Esempio n. 1
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    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
Esempio n. 2
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    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)
Esempio n. 3
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    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
Esempio n. 4
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    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
Esempio n. 5
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    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
Esempio n. 6
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    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
Esempio n. 7
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    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
Esempio n. 8
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 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
Esempio n. 9
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 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
Esempio n. 10
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 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)
Esempio n. 11
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    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'])
Esempio n. 12
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    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'])
Esempio n. 13
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 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
Esempio n. 14
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    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
Esempio n. 15
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    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
Esempio n. 16
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    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
Esempio n. 17
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 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
Esempio n. 18
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 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