --git a/nova/compute/manager.py b/nova/compute/manager.py index dac9b58a0fb4..73260421efb8 100644 --- a/nova/compute/manager.py +++ b/nova/compute/manager.py @@ -73,6 +73,7 @@ from nova import quota from nova.scheduler import rpcapi as scheduler_rpcapi from nova import utils from nova.virt import driver +from nova.virt import virtapi from nova import volume @@ -209,6 +210,17 @@ def _get_image_meta(context, image_ref): return image_service.show(context, image_id) +class ComputeVirtAPI(virtapi.VirtAPI): + def __init__(self, compute): + super(ComputeVirtAPI, self).__init__() + self._compute = compute + + def instance_update(self, context, instance_uuid, updates): + return self._compute.db.instance_update_and_get_original(context, + instance_uuid, + updates) + + class ComputeManager(manager.SchedulerDependentManager): """Manages the running instances from creation to destruction.""" @@ -225,10 +237,13 @@ class ComputeManager(manager.SchedulerDependentManager): LOG.error(_("Compute driver option required, but not specified")) sys.exit(1) + self.virtapi = ComputeVirtAPI(self) + LOG.info(_("Loading compute driver '%s'") % compute_driver) try: self.driver = utils.check_isinstance( - importutils.import_object_ns('nova.virt', compute_driver), + importutils.import_object_ns('nova.virt', compute_driver, + self.virtapi), driver.ComputeDriver) except ImportError as e: LOG.error(_("Unable to load the virtualization driver: %s") % (e)) diff --git a/nova/tests/baremetal/test_proxy_bare_metal.py b/nova/tests/baremetal/test_proxy_bare_metal.py index 4fe6722c3f88..e9184ee5dcd3 100644 --- a/nova/tests/baremetal/test_proxy_bare_metal.py +++ b/nova/tests/baremetal/test_proxy_bare_metal.py @@ -257,7 +257,7 @@ class BareMetalTestCase(test.TestCase): self.mox.ReplayAll() # Code under test - conn = driver.BareMetalDriver(True) + conn = driver.BareMetalDriver(None, True) # TODO(mikalstill): this is not a very good fake instance info = conn.get_info({'name': 'instance-00000001'}) diff --git a/nova/tests/compute/test_resource_tracker.py b/nova/tests/compute/test_resource_tracker.py index 6276c47ac4f7..dfeebf0d037c 100644 --- a/nova/tests/compute/test_resource_tracker.py +++ b/nova/tests/compute/test_resource_tracker.py @@ -42,7 +42,7 @@ class UnsupportedVirtDriver(driver.ComputeDriver): class FakeVirtDriver(driver.ComputeDriver): - def __init__(self): + def __init__(self, virtapi): self.memory_mb = 5 self.local_gb = 6 self.vcpus = 1 @@ -148,9 +148,9 @@ class BaseTestCase(test.TestCase): host = "fakehost" if unsupported: - driver = UnsupportedVirtDriver() + driver = UnsupportedVirtDriver(None) else: - driver = FakeVirtDriver() + driver = FakeVirtDriver(None) tracker = resource_tracker.ResourceTracker(host, driver) return tracker @@ -293,12 +293,12 @@ class ResourceTestCase(BaseTestCase): self.assertEqual(1, self.tracker.compute_node['current_workload']) def testFreeRamResourceValue(self): - driver = FakeVirtDriver() + driver = FakeVirtDriver(None) mem_free = driver.memory_mb - driver.memory_mb_used self.assertEqual(mem_free, self.tracker.compute_node['free_ram_mb']) def testFreeDiskResourceValue(self): - driver = FakeVirtDriver() + driver = FakeVirtDriver(None) mem_free = driver.local_gb - driver.local_gb_used self.assertEqual(mem_free, self.tracker.compute_node['free_disk_gb']) diff --git a/nova/tests/test_hypervapi.py b/nova/tests/test_hypervapi.py index e3f9fde4ce49..6d239635061d 100644 --- a/nova/tests/test_hypervapi.py +++ b/nova/tests/test_hypervapi.py @@ -66,7 +66,7 @@ class HyperVAPITestCase(basetestcase.BaseTestCase): vswitch_name='external') self._hypervutils = hypervutils.HyperVUtils() - self._conn = driver_hyperv.HyperVDriver() + self._conn = driver_hyperv.HyperVDriver(None) def _setup_stubs(self): db_fakes.stub_out_db_instance_api(self.stubs) diff --git a/nova/tests/test_libvirt.py b/nova/tests/test_libvirt.py index 5a158c4b2944..ea35ff29ecad 100644 --- a/nova/tests/test_libvirt.py +++ b/nova/tests/test_libvirt.py @@ -48,6 +48,7 @@ import nova.tests.image.fake from nova import utils from nova.virt.disk import api as disk from nova.virt import driver +from nova.virt import fake from nova.virt import firewall as base_firewall from nova.virt import images from nova.virt.libvirt import config @@ -147,7 +148,7 @@ class LibvirtVolumeTestCase(test.TestCase): def get_all_block_devices(self): return [] - self.fake_conn = FakeLibvirtDriver() + self.fake_conn = FakeLibvirtDriver(fake.FakeVirtAPI()) self.connr = { 'ip': '127.0.0.1', 'initiator': 'fake_initiator', @@ -619,7 +620,7 @@ class LibvirtConnTestCase(test.TestCase): self.flags(my_ip=ip) self.flags(host=host) - conn = libvirt_driver.LibvirtDriver(True) + conn = libvirt_driver.LibvirtDriver(fake.FakeVirtAPI(), True) expected = { 'ip': ip, 'initiator': initiator, @@ -632,7 +633,7 @@ class LibvirtConnTestCase(test.TestCase): self.assertDictMatch(expected, result) def test_get_guest_config(self): - conn = libvirt_driver.LibvirtDriver(True) + conn = libvirt_driver.LibvirtDriver(fake.FakeVirtAPI(), True) instance_ref = db.instance_create(self.context, self.test_instance) cfg = conn.get_guest_config(instance_ref, @@ -676,7 +677,7 @@ class LibvirtConnTestCase(test.TestCase): "catchup") def test_get_guest_config_with_two_nics(self): - conn = libvirt_driver.LibvirtDriver(True) + conn = libvirt_driver.LibvirtDriver(fake.FakeVirtAPI(), True) instance_ref = db.instance_create(self.context, self.test_instance) cfg = conn.get_guest_config(instance_ref, @@ -708,7 +709,7 @@ class LibvirtConnTestCase(test.TestCase): def test_get_guest_config_with_root_device_name(self): self.flags(libvirt_type='uml') - conn = libvirt_driver.LibvirtDriver(True) + conn = libvirt_driver.LibvirtDriver(fake.FakeVirtAPI(), True) instance_ref = db.instance_create(self.context, self.test_instance) cfg = conn.get_guest_config(instance_ref, [], None, None, @@ -728,7 +729,7 @@ class LibvirtConnTestCase(test.TestCase): config.LibvirtConfigGuestConsole) def test_get_guest_config_with_block_device(self): - conn = libvirt_driver.LibvirtDriver(True) + conn = libvirt_driver.LibvirtDriver(fake.FakeVirtAPI(), True) instance_ref = db.instance_create(self.context, self.test_instance) conn_info = {'driver_volume_type': 'fake'} @@ -746,7 +747,7 @@ class LibvirtConnTestCase(test.TestCase): def test_get_guest_cpu_config_none(self): self.flags(libvirt_cpu_mode="none") - conn = libvirt_driver.LibvirtDriver(True) + conn = libvirt_driver.LibvirtDriver(fake.FakeVirtAPI(), True) instance_ref = db.instance_create(self.context, self.test_instance) conf = conn.get_guest_config(instance_ref, @@ -764,7 +765,7 @@ class LibvirtConnTestCase(test.TestCase): self.stubs.Set(libvirt.virConnect, "getLibVersion", get_lib_version_stub) - conn = libvirt_driver.LibvirtDriver(True) + conn = libvirt_driver.LibvirtDriver(fake.FakeVirtAPI(), True) instance_ref = db.instance_create(self.context, self.test_instance) conf = conn.get_guest_config(instance_ref, @@ -779,7 +780,7 @@ class LibvirtConnTestCase(test.TestCase): self.flags(libvirt_type="uml", libvirt_cpu_mode=None) - conn = libvirt_driver.LibvirtDriver(True) + conn = libvirt_driver.LibvirtDriver(fake.FakeVirtAPI(), True) instance_ref = db.instance_create(self.context, self.test_instance) conf = conn.get_guest_config(instance_ref, @@ -791,7 +792,7 @@ class LibvirtConnTestCase(test.TestCase): self.flags(libvirt_type="lxc", libvirt_cpu_mode=None) - conn = libvirt_driver.LibvirtDriver(True) + conn = libvirt_driver.LibvirtDriver(fake.FakeVirtAPI(), True) instance_ref = db.instance_create(self.context, self.test_instance) conf = conn.get_guest_config(instance_ref, @@ -806,7 +807,7 @@ class LibvirtConnTestCase(test.TestCase): self.stubs.Set(libvirt.virConnect, "getLibVersion", get_lib_version_stub) - conn = libvirt_driver.LibvirtDriver(True) + conn = libvirt_driver.LibvirtDriver(fake.FakeVirtAPI(), True) instance_ref = db.instance_create(self.context, self.test_instance) self.flags(libvirt_cpu_mode="host-passthrough") @@ -825,7 +826,7 @@ class LibvirtConnTestCase(test.TestCase): self.stubs.Set(libvirt.virConnect, "getLibVersion", get_lib_version_stub) - conn = libvirt_driver.LibvirtDriver(True) + conn = libvirt_driver.LibvirtDriver(fake.FakeVirtAPI(), True) instance_ref = db.instance_create(self.context, self.test_instance) self.flags(libvirt_cpu_mode="host-model") @@ -844,7 +845,7 @@ class LibvirtConnTestCase(test.TestCase): self.stubs.Set(libvirt.virConnect, "getLibVersion", get_lib_version_stub) - conn = libvirt_driver.LibvirtDriver(True) + conn = libvirt_driver.LibvirtDriver(fake.FakeVirtAPI(), True) instance_ref = db.instance_create(self.context, self.test_instance) self.flags(libvirt_cpu_mode="custom") @@ -863,7 +864,7 @@ class LibvirtConnTestCase(test.TestCase): self.stubs.Set(libvirt.virConnect, "getLibVersion", get_lib_version_stub) - conn = libvirt_driver.LibvirtDriver(True) + conn = libvirt_driver.LibvirtDriver(fake.FakeVirtAPI(), True) instance_ref = db.instance_create(self.context, self.test_instance) self.flags(libvirt_cpu_mode="host-passthrough") @@ -894,7 +895,7 @@ class LibvirtConnTestCase(test.TestCase): self.stubs.Set(libvirt_driver.LibvirtDriver, "get_host_capabilities", get_host_capabilities_stub) - conn = libvirt_driver.LibvirtDriver(True) + conn = libvirt_driver.LibvirtDriver(fake.FakeVirtAPI(), True) instance_ref = db.instance_create(self.context, self.test_instance) self.flags(libvirt_cpu_mode="host-model") @@ -914,7 +915,7 @@ class LibvirtConnTestCase(test.TestCase): self.stubs.Set(libvirt.virConnect, "getLibVersion", get_lib_version_stub) - conn = libvirt_driver.LibvirtDriver(True) + conn = libvirt_driver.LibvirtDriver(fake.FakeVirtAPI(), True) instance_ref = db.instance_create(self.context, self.test_instance) self.flags(libvirt_cpu_mode="custom") @@ -1038,7 +1039,7 @@ class LibvirtConnTestCase(test.TestCase): libvirt_driver.LibvirtDriver._conn.listDomainsID = lambda: [0, 1] self.mox.ReplayAll() - conn = libvirt_driver.LibvirtDriver(False) + conn = libvirt_driver.LibvirtDriver(fake.FakeVirtAPI(), False) instances = conn.list_instances() # Only one should be listed, since domain with ID 0 must be skiped self.assertEquals(len(instances), 1) @@ -1054,7 +1055,7 @@ class LibvirtConnTestCase(test.TestCase): libvirt_driver.LibvirtDriver._conn.listDomainsID = lambda: [0, 1] self.mox.ReplayAll() - conn = libvirt_driver.LibvirtDriver(False) + conn = libvirt_driver.LibvirtDriver(fake.FakeVirtAPI(), False) instances = conn.list_instances() # None should be listed, since we fake deleted the last one self.assertEquals(len(instances), 0) @@ -1107,7 +1108,7 @@ class LibvirtConnTestCase(test.TestCase): libvirt_driver.LibvirtDriver._conn.lookupByID = fake_lookup self.mox.ReplayAll() - conn = libvirt_driver.LibvirtDriver(False) + conn = libvirt_driver.LibvirtDriver(fake.FakeVirtAPI(), False) devices = conn.get_all_block_devices() self.assertEqual(devices, ['/path/to/dev/1', '/path/to/dev/3']) @@ -1168,7 +1169,7 @@ class LibvirtConnTestCase(test.TestCase): libvirt_driver.LibvirtDriver._conn.lookupByName = fake_lookup_name self.mox.ReplayAll() - conn = libvirt_driver.LibvirtDriver(False) + conn = libvirt_driver.LibvirtDriver(fake.FakeVirtAPI(), False) devices = conn.get_disks(conn.list_instances()[0]) self.assertEqual(devices, ['vda', 'vdb']) @@ -1201,7 +1202,7 @@ class LibvirtConnTestCase(test.TestCase): self.mox.ReplayAll() - conn = libvirt_driver.LibvirtDriver(False) + conn = libvirt_driver.LibvirtDriver(fake.FakeVirtAPI(), False) conn.snapshot(self.context, instance_ref, recv_meta['id']) snapshot = image_service.show(context, recv_meta['id']) @@ -1240,7 +1241,7 @@ class LibvirtConnTestCase(test.TestCase): self.mox.ReplayAll() - conn = libvirt_driver.LibvirtDriver(False) + conn = libvirt_driver.LibvirtDriver(fake.FakeVirtAPI(), False) conn.snapshot(self.context, instance_ref, recv_meta['id']) snapshot = image_service.show(context, recv_meta['id']) @@ -1279,7 +1280,7 @@ class LibvirtConnTestCase(test.TestCase): self.mox.ReplayAll() - conn = libvirt_driver.LibvirtDriver(False) + conn = libvirt_driver.LibvirtDriver(fake.FakeVirtAPI(), False) conn.snapshot(self.context, instance_ref, recv_meta['id']) snapshot = image_service.show(context, recv_meta['id']) @@ -1319,7 +1320,7 @@ class LibvirtConnTestCase(test.TestCase): self.mox.ReplayAll() - conn = libvirt_driver.LibvirtDriver(False) + conn = libvirt_driver.LibvirtDriver(fake.FakeVirtAPI(), False) conn.snapshot(self.context, instance_ref, recv_meta['id']) snapshot = image_service.show(context, recv_meta['id']) @@ -1354,7 +1355,7 @@ class LibvirtConnTestCase(test.TestCase): self.mox.ReplayAll() - conn = libvirt_driver.LibvirtDriver(False) + conn = libvirt_driver.LibvirtDriver(fake.FakeVirtAPI(), False) conn.snapshot(self.context, instance_ref, recv_meta['id']) snapshot = image_service.show(context, recv_meta['id']) @@ -1390,7 +1391,7 @@ class LibvirtConnTestCase(test.TestCase): self.mox.ReplayAll() - conn = libvirt_driver.LibvirtDriver(False) + conn = libvirt_driver.LibvirtDriver(fake.FakeVirtAPI(), False) conn.snapshot(self.context, instance_ref, recv_meta['id']) snapshot = image_service.show(context, recv_meta['id']) @@ -1428,7 +1429,7 @@ class LibvirtConnTestCase(test.TestCase): self.mox.ReplayAll() - conn = libvirt_driver.LibvirtDriver(False) + conn = libvirt_driver.LibvirtDriver(fake.FakeVirtAPI(), False) conn.snapshot(self.context, instance_ref, recv_meta['id']) snapshot = image_service.show(context, recv_meta['id']) @@ -1466,7 +1467,7 @@ class LibvirtConnTestCase(test.TestCase): self.mox.ReplayAll() - conn = libvirt_driver.LibvirtDriver(False) + conn = libvirt_driver.LibvirtDriver(fake.FakeVirtAPI(), False) conn.snapshot(self.context, instance_ref, recv_meta['id']) snapshot = image_service.show(context, recv_meta['id']) @@ -1499,7 +1500,7 @@ class LibvirtConnTestCase(test.TestCase): self.mox.ReplayAll() - conn = libvirt_driver.LibvirtDriver(False) + conn = libvirt_driver.LibvirtDriver(fake.FakeVirtAPI(), False) conn.snapshot(self.context, instance_ref, recv_meta['id']) snapshot = image_service.show(context, recv_meta['id']) @@ -1545,7 +1546,7 @@ class LibvirtConnTestCase(test.TestCase): self.create_fake_libvirt_mock() libvirt_driver.LibvirtDriver._conn.lookupByName = self.fake_lookup self.mox.ReplayAll() - conn = libvirt_driver.LibvirtDriver(False) + conn = libvirt_driver.LibvirtDriver(fake.FakeVirtAPI(), False) self.assertRaises(exception.VolumeDriverNotFound, conn.attach_volume, {"driver_volume_type": "badtype"}, @@ -1555,7 +1556,7 @@ class LibvirtConnTestCase(test.TestCase): def test_multi_nic(self): instance_data = dict(self.test_instance) network_info = _fake_network_info(self.stubs, 2) - conn = libvirt_driver.LibvirtDriver(True) + conn = libvirt_driver.LibvirtDriver(fake.FakeVirtAPI(), True) instance_ref = db.instance_create(self.context, instance_data) xml = conn.to_xml(instance_ref, network_info, None, False) tree = etree.fromstring(xml) @@ -1572,7 +1573,7 @@ class LibvirtConnTestCase(test.TestCase): instance_ref = db.instance_create(user_context, instance) self.flags(libvirt_type='lxc') - conn = libvirt_driver.LibvirtDriver(True) + conn = libvirt_driver.LibvirtDriver(fake.FakeVirtAPI(), True) self.assertEquals(conn.uri, 'lxc:///') @@ -1615,7 +1616,7 @@ class LibvirtConnTestCase(test.TestCase): for (libvirt_type, checks) in type_disk_map.iteritems(): self.flags(libvirt_type=libvirt_type) - conn = libvirt_driver.LibvirtDriver(True) + conn = libvirt_driver.LibvirtDriver(fake.FakeVirtAPI(), True) network_info = _fake_network_info(self.stubs, 1) xml = conn.to_xml(instance_ref, network_info) @@ -1651,9 +1652,8 @@ class LibvirtConnTestCase(test.TestCase): instance_ref = db.instance_create(user_context, self.test_instance) network_info = _fake_network_info(self.stubs, 1) - xml = libvirt_driver.LibvirtDriver(True).to_xml(instance_ref, - network_info, - image_meta) + xml = libvirt_driver.LibvirtDriver(fake.FakeVirtAPI(), True).to_xml( + instance_ref, network_info, image_meta) tree = etree.fromstring(xml) disks = tree.findall('./devices/disk/driver') for disk in disks: @@ -1663,9 +1663,8 @@ class LibvirtConnTestCase(test.TestCase): # The O_DIRECT availability is cached on first use in # LibvirtDriver, hence we re-create it here - xml = libvirt_driver.LibvirtDriver(True).to_xml(instance_ref, - network_info, - image_meta) + xml = libvirt_driver.LibvirtDriver(fake.FakeVirtAPI(), True).to_xml( + instance_ref, network_info, image_meta) tree = etree.fromstring(xml) disks = tree.findall('./devices/disk/driver') for disk in disks: @@ -1677,7 +1676,7 @@ class LibvirtConnTestCase(test.TestCase): instance_ref = db.instance_create(user_context, self.test_instance) network_info = _fake_network_info(self.stubs, 1) - xml = libvirt_driver.LibvirtDriver(True).to_xml( + xml = libvirt_driver.LibvirtDriver(fake.FakeVirtAPI(), True).to_xml( instance_ref, network_info, image_meta, @@ -1704,9 +1703,8 @@ class LibvirtConnTestCase(test.TestCase): instance_ref = db.instance_create(user_context, self.test_instance) network_info = _fake_network_info(self.stubs, 1) - xml = libvirt_driver.LibvirtDriver(True).to_xml(instance_ref, - network_info, - image_meta) + xml = libvirt_driver.LibvirtDriver(fake.FakeVirtAPI(), True).to_xml( + instance_ref, network_info, image_meta) tree = etree.fromstring(xml) self.assertEqual(tree.find('./uuid').text, instance_ref['uuid']) @@ -1818,7 +1816,7 @@ class LibvirtConnTestCase(test.TestCase): for (libvirt_type, (expected_uri, checks)) in type_uri_map.iteritems(): self.flags(libvirt_type=libvirt_type) - conn = libvirt_driver.LibvirtDriver(True) + conn = libvirt_driver.LibvirtDriver(fake.FakeVirtAPI(), True) self.assertEquals(conn.uri, expected_uri) @@ -1847,7 +1845,7 @@ class LibvirtConnTestCase(test.TestCase): self.flags(libvirt_uri=testuri) for (libvirt_type, (expected_uri, checks)) in type_uri_map.iteritems(): self.flags(libvirt_type=libvirt_type) - conn = libvirt_driver.LibvirtDriver(True) + conn = libvirt_driver.LibvirtDriver(fake.FakeVirtAPI(), True) self.assertEquals(conn.uri, testuri) db.instance_destroy(user_context, instance_ref['uuid']) @@ -1879,7 +1877,7 @@ class LibvirtConnTestCase(test.TestCase): # Start test self.mox.ReplayAll() try: - conn = libvirt_driver.LibvirtDriver(False) + conn = libvirt_driver.LibvirtDriver(fake.FakeVirtAPI(), False) self.stubs.Set(conn.firewall_driver, 'setup_basic_filtering', fake_none) @@ -1907,7 +1905,7 @@ class LibvirtConnTestCase(test.TestCase): instance_ref = db.instance_create(self.context, self.test_instance) dest = "fake_host_2" src = instance_ref['host'] - conn = libvirt_driver.LibvirtDriver(False) + conn = libvirt_driver.LibvirtDriver(fake.FakeVirtAPI(), False) compute_info = {'disk_available_least': 400, 'cpu_info': 'asdf', } @@ -1935,7 +1933,7 @@ class LibvirtConnTestCase(test.TestCase): instance_ref = db.instance_create(self.context, self.test_instance) dest = "fake_host_2" src = instance_ref['host'] - conn = libvirt_driver.LibvirtDriver(False) + conn = libvirt_driver.LibvirtDriver(fake.FakeVirtAPI(), False) compute_info = {'cpu_info': 'asdf'} filename = "file" @@ -1961,7 +1959,7 @@ class LibvirtConnTestCase(test.TestCase): instance_ref = db.instance_create(self.context, self.test_instance) dest = "fake_host_2" src = instance_ref['host'] - conn = libvirt_driver.LibvirtDriver(False) + conn = libvirt_driver.LibvirtDriver(fake.FakeVirtAPI(), False) compute_info = {'cpu_info': 'asdf'} self.mox.StubOutWithMock(conn, '_compare_cpu') @@ -1980,7 +1978,7 @@ class LibvirtConnTestCase(test.TestCase): "block_migration": True, "disk_over_commit": False, "disk_available_mb": 1024} - conn = libvirt_driver.LibvirtDriver(False) + conn = libvirt_driver.LibvirtDriver(fake.FakeVirtAPI(), False) self.mox.StubOutWithMock(conn, '_cleanup_shared_storage_test_file') conn._cleanup_shared_storage_test_file("file") @@ -1995,7 +1993,7 @@ class LibvirtConnTestCase(test.TestCase): "block_migration": True, "disk_over_commit": False, "disk_available_mb": 1024} - conn = libvirt_driver.LibvirtDriver(False) + conn = libvirt_driver.LibvirtDriver(fake.FakeVirtAPI(), False) self.mox.StubOutWithMock(conn, "_check_shared_storage_test_file") conn._check_shared_storage_test_file("file").AndReturn(False) @@ -2015,7 +2013,7 @@ class LibvirtConnTestCase(test.TestCase): "block_migration": True, "disk_over_commit": False, 'disk_available_mb': 1024} - conn = libvirt_driver.LibvirtDriver(False) + conn = libvirt_driver.LibvirtDriver(fake.FakeVirtAPI(), False) self.mox.StubOutWithMock(conn, "_check_shared_storage_test_file") conn._check_shared_storage_test_file("file").AndReturn(True) @@ -2031,7 +2029,7 @@ class LibvirtConnTestCase(test.TestCase): "block_migration": False, "disk_over_commit": False, 'disk_available_mb': 1024} - conn = libvirt_driver.LibvirtDriver(False) + conn = libvirt_driver.LibvirtDriver(fake.FakeVirtAPI(), False) self.mox.StubOutWithMock(conn, "_check_shared_storage_test_file") conn._check_shared_storage_test_file("file").AndReturn(False) @@ -2045,7 +2043,7 @@ class LibvirtConnTestCase(test.TestCase): instance_ref = db.instance_create(self.context, self.test_instance) dest = "fake_host_2" src = instance_ref['host'] - conn = libvirt_driver.LibvirtDriver(False) + conn = libvirt_driver.LibvirtDriver(fake.FakeVirtAPI(), False) self.mox.StubOutWithMock(conn, "_check_shared_storage_test_file") conn._check_shared_storage_test_file("file").AndReturn(False) @@ -2100,7 +2098,7 @@ class LibvirtConnTestCase(test.TestCase): #start test self.mox.ReplayAll() - conn = libvirt_driver.LibvirtDriver(False) + conn = libvirt_driver.LibvirtDriver(fake.FakeVirtAPI(), False) self.assertRaises(libvirt.libvirtError, conn._live_migration, self.context, instance_ref, 'dest', False, @@ -2120,7 +2118,7 @@ class LibvirtConnTestCase(test.TestCase): vol = {'block_device_mapping': [ {'connection_info': 'dummy', 'mount_device': '/dev/sda'}, {'connection_info': 'dummy', 'mount_device': '/dev/sdb'}]} - conn = libvirt_driver.LibvirtDriver(False) + conn = libvirt_driver.LibvirtDriver(fake.FakeVirtAPI(), False) class FakeNetworkInfo(): def fixed_ips(self): @@ -2174,7 +2172,7 @@ class LibvirtConnTestCase(test.TestCase): user_id=None).AndReturn(None) self.mox.ReplayAll() - conn = libvirt_driver.LibvirtDriver(False) + conn = libvirt_driver.LibvirtDriver(fake.FakeVirtAPI(), False) conn.pre_block_migration(self.context, instance_ref, dummyjson) @@ -2227,7 +2225,7 @@ class LibvirtConnTestCase(test.TestCase): '/test/disk.local').AndReturn((ret, '')) self.mox.ReplayAll() - conn = libvirt_driver.LibvirtDriver(False) + conn = libvirt_driver.LibvirtDriver(fake.FakeVirtAPI(), False) info = conn.get_instance_disk_info(instance_ref.name) info = jsonutils.loads(info) self.assertEquals(info[0]['type'], 'raw') @@ -2284,7 +2282,7 @@ class LibvirtConnTestCase(test.TestCase): # Start test self.mox.ReplayAll() - conn = libvirt_driver.LibvirtDriver(False) + conn = libvirt_driver.LibvirtDriver(fake.FakeVirtAPI(), False) self.stubs.Set(conn.firewall_driver, 'setup_basic_filtering', fake_none) @@ -2343,7 +2341,7 @@ class LibvirtConnTestCase(test.TestCase): libvirt_driver.LibvirtDriver._conn.lookupByName = fake_lookup libvirt_driver.libvirt_utils = fake_libvirt_utils - conn = libvirt_driver.LibvirtDriver(False) + conn = libvirt_driver.LibvirtDriver(fake.FakeVirtAPI(), False) output = conn.get_console_output(instance) self.assertEquals("foo", output) @@ -2388,12 +2386,12 @@ class LibvirtConnTestCase(test.TestCase): libvirt_driver.LibvirtDriver._flush_libvirt_console = _fake_flush libvirt_driver.libvirt_utils = fake_libvirt_utils - conn = libvirt_driver.LibvirtDriver(False) + conn = libvirt_driver.LibvirtDriver(fake.FakeVirtAPI(), False) output = conn.get_console_output(instance) self.assertEquals("foo", output) def test_get_host_ip_addr(self): - conn = libvirt_driver.LibvirtDriver(False) + conn = libvirt_driver.LibvirtDriver(fake.FakeVirtAPI(), False) ip = conn.get_host_ip_addr() self.assertEquals(ip, FLAGS.my_ip) @@ -2402,7 +2400,7 @@ class LibvirtConnTestCase(test.TestCase): (libvirt.VIR_ERR_SYSTEM_ERROR, libvirt.VIR_FROM_REMOTE), (libvirt.VIR_ERR_SYSTEM_ERROR, libvirt.VIR_FROM_RPC)): - conn = libvirt_driver.LibvirtDriver(False) + conn = libvirt_driver.LibvirtDriver(fake.FakeVirtAPI(), False) self.mox.StubOutWithMock(conn, "_wrapped_conn") self.mox.StubOutWithMock(conn._wrapped_conn, "getCapabilities") @@ -2422,7 +2420,7 @@ class LibvirtConnTestCase(test.TestCase): self.mox.UnsetStubs() def test_volume_in_mapping(self): - conn = libvirt_driver.LibvirtDriver(False) + conn = libvirt_driver.LibvirtDriver(fake.FakeVirtAPI(), False) swap = {'device_name': '/dev/sdb', 'swap_size': 1} ephemerals = [{'num': 0, @@ -2461,7 +2459,7 @@ class LibvirtConnTestCase(test.TestCase): def fake_lookup_by_name(instance_name): raise exception.InstanceNotFound() - conn = libvirt_driver.LibvirtDriver(False) + conn = libvirt_driver.LibvirtDriver(fake.FakeVirtAPI(), False) self.stubs.Set(conn, '_lookup_by_name', fake_lookup_by_name) instance = db.instance_create(self.context, self.test_instance) @@ -2480,7 +2478,7 @@ class LibvirtConnTestCase(test.TestCase): def fake_get_info(instance_name): return {'state': power_state.SHUTDOWN} - conn = libvirt_driver.LibvirtDriver(False) + conn = libvirt_driver.LibvirtDriver(fake.FakeVirtAPI(), False) self.stubs.Set(conn, '_lookup_by_name', fake_lookup_by_name) self.stubs.Set(conn, 'get_info', fake_get_info) instance = {"name": "instancename", "id": "instanceid", @@ -2501,7 +2499,7 @@ class LibvirtConnTestCase(test.TestCase): def fake_get_info(instance_name): return {'state': power_state.SHUTDOWN} - conn = libvirt_driver.LibvirtDriver(False) + conn = libvirt_driver.LibvirtDriver(fake.FakeVirtAPI(), False) self.stubs.Set(conn, '_lookup_by_name', fake_lookup_by_name) self.stubs.Set(conn, 'get_info', fake_get_info) instance = {"name": "instancename", "id": "instanceid", @@ -2524,7 +2522,7 @@ class LibvirtConnTestCase(test.TestCase): def fake_get_info(instance_name): return {'state': power_state.SHUTDOWN} - conn = libvirt_driver.LibvirtDriver(False) + conn = libvirt_driver.LibvirtDriver(fake.FakeVirtAPI(), False) self.stubs.Set(conn, '_lookup_by_name', fake_lookup_by_name) self.stubs.Set(conn, 'get_info', fake_get_info) instance = {"name": "instancename", "id": "instanceid", @@ -2546,7 +2544,7 @@ class LibvirtConnTestCase(test.TestCase): def fake_get_info(instance_name): return {'state': power_state.SHUTDOWN} - conn = libvirt_driver.LibvirtDriver(False) + conn = libvirt_driver.LibvirtDriver(fake.FakeVirtAPI(), False) self.stubs.Set(conn, '_lookup_by_name', fake_lookup_by_name) self.stubs.Set(conn, 'get_info', fake_get_info) instance = {"name": "instancename", "id": "instanceid", @@ -2564,7 +2562,7 @@ class LibvirtConnTestCase(test.TestCase): def fake_get_info(instance_name): raise exception.InstanceNotFound() - conn = libvirt_driver.LibvirtDriver(False) + conn = libvirt_driver.LibvirtDriver(fake.FakeVirtAPI(), False) self.stubs.Set(conn, '_lookup_by_name', fake_lookup_by_name) self.stubs.Set(conn, 'get_info', fake_get_info) instance = {"name": "instancename", "id": "instanceid", @@ -2574,7 +2572,7 @@ class LibvirtConnTestCase(test.TestCase): def test_available_least_handles_missing(self): """Ensure destroy calls managedSaveRemove for saved instance""" - conn = libvirt_driver.LibvirtDriver(False) + conn = libvirt_driver.LibvirtDriver(fake.FakeVirtAPI(), False) def list_instances(): return ['fake'] @@ -2589,7 +2587,7 @@ class LibvirtConnTestCase(test.TestCase): self.assertEqual(result, space / 1024 ** 3) def test_cpu_info(self): - conn = libvirt_driver.LibvirtDriver(True) + conn = libvirt_driver.LibvirtDriver(fake.FakeVirtAPI(), True) def get_host_capabilities_stub(self): cpu = config.LibvirtConfigCPU() @@ -2681,7 +2679,7 @@ class LibvirtConnTestCase(test.TestCase): self.mox.StubOutWithMock(libvirt_driver.LibvirtDriver, '_conn') libvirt_driver.LibvirtDriver._conn.lookupByName = fake_lookup_name - conn = libvirt_driver.LibvirtDriver(False) + conn = libvirt_driver.LibvirtDriver(fake.FakeVirtAPI(), False) actual = conn.get_diagnostics({"name": "testvirt"}) expect = {'vda_read': 688640L, 'vda_read_req': 169L, @@ -2761,7 +2759,7 @@ class LibvirtConnTestCase(test.TestCase): self.mox.StubOutWithMock(libvirt_driver.LibvirtDriver, '_conn') libvirt_driver.LibvirtDriver._conn.lookupByName = fake_lookup_name - conn = libvirt_driver.LibvirtDriver(False) + conn = libvirt_driver.LibvirtDriver(fake.FakeVirtAPI(), False) actual = conn.get_diagnostics({"name": "testvirt"}) expect = {'cpu0_time': 15340000000L, 'cpu1_time': 1640000000L, @@ -2835,7 +2833,7 @@ class LibvirtConnTestCase(test.TestCase): self.mox.StubOutWithMock(libvirt_driver.LibvirtDriver, '_conn') libvirt_driver.LibvirtDriver._conn.lookupByName = fake_lookup_name - conn = libvirt_driver.LibvirtDriver(False) + conn = libvirt_driver.LibvirtDriver(fake.FakeVirtAPI(), False) actual = conn.get_diagnostics({"name": "testvirt"}) expect = {'cpu0_time': 15340000000L, 'cpu1_time': 1640000000L, @@ -2911,7 +2909,7 @@ class LibvirtConnTestCase(test.TestCase): self.mox.StubOutWithMock(libvirt_driver.LibvirtDriver, '_conn') libvirt_driver.LibvirtDriver._conn.lookupByName = fake_lookup_name - conn = libvirt_driver.LibvirtDriver(False) + conn = libvirt_driver.LibvirtDriver(fake.FakeVirtAPI(), False) actual = conn.get_diagnostics({"name": "testvirt"}) expect = {'cpu0_time': 15340000000L, 'cpu1_time': 1640000000L, @@ -2993,7 +2991,7 @@ class LibvirtConnTestCase(test.TestCase): self.mox.StubOutWithMock(libvirt_driver.LibvirtDriver, '_conn') libvirt_driver.LibvirtDriver._conn.lookupByName = fake_lookup_name - conn = libvirt_driver.LibvirtDriver(False) + conn = libvirt_driver.LibvirtDriver(fake.FakeVirtAPI(), False) actual = conn.get_diagnostics({"name": "testvirt"}) expect = {'cpu0_time': 15340000000L, 'cpu1_time': 1640000000L, @@ -3024,7 +3022,7 @@ class LibvirtConnTestCase(test.TestCase): self.assertEqual(actual, expect) def test_get_instance_capabilities(self): - conn = libvirt_driver.LibvirtDriver(True) + conn = libvirt_driver.LibvirtDriver(fake.FakeVirtAPI(), True) def get_host_capabilities_stub(self): caps = config.LibvirtConfigCaps() @@ -3107,11 +3105,13 @@ class HostStateTestCase(test.TestCase): return HostStateTestCase.instance_caps def test_update_status(self): + virtapi = fake.FakeVirtAPI() self.mox.StubOutWithMock(libvirt_driver, 'LibvirtDriver') - libvirt_driver.LibvirtDriver(True).AndReturn(self.FakeConnection()) + libvirt_driver.LibvirtDriver(virtapi, True).AndReturn( + self.FakeConnection()) self.mox.ReplayAll() - hs = libvirt_driver.HostState(True) + hs = libvirt_driver.HostState(virtapi, True) stats = hs._stats self.assertEquals(stats["vcpus"], 1) self.assertEquals(stats["vcpus_used"], 0) @@ -3891,7 +3891,8 @@ class LibvirtDriverTestCase(test.TestCase): """Test for nova.virt.libvirt.libvirt_driver.LibvirtDriver.""" def setUp(self): super(LibvirtDriverTestCase, self).setUp() - self.libvirtconnection = libvirt_driver.LibvirtDriver(read_only=True) + self.libvirtconnection = libvirt_driver.LibvirtDriver( + fake.FakeVirtAPI(), read_only=True) def _create_instance(self, params=None): """Create a test instance""" diff --git a/nova/tests/test_powervm.py b/nova/tests/test_powervm.py index f40ef534c8cb..83a7514dbb55 100644 --- a/nova/tests/test_powervm.py +++ b/nova/tests/test_powervm.py @@ -117,7 +117,7 @@ class PowerVMDriverTestCase(test.TestCase): super(PowerVMDriverTestCase, self).setUp() self.stubs.Set(operator, 'get_powervm_operator', fake_get_powervm_operator) - self.powervm_connection = powervm_driver.PowerVMDriver() + self.powervm_connection = powervm_driver.PowerVMDriver(None) self.instance = self._create_instance() def _create_instance(self): diff --git a/nova/tests/test_virt_drivers.py b/nova/tests/test_virt_drivers.py index ec87c9111ab4..0d3a545d3fe9 100644 --- a/nova/tests/test_virt_drivers.py +++ b/nova/tests/test_virt_drivers.py @@ -20,12 +20,14 @@ import sys import traceback from nova.compute.manager import ComputeManager +from nova import db from nova import exception from nova.openstack.common import importutils from nova.openstack.common import log as logging from nova import test from nova.tests.image import fake as fake_image from nova.tests import utils as test_utils +from nova.virt import fake LOG = logging.getLogger(__name__) @@ -171,7 +173,8 @@ class VirtDriverLoaderTestCase(_FakeDriverBackendTestCase): class _VirtDriverTestCase(_FakeDriverBackendTestCase): def setUp(self): super(_VirtDriverTestCase, self).setUp() - self.connection = importutils.import_object(self.driver_module, '') + self.connection = importutils.import_object(self.driver_module, + fake.FakeVirtAPI()) self.ctxt = test_utils.get_test_admin_context() self.image_service = fake_image.FakeImageService() @@ -507,17 +510,7 @@ class _VirtDriverTestCase(_FakeDriverBackendTestCase): class AbstractDriverTestCase(_VirtDriverTestCase): def setUp(self): - from nova.virt.driver import ComputeDriver - self.driver_module = "nova.virt.driver.ComputeDriver" - - # TODO(sdague): the abstract driver doesn't have a constructor, - # add one now that the loader loads classes directly - def __new_init__(self, read_only=False): - super(ComputeDriver, self).__init__() - - ComputeDriver.__init__ = __new_init__ - super(AbstractDriverTestCase, self).setUp() diff --git a/nova/tests/test_vmwareapi.py b/nova/tests/test_vmwareapi.py index aa28f2762ae3..757ec2bf2f4c 100644 --- a/nova/tests/test_vmwareapi.py +++ b/nova/tests/test_vmwareapi.py @@ -50,7 +50,7 @@ class VMWareAPIVMTestCase(test.TestCase): vmwareapi_fake.reset() db_fakes.stub_out_db_instance_api(self.stubs) stubs.set_stubs(self.stubs) - self.conn = driver.VMWareESXDriver(False) + self.conn = driver.VMWareESXDriver(None, False) # NOTE(vish): none of the network plugging code is actually # being tested self.network_info = [({'bridge': 'fa0', diff --git a/nova/tests/test_xenapi.py b/nova/tests/test_xenapi.py index bd1bcd4f1726..94daf0b5cc4a 100644 --- a/nova/tests/test_xenapi.py +++ b/nova/tests/test_xenapi.py @@ -40,6 +40,7 @@ from nova.tests import fake_network from nova.tests import fake_utils import nova.tests.image.fake as fake_image from nova.tests.xenapi import stubs +from nova.virt import fake from nova.virt.xenapi import agent from nova.virt.xenapi import driver as xenapi_conn from nova.virt.xenapi import fake as xenapi_fake @@ -231,7 +232,7 @@ class XenAPIVolumeTestCase(stubs.XenAPITestBase): def test_attach_volume(self): """This shows how to test Ops classes' methods.""" stubs.stubout_session(self.stubs, stubs.FakeSessionForVolumeTests) - conn = xenapi_conn.XenAPIDriver(False) + conn = xenapi_conn.XenAPIDriver(fake.FakeVirtAPI(), False) volume = self._create_volume() instance = db.instance_create(self.context, self.instance_values) vm = xenapi_fake.create_vm(instance.name, 'Running') @@ -249,7 +250,7 @@ class XenAPIVolumeTestCase(stubs.XenAPITestBase): """This shows how to test when exceptions are raised.""" stubs.stubout_session(self.stubs, stubs.FakeSessionForVolumeFailedTests) - conn = xenapi_conn.XenAPIDriver(False) + conn = xenapi_conn.XenAPIDriver(fake.FakeVirtAPI(), False) volume = self._create_volume() instance = db.instance_create(self.context, self.instance_values) xenapi_fake.create_vm(instance.name, 'Running') @@ -283,7 +284,7 @@ class XenAPIVMTestCase(stubs.XenAPITestBase): self.user_id = 'fake' self.project_id = 'fake' self.context = context.RequestContext(self.user_id, self.project_id) - self.conn = xenapi_conn.XenAPIDriver(False) + self.conn = xenapi_conn.XenAPIDriver(fake.FakeVirtAPI(), False) fake_image.stub_out_image_service(self.stubs) set_image_fixtures() @@ -822,7 +823,7 @@ class XenAPIVMTestCase(stubs.XenAPITestBase): xenapi_fake.create_vbd(vm_ref, swap_vdi_ref, userdevice=1) xenapi_fake.create_vbd(vm_ref, root_vdi_ref, userdevice=0) - conn = xenapi_conn.XenAPIDriver(False) + conn = xenapi_conn.XenAPIDriver(fake.FakeVirtAPI(), False) image_meta = {'id': IMAGE_VHD, 'disk_format': 'vhd'} conn.rescue(self.context, instance, [], image_meta, '') @@ -839,7 +840,7 @@ class XenAPIVMTestCase(stubs.XenAPITestBase): def test_unrescue(self): instance = self._create_instance() - conn = xenapi_conn.XenAPIDriver(False) + conn = xenapi_conn.XenAPIDriver(fake.FakeVirtAPI(), False) # Unrescue expects the original instance to be powered off conn.power_off(instance) rescue_vm = xenapi_fake.create_vm(instance.name + '-rescue', 'Running') @@ -847,7 +848,7 @@ class XenAPIVMTestCase(stubs.XenAPITestBase): def test_unrescue_not_in_rescue(self): instance = self._create_instance() - conn = xenapi_conn.XenAPIDriver(False) + conn = xenapi_conn.XenAPIDriver(fake.FakeVirtAPI(), False) # Ensure that it will not unrescue a non-rescued instance. self.assertRaises(exception.InstanceNotInRescueMode, conn.unrescue, instance, None) @@ -863,25 +864,25 @@ class XenAPIVMTestCase(stubs.XenAPITestBase): def finish_revert_migration(self, instance): self.finish_revert_migration_called = True - conn = xenapi_conn.XenAPIDriver(False) + conn = xenapi_conn.XenAPIDriver(fake.FakeVirtAPI(), False) conn._vmops = VMOpsMock() conn.finish_revert_migration(instance, None) self.assertTrue(conn._vmops.finish_revert_migration_called) def test_reboot_hard(self): instance = self._create_instance() - conn = xenapi_conn.XenAPIDriver(False) + conn = xenapi_conn.XenAPIDriver(fake.FakeVirtAPI(), False) conn.reboot(instance, None, "HARD") def test_reboot_soft(self): instance = self._create_instance() - conn = xenapi_conn.XenAPIDriver(False) + conn = xenapi_conn.XenAPIDriver(fake.FakeVirtAPI(), False) conn.reboot(instance, None, "SOFT") def test_reboot_halted(self): session = xenapi_conn.XenAPISession('test_url', 'root', 'test_pass') instance = self._create_instance(spawn=False) - conn = xenapi_conn.XenAPIDriver(False) + conn = xenapi_conn.XenAPIDriver(fake.FakeVirtAPI(), False) xenapi_fake.create_vm(instance.name, 'Halted') conn.reboot(instance, None, "SOFT") vm_ref = vm_utils.lookup(session, instance.name) @@ -890,7 +891,7 @@ class XenAPIVMTestCase(stubs.XenAPITestBase): def test_reboot_unknown_state(self): instance = self._create_instance(spawn=False) - conn = xenapi_conn.XenAPIDriver(False) + conn = xenapi_conn.XenAPIDriver(fake.FakeVirtAPI(), False) xenapi_fake.create_vm(instance.name, 'Unknown') self.assertRaises(xenapi_fake.Failure, conn.reboot, instance, None, "SOFT") @@ -1019,7 +1020,7 @@ class XenAPIMigrateInstance(stubs.XenAPITestBase): stubs.stubout_session(self.stubs, stubs.FakeSessionForVMTests, product_version=(6, 0, 0), product_brand='XenServer') - conn = xenapi_conn.XenAPIDriver(False) + conn = xenapi_conn.XenAPIDriver(fake.FakeVirtAPI(), False) vdi_ref = xenapi_fake.create_vdi('hurr', 'fake') vdi_uuid = xenapi_fake.get_record('VDI', vdi_ref)['uuid'] conn._vmops._resize_instance(instance, @@ -1038,7 +1039,7 @@ class XenAPIMigrateInstance(stubs.XenAPITestBase): stubs.stubout_session(self.stubs, stubs.FakeSessionForVMTests, product_version=(1, 4, 99), product_brand='XCP') - conn = xenapi_conn.XenAPIDriver(False) + conn = xenapi_conn.XenAPIDriver(fake.FakeVirtAPI(), False) vdi_ref = xenapi_fake.create_vdi('hurr', 'fake') vdi_uuid = xenapi_fake.get_record('VDI', vdi_ref)['uuid'] conn._vmops._resize_instance(instance, @@ -1049,7 +1050,7 @@ class XenAPIMigrateInstance(stubs.XenAPITestBase): instance = db.instance_create(self.context, self.instance_values) xenapi_fake.create_vm(instance.name, 'Running') instance_type = db.instance_type_get_by_name(self.context, 'm1.large') - conn = xenapi_conn.XenAPIDriver(False) + conn = xenapi_conn.XenAPIDriver(fake.FakeVirtAPI(), False) conn.migrate_disk_and_power_off(self.context, instance, '127.0.0.1', instance_type, None) @@ -1062,7 +1063,7 @@ class XenAPIMigrateInstance(stubs.XenAPITestBase): raise exception.MigrationError(reason='test failure') self.stubs.Set(vmops.VMOps, "_migrate_vhd", fake_raise) - conn = xenapi_conn.XenAPIDriver(False) + conn = xenapi_conn.XenAPIDriver(fake.FakeVirtAPI(), False) self.assertRaises(exception.MigrationError, conn.migrate_disk_and_power_off, self.context, instance, @@ -1092,7 +1093,7 @@ class XenAPIMigrateInstance(stubs.XenAPITestBase): product_version=(4, 0, 0), product_brand='XenServer') - conn = xenapi_conn.XenAPIDriver(False) + conn = xenapi_conn.XenAPIDriver(fake.FakeVirtAPI(), False) network_info = fake_network.fake_get_instance_nw_info(self.stubs, spectacular=True) image_meta = {'id': instance.image_ref, 'disk_format': 'vhd'} @@ -1127,7 +1128,7 @@ class XenAPIMigrateInstance(stubs.XenAPITestBase): product_version=(4, 0, 0), product_brand='XenServer') - conn = xenapi_conn.XenAPIDriver(False) + conn = xenapi_conn.XenAPIDriver(fake.FakeVirtAPI(), False) network_info = fake_network.fake_get_instance_nw_info(self.stubs, spectacular=True) image_meta = {'id': instance.image_ref, 'disk_format': 'vhd'} @@ -1149,7 +1150,7 @@ class XenAPIMigrateInstance(stubs.XenAPITestBase): self.stubs.Set(stubs.FakeSessionForVMTests, "VDI_resize_online", fake_vdi_resize) - conn = xenapi_conn.XenAPIDriver(False) + conn = xenapi_conn.XenAPIDriver(fake.FakeVirtAPI(), False) network_info = fake_network.fake_get_instance_nw_info(self.stubs, spectacular=True) image_meta = {'id': instance.image_ref, 'disk_format': 'vhd'} @@ -1165,7 +1166,7 @@ class XenAPIMigrateInstance(stubs.XenAPITestBase): self.stubs.Set(stubs.FakeSessionForVMTests, "VDI_resize_online", fake_vdi_resize) - conn = xenapi_conn.XenAPIDriver(False) + conn = xenapi_conn.XenAPIDriver(fake.FakeVirtAPI(), False) network_info = fake_network.fake_get_instance_nw_info(self.stubs, spectacular=True) # Resize instance would be determined by the compute call @@ -1256,7 +1257,7 @@ class XenAPIHostTestCase(stubs.XenAPITestBase): xenapi_connection_password='test_pass') stubs.stubout_session(self.stubs, stubs.FakeSessionForVMTests) xenapi_fake.create_local_srs() - self.conn = xenapi_conn.XenAPIDriver(False) + self.conn = xenapi_conn.XenAPIDriver(fake.FakeVirtAPI(), False) def test_host_state(self): stats = self.conn.get_host_stats() @@ -1347,7 +1348,7 @@ class XenAPIAutoDiskConfigTestCase(stubs.XenAPITestBase): firewall_driver='nova.virt.xenapi.firewall.' 'Dom0IptablesFirewallDriver') stubs.stubout_session(self.stubs, stubs.FakeSessionForVMTests) - self.conn = xenapi_conn.XenAPIDriver(False) + self.conn = xenapi_conn.XenAPIDriver(fake.FakeVirtAPI(), False) self.user_id = 'fake' self.project_id = 'fake' @@ -1440,7 +1441,7 @@ class XenAPIGenerateLocal(stubs.XenAPITestBase): 'Dom0IptablesFirewallDriver') stubs.stubout_session(self.stubs, stubs.FakeSessionForVMTests) db_fakes.stub_out_db_instance_api(self.stubs) - self.conn = xenapi_conn.XenAPIDriver(False) + self.conn = xenapi_conn.XenAPIDriver(fake.FakeVirtAPI(), False) self.user_id = 'fake' self.project_id = 'fake' @@ -1528,7 +1529,7 @@ class XenAPIBWCountersTestCase(stubs.XenAPITestBase): firewall_driver='nova.virt.xenapi.firewall.' 'Dom0IptablesFirewallDriver') stubs.stubout_session(self.stubs, stubs.FakeSessionForVMTests) - self.conn = xenapi_conn.XenAPIDriver(False) + self.conn = xenapi_conn.XenAPIDriver(fake.FakeVirtAPI(), False) def _fake_get_vif_device_map(vm_rec): return vm_rec['_vifmap'] @@ -1661,7 +1662,7 @@ class XenAPIDom0IptablesFirewallTestCase(stubs.XenAPITestBase): test_case=self) self.context = context.RequestContext(self.user_id, self.project_id) self.network = importutils.import_object(FLAGS.network_manager) - self.conn = xenapi_conn.XenAPIDriver(False) + self.conn = xenapi_conn.XenAPIDriver(fake.FakeVirtAPI(), False) self.fw = self.conn._vmops.firewall_driver def _create_instance_ref(self): @@ -1987,7 +1988,7 @@ class XenAPIAggregateTestCase(stubs.XenAPITestBase): host_ref = xenapi_fake.get_all('host')[0] stubs.stubout_session(self.stubs, stubs.FakeSessionForVMTests) self.context = context.get_admin_context() - self.conn = xenapi_conn.XenAPIDriver(False) + self.conn = xenapi_conn.XenAPIDriver(fake.FakeVirtAPI(), False) self.compute = importutils.import_object(FLAGS.compute_manager) self.api = compute_api.AggregateAPI() values = {'name': 'test_aggr', @@ -2392,7 +2393,7 @@ class XenAPILiveMigrateTestCase(stubs.XenAPITestBase): def test_live_migration_calls_vmops(self): stubs.stubout_session(self.stubs, stubs.FakeSessionForVMTests) - self.conn = xenapi_conn.XenAPIDriver(False) + self.conn = xenapi_conn.XenAPIDriver(fake.FakeVirtAPI(), False) def fake_live_migrate(context, instance_ref, dest, post_method, recover_method, block_migration, migrate_data): @@ -2406,18 +2407,18 @@ class XenAPILiveMigrateTestCase(stubs.XenAPITestBase): def test_pre_live_migration(self): # ensure method is present stubs.stubout_session(self.stubs, stubs.FakeSessionForVMTests) - self.conn = xenapi_conn.XenAPIDriver(False) + self.conn = xenapi_conn.XenAPIDriver(fake.FakeVirtAPI(), False) self.conn.pre_live_migration(None, None, None, None) def test_post_live_migration_at_destination(self): # ensure method is present stubs.stubout_session(self.stubs, stubs.FakeSessionForVMTests) - self.conn = xenapi_conn.XenAPIDriver(False) + self.conn = xenapi_conn.XenAPIDriver(fake.FakeVirtAPI(), False) self.conn.post_live_migration_at_destination(None, None, None, None) def test_check_can_live_migrate_destination_with_block_migration(self): stubs.stubout_session(self.stubs, stubs.FakeSessionForVMTests) - self.conn = xenapi_conn.XenAPIDriver(False) + self.conn = xenapi_conn.XenAPIDriver(fake.FakeVirtAPI(), False) self.stubs.Set(vm_utils, "safe_find_sr", lambda _x: "asdf") @@ -2436,7 +2437,7 @@ class XenAPILiveMigrateTestCase(stubs.XenAPITestBase): def test_check_can_live_migrate_destination_block_migration_fails(self): stubs.stubout_session(self.stubs, stubs.FakeSessionForFailedMigrateTests) - self.conn = xenapi_conn.XenAPIDriver(False) + self.conn = xenapi_conn.XenAPIDriver(fake.FakeVirtAPI(), False) self.assertRaises(exception.MigrationError, self.conn.check_can_live_migrate_destination, self.context, {'host': 'host'}, @@ -2445,7 +2446,7 @@ class XenAPILiveMigrateTestCase(stubs.XenAPITestBase): def test_check_can_live_migrate_source_with_block_migrate(self): stubs.stubout_session(self.stubs, stubs.FakeSessionForVMTests) - self.conn = xenapi_conn.XenAPIDriver(False) + self.conn = xenapi_conn.XenAPIDriver(fake.FakeVirtAPI(), False) def fake_generate_vdi_map(destination_sr_ref, _vm_ref): pass @@ -2470,7 +2471,7 @@ class XenAPILiveMigrateTestCase(stubs.XenAPITestBase): def test_check_can_live_migrate_source_with_block_migrate_fails(self): stubs.stubout_session(self.stubs, stubs.FakeSessionForFailedMigrateTests) - self.conn = xenapi_conn.XenAPIDriver(False) + self.conn = xenapi_conn.XenAPIDriver(fake.FakeVirtAPI(), False) def fake_generate_vdi_map(destination_sr_ref, _vm_ref): pass @@ -2497,7 +2498,7 @@ class XenAPILiveMigrateTestCase(stubs.XenAPITestBase): def test_check_can_live_migrate_works(self): stubs.stubout_session(self.stubs, stubs.FakeSessionForVMTests) - self.conn = xenapi_conn.XenAPIDriver(False) + self.conn = xenapi_conn.XenAPIDriver(fake.FakeVirtAPI(), False) class fake_aggregate: def __init__(self): @@ -2514,7 +2515,7 @@ class XenAPILiveMigrateTestCase(stubs.XenAPITestBase): def test_check_can_live_migrate_fails(self): stubs.stubout_session(self.stubs, stubs.FakeSessionForVMTests) - self.conn = xenapi_conn.XenAPIDriver(False) + self.conn = xenapi_conn.XenAPIDriver(fake.FakeVirtAPI(), False) class fake_aggregate: def __init__(self): @@ -2532,7 +2533,7 @@ class XenAPILiveMigrateTestCase(stubs.XenAPITestBase): def test_live_migration(self): stubs.stubout_session(self.stubs, stubs.FakeSessionForVMTests) - self.conn = xenapi_conn.XenAPIDriver(False) + self.conn = xenapi_conn.XenAPIDriver(fake.FakeVirtAPI(), False) def fake_get_vm_opaque_ref(instance): return "fake_vm" @@ -2554,7 +2555,7 @@ class XenAPILiveMigrateTestCase(stubs.XenAPITestBase): def test_live_migration_on_failure(self): stubs.stubout_session(self.stubs, stubs.FakeSessionForVMTests) - self.conn = xenapi_conn.XenAPIDriver(False) + self.conn = xenapi_conn.XenAPIDriver(fake.FakeVirtAPI(), False) def fake_get_vm_opaque_ref(instance): return "fake_vm" @@ -2581,7 +2582,7 @@ class XenAPILiveMigrateTestCase(stubs.XenAPITestBase): def test_live_migration_calls_post_migration(self): stubs.stubout_session(self.stubs, stubs.FakeSessionForVMTests) - self.conn = xenapi_conn.XenAPIDriver(False) + self.conn = xenapi_conn.XenAPIDriver(fake.FakeVirtAPI(), False) def fake_generate_vdi_map(destination_sr_ref, _vm_ref): pass @@ -2608,7 +2609,7 @@ class XenAPILiveMigrateTestCase(stubs.XenAPITestBase): def test_live_migration_with_block_migration_raises_invalid_param(self): stubs.stubout_session(self.stubs, stubs.FakeSessionForVMTests) - self.conn = xenapi_conn.XenAPIDriver(False) + self.conn = xenapi_conn.XenAPIDriver(fake.FakeVirtAPI(), False) def fake_get_vm_opaque_ref(instance): return "fake_vm" @@ -2627,7 +2628,7 @@ class XenAPILiveMigrateTestCase(stubs.XenAPITestBase): def test_live_migration_with_block_migration_fails_migrate_send(self): stubs.stubout_session(self.stubs, stubs.FakeSessionForFailedMigrateTests) - self.conn = xenapi_conn.XenAPIDriver(False) + self.conn = xenapi_conn.XenAPIDriver(fake.FakeVirtAPI(), False) def fake_get_vm_opaque_ref(instance): return "fake_vm" @@ -2661,7 +2662,7 @@ class XenAPILiveMigrateTestCase(stubs.XenAPITestBase): stubs.stubout_session(self.stubs, Session) - conn = xenapi_conn.XenAPIDriver(False) + conn = xenapi_conn.XenAPIDriver(fake.FakeVirtAPI(), False) def fake_get_vm_opaque_ref(instance): return "fake_vm" @@ -2687,7 +2688,7 @@ class XenAPILiveMigrateTestCase(stubs.XenAPITestBase): def test_generate_vdi_map(self): stubs.stubout_session(self.stubs, xenapi_fake.SessionBase) - conn = xenapi_conn.XenAPIDriver(False) + conn = xenapi_conn.XenAPIDriver(fake.FakeVirtAPI(), False) vm_ref = "fake_vm_ref" @@ -2719,7 +2720,7 @@ class XenAPIInjectMetadataTestCase(stubs.XenAPITestBase): firewall_driver='nova.virt.xenapi.firewall.' 'Dom0IptablesFirewallDriver') stubs.stubout_session(self.stubs, stubs.FakeSessionForVMTests) - self.conn = xenapi_conn.XenAPIDriver(False) + self.conn = xenapi_conn.XenAPIDriver(fake.FakeVirtAPI(), False) self.xenstore = dict(persist={}, ephem={}) @@ -2890,7 +2891,7 @@ class VMOpsTestCase(test.TestCase): def test_check_resize_func_name_defaults_to_VDI_resize(self): session = self._get_mock_session(None, None) - ops = vmops.VMOps(session) + ops = vmops.VMOps(session, fake.FakeVirtAPI()) self.assertEquals( 'VDI.resize', diff --git a/nova/virt/baremetal/driver.py b/nova/virt/baremetal/driver.py index 166eacba66dd..c38b0f98bb47 100644 --- a/nova/virt/baremetal/driver.py +++ b/nova/virt/baremetal/driver.py @@ -37,7 +37,6 @@ from nova.compute import instance_types from nova.compute import power_state from nova.compute import vm_states from nova import context as nova_context -from nova import db from nova import exception from nova import flags from nova import notifications @@ -78,11 +77,11 @@ def _late_load_cheetah(): class BareMetalDriver(driver.ComputeDriver): - def __init__(self, read_only): + def __init__(self, virtapi, read_only): _late_load_cheetah() # Note that baremetal doesn't have a read-only connection # mode, so the read_only parameter is ignored - super(BareMetalDriver, self).__init__() + super(BareMetalDriver, self).__init__(virtapi) self.baremetal_nodes = nodes.get_baremetal_nodes() self._wrapped_conn = None self._host_state = None @@ -230,7 +229,7 @@ class BareMetalDriver(driver.ComputeDriver): try: LOG.debug(_("Key is injected but instance is not running yet"), instance=instance) - (old_ref, new_ref) = db.instance_update_and_get_original( + (old_ref, new_ref) = self.virtapi.instance_update( context, instance['uuid'], {'vm_state': vm_states.BUILDING}) notifications.send_update(context, old_ref, new_ref) @@ -239,7 +238,7 @@ class BareMetalDriver(driver.ComputeDriver): if state == power_state.RUNNING: LOG.debug(_('instance %s: booted'), instance['name'], instance=instance) - (old_ref, new_ref) = db.instance_update_and_get_original( + (old_ref, new_ref) = self.virtapi.instance_update( context, instance['uuid'], {'vm_state': vm_states.ACTIVE}) notifications.send_update(context, old_ref, new_ref) @@ -254,7 +253,7 @@ class BareMetalDriver(driver.ComputeDriver): except Exception: LOG.exception(_("Baremetal assignment is overcommitted."), instance=instance) - (old_ref, new_ref) = db.instance_update_and_get_original( + (old_ref, new_ref) = self.virtapi.instance_update( context, instance['uuid'], {'vm_state': vm_states.ERROR, 'power_state': power_state.FAILED}) diff --git a/nova/virt/driver.py b/nova/virt/driver.py index c78d063f9648..a2e48508c8f2 100644 --- a/nova/virt/driver.py +++ b/nova/virt/driver.py @@ -92,6 +92,9 @@ class ComputeDriver(object): "has_imagecache": False, } + def __init__(self, virtapi): + self.virtapi = virtapi + def init_host(self, host): """Initialize anything that is necessary for the driver to function, including catching up with currently running VM's on the given host.""" diff --git a/nova/virt/fake.py b/nova/virt/fake.py index 8c3253adc7f6..4be240792bdf 100644 --- a/nova/virt/fake.py +++ b/nova/virt/fake.py @@ -30,6 +30,7 @@ from nova import db from nova import exception from nova.openstack.common import log as logging from nova.virt import driver +from nova.virt import virtapi LOG = logging.getLogger(__name__) @@ -52,7 +53,8 @@ class FakeDriver(driver.ComputeDriver): """Fake hypervisor driver""" - def __init__(self, read_only=False): + def __init__(self, virtapi, read_only=False): + super(FakeDriver, self).__init__(virtapi) self.instances = {} self.host_status = { 'host_name-description': 'Fake Host', @@ -329,3 +331,10 @@ class FakeDriver(driver.ComputeDriver): def get_volume_connector(self, instance): return {'ip': '127.0.0.1', 'initiator': 'fake', 'host': 'fakehost'} + + +class FakeVirtAPI(virtapi.VirtAPI): + def instance_update(self, context, instance_uuid, updates): + return db.instance_update_and_get_original(context, + instance_uuid, + updates) diff --git a/nova/virt/hyperv/driver.py b/nova/virt/hyperv/driver.py index 3f43ca0a697a..6d9f66ff80c8 100644 --- a/nova/virt/hyperv/driver.py +++ b/nova/virt/hyperv/driver.py @@ -73,8 +73,8 @@ LOG = logging.getLogger(__name__) class HyperVDriver(driver.ComputeDriver): - def __init__(self): - super(HyperVDriver, self).__init__() + def __init__(self, virtapi): + super(HyperVDriver, self).__init__(virtapi) self._hostops = hostops.HostOps() self._volumeops = volumeops.VolumeOps() diff --git a/nova/virt/libvirt/driver.py b/nova/virt/libvirt/driver.py index 132a4b744ea4..97ce1710cda9 100644 --- a/nova/virt/libvirt/driver.py +++ b/nova/virt/libvirt/driver.py @@ -61,7 +61,6 @@ from nova.compute import instance_types from nova.compute import power_state from nova.compute import vm_mode from nova import context as nova_context -from nova import db from nova import exception from nova import flags from nova.image import glance @@ -257,8 +256,8 @@ class LibvirtDriver(driver.ComputeDriver): "has_imagecache": True, } - def __init__(self, read_only=False): - super(LibvirtDriver, self).__init__() + def __init__(self, virtapi, read_only=False): + super(LibvirtDriver, self).__init__(virtapi) global libvirt if libvirt is None: @@ -311,7 +310,7 @@ class LibvirtDriver(driver.ComputeDriver): @property def host_state(self): if not self._host_state: - self._host_state = HostState(self.read_only) + self._host_state = HostState(self.virtapi, self.read_only) return self._host_state def has_min_version(self, ver): @@ -1621,7 +1620,7 @@ class LibvirtDriver(driver.ComputeDriver): if ephemeral_device is not None: swap_device = self.default_third_device - db.instance_update( + self.virtapi.instance_update( nova_context.get_admin_context(), instance['uuid'], {'default_ephemeral_device': '/dev/' + self.default_second_device}) @@ -1646,7 +1645,7 @@ class LibvirtDriver(driver.ComputeDriver): block_device_info)): diskswap = disk_info('disk.swap', swap_device) devices.append(diskswap) - db.instance_update( + self.virtapi.instance_update( nova_context.get_admin_context(), instance['uuid'], {'default_swap_device': '/dev/' + swap_device}) @@ -1700,7 +1699,7 @@ class LibvirtDriver(driver.ComputeDriver): # NOTE(yamahata): # for nova.api.ec2.cloud.CloudController.get_metadata() root_device = self.default_root_device - db.instance_update( + self.virtapi.instance_update( nova_context.get_admin_context(), instance['uuid'], {'root_device_name': '/dev/' + self.default_root_device}) @@ -3008,11 +3007,12 @@ class LibvirtDriver(driver.ComputeDriver): class HostState(object): """Manages information about the compute node through libvirt""" - def __init__(self, read_only): + def __init__(self, virtapi, read_only): super(HostState, self).__init__() self.read_only = read_only self._stats = {} self.connection = None + self.virtapi = virtapi self.update_status() def get_host_stats(self, refresh=False): @@ -3027,7 +3027,7 @@ class HostState(object): """Retrieve status info from libvirt.""" LOG.debug(_("Updating host stats")) if self.connection is None: - self.connection = LibvirtDriver(self.read_only) + self.connection = LibvirtDriver(self.virtapi, self.read_only) data = {} data["vcpus"] = self.connection.get_vcpu_total() data["vcpus_used"] = self.connection.get_vcpu_used() diff --git a/nova/virt/powervm/driver.py b/nova/virt/powervm/driver.py index cd91a7299a5a..f4f26045edc0 100644 --- a/nova/virt/powervm/driver.py +++ b/nova/virt/powervm/driver.py @@ -18,7 +18,6 @@ from nova.compute import task_states from nova.compute import vm_states from nova import context as nova_context -from nova import db from nova import flags from nova.openstack.common import cfg @@ -59,8 +58,8 @@ class PowerVMDriver(driver.ComputeDriver): """PowerVM Implementation of Compute Driver.""" - def __init__(self): - super(PowerVMDriver, self).__init__() + def __init__(self, virtapi): + super(PowerVMDriver, self).__init__(virtapi) self._powervm = operator.PowerVMOperator() @property diff --git a/nova/virt/virtapi.py b/nova/virt/virtapi.py new file mode 100644 index 000000000000..15a45b7d91e5 --- /dev/null +++ b/nova/virt/virtapi.py @@ -0,0 +1,30 @@ +# vim: tabstop=4 shiftwidth=4 softtabstop=4 + +# Copyright 2012 IBM Corp. +# +# 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 nova import db + + +class VirtAPI(object): + def instance_update(self, context, instance_uuid, updates): + """Perform an instance update operation on behalf of a virt driver + :param context: security context + :param instance_uuid: uuid of the instance to be updated + :param updates: dict of attribute=value pairs to change + + Returns: orig_instance, new_instance + """ + raise NotImplementedError() diff --git a/nova/virt/vmwareapi/driver.py b/nova/virt/vmwareapi/driver.py index ec8673418e4f..e56f81213d10 100644 --- a/nova/virt/vmwareapi/driver.py +++ b/nova/virt/vmwareapi/driver.py @@ -100,8 +100,8 @@ class Failure(Exception): class VMWareESXDriver(driver.ComputeDriver): """The ESX host connection object.""" - def __init__(self, read_only=False, scheme="https"): - super(VMWareESXDriver, self).__init__() + def __init__(self, virtapi, read_only=False, scheme="https"): + super(VMWareESXDriver, self).__init__(virtapi) host_ip = FLAGS.vmwareapi_host_ip host_username = FLAGS.vmwareapi_host_username diff --git a/nova/virt/xenapi/driver.py b/nova/virt/xenapi/driver.py index 2ae4c27e93c9..612ae7f4195b 100644 --- a/nova/virt/xenapi/driver.py +++ b/nova/virt/xenapi/driver.py @@ -125,8 +125,8 @@ FLAGS.register_opts(xenapi_opts) class XenAPIDriver(driver.ComputeDriver): """A connection to XenServer or Xen Cloud Platform""" - def __init__(self, read_only=False): - super(XenAPIDriver, self).__init__() + def __init__(self, virtapi, read_only=False): + super(XenAPIDriver, self).__init__(virtapi) url = FLAGS.xenapi_connection_url username = FLAGS.xenapi_connection_username @@ -141,7 +141,7 @@ class XenAPIDriver(driver.ComputeDriver): self._volumeops = volumeops.VolumeOps(self._session) self._host_state = None self._host = host.Host(self._session) - self._vmops = vmops.VMOps(self._session) + self._vmops = vmops.VMOps(self._session, self.virtapi) self._initiator = None self._hypervisor_hostname = None self._pool = pool.ResourcePool(self._session) diff --git a/nova/virt/xenapi/vmops.py b/nova/virt/xenapi/vmops.py index 1f8cafa3b8df..7ccb23283e65 100644 --- a/nova/virt/xenapi/vmops.py +++ b/nova/virt/xenapi/vmops.py @@ -93,7 +93,7 @@ def cmp_version(a, b): return len(a) - len(b) -def make_step_decorator(context, instance): +def make_step_decorator(context, instance, instance_update): """Factory to create a decorator that records instance progress as a series of discrete steps. @@ -125,7 +125,7 @@ def make_step_decorator(context, instance): step_info['total'] * 100) LOG.debug(_("Updating progress to %(progress)d"), locals(), instance=instance) - db.instance_update(context, instance['uuid'], {'progress': progress}) + instance_update(context, instance['uuid'], {'progress': progress}) def step_decorator(f): step_info['total'] += 1 @@ -145,9 +145,10 @@ class VMOps(object): """ Management class for VM-related tasks """ - def __init__(self, session): + def __init__(self, session, virtapi): self.compute_api = compute.API() self._session = session + self._virtapi = virtapi self.poll_rescue_last_ran = None self.firewall_driver = firewall.load_driver( default=DEFAULT_FIREWALL_DRIVER, @@ -254,7 +255,8 @@ class VMOps(object): if name_label is None: name_label = instance['name'] - step = make_step_decorator(context, instance) + step = make_step_decorator(context, instance, + self._virtapi.instance_update) @step def determine_disk_image_type_step(undo_mgr): @@ -454,7 +456,8 @@ class VMOps(object): if instance['vm_mode'] != mode: # Update database with normalized (or determined) value - db.instance_update(context, instance['uuid'], {'vm_mode': mode}) + self._virtapi.instance_update(context, + instance['uuid'], {'vm_mode': mode}) vm_ref = vm_utils.create_vm(self._session, instance, name_label, kernel_file, ramdisk_file, use_pv_kernel) @@ -661,7 +664,8 @@ class VMOps(object): progress = round(float(step) / total_steps * 100) LOG.debug(_("Updating progress to %(progress)d"), locals(), instance=instance) - db.instance_update(context, instance['uuid'], {'progress': progress}) + self._virtapi.instance_update(context, instance['uuid'], + {'progress': progress}) def _migrate_disk_resizing_down(self, context, instance, dest, instance_type, vm_ref, sr_path):