def _get_base_class(self):
# We do this because it has the side-effect of loading all the
# volume drivers
self.useFixture(nova_fixtures.LibvirtFixture())
driver.LibvirtDriver(fake.FakeVirtAPI(), False)
return volume.LibvirtBaseVolumeDriver
def setUp(self):
super(LibvirtProviderUsageBaseTestCase, self).setUp()
self.useFixture(nova_fixtures.LibvirtFixture(stub_os_vif=False))
if self.STUB_INIT_HOST:
self.useFixture(
fixtures.MockPatch(
'nova.virt.libvirt.driver.LibvirtDriver.init_host'))
self.useFixture(
fixtures.MockPatch('nova.virt.libvirt.driver.LibvirtDriver.spawn'))
def _setup_fakelibvirt(self):
# So that the _supports_direct_io does the test based
# on the current working directory, instead of the
# default instances_path which doesn't exist
self.flags(instances_path=self.useFixture(fixtures.TempDir()).path)
# Put fakelibvirt in place
if 'libvirt' in sys.modules:
self.saved_libvirt = sys.modules['libvirt']
else:
self.saved_libvirt = None
self.useFixture(nova_fixtures.OSBrickFixture())
self.useFixture(nova_fixtures.LibvirtImageBackendFixture())
self.useFixture(nova_fixtures.LibvirtFixture())
self.useFixture(
fixtures.MonkeyPatch(
'nova.virt.libvirt.host.Host._conn_event_thread',
lambda *args: None))
self.flags(rescue_image_id="2",
rescue_kernel_id="3",
rescue_ramdisk_id=None,
snapshots_directory='./',
sysinfo_serial='none',
group='libvirt')
def fake_wait():
pass
def fake_detach_device_with_retry(_self, get_device_conf_func, device,
live, *args, **kwargs):
# Still calling detach, but instead of returning function
# that actually checks if device is gone from XML, just continue
# because XML never gets updated in these tests
_self.detach_device(get_device_conf_func(device), live=live)
return fake_wait
self.stub_out(
'nova.virt.libvirt.driver.LibvirtDriver.'
'_get_instance_disk_info_from_config',
lambda self, guest_config, block_device_info: [])
self.stub_out('nova.virt.disk.api.extend', lambda image, size: None)
self.stub_out(
'nova.virt.libvirt.driver.LibvirtDriver.'
'delete_instance_files', lambda self, instance: None)
self.stub_out('nova.virt.libvirt.guest.Guest.detach_device_with_retry',
fake_detach_device_with_retry)
self.stub_out('nova.virt.libvirt.guest.Guest.migrate',
lambda self, destination, migrate_uri=None, migrate_disks
=None, destination_xml=None, flags=0, bandwidth=0: None)
# We can't actually make a config drive v2 because ensure_tree has
# been faked out
self.stub_out('nova.virt.configdrive.ConfigDriveBuilder.make_drive',
lambda self, path: None)
def setUp(self):
super(GuestBlockTestCase, self).setUp()
self.useFixture(nova_fixtures.LibvirtFixture())
self.host = host.Host("qemu:///system")
self.context = context.get_admin_context()
self.domain = mock.Mock(spec=fakelibvirt.virDomain)
self.guest = libvirt_guest.Guest(self.domain)
self.gblock = self.guest.get_block_device('vda')
def setUp(self):
super(JobInfoTestCase, self).setUp()
self.useFixture(nova_fixtures.LibvirtFixture())
self.conn = fakelibvirt.openAuth("qemu:///system", [[], lambda: True])
xml = ("<domain type='kvm'>"
" <name>instance-0000000a</name>"
"</domain>")
self.dom = self.conn.createXML(xml, 0)
self.guest = libvirt_guest.Guest(self.dom)
libvirt_guest.JobInfo._have_job_stats = True
def setUp(self):
super(GuestTestCase, self).setUp()
self.useFixture(nova_fixtures.LibvirtFixture())
self.host = host.Host("qemu:///system")
self.context = context.get_admin_context()
self.domain = mock.Mock(spec=fakelibvirt.virDomain)
self.guest = libvirt_guest.Guest(self.domain)
# Make RetryDecorator not actually sleep on retries
self.useFixture(service_fixture.SleepFixture())
def setUp(self):
self.flags(instances_path=self.useFixture(fixtures.TempDir()).path)
self.computes = {}
self.compute_rp_uuids = {}
super(ServersTestBase, self).setUp()
self.useFixture(nova_fixtures.LibvirtImageBackendFixture())
self.useFixture(nova_fixtures.LibvirtFixture())
self.useFixture(nova_fixtures.OSBrickFixture())
self.useFixture(
fixtures.MockPatch('nova.virt.libvirt.LibvirtDriver._create_image',
return_value=(False, False)))
self.useFixture(
fixtures.MockPatch(
'nova.virt.libvirt.LibvirtDriver._get_local_gb_info',
return_value={
'total': 128,
'used': 44,
'free': 84
}))
self.useFixture(
fixtures.MockPatch(
'nova.virt.libvirt.driver.libvirt_utils.is_valid_hostname',
return_value=True))
self.useFixture(
fixtures.MockPatch(
'nova.virt.libvirt.driver.libvirt_utils.file_open',
side_effect=lambda *a, **k: io.BytesIO(b'')))
self.useFixture(
fixtures.MockPatch('nova.privsep.utils.supports_direct_io',
return_value=True))
self.useFixture(
fixtures.MockPatch('nova.virt.libvirt.host.Host.get_online_cpus',
return_value=set(range(16))))
# Mock the 'get_connection' function, as we're going to need to provide
# custom capabilities for each test
_p = mock.patch('nova.virt.libvirt.host.Host.get_connection')
self.mock_conn = _p.start()
self.addCleanup(_p.stop)
def test_find_disk_lxc(self):
self.useFixture(nova_fixtures.LibvirtFixture())
xml = """
<domain type='lxc'>
<os>
<type>exe</type>
</os>
<devices>
<filesystem type="mount">
<source dir="/myhome/rootfs"/>
<target dir="/"/>
</filesystem>
</devices>
</domain>
"""
virt_dom = mock.Mock(XMLDesc=mock.Mock(return_value=xml))
guest = libvirt_guest.Guest(virt_dom)
disk_path, format = libvirt_utils.find_disk(guest)
self.assertEqual('/myhome/disk', disk_path)
self.assertIsNone(format)
def test_find_disk_parallels(self):
self.useFixture(nova_fixtures.LibvirtFixture())
xml = """
<domain type='parallels'>
<os>
<type>exe</type>
</os>
<devices>
<filesystem type='file'>"
<driver format='ploop' type='ploop'/>"
<source file='/test/disk'/>"
<target dir='/'/>
</filesystem>"
</devices>
</domain>
"""
virt_dom = mock.Mock(XMLDesc=mock.Mock(return_value=xml))
guest = libvirt_guest.Guest(virt_dom)
disk_path, format = libvirt_utils.find_disk(guest)
self.assertEqual('/test/disk', disk_path)
self.assertEqual('ploop', format)
def test_find_disk_block_device(self):
self.useFixture(nova_fixtures.LibvirtFixture())
xml = """
<domain type='kvm'>
<os>
<type>linux</type>
</os>
<devices>
<disk type="block" device="disk">
<driver name="qemu" type="raw"/>
<source dev="/dev/nova-vg/hello"/>
<target bus="ide" dev="/dev/hda"/>
</disk>
</devices>
</domain>
"""
virt_dom = mock.Mock(XMLDesc=mock.Mock(return_value=xml))
guest = libvirt_guest.Guest(virt_dom)
disk_path, format = libvirt_utils.find_disk(guest)
self.assertEqual('/dev/nova-vg/hello', disk_path)
self.assertEqual('raw', format)
def test_find_disk_file_device(self):
self.useFixture(nova_fixtures.LibvirtFixture())
xml = """
<domain type='kvm'>
<os>
<type>linux</type>
</os>
<devices>
<disk type="file" device="disk">
<driver name="qemu" type="qcow2" cache="none" io="native"/>
<source file="/tmp/hello"/>
<target bus="ide" dev="/dev/hda"/>
</disk>
</devices>
</domain>
"""
virt_dom = mock.Mock(XMLDesc=mock.Mock(return_value=xml))
guest = libvirt_guest.Guest(virt_dom)
disk_path, format = libvirt_utils.find_disk(guest)
self.assertEqual('/tmp/hello', disk_path)
self.assertEqual('qcow2', format)
def test_find_disk_rbd(self):
self.useFixture(nova_fixtures.LibvirtFixture())
xml = """
<domain type='kvm'>
<os>
<type>linux</type>
</os>
<devices>
<disk type="network" device="disk">
<driver name="qemu" type="raw"/>
<source name="pool/image" protocol="rbd">
<host name="1.2.3.4" port="456"/>
</source>
<target bus="virtio" dev="/dev/vda"/>
</disk>
</devices>
</domain>
"""
virt_dom = mock.Mock(XMLDesc=mock.Mock(return_value=xml))
guest = libvirt_guest.Guest(virt_dom)
disk_path, format = libvirt_utils.find_disk(guest)
self.assertEqual('rbd:pool/image', disk_path)
self.assertEqual('raw', format)
def setUp(self):
super(LibvirtVolumeBaseTestCase, self).setUp()
self.useFixture(nova_fixtures.LibvirtFixture())
self.fake_host = host.Host("qemu:///system")
self.connr = {
'ip': '127.0.0.1',
'initiator': 'fake_initiator',
'host': 'fake_host'
}
self.disk_info = {
"bus": "virtio",
"dev": "vde",
"type": "disk",
}
self.name = 'volume-00000001'
self.location = '10.0.2.15:3260'
self.iqn = 'iqn.2010-10.org.openstack:%s' % self.name
self.vol = {'id': 1, 'name': self.name}
self.uuid = '875a8070-d0b9-4949-8b31-104d125c9a64'
self.user = '******'
def setUp(self):
super(TestSerialConsoleLiveMigrate, self).setUp()
self.useFixture(nova_fixtures.RealPolicyFixture())
self.useFixture(nova_fixtures.NeutronFixture(self))
self.useFixture(nova_fixtures.GlanceFixture(self))
self.useFixture(func_fixtures.PlacementFixture())
api_fixture = self.useFixture(
nova_fixtures.OSAPIFixture(api_version='v2.1'))
# Replace libvirt with fakelibvirt
self.useFixture(
fixtures.MonkeyPatch('nova.virt.libvirt.driver.libvirt',
fakelibvirt))
self.useFixture(
fixtures.MonkeyPatch('nova.virt.libvirt.host.libvirt',
fakelibvirt))
self.useFixture(
fixtures.MonkeyPatch('nova.virt.libvirt.guest.libvirt',
fakelibvirt))
self.useFixture(nova_fixtures.LibvirtFixture())
self.admin_api = api_fixture.admin_api
self.api = api_fixture.api
self.flags(compute_driver='libvirt.LibvirtDriver')
self.flags(enabled=True, group="serial_console")
self.flags(enabled=False, group="vnc")
self.flags(enabled=False, group="spice")
self.start_service('conductor')
self.start_service('scheduler')
self.compute = self.start_service('compute', host='test_compute1')
self.useFixture(nova_fixtures.CastAsCallFixture(self))
self.image_id = self.api.get_images()[0]['id']
self.flavor_id = self.api.get_flavors()[0]['id']
def setUp(self):
super(_LibvirtEvacuateTest, self).setUp()
self.useFixture(nova_fixtures.CinderFixture(self))
self.useFixture(nova_fixtures.NeutronFixture(self))
self.useFixture(nova_fixtures.GlanceFixture(self))
self.useFixture(func_fixtures.PlacementFixture())
fake_network.set_stub_network_methods(self)
api_fixture = self.useFixture(
nova_fixtures.OSAPIFixture(api_version='v2.1'))
self.api = api_fixture.admin_api
# force_down and evacuate without onSharedStorage
self.api.microversion = '2.14'
self.notifier = self.useFixture(
nova_fixtures.NotificationFixture(self))
self.useFixture(nova_fixtures.LibvirtFixture())
# Fake out all the details of volume connection
self.useFixture(
fixtures.MockPatch(
'nova.virt.libvirt.driver.LibvirtDriver.get_volume_connector'))
self.useFixture(
fixtures.MockPatch(
'nova.virt.libvirt.driver.LibvirtDriver._connect_volume'))
# For cleanup
self.useFixture(
fixtures.MockPatch(
'nova.virt.libvirt.driver.LibvirtDriver._disconnect_volume'))
volume_config = libvirt_config.LibvirtConfigGuestDisk()
volume_config.driver_name = 'fake-volume-driver'
volume_config.source_path = 'fake-source-path'
volume_config.target_dev = 'fake-target-dev'
volume_config.target_bus = 'fake-target-bus'
get_volume_config = self.useFixture(
fixtures.MockPatch(
'nova.virt.libvirt.driver.LibvirtDriver._get_volume_config')
).mock
get_volume_config.return_value = volume_config
# Ensure our computes report lots of available disk, vcpu, and ram
lots = 10000000
get_local_gb_info = self.useFixture(
fixtures.MockPatch(
'nova.virt.libvirt.driver.LibvirtDriver._get_local_gb_info')
).mock
get_local_gb_info.return_value = {
'total': lots,
'free': lots,
'used': 1
}
get_vcpu_available = self.useFixture(
fixtures.MockPatch(
'nova.virt.libvirt.driver.LibvirtDriver._get_vcpu_available')
).mock
get_vcpu_available.return_value = set(cpu for cpu in range(24))
get_memory_mb_total = self.useFixture(
fixtures.MockPatch(
'nova.virt.libvirt.host.Host.get_memory_mb_total')).mock
get_memory_mb_total.return_value = lots
# Mock out adding rng devices
self.useFixture(
fixtures.MockPatch(
'nova.virt.libvirt.driver.LibvirtDriver._add_rng_device')).mock
self.start_service('conductor')
self.start_service('scheduler')
self.flags(compute_driver='libvirt.LibvirtDriver')
ctxt = context.get_admin_context()
for flavor in FLAVOR_FIXTURES:
objects.Flavor(context=ctxt, **flavor).create()
def setUp(self):
self.flags(compute_driver='libvirt.LibvirtDriver')
self.useFixture(nova_fixtures.LibvirtFixture())
self.useFixture(fixtures.MockPatchObject(host.Host, 'initialize'))
super(TestLibvirtErrorNotificationSample, self).setUp()
