VMNicEdit

Complexity

Total Complexity

8

Size/Duplication

Total Lines	89
Duplicated Lines	0 %

Importance

Changes	2
Bugs	0	Features	0

1 Method

Rating	Name	Duplication	Size	Complexity
D	run()	0	87	8

# Licensed to the StackStorm, Inc ('StackStorm') under one or more
# contributor license agreements.  See the NOTICE file distributed with
# this work for additional information regarding copyright ownership.
# The ASF licenses this file to You 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.

from pyVmomi import vim

from vmwarelib import inventory
from vmwarelib import checkinputs
from vmwarelib.actions import BaseAction


class VMNicEdit(BaseAction):

    def run(self, vm_id, vm_name, network_adapter, network_name, vsphere=None):
        """
        Edit Network Adapater on Virtual Machine

        Args:
        - vm_id: Moid of Virtual Machine to edit
        - vm_name: Name of Virtual Machine to edit
        - vsphere: Pre-configured vsphere connection details (config.yaml)
        - network_name: Network to attach adapter to
        - network_adapter: Name of Adapter to edit

        Returns:
        - dict: State true/false
        """

        # check means of finding the VM was provided
        checkinputs.one_of_two_strings(vm_id, vm_name, "ID or Name")

        self.establish_connection(vsphere)

        # convert ids to stubs
        vm = inventory.get_virtualmachine(self.si_content,
                                          moid=vm_id,
                                          name=vm_name)
        try:
            nettype = "dist"
            network_obj = inventory.get_distributedportgroup(self.si_content,
                                                             name=network_name)
        except:
            nettype = "std"
            network_obj = inventory.get_network(self.si_content,
                                                name=network_name)

        # find correct NIC
        for device in vm.config.hardware.device:
            if isinstance(device, vim.vm.device.VirtualEthernetCard)\
                    and device.deviceInfo.label == network_adapter:
                nic = device

        # Different test method due to fact that object
        # isn't instantiated if not found
        try:
            nic
        except:
            raise Exception('Unable to find Network Adapter provided')

        # Create object for new Specification
        new_spec = vim.vm.device.VirtualDeviceSpec()
        new_spec.operation = vim.vm.device.VirtualDeviceSpec.Operation.edit
        new_spec.device = nic

        # If network name provided assign new network
        # Room to expand the following to set additional flags/values
        if network_name:
            # Default functionality is to use the
            # Distributed Port Group over a standard group
            if nettype == "dist":
                new_spec.device.backing = \
                    vim.vm.device.VirtualEthernetCard\
                    .DistributedVirtualPortBackingInfo()
                new_spec.device.backing.port = vim.dvs.PortConnection()

                dvs_port_connection = vim.dvs.PortConnection()
                dvs_port_connection.portgroupKey = network_obj.key
                dvs_port_connection.switchUuid = \
                    network_obj.config.distributedVirtualSwitch.uuid

                new_spec.device.backing = \
                    vim.vm.device.VirtualEthernetCard\
                    .DistributedVirtualPortBackingInfo()
                new_spec.device.backing.port = dvs_port_connection
            else:
                new_spec.device.backing = \
                    vim.vm.device.VirtualEthernetCard.NetworkBackingInfo()
                new_spec.device.backing.network = network_obj
                new_spec.device.backing.deviceName = network_obj.name

        # format changes for config spec update
        dev_changes = []
        dev_changes.append(new_spec)
        spec = vim.vm.ConfigSpec()
        spec.deviceChange = dev_changes

        task = vm.ReconfigVM_Task(spec)
        self._wait_for_task(task)

        return {'state': str(task.info.state)}