def get_config_bridge(self, instance, network, mapping, image_meta):
"""Get VIF configurations for bridge type."""
conf = super(LibvirtGenericVIFDriver,
self).get_config(instance,
network,
mapping,
image_meta)
designer.set_vif_host_backend_bridge_config(
conf, self.get_bridge_name(network),
self.get_vif_devname(mapping))
mac_id = mapping['mac'].replace(':', '')
name = "nova-instance-" + instance['name'] + "-" + mac_id
primary_addr = mapping['ips'][0]['ip']
dhcp_server = ra_server = ipv4_cidr = ipv6_cidr = None
if mapping['dhcp_server']:
dhcp_server = mapping['dhcp_server']
if CONF.use_ipv6:
ra_server = mapping.get('gateway_v6') + "/128"
if CONF.allow_same_net_traffic:
ipv4_cidr = network['cidr']
if CONF.use_ipv6:
ipv6_cidr = network['cidr_v6']
if self.get_firewall_required():
designer.set_vif_host_backend_filter_config(
conf, name, primary_addr, dhcp_server,
ra_server, ipv4_cidr, ipv6_cidr)
designer.set_vif_bandwidth_config(conf, instance)
return conf
def get_config(self, instance, vif, image_meta, inst_type):
conf = super(VRouterVIFDriver, self).get_config(instance, vif, image_meta, inst_type)
dev = self.get_vif_devname(vif)
designer.set_vif_host_backend_ethernet_config(conf, dev)
designer.set_vif_bandwidth_config(conf, inst_type)
return conf
def get_config_vrouter(self, instance, vif, image_meta, inst_type, virt_type, host):
conf = self.get_base_config(instance, vif, image_meta, inst_type, virt_type)
dev = self.get_vif_devname(vif)
designer.set_vif_host_backend_ethernet_config(conf, dev)
designer.set_vif_bandwidth_config(conf, inst_type)
return conf
def _get_config_os_vif(self, instance, vif, image_meta, inst_type,
virt_type, host, vnic_type):
"""Get the domain config for a VIF
:param instance: nova.objects.Instance
:param vif: os_vif.objects.vif.VIFBase subclass
:param image_meta: nova.objects.ImageMeta
:param inst_type: nova.objects.Flavor
:param virt_type: virtualization type
:param host: nova.virt.libvirt.host.Host
:param vnic_type: vnic type
:returns: nova.virt.libvirt.config.LibvirtConfigGuestInterface
"""
# Do the config that's common to all vif types
conf = self.get_base_config(instance, vif.address, image_meta,
inst_type, virt_type, vnic_type)
# Do the VIF type specific config
viffunc = "_set_config_" + vif.obj_name()
func = getattr(self, viffunc, None)
if not func:
raise exception.InternalError(
_("Unsupported VIF type %(obj)s func %(func)s") %
{'obj': vif.obj_name(), 'func': viffunc})
func(instance, vif, conf, host)
designer.set_vif_bandwidth_config(conf, inst_type)
return conf
def get_config(self, instance, vif, image_meta, inst_type, virt_type=None):
try:
conf = super(VRouterVIFDriver, self).get_config(instance, vif,
image_meta, inst_type)
except TypeError:
conf = super(VRouterVIFDriver, self).get_base_config(instance, vif,
image_meta, inst_type, virt_type)
dev = self.get_vif_devname(vif)
if not virt_type:
try:
virt_type = cfg.CONF.libvirt.virt_type
except cfg.NoSuchOptError:
virt_type = cfg.CONF.libvirt_type
if virt_type == 'lxc':
# for lxc we need to pass a bridge to libvirt
br_name = self._get_br_name(dev)
designer.set_vif_host_backend_bridge_config(conf, br_name)
else:
if CONF.contrail.use_userspace_vhost:
dev = path.join(CONF.contrail.userspace_vhost_socket_dir,
'uvh_vif_' + dev)
designer.set_vif_host_backend_vhostuser_config(conf, 'client',
dev)
else:
designer.set_vif_host_backend_ethernet_config(conf, dev)
designer.set_vif_bandwidth_config(conf, inst_type)
return conf
def get_config_macvtap(self, instance, vif, image_meta,
inst_type, virt_type):
conf = self.get_base_config(instance, vif, image_meta,
inst_type, virt_type)
vif_details = vif['details']
macvtap_src = vif_details.get(network_model.VIF_DETAILS_MACVTAP_SOURCE)
macvtap_mode = vif_details.get(network_model.VIF_DETAILS_MACVTAP_MODE)
phys_interface = vif_details.get(
network_model.VIF_DETAILS_PHYS_INTERFACE)
missing_params = []
if macvtap_src is None:
missing_params.append(network_model.VIF_DETAILS_MACVTAP_SOURCE)
if macvtap_mode is None:
missing_params.append(network_model.VIF_DETAILS_MACVTAP_MODE)
if phys_interface is None:
missing_params.append(network_model.VIF_DETAILS_PHYS_INTERFACE)
if len(missing_params) > 0:
raise exception.VifDetailsMissingMacvtapParameters(
vif_id=vif['id'],
missing_params=missing_params)
designer.set_vif_host_backend_direct_config(
conf, macvtap_src, macvtap_mode)
designer.set_vif_bandwidth_config(conf, inst_type)
return conf
def get_config(self, instance, vif, image_meta, inst_type):
#conf = super(VRouterVIFDriver, self).get_config(instance, vif, image_meta, inst_type)
conf = LibvirtBaseVIFDriver.get_config(self, instance, vif, image_meta, inst_type)
dev = self.get_vif_devname(vif)
br_name = self._get_br_name(dev)
designer.set_vif_host_backend_bridge_config(conf, br_name)
designer.set_vif_bandwidth_config(conf, inst_type)
return conf
def get_config_802qbh(self, instance, vif, image_meta, inst_type):
conf = super(LibvirtGenericVIFDriver, self).get_config(instance, vif, image_meta, inst_type)
params = vif["qbh_params"]
designer.set_vif_host_backend_802qbh_config(conf, vif["network"].get_meta("interface"), params["profileid"])
designer.set_vif_bandwidth_config(conf, inst_type)
return conf
def get_config_mlnx_direct(self, instance, vif, image_meta, inst_type, virt_type, host):
conf = self.get_base_config(instance, vif, image_meta, inst_type, virt_type)
devname = self.get_vif_devname_with_prefix(vif, DEV_PREFIX_ETH)
designer.set_vif_host_backend_direct_config(conf, devname)
designer.set_vif_bandwidth_config(conf, inst_type)
return conf
def get_config_mlnx_direct(self, instance, vif, image_meta, inst_type):
conf = super(LibvirtGenericVIFDriver, self).get_config(instance, vif, image_meta, inst_type)
devname = self.get_vif_devname_with_prefix(vif, DEV_PREFIX_ETH)
designer.set_vif_host_backend_direct_config(conf, devname)
designer.set_vif_bandwidth_config(conf, inst_type)
return conf
def get_config_ovs_bridge(self, instance, vif, image_meta, inst_type, virt_type, host):
conf = self.get_base_config(instance, vif, image_meta, inst_type, virt_type)
designer.set_vif_host_backend_ovs_config(
conf, self.get_bridge_name(vif), self.get_ovs_interfaceid(vif), self.get_vif_devname(vif)
)
designer.set_vif_bandwidth_config(conf, inst_type)
return conf
def get_config_ovs_bridge(self, instance, vif, image_meta, inst_type):
conf = super(LibvirtGenericVIFDriver, self).get_config(instance, vif, image_meta, inst_type)
designer.set_vif_host_backend_ovs_config(
conf, self.get_bridge_name(vif), self.get_ovs_interfaceid(vif), self.get_vif_devname(vif)
)
designer.set_vif_bandwidth_config(conf, inst_type)
return conf
def get_config_iovisor(self, instance, vif, image_meta,
inst_type, virt_type, host):
conf = self.get_base_config(instance, vif['address'], image_meta,
inst_type, virt_type, vif['vnic_type'])
dev = self.get_vif_devname(vif)
designer.set_vif_host_backend_ethernet_config(conf, dev, host)
designer.set_vif_bandwidth_config(conf, inst_type)
return conf
def test_set_vif_bandwidth_config_no_extra_specs(self):
# Test whether test_set_vif_bandwidth_config_no_extra_specs fails when
# its second parameter has no 'extra_specs' field.
try:
# The conf will never be user be used, so we can use 'None'.
# An empty dictionary is fine: all that matters it that there is no
# 'extra_specs' field.
designer.set_vif_bandwidth_config(None, {})
except KeyError as e:
self.fail('KeyError: %s' % e)
def get_config_bridge(self, instance, network, mapping, image_meta):
"""Get VIF configurations for bridge type."""
conf = super(LibvirtGenericVIFDriver, self).get_config(instance, network, mapping, image_meta)
designer.set_vif_host_backend_bridge_config(conf, self.get_bridge_name(network), self.get_vif_devname(mapping))
mac_id = mapping["mac"].replace(":", "")
name = "nova-instance-" + instance["name"] + "-" + mac_id
conf.filtername = name
designer.set_vif_bandwidth_config(conf, instance)
return conf
def get_config(self, instance, vif, image_meta, inst_type):
conf = super(VRouterVIFDriver, self).get_config(instance, vif,
image_meta, inst_type)
dev = self.get_vif_devname(vif)
if cfg.CONF.libvirt.virt_type == 'lxc':
# for lxc we need to pass a bridge to libvirt
br_name = self._get_br_name(dev)
designer.set_vif_host_backend_bridge_config(conf, br_name)
else:
designer.set_vif_host_backend_ethernet_config(conf, dev)
designer.set_vif_bandwidth_config(conf, inst_type)
return conf
def get_config_bridge(self, instance, vif, image_meta, inst_type):
"""Get VIF configurations for bridge type."""
conf = super(LibvirtGenericVIFDriver, self).get_config(instance, vif, image_meta, inst_type)
designer.set_vif_host_backend_bridge_config(conf, self.get_bridge_name(vif), self.get_vif_devname(vif))
mac_id = vif["address"].replace(":", "")
name = "nova-instance-" + instance["name"] + "-" + mac_id
if self.get_firewall_required():
conf.filtername = name
designer.set_vif_bandwidth_config(conf, inst_type)
return conf
def get_config_vhostuser(self, instance, vif, image_meta,
inst_type, virt_type):
conf = self.get_base_config(instance, vif, image_meta,
inst_type, virt_type)
source_path = "/var/run/vhost-user/" + vif["devname"]
designer.set_vif_host_backend_vhostuser_config(
conf, source_path, source_mode="client" )
designer.set_vif_bandwidth_config(conf, inst_type)
designer.set_vif_profile_config(conf, vif['profile'])
return conf
def get_config_802qbh(self, instance, vif, image_meta,
inst_type, virt_type):
conf = self.get_base_config(instance, vif, image_meta,
inst_type, virt_type)
params = vif["qbh_params"]
designer.set_vif_host_backend_802qbh_config(
conf, vif['network'].get_meta('interface'),
params['profileid'])
designer.set_vif_bandwidth_config(conf, inst_type)
return conf
def get_config_evs(self, instance, vif, image_meta,
inst_type, virt_type):
conf = self.get_base_config(instance, vif, image_meta,
inst_type, virt_type)
bridge = vif['details'].get(EVS_BRIDGE,False)
designer.set_vif_host_backend_ovs_config(
conf, bridge,
self.get_ovs_interfaceid(vif),
self.get_vif_devname(vif))
designer.set_vif_bandwidth_config(conf, inst_type)
return conf
def get_config_hw_veb(self, instance, vif, image_meta,
inst_type, virt_type):
conf = self.get_base_config(instance, vif, image_meta,
inst_type, virt_type)
profile = vif["profile"]
vif_details = vif["details"]
net_type = 'direct'
if vif['vnic_type'] == network_model.VNIC_TYPE_DIRECT:
net_type = 'hostdev'
designer.set_vif_host_backend_hw_veb(
conf, net_type, profile['pci_slot'],
vif_details[network_model.VIF_DETAILS_VLAN])
designer.set_vif_bandwidth_config(conf, inst_type)
return conf
def get_config_vrouter(self, instance, vif, image_meta,
inst_type, virt_type, host):
conf = self.get_base_config(instance, vif, image_meta,
inst_type, virt_type)
dev = self.get_vif_devname(vif)
if CONF.contrail.use_userspace_vhost:
dev = path.join(CONF.contrail.userspace_vhost_socket_dir,
'uvh_vif_' + dev)
designer.set_vif_host_backend_vhostuser_config(conf, 'client', dev)
else:
designer.set_vif_host_backend_ethernet_config(conf, dev)
designer.set_vif_bandwidth_config(conf, inst_type)
return conf
def get_config_802qbg(self, instance, vif, image_meta,
inst_type, virt_type, host):
conf = self.get_base_config(instance, vif, image_meta,
inst_type, virt_type)
params = vif["qbg_params"]
designer.set_vif_host_backend_802qbg_config(
conf, vif['network'].get_meta('interface'),
params['managerid'],
params['typeid'],
params['typeidversion'],
params['instanceid'])
designer.set_vif_bandwidth_config(conf, inst_type)
return conf
def get_config_802qbh(self, instance, vif, image_meta, inst_type, virt_type, host):
conf = self.get_base_config(instance, vif, image_meta, inst_type, virt_type)
profile = vif["profile"]
vif_details = vif["details"]
net_type = "direct"
if vif["vnic_type"] == network_model.VNIC_TYPE_DIRECT:
net_type = "hostdev"
designer.set_vif_host_backend_802qbh_config(
conf, net_type, profile["pci_slot"], vif_details[network_model.VIF_DETAILS_PROFILEID]
)
designer.set_vif_bandwidth_config(conf, inst_type)
return conf
def get_config_802qbg(self, instance, vif, image_meta, inst_type, virt_type, host):
conf = self.get_base_config(instance, vif, image_meta, inst_type, virt_type)
params = vif["qbg_params"]
designer.set_vif_host_backend_802qbg_config(
conf,
vif["network"].get_meta("interface"),
params["managerid"],
params["typeid"],
params["typeidversion"],
params["instanceid"],
)
designer.set_vif_bandwidth_config(conf, inst_type)
return conf
def get_config_bridge(self, instance, vif, image_meta,
inst_type, virt_type):
"""Get VIF configurations for bridge type."""
conf = self.get_base_config(instance, vif, image_meta,
inst_type, virt_type)
designer.set_vif_host_backend_bridge_config(
conf, self.get_bridge_name(vif),
self.get_vif_devname(vif))
mac_id = vif['address'].replace(':', '')
name = "nova-instance-" + instance.name + "-" + mac_id
if self.get_firewall_required(vif):
conf.filtername = name
designer.set_vif_bandwidth_config(conf, inst_type)
return conf
def get_config_bridge(self, instance, vif, image_meta, inst_type,
virt_type):
"""Get VIF configurations for bridge type."""
conf = super(LibvirtGenericVIFDriver,
self).get_config(instance, vif, image_meta, inst_type,
virt_type)
designer.set_vif_host_backend_bridge_config(conf,
self.get_bridge_name(vif),
self.get_vif_devname(vif))
mac_id = vif['address'].replace(':', '')
name = "nova-instance-" + instance['name'] + "-" + mac_id
if self.get_firewall_required(vif):
conf.filtername = name
designer.set_vif_bandwidth_config(conf, inst_type)
return conf
def get_config_hw_veb(self, instance, vif, image_meta, inst_type,
virt_type):
conf = self.get_base_config(instance, vif['address'], image_meta,
inst_type, virt_type, vif['vnic_type'])
profile = vif["profile"]
vif_details = vif["details"]
net_type = 'direct'
if vif['vnic_type'] == network_model.VNIC_TYPE_DIRECT:
net_type = 'hostdev'
designer.set_vif_host_backend_hw_veb(
conf, net_type, profile['pci_slot'],
vif_details[network_model.VIF_DETAILS_VLAN])
designer.set_vif_bandwidth_config(conf, inst_type)
return conf
def _get_config_os_vif(self, instance, vif, image_meta, inst_type,
virt_type, host, vnic_type):
"""Get the domain config for a VIF
:param instance: nova.objects.Instance
:param vif: os_vif.objects.vif.VIFBase subclass
:param image_meta: nova.objects.ImageMeta
:param inst_type: nova.objects.Flavor
:param virt_type: virtualization type
:param host: nova.virt.libvirt.host.Host
:param vnic_type: vnic type
:returns: nova.virt.libvirt.config.LibvirtConfigGuestInterface
"""
# Do the config that's common to all vif types
conf = self.get_base_config(instance, vif.address, image_meta,
inst_type, virt_type, vnic_type, host)
# Do the VIF type specific config
if isinstance(vif, osv_vifs.VIFGeneric):
self._set_config_VIFGeneric(instance, vif, conf, host)
elif isinstance(vif, osv_vifs.VIFBridge):
self._set_config_VIFBridge(instance, vif, conf, host)
elif isinstance(vif, osv_vifs.VIFOpenVSwitch):
self._set_config_VIFOpenVSwitch(instance, vif, conf, host)
elif isinstance(vif, osv_vifs.VIFVHostUser):
self._set_config_VIFVHostUser(instance, vif, conf, host)
elif isinstance(vif, osv_vifs.VIFHostDevice):
self._set_config_VIFHostDevice(instance, vif, conf, host)
else:
raise exception.InternalError(
_("Unsupported VIF type %s") % vif.obj_name())
# not all VIF types support bandwidth configuration
# https://github.com/libvirt/libvirt/blob/568a41722/src/conf/netdev_bandwidth_conf.h#L38
if vif.obj_name() not in ('VIFVHostUser', 'VIFHostDevice'):
designer.set_vif_bandwidth_config(conf, inst_type)
if ('network' in vif and 'mtu' in vif.network
and self._has_min_version_for_mtu(host)):
designer.set_vif_mtu_config(conf, vif.network.mtu)
return conf
def get_config_bridge(self, instance, network, mapping, image_meta):
"""Get VIF configurations for bridge type."""
conf = super(LibvirtGenericVIFDriver,
self).get_config(instance,
network,
mapping,
image_meta)
designer.set_vif_host_backend_bridge_config(
conf, self.get_bridge_name(network),
self.get_vif_devname(mapping))
mac_id = mapping['mac'].replace(':', '')
name = "nova-instance-" + instance['name'] + "-" + mac_id
if self.get_firewall_required():
conf.filtername = name
designer.set_vif_bandwidth_config(conf, instance)
return conf
def get_config_bridge(self, instance, vif, image_meta,
inst_type, virt_type, host):
"""Get VIF configurations for bridge type."""
conf = self.get_base_config(instance, vif['address'], image_meta,
inst_type, virt_type, vif['vnic_type'])
designer.set_vif_host_backend_bridge_config(
conf, self.get_bridge_name(vif),
self.get_vif_devname(vif))
mac_id = vif['address'].replace(':', '')
name = "nova-instance-" + instance.name + "-" + mac_id
if self.get_firewall_required(vif):
conf.filtername = name
designer.set_vif_bandwidth_config(conf, inst_type)
self._set_mtu_config(vif, host, conf)
return conf
def _get_config_os_vif(self, instance, vif, image_meta, inst_type,
virt_type, host, vnic_type):
"""Get the domain config for a VIF
:param instance: nova.objects.Instance
:param vif: os_vif.objects.vif.VIFBase subclass
:param image_meta: nova.objects.ImageMeta
:param inst_type: nova.objects.Flavor
:param virt_type: virtualization type
:param host: nova.virt.libvirt.host.Host
:param vnic_type: vnic type
:returns: nova.virt.libvirt.config.LibvirtConfigGuestInterface
"""
# Do the config that's common to all vif types
conf = self.get_base_config(instance, vif.address, image_meta,
inst_type, virt_type, vnic_type,
host)
# Do the VIF type specific config
viffunc = "_set_config_" + vif.obj_name()
func = getattr(self, viffunc, None)
if not func:
raise exception.InternalError(
_("Unsupported VIF type %(obj)s func %(func)s") %
{'obj': vif.obj_name(), 'func': viffunc})
func(instance, vif, conf, host)
# not all VIF types support bandwidth configuration
# https://github.com/libvirt/libvirt/blob/568a41722/src/conf/netdev_bandwidth_conf.h#L38
if vif.obj_name() not in ('VIFVHostUser', 'VIFHostDevice'):
designer.set_vif_bandwidth_config(conf, inst_type)
if ('network' in vif and 'mtu' in vif.network and
self._has_min_version_for_mtu(host)):
designer.set_vif_mtu_config(conf, vif.network.mtu)
return conf
def get_config_hw_veb(self, instance, vif, image_meta,
inst_type, virt_type, host):
conf = self.get_base_config(instance, vif['address'], image_meta,
inst_type, virt_type, vif['vnic_type'])
profile = vif["profile"]
vif_details = vif["details"]
net_type = 'direct'
if vif['vnic_type'] == network_model.VNIC_TYPE_DIRECT:
net_type = 'hostdev'
designer.set_vif_host_backend_hw_veb(
conf, net_type, profile['pci_slot'],
vif_details[network_model.VIF_DETAILS_VLAN])
# NOTE(vladikr): Not setting vlan tags for macvtap on SR-IOV VFs
# as vlan tag is not supported in Libvirt until version 1.3.5
if (vif['vnic_type'] == network_model.VNIC_TYPE_MACVTAP and not
host.has_min_version(MIN_LIBVIRT_MACVTAP_PASSTHROUGH_VLAN)):
conf.vlan = None
designer.set_vif_bandwidth_config(conf, inst_type)
return conf
def get_config_hw_veb(self, instance, vif, image_meta,
inst_type, virt_type, host):
conf = self.get_base_config(instance, vif['address'], image_meta,
inst_type, virt_type, vif['vnic_type'])
profile = vif["profile"]
vif_details = vif["details"]
net_type = 'direct'
if vif['vnic_type'] == network_model.VNIC_TYPE_DIRECT:
net_type = 'hostdev'
designer.set_vif_host_backend_hw_veb(
conf, net_type, profile['pci_slot'],
vif_details[network_model.VIF_DETAILS_VLAN])
# NOTE(vladikr): Not setting vlan tags for macvtap on SR-IOV VFs
# as vlan tag is not supported in Libvirt until version 1.3.5
if (vif['vnic_type'] == network_model.VNIC_TYPE_MACVTAP and not
host.has_min_version(MIN_LIBVIRT_MACVTAP_PASSTHROUGH_VLAN)):
conf.vlan = None
designer.set_vif_bandwidth_config(conf, inst_type)
return conf
def _get_config_os_vif(self, instance, vif, image_meta, inst_type,
virt_type, host, vnic_type):
"""Get the domain config for a VIF
:param instance: nova.objects.Instance
:param vif: os_vif.objects.vif.VIFBase subclass
:param image_meta: nova.objects.ImageMeta
:param inst_type: nova.objects.Flavor
:param virt_type: virtualization type
:param host: nova.virt.libvirt.host.Host
:param vnic_type: vnic type
:returns: nova.virt.libvirt.config.LibvirtConfigGuestInterface
"""
# Do the config that's common to all vif types
conf = self.get_base_config(instance, vif.address, image_meta,
inst_type, virt_type, vnic_type, host)
# Do the VIF type specific config
viffunc = "_set_config_" + vif.obj_name()
func = getattr(self, viffunc, None)
if not func:
raise exception.InternalError(
_("Unsupported VIF type %(obj)s func %(func)s") % {
'obj': vif.obj_name(),
'func': viffunc
})
func(instance, vif, conf, host)
designer.set_vif_bandwidth_config(conf, inst_type)
if ('network' in vif and 'mtu' in vif.network
and self._has_min_version_for_mtu(host)):
designer.set_vif_mtu_config(conf, vif.network.mtu)
return conf
