def __init__(self, log, **kwargs):
super(UsbDevice, self).__init__(log, **kwargs)
device_params = get_device_params(self.device)
self.hostAddress = device_params.get('address')
self.numa_node = None
self.name = self.device
self.is_hostdevice = True
def __init__(self, conf, log, **kwargs):
super(ScsiDevice, self).__init__(conf, log, **kwargs)
device_params = get_device_params(self.device)
self.hostAddress = device_params.get('address')
self.name = self.device
self.bus_address, self.adapter = scsi_address_to_adapter(
self.hostAddress)
def __init__(self, conf, log, **kwargs):
super(PciDevice, self).__init__(conf, log, **kwargs)
self._deviceParams = get_device_params(self.device)
self.hostAddress = self._deviceParams.get('address')
self.numa_node = self._deviceParams.get('numa_node', None)
self.name = self.device
self.is_hostdevice = True
def __init__(self, log, **kwargs):
super(PciDevice, self).__init__(log, **kwargs)
self._deviceParams = get_device_params(self.device)
self.hostAddress = self._deviceParams.get('address')
self.numa_node = self._deviceParams.get('numa_node', None)
self.name = self.device
self.is_hostdevice = True
def __init__(self, conf, log, **kwargs):
super(UsbDevice, self).__init__(conf, log, **kwargs)
device_params = get_device_params(self.device)
self.hostAddress = device_params.get('address')
self.numa_node = None
self.name = self.device
self.is_hostdevice = True
def __init__(self, log, **kwargs):
super(ScsiDevice, self).__init__(log, **kwargs)
device_params = get_device_params(self.device)
self.hostAddress = device_params.get('address')
self.numa_node = None
self.name = self.device
self.bus_address, self.adapter = scsi_address_to_adapter(
self.hostAddress)
self.is_hostdevice = True
def __init__(self, log, **kwargs):
super(ScsiDevice, self).__init__(log, **kwargs)
device_params = get_device_params(self.device)
self.hostAddress = device_params.get('address')
self.numa_node = None
self.name = self.device
self.bus_address, self.adapter = scsi_address_to_adapter(
self.hostAddress)
self.is_hostdevice = True
def __new__(cls, log, **kwargs):
try:
device_params = get_device_params(kwargs['device'])
except libvirt.libvirtError:
# TODO: MdevDevice is somewhat generic "UnknownDevice" really, but
# at this point we don't expect any other device to fail.
# In future, we should be more careful whether device is mdev or
# some really unknown device.
return MdevDevice(log, **kwargs)
device = cls._DEVICE_MAPPING[device_params['capability']](log,
**kwargs)
return device
def __new__(cls, log, **kwargs):
try:
device_params = get_device_params(kwargs['device'])
except libvirt.libvirtError:
# TODO: MdevDevice is somewhat generic "UnknownDevice" really, but
# at this point we don't expect any other device to fail.
# In future, we should be more careful whether device is mdev or
# some really unknown device.
return MdevDevice(log, **kwargs)
device = cls._DEVICE_MAPPING[
device_params['capability']](log, **kwargs)
return device
def from_xml_tree(cls, log, dev, meta):
params = {
'device': dev.tag,
'type': core.find_device_type(dev),
}
core.update_device_params(params, dev)
_update_hostdev_params(params, dev)
dev_type = params.get('type')
dev_name = _get_device_name(dev, dev_type)
params['device'] = dev_name
device_params = get_device_params(dev_name)
device_class = cls._DEVICE_MAPPING[device_params['capability']]
return device_class(log, **params)
def teardown(self):
if self.is_hostdevice:
self.log.info('Reattaching device %s to host.' % self.hostdev)
try:
# TODO: avoid reattach when Engine can tell free VFs otherwise
reattach_detachable(self.hostdev)
except NoIOMMUSupportException:
self.log.exception(
'Could not reattach device %s back to host '
'due to missing IOMMU support.', self.hostdev)
device_params = get_device_params(self.hostdev)
supervdsm.getProxy().rmAppropriateIommuGroup(
device_params['iommu_group'])
def teardown(self):
if self.is_hostdevice:
self.log.info('Reattaching device %s to host.' % self.hostdev)
try:
# TODO: avoid reattach when Engine can tell free VFs otherwise
reattach_detachable(self.hostdev)
except NoIOMMUSupportException:
self.log.exception('Could not reattach device %s back to host '
'due to missing IOMMU support.',
self.hostdev)
device_params = get_device_params(self.hostdev)
supervdsm.getProxy().rmAppropriateIommuGroup(
device_params['iommu_group'])
def __init__(self, log, **kwargs):
# pyLint can't tell that the Device.__init__() will
# set a nicModel attribute, so modify the kwarg list
# prior to device init.
for attr, value in kwargs.items():
if attr == 'nicModel' and value == 'pv':
kwargs[attr] = 'virtio'
elif attr == 'network' and value == '':
kwargs[attr] = net_api.DUMMY_BRIDGE
super(Interface, self).__init__(log, **kwargs)
if not hasattr(self, 'filterParameters'):
self.filterParameters = []
if not hasattr(self, 'vm_custom'):
self.vm_custom = {}
self.sndbufParam = False
self.is_hostdevice = self.device == hwclass.HOSTDEV
self.vlanId = self.specParams.get('vlanid')
self._customize()
if self.is_hostdevice:
self._device_params = get_device_params(self.hostdev)
self.numa_node = self._device_params.get('numa_node', None)
self._is_vhostuser = False
def getXML(self):
"""
Create domxml for network interface.
<interface type="bridge">
<mac address="aa:bb:dd:dd:aa:bb"/>
<model type="virtio"/>
<source bridge="engine"/>
[<driver name="vhost/qemu" queues="int"/>]
[<filterref filter='filter name'>
[<parameter name='parameter name' value='parameter value'>]
</filterref>]
[<tune><sndbuf>0</sndbuf></tune>]
[<link state='up|down'/>]
[<bandwidth>
[<inbound average="int" [burst="int"] [peak="int"]/>]
[<outbound average="int" [burst="int"] [peak="int"]/>]
</bandwidth>]
</interface>
-- or -- a slightly different SR-IOV network interface
<interface type='hostdev' managed='no'>
<driver name='vfio'/>
<source>
<address type='pci' domain='0x0000' bus='0x00' slot='0x07'
function='0x0'/>
</source>
<mac address='52:54:00:6d:90:02'/>
<vlan>
<tag id=100/>
</vlan>
<address type='pci' domain='0x0000' bus='0x00' slot='0x07'
function='0x0'/>
<boot order='1'/>
</interface>
"""
iface = self.createXmlElem('interface', self.device, ['address'])
iface.appendChildWithArgs('mac', address=self.macAddr)
if hasattr(self, 'nicModel'):
iface.appendChildWithArgs('model', type=self.nicModel)
if self.is_hostdevice:
# SR-IOV network interface
iface.setAttrs(managed='no')
host_address = get_device_params(self.hostdev)['address']
source = iface.appendChildWithArgs('source')
source.appendChildWithArgs('address', type='pci', **host_address)
if self.vlanId is not None:
vlan = iface.appendChildWithArgs('vlan')
vlan.appendChildWithArgs('tag', id=str(self.vlanId))
else:
ovs_bridge = supervdsm.getProxy().ovs_bridge(self.network)
if ovs_bridge:
self._source_ovs_bridge(iface, ovs_bridge)
else:
iface.appendChildWithArgs('source', bridge=self.network)
if hasattr(self, 'filter'):
filter = iface.appendChildWithArgs('filterref', filter=self.filter)
self._set_parameters_filter(filter)
if hasattr(self, 'linkActive'):
iface.appendChildWithArgs('link', state='up'
if utils.tobool(self.linkActive)
else 'down')
if hasattr(self, 'bootOrder'):
iface.appendChildWithArgs('boot', order=self.bootOrder)
if self.driver:
iface.appendChildWithArgs('driver', **self.driver)
elif self.is_hostdevice:
iface.appendChildWithArgs('driver', name='vfio')
if self.sndbufParam:
tune = iface.appendChildWithArgs('tune')
tune.appendChildWithArgs('sndbuf', text=self.sndbufParam)
if 'inbound' in self.specParams or 'outbound' in self.specParams:
iface.appendChild(self.paramsToBandwidthXML(self.specParams))
return iface
def __init__(self, conf, log, **kwargs):
super(HostDevice, self).__init__(conf, log, **kwargs)
self._deviceParams = get_device_params(self.device)
self.hostAddress = self._deviceParams.get('address')
self.name = self.device
def getXML(self):
"""
Create domxml for network interface.
<interface type="bridge">
<mac address="aa:bb:dd:dd:aa:bb"/>
<model type="virtio"/>
<source bridge="engine"/>
[<driver name="vhost/qemu" queues="int"/>]
[<filterref filter='filter name'>
[<parameter name='parameter name' value='parameter value'>]
</filterref>]
[<tune><sndbuf>0</sndbuf></tune>]
[<link state='up|down'/>]
[<bandwidth>
[<inbound average="int" [burst="int"] [peak="int"]/>]
[<outbound average="int" [burst="int"] [peak="int"]/>]
</bandwidth>]
</interface>
-- or -- a slightly different SR-IOV network interface
<interface type='hostdev' managed='no'>
<driver name='vfio'/>
<source>
<address type='pci' domain='0x0000' bus='0x00' slot='0x07'
function='0x0'/>
</source>
<mac address='52:54:00:6d:90:02'/>
<vlan>
<tag id=100/>
</vlan>
<address type='pci' domain='0x0000' bus='0x00' slot='0x07'
function='0x0'/>
<boot order='1'/>
</interface>
"""
iface = self.createXmlElem('interface', self.device, ['address'])
iface.appendChildWithArgs('mac', address=self.macAddr)
if hasattr(self, 'nicModel'):
iface.appendChildWithArgs('model', type=self.nicModel)
if self.is_hostdevice:
# SR-IOV network interface
iface.setAttrs(managed='no')
host_address = get_device_params(self.hostdev)['address']
source = iface.appendChildWithArgs('source')
source.appendChildWithArgs('address', type='pci', **host_address)
if self.vlanId is not None:
vlan = iface.appendChildWithArgs('vlan')
vlan.appendChildWithArgs('tag', id=str(self.vlanId))
else:
ovs_bridge = supervdsm.getProxy().ovs_bridge(self.network)
if ovs_bridge:
self._source_ovs_bridge(iface, ovs_bridge)
else:
iface.appendChildWithArgs('source', bridge=self.network)
if hasattr(self, 'filter'):
filter = iface.appendChildWithArgs('filterref', filter=self.filter)
self._set_parameters_filter(filter)
if hasattr(self, 'linkActive'):
iface.appendChildWithArgs(
'link',
state='up' if utils.tobool(self.linkActive) else 'down')
if hasattr(self, 'bootOrder'):
iface.appendChildWithArgs('boot', order=self.bootOrder)
if self.driver:
iface.appendChildWithArgs('driver', **self.driver)
elif self.is_hostdevice:
iface.appendChildWithArgs('driver', name='vfio')
if self.sndbufParam:
tune = iface.appendChildWithArgs('tune')
tune.appendChildWithArgs('sndbuf', text=self.sndbufParam)
if 'inbound' in self.specParams or 'outbound' in self.specParams:
iface.appendChild(self.paramsToBandwidthXML(self.specParams))
return iface
def __new__(cls, conf, log, **kwargs):
device_params = get_device_params(kwargs['device'])
device = cls._DEVICE_MAPPING[
device_params['capability']](conf, log, **kwargs)
return device
def __new__(cls, conf, log, **kwargs):
device_params = get_device_params(kwargs['device'])
device = cls._DEVICE_MAPPING[device_params['capability']](conf, log,
**kwargs)
return device