def _nic_backing_from_obj(self, network_obj):
rv = None
if isinstance(network_obj, vim.dvs.DistributedVirtualPortgroup):
rv = vim.VirtualEthernetCardDistributedVirtualPortBackingInfo(
port=vim.DistributedVirtualSwitchPortConnection(
portgroupKey=network_obj.key,
switchUuid=network_obj.config.distributedVirtualSwitch.uuid
))
elif isinstance(network_obj, vim.OpaqueNetwork):
rv = vim.vm.device.VirtualEthernetCard.OpaqueNetworkBackingInfo(
opaqueNetworkType='nsx.LogicalSwitch',
opaqueNetworkId=network_obj.summary.opaqueNetworkId)
elif isinstance(network_obj, vim.Network):
rv = vim.vm.device.VirtualEthernetCard.NetworkBackingInfo(
deviceName=network_obj.name, network=network_obj)
return rv
def _reassign_ports(self, sg_aggr):
"""
Reassigns VM to a dvportgroup based on its port's security group set
"""
if not sg_aggr.ports_to_assign:
return
ports = sg_aggr.ports_to_assign
sg_aggr.ports_to_assign = []
port_keys_to_drop = defaultdict(list)
for port in ports:
sg_set = sg_util.security_group_set(port)
if not sg_set:
LOG.debug("Port {} has no security group set, skipping reassignment.".format(port['id']))
continue
port_desc = port['port_desc']
if port_desc.port_group_key == sg_aggr.pg.key:
# Existing ports can enter the reassignment queue
# on agent boot before the pg_key has been set
# on the sg_aggr object. Filter them here.
continue
dvs_uuid = port_desc.dvs_uuid
dvs = self.v_center.get_dvs_by_uuid(dvs_uuid)
# Configure the backing to the required dvportgroup
port_connection = vim.DistributedVirtualSwitchPortConnection()
port_connection.switchUuid = dvs_uuid
port_connection.portgroupKey = sg_aggr.pg_key
port_backing = vim.VirtualEthernetCardDistributedVirtualPortBackingInfo()
port_backing.port = port_connection
# Specify the device that we are going to edit
virtual_device = getattr(vim, port_desc.device_type)()
virtual_device.key = port_desc.device_key
virtual_device.backing = port_backing
virtual_device.addressType = "manual"
virtual_device.macAddress = port_desc.mac_address
# Create an edit spec for an existing virtual device
virtual_device_config_spec = vim.VirtualDeviceConfigSpec()
virtual_device_config_spec.operation = "edit"
virtual_device_config_spec.device = virtual_device
# Create a config spec for applying the update to the virtual machine
vm_config_spec = vim.VirtualMachineConfigSpec()
vm_config_spec.deviceChange = [virtual_device_config_spec]
# Queue the update
vm_ref = vim.VirtualMachine(port_desc.vmobref)
vm_ref._stub = self.dvs.connection._stub
if not CONF.AGENT.dry_run:
self._green.spawn_n(reconfig_vm, vm_ref, vm_config_spec)
else:
LOG.debug("Reassign: %s", vm_config_spec)
# Store old port keys of reassigned VMs
port_keys_to_drop[dvs_uuid].append(port_desc.port_key)
# Remove obsolete port binding specs
"""
This should be fixed in the design instead of adding corrective code!
Still, it is a cheap fix and saves unnecessary API calls.
"""
for dvs_uuid, port_keys in six.iteritems(port_keys_to_drop):
dvs = self.v_center.get_dvs_by_uuid(dvs_uuid)
dvs.filter_update_specs(lambda x: x.key not in port_keys)
eventlet.sleep(0) # yield to allow VM network reassignments to take place