nova/nova/tests/unit/virt/libvirt/test_vif.py

1680 lines
67 KiB
Python

# Copyright 2012 Nicira, Inc
#
# 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.
import fixtures
from lxml import etree
import mock
import os_vif
from os_vif import exception as osv_exception
from os_vif import objects as osv_objects
from os_vif.objects import fields as osv_fields
from oslo_concurrency import processutils
from oslo_config import cfg
from oslo_utils.fixture import uuidsentinel as uuids
import six
from nova import exception
from nova.network import model as network_model
from nova import objects
from nova.pci import utils as pci_utils
from nova import test
from nova.tests.unit.virt import fakelibosinfo
from nova.tests.unit.virt.libvirt import fakelibvirt
from nova.virt.libvirt import config as vconfig
from nova.virt.libvirt import vif
CONF = cfg.CONF
class LibvirtVifTestCase(test.NoDBTestCase):
gateway_bridge_4 = network_model.IP(address='101.168.1.1', type='gateway')
dns_bridge_4 = network_model.IP(address='8.8.8.8', type=None)
ips_bridge_4 = [network_model.IP(address='101.168.1.9', type=None)]
subnet_bridge_4 = network_model.Subnet(
cidr='101.168.1.0/24',
dns=[dns_bridge_4],
gateway=gateway_bridge_4,
routes=None,
dhcp_server='191.168.1.1')
gateway_bridge_6 = network_model.IP(address='101:1db9::1', type='gateway')
subnet_bridge_6 = network_model.Subnet(cidr='101:1db9::/64',
dns=None,
gateway=gateway_bridge_6,
ips=None,
routes=None)
network_bridge = network_model.Network(id=uuids.network,
bridge='br0',
label=None,
subnets=[subnet_bridge_4, subnet_bridge_6],
bridge_interface='eth0',
vlan=99, mtu=9000)
vif_bridge = network_model.VIF(id=uuids.vif,
address='ca:fe:de:ad:be:ef',
network=network_bridge,
type=network_model.VIF_TYPE_BRIDGE,
devname='tap-xxx-yyy-zzz',
ovs_interfaceid=None)
network_bridge_neutron = network_model.Network(id=uuids.network,
bridge=None,
label=None,
subnets=[subnet_bridge_4, subnet_bridge_6],
bridge_interface='eth0',
vlan=99)
vif_bridge_neutron = network_model.VIF(id=uuids.vif,
address='ca:fe:de:ad:be:ef',
network=network_bridge_neutron,
type=None,
devname='tap-xxx-yyy-zzz',
ovs_interfaceid=uuids.ovs)
network_ovs = network_model.Network(id=uuids.network,
bridge='br0',
label=None,
subnets=[subnet_bridge_4, subnet_bridge_6],
bridge_interface=None,
vlan=99, mtu=1000)
network_ivs = network_model.Network(id=uuids.network,
bridge='br0',
label=None,
subnets=[subnet_bridge_4, subnet_bridge_6],
bridge_interface=None,
vlan=99)
vif_agilio_ovs = network_model.VIF(id=uuids.vif,
address='ca:fe:de:ad:be:ef',
network=network_ovs,
type=network_model.VIF_TYPE_AGILIO_OVS,
details={'port_filter': False},
devname='tap-xxx-yyy-zzz',
ovs_interfaceid=uuids.ovs)
vif_agilio_ovs_direct = network_model.VIF(id=uuids.vif,
address='ca:fe:de:ad:be:ef',
network=network_ovs,
type=network_model.VIF_TYPE_AGILIO_OVS,
vnic_type=network_model.VNIC_TYPE_DIRECT,
ovs_interfaceid=uuids.ovs,
devname='tap-xxx-yyy-zzz',
profile={'pci_slot': '0000:0a:00.1'})
vif_agilio_ovs_forwarder = network_model.VIF(id=uuids.vif,
address='ca:fe:de:ad:be:ef',
network=network_ovs,
type=network_model.VIF_TYPE_AGILIO_OVS,
vnic_type=network_model.VNIC_TYPE_VIRTIO_FORWARDER,
profile={'pci_slot': '0000:0a:00.1'},
details={
network_model.VIF_DETAILS_VHOSTUSER_MODE: 'client',
network_model.VIF_DETAILS_VHOSTUSER_SOCKET: '/tmp/usv-xxx-yyy-zzz',
network_model.VIF_DETAILS_VHOSTUSER_OVS_PLUG: True},
ovs_interfaceid=uuids.ovs, mtu=1500)
vif_ovs = network_model.VIF(id=uuids.vif,
address='ca:fe:de:ad:be:ef',
network=network_ovs,
type=network_model.VIF_TYPE_OVS,
details={'port_filter': False},
devname='tap-xxx-yyy-zzz',
ovs_interfaceid=uuids.ovs)
vif_ovs_direct = network_model.VIF(id=uuids.vif,
address='ca:fe:de:ad:be:ef',
network=network_ovs,
vnic_type=network_model.VNIC_TYPE_DIRECT,
profile={'pci_slot': '0000:0a:00.1'},
type=network_model.VIF_TYPE_OVS,
details={'port_filter': False},
ovs_interfaceid=uuids.ovs)
vif_ovs_filter_cap = network_model.VIF(id=uuids.vif,
address='ca:fe:de:ad:be:ef',
network=network_ovs,
type=network_model.VIF_TYPE_OVS,
details={'port_filter': True},
devname='tap-xxx-yyy-zzz',
ovs_interfaceid=uuids.ovs)
vif_ovs_legacy = network_model.VIF(id=uuids.vif,
address='ca:fe:de:ad:be:ef',
network=network_ovs,
type=None,
devname=None,
ovs_interfaceid=None)
vif_ivs = network_model.VIF(id=uuids.vif,
address='ca:fe:de:ad:be:ef',
network=network_ivs,
type=network_model.VIF_TYPE_IVS,
devname='tap-xxx-yyy-zzz',
ovs_interfaceid=uuids.ovs)
vif_none = network_model.VIF(id=uuids.vif,
address='ca:fe:de:ad:be:ef',
network=network_bridge,
type=None,
devname='tap-xxx-yyy-zzz',
ovs_interfaceid=None)
network_8021 = network_model.Network(id=uuids.network,
bridge=None,
label=None,
subnets=[subnet_bridge_4,
subnet_bridge_6],
interface='eth0',
vlan=99)
vif_8021qbh = network_model.VIF(id=uuids.vif,
address='ca:fe:de:ad:be:ef',
network=network_8021,
type=network_model.VIF_TYPE_802_QBH,
vnic_type=network_model.VNIC_TYPE_DIRECT,
ovs_interfaceid=None,
details={
network_model.VIF_DETAILS_PROFILEID:
'MyPortProfile'},
profile={'pci_vendor_info': '1137:0043',
'pci_slot': '0000:0a:00.1',
'physical_network': 'phynet1'})
vif_hw_veb = network_model.VIF(id=uuids.vif,
address='ca:fe:de:ad:be:ef',
network=network_8021,
type=network_model.VIF_TYPE_HW_VEB,
vnic_type=network_model.VNIC_TYPE_DIRECT,
ovs_interfaceid=None,
details={
network_model.VIF_DETAILS_VLAN: 100},
profile={'pci_vendor_info': '1137:0043',
'pci_slot': '0000:0a:00.1',
'physical_network': 'phynet1'})
vif_hw_veb_trusted = network_model.VIF(id=uuids.vif,
address='ca:fe:de:ad:be:ef',
network=network_8021,
type=network_model.VIF_TYPE_HW_VEB,
vnic_type=network_model.VNIC_TYPE_DIRECT,
ovs_interfaceid=None,
details={
network_model.VIF_DETAILS_VLAN: 100},
profile={'pci_vendor_info': '1137:0043',
'pci_slot': '0000:0a:00.1',
'physical_network': 'phynet1',
'trusted': 'True'})
vif_hostdev_physical = network_model.VIF(id=uuids.vif,
address='ca:fe:de:ad:be:ef',
network=network_8021,
type=network_model.VIF_TYPE_HOSTDEV,
vnic_type=network_model.VNIC_TYPE_DIRECT_PHYSICAL,
ovs_interfaceid=None,
profile={'pci_vendor_info': '1137:0043',
'pci_slot': '0000:0a:00.1',
'physical_network': 'phynet1'})
vif_hw_veb_macvtap = network_model.VIF(id=uuids.vif,
address='ca:fe:de:ad:be:ef',
network=network_8021,
type=network_model.VIF_TYPE_HW_VEB,
vnic_type=network_model.VNIC_TYPE_MACVTAP,
ovs_interfaceid=None,
details={network_model.VIF_DETAILS_VLAN: 100},
profile={'pci_vendor_info': '1137:0043',
'pci_slot': '0000:0a:00.1',
'physical_network': 'phynet1'})
vif_8021qbg = network_model.VIF(id=uuids.vif,
address='ca:fe:de:ad:be:ef',
network=network_8021,
type=network_model.VIF_TYPE_802_QBG,
ovs_interfaceid=None,
qbg_params=network_model.VIF8021QbgParams(
managerid="xxx-yyy-zzz",
typeid="aaa-bbb-ccc",
typeidversion="1",
instanceid="ddd-eee-fff"))
network_midonet = network_model.Network(id=uuids.network,
label=None,
bridge=None,
subnets=[subnet_bridge_4],
interface='eth0')
network_vrouter = network_model.Network(id=uuids.network,
label=None,
bridge=None,
subnets=[subnet_bridge_4, subnet_bridge_6],
interface='eth0')
vif_vrouter = network_model.VIF(id=uuids.vif,
address='ca:fe:de:ad:be:ef',
network=network_vrouter,
type=network_model.VIF_TYPE_VROUTER,
devname='tap-xxx-yyy-zzz')
vif_vrouter_direct = network_model.VIF(id=uuids.vif,
address='ca:fe:de:ad:be:ef',
network=network_vrouter,
type=network_model.VIF_TYPE_VROUTER,
vnic_type=network_model.VNIC_TYPE_DIRECT,
profile={'pci_slot': '0000:0a:00.1'},
devname='tap-xxx-yyy-zzz')
vif_vrouter_forwarder = network_model.VIF(id=uuids.vif,
address='ca:fe:de:ad:be:ef',
network=network_vrouter,
type=network_model.VIF_TYPE_VROUTER,
vnic_type=network_model.VNIC_TYPE_VIRTIO_FORWARDER,
profile={'pci_slot': '0000:0a:00.1'},
details={
network_model.VIF_DETAILS_VHOSTUSER_MODE: 'server',
network_model.VIF_DETAILS_VHOSTUSER_SOCKET: '/tmp/usv-xxx-yyy-zzz',
network_model.VIF_DETAILS_VHOSTUSER_VROUTER_PLUG: True})
vif_contrail_vrouter = network_model.VIF(id=uuids.vif,
address='ca:fe:de:ad:be:ef',
network=network_vrouter,
type=network_model.VIF_TYPE_VHOSTUSER,
details={
network_model.VIF_DETAILS_VHOSTUSER_MODE: 'server',
network_model.VIF_DETAILS_VHOSTUSER_SOCKET: '/tmp/usv-xxx-yyy-zzz',
network_model.VIF_DETAILS_VHOSTUSER_VROUTER_PLUG: True})
vif_ib_hostdev = network_model.VIF(id=uuids.vif,
address='ca:fe:de:ad:be:ef',
network=network_8021,
type=network_model.VIF_TYPE_IB_HOSTDEV,
vnic_type=network_model.VNIC_TYPE_DIRECT,
ovs_interfaceid=None,
details={network_model.VIF_DETAILS_VLAN: 100},
profile={'pci_vendor_info': '1137:0043',
'pci_slot': '0000:0a:00.1',
'physical_network': 'phynet1'})
vif_midonet = network_model.VIF(id=uuids.vif,
address='ca:fe:de:ad:be:ef',
network=network_midonet,
type=network_model.VIF_TYPE_MIDONET,
devname='tap-xxx-yyy-zzz')
vif_tap = network_model.VIF(id=uuids.vif,
address='ca:fe:de:ad:be:ef',
type=network_model.VIF_TYPE_TAP,
devname='tap-xxx-yyy-zzz')
vif_iovisor = network_model.VIF(id=uuids.vif,
address='ca:fe:de:ad:be:ef',
network=network_bridge,
type=network_model.VIF_TYPE_IOVISOR,
devname='tap-xxx-yyy-zzz',
ovs_interfaceid=None)
vif_vhostuser = network_model.VIF(id=uuids.vif,
address='ca:fe:de:ad:be:ef',
network=network_bridge,
type=network_model.VIF_TYPE_VHOSTUSER,
details={
network_model.VIF_DETAILS_VHOSTUSER_MODE: 'client',
network_model.VIF_DETAILS_VHOSTUSER_SOCKET: '/tmp/vif-xxx-yyy-zzz'
})
vif_vhostuser_ovs = network_model.VIF(id=uuids.vif,
address='ca:fe:de:ad:be:ef',
network=network_bridge,
type=network_model.VIF_TYPE_VHOSTUSER,
details={
network_model.VIF_DETAILS_VHOSTUSER_MODE: 'client',
network_model.VIF_DETAILS_VHOSTUSER_SOCKET: '/tmp/usv-xxx-yyy-zzz',
network_model.VIF_DETAILS_VHOSTUSER_OVS_PLUG: True},
ovs_interfaceid=uuids.ovs, mtu=1500)
vif_vhostuser_no_path = network_model.VIF(id=uuids.vif,
address='ca:fe:de:ad:be:ef',
network=network_bridge,
type=network_model.VIF_TYPE_VHOSTUSER,
details={network_model.VIF_DETAILS_VHOSTUSER_MODE: 'client'})
vif_macvtap_vlan = network_model.VIF(id=uuids.vif,
address='ca:fe:de:ad:be:ef',
network=network_8021,
type=network_model.VIF_TYPE_MACVTAP,
details={
network_model.VIF_DETAILS_VLAN: 1,
network_model.VIF_DETAILS_PHYS_INTERFACE: 'eth0',
network_model.VIF_DETAILS_MACVTAP_SOURCE: 'eth0.1',
network_model.VIF_DETAILS_MACVTAP_MODE: 'vepa'})
vif_macvtap_flat = network_model.VIF(id=uuids.vif,
address='ca:fe:de:ad:be:ef',
network=network_8021,
type=network_model.VIF_TYPE_MACVTAP,
details={
network_model.VIF_DETAILS_PHYS_INTERFACE: 'eth0',
network_model.VIF_DETAILS_MACVTAP_SOURCE: 'eth0',
network_model.VIF_DETAILS_MACVTAP_MODE: 'bridge'})
vif_macvtap_exception = network_model.VIF(id=uuids.vif,
address='ca:fe:de:ad:be:ef',
network=network_8021,
type=network_model.VIF_TYPE_MACVTAP)
instance = objects.Instance(id=1,
uuid='f0000000-0000-0000-0000-000000000001',
project_id=723)
bandwidth = {
'quota:vif_inbound_peak': '200',
'quota:vif_outbound_peak': '20',
'quota:vif_inbound_average': '100',
'quota:vif_outbound_average': '10',
'quota:vif_inbound_burst': '300',
'quota:vif_outbound_burst': '30'
}
def setup_os_vif_objects(self):
self.os_vif_network = osv_objects.network.Network(
id="b82c1929-051e-481d-8110-4669916c7915",
label="Demo Net",
subnets=osv_objects.subnet.SubnetList(
objects=[]),
mtu=9000)
self.os_vif_bridge = osv_objects.vif.VIFBridge(
id="dc065497-3c8d-4f44-8fb4-e1d33c16a536",
address="22:52:25:62:e2:aa",
plugin="linux_bridge",
vif_name="nicdc065497-3c",
bridge_name="br100",
has_traffic_filtering=False,
network=self.os_vif_network)
self.os_vif_ovs_prof = osv_objects.vif.VIFPortProfileOpenVSwitch(
interface_id="07bd6cea-fb37-4594-b769-90fc51854ee9",
profile_id="fishfood")
self.os_vif_repr_prof = osv_objects.vif.VIFPortProfileOVSRepresentor(
interface_id="07bd6cea-fb37-4594-b769-90fc51854ee9",
profile_id="fishfood",
representor_name='nicdc065497-3c',
representor_address='0000:0a:00.1')
self.os_vif_agilio_ovs = osv_objects.vif.VIFOpenVSwitch(
id="dc065497-3c8d-4f44-8fb4-e1d33c16a536",
address="22:52:25:62:e2:aa",
plugin="agilio_ovs",
vif_name="nicdc065497-3c",
bridge_name="br0",
port_profile=self.os_vif_ovs_prof,
network=self.os_vif_network)
self.os_vif_agilio_forwarder = osv_objects.vif.VIFVHostUser(
id="dc065497-3c8d-4f44-8fb4-e1d33c16a536",
address="22:52:25:62:e2:aa",
plugin="agilio_ovs",
vif_name="nicdc065497-3c",
path='/var/run/openvswitch/vhudc065497-3c',
mode='client',
port_profile=self.os_vif_repr_prof,
network=self.os_vif_network)
self.os_vif_agilio_direct = osv_objects.vif.VIFHostDevice(
id="dc065497-3c8d-4f44-8fb4-e1d33c16a536",
address="22:52:25:62:e2:aa",
plugin="agilio_ovs",
vif_name="nicdc065497-3c",
dev_type=osv_fields.VIFHostDeviceDevType.ETHERNET,
dev_address='0000:0a:00.1',
port_profile=self.os_vif_repr_prof,
network=self.os_vif_network)
self.os_vif_ovs = osv_objects.vif.VIFOpenVSwitch(
id="dc065497-3c8d-4f44-8fb4-e1d33c16a536",
address="22:52:25:62:e2:aa",
unplugin="linux_bridge",
vif_name="nicdc065497-3c",
bridge_name="br0",
port_profile=self.os_vif_ovs_prof,
network=self.os_vif_network)
self.os_vif_ovs_hybrid = osv_objects.vif.VIFBridge(
id="dc065497-3c8d-4f44-8fb4-e1d33c16a536",
address="22:52:25:62:e2:aa",
unplugin="linux_bridge",
vif_name="nicdc065497-3c",
bridge_name="br0",
port_profile=self.os_vif_ovs_prof,
has_traffic_filtering=False,
network=self.os_vif_network)
self.os_vif_vhostuser = osv_objects.vif.VIFVHostUser(
id="dc065497-3c8d-4f44-8fb4-e1d33c16a536",
address="22:52:25:62:e2:aa",
plugin="openvswitch",
vif_name="vhudc065497-3c",
path='/var/run/openvswitch/vhudc065497-3c',
mode='client',
port_profile=self.os_vif_ovs_prof,
network=self.os_vif_network)
self.os_vif_hostdevice_ethernet = osv_objects.vif.VIFHostDevice(
id="dc065497-3c8d-4f44-8fb4-e1d33c16a536",
address="22:52:25:62:e2:aa",
plugin="linux_bridge",
vif_name="nicdc065497-3c",
dev_type=osv_fields.VIFHostDeviceDevType.ETHERNET,
dev_address='0000:0a:00.1',
network=self.os_vif_network)
self.os_vif_hostdevice_generic = osv_objects.vif.VIFHostDevice(
id="dc065497-3c8d-4f44-8fb4-e1d33c16a536",
address="22:52:25:62:e2:aa",
plugin="linux_bridge",
vif_name="nicdc065497-3c",
dev_type=osv_fields.VIFHostDeviceDevType.GENERIC,
dev_address='0000:0a:00.1',
network=self.os_vif_network)
self.os_vif_inst_info = osv_objects.instance_info.InstanceInfo(
uuid="d5b1090c-9e00-4fa4-9504-4b1494857970",
name="instance-000004da",
project_id="2f37d7f6-e51a-4a1f-8b6e-b0917ffc8390")
def setUp(self):
super(LibvirtVifTestCase, self).setUp()
self.useFixture(fakelibvirt.FakeLibvirtFixture(stub_os_vif=False))
# os_vif.initialize is typically done in nova-compute startup
os_vif.initialize()
self.setup_os_vif_objects()
def _get_node(self, xml):
doc = etree.fromstring(xml)
ret = doc.findall('./devices/interface')
self.assertEqual(len(ret), 1)
return ret[0]
def _assertMacEquals(self, node, vif):
mac = node.find("mac").get("address")
self.assertEqual(mac, vif['address'])
def _assertTypeEquals(self, node, type, attr, source, br_want):
self.assertEqual(node.get("type"), type)
br_name = node.find(attr).get(source)
self.assertEqual(br_name, br_want)
def _assertTypeAndMacEquals(self, node, type, attr, source, vif,
br_want=None):
self._assertTypeEquals(node, type, attr, source, br_want)
self._assertMacEquals(node, vif)
def _assertModel(self, xml, model_want=None, driver_want=None):
node = self._get_node(xml)
if model_want is None:
ret = node.findall("model")
self.assertEqual(len(ret), 0)
else:
model = node.find("model").get("type")
self.assertEqual(model, model_want)
if driver_want is None:
ret = node.findall("driver")
self.assertEqual(len(ret), 0)
else:
driver = node.find("driver").get("name")
self.assertEqual(driver, driver_want)
def _assertTypeAndPciEquals(self, node, type, vif):
self.assertEqual(node.get("type"), type)
self._assertPciEqual(node, vif, type="pci")
def _assertPciEqual(self, node, vif, type=None):
address = node.find("source").find("address")
if type:
addr_type = address.get("type")
self.assertEqual(type, addr_type)
pci_slot = "%(domain)s:%(bus)s:%(slot)s.%(func)s" % {
'domain': address.get("domain")[2:],
'bus': address.get("bus")[2:],
'slot': address.get("slot")[2:],
'func': address.get("function")[2:]}
pci_slot_want = vif['profile']['pci_slot']
self.assertEqual(pci_slot, pci_slot_want)
def _assertXmlEqual(self, expectedXmlstr, actualXmlstr):
if not isinstance(actualXmlstr, six.string_types):
actualXmlstr = etree.tostring(actualXmlstr, encoding='unicode',
pretty_print=True)
self.assertXmlEqual(expectedXmlstr, actualXmlstr)
def _get_conf(self):
conf = vconfig.LibvirtConfigGuest()
conf.virt_type = "qemu"
conf.name = "fake-name"
conf.uuid = "fake-uuid"
conf.memory = 100 * 1024
conf.vcpus = 4
return conf
def _get_instance_xml(self, driver, vif, image_meta=None, flavor=None):
if flavor is None:
flavor = objects.Flavor(name='m1.small',
memory_mb=128,
vcpus=1,
root_gb=0,
ephemeral_gb=0,
swap=0,
extra_specs=dict(self.bandwidth),
deleted_at=None,
deleted=0,
created_at=None, flavorid=1,
is_public=True, vcpu_weight=None,
id=2, disabled=False, rxtx_factor=1.0)
if image_meta is None:
image_meta = objects.ImageMeta.from_dict({})
conf = self._get_conf()
nic = driver.get_config(self.instance, vif, image_meta,
flavor, CONF.libvirt.virt_type)
# TODO(stephenfin): There doesn't appear to be any reason we should do
# this: just return 'nic.to_xml()' and remove '_get_node'
conf.add_device(nic)
return conf.to_xml()
def _test_virtio_multiqueue(self, vcpus, want_queues):
self.flags(use_virtio_for_bridges=True,
virt_type='kvm',
group='libvirt')
flavor = objects.Flavor(name='m1.small',
memory_mb=128,
vcpus=vcpus,
root_gb=0,
ephemeral_gb=0,
swap=0,
deleted_at=None,
deleted=0,
created_at=None, flavorid=1,
is_public=True, vcpu_weight=None,
id=2, disabled=False, rxtx_factor=1.0,
extra_specs={})
d = vif.LibvirtGenericVIFDriver()
image_meta = objects.ImageMeta.from_dict(
{'properties': {'hw_vif_model': 'virtio',
'hw_vif_multiqueue_enabled': 'true'}})
xml = self._get_instance_xml(d, self.vif_bridge,
image_meta, flavor)
node = self._get_node(xml)
driver = node.find("driver").get("name")
self.assertEqual(driver, 'vhost')
queues = node.find("driver").get("queues")
self.assertEqual(queues, want_queues)
def test_virtio_multiqueue(self):
self._test_virtio_multiqueue(4, '4')
@mock.patch('os.uname', return_value=('Linux', '', '2.6.32-21-generic'))
def test_virtio_multiqueue_in_kernel_2(self, mock_uname):
self._test_virtio_multiqueue(10, '1')
@mock.patch('os.uname', return_value=('Linux', '', '3.19.0-47-generic'))
def test_virtio_multiqueue_in_kernel_3(self, mock_uname):
self._test_virtio_multiqueue(10, '8')
@mock.patch('os.uname', return_value=('Linux', '', '4.2.0-35-generic'))
def test_virtio_multiqueue_in_kernel_4(self, mock_uname):
self._test_virtio_multiqueue(10, '10')
@mock.patch('os.uname', return_value=('Linux', '', '2.6.32-21-generic'))
def test_virtio_multiqueue_in_kernel_2_max_queues(self, mock_uname):
self.flags(max_queues=2, group='libvirt')
self._test_virtio_multiqueue(10, '2')
@mock.patch('os.uname', return_value=('Linux', '', '3.19.0-47-generic'))
def test_virtio_multiqueue_in_kernel_3_max_queues(self, mock_uname):
self.flags(max_queues=2, group='libvirt')
self._test_virtio_multiqueue(10, '2')
@mock.patch('os.uname', return_value=('Linux', '', '4.2.0-35-generic'))
def test_virtio_multiqueue_in_kernel_4_max_queues(self, mock_uname):
self.flags(max_queues=2, group='libvirt')
self._test_virtio_multiqueue(10, '2')
def test_vhostuser_os_vif_multiqueue(self):
d = vif.LibvirtGenericVIFDriver()
image_meta = objects.ImageMeta.from_dict(
{'properties': {'hw_vif_model': 'virtio',
'hw_vif_multiqueue_enabled': 'true'}})
flavor = objects.Flavor(name='m1.small',
memory_mb=128,
vcpus=4,
root_gb=0,
ephemeral_gb=0,
swap=0,
deleted_at=None,
deleted=0,
created_at=None, flavorid=1,
is_public=True, vcpu_weight=None,
id=2, disabled=False, rxtx_factor=1.0)
conf = d.get_base_config(None, 'ca:fe:de:ad:be:ef', image_meta,
flavor, 'kvm', 'normal')
self.assertEqual(4, conf.vhost_queues)
self.assertEqual('vhost', conf.driver_name)
d._set_config_VIFVHostUser(self.instance, self.os_vif_vhostuser, conf)
self.assertEqual(4, conf.vhost_queues)
self.assertIsNone(conf.driver_name)
def _test_virtio_config_queue_sizes(
self, vnic_type=network_model.VNIC_TYPE_NORMAL):
self.flags(rx_queue_size=512, group='libvirt')
self.flags(tx_queue_size=1024, group='libvirt')
v = vif.LibvirtGenericVIFDriver()
conf = v.get_base_config(
None, 'ca:fe:de:ad:be:ef', {}, objects.Flavor(), 'kvm', vnic_type)
return v, conf
def test_virtio_vhost_queue_sizes(self):
_, conf = self._test_virtio_config_queue_sizes()
self.assertEqual(512, conf.vhost_rx_queue_size)
self.assertIsNone(conf.vhost_tx_queue_size)
def test_virtio_vhost_queue_sizes_vnic_type_direct(self):
_, conf = self._test_virtio_config_queue_sizes(
vnic_type=network_model.VNIC_TYPE_DIRECT)
self.assertIsNone(conf.vhost_rx_queue_size)
self.assertIsNone(conf.vhost_tx_queue_size)
def test_virtio_vhost_queue_sizes_vnic_type_direct_physical(self):
_, conf = self._test_virtio_config_queue_sizes(
vnic_type=network_model.VNIC_TYPE_DIRECT_PHYSICAL)
self.assertIsNone(conf.vhost_rx_queue_size)
self.assertIsNone(conf.vhost_tx_queue_size)
def test_virtio_vhost_queue_sizes_vnic_type_macvtap(self):
_, conf = self._test_virtio_config_queue_sizes(
vnic_type=network_model.VNIC_TYPE_MACVTAP)
self.assertEqual(512, conf.vhost_rx_queue_size)
self.assertIsNone(conf.vhost_tx_queue_size)
def test_virtio_vhost_queue_sizes_vnic_type_virtio_forwarder(self):
_, conf = self._test_virtio_config_queue_sizes(
vnic_type=network_model.VNIC_TYPE_VIRTIO_FORWARDER)
self.assertEqual(512, conf.vhost_rx_queue_size)
self.assertIsNone(conf.vhost_tx_queue_size)
def test_virtio_vhostuser_osvif_queue_sizes(self):
v, conf = self._test_virtio_config_queue_sizes()
v._set_config_VIFVHostUser(self.instance, self.os_vif_vhostuser, conf)
self.assertEqual(512, conf.vhost_rx_queue_size)
self.assertEqual(1024, conf.vhost_tx_queue_size)
def test_multiple_nics(self):
conf = self._get_conf()
# Tests multiple nic configuration and that target_dev is
# set for each
nics = [{'net_type': 'bridge',
'mac_addr': '00:00:00:00:00:0b',
'source_dev': 'b_source_dev',
'target_dev': 'b_target_dev'},
{'net_type': 'ethernet',
'mac_addr': '00:00:00:00:00:0e',
'source_dev': 'e_source_dev',
'target_dev': 'e_target_dev'},
{'net_type': 'direct',
'mac_addr': '00:00:00:00:00:0d',
'source_dev': 'd_source_dev',
'target_dev': 'd_target_dev'}]
for nic in nics:
nic_conf = vconfig.LibvirtConfigGuestInterface()
nic_conf.net_type = nic['net_type']
nic_conf.target_dev = nic['target_dev']
nic_conf.mac_addr = nic['mac_addr']
nic_conf.source_dev = nic['source_dev']
conf.add_device(nic_conf)
xml = conf.to_xml()
doc = etree.fromstring(xml)
for nic in nics:
path = "./devices/interface/[@type='%s']" % nic['net_type']
node = doc.find(path)
self.assertEqual(nic['net_type'], node.get("type"))
self.assertEqual(nic['mac_addr'],
node.find("mac").get("address"))
self.assertEqual(nic['target_dev'],
node.find("target").get("dev"))
def test_model_novirtio(self):
self.flags(use_virtio_for_bridges=False,
virt_type='kvm',
group='libvirt')
d = vif.LibvirtGenericVIFDriver()
xml = self._get_instance_xml(d, self.vif_bridge)
self._assertModel(xml)
def test_model_kvm(self):
self.flags(use_virtio_for_bridges=True,
virt_type='kvm',
group='libvirt')
d = vif.LibvirtGenericVIFDriver()
xml = self._get_instance_xml(d, self.vif_bridge)
self._assertModel(xml, network_model.VIF_MODEL_VIRTIO)
def test_model_parallels(self):
self.flags(use_virtio_for_bridges=True,
virt_type='parallels',
group='libvirt')
d = vif.LibvirtGenericVIFDriver()
xml = self._get_instance_xml(d, self.vif_bridge)
self._assertModel(xml, network_model.VIF_MODEL_VIRTIO)
def test_model_kvm_qemu_parallels_custom(self):
for virt in ('kvm', 'qemu', 'parallels'):
self.flags(use_virtio_for_bridges=True,
virt_type=virt,
group='libvirt')
d = vif.LibvirtGenericVIFDriver()
if virt == 'parallels':
supported = (network_model.VIF_MODEL_RTL8139,
network_model.VIF_MODEL_E1000)
elif virt == 'qemu':
supported = (network_model.VIF_MODEL_LAN9118,
network_model.VIF_MODEL_NE2K_PCI,
network_model.VIF_MODEL_PCNET,
network_model.VIF_MODEL_RTL8139,
network_model.VIF_MODEL_E1000,
network_model.VIF_MODEL_E1000E,
network_model.VIF_MODEL_SPAPR_VLAN,
network_model.VIF_MODEL_VMXNET3)
else:
supported = (network_model.VIF_MODEL_NE2K_PCI,
network_model.VIF_MODEL_PCNET,
network_model.VIF_MODEL_RTL8139,
network_model.VIF_MODEL_E1000,
network_model.VIF_MODEL_E1000E,
network_model.VIF_MODEL_SPAPR_VLAN,
network_model.VIF_MODEL_VMXNET3)
for model in supported:
image_meta = objects.ImageMeta.from_dict(
{'properties': {'hw_vif_model': model}})
xml = self._get_instance_xml(d, self.vif_bridge,
image_meta)
self._assertModel(xml, model)
@mock.patch.object(vif.designer, 'set_vif_guest_frontend_config')
def test_model_with_osinfo(self, mock_set):
self.flags(use_virtio_for_bridges=True,
virt_type='kvm',
group='libvirt')
self.useFixture(fixtures.MonkeyPatch(
'nova.virt.osinfo.libosinfo',
fakelibosinfo))
d = vif.LibvirtGenericVIFDriver()
image_meta = {'properties': {'os_name': 'fedora22'}}
image_meta = objects.ImageMeta.from_dict(image_meta)
d.get_base_config(None, 'ca:fe:de:ad:be:ef', image_meta,
None, 'kvm', 'normal')
mock_set.assert_called_once_with(mock.ANY, 'ca:fe:de:ad:be:ef',
'virtio', None, None, None)
@mock.patch.object(vif.designer, 'set_vif_guest_frontend_config',
wraps=vif.designer.set_vif_guest_frontend_config)
def test_model_sriov_direct(self, mock_set):
"""Direct attach vNICs shouldn't retrieve info from image_meta."""
self.flags(use_virtio_for_bridges=True,
virt_type='kvm',
group='libvirt')
self.useFixture(fixtures.MonkeyPatch(
'nova.virt.osinfo.libosinfo',
fakelibosinfo))
d = vif.LibvirtGenericVIFDriver()
image_meta = objects.ImageMeta.from_dict(
{'properties': {'hw_vif_model': 'virtio'}})
conf = d.get_base_config(None, 'ca:fe:de:ad:be:ef', image_meta,
None, 'kvm', network_model.VNIC_TYPE_DIRECT)
mock_set.assert_called_once_with(mock.ANY, 'ca:fe:de:ad:be:ef',
None, None, None, None)
self.assertIsNone(conf.vhost_queues)
self.assertIsNone(conf.driver_name)
self.assertIsNone(conf.model)
def test_model_qemu(self):
vif_objs = [
self.vif_bridge,
self.vif_8021qbg,
self.vif_iovisor,
self.vif_ovs,
]
self.flags(use_virtio_for_bridges=True,
virt_type='qemu',
group='libvirt')
for vif_obj in vif_objs:
d = vif.LibvirtGenericVIFDriver()
xml = self._get_instance_xml(d, vif_obj)
doc = etree.fromstring(xml)
bandwidth = doc.find('./devices/interface/bandwidth')
self.assertIsNotNone(bandwidth)
inbound = bandwidth.find('inbound')
self.assertEqual(inbound.get("average"),
self.bandwidth['quota:vif_inbound_average'])
self.assertEqual(inbound.get("peak"),
self.bandwidth['quota:vif_inbound_peak'])
self.assertEqual(inbound.get("burst"),
self.bandwidth['quota:vif_inbound_burst'])
outbound = bandwidth.find('outbound')
self.assertEqual(outbound.get("average"),
self.bandwidth['quota:vif_outbound_average'])
self.assertEqual(outbound.get("peak"),
self.bandwidth['quota:vif_outbound_peak'])
self.assertEqual(outbound.get("burst"),
self.bandwidth['quota:vif_outbound_burst'])
self._assertModel(xml, network_model.VIF_MODEL_VIRTIO, "qemu")
def test_model_xen(self):
self.flags(use_virtio_for_bridges=True,
virt_type='xen',
group='libvirt')
d = vif.LibvirtGenericVIFDriver()
xml = self._get_instance_xml(d, self.vif_bridge)
self._assertModel(xml)
def test_generic_driver_none(self):
d = vif.LibvirtGenericVIFDriver()
self.assertRaises(exception.NovaException,
self._get_instance_xml,
d,
self.vif_none)
def _check_bridge_driver(self, d, vif, br_want):
xml = self._get_instance_xml(d, vif)
node = self._get_node(xml)
self._assertTypeAndMacEquals(node, "bridge", "source", "bridge",
self.vif_bridge, br_want)
def test_generic_driver_bridge(self):
d = vif.LibvirtGenericVIFDriver()
self._check_bridge_driver(d,
self.vif_bridge,
self.vif_bridge['network']['bridge'])
@mock.patch.object(pci_utils, 'get_ifname_by_pci_address')
@mock.patch.object(pci_utils, 'get_vf_num_by_pci_address', return_value=1)
@mock.patch('nova.privsep.linux_net.set_device_macaddr')
@mock.patch('nova.privsep.linux_net.set_device_macaddr_and_vlan')
def _test_hw_veb_op(self, op, vlan, mock_set_macaddr_and_vlan,
mock_set_macaddr, mock_get_vf_num,
mock_get_ifname):
mock_get_ifname.side_effect = ['eth1', 'eth13']
vlan_id = int(vlan)
port_state = 'up' if vlan_id > 0 else 'down'
mac = ('00:00:00:00:00:00' if op.__name__ == 'unplug'
else self.vif_hw_veb_macvtap['address'])
calls = {
'get_ifname':
[mock.call(self.vif_hw_veb_macvtap['profile']['pci_slot'],
pf_interface=True),
mock.call(self.vif_hw_veb_macvtap['profile']['pci_slot'])],
'get_vf_num':
[mock.call(self.vif_hw_veb_macvtap['profile']['pci_slot'])],
'set_macaddr': [mock.call('eth13', mac, port_state=port_state)]
}
op(self.instance, self.vif_hw_veb_macvtap)
mock_get_ifname.assert_has_calls(calls['get_ifname'])
mock_get_vf_num.assert_has_calls(calls['get_vf_num'])
mock_set_macaddr.assert_has_calls(calls['set_macaddr'])
mock_set_macaddr_and_vlan.assert_called_once_with(
'eth1', 1, mock.ANY, vlan_id)
def test_plug_hw_veb(self):
d = vif.LibvirtGenericVIFDriver()
details = self.vif_hw_veb_macvtap['details']
vlan = details[network_model.VIF_DETAILS_VLAN]
self._test_hw_veb_op(d.plug, vlan)
def test_unplug_hw_veb(self):
d = vif.LibvirtGenericVIFDriver()
self._test_hw_veb_op(d.unplug, 0)
@mock.patch('nova.virt.libvirt.vif.set_vf_trusted')
def test_plug_hw_veb_trusted(self, mset_vf_trusted):
d = vif.LibvirtGenericVIFDriver()
d.plug(self.instance, self.vif_hw_veb_trusted)
mset_vf_trusted.assert_called_once_with('0000:0a:00.1', True)
@mock.patch('nova.virt.libvirt.vif.set_vf_trusted')
def test_unplug_hw_veb_trusted(self, mset_vf_trusted):
d = vif.LibvirtGenericVIFDriver()
d.unplug(self.instance, self.vif_hw_veb_trusted)
mset_vf_trusted.assert_called_once_with('0000:0a:00.1', False)
@mock.patch('nova.privsep.libvirt.unplug_plumgrid_vif',
side_effect=processutils.ProcessExecutionError)
def test_unplug_iovisor(self, mock_unplug):
d = vif.LibvirtGenericVIFDriver()
d.unplug(self.instance, self.vif_iovisor)
@mock.patch('nova.privsep.linux_net.device_exists')
@mock.patch('nova.privsep.libvirt.plug_plumgrid_vif')
@mock.patch('nova.privsep.linux_net.create_tap_dev')
def test_plug_iovisor(self, mock_create_tap_dev, mock_plug, device_exists):
device_exists.return_value = True
d = vif.LibvirtGenericVIFDriver()
d.plug(self.instance, self.vif_iovisor)
mock_plug.assert_has_calls(
[mock.call('tap-xxx-yyy-zzz',
self.vif_iovisor['id'],
self.vif_iovisor['address'],
self.vif_iovisor['network']['id'],
self.instance.project_id)])
def _check_ovs_virtualport_driver(self, d, vif, want_iface_id):
xml = self._get_instance_xml(d, vif)
node = self._get_node(xml)
self._assertTypeAndMacEquals(node, "bridge", "source", "bridge",
vif, "br0")
vp = node.find("virtualport")
self.assertEqual(vp.get("type"), "openvswitch")
iface_id_found = False
for p_elem in vp.findall("parameters"):
iface_id = p_elem.get("interfaceid", None)
if iface_id:
self.assertEqual(iface_id, want_iface_id)
iface_id_found = True
self.assertTrue(iface_id_found)
def test_generic_ovs_virtualport_driver(self):
d = vif.LibvirtGenericVIFDriver()
want_iface_id = self.vif_ovs['ovs_interfaceid']
self._check_ovs_virtualport_driver(d,
self.vif_ovs,
want_iface_id)
def test_direct_plug_with_port_filter_cap_no_nova_firewall(self):
d = vif.LibvirtGenericVIFDriver()
br_want = self.vif_midonet['devname']
xml = self._get_instance_xml(d, self.vif_ovs_filter_cap)
node = self._get_node(xml)
self._assertTypeAndMacEquals(node, "bridge", "target", "dev",
self.vif_ovs_filter_cap, br_want)
def test_ib_hostdev_driver(self):
d = vif.LibvirtGenericVIFDriver()
xml = self._get_instance_xml(d, self.vif_ib_hostdev)
doc = etree.fromstring(xml)
node = doc.findall('./devices/hostdev')[0]
self.assertEqual(1, len(node))
self._assertPciEqual(node, self.vif_ib_hostdev)
def test_midonet_ethernet_vif_driver(self):
d = vif.LibvirtGenericVIFDriver()
br_want = self.vif_midonet['devname']
xml = self._get_instance_xml(d, self.vif_midonet)
node = self._get_node(xml)
self._assertTypeAndMacEquals(node, "ethernet", "target", "dev",
self.vif_midonet, br_want)
def test_tap_ethernet_vif_driver(self):
d = vif.LibvirtGenericVIFDriver()
br_want = self.vif_tap['devname']
xml = self._get_instance_xml(d, self.vif_tap)
node = self._get_node(xml)
self._assertTypeAndMacEquals(node, "ethernet", "target", "dev",
self.vif_tap, br_want)
@mock.patch('nova.privsep.linux_net.device_exists', return_value=True)
@mock.patch('nova.privsep.linux_net.set_device_mtu')
@mock.patch('nova.privsep.linux_net.create_tap_dev')
def test_plug_tap_kvm_virtio(self, mock_create_tap_dev, mock_set_mtu,
mock_device_exists):
d1 = vif.LibvirtGenericVIFDriver()
ins = objects.Instance(
id=1, uuid='f0000000-0000-0000-0000-000000000001',
project_id=723, system_metadata={}
)
d1.plug(ins, self.vif_tap)
mock_create_tap_dev.assert_called_once_with('tap-xxx-yyy-zzz', None,
multiqueue=False)
mock_create_tap_dev.reset_mock()
d2 = vif.LibvirtGenericVIFDriver()
mq_ins = objects.Instance(
id=1, uuid='f0000000-0000-0000-0000-000000000001',
project_id=723, system_metadata={
'image_hw_vif_multiqueue_enabled': 'True'
}
)
d2.plug(mq_ins, self.vif_tap)
mock_create_tap_dev.assert_called_once_with('tap-xxx-yyy-zzz', None,
multiqueue=True)
@mock.patch('nova.privsep.linux_net.device_exists', return_value=True)
@mock.patch('nova.privsep.linux_net.set_device_mtu')
@mock.patch('nova.privsep.linux_net.create_tap_dev')
def test_plug_tap_mq_ignored_virt_type(
self, mock_create_tap_dev, mock_set_mtu, mock_device_exists):
self.flags(use_virtio_for_bridges=True,
virt_type='xen',
group='libvirt')
d1 = vif.LibvirtGenericVIFDriver()
ins = objects.Instance(
id=1, uuid='f0000000-0000-0000-0000-000000000001',
project_id=723, system_metadata={
'image_hw_vif_multiqueue_enabled': 'True'
}
)
d1.plug(ins, self.vif_tap)
mock_create_tap_dev.assert_called_once_with('tap-xxx-yyy-zzz',
None,
multiqueue=False)
@mock.patch('nova.privsep.linux_net.device_exists', return_value=True)
@mock.patch('nova.privsep.linux_net.set_device_mtu')
@mock.patch('nova.privsep.linux_net.create_tap_dev')
def test_plug_tap_mq_ignored_vif_model(
self, mock_create_tap_dev, mock_set_mtu, mock_device_exists):
d1 = vif.LibvirtGenericVIFDriver()
ins = objects.Instance(
id=1, uuid='f0000000-0000-0000-0000-000000000001',
project_id=723, system_metadata={
'image_hw_vif_multiqueue_enabled': 'True',
'image_hw_vif_model': 'e1000',
}
)
d1.plug(ins, self.vif_tap)
mock_create_tap_dev.assert_called_once_with('tap-xxx-yyy-zzz',
None,
multiqueue=False)
def test_unplug_tap(self):
d = vif.LibvirtGenericVIFDriver()
d.unplug(self.instance, self.vif_tap)
def test_generic_8021qbh_driver(self):
d = vif.LibvirtGenericVIFDriver()
xml = self._get_instance_xml(d, self.vif_8021qbh)
node = self._get_node(xml)
self._assertTypeAndPciEquals(node, "hostdev", self.vif_8021qbh)
self._assertMacEquals(node, self.vif_8021qbh)
vp = node.find("virtualport")
self.assertEqual(vp.get("type"), "802.1Qbh")
profile_id_found = False
for p_elem in vp.findall("parameters"):
details = self.vif_8021qbh["details"]
profile_id = p_elem.get("profileid", None)
if profile_id:
self.assertEqual(profile_id,
details[network_model.VIF_DETAILS_PROFILEID])
profile_id_found = True
self.assertTrue(profile_id_found)
def test_hw_veb_driver(self):
d = vif.LibvirtGenericVIFDriver()
xml = self._get_instance_xml(d, self.vif_hw_veb)
node = self._get_node(xml)
self._assertTypeAndPciEquals(node, "hostdev", self.vif_hw_veb)
self._assertMacEquals(node, self.vif_hw_veb)
conf = vconfig.LibvirtConfigGuestInterface()
conf.parse_dom(node)
self.assertEqual(conf.vlan, self.vif_hw_veb["details"]["vlan"])
def test_hostdev_physical_driver(self):
d = vif.LibvirtGenericVIFDriver()
xml = self._get_instance_xml(d, self.vif_hostdev_physical)
doc = etree.fromstring(xml)
node = doc.findall('./devices/hostdev')[0]
self.assertEqual(1, len(node))
self._assertPciEqual(node, self.vif_hostdev_physical)
@mock.patch.object(pci_utils, 'get_ifname_by_pci_address',
return_value='eth1')
def test_hw_veb_driver_macvtap(self, mock_get_ifname):
d = vif.LibvirtGenericVIFDriver()
xml = self._get_instance_xml(d, self.vif_hw_veb_macvtap)
node = self._get_node(xml)
self.assertEqual(node.get("type"), "direct")
self._assertTypeEquals(node, "direct", "source",
"dev", "eth1")
self._assertTypeEquals(node, "direct", "source",
"mode", "passthrough")
self._assertMacEquals(node, self.vif_hw_veb_macvtap)
vlan = node.find("vlan").find("tag").get("id")
vlan_want = self.vif_hw_veb["details"]["vlan"]
self.assertEqual(int(vlan), vlan_want)
def test_driver_macvtap_vlan(self):
d = vif.LibvirtGenericVIFDriver()
xml = self._get_instance_xml(d, self.vif_macvtap_vlan)
node = self._get_node(xml)
self.assertEqual(node.get("type"), "direct")
self._assertTypeEquals(node, "direct", "source",
"dev", "eth0.1")
self._assertTypeEquals(node, "direct", "source",
"mode", "vepa")
self._assertMacEquals(node, self.vif_macvtap_vlan)
def test_driver_macvtap_flat(self):
d = vif.LibvirtGenericVIFDriver()
xml = self._get_instance_xml(d, self.vif_macvtap_flat)
node = self._get_node(xml)
self.assertEqual(node.get("type"), "direct")
self._assertTypeEquals(node, "direct", "source",
"dev", "eth0")
self._assertTypeEquals(node, "direct", "source",
"mode", "bridge")
self._assertMacEquals(node, self.vif_macvtap_flat)
def test_driver_macvtap_exception(self):
d = vif.LibvirtGenericVIFDriver()
e = self.assertRaises(exception.VifDetailsMissingMacvtapParameters,
self._get_instance_xml,
d,
self.vif_macvtap_exception)
self.assertIn('macvtap_source', six.text_type(e))
self.assertIn('macvtap_mode', six.text_type(e))
self.assertIn('physical_interface', six.text_type(e))
@mock.patch('nova.virt.libvirt.vif.ensure_vlan')
def test_macvtap_plug_vlan(self, ensure_vlan_mock):
d = vif.LibvirtGenericVIFDriver()
d.plug(self.instance, self.vif_macvtap_vlan)
ensure_vlan_mock.assert_called_once_with(1, 'eth0', interface='eth0.1')
@mock.patch('nova.virt.libvirt.vif.ensure_vlan')
def test_macvtap_plug_flat(self, ensure_vlan_mock):
d = vif.LibvirtGenericVIFDriver()
d.plug(self.instance, self.vif_macvtap_flat)
self.assertFalse(ensure_vlan_mock.called)
def test_generic_iovisor_driver(self):
d = vif.LibvirtGenericVIFDriver()
br_want = self.vif_iovisor['devname']
xml = self._get_instance_xml(d, self.vif_iovisor)
node = self._get_node(xml)
self._assertTypeAndMacEquals(node, "ethernet", "target", "dev",
self.vif_iovisor, br_want)
def test_generic_8021qbg_driver(self):
d = vif.LibvirtGenericVIFDriver()
xml = self._get_instance_xml(d, self.vif_8021qbg)
node = self._get_node(xml)
self._assertTypeEquals(node, "direct", "source", "dev", "eth0")
self._assertMacEquals(node, self.vif_8021qbg)
vp = node.find("virtualport")
self.assertEqual(vp.get("type"), "802.1Qbg")
manager_id_found = False
type_id_found = False
typeversion_id_found = False
instance_id_found = False
for p_elem in vp.findall("parameters"):
wantparams = self.vif_8021qbg['qbg_params']
manager_id = p_elem.get("managerid", None)
type_id = p_elem.get("typeid", None)
typeversion_id = p_elem.get("typeidversion", None)
instance_id = p_elem.get("instanceid", None)
if manager_id:
self.assertEqual(manager_id,
wantparams['managerid'])
manager_id_found = True
if type_id:
self.assertEqual(type_id,
wantparams['typeid'])
type_id_found = True
if typeversion_id:
self.assertEqual(typeversion_id,
wantparams['typeidversion'])
typeversion_id_found = True
if instance_id:
self.assertEqual(instance_id,
wantparams['instanceid'])
instance_id_found = True
self.assertTrue(manager_id_found)
self.assertTrue(type_id_found)
self.assertTrue(typeversion_id_found)
self.assertTrue(instance_id_found)
def test_vhostuser_driver(self):
d = vif.LibvirtGenericVIFDriver()
xml = self._get_instance_xml(d, self.vif_vhostuser)
node = self._get_node(xml)
self.assertEqual(node.get("type"),
network_model.VIF_TYPE_VHOSTUSER)
self._assertTypeEquals(node, network_model.VIF_TYPE_VHOSTUSER,
"source", "mode", "client")
self._assertTypeEquals(node, network_model.VIF_TYPE_VHOSTUSER,
"source", "path", "/tmp/vif-xxx-yyy-zzz")
self._assertTypeEquals(node, network_model.VIF_TYPE_VHOSTUSER,
"source", "type", "unix")
self._assertMacEquals(node, self.vif_vhostuser)
self._assertModel(xml, network_model.VIF_MODEL_VIRTIO)
def test_vhostuser_driver_queue_sizes(self):
self.flags(rx_queue_size=512, group='libvirt')
self.flags(tx_queue_size=1024, group='libvirt')
d = vif.LibvirtGenericVIFDriver()
xml = self._get_instance_xml(d, self.vif_vhostuser)
self._assertXmlEqual("""
<domain type="qemu">
<uuid>fake-uuid</uuid>
<name>fake-name</name>
<memory>102400</memory>
<vcpu>4</vcpu>
<os>
<type>None</type>
</os>
<devices>
<interface type="vhostuser">
<mac address="ca:fe:de:ad:be:ef"/>
<model type="virtio"/>
<driver rx_queue_size="512" tx_queue_size="1024"/>
<source mode="client" path="/tmp/vif-xxx-yyy-zzz" type="unix"/>
</interface>
</devices>
</domain>""", xml)
def test_vhostuser_driver_no_path(self):
d = vif.LibvirtGenericVIFDriver()
self.assertRaises(exception.VifDetailsMissingVhostuserSockPath,
self._get_instance_xml,
d,
self.vif_vhostuser_no_path)
def test_vhostuser_driver_ovs(self):
d = vif.LibvirtGenericVIFDriver()
xml = self._get_instance_xml(d,
self.vif_vhostuser_ovs)
node = self._get_node(xml)
self.assertEqual(node.get("type"),
network_model.VIF_TYPE_VHOSTUSER)
self._assertTypeEquals(node, network_model.VIF_TYPE_VHOSTUSER,
"source", "mode", "client")
self._assertTypeEquals(node, network_model.VIF_TYPE_VHOSTUSER,
"source", "path", "/tmp/usv-xxx-yyy-zzz")
self._assertTypeEquals(node, network_model.VIF_TYPE_VHOSTUSER,
"source", "type", "unix")
self._assertMacEquals(node, self.vif_vhostuser_ovs)
self._assertModel(xml, network_model.VIF_MODEL_VIRTIO)
def test_ovs_direct(self):
d = vif.LibvirtGenericVIFDriver()
xml = self._get_instance_xml(d, self.vif_ovs_direct)
node = self._get_node(xml)
self._assertTypeAndPciEquals(node,
"hostdev",
self.vif_ovs_direct)
self._assertMacEquals(node, self.vif_ovs_direct)
def test_agilio_ovs_direct(self):
d = vif.LibvirtGenericVIFDriver()
xml = self._get_instance_xml(d, self.vif_agilio_ovs_direct)
node = self._get_node(xml)
self._assertTypeAndPciEquals(node,
"hostdev",
self.vif_agilio_ovs_direct)
self._assertMacEquals(node, self.vif_agilio_ovs_direct)
def test_agilio_ovs_forwarder(self):
d = vif.LibvirtGenericVIFDriver()
xml = self._get_instance_xml(d,
self.vif_agilio_ovs_forwarder)
node = self._get_node(xml)
self.assertEqual(node.get("type"),
network_model.VIF_TYPE_VHOSTUSER)
self._assertTypeEquals(node, network_model.VIF_TYPE_VHOSTUSER,
"source", "mode", "client")
self._assertTypeEquals(node, network_model.VIF_TYPE_VHOSTUSER,
"source", "path", "/tmp/usv-xxx-yyy-zzz")
self._assertTypeEquals(node, network_model.VIF_TYPE_VHOSTUSER,
"source", "type", "unix")
self._assertMacEquals(node, self.vif_agilio_ovs_forwarder)
self._assertModel(xml, network_model.VIF_MODEL_VIRTIO)
def test_ivs_ethernet_driver(self):
d = vif.LibvirtGenericVIFDriver()
xml = self._get_instance_xml(d, self.vif_ivs)
node = self._get_node(xml)
dev_want = self.vif_ivs['devname']
self._assertTypeAndMacEquals(node, "ethernet", "target", "dev",
self.vif_ivs, dev_want)
script = node.find("script")
self.assertIsNone(script)
def test_vrouter(self):
"""Test for the Contrail / Tungsten Fabric kernel datapath."""
d = vif.LibvirtGenericVIFDriver()
dev_want = self.vif_vrouter['devname']
xml = self._get_instance_xml(d, self.vif_vrouter)
node = self._get_node(xml)
self._assertTypeAndMacEquals(node, "ethernet", "target", "dev",
self.vif_vrouter, dev_want)
def test_vrouter_direct(self):
"""Test for Contrail / Tungsten Fabric direct offloaded datapath."""
d = vif.LibvirtGenericVIFDriver()
xml = self._get_instance_xml(d, self.vif_vrouter_direct)
node = self._get_node(xml)
self._assertTypeAndPciEquals(node,
"hostdev",
self.vif_vrouter_direct)
self._assertMacEquals(node, self.vif_vrouter_direct)
def test_vrouter_forwarder(self):
"""Test for Contrail / Tungsten Fabric indirect offloaded datapath."""
d = vif.LibvirtGenericVIFDriver()
xml = self._get_instance_xml(d,
self.vif_vrouter_forwarder)
node = self._get_node(xml)
self.assertEqual(node.get("type"),
network_model.VIF_TYPE_VHOSTUSER)
self._assertTypeEquals(node, network_model.VIF_TYPE_VHOSTUSER,
"source", "mode", "server")
self._assertTypeEquals(node, network_model.VIF_TYPE_VHOSTUSER,
"source", "path", "/tmp/usv-xxx-yyy-zzz")
self._assertTypeEquals(node, network_model.VIF_TYPE_VHOSTUSER,
"source", "type", "unix")
self._assertMacEquals(node, self.vif_vrouter_forwarder)
self._assertModel(xml, network_model.VIF_MODEL_VIRTIO)
def test_contrail_vrouter(self):
"""Test for the Contrail / Tungsten Fabric DPDK datapath."""
d = vif.LibvirtGenericVIFDriver()
xml = self._get_instance_xml(d,
self.vif_contrail_vrouter)
node = self._get_node(xml)
self.assertEqual(node.get("type"),
network_model.VIF_TYPE_VHOSTUSER)
self._assertTypeEquals(node, network_model.VIF_TYPE_VHOSTUSER,
"source", "mode", "server")
self._assertTypeEquals(node, network_model.VIF_TYPE_VHOSTUSER,
"source", "path", "/tmp/usv-xxx-yyy-zzz")
self._assertTypeEquals(node, network_model.VIF_TYPE_VHOSTUSER,
"source", "type", "unix")
self._assertMacEquals(node, self.vif_contrail_vrouter)
self._assertModel(xml, network_model.VIF_MODEL_VIRTIO)
@mock.patch("nova.network.os_vif_util.nova_to_osvif_instance")
@mock.patch("nova.network.os_vif_util.nova_to_osvif_vif")
@mock.patch.object(os_vif, "plug")
def _test_osvif_plug(self, fail, mock_plug,
mock_convert_vif, mock_convert_inst):
mock_convert_vif.return_value = self.os_vif_bridge
mock_convert_inst.return_value = self.os_vif_inst_info
d = vif.LibvirtGenericVIFDriver()
if fail:
mock_plug.side_effect = osv_exception.ExceptionBase("Wibble")
self.assertRaises(exception.NovaException,
d.plug,
self.instance, self.vif_bridge)
else:
d.plug(self.instance, self.vif_bridge)
mock_plug.assert_called_once_with(self.os_vif_bridge,
self.os_vif_inst_info)
def test_osvif_plug_normal(self):
self._test_osvif_plug(False)
def test_osvif_plug_fail(self):
self._test_osvif_plug(True)
@mock.patch("nova.network.os_vif_util.nova_to_osvif_instance")
@mock.patch("nova.network.os_vif_util.nova_to_osvif_vif")
@mock.patch.object(os_vif, "unplug")
def _test_osvif_unplug(self, fail, mock_unplug,
mock_convert_vif, mock_convert_inst):
mock_convert_vif.return_value = self.os_vif_bridge
mock_convert_inst.return_value = self.os_vif_inst_info
d = vif.LibvirtGenericVIFDriver()
if fail:
mock_unplug.side_effect = osv_exception.ExceptionBase("Wibble")
self.assertRaises(exception.NovaException,
d.unplug,
self.instance, self.vif_bridge)
else:
d.unplug(self.instance, self.vif_bridge)
mock_unplug.assert_called_once_with(self.os_vif_bridge,
self.os_vif_inst_info)
def test_osvif_unplug_normal(self):
self._test_osvif_unplug(False)
def test_osvif_unplug_fail(self):
self._test_osvif_unplug(True)
@mock.patch("nova.network.os_vif_util.nova_to_osvif_instance")
@mock.patch("nova.network.os_vif_util.nova_to_osvif_vif")
def _test_config_os_vif(self, os_vif_model, vif_model,
expected_xml, mock_convert_vif,
mock_convert_inst):
mock_convert_vif.return_value = os_vif_model
mock_convert_inst.return_value = self.os_vif_inst_info
d = vif.LibvirtGenericVIFDriver()
xml = self._get_instance_xml(d, vif_model)
node = self._get_node(xml)
self._assertXmlEqual(expected_xml, node)
def test_config_os_vif_bridge(self):
os_vif_type = self.os_vif_bridge
vif_type = self.vif_bridge
expected_xml = """
<interface type="bridge">
<mac address="22:52:25:62:e2:aa"/>
<model type="virtio"/>
<source bridge="br100"/>
<mtu size="9000"/>
<target dev="nicdc065497-3c"/>
<bandwidth>
<inbound average="100" peak="200" burst="300"/>
<outbound average="10" peak="20" burst="30"/>
</bandwidth>
</interface>"""
self._test_config_os_vif(os_vif_type, vif_type, expected_xml)
def test_config_os_vif_bridge_nofw(self):
os_vif_type = self.os_vif_bridge
vif_type = self.vif_bridge
expected_xml = """
<interface type="bridge">
<mac address="22:52:25:62:e2:aa"/>
<model type="virtio"/>
<source bridge="br100"/>
<mtu size="9000"/>
<target dev="nicdc065497-3c"/>
<bandwidth>
<inbound average="100" peak="200" burst="300"/>
<outbound average="10" peak="20" burst="30"/>
</bandwidth>
</interface>"""
self._test_config_os_vif(os_vif_type, vif_type, expected_xml)
def test_config_os_vif_vhostuser(self):
os_vif_type = self.os_vif_vhostuser
vif_type = self.vif_vhostuser
expected_xml = """
<interface type="vhostuser">
<mac address="22:52:25:62:e2:aa"/>
<model type="virtio"/>
<source mode="client"
path="/var/run/openvswitch/vhudc065497-3c" type="unix"/>
</interface>"""
self._test_config_os_vif(os_vif_type, vif_type, expected_xml)
def test_config_os_vif_agilio_ovs_fallthrough(self):
os_vif_type = self.os_vif_agilio_ovs
vif_type = self.vif_agilio_ovs
expected_xml = """
<interface type="bridge">
<mac address="22:52:25:62:e2:aa"/>
<model type="virtio"/>
<source bridge="br0"/>
<mtu size="9000"/>
<target dev="nicdc065497-3c"/>
<virtualport type="openvswitch">
<parameters
interfaceid="07bd6cea-fb37-4594-b769-90fc51854ee9"/>
</virtualport>
<bandwidth>
<inbound average="100" peak="200" burst="300"/>
<outbound average="10" peak="20" burst="30"/>
</bandwidth>
</interface>"""
self._test_config_os_vif(os_vif_type, vif_type, expected_xml)
def test_config_os_vif_agilio_ovs_forwarder(self):
os_vif_type = self.os_vif_agilio_forwarder
vif_type = self.vif_agilio_ovs_forwarder
expected_xml = """
<interface type="vhostuser">
<mac address="22:52:25:62:e2:aa"/>
<model type="virtio"/>
<source mode="client"
path="/var/run/openvswitch/vhudc065497-3c" type="unix"/>
</interface>"""
self._test_config_os_vif(os_vif_type, vif_type, expected_xml)
def test_config_os_vif_agilio_ovs_direct(self):
os_vif_type = self.os_vif_agilio_direct
vif_type = self.vif_agilio_ovs_direct
expected_xml = """
<interface type="hostdev" managed="yes">
<mac address="22:52:25:62:e2:aa"/>
<source>
<address type="pci" domain="0x0000"
bus="0x0a" slot="0x00" function="0x1"/>
</source>
</interface>"""
self._test_config_os_vif(os_vif_type, vif_type, expected_xml)
def test_config_os_vif_ovs(self):
os_vif_type = self.os_vif_ovs
vif_type = self.vif_ovs
expected_xml = """
<interface type="bridge">
<mac address="22:52:25:62:e2:aa"/>
<model type="virtio"/>
<source bridge="br0"/>
<mtu size="9000"/>
<target dev="nicdc065497-3c"/>
<virtualport type="openvswitch">
<parameters interfaceid="07bd6cea-fb37-4594-b769-90fc51854ee9"/>
</virtualport>
<bandwidth>
<inbound average="100" peak="200" burst="300"/>
<outbound average="10" peak="20" burst="30"/>
</bandwidth>
</interface>"""
self._test_config_os_vif(os_vif_type, vif_type, expected_xml)
def test_config_os_vif_ovs_hybrid(self):
os_vif_type = self.os_vif_ovs_hybrid
vif_type = self.vif_ovs
expected_xml = """
<interface type="bridge">
<mac address="22:52:25:62:e2:aa"/>
<model type="virtio"/>
<source bridge="br0"/>
<mtu size="9000"/>
<target dev="nicdc065497-3c"/>
<bandwidth>
<inbound average="100" peak="200" burst="300"/>
<outbound average="10" peak="20" burst="30"/>
</bandwidth>
</interface>"""
self._test_config_os_vif(os_vif_type, vif_type, expected_xml)
def test_config_os_vif_hostdevice_ethernet(self):
os_vif_type = self.os_vif_hostdevice_ethernet
vif_type = self.vif_bridge
expected_xml = """
<interface type="hostdev" managed="yes">
<mac address="22:52:25:62:e2:aa"/>
<source>
<address type="pci" domain="0x0000"
bus="0x0a" slot="0x00" function="0x1"/>
</source>
</interface>"""
self._test_config_os_vif(os_vif_type, vif_type, expected_xml)
@mock.patch("nova.network.os_vif_util.nova_to_osvif_instance")
@mock.patch("nova.network.os_vif_util.nova_to_osvif_vif")
def test_config_os_vif_hostdevice_generic(self, mock_convert_vif,
mock_convert_inst):
mock_convert_vif.return_value = self.os_vif_hostdevice_generic
mock_convert_inst.return_value = self.os_vif_inst_info
d = vif.LibvirtGenericVIFDriver()
self.assertRaises(exception.InternalError,
self._get_instance_xml, d, self.vif_bridge)