def _test_spawn(self,
image_id,
kernel_id,
ramdisk_id,
instance_type="m1.large",
os_type="linux"):
stubs.stubout_session(self.stubs, stubs.FakeSessionForVMTests)
values = {
'name': 1,
'id': 1,
'project_id': self.project.id,
'user_id': self.user.id,
'image_id': image_id,
'kernel_id': kernel_id,
'ramdisk_id': ramdisk_id,
'instance_type': instance_type,
'mac_address': 'aa:bb:cc:dd:ee:ff',
'os_type': os_type
}
conn = xenapi_conn.get_connection(False)
instance = db.instance_create(values)
conn.spawn(instance)
self.create_vm_record(conn, os_type)
self.check_vm_record(conn)
def test_finish_migrate_no_resize_vdi(self):
instance = db.instance_create(self.context, self.values)
def fake_vdi_resize(*args, **kwargs):
raise Exception("This shouldn't be called")
self.stubs.Set(stubs.FakeSessionForMigrationTests,
"VDI_resize_online", fake_vdi_resize)
stubs.stubout_session(self.stubs, stubs.FakeSessionForMigrationTests)
stubs.stubout_loopingcall_start(self.stubs)
conn = xenapi_conn.get_connection(False)
network_info = [({'bridge': 'fa0', 'id': 0, 'injected': False},
{'broadcast': '192.168.0.255',
'dns': ['192.168.0.1'],
'gateway': '192.168.0.1',
'gateway6': 'dead:beef::1',
'ip6s': [{'enabled': '1',
'ip': 'dead:beef::dcad:beff:feef:0',
'netmask': '64'}],
'ips': [{'enabled': '1',
'ip': '192.168.0.100',
'netmask': '255.255.255.0'}],
'label': 'fake',
'mac': 'DE:AD:BE:EF:00:00',
'rxtx_cap': 3})]
# Resize instance would be determined by the compute call
conn.finish_migration(instance, dict(base_copy='hurr', cow='durr'),
network_info, resize_instance=False)
def test_finish_migrate_no_resize_vdi(self):
instance = db.instance_create(self.context, self.values)
def fake_vdi_resize(*args, **kwargs):
raise Exception("This shouldn't be called")
self.stubs.Set(stubs.FakeSessionForMigrationTests, "VDI_resize_online", fake_vdi_resize)
stubs.stubout_session(self.stubs, stubs.FakeSessionForMigrationTests)
stubs.stubout_loopingcall_start(self.stubs)
conn = xenapi_conn.get_connection(False)
network_info = [
(
{"bridge": "fa0", "id": 0, "injected": False},
{
"broadcast": "192.168.0.255",
"dns": ["192.168.0.1"],
"gateway": "192.168.0.1",
"gateway6": "dead:beef::1",
"ip6s": [{"enabled": "1", "ip": "dead:beef::dcad:beff:feef:0", "netmask": "64"}],
"ips": [{"enabled": "1", "ip": "192.168.0.100", "netmask": "255.255.255.0"}],
"label": "fake",
"mac": "DE:AD:BE:EF:00:00",
"rxtx_cap": 3,
},
)
]
# Resize instance would be determined by the compute call
conn.finish_migration(
self.context, instance, dict(base_copy="hurr", cow="durr"), network_info, resize_instance=False
)
def test_finish_migrate_no_local_storage(self):
tiny_type_id = \
instance_types.get_instance_type_by_name('m1.tiny')['id']
self.instance_values.update({'instance_type_id': tiny_type_id,
'local_gb': 0})
instance = db.instance_create(self.context, self.instance_values)
def fake_vdi_resize(*args, **kwargs):
raise Exception("This shouldn't be called")
self.stubs.Set(stubs.FakeSessionForMigrationTests,
"VDI_resize_online", fake_vdi_resize)
stubs.stubout_session(self.stubs, stubs.FakeSessionForMigrationTests)
stubs.stubout_loopingcall_start(self.stubs)
conn = xenapi_conn.get_connection(False)
network_info = [({'bridge': 'fa0', 'id': 0, 'injected': False},
{'broadcast': '192.168.0.255',
'dns': ['192.168.0.1'],
'gateway': '192.168.0.1',
'gateway6': 'dead:beef::1',
'ip6s': [{'enabled': '1',
'ip': 'dead:beef::dcad:beff:feef:0',
'netmask': '64'}],
'ips': [{'enabled': '1',
'ip': '192.168.0.100',
'netmask': '255.255.255.0'}],
'label': 'fake',
'mac': 'DE:AD:BE:EF:00:00',
'rxtx_cap': 3})]
conn.finish_migration(self.context, self.migration, instance,
dict(base_copy='hurr', cow='durr'),
network_info, resize_instance=True)
def setUp(self):
super(XenAPIVMTestCase, self).setUp()
self.manager = manager.AuthManager()
self.user = self.manager.create_user("fake", "fake", "fake", admin=True)
self.project = self.manager.create_project("fake", "fake", "fake")
self.network = utils.import_object(FLAGS.network_manager)
self.stubs = stubout.StubOutForTesting()
self.flags(
xenapi_connection_url="test_url", xenapi_connection_password="******", instance_name_template="%d"
)
xenapi_fake.reset()
xenapi_fake.create_local_srs()
xenapi_fake.create_local_pifs()
db_fakes.stub_out_db_instance_api(self.stubs)
xenapi_fake.create_network("fake", FLAGS.flat_network_bridge)
stubs.stubout_session(self.stubs, stubs.FakeSessionForVMTests)
stubs.stubout_get_this_vm_uuid(self.stubs)
stubs.stubout_stream_disk(self.stubs)
stubs.stubout_is_vdi_pv(self.stubs)
self.stubs.Set(VMOps, "reset_network", reset_network)
stubs.stub_out_vm_methods(self.stubs)
glance_stubs.stubout_glance_client(self.stubs, glance_stubs.FakeGlance)
fake_utils.stub_out_utils_execute(self.stubs)
self.context = context.RequestContext("fake", "fake", False)
self.conn = xenapi_conn.get_connection(False)
def test_migrate_disk_and_power_off(self):
instance = db.instance_create(self.context, self.instance_values)
instance_type = db.instance_type_get_by_name(self.context, 'm1.large')
stubs.stubout_session(self.stubs, stubs.FakeSessionForMigrationTests)
conn = xenapi_conn.get_connection(False)
conn.migrate_disk_and_power_off(self.context, instance,
'127.0.0.1', instance_type)
def setUp(self):
super(XenAPIVMTestCase, self).setUp()
self.network = utils.import_object(FLAGS.network_manager)
self.stubs = stubout.StubOutForTesting()
self.flags(xenapi_connection_url='test_url',
xenapi_connection_password='******',
instance_name_template='%d')
xenapi_fake.reset()
xenapi_fake.create_local_srs()
xenapi_fake.create_local_pifs()
db_fakes.stub_out_db_instance_api(self.stubs)
xenapi_fake.create_network('fake', FLAGS.flat_network_bridge)
stubs.stubout_session(self.stubs, stubs.FakeSessionForVMTests)
stubs.stubout_get_this_vm_uuid(self.stubs)
stubs.stubout_stream_disk(self.stubs)
stubs.stubout_is_vdi_pv(self.stubs)
self.stubs.Set(vmops.VMOps, 'reset_network', reset_network)
self.stubs.Set(vmops.VMOps, '_find_rescue_vbd_ref',
_find_rescue_vbd_ref)
stubs.stub_out_vm_methods(self.stubs)
glance_stubs.stubout_glance_client(self.stubs)
fake_utils.stub_out_utils_execute(self.stubs)
self.user_id = 'fake'
self.project_id = 'fake'
self.context = context.RequestContext(self.user_id, self.project_id)
self.conn = xenapi_conn.get_connection(False)
def test_finish_migrate_no_local_storage(self):
tiny_type_id = \
instance_types.get_instance_type_by_name('m1.tiny')['id']
self.instance_values.update({'instance_type_id': tiny_type_id,
'local_gb': 0})
instance = db.instance_create(self.context, self.instance_values)
def fake_vdi_resize(*args, **kwargs):
raise Exception("This shouldn't be called")
self.stubs.Set(stubs.FakeSessionForMigrationTests,
"VDI_resize_online", fake_vdi_resize)
stubs.stubout_session(self.stubs, stubs.FakeSessionForMigrationTests)
stubs.stubout_loopingcall_start(self.stubs)
conn = xenapi_conn.get_connection(False)
network_info = [({'bridge': 'fa0', 'id': 0, 'injected': False},
{'broadcast': '192.168.0.255',
'dns': ['192.168.0.1'],
'gateway': '192.168.0.1',
'gateway6': 'dead:beef::1',
'ip6s': [{'enabled': '1',
'ip': 'dead:beef::dcad:beff:feef:0',
'netmask': '64'}],
'ips': [{'enabled': '1',
'ip': '192.168.0.100',
'netmask': '255.255.255.0'}],
'label': 'fake',
'mac': 'DE:AD:BE:EF:00:00',
'rxtx_cap': 3})]
image_meta = {'id': instance.image_ref, 'disk_format': 'vhd'}
conn.finish_migration(self.context, self.migration, instance,
dict(base_copy='hurr', cow='durr'),
network_info, image_meta, resize_instance=True)
def setUp(self):
super(XenAPIManagedDiskTestCase, self).setUp()
self.stubs = stubout.StubOutForTesting()
self.flags(target_host='127.0.0.1',
xenapi_connection_url='test_url',
xenapi_connection_password='******')
stubs.stubout_session(self.stubs, stubs.FakeSessionForVMTests)
xenapi_fake.reset()
self.conn = xenapi_conn.get_connection(False)
self.user_id = 'fake'
self.project_id = 'fake'
self.instance_values = {'id': 1,
'project_id': self.project_id,
'user_id': self.user_id,
'image_ref': 1,
'kernel_id': 2,
'ramdisk_id': 3,
'local_gb': 20,
'instance_type_id': '3', # m1.large
'os_type': 'linux',
'architecture': 'x86-64'}
self.context = context.RequestContext(self.user_id, self.project_id)
@classmethod
def fake_create_vbd(cls, session, vm_ref, vdi_ref, userdevice,
bootable=True):
pass
self.stubs.Set(vm_utils.VMHelper, "create_vbd", fake_create_vbd)
def setUp(self):
super(XenAPIVMTestCase, self).setUp()
self.network = utils.import_object(FLAGS.network_manager)
self.stubs = stubout.StubOutForTesting()
self.flags(xenapi_connection_url='test_url',
xenapi_connection_password='******',
instance_name_template='%d')
xenapi_fake.reset()
xenapi_fake.create_local_srs()
xenapi_fake.create_local_pifs()
db_fakes.stub_out_db_instance_api(self.stubs)
xenapi_fake.create_network('fake', FLAGS.flat_network_bridge)
stubs.stubout_session(self.stubs, stubs.FakeSessionForVMTests)
stubs.stubout_get_this_vm_uuid(self.stubs)
stubs.stubout_stream_disk(self.stubs)
stubs.stubout_is_vdi_pv(self.stubs)
self.stubs.Set(vmops.VMOps, 'reset_network', reset_network)
self.stubs.Set(vmops.VMOps, '_find_rescue_vbd_ref',
_find_rescue_vbd_ref)
stubs.stub_out_vm_methods(self.stubs)
glance_stubs.stubout_glance_client(self.stubs)
fake_utils.stub_out_utils_execute(self.stubs)
self.user_id = 'fake'
self.project_id = 'fake'
self.context = context.RequestContext(self.user_id, self.project_id)
self.conn = xenapi_conn.get_connection(False)
def test_migrate_disk_and_power_off(self):
instance = db.instance_create(self.context, self.instance_values)
instance_type = db.instance_type_get_by_name(self.context, 'm1.large')
stubs.stubout_session(self.stubs, stubs.FakeSessionForMigrationTests)
conn = xenapi_conn.get_connection(False)
conn.migrate_disk_and_power_off(self.context, instance,
'127.0.0.1', instance_type)
def setUp(self):
super(XenAPIAutoDiskConfigTestCase, self).setUp()
self.stubs = stubout.StubOutForTesting()
self.flags(target_host='127.0.0.1',
xenapi_connection_url='test_url',
xenapi_connection_password='******')
stubs.stubout_session(self.stubs, stubs.FakeSessionForVMTests)
xenapi_fake.reset()
self.conn = xenapi_conn.get_connection(False)
self.user_id = 'fake'
self.project_id = 'fake'
self.instance_values = {'id': 1,
'project_id': self.project_id,
'user_id': self.user_id,
'image_ref': 1,
'kernel_id': 2,
'ramdisk_id': 3,
'local_gb': 20,
'instance_type_id': '3', # m1.large
'os_type': 'linux',
'architecture': 'x86-64'}
self.context = context.RequestContext(self.user_id, self.project_id)
@classmethod
def fake_create_vbd(cls, session, vm_ref, vdi_ref, userdevice,
bootable=True):
pass
self.stubs.Set(volume_utils.VolumeHelper,
"create_vbd",
fake_create_vbd)
def test_attach_volume_raise_exception(self):
"""This shows how to test when exceptions are raised."""
stubs.stubout_session(self.stubs, stubs.FakeSessionForVolumeFailedTests)
conn = xenapi_conn.get_connection(False)
volume = self._create_volume()
instance = db.instance_create(self.context, self.values)
xenapi_fake.create_vm(instance.name, "Running")
self.assertRaises(Exception, conn.attach_volume, instance.name, volume["id"], "/dev/sdc")
def test_attach_volume_raise_exception(self):
"""This shows how to test when exceptions are raised."""
stubs.stubout_session(self.stubs,
stubs.FakeSessionForVolumeFailedTests)
conn = xenapi_conn.get_connection(False)
volume = self._create_volume()
instance = db.instance_create(self.context, self.values)
xenapi_fake.create_vm(instance.name, 'Running')
self.assertRaises(Exception, conn.attach_volume, instance.name,
volume['id'], '/dev/sdc')
def test_finish_migrate(self):
instance = db.instance_create(self.context, self.values)
self.called = False
self.fake_vm_start_called = False
def fake_vm_start(*args, **kwargs):
self.fake_vm_start_called = True
def fake_vdi_resize(*args, **kwargs):
self.called = True
self.stubs.Set(stubs.FakeSessionForMigrationTests, "VDI_resize_online",
fake_vdi_resize)
self.stubs.Set(vmops.VMOps, '_start', fake_vm_start)
stubs.stubout_session(self.stubs, stubs.FakeSessionForMigrationTests)
stubs.stubout_loopingcall_start(self.stubs)
conn = xenapi_conn.get_connection(False)
network_info = [({
'bridge': 'fa0',
'id': 0,
'injected': False
}, {
'broadcast':
'192.168.0.255',
'dns': ['192.168.0.1'],
'gateway':
'192.168.0.1',
'gateway6':
'dead:beef::1',
'ip6s': [{
'enabled': '1',
'ip': 'dead:beef::dcad:beff:feef:0',
'netmask': '64'
}],
'ips': [{
'enabled': '1',
'ip': '192.168.0.100',
'netmask': '255.255.255.0'
}],
'label':
'fake',
'mac':
'DE:AD:BE:EF:00:00',
'rxtx_cap':
3
})]
conn.finish_migration(self.context,
instance,
dict(base_copy='hurr', cow='durr'),
network_info,
resize_instance=True)
self.assertEqual(self.called, True)
self.assertEqual(self.fake_vm_start_called, True)
def setUp(self):
super(XenAPIBWUsageTestCase, self).setUp()
self.stubs = stubout.StubOutForTesting()
self.stubs.Set(vm_utils.VMHelper, "compile_metrics",
XenAPIBWUsageTestCase._fake_compile_metrics)
self.flags(target_host='127.0.0.1',
xenapi_connection_url='test_url',
xenapi_connection_password='******')
stubs.stubout_session(self.stubs, stubs.FakeSessionForVMTests)
xenapi_fake.reset()
self.conn = xenapi_conn.get_connection(False)
def setUp(self):
super(XenAPIBWUsageTestCase, self).setUp()
self.stubs = stubout.StubOutForTesting()
self.stubs.Set(vm_utils.VMHelper, "compile_metrics",
XenAPIBWUsageTestCase._fake_compile_metrics)
self.flags(target_host='127.0.0.1',
xenapi_connection_url='test_url',
xenapi_connection_password='******')
stubs.stubout_session(self.stubs, stubs.FakeSessionForVMTests)
xenapi_fake.reset()
self.conn = xenapi_conn.get_connection(False)
def test_migrate_disk_and_power_off_passes_exceptions(self):
instance = db.instance_create(self.context, self.instance_values)
stubs.stubout_session(self.stubs, stubs.FakeSessionForMigrationTests)
def fake_raise(*args, **kwargs):
raise exception.MigrationError(reason='test failure')
self.stubs.Set(vmops.VMOps, "_migrate_vhd", fake_raise)
conn = xenapi_conn.get_connection(False)
self.assertRaises(exception.MigrationError,
conn.migrate_disk_and_power_off,
self.context, instance, '127.0.0.1')
def test_migrate_disk_and_power_off_passes_exceptions(self):
instance = db.instance_create(self.context, self.instance_values)
instance_type = db.instance_type_get_by_name(self.context, 'm1.large')
stubs.stubout_session(self.stubs, stubs.FakeSessionForMigrationTests)
def fake_raise(*args, **kwargs):
raise exception.MigrationError(reason='test failure')
self.stubs.Set(vmops.VMOps, "_migrate_vhd", fake_raise)
conn = xenapi_conn.get_connection(False)
self.assertRaises(exception.MigrationError,
conn.migrate_disk_and_power_off,
self.context, instance, '127.0.0.1', instance_type)
def test_revert_migration(self):
instance = self._create_instance()
class VMOpsMock:
def __init__(self):
self.revert_migration_called = False
def revert_migration(self, instance):
self.revert_migration_called = True
stubs.stubout_session(self.stubs, stubs.FakeSessionForMigrationTests)
conn = xenapi_conn.get_connection(False)
conn._vmops = VMOpsMock()
conn.revert_migration(instance)
self.assertTrue(conn._vmops.revert_migration_called)
def test_resize_xenserver_6(self):
instance = db.instance_create(self.context, self.instance_values)
called = {'resize': False}
def fake_vdi_resize(*args, **kwargs):
called['resize'] = True
self.stubs.Set(stubs.FakeSessionForMigrationTests,
"VDI_resize", fake_vdi_resize)
stubs.stubout_session(self.stubs,
stubs.FakeSessionForMigrationTests,
product_version=(6, 0, 0))
stubs.stubout_loopingcall_start(self.stubs)
conn = xenapi_conn.get_connection(False)
conn._vmops._resize_instance(instance, '')
self.assertEqual(called['resize'], True)
def test_revert_migration(self):
instance = self._create_instance()
class VMOpsMock():
def __init__(self):
self.revert_migration_called = False
def revert_migration(self, instance):
self.revert_migration_called = True
stubs.stubout_session(self.stubs, stubs.FakeSessionForMigrationTests)
conn = xenapi_conn.get_connection(False)
conn._vmops = VMOpsMock()
conn.revert_migration(instance)
self.assertTrue(conn._vmops.revert_migration_called)
def test_resize_xenserver_6(self):
instance = db.instance_create(self.context, self.values)
called = {'resize': False}
def fake_vdi_resize(*args, **kwargs):
called['resize'] = True
self.stubs.Set(stubs.FakeSessionForMigrationTests, "VDI_resize",
fake_vdi_resize)
stubs.stubout_session(self.stubs,
stubs.FakeSessionForMigrationTests,
product_version=(6, 0, 0))
stubs.stubout_loopingcall_start(self.stubs)
conn = xenapi_conn.get_connection(False)
conn._vmops.resize_instance(instance, '')
self.assertEqual(called['resize'], True)
def test_revert_migrate(self):
instance = db.instance_create(self.context, self.instance_values)
self.called = False
self.fake_vm_start_called = False
self.fake_finish_revert_migration_called = False
def fake_vm_start(*args, **kwargs):
self.fake_vm_start_called = True
def fake_vdi_resize(*args, **kwargs):
self.called = True
def fake_finish_revert_migration(*args, **kwargs):
self.fake_finish_revert_migration_called = True
self.stubs.Set(stubs.FakeSessionForMigrationTests,
"VDI_resize_online", fake_vdi_resize)
self.stubs.Set(vmops.VMOps, '_start', fake_vm_start)
self.stubs.Set(vmops.VMOps, 'finish_revert_migration',
fake_finish_revert_migration)
stubs.stubout_session(self.stubs, stubs.FakeSessionForMigrationTests)
stubs.stubout_loopingcall_start(self.stubs)
conn = xenapi_conn.get_connection(False)
network_info = [({'bridge': 'fa0', 'id': 0, 'injected': False},
{'broadcast': '192.168.0.255',
'dns': ['192.168.0.1'],
'gateway': '192.168.0.1',
'gateway_v6': 'dead:beef::1',
'ip6s': [{'enabled': '1',
'ip': 'dead:beef::dcad:beff:feef:0',
'netmask': '64'}],
'ips': [{'enabled': '1',
'ip': '192.168.0.100',
'netmask': '255.255.255.0'}],
'label': 'fake',
'mac': 'DE:AD:BE:EF:00:00',
'rxtx_cap': 3})]
image_meta = {'id': instance.image_ref, 'disk_format': 'vhd'}
conn.finish_migration(self.context, self.migration, instance,
dict(base_copy='hurr', cow='durr'),
network_info, image_meta, resize_instance=True)
self.assertEqual(self.called, True)
self.assertEqual(self.fake_vm_start_called, True)
conn.finish_revert_migration(instance)
self.assertEqual(self.fake_finish_revert_migration_called, True)
def _test_spawn(self, image_id, kernel_id, ramdisk_id,
instance_type="m1.large"):
stubs.stubout_session(self.stubs, stubs.FakeSessionForVMTests)
values = {'name': 1,
'id': 1,
'project_id': self.project.id,
'user_id': self.user.id,
'image_id': image_id,
'kernel_id': kernel_id,
'ramdisk_id': ramdisk_id,
'instance_type': instance_type,
'mac_address': 'aa:bb:cc:dd:ee:ff',
}
conn = xenapi_conn.get_connection(False)
instance = db.instance_create(values)
conn.spawn(instance)
self.check_vm_record(conn)
def test_revert_migrate(self):
instance = db.instance_create(self.context, self.values)
self.called = False
self.fake_vm_start_called = False
self.fake_revert_migration_called = False
def fake_vm_start(*args, **kwargs):
self.fake_vm_start_called = True
def fake_vdi_resize(*args, **kwargs):
self.called = True
def fake_revert_migration(*args, **kwargs):
self.fake_revert_migration_called = True
self.stubs.Set(stubs.FakeSessionForMigrationTests, "VDI_resize_online", fake_vdi_resize)
self.stubs.Set(vmops.VMOps, "_start", fake_vm_start)
self.stubs.Set(vmops.VMOps, "revert_migration", fake_revert_migration)
stubs.stubout_session(self.stubs, stubs.FakeSessionForMigrationTests)
stubs.stubout_loopingcall_start(self.stubs)
conn = xenapi_conn.get_connection(False)
network_info = [
(
{"bridge": "fa0", "id": 0, "injected": False},
{
"broadcast": "192.168.0.255",
"dns": ["192.168.0.1"],
"gateway": "192.168.0.1",
"gateway6": "dead:beef::1",
"ip6s": [{"enabled": "1", "ip": "dead:beef::dcad:beff:feef:0", "netmask": "64"}],
"ips": [{"enabled": "1", "ip": "192.168.0.100", "netmask": "255.255.255.0"}],
"label": "fake",
"mac": "DE:AD:BE:EF:00:00",
"rxtx_cap": 3,
},
)
]
conn.finish_migration(
self.context, instance, dict(base_copy="hurr", cow="durr"), network_info, resize_instance=True
)
self.assertEqual(self.called, True)
self.assertEqual(self.fake_vm_start_called, True)
conn.revert_migration(instance)
self.assertEqual(self.fake_revert_migration_called, True)
def test_attach_volume(self):
"""This shows how to test Ops classes' methods."""
stubs.stubout_session(self.stubs, stubs.FakeSessionForVolumeTests)
conn = xenapi_conn.get_connection(False)
volume = self._create_volume()
instance = db.instance_create(self.context, self.values)
vm = xenapi_fake.create_vm(instance.name, 'Running')
result = conn.attach_volume(instance.name, volume['id'], '/dev/sdc')
def check():
# check that the VM has a VBD attached to it
# Get XenAPI record for VBD
vbds = xenapi_fake.get_all('VBD')
vbd = xenapi_fake.get_record('VBD', vbds[0])
vm_ref = vbd['VM']
self.assertEqual(vm_ref, vm)
check()
def get_connection(read_only=False):
"""
Returns an object representing the connection to a virtualization
platform.
This could be :mod:`nova.virt.fake.FakeConnection` in test mode,
a connection to KVM, QEMU, or UML via :mod:`libvirt_conn`, or a connection
to XenServer or Xen Cloud Platform via :mod:`xenapi`.
Any object returned here must conform to the interface documented by
:mod:`FakeConnection`.
**Related flags**
:connection_type: A string literal that falls through a if/elif structure
to determine what virtualization mechanism to use.
Values may be
* fake
* libvirt
* xenapi
"""
# TODO(termie): maybe lazy load after initial check for permissions
# TODO(termie): check whether we can be disconnected
t = FLAGS.connection_type
if t == 'fake':
conn = fake.get_connection(read_only)
elif t == 'libvirt':
conn = libvirt_conn.get_connection(read_only)
elif t == 'xenapi':
conn = xenapi_conn.get_connection(read_only)
elif t == 'hyperv':
conn = hyperv.get_connection(read_only)
elif t == 'vmwareapi':
conn = vmwareapi_conn.get_connection(read_only)
elif t == 'openvz':
conn = openvz_conn.get_connection(read_only)
else:
raise Exception('Unknown connection type "%s"' % t)
if conn is None:
LOG.error(_('Failed to open connection to the hypervisor'))
sys.exit(1)
return utils.check_isinstance(conn, driver.ComputeDriver)
def get_connection(read_only=False):
"""
Returns an object representing the connection to a virtualization
platform.
This could be :mod:`nova.virt.fake.FakeConnection` in test mode,
a connection to KVM, QEMU, or UML via :mod:`libvirt_conn`, or a connection
to XenServer or Xen Cloud Platform via :mod:`xenapi`.
Any object returned here must conform to the interface documented by
:mod:`FakeConnection`.
**Related flags**
:connection_type: A string literal that falls through a if/elif structure
to determine what virtualization mechanism to use.
Values may be
* fake
* libvirt
* xenapi
"""
# TODO(termie): maybe lazy load after initial check for permissions
# TODO(termie): check whether we can be disconnected
t = FLAGS.connection_type
if t == 'fake':
conn = fake.get_connection(read_only)
elif t == 'libvirt':
conn = libvirt_conn.get_connection(read_only)
elif t == 'xenapi':
conn = xenapi_conn.get_connection(read_only)
elif t == 'hyperv':
conn = hyperv.get_connection(read_only)
elif t == 'vmwareapi':
conn = vmwareapi_conn.get_connection(read_only)
elif t == 'openvz':
conn = openvz_conn.get_connection(read_only)
else:
raise Exception('Unknown connection type "%s"' % t)
if conn is None:
LOG.error(_('Failed to open connection to the hypervisor'))
sys.exit(1)
return utils.check_isinstance(conn, driver.ComputeDriver)
def test_finish_resize(self):
instance = db.instance_create(self.context, self.values)
stubs.stubout_session(self.stubs, stubs.FakeSessionForMigrationTests)
stubs.stubout_loopingcall_start(self.stubs)
conn = xenapi_conn.get_connection(False)
network_info = [({'bridge': 'fa0', 'id': 0, 'injected': False},
{'broadcast': '192.168.0.255',
'dns': ['192.168.0.1'],
'gateway': '192.168.0.1',
'gateway6': 'dead:beef::1',
'ip6s': [{'enabled': '1',
'ip': 'dead:beef::dcad:beff:feef:0',
'netmask': '64'}],
'ips': [{'enabled': '1',
'ip': '192.168.0.100',
'netmask': '255.255.255.0'}],
'label': 'fake',
'mac': 'DE:AD:BE:EF:00:00',
'rxtx_cap': 3})]
conn.finish_resize(instance, dict(base_copy='hurr', cow='durr'),
network_info)
def setUp(self):
super(XenAPIVMTestCase, self).setUp()
self.manager = manager.AuthManager()
self.user = self.manager.create_user('fake', 'fake', 'fake',
admin=True)
self.project = self.manager.create_project('fake', 'fake', 'fake')
self.network = utils.import_object(FLAGS.network_manager)
self.stubs = stubout.StubOutForTesting()
FLAGS.xenapi_connection_url = 'test_url'
FLAGS.xenapi_connection_password = '******'
xenapi_fake.reset()
xenapi_fake.create_local_srs()
db_fakes.stub_out_db_instance_api(self.stubs)
xenapi_fake.create_network('fake', FLAGS.flat_network_bridge)
stubs.stubout_session(self.stubs, stubs.FakeSessionForVMTests)
stubs.stubout_get_this_vm_uuid(self.stubs)
stubs.stubout_stream_disk(self.stubs)
self.stubs.Set(VMOps, 'reset_network', reset_network)
glance_stubs.stubout_glance_client(self.stubs,
glance_stubs.FakeGlance)
self.conn = xenapi_conn.get_connection(False)
def setUp(self):
super(XenAPIVMTestCase, self).setUp()
self.manager = manager.AuthManager()
self.user = self.manager.create_user('fake',
'fake',
'fake',
admin=True)
self.project = self.manager.create_project('fake', 'fake', 'fake')
self.network = utils.import_object(FLAGS.network_manager)
self.stubs = stubout.StubOutForTesting()
FLAGS.xenapi_connection_url = 'test_url'
FLAGS.xenapi_connection_password = '******'
xenapi_fake.reset()
xenapi_fake.create_local_srs()
db_fakes.stub_out_db_instance_api(self.stubs)
xenapi_fake.create_network('fake', FLAGS.flat_network_bridge)
stubs.stubout_session(self.stubs, stubs.FakeSessionForVMTests)
stubs.stubout_get_this_vm_uuid(self.stubs)
stubs.stubout_stream_disk(self.stubs)
stubs.stubout_is_vdi_pv(self.stubs)
self.stubs.Set(VMOps, 'reset_network', reset_network)
glance_stubs.stubout_glance_client(self.stubs, glance_stubs.FakeGlance)
self.conn = xenapi_conn.get_connection(False)
def test_unrescue(self):
instance = self._create_instance()
conn = xenapi_conn.get_connection(False)
# Ensure that it will not unrescue a non-rescued instance.
self.assertRaises(Exception, conn.unrescue, instance, None)
def test_rescue(self):
self.flags(flat_injected=False)
instance = self._create_instance()
conn = xenapi_conn.get_connection(False)
conn.rescue(instance, None, [])
def test_attach_disk(self):
instance = db.instance_create(self.values)
stubs.stubout_session(self.stubs, stubs.FakeSessionForMigrationTests)
conn = xenapi_conn.get_connection(False)
conn.attach_disk(instance, {'base_copy': 'hurr', 'cow': 'durr'})
def test_finish_resize(self):
instance = db.instance_create(self.context, self.values)
stubs.stubout_session(self.stubs, stubs.FakeSessionForMigrationTests)
stubs.stubout_loopingcall_start(self.stubs)
conn = xenapi_conn.get_connection(False)
conn.finish_resize(instance, dict(base_copy="hurr", cow="durr"))
def cleanup_instance(session, instance):
"""Delete orphaned instances."""
network_info = None
connection = xenapi_conn.get_connection(_)
connection.destroy(instance, network_info)
def test_rescue(self):
instance = self._create_instance()
conn = xenapi_conn.get_connection(False)
conn.rescue(self.context, instance, None, [])
def test_migrate_disk_and_power_off(self):
instance = db.instance_create(self.context, self.values)
stubs.stubout_session(self.stubs, stubs.FakeSessionForMigrationTests)
conn = xenapi_conn.get_connection(False)
conn.migrate_disk_and_power_off(instance, '127.0.0.1')
def test_rescue(self):
instance = self._create_instance()
conn = xenapi_conn.get_connection(False)
conn.rescue(self.context, instance, None, [])
def test_finish_resize(self):
instance = db.instance_create(self.values)
stubs.stubout_session(self.stubs, stubs.FakeSessionForMigrationTests)
conn = xenapi_conn.get_connection(False)
conn.finish_resize(instance, dict(base_copy='hurr', cow='durr'))
def test_finish_resize(self):
instance = db.instance_create(self.values)
stubs.stubout_session(self.stubs, stubs.FakeSessionForMigrationTests)
conn = xenapi_conn.get_connection(False)
conn.finish_resize(instance, dict(base_copy='hurr', cow='durr'))
