#
#   Copyright 2015 Red Hat, Inc.
#
#   Licensed 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.
#

import argparse
import itertools
import json
import logging

from osc_lib.command import command
from osc_lib import utils as oscutils

from ironicclient.common.i18n import _
from ironicclient.common import utils
from ironicclient import exc
from ironicclient.v1 import resource_fields as res_fields
from ironicclient.v1 import utils as v1_utils

CONFIG_DRIVE_ARG_HELP = _(
    "A gzipped, base64-encoded configuration drive string OR "
    "the path to the configuration drive file OR the path to a "
    "directory containing the config drive files OR a JSON object to build "
    "config drive from. In case it's a directory, a config drive will be "
    "generated from it. In case it's a JSON object with optional keys "
    "`meta_data`, `user_data` and `network_data`, a config drive will "
    "be generated on the server side (see the bare metal API reference for "
    "more details).")


NETWORK_DATA_ARG_HELP = _(
    "JSON string or a YAML file or '-' for stdin to read static network "
    "configuration for the baremetal node associated with this ironic node. "
    "Format of this file should comply with Nova network data metadata "
    "(network_data.json). Depending on ironic boot interface capabilities "
    "being used, network configuration may or may not been served to the "
    "node for offline network configuration.")

SUPPORTED_INTERFACES = ['bios', 'boot', 'console', 'deploy', 'inspect',
                        'management', 'network', 'power', 'raid', 'rescue',
                        'storage', 'vendor']


class ProvisionStateBaremetalNode(command.Command):
    """Base provision state class"""

    log = logging.getLogger(__name__ + ".ProvisionStateBaremetalNode")

    def get_parser(self, prog_name):
        parser = super(ProvisionStateBaremetalNode, self).get_parser(prog_name)

        parser.add_argument(
            'node',
            metavar='<node>',
            help=_("Name or UUID of the node.")
        )
        parser.add_argument(
            '--provision-state',
            default=self.PROVISION_STATE,
            required=False,
            choices=[self.PROVISION_STATE],
            help=argparse.SUPPRESS)
        return parser

    def take_action(self, parsed_args):
        self.log.debug("take_action(%s)", parsed_args)

        baremetal_client = self.app.client_manager.baremetal

        clean_steps = getattr(parsed_args, 'clean_steps', None)
        clean_steps = utils.handle_json_arg(clean_steps, 'clean steps')

        deploy_steps = getattr(parsed_args, 'deploy_steps', None)
        deploy_steps = utils.handle_json_arg(deploy_steps, 'deploy steps')

        config_drive = getattr(parsed_args, 'config_drive', None)
        if config_drive:
            try:
                config_drive_dict = json.loads(config_drive)
            except (ValueError, TypeError):
                pass
            else:
                if isinstance(config_drive_dict, dict):
                    config_drive = config_drive_dict

        rescue_password = getattr(parsed_args, 'rescue_password', None)

        baremetal_client.node.set_provision_state(
            parsed_args.node,
            parsed_args.provision_state,
            configdrive=config_drive,
            cleansteps=clean_steps,
            deploysteps=deploy_steps,
            rescue_password=rescue_password)


class ProvisionStateWithWait(ProvisionStateBaremetalNode):
    """Provision state class adding --wait flag."""

    log = logging.getLogger(__name__ + ".ProvisionStateWithWait")

    def get_parser(self, prog_name):
        parser = super(ProvisionStateWithWait, self).get_parser(prog_name)

        desired_state = v1_utils.PROVISION_ACTIONS.get(
            self.PROVISION_STATE)['expected_state']
        parser.add_argument(
            '--wait',
            type=int,
            dest='wait_timeout',
            default=None,
            metavar='<time-out>',
            const=0,
            nargs='?',
            help=_("Wait for a node to reach the desired state, %(state)s. "
                   "Optionally takes a timeout value (in seconds). The "
                   "default value is 0, meaning it will wait indefinitely.") %
            {'state': desired_state})
        return parser

    def take_action(self, parsed_args):
        super(ProvisionStateWithWait, self).take_action(parsed_args)
        self.log.debug("take_action(%s)", parsed_args)

        if (parsed_args.wait_timeout is None):
            return

        baremetal_client = self.app.client_manager.baremetal
        wait_args = v1_utils.PROVISION_ACTIONS.get(
            parsed_args.provision_state)
        if wait_args is None:
            # This should never happen in reality, but checking just in case
            raise exc.CommandError(
                _("'--wait is not supported for provision state '%s'")
                % parsed_args.provision_state)

        print(_('Waiting for provision state %(state)s on node %(node)s') %
              {'state': wait_args['expected_state'], 'node': parsed_args.node})

        baremetal_client.node.wait_for_provision_state(
            parsed_args.node,
            timeout=parsed_args.wait_timeout,
            **wait_args)


class AbortBaremetalNode(ProvisionStateBaremetalNode):
    """Set provision state of baremetal node to 'abort'"""

    log = logging.getLogger(__name__ + ".AbortBaremetalNode")
    PROVISION_STATE = 'abort'


class AdoptBaremetalNode(ProvisionStateWithWait):
    """Set provision state of baremetal node to 'adopt'"""

    log = logging.getLogger(__name__ + ".AdoptBaremetalNode")
    PROVISION_STATE = 'adopt'


class BootdeviceSetBaremetalNode(command.Command):
    """Set the boot device for a node"""

    log = logging.getLogger(__name__ + ".BootdeviceSetBaremetalNode")

    def get_parser(self, prog_name):
        parser = super(BootdeviceSetBaremetalNode, self).get_parser(prog_name)

        parser.add_argument(
            'node',
            metavar='<node>',
            help=_("Name or UUID of the node")
        )
        parser.add_argument(
            'device',
            metavar='<device>',
            choices=v1_utils.BOOT_DEVICES,
            help=_("One of %s") % (oscutils.format_list(v1_utils.BOOT_DEVICES))
        )
        parser.add_argument(
            '--persistent',
            dest='persistent',
            action='store_true',
            default=False,
            help=_("Make changes persistent for all future boots")
        )
        return parser

    def take_action(self, parsed_args):
        self.log.debug("take_action(%s)", parsed_args)

        baremetal_client = self.app.client_manager.baremetal
        baremetal_client.node.set_boot_device(
            parsed_args.node,
            parsed_args.device,
            parsed_args.persistent)


class BootdeviceShowBaremetalNode(command.ShowOne):
    """Show the boot device information for a node"""

    log = logging.getLogger(__name__ + ".BootdeviceShowBaremetalNode")

    def get_parser(self, prog_name):
        parser = super(BootdeviceShowBaremetalNode, self).get_parser(prog_name)

        parser.add_argument(
            'node',
            metavar='<node>',
            help=_("Name or UUID of the node")
        )
        parser.add_argument(
            '--supported',
            dest='supported',
            action='store_true',
            default=False,
            help=_("Show the supported boot devices")
        )
        return parser

    def take_action(self, parsed_args):
        self.log.debug("take_action(%s)", parsed_args)

        baremetal_client = self.app.client_manager.baremetal
        if parsed_args.supported:
            info = baremetal_client.node.get_supported_boot_devices(
                parsed_args.node)
            boot_device_list = info.get('supported_boot_devices', [])
            info['supported_boot_devices'] = ', '.join(boot_device_list)
        else:
            info = baremetal_client.node.get_boot_device(parsed_args.node)
        return zip(*sorted(info.items()))


class BootmodeSetBaremetalNode(command.Command):
    """Set the boot mode for the next baremetal node deployment"""

    log = logging.getLogger(__name__ + ".BootmodeSetBaremetalNode")

    def get_parser(self, prog_name):
        parser = super(BootmodeSetBaremetalNode, self).get_parser(prog_name)

        parser.add_argument(
            'node',
            metavar='<node>',
            help=_("Name or UUID of the node.")
        )
        parser.add_argument(
            'boot_mode',
            choices=['uefi', 'bios'],
            metavar='<boot_mode>',
            help=_('The boot mode to set for node (uefi/bios)')
        )

        return parser

    def take_action(self, parsed_args):
        self.log.debug("take_action(%s)", parsed_args)

        baremetal_client = self.app.client_manager.baremetal

        baremetal_client.node.set_boot_mode(
            parsed_args.node,
            parsed_args.boot_mode)


class CleanBaremetalNode(ProvisionStateWithWait):
    """Set provision state of baremetal node to 'clean'"""

    log = logging.getLogger(__name__ + ".CleanBaremetalNode")
    PROVISION_STATE = 'clean'

    def get_parser(self, prog_name):
        parser = super(CleanBaremetalNode, self).get_parser(prog_name)

        parser.add_argument(
            '--clean-steps',
            metavar='<clean-steps>',
            required=True,
            default=None,
            help=_("The clean steps. May be the path to a YAML file "
                   "containing the clean steps; OR '-', with the clean steps "
                   "being read from standard input; OR a JSON string. The "
                   "value should be a list of clean-step dictionaries; each "
                   "dictionary should have keys 'interface' and 'step', and "
                   "optional key 'args'."))
        return parser


class ConsoleDisableBaremetalNode(command.Command):
    """Disable console access for a node"""

    log = logging.getLogger(__name__ + ".ConsoleDisableBaremetalNode")

    def get_parser(self, prog_name):
        parser = super(ConsoleDisableBaremetalNode, self).get_parser(prog_name)

        parser.add_argument(
            'node',
            metavar='<node>',
            help=_("Name or UUID of the node")
        )
        return parser

    def take_action(self, parsed_args):
        self.log.debug("take_action(%s)", parsed_args)

        baremetal_client = self.app.client_manager.baremetal
        baremetal_client.node.set_console_mode(parsed_args.node, False)


class ConsoleEnableBaremetalNode(command.Command):
    """Enable console access for a node"""

    log = logging.getLogger(__name__ + ".ConsoleEnableBaremetalNode")

    def get_parser(self, prog_name):
        parser = super(ConsoleEnableBaremetalNode, self).get_parser(prog_name)

        parser.add_argument(
            'node',
            metavar='<node>',
            help=_("Name or UUID of the node")
        )
        return parser

    def take_action(self, parsed_args):
        self.log.debug("take_action(%s)", parsed_args)

        baremetal_client = self.app.client_manager.baremetal
        baremetal_client.node.set_console_mode(parsed_args.node, True)


class ConsoleShowBaremetalNode(command.ShowOne):
    """Show console information for a node"""

    log = logging.getLogger(__name__ + ".ConsoleShowBaremetalNode")

    def get_parser(self, prog_name):
        parser = super(ConsoleShowBaremetalNode, self).get_parser(prog_name)

        parser.add_argument(
            'node',
            metavar='<node>',
            help=_("Name or UUID of the node")
        )
        return parser

    def take_action(self, parsed_args):
        self.log.debug("take_action(%s)", parsed_args)

        baremetal_client = self.app.client_manager.baremetal
        info = baremetal_client.node.get_console(parsed_args.node)
        return zip(*sorted(info.items()))


class CreateBaremetalNode(command.ShowOne):
    """Register a new node with the baremetal service"""

    log = logging.getLogger(__name__ + ".CreateBaremetalNode")

    def get_parser(self, prog_name):
        parser = super(CreateBaremetalNode, self).get_parser(prog_name)

        parser.add_argument(
            '--chassis-uuid',
            dest='chassis_uuid',
            metavar='<chassis>',
            help=_('UUID of the chassis that this node belongs to.'))
        parser.add_argument(
            '--driver',
            metavar='<driver>',
            required=True,
            help=_('Driver used to control the node [REQUIRED].'))
        parser.add_argument(
            '--driver-info',
            metavar='<key=value>',
            action='append',
            help=_('Key/value pair used by the driver, such as out-of-band '
                   'management credentials. Can be specified multiple times.'))
        parser.add_argument(
            '--property',
            dest='properties',
            metavar='<key=value>',
            action='append',
            help=_('Key/value pair describing the physical characteristics of '
                   'the node. This is exported to Nova and used by the '
                   'scheduler. Can be specified multiple times.'))
        parser.add_argument(
            '--extra',
            metavar='<key=value>',
            action='append',
            help=_("Record arbitrary key/value metadata. "
                   "Can be specified multiple times."))
        parser.add_argument(
            '--uuid',
            metavar='<uuid>',
            help=_("Unique UUID for the node."))
        parser.add_argument(
            '--name',
            metavar='<name>',
            help=_("Unique name for the node."))
        parser.add_argument(
            '--bios-interface',
            metavar='<bios_interface>',
            help=_('BIOS interface used by the node\'s driver. This is '
                   'only applicable when the specified --driver is a '
                   'hardware type.'))
        parser.add_argument(
            '--boot-interface',
            metavar='<boot_interface>',
            help=_('Boot interface used by the node\'s driver. This is '
                   'only applicable when the specified --driver is a '
                   'hardware type.'))
        parser.add_argument(
            '--console-interface',
            metavar='<console_interface>',
            help=_('Console interface used by the node\'s driver. This is '
                   'only applicable when the specified --driver is a '
                   'hardware type.'))
        parser.add_argument(
            '--deploy-interface',
            metavar='<deploy_interface>',
            help=_('Deploy interface used by the node\'s driver. This is '
                   'only applicable when the specified --driver is a '
                   'hardware type.'))
        parser.add_argument(
            '--inspect-interface',
            metavar='<inspect_interface>',
            help=_('Inspect interface used by the node\'s driver. This is '
                   'only applicable when the specified --driver is a '
                   'hardware type.'))
        parser.add_argument(
            '--management-interface',
            metavar='<management_interface>',
            help=_('Management interface used by the node\'s driver. This is '
                   'only applicable when the specified --driver is a '
                   'hardware type.'))
        parser.add_argument(
            '--network-data',
            metavar="<network data>",
            dest='network_data',
            help=NETWORK_DATA_ARG_HELP)
        parser.add_argument(
            '--network-interface',
            metavar='<network_interface>',
            help=_('Network interface used for switching node to '
                   'cleaning/provisioning networks.'))
        parser.add_argument(
            '--power-interface',
            metavar='<power_interface>',
            help=_('Power interface used by the node\'s driver. This is '
                   'only applicable when the specified --driver is a '
                   'hardware type.'))
        parser.add_argument(
            '--raid-interface',
            metavar='<raid_interface>',
            help=_('RAID interface used by the node\'s driver. This is '
                   'only applicable when the specified --driver is a '
                   'hardware type.'))
        parser.add_argument(
            '--rescue-interface',
            metavar='<rescue_interface>',
            help=_('Rescue interface used by the node\'s driver. This is '
                   'only applicable when the specified --driver is a '
                   'hardware type.'))
        parser.add_argument(
            '--storage-interface',
            metavar='<storage_interface>',
            help=_('Storage interface used by the node\'s driver.'))
        parser.add_argument(
            '--vendor-interface',
            metavar='<vendor_interface>',
            help=_('Vendor interface used by the node\'s driver. This is '
                   'only applicable when the specified --driver is a '
                   'hardware type.'))
        parser.add_argument(
            '--resource-class',
            metavar='<resource_class>',
            help=_('Resource class for mapping nodes to Nova flavors'))
        parser.add_argument(
            '--conductor-group',
            metavar='<conductor_group>',
            help=_('Conductor group the node will belong to'))
        clean = parser.add_mutually_exclusive_group()
        clean.add_argument(
            '--automated-clean',
            action='store_true',
            default=None,
            help=_('Enable automated cleaning for the node'))
        clean.add_argument(
            '--no-automated-clean',
            action='store_false',
            dest='automated_clean',
            default=None,
            help=_('Explicitly disable automated cleaning for the node'))
        parser.add_argument(
            '--owner',
            metavar='<owner>',
            help=_('Owner of the node.'))
        parser.add_argument(
            '--lessee',
            metavar='<lessee>',
            help=_('Lessee of the node.'))
        parser.add_argument(
            '--description',
            metavar='<description>',
            help=_("Description for the node."))

        return parser

    def take_action(self, parsed_args):
        self.log.debug("take_action(%s)", parsed_args)

        baremetal_client = self.app.client_manager.baremetal

        field_list = ['automated_clean', 'chassis_uuid', 'driver',
                      'driver_info', 'properties', 'extra', 'uuid', 'name',
                      'conductor_group', 'owner', 'description', 'lessee',
                      'resource_class'] + ['%s_interface' % iface
                                           for iface in SUPPORTED_INTERFACES]
        fields = dict((k, v) for (k, v) in vars(parsed_args).items()
                      if k in field_list and not (v is None))
        fields = utils.args_array_to_dict(fields, 'driver_info')
        fields = utils.args_array_to_dict(fields, 'extra')
        if parsed_args.network_data:
            fields['network_data'] = utils.handle_json_arg(
                parsed_args.network_data, 'static network configuration')
        fields = utils.args_array_to_dict(fields, 'properties')
        node = baremetal_client.node.create(**fields)._info

        node.pop('links', None)
        node.pop('ports', None)
        node.pop('portgroups', None)
        node.pop('states', None)
        node.pop('volume', None)

        node.setdefault('chassis_uuid', '')

        return self.dict2columns(node)


class DeleteBaremetalNode(command.Command):
    """Unregister baremetal node(s)"""

    log = logging.getLogger(__name__ + ".DeleteBaremetalNode")

    def get_parser(self, prog_name):
        parser = super(DeleteBaremetalNode, self).get_parser(prog_name)
        parser.add_argument(
            "nodes",
            metavar="<node>",
            nargs="+",
            help=_("Node(s) to delete (name or UUID)"))

        return parser

    def take_action(self, parsed_args):
        self.log.debug("take_action(%s)", parsed_args)

        baremetal_client = self.app.client_manager.baremetal

        failures = []
        for node in parsed_args.nodes:
            try:
                baremetal_client.node.delete(node)
                print(_('Deleted node %s') % node)
            except exc.ClientException as e:
                failures.append(_("Failed to delete node %(node)s: %(error)s")
                                % {'node': node, 'error': e})

        if failures:
            raise exc.ClientException("\n".join(failures))


class DeployBaremetalNode(ProvisionStateWithWait):
    """Set provision state of baremetal node to 'deploy'"""

    log = logging.getLogger(__name__ + ".DeployBaremetalNode")
    PROVISION_STATE = 'active'

    def get_parser(self, prog_name):
        parser = super(DeployBaremetalNode, self).get_parser(prog_name)

        parser.add_argument(
            '--config-drive',
            metavar='<config-drive>',
            default=None,
            help=CONFIG_DRIVE_ARG_HELP)

        parser.add_argument(
            '--deploy-steps',
            metavar='<deploy-steps>',
            required=False,
            default=None,
            help=_("The deploy steps. May be the path to a YAML file "
                   "containing the deploy steps; OR '-', with the deploy "
                   "steps being read from standard input; OR a JSON string. "
                   "The value should be a list of deploy-step dictionaries; "
                   "each dictionary should have keys 'interface' and 'step', "
                   "and optional key 'args'."))
        return parser


class InspectBaremetalNode(ProvisionStateWithWait):
    """Set provision state of baremetal node to 'inspect'"""

    log = logging.getLogger(__name__ + ".InspectBaremetalNode")
    PROVISION_STATE = 'inspect'


class ListBaremetalNode(command.Lister):
    """List baremetal nodes"""

    log = logging.getLogger(__name__ + ".ListBaremetalNode")

    PROVISION_STATES = ['active', 'deleted', 'rebuild', 'inspect', 'provide',
                        'manage', 'clean', 'adopt', 'abort']

    def get_parser(self, prog_name):
        parser = super(ListBaremetalNode, self).get_parser(prog_name)
        parser.add_argument(
            '--limit',
            metavar='<limit>',
            type=int,
            help=_('Maximum number of nodes to return per request, '
                   '0 for no limit. Default is the maximum number used '
                   'by the Baremetal API Service.')
        )
        parser.add_argument(
            '--marker',
            metavar='<node>',
            help=_('Node UUID (for example, of the last node in the list from '
                   'a previous request). Returns the list of nodes after this '
                   'UUID.')
        )
        parser.add_argument(
            '--sort',
            metavar="<key>[:<direction>]",
            help=_('Sort output by specified node fields and directions '
                   '(asc or desc) (default: asc). Multiple fields and '
                   'directions can be specified, separated by comma.'),
        )
        maint_group = parser.add_mutually_exclusive_group(required=False)
        maint_group.add_argument(
            '--maintenance',
            dest='maintenance',
            action='store_true',
            default=None,
            help=_("Limit list to nodes in maintenance mode"),
        )
        maint_group.add_argument(
            '--no-maintenance',
            dest='maintenance',
            action='store_false',
            default=None,
            help=_("Limit list to nodes not in maintenance mode"),
        )
        retired_group = parser.add_mutually_exclusive_group(required=False)
        retired_group.add_argument(
            '--retired',
            dest='retired',
            action='store_true',
            default=None,
            help=_("Limit list to retired nodes.")
        )
        retired_group.add_argument(
            '--no-retired',
            dest='retired',
            action='store_false',
            default=None,
            help=_("Limit list to not retired nodes.")
        )
        parser.add_argument(
            '--fault',
            dest='fault',
            metavar='<fault>',
            help=_("List nodes in specified fault."))
        associated_group = parser.add_mutually_exclusive_group()
        associated_group.add_argument(
            '--associated',
            action='store_true',
            help=_("List only nodes associated with an instance."),
        )
        associated_group.add_argument(
            '--unassociated',
            action='store_true',
            help=_('List only nodes not associated with an instance.'),
        )
        parser.add_argument(
            '--provision-state',
            dest='provision_state',
            metavar='<provision state>',
            help=_("List nodes in specified provision state."))
        parser.add_argument(
            '--driver',
            dest='driver',
            metavar='<driver>',
            help=_("Limit list to nodes with driver <driver>"))
        parser.add_argument(
            '--resource-class',
            dest='resource_class',
            metavar='<resource class>',
            help=_("Limit list to nodes with resource class <resource class>"))
        parser.add_argument(
            '--conductor-group',
            metavar='<conductor_group>',
            help=_("Limit list to nodes with conductor group <conductor "
                   "group>"))
        parser.add_argument(
            '--conductor',
            metavar='<conductor>',
            help=_("Limit list to nodes with conductor <conductor>"))
        parser.add_argument(
            '--chassis',
            dest='chassis',
            metavar='<chassis UUID>',
            help=_("Limit list to nodes of this chassis"))
        parser.add_argument(
            '--owner',
            metavar='<owner>',
            help=_("Limit list to nodes with owner "
                   "<owner>"))
        parser.add_argument(
            '--lessee',
            metavar='<lessee>',
            help=_("Limit list to nodes with lessee "
                   "<lessee>"))
        parser.add_argument(
            '--description-contains',
            metavar='<description_contains>',
            help=_("Limit list to nodes with description contains "
                   "<description_contains>"))
        display_group = parser.add_mutually_exclusive_group(required=False)
        display_group.add_argument(
            '--long',
            default=False,
            help=_("Show detailed information about the nodes."),
            action='store_true')
        display_group.add_argument(
            '--fields',
            nargs='+',
            dest='fields',
            metavar='<field>',
            action='append',
            default=[],
            choices=res_fields.NODE_DETAILED_RESOURCE.fields,
            help=_("One or more node fields. Only these fields will be "
                   "fetched from the server. Can not be used when '--long' "
                   "is specified."))
        return parser

    def take_action(self, parsed_args):
        self.log.debug("take_action(%s)", parsed_args)
        client = self.app.client_manager.baremetal

        columns = res_fields.NODE_RESOURCE.fields
        labels = res_fields.NODE_RESOURCE.labels

        params = {}
        if parsed_args.limit is not None and parsed_args.limit < 0:
            raise exc.CommandError(
                _('Expected non-negative --limit, got %s') %
                parsed_args.limit)
        params['limit'] = parsed_args.limit
        params['marker'] = parsed_args.marker
        if parsed_args.associated:
            params['associated'] = True
        if parsed_args.unassociated:
            params['associated'] = False
        for field in ['maintenance', 'fault', 'conductor_group', 'retired']:
            if getattr(parsed_args, field) is not None:
                params[field] = getattr(parsed_args, field)
        for field in ['provision_state', 'driver', 'resource_class',
                      'chassis', 'conductor', 'owner', 'lessee',
                      'description_contains']:
            if getattr(parsed_args, field):
                params[field] = getattr(parsed_args, field)
        if parsed_args.long:
            params['detail'] = parsed_args.long
            columns = res_fields.NODE_DETAILED_RESOURCE.fields
            labels = res_fields.NODE_DETAILED_RESOURCE.labels
        elif parsed_args.fields:
            params['detail'] = False
            fields = itertools.chain.from_iterable(parsed_args.fields)
            resource = res_fields.Resource(list(fields))
            columns = resource.fields
            labels = resource.labels
            params['fields'] = columns

        self.log.debug("params(%s)", params)
        data = client.node.list(**params)

        data = oscutils.sort_items(data, parsed_args.sort)

        return (labels,
                (oscutils.get_item_properties(s, columns, formatters={
                    'Properties': oscutils.format_dict},) for s in data))


class MaintenanceSetBaremetalNode(command.Command):
    """Set baremetal node to maintenance mode"""

    log = logging.getLogger(__name__ + ".MaintenanceSetBaremetalNode")

    def get_parser(self, prog_name):
        parser = super(MaintenanceSetBaremetalNode, self).get_parser(prog_name)

        parser.add_argument(
            'node',
            metavar='<node>',
            help=_("Name or UUID of the node.")
        )
        parser.add_argument(
            '--reason',
            metavar='<reason>',
            default=None,
            help=_("Reason for setting maintenance mode."))

        return parser

    def take_action(self, parsed_args):
        self.log.debug("take_action(%s)", parsed_args)

        baremetal_client = self.app.client_manager.baremetal

        baremetal_client.node.set_maintenance(
            parsed_args.node,
            True,
            maint_reason=parsed_args.reason)


class MaintenanceUnsetBaremetalNode(command.Command):
    """Unset baremetal node from maintenance mode"""

    log = logging.getLogger(__name__ + ".MaintenanceUnsetBaremetalNode")

    def get_parser(self, prog_name):
        parser = super(MaintenanceUnsetBaremetalNode,
                       self).get_parser(prog_name)

        parser.add_argument(
            'node',
            metavar='<node>',
            help=_("Name or UUID of the node.")
        )
        return parser

    def take_action(self, parsed_args):
        self.log.debug("take_action(%s)", parsed_args)

        baremetal_client = self.app.client_manager.baremetal

        baremetal_client.node.set_maintenance(
            parsed_args.node,
            False)


class ManageBaremetalNode(ProvisionStateWithWait):
    """Set provision state of baremetal node to 'manage'"""

    log = logging.getLogger(__name__ + ".ManageBaremetalNode")
    PROVISION_STATE = 'manage'


class PassthruCallBaremetalNode(command.Command):
    """Call a vendor passthu method for a node"""

    log = logging.getLogger(__name__ + ".PassthuCallBaremetalNode")

    def get_parser(self, prog_name):
        parser = super(PassthruCallBaremetalNode, self).get_parser(
            prog_name)

        parser.add_argument(
            'node',
            metavar='<node>',
            help=_("Name or UUID of the node")
        )
        parser.add_argument(
            'method',
            metavar='<method>',
            help=_("Vendor passthru method to be executed")
        )
        parser.add_argument(
            '--arg',
            metavar='<key=value>',
            action='append',
            help=_("Argument to pass to the passthru method (repeat option "
                   "to specify multiple arguments)")
        )
        parser.add_argument(
            '--http-method',
            metavar='<http-method>',
            choices=v1_utils.HTTP_METHODS,
            default='POST',
            help=(_("The HTTP method to use in the passthru request. One of "
                    "%s. Defaults to POST.") %
                  oscutils.format_list(v1_utils.HTTP_METHODS))
        )
        return parser

    def take_action(self, parsed_args):
        self.log.debug("take_action(%s)", parsed_args)

        baremetal_client = self.app.client_manager.baremetal

        arguments = utils.key_value_pairs_to_dict(parsed_args.arg)
        resp = baremetal_client.node.vendor_passthru(
            parsed_args.node,
            parsed_args.method,
            http_method=parsed_args.http_method,
            args=arguments)
        if resp:
            # Print the raw response; we don't know how it should be formatted
            print(str(resp.to_dict()))


class PassthruListBaremetalNode(command.Lister):
    """List vendor passthru methods for a node"""

    log = logging.getLogger(__name__ + ".PassthruListBaremetalNode")

    def get_parser(self, prog_name):
        parser = super(PassthruListBaremetalNode, self).get_parser(
            prog_name)

        parser.add_argument(
            'node',
            metavar='<node>',
            help=_("Name or UUID of the node")
        )
        return parser

    def take_action(self, parsed_args):
        self.log.debug("take_action(%s)", parsed_args)

        baremetal_client = self.app.client_manager.baremetal
        methods = baremetal_client.node.get_vendor_passthru_methods(
            parsed_args.node)
        data = []
        for method, response in methods.items():
            response['name'] = method
            response['http_methods'] = oscutils.format_list(
                response['http_methods'])
            data.append(response)

        return (
            res_fields.VENDOR_PASSTHRU_METHOD_RESOURCE.labels,
            (oscutils.get_dict_properties(
                s, res_fields.VENDOR_PASSTHRU_METHOD_RESOURCE.fields)
             for s in data))


class PowerBaremetalNode(command.Command):
    """Base power state class, for setting the power of a node"""

    log = logging.getLogger(__name__ + ".PowerBaremetalNode")

    def get_parser(self, prog_name):
        parser = super(PowerBaremetalNode, self).get_parser(prog_name)

        parser.add_argument(
            'node',
            metavar='<node>',
            help=_("Name or UUID of the node.")
        )
        parser.add_argument(
            '--power-timeout',
            metavar='<power-timeout>',
            default=None,
            type=int,
            help=_("Timeout (in seconds, positive integer) to wait for the "
                   "target power state before erroring out.")
        )
        return parser

    def take_action(self, parsed_args):
        self.log.debug("take_action(%s)", parsed_args)

        baremetal_client = self.app.client_manager.baremetal

        soft = getattr(parsed_args, 'soft', False)

        baremetal_client.node.set_power_state(
            parsed_args.node, self.POWER_STATE, soft,
            timeout=parsed_args.power_timeout)


class PowerOffBaremetalNode(PowerBaremetalNode):
    """Power off a node"""

    log = logging.getLogger(__name__ + ".PowerOffBaremetalNode")
    POWER_STATE = 'off'

    def get_parser(self, prog_name):
        parser = super(PowerOffBaremetalNode, self).get_parser(prog_name)
        parser.add_argument(
            '--soft',
            dest='soft',
            action='store_true',
            default=False,
            help=_("Request graceful power-off.")
        )
        return parser


class PowerOnBaremetalNode(PowerBaremetalNode):
    """Power on a node"""

    log = logging.getLogger(__name__ + ".PowerOnBaremetalNode")
    POWER_STATE = 'on'


class ProvideBaremetalNode(ProvisionStateWithWait):
    """Set provision state of baremetal node to 'provide'"""

    log = logging.getLogger(__name__ + ".ProvideBaremetalNode")
    PROVISION_STATE = 'provide'


class RebootBaremetalNode(command.Command):
    """Reboot baremetal node"""

    log = logging.getLogger(__name__ + ".RebootBaremetalNode")

    def get_parser(self, prog_name):
        parser = super(RebootBaremetalNode, self).get_parser(prog_name)

        parser.add_argument(
            'node',
            metavar='<node>',
            help=_("Name or UUID of the node.")
        )
        parser.add_argument(
            '--soft',
            dest='soft',
            action='store_true',
            default=False,
            help=_("Request Graceful reboot.")
        )
        parser.add_argument(
            '--power-timeout',
            metavar='<power-timeout>',
            default=None,
            type=int,
            help=_("Timeout (in seconds, positive integer) to wait for the "
                   "target power state before erroring out.")
        )

        return parser

    def take_action(self, parsed_args):
        self.log.debug("take_action(%s)", parsed_args)

        baremetal_client = self.app.client_manager.baremetal

        baremetal_client.node.set_power_state(
            parsed_args.node, 'reboot', parsed_args.soft,
            timeout=parsed_args.power_timeout)


class RebuildBaremetalNode(ProvisionStateWithWait):
    """Set provision state of baremetal node to 'rebuild'"""

    log = logging.getLogger(__name__ + ".RebuildBaremetalNode")
    PROVISION_STATE = 'rebuild'

    def get_parser(self, prog_name):
        parser = super(RebuildBaremetalNode, self).get_parser(prog_name)

        parser.add_argument(
            '--config-drive',
            metavar='<config-drive>',
            default=None,
            help=CONFIG_DRIVE_ARG_HELP)

        parser.add_argument(
            '--deploy-steps',
            metavar='<deploy-steps>',
            required=False,
            default=None,
            help=_("The deploy steps in JSON format. May be the path to a "
                   "file containing the deploy steps; OR '-', with the deploy "
                   "steps being read from standard input; OR a string. The "
                   "value should be a list of deploy-step dictionaries; each "
                   "dictionary should have keys 'interface', 'step', "
                   "'priority' and optional key 'args'."))
        return parser


class RescueBaremetalNode(ProvisionStateWithWait):
    """Set provision state of baremetal node to 'rescue'"""

    log = logging.getLogger(__name__ + ".RescueBaremetalNode")
    PROVISION_STATE = 'rescue'

    def get_parser(self, prog_name):
        parser = super(RescueBaremetalNode, self).get_parser(prog_name)

        parser.add_argument(
            '--rescue-password',
            metavar='<rescue-password>',
            required=True,
            default=None,
            help=("The password that will be used to login to the rescue "
                  "ramdisk. The value should be a non-empty string."))
        return parser


class SecurebootOnBaremetalNode(command.Command):
    """Turn secure boot on"""

    log = logging.getLogger(__name__ + ".SecurebootOnBaremetalNode")

    def get_parser(self, prog_name):
        parser = super(SecurebootOnBaremetalNode, self).get_parser(prog_name)

        parser.add_argument(
            'node',
            metavar='<node>',
            help=_("Name or UUID of the node")
        )
        return parser

    def take_action(self, parsed_args):
        self.log.debug("take_action(%s)", parsed_args)

        baremetal_client = self.app.client_manager.baremetal
        baremetal_client.node.set_secure_boot(parsed_args.node, 'on')


class SecurebootOffBaremetalNode(command.Command):
    """Turn secure boot off"""

    log = logging.getLogger(__name__ + ".SecurebootOffBaremetalNode")

    def get_parser(self, prog_name):
        parser = super(SecurebootOffBaremetalNode, self).get_parser(prog_name)

        parser.add_argument(
            'node',
            metavar='<node>',
            help=_("Name or UUID of the node")
        )
        return parser

    def take_action(self, parsed_args):
        self.log.debug("take_action(%s)", parsed_args)

        baremetal_client = self.app.client_manager.baremetal
        baremetal_client.node.set_secure_boot(parsed_args.node, 'off')


class SetBaremetalNode(command.Command):
    """Set baremetal properties"""

    log = logging.getLogger(__name__ + ".SetBaremetalNode")

    def _add_interface_args(self, parser, iface, set_help, reset_help):
        grp = parser.add_mutually_exclusive_group()
        grp.add_argument(
            '--%s-interface' % iface,
            metavar='<%s_interface>' % iface,
            help=set_help
        )
        grp.add_argument(
            '--reset-%s-interface' % iface,
            action='store_true',
            help=reset_help
        )

    def get_parser(self, prog_name):
        parser = super(SetBaremetalNode, self).get_parser(prog_name)

        parser.add_argument(
            'node',
            metavar='<node>',
            help=_("Name or UUID of the node."),
        )
        parser.add_argument(
            "--instance-uuid",
            metavar="<uuid>",
            help=_("Set instance UUID of node to <uuid>"),
        )
        parser.add_argument(
            "--name",
            metavar="<name>",
            help=_("Set the name of the node"),
        )
        parser.add_argument(
            "--chassis-uuid",
            metavar="<chassis UUID>",
            help=_("Set the chassis for the node"),
        )
        parser.add_argument(
            "--driver",
            metavar="<driver>",
            help=_("Set the driver for the node"),
        )
        self._add_interface_args(
            parser, 'bios',
            set_help=_('Set the BIOS interface for the node'),
            reset_help=_('Reset the BIOS interface to its hardware type '
                         'default'),
        )
        self._add_interface_args(
            parser, 'boot',
            set_help=_('Set the boot interface for the node'),
            reset_help=_('Reset the boot interface to its hardware type '
                         'default'),
        )
        self._add_interface_args(
            parser, 'console',
            set_help=_('Set the console interface for the node'),
            reset_help=_('Reset the console interface to its hardware type '
                         'default'),
        )
        self._add_interface_args(
            parser, 'deploy',
            set_help=_('Set the deploy interface for the node'),
            reset_help=_('Reset the deploy interface to its hardware type '
                         'default'),
        )
        self._add_interface_args(
            parser, 'inspect',
            set_help=_('Set the inspect interface for the node'),
            reset_help=_('Reset the inspect interface to its hardware type '
                         'default'),
        )
        self._add_interface_args(
            parser, 'management',
            set_help=_('Set the management interface for the node'),
            reset_help=_('Reset the management interface to its hardware type '
                         'default'),
        )
        self._add_interface_args(
            parser, 'network',
            set_help=_('Set the network interface for the node'),
            reset_help=_('Reset the network interface to its hardware type '
                         'default'),
        )
        parser.add_argument(
            '--network-data',
            metavar="<network data>",
            dest='network_data',
            help=NETWORK_DATA_ARG_HELP
        )
        self._add_interface_args(
            parser, 'power',
            set_help=_('Set the power interface for the node'),
            reset_help=_('Reset the power interface to its hardware type '
                         'default'),
        )
        self._add_interface_args(
            parser, 'raid',
            set_help=_('Set the RAID interface for the node'),
            reset_help=_('Reset the RAID interface to its hardware type '
                         'default'),
        )
        self._add_interface_args(
            parser, 'rescue',
            set_help=_('Set the rescue interface for the node'),
            reset_help=_('Reset the rescue interface to its hardware type '
                         'default'),
        )
        self._add_interface_args(
            parser, 'storage',
            set_help=_('Set the storage interface for the node'),
            reset_help=_('Reset the storage interface to its hardware type '
                         'default'),
        )
        self._add_interface_args(
            parser, 'vendor',
            set_help=_('Set the vendor interface for the node'),
            reset_help=_('Reset the vendor interface to its hardware type '
                         'default'),
        )
        parser.add_argument(
            '--reset-interfaces',
            action='store_true', default=None,
            help=_('Reset all interfaces not specified explicitly to their '
                   'default implementations. Only valid with --driver.'),
        )
        parser.add_argument(
            '--resource-class',
            metavar='<resource_class>',
            help=_('Set the resource class for the node'),
        )
        parser.add_argument(
            '--conductor-group',
            metavar='<conductor_group>',
            help=_('Set the conductor group for the node'),
        )
        clean = parser.add_mutually_exclusive_group()
        clean.add_argument(
            '--automated-clean',
            action='store_true',
            default=None,
            help=_('Enable automated cleaning for the node'))
        clean.add_argument(
            '--no-automated-clean',
            action='store_false',
            dest='automated_clean',
            default=None,
            help=_('Explicitly disable automated cleaning for the node'))
        parser.add_argument(
            '--protected',
            action='store_true',
            help=_('Mark the node as protected'),
        )
        parser.add_argument(
            '--protected-reason',
            metavar='<protected_reason>',
            help=_('Set the reason of marking the node as protected'),
        )
        parser.add_argument(
            '--retired',
            action='store_true',
            help=_('Mark the node as retired'),
        )
        parser.add_argument(
            '--retired-reason',
            metavar='<retired_reason>',
            help=_('Set the reason of marking the node as retired'),
        )
        parser.add_argument(
            '--target-raid-config',
            metavar='<target_raid_config>',
            help=_('Set the target RAID configuration (JSON) for the node. '
                   'This can be one of: 1. a file containing YAML data of the '
                   'RAID configuration; 2. "-" to read the contents from '
                   'standard input; or 3. a valid JSON string.'),
        )
        parser.add_argument(
            "--property",
            metavar="<key=value>",
            action='append',
            help=_('Property to set on this baremetal node '
                   '(repeat option to set multiple properties)'),
        )
        parser.add_argument(
            "--extra",
            metavar="<key=value>",
            action='append',
            help=_('Extra to set on this baremetal node '
                   '(repeat option to set multiple extras)'),
        )
        parser.add_argument(
            "--driver-info",
            metavar="<key=value>",
            action='append',
            help=_('Driver information to set on this baremetal node '
                   '(repeat option to set multiple driver infos)'),
        )
        parser.add_argument(
            "--instance-info",
            metavar="<key=value>",
            action='append',
            help=_('Instance information to set on this baremetal node '
                   '(repeat option to set multiple instance infos)'),
        )
        parser.add_argument(
            "--owner",
            metavar='<owner>',
            help=_('Set the owner for the node')),
        parser.add_argument(
            "--lessee",
            metavar='<lessee>',
            help=_('Set the lessee for the node')),
        parser.add_argument(
            "--description",
            metavar='<description>',
            help=_('Set the description for the node'),
        )

        return parser

    def take_action(self, parsed_args):
        self.log.debug("take_action(%s)", parsed_args)

        baremetal_client = self.app.client_manager.baremetal

        # NOTE(rloo): Do this before updating the rest. Otherwise, it won't
        #             work if parsed_args.node is the name and the name is
        #             also being modified.
        if parsed_args.target_raid_config:
            raid_config = parsed_args.target_raid_config
            raid_config = utils.handle_json_arg(raid_config,
                                                'target_raid_config')
            baremetal_client.node.set_target_raid_config(parsed_args.node,
                                                         raid_config)

        properties = []
        for field in ['instance_uuid', 'name',
                      'chassis_uuid', 'driver', 'resource_class',
                      'conductor_group', 'protected', 'protected_reason',
                      'retired', 'retired_reason', 'owner', 'lessee',
                      'description']:
            value = getattr(parsed_args, field)
            if value:
                properties.extend(utils.args_array_to_patch(
                    'add', ["%s=%s" % (field, value)]))

        if parsed_args.automated_clean is not None:
            properties.extend(utils.args_array_to_patch(
                'add', ["automated_clean=%s" % parsed_args.automated_clean]))

        if parsed_args.reset_interfaces and not parsed_args.driver:
            raise exc.CommandError(
                _("--reset-interfaces can only be specified with --driver"))

        for iface in SUPPORTED_INTERFACES:
            field = '%s_interface' % iface
            if getattr(parsed_args, field):
                properties.extend(utils.args_array_to_patch(
                    'add',
                    ["%s_interface=%s" % (iface,
                                          getattr(parsed_args, field))]))
            elif getattr(parsed_args, 'reset_%s_interface' % iface):
                properties.extend(utils.args_array_to_patch(
                    'remove', ['%s_interface' % iface]))

        if parsed_args.property:
            properties.extend(utils.args_array_to_patch(
                'add', ['properties/' + x for x in parsed_args.property]))
        if parsed_args.extra:
            properties.extend(utils.args_array_to_patch(
                'add', ['extra/' + x for x in parsed_args.extra]))
        if parsed_args.driver_info:
            properties.extend(utils.args_array_to_patch(
                'add', ['driver_info/' + x for x in parsed_args.driver_info]))
        if parsed_args.instance_info:
            properties.extend(utils.args_array_to_patch(
                'add', ['instance_info/' + x for x
                        in parsed_args.instance_info]))
        if parsed_args.network_data:
            network_data = utils.handle_json_arg(
                parsed_args.network_data, 'static network configuration')
            network_data = ["network_data=%s" % json.dumps(network_data)]
            properties.extend(utils.args_array_to_patch('add', network_data))

        if properties:
            baremetal_client.node.update(
                parsed_args.node, properties,
                reset_interfaces=parsed_args.reset_interfaces)
        elif not parsed_args.target_raid_config:
            self.log.warning("Please specify what to set.")


class ShowBaremetalNode(command.ShowOne):
    """Show baremetal node details"""

    log = logging.getLogger(__name__ + ".ShowBaremetalNode")

    def get_parser(self, prog_name):
        parser = super(ShowBaremetalNode, self).get_parser(prog_name)
        parser.add_argument(
            "node",
            metavar="<node>",
            help=_("Name or UUID of the node (or instance UUID if --instance "
                   "is specified)"))
        parser.add_argument(
            '--instance',
            dest='instance_uuid',
            action='store_true',
            default=False,
            help=_('<node> is an instance UUID.'))
        parser.add_argument(
            '--fields',
            nargs='+',
            dest='fields',
            metavar='<field>',
            action='append',
            choices=res_fields.NODE_DETAILED_RESOURCE.fields,
            default=[],
            help=_("One or more node fields. Only these fields will be "
                   "fetched from the server."))
        return parser

    def take_action(self, parsed_args):
        self.log.debug("take_action(%s)", parsed_args)

        baremetal_client = self.app.client_manager.baremetal
        fields = list(itertools.chain.from_iterable(parsed_args.fields))
        fields = fields if fields else None
        if parsed_args.instance_uuid:
            node = baremetal_client.node.get_by_instance_uuid(
                parsed_args.node, fields=fields)._info
        else:
            node = baremetal_client.node.get(
                parsed_args.node, fields=fields)._info
        node.pop("links", None)
        node.pop("ports", None)
        node.pop('portgroups', None)
        node.pop('states', None)
        node.pop('volume', None)

        if not fields or 'chassis_uuid' in fields:
            node.setdefault('chassis_uuid', '')

        return self.dict2columns(node)


class UndeployBaremetalNode(ProvisionStateWithWait):
    """Set provision state of baremetal node to 'deleted'"""

    log = logging.getLogger(__name__ + ".UndeployBaremetalNode")
    PROVISION_STATE = 'deleted'


class UnrescueBaremetalNode(ProvisionStateWithWait):
    """Set provision state of baremetal node to 'unrescue'"""

    log = logging.getLogger(__name__ + ".UnrescueBaremetalNode")
    PROVISION_STATE = 'unrescue'


class UnsetBaremetalNode(command.Command):
    """Unset baremetal properties"""
    log = logging.getLogger(__name__ + ".UnsetBaremetalNode")

    def get_parser(self, prog_name):
        parser = super(UnsetBaremetalNode, self).get_parser(prog_name)

        parser.add_argument(
            'node',
            metavar='<node>',
            help=_("Name or UUID of the node.")
        )
        parser.add_argument(
            '--instance-uuid',
            action='store_true',
            default=False,
            help=_('Unset instance UUID on this baremetal node')
        )
        parser.add_argument(
            "--name",
            action='store_true',
            help=_("Unset the name of the node"),
        )
        parser.add_argument(
            "--resource-class",
            dest='resource_class',
            action='store_true',
            help=_("Unset the resource class of the node"),
        )
        parser.add_argument(
            "--target-raid-config",
            action='store_true',
            help=_("Unset the target RAID configuration of the node"),
        )
        parser.add_argument(
            '--property',
            metavar='<key>',
            action='append',
            help=_('Property to unset on this baremetal node '
                   '(repeat option to unset multiple properties)'),
        )
        parser.add_argument(
            "--extra",
            metavar="<key>",
            action='append',
            help=_('Extra to unset on this baremetal node '
                   '(repeat option to unset multiple extras)'),
        )
        parser.add_argument(
            "--driver-info",
            metavar="<key>",
            action='append',
            help=_('Driver information to unset on this baremetal node '
                   '(repeat option to unset multiple driver informations)'),
        )
        parser.add_argument(
            "--instance-info",
            metavar="<key>",
            action='append',
            help=_('Instance information to unset on this baremetal node '
                   '(repeat option to unset multiple instance informations)'),
        )
        parser.add_argument(
            "--chassis-uuid",
            dest='chassis_uuid',
            action='store_true',
            help=_('Unset chassis UUID on this baremetal node'),
        )
        parser.add_argument(
            "--bios-interface",
            dest='bios_interface',
            action='store_true',
            help=_('Unset BIOS interface on this baremetal node'),
        )
        parser.add_argument(
            "--boot-interface",
            dest='boot_interface',
            action='store_true',
            help=_('Unset boot interface on this baremetal node'),
        )
        parser.add_argument(
            "--console-interface",
            dest='console_interface',
            action='store_true',
            help=_('Unset console interface on this baremetal node'),
        )
        parser.add_argument(
            "--deploy-interface",
            dest='deploy_interface',
            action='store_true',
            help=_('Unset deploy interface on this baremetal node'),
        )
        parser.add_argument(
            "--inspect-interface",
            dest='inspect_interface',
            action='store_true',
            help=_('Unset inspect interface on this baremetal node'),
        )
        parser.add_argument(
            '--network-data',
            action='store_true',
            help=_("Unset network data on this baremetal port.")
        )
        parser.add_argument(
            "--management-interface",
            dest='management_interface',
            action='store_true',
            help=_('Unset management interface on this baremetal node'),
        )
        parser.add_argument(
            "--network-interface",
            dest='network_interface',
            action='store_true',
            help=_('Unset network interface on this baremetal node'),
        )
        parser.add_argument(
            "--power-interface",
            dest='power_interface',
            action='store_true',
            help=_('Unset power interface on this baremetal node'),
        )
        parser.add_argument(
            "--raid-interface",
            dest='raid_interface',
            action='store_true',
            help=_('Unset RAID interface on this baremetal node'),
        )
        parser.add_argument(
            "--rescue-interface",
            dest='rescue_interface',
            action='store_true',
            help=_('Unset rescue interface on this baremetal node'),
        )
        parser.add_argument(
            "--storage-interface",
            dest='storage_interface',
            action='store_true',
            help=_('Unset storage interface on this baremetal node'),
        )
        parser.add_argument(
            "--vendor-interface",
            dest='vendor_interface',
            action='store_true',
            help=_('Unset vendor interface on this baremetal node'),
        )
        parser.add_argument(
            "--conductor-group",
            action="store_true",
            help=_('Unset conductor group for this baremetal node (the '
                   'default group will be used)'),
        )
        parser.add_argument(
            "--automated-clean",
            action="store_true",
            help=_('Unset automated clean option on this baremetal node '
                   '(the value from configuration will be used)'),
        )
        parser.add_argument(
            "--protected",
            action="store_true",
            help=_('Unset the protected flag on the node'),
        )
        parser.add_argument(
            "--protected-reason",
            action="store_true",
            help=_('Unset the protected reason (gets unset automatically when '
                   'protected is unset)'),
        )
        parser.add_argument(
            "--retired",
            action="store_true",
            help=_('Unset the retired flag on the node'),
        )
        parser.add_argument(
            "--retired-reason",
            action="store_true",
            help=_('Unset the retired reason (gets unset automatically when '
                   'retired is unset)'),
        )
        parser.add_argument(
            "--owner",
            action="store_true",
            help=_('Unset the owner field of the node'),
        )
        parser.add_argument(
            "--lessee",
            action="store_true",
            help=_('Unset the lessee field of the node'),
        )
        parser.add_argument(
            "--description",
            action="store_true",
            help=_('Unset the description field of the node'),
        )

        return parser

    def take_action(self, parsed_args):
        self.log.debug("take_action(%s)", parsed_args)

        baremetal_client = self.app.client_manager.baremetal

        # NOTE(rloo): Do this before removing the rest. Otherwise, it won't
        #             work if parsed_args.node is the name and the name is
        #             also being removed.
        if parsed_args.target_raid_config:
            baremetal_client.node.set_target_raid_config(parsed_args.node, {})

        properties = []
        for field in ['instance_uuid', 'name', 'chassis_uuid',
                      'resource_class', 'conductor_group', 'automated_clean',
                      'bios_interface', 'boot_interface', 'console_interface',
                      'deploy_interface', 'inspect_interface',
                      'management_interface', 'network_interface',
                      'power_interface', 'raid_interface', 'rescue_interface',
                      'storage_interface', 'vendor_interface',
                      'protected', 'protected_reason', 'retired',
                      'retired_reason', 'owner', 'lessee', 'description']:
            if getattr(parsed_args, field):
                properties.extend(utils.args_array_to_patch('remove', [field]))

        if parsed_args.property:
            properties.extend(utils.args_array_to_patch('remove',
                              ['properties/' + x
                               for x in parsed_args.property]))
        if parsed_args.extra:
            properties.extend(utils.args_array_to_patch('remove',
                              ['extra/' + x for x in parsed_args.extra]))
        if parsed_args.driver_info:
            properties.extend(utils.args_array_to_patch('remove',
                              ['driver_info/' + x for x
                               in parsed_args.driver_info]))
        if parsed_args.instance_info:
            properties.extend(utils.args_array_to_patch('remove',
                              ['instance_info/' + x for x
                               in parsed_args.instance_info]))
        if parsed_args.network_data:
            properties.extend(utils.args_array_to_patch(
                'remove', ["network_data"]))
        if properties:
            baremetal_client.node.update(parsed_args.node, properties)
        elif not parsed_args.target_raid_config:
            self.log.warning("Please specify what to unset.")


class ValidateBaremetalNode(command.Lister):
    """Validate a node's driver interfaces"""

    log = logging.getLogger(__name__ + ".ValidateBaremetalNode")

    def get_parser(self, prog_name):
        parser = super(ValidateBaremetalNode, self).get_parser(prog_name)

        parser.add_argument(
            'node',
            metavar='<node>',
            help=_("Name or UUID of the node"))

        return parser

    def take_action(self, parsed_args):
        self.log.debug("take_action(%s)", parsed_args)

        baremetal_client = self.app.client_manager.baremetal

        interfaces = baremetal_client.node.validate(parsed_args.node)._info
        data = []
        for key, value in interfaces.items():
            interface = {'interface': key}
            interface.update(value)
            data.append(interface)
        field_labels = ['Interface', 'Result', 'Reason']
        fields = ['interface', 'result', 'reason']
        data = oscutils.sort_items(data, 'interface')
        return (field_labels,
                (oscutils.get_dict_properties(s, fields) for s in data))


class VifListBaremetalNode(command.Lister):
    """Show attached VIFs for a node"""

    log = logging.getLogger(__name__ + ".VifListBaremetalNode")

    def get_parser(self, prog_name):
        parser = super(VifListBaremetalNode, self).get_parser(prog_name)

        parser.add_argument(
            'node',
            metavar='<node>',
            help=_("Name or UUID of the node")
        )
        return parser

    def take_action(self, parsed_args):
        self.log.debug("take_action(%s)", parsed_args)

        columns = res_fields.VIF_RESOURCE.fields
        labels = res_fields.VIF_RESOURCE.labels

        baremetal_client = self.app.client_manager.baremetal
        data = baremetal_client.node.vif_list(parsed_args.node)

        return (labels,
                (oscutils.get_item_properties(s, columns) for s in data))


class VifAttachBaremetalNode(command.Command):
    """Attach VIF to a given node"""

    log = logging.getLogger(__name__ + ".VifAttachBaremetalNode")

    def get_parser(self, prog_name):
        parser = super(VifAttachBaremetalNode, self).get_parser(prog_name)

        parser.add_argument(
            'node',
            metavar='<node>',
            help=_("Name or UUID of the node")
        )
        parser.add_argument(
            'vif_id',
            metavar='<vif-id>',
            help=_("Name or UUID of the VIF to attach to a node.")
        )
        parser.add_argument(
            '--port-uuid',
            metavar='<port-uuid>',
            help=_("UUID of the baremetal port to attach the VIF to.")
        )
        parser.add_argument(
            '--vif-info',
            metavar='<key=value>',
            action='append',
            help=_("Record arbitrary key/value metadata. "
                   "Can be specified multiple times. The mandatory 'id' "
                   "parameter cannot be specified as a key."))
        return parser

    def take_action(self, parsed_args):
        self.log.debug("take_action(%s)", parsed_args)

        baremetal_client = self.app.client_manager.baremetal

        fields = utils.key_value_pairs_to_dict(parsed_args.vif_info or [])
        if parsed_args.port_uuid:
            fields['port_uuid'] = parsed_args.port_uuid
        baremetal_client.node.vif_attach(parsed_args.node, parsed_args.vif_id,
                                         **fields)


class VifDetachBaremetalNode(command.Command):
    """Detach VIF from a given node"""

    log = logging.getLogger(__name__ + ".VifDetachBaremetalNode")

    def get_parser(self, prog_name):
        parser = super(VifDetachBaremetalNode, self).get_parser(prog_name)

        parser.add_argument(
            'node',
            metavar='<node>',
            help=_("Name or UUID of the node")
        )
        parser.add_argument(
            'vif_id',
            metavar='<vif-id>',
            help=_("Name or UUID of the VIF to detach from a node.")
        )
        return parser

    def take_action(self, parsed_args):
        self.log.debug("take_action(%s)", parsed_args)

        baremetal_client = self.app.client_manager.baremetal
        baremetal_client.node.vif_detach(parsed_args.node, parsed_args.vif_id)


class InjectNmiBaremetalNode(command.Command):
    """Inject NMI to baremetal node"""

    log = logging.getLogger(__name__ + ".InjectNmiBaremetalNode")

    def get_parser(self, prog_name):
        parser = super(InjectNmiBaremetalNode, self).get_parser(prog_name)

        parser.add_argument(
            'node',
            metavar='<node>',
            help=_("Name or UUID of the node.")
        )

        return parser

    def take_action(self, parsed_args):
        self.log.debug("take_action(%s)", parsed_args)

        baremetal_client = self.app.client_manager.baremetal

        baremetal_client.node.inject_nmi(parsed_args.node)


class ListTraitsBaremetalNode(command.Lister):
    """List a node's traits."""

    log = logging.getLogger(__name__ + ".ListTraitsBaremetalNode")

    def get_parser(self, prog_name):
        parser = super(ListTraitsBaremetalNode, self).get_parser(prog_name)

        parser.add_argument(
            'node',
            metavar='<node>',
            help=_("Name or UUID of the node"))

        return parser

    def take_action(self, parsed_args):
        self.log.debug("take_action(%s)", parsed_args)

        labels = res_fields.TRAIT_RESOURCE.labels

        baremetal_client = self.app.client_manager.baremetal
        traits = baremetal_client.node.get_traits(parsed_args.node)

        return (labels, [[trait] for trait in traits])


class AddTraitBaremetalNode(command.Command):
    """Add traits to a node."""

    log = logging.getLogger(__name__ + ".AddTraitBaremetalNode")

    def get_parser(self, prog_name):
        parser = super(AddTraitBaremetalNode, self).get_parser(prog_name)

        parser.add_argument(
            'node',
            metavar='<node>',
            help=_("Name or UUID of the node"))
        parser.add_argument(
            'traits',
            nargs='+',
            metavar='<trait>',
            help=_("Trait(s) to add"))

        return parser

    def take_action(self, parsed_args):
        self.log.debug("take_action(%s)", parsed_args)

        baremetal_client = self.app.client_manager.baremetal

        failures = []
        for trait in parsed_args.traits:
            try:
                baremetal_client.node.add_trait(parsed_args.node, trait)
                print(_('Added trait %s') % trait)
            except exc.ClientException as e:
                failures.append(_("Failed to add trait %(trait)s: %(error)s")
                                % {'trait': trait, 'error': e})

        if failures:
            raise exc.ClientException("\n".join(failures))


class RemoveTraitBaremetalNode(command.Command):
    """Remove trait(s) from a node."""

    log = logging.getLogger(__name__ + ".RemoveTraitBaremetalNode")

    def get_parser(self, prog_name):
        parser = super(RemoveTraitBaremetalNode, self).get_parser(prog_name)

        parser.add_argument(
            'node',
            metavar='<node>',
            help=_("Name or UUID of the node"))
        all_or_trait = parser.add_mutually_exclusive_group(required=True)
        all_or_trait.add_argument(
            '--all',
            dest='remove_all',
            action='store_true',
            help=_("Remove all traits"))
        all_or_trait.add_argument(
            'traits',
            metavar='<trait>',
            nargs='*',
            default=[],
            help=_("Trait(s) to remove"))

        return parser

    def take_action(self, parsed_args):
        self.log.debug("take_action(%s)", parsed_args)

        baremetal_client = self.app.client_manager.baremetal

        failures = []
        if parsed_args.remove_all:
            baremetal_client.node.remove_all_traits(parsed_args.node)
        else:
            for trait in parsed_args.traits:
                try:
                    baremetal_client.node.remove_trait(parsed_args.node, trait)
                    print(_('Removed trait %s') % trait)
                except exc.ClientException as e:
                    failures.append(_("Failed to remove trait %(trait)s: "
                                      "%(error)s")
                                    % {'trait': trait, 'error': e})

        if failures:
            raise exc.ClientException("\n".join(failures))


class ListBIOSSettingBaremetalNode(command.Lister):
    """List a node's BIOS settings."""

    log = logging.getLogger(__name__ + ".ListBIOSSettingBaremetalNode")

    def get_parser(self, prog_name):
        parser = super(ListBIOSSettingBaremetalNode, self).get_parser(
            prog_name)

        parser.add_argument(
            'node',
            metavar='<node>',
            help=_("Name or UUID of the node")
        )
        display_group = parser.add_mutually_exclusive_group(required=False)
        display_group.add_argument(
            '--long',
            default=False,
            help=_("Show detailed information about the BIOS settings."),
            action='store_true')
        display_group.add_argument(
            '--fields',
            nargs='+',
            dest='fields',
            metavar='<field>',
            action='append',
            default=[],
            choices=res_fields.BIOS_DETAILED_RESOURCE.fields,
            help=_("One or more node fields. Only these fields will be "
                   "fetched from the server. Can not be used when '--long' "
                   "is specified."))
        return parser

    def take_action(self, parsed_args):
        self.log.debug("take_action(%s)", parsed_args)

        labels = res_fields.BIOS_RESOURCE.labels
        fields = res_fields.BIOS_RESOURCE.fields

        params = {}
        if parsed_args.long:
            params['detail'] = parsed_args.long
            fields = res_fields.BIOS_DETAILED_RESOURCE.fields
            labels = res_fields.BIOS_DETAILED_RESOURCE.labels
        elif parsed_args.fields:
            params['detail'] = False
            fields = itertools.chain.from_iterable(parsed_args.fields)
            resource = res_fields.Resource(list(fields))
            fields = resource.fields
            labels = resource.labels
            params['fields'] = fields

        self.log.debug("params(%s)", params)

        baremetal_client = self.app.client_manager.baremetal
        settings = baremetal_client.node.list_bios_settings(parsed_args.node,
                                                            **params)

        return (labels,
                (oscutils.get_dict_properties(s, fields) for s in settings))


class BIOSSettingShowBaremetalNode(command.ShowOne):
    """Show a specific BIOS setting for a node."""

    log = logging.getLogger(__name__ + ".BIOSSettingShowBaremetalNode")

    def get_parser(self, prog_name):
        parser = super(BIOSSettingShowBaremetalNode, self).get_parser(
            prog_name)

        parser.add_argument(
            'node',
            metavar='<node>',
            help=_("Name or UUID of the node")
        )
        parser.add_argument(
            'setting_name',
            metavar='<setting name>',
            help=_("Setting name to show")
        )
        return parser

    def take_action(self, parsed_args):
        self.log.debug("take_action(%s)", parsed_args)

        baremetal_client = self.app.client_manager.baremetal
        setting = baremetal_client.node.get_bios_setting(
            parsed_args.node, parsed_args.setting_name)
        setting.pop("links", None)
        return self.dict2columns(setting)


class NodeHistoryList(command.Lister):
    """Get history events for a baremetal node."""

    log = logging.getLogger(__name__ + ".NodeHistoryList")

    def get_parser(self, prog_name):
        parser = super(NodeHistoryList, self).get_parser(prog_name)

        parser.add_argument(
            'node',
            metavar='<node>',
            help=_("Name or UUID of the node.")
        )
        parser.add_argument(
            '--long',
            default=False,
            help=_("Show detailed information about the BIOS settings."),
            action='store_true')
        return parser

    def take_action(self, parsed_args):
        self.log.debug("take_action(%s)", parsed_args)

        baremetal_client = self.app.client_manager.baremetal
        if parsed_args.long:
            labels = res_fields.NODE_HISTORY_DETAILED_RESOURCE.labels
            fields = res_fields.NODE_HISTORY_DETAILED_RESOURCE.fields
        else:
            labels = res_fields.NODE_HISTORY_RESOURCE.labels
            fields = res_fields.NODE_HISTORY_RESOURCE.fields

        data = baremetal_client.node.get_history_list(
            parsed_args.node,
            parsed_args.long)

        return (labels,
                (oscutils.get_dict_properties(s, fields) for s in data))


class NodeHistoryEventGet(command.ShowOne):
    """Get history event for a baremetal node."""

    log = logging.getLogger(__name__ + ".NodeHistoryEventGet")

    def get_parser(self, prog_name):
        parser = super(NodeHistoryEventGet, self).get_parser(prog_name)

        parser.add_argument(
            'node',
            metavar='<node>',
            help=_("Name or UUID of the node.")
        )

        parser.add_argument(
            'event',
            metavar='<event>',
            help=_("UUID of the event.")
        )

        return parser

    def take_action(self, parsed_args):
        self.log.debug("take_action(%s)", parsed_args)

        baremetal_client = self.app.client_manager.baremetal

        data = baremetal_client.node.get_history_event(
            parsed_args.node,
            parsed_args.event)
        data.pop('links')

        return self.dict2columns(data)
