733 lines
30 KiB
Python
733 lines
30 KiB
Python
# Copyright 2013 Hewlett-Packard Development Company, L.P.
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#
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# Licensed under the Apache License, Version 2.0 (the "License"); you may
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# not use this file except in compliance with the License. You may obtain
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# a copy of the License at
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#
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# http://www.apache.org/licenses/LICENSE-2.0
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#
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# Unless required by applicable law or agreed to in writing, software
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# distributed under the License is distributed on an "AS IS" BASIS, WITHOUT
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# WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. See the
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# License for the specific language governing permissions and limitations
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# under the License.
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import logging
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import os
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from oslo_utils import strutils
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from ironicclient.common import base
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from ironicclient.common.i18n import _
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from ironicclient.common import utils
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from ironicclient import exc
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from ironicclient.v1 import volume_connector
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from ironicclient.v1 import volume_target
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_power_states = {
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'on': 'power on',
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'off': 'power off',
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'reboot': 'rebooting',
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'soft off': 'soft power off',
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'soft reboot': 'soft rebooting',
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}
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LOG = logging.getLogger(__name__)
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_DEFAULT_POLL_INTERVAL = 2
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class Node(base.Resource):
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def __repr__(self):
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return "<Node %s>" % self._info
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class NodeManager(base.CreateManager):
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resource_class = Node
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_creation_attributes = ['chassis_uuid', 'driver', 'driver_info',
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'extra', 'uuid', 'properties', 'name',
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'bios_interface', 'boot_interface',
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'console_interface', 'deploy_interface',
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'inspect_interface', 'management_interface',
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'network_interface', 'power_interface',
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'raid_interface', 'rescue_interface',
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'storage_interface', 'vendor_interface',
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'resource_class', 'conductor_group',
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'automated_clean']
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_resource_name = 'nodes'
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def list(self, associated=None, maintenance=None, marker=None,
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limit=None, detail=False, sort_key=None, sort_dir=None,
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fields=None, provision_state=None, driver=None,
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resource_class=None, chassis=None, fault=None,
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os_ironic_api_version=None, conductor_group=None,
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conductor=None, owner=None, retired=None):
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"""Retrieve a list of nodes.
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:param associated: Optional. Either a Boolean or a string
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representation of a Boolean that indicates whether
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to return a list of associated (True or "True") or
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unassociated (False or "False") nodes.
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:param maintenance: Optional. Either a Boolean or a string
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representation of a Boolean that indicates whether
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to return nodes in maintenance mode (True or
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"True"), or not in maintenance mode (False or
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"False").
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:param retired: Optional. Either a Boolean or a string representation
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of a Boolean that indicates whether to return retired
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nodes (True or "True").
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:param provision_state: Optional. String value to get only nodes in
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that provision state.
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:param marker: Optional, the UUID of a node, eg the last
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node from a previous result set. Return
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the next result set.
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:param limit: The maximum number of results to return per
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request, if:
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1) limit > 0, the maximum number of nodes to return.
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2) limit == 0, return the entire list of nodes.
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3) limit param is NOT specified (None), the number of items
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returned respect the maximum imposed by the Ironic API
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(see Ironic's api.max_limit option).
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:param detail: Optional, boolean whether to return detailed information
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about nodes.
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:param sort_key: Optional, field used for sorting.
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:param sort_dir: Optional, direction of sorting, either 'asc' (the
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default) or 'desc'.
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:param fields: Optional, a list with a specified set of fields
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of the resource to be returned. Can not be used
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when 'detail' is set.
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:param driver: Optional. String value to get only nodes using that
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driver.
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:param resource_class: Optional. String value to get only nodes
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with the given resource class set.
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:param chassis: Optional, the UUID of a chassis. Used to get only
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nodes of this chassis.
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:param fault: Optional. String value to get only nodes with
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specified fault.
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:param os_ironic_api_version: String version (e.g. "1.35") to use for
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the request. If not specified, the client's default is used.
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:param conductor_group: Optional. String value to get only nodes
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with the given conductor group set.
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:param conductor: Optional. String value to get only nodes
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mapped to the given conductor.
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:param owner: Optional. String value to get only nodes
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mapped to a specific owner.
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:returns: A list of nodes.
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"""
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if limit is not None:
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limit = int(limit)
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if detail and fields:
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raise exc.InvalidAttribute(_("Can't fetch a subset of fields "
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"with 'detail' set"))
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filters = utils.common_filters(marker, limit, sort_key, sort_dir,
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fields)
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if associated is not None:
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filters.append('associated=%s' % associated)
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if maintenance is not None:
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filters.append('maintenance=%s' % maintenance)
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if retired is not None:
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filters.append('retired=%s' % retired)
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if fault is not None:
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filters.append('fault=%s' % fault)
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if provision_state is not None:
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filters.append('provision_state=%s' % provision_state)
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if driver is not None:
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filters.append('driver=%s' % driver)
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if resource_class is not None:
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filters.append('resource_class=%s' % resource_class)
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if chassis is not None:
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filters.append('chassis_uuid=%s' % chassis)
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if conductor_group is not None:
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filters.append('conductor_group=%s' % conductor_group)
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if conductor is not None:
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filters.append('conductor=%s' % conductor)
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if owner is not None:
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filters.append('owner=%s' % owner)
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path = ''
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if detail:
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path += 'detail'
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if filters:
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path += '?' + '&'.join(filters)
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if limit is None:
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return self._list(self._path(path), "nodes",
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os_ironic_api_version=os_ironic_api_version)
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else:
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return self._list_pagination(
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self._path(path), "nodes", limit=limit,
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os_ironic_api_version=os_ironic_api_version)
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def list_ports(self, node_id, marker=None, limit=None, sort_key=None,
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sort_dir=None, detail=False, fields=None):
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"""List all the ports for a given node.
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:param node_id: Name or UUID of the node.
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:param marker: Optional, the UUID of a port, eg the last
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port from a previous result set. Return
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the next result set.
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:param limit: The maximum number of results to return per
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request, if:
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1) limit > 0, the maximum number of ports to return.
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2) limit == 0, return the entire list of ports.
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3) limit param is NOT specified (None), the number of items
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returned respect the maximum imposed by the Ironic API
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(see Ironic's api.max_limit option).
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:param sort_key: Optional, field used for sorting.
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:param sort_dir: Optional, direction of sorting, either 'asc' (the
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default) or 'desc'.
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:param detail: Optional, boolean whether to return detailed information
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about ports.
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:param fields: Optional, a list with a specified set of fields
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of the resource to be returned. Can not be used
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when 'detail' is set.
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:returns: A list of ports.
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"""
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if limit is not None:
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limit = int(limit)
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if detail and fields:
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raise exc.InvalidAttribute(_("Can't fetch a subset of fields "
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"with 'detail' set"))
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filters = utils.common_filters(marker, limit, sort_key, sort_dir,
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fields)
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path = "%s/ports" % node_id
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if detail:
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path += '/detail'
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if filters:
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path += '?' + '&'.join(filters)
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if limit is None:
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return self._list(self._path(path), "ports")
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else:
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return self._list_pagination(self._path(path), "ports",
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limit=limit)
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def list_volume_connectors(self, node_id, marker=None, limit=None,
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sort_key=None, sort_dir=None, detail=False,
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fields=None):
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"""List all the volume connectors for a given node.
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:param node_id: Name or UUID of the node.
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:param marker: Optional, the UUID of a volume connector, eg the last
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volume connector from a previous result set. Return
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the next result set.
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:param limit: The maximum number of results to return per
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request, if:
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1) limit > 0, the maximum number of volume connectors to return.
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2) limit == 0, return the entire list of volume connectors.
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3) limit param is NOT specified (None), the number of items
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returned respect the maximum imposed by the Ironic API
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(see Ironic's api.max_limit option).
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:param sort_key: Optional, field used for sorting.
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:param sort_dir: Optional, direction of sorting, either 'asc' (the
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default) or 'desc'.
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:param detail: Optional, boolean whether to return detailed information
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about volume connectors.
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:param fields: Optional, a list with a specified set of fields
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of the resource to be returned. Can not be used
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when 'detail' is set.
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:returns: A list of volume connectors.
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"""
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if limit is not None:
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limit = int(limit)
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if detail and fields:
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raise exc.InvalidAttribute(_("Can't fetch a subset of fields "
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"with 'detail' set"))
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filters = utils.common_filters(marker=marker, limit=limit,
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sort_key=sort_key, sort_dir=sort_dir,
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fields=fields, detail=detail)
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path = "%s/volume/connectors" % node_id
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if filters:
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path += '?' + '&'.join(filters)
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if limit is None:
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return self._list(self._path(path), response_key="connectors",
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obj_class=volume_connector.VolumeConnector)
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else:
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return self._list_pagination(
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self._path(path), response_key="connectors", limit=limit,
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obj_class=volume_connector.VolumeConnector)
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def list_volume_targets(self, node_id, marker=None, limit=None,
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sort_key=None, sort_dir=None, detail=False,
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fields=None):
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"""List all the volume targets for a given node.
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:param node_id: Name or UUID of the node.
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:param marker: Optional, the UUID of a volume target, eg the last
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volume target from a previous result set. Return
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the next result set.
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:param limit: The maximum number of results to return per
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request, if:
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1) limit > 0, the maximum number of volume targets to return.
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2) limit == 0, return the entire list of volume targets.
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3) limit param is NOT specified (None), the number of items
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returned respect the maximum imposed by the Ironic API
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(see Ironic's api.max_limit option).
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:param sort_key: Optional, field used for sorting.
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:param sort_dir: Optional, direction of sorting, either 'asc' (the
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default) or 'desc'.
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:param detail: Optional, boolean whether to return detailed information
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about volume targets.
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:param fields: Optional, a list with a specified set of fields
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of the resource to be returned. Can not be used
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when 'detail' is set.
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:returns: A list of volume targets.
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"""
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if limit is not None:
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limit = int(limit)
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if detail and fields:
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raise exc.InvalidAttribute(_("Can't fetch a subset of fields "
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"with 'detail' set"))
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filters = utils.common_filters(marker=marker, limit=limit,
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sort_key=sort_key, sort_dir=sort_dir,
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fields=fields, detail=detail)
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path = "%s/volume/targets" % node_id
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if filters:
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path += '?' + '&'.join(filters)
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if limit is None:
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return self._list(self._path(path), response_key="targets",
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obj_class=volume_target.VolumeTarget)
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else:
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return self._list_pagination(
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self._path(path), response_key="targets", limit=limit,
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obj_class=volume_target.VolumeTarget)
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def get(self, node_id, fields=None, os_ironic_api_version=None):
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return self._get(resource_id=node_id, fields=fields,
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os_ironic_api_version=os_ironic_api_version)
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def get_by_instance_uuid(self, instance_uuid, fields=None):
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path = '?instance_uuid=%s' % instance_uuid
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if fields is not None:
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path += '&fields=' + ','.join(fields)
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else:
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path = 'detail' + path
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nodes = self._list(self._path(path), 'nodes')
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# get all the details of the node assuming that
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# filtering by instance_uuid returns a collection
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# of one node if successful.
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if len(nodes) == 1:
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return nodes[0]
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else:
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raise exc.NotFound()
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def delete(self, node_id):
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return self._delete(resource_id=node_id)
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def update(self, node_id, patch, http_method='PATCH',
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os_ironic_api_version=None, reset_interfaces=None):
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params = {}
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if reset_interfaces is not None:
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params['reset_interfaces'] = reset_interfaces
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return self._update(resource_id=node_id, patch=patch,
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method=http_method,
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os_ironic_api_version=os_ironic_api_version,
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params=params)
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def vendor_passthru(self, node_id, method, args=None,
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http_method=None):
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"""Issue requests for vendor-specific actions on a given node.
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:param node_id: The UUID of the node.
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:param method: Name of the vendor method.
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:param args: Optional. The arguments to be passed to the method.
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:param http_method: The HTTP method to use on the request.
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Defaults to POST.
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"""
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if args is None:
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args = {}
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if http_method is None:
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http_method = 'POST'
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http_method = http_method.upper()
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path = "%s/vendor_passthru/%s" % (node_id, method)
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if http_method in ('POST', 'PUT', 'PATCH'):
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return self.update(path, args, http_method=http_method)
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elif http_method == 'DELETE':
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return self.delete(path)
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elif http_method == 'GET':
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return self.get(path)
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else:
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raise exc.InvalidAttribute(
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_('Unknown HTTP method: %s') % http_method)
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def vif_list(self, node_ident):
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"""List VIFs attached to a given node.
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:param node_ident: The UUID or Name of the node.
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"""
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path = "%s/vifs" % node_ident
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return self._list(self._path(path), "vifs")
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def vif_attach(self, node_ident, vif_id, **kwargs):
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"""Attach VIF to a given node.
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:param node_ident: The UUID or Name of the node.
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:param vif_id: The UUID or Name of the VIF to attach.
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:param kwargs: A dictionary containing the attributes of the resource
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that will be created.
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"""
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path = "%s/vifs" % node_ident
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data = {"id": vif_id}
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if 'id' in kwargs:
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raise exc.InvalidAttribute("The attribute 'id' can't be "
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"specified in vif-info")
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data.update(kwargs)
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# TODO(vdrok): cleanup places doing custom path and http_method
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self.update(path, data, http_method="POST")
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def vif_detach(self, node_ident, vif_id):
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"""Detach VIF from a given node.
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:param node_ident: The UUID or Name of the node.
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:param vif_id: The UUID or Name of the VIF to detach.
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"""
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path = "%s/vifs/%s" % (node_ident, vif_id)
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self.delete(path)
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def set_maintenance(self, node_id, state, maint_reason=None):
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"""Set the maintenance mode for the node.
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:param node_id: The UUID of the node.
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:param state: the maintenance mode; either a Boolean or a string
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representation of a Boolean (eg, 'true', 'on', 'false',
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'off'). True to put the node in maintenance mode; False
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to take the node out of maintenance mode.
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:param maint_reason: Optional string. Reason for putting node
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into maintenance mode.
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:raises: InvalidAttribute if state is an invalid string (that doesn't
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represent a Boolean).
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"""
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if isinstance(state, bool):
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maintenance_mode = state
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else:
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try:
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maintenance_mode = strutils.bool_from_string(state, True)
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except ValueError as e:
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raise exc.InvalidAttribute(_("Argument 'state': %(err)s") %
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{'err': e})
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path = "%s/maintenance" % node_id
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if maintenance_mode:
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reason = {'reason': maint_reason}
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return self.update(path, reason, http_method='PUT')
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else:
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return self.delete(path)
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def set_power_state(self, node_id, state, soft=False, timeout=None):
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"""Sets power state for a node.
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:param node_id: Node identifier
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:param state: One of target power state, 'on', 'off', or 'reboot'
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:param soft: The flag for graceful power 'off' or 'reboot'
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:param timeout: The timeout (in seconds) positive integer value (> 0)
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:raises: ValueError if 'soft' or 'timeout' option is invalid
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:returns: The status of the request
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"""
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if state == 'on' and soft:
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raise ValueError(
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_("'soft' option is invalid for the power-state 'on'"))
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path = "%s/states/power" % node_id
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requested_state = 'soft ' + state if soft else state
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target = _power_states.get(requested_state, state)
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body = {'target': target}
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if timeout is not None:
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msg = _("'timeout' option for setting power state must have "
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"positive integer value (> 0)")
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try:
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timeout = int(timeout)
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except (ValueError, TypeError):
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raise ValueError(msg)
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if timeout <= 0:
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raise ValueError(msg)
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body = {'target': target, 'timeout': timeout}
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return self.update(path, body, http_method='PUT')
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def set_target_raid_config(self, node_ident, target_raid_config):
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"""Sets target_raid_config for a node.
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:param node_ident: Node identifier
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:param target_raid_config: A dictionary with the target RAID
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configuration; may be empty.
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:returns: status of the request
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"""
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path = "%s/states/raid" % node_ident
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return self.update(path, target_raid_config, http_method='PUT')
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def validate(self, node_uuid):
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path = "%s/validate" % node_uuid
|
|
return self.get(path)
|
|
|
|
def set_provision_state(self, node_uuid, state, configdrive=None,
|
|
cleansteps=None, rescue_password=None,
|
|
os_ironic_api_version=None):
|
|
"""Set the provision state for the node.
|
|
|
|
:param node_uuid: The UUID or name of the node.
|
|
:param state: The desired provision state. One of 'active', 'deleted',
|
|
'rebuild', 'inspect', 'provide', 'manage', 'clean', 'abort',
|
|
'rescue', 'unrescue'.
|
|
:param configdrive: 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 dictionary to
|
|
build config drive from. In case it's a directory, a config drive
|
|
will be generated from it. In case it's a dictionary, a config
|
|
drive will be generated on the server side (requires API version
|
|
1.56). This is only valid when setting state to 'active'.
|
|
:param cleansteps: The clean steps as a list of clean-step
|
|
dictionaries; each dictionary should have keys 'interface' and
|
|
'step', and optional key 'args'. This must be specified (and is
|
|
only valid) when setting provision-state to 'clean'.
|
|
:param rescue_password: A string to be used as the login password
|
|
inside the rescue ramdisk once a node is rescued. This must be
|
|
specified (and is only valid) when setting 'state' to 'rescue'.
|
|
:param os_ironic_api_version: String version (e.g. "1.35") to use for
|
|
the request. If not specified, the client's default is used.
|
|
:raises: InvalidAttribute if there was an error with the clean steps
|
|
:returns: The status of the request
|
|
"""
|
|
|
|
path = "%s/states/provision" % node_uuid
|
|
body = {'target': state}
|
|
if configdrive:
|
|
if not isinstance(configdrive, dict):
|
|
if os.path.isfile(configdrive):
|
|
with open(configdrive, 'rb') as f:
|
|
configdrive = f.read()
|
|
if os.path.isdir(configdrive):
|
|
configdrive = utils.make_configdrive(configdrive)
|
|
|
|
body['configdrive'] = configdrive
|
|
elif cleansteps:
|
|
body['clean_steps'] = cleansteps
|
|
elif rescue_password:
|
|
body['rescue_password'] = rescue_password
|
|
|
|
return self.update(path, body, http_method='PUT',
|
|
os_ironic_api_version=os_ironic_api_version)
|
|
|
|
def states(self, node_uuid):
|
|
path = "%s/states" % node_uuid
|
|
return self.get(path)
|
|
|
|
def get_console(self, node_uuid):
|
|
path = "%s/states/console" % node_uuid
|
|
return self._get_as_dict(path)
|
|
|
|
def set_console_mode(self, node_uuid, enabled):
|
|
"""Set the console mode for the node.
|
|
|
|
:param node_uuid: The UUID of the node.
|
|
:param enabled: Either a Boolean or a string representation of a
|
|
Boolean. True to enable the console; False to disable.
|
|
|
|
"""
|
|
path = "%s/states/console" % node_uuid
|
|
target = {'enabled': enabled}
|
|
return self.update(path, target, http_method='PUT')
|
|
|
|
def set_boot_device(self, node_uuid, boot_device, persistent=False):
|
|
path = "%s/management/boot_device" % node_uuid
|
|
target = {'boot_device': boot_device, 'persistent': persistent}
|
|
return self.update(path, target, http_method='PUT')
|
|
|
|
def get_boot_device(self, node_uuid):
|
|
path = "%s/management/boot_device" % node_uuid
|
|
return self._get_as_dict(path)
|
|
|
|
def inject_nmi(self, node_uuid):
|
|
path = "%s/management/inject_nmi" % node_uuid
|
|
return self.update(path, {}, http_method='PUT')
|
|
|
|
def get_supported_boot_devices(self, node_uuid):
|
|
path = "%s/management/boot_device/supported" % node_uuid
|
|
return self._get_as_dict(path)
|
|
|
|
def get_vendor_passthru_methods(self, node_ident):
|
|
path = "%s/vendor_passthru/methods" % node_ident
|
|
return self._get_as_dict(path)
|
|
|
|
def get_traits(self, node_ident):
|
|
"""Get traits for a node.
|
|
|
|
:param node_ident: node UUID or name.
|
|
"""
|
|
path = "%s/traits" % node_ident
|
|
return self._list_primitives(self._path(path), 'traits')
|
|
|
|
def add_trait(self, node_ident, trait):
|
|
"""Add a trait to a node.
|
|
|
|
:param node_ident: node UUID or name.
|
|
:param trait: trait to add to the node.
|
|
"""
|
|
path = "%s/traits/%s" % (node_ident, trait)
|
|
return self.update(path, None, http_method='PUT')
|
|
|
|
def set_traits(self, node_ident, traits):
|
|
"""Set traits for a node.
|
|
|
|
Removes any existing traits and adds the traits passed in to this
|
|
method.
|
|
|
|
:param node_ident: node UUID or name.
|
|
:param traits: list of traits to add to the node.
|
|
"""
|
|
path = "%s/traits" % node_ident
|
|
body = {'traits': traits}
|
|
return self.update(path, body, http_method='PUT')
|
|
|
|
def remove_trait(self, node_ident, trait):
|
|
"""Remove a trait from a node.
|
|
|
|
:param node_ident: node UUID or name.
|
|
:param trait: trait to remove from the node.
|
|
"""
|
|
path = "%s/traits/%s" % (node_ident, trait)
|
|
return self.delete(path)
|
|
|
|
def remove_all_traits(self, node_ident):
|
|
"""Remove all traits from a node.
|
|
|
|
:param node_ident: node UUID or name.
|
|
"""
|
|
path = "%s/traits" % node_ident
|
|
return self.delete(path)
|
|
|
|
def get_bios_setting(self, node_ident, name):
|
|
"""Get a BIOS setting from a node.
|
|
|
|
:param node_ident: node UUID or name.
|
|
:param name: BIOS setting name to get from the node.
|
|
"""
|
|
path = "%s/bios/%s" % (node_ident, name)
|
|
return self._get_as_dict(path).get(name)
|
|
|
|
def list_bios_settings(self, node_ident):
|
|
"""List all BIOS settings from a node.
|
|
|
|
:param node_ident: node UUID or name.
|
|
"""
|
|
path = "%s/bios" % node_ident
|
|
return self._list_primitives(self._path(path), 'bios')
|
|
|
|
def wait_for_provision_state(self, node_ident, expected_state,
|
|
timeout=0,
|
|
poll_interval=_DEFAULT_POLL_INTERVAL,
|
|
poll_delay_function=None,
|
|
fail_on_unexpected_state=True):
|
|
"""Helper function to wait for a node to reach a given state.
|
|
|
|
Polls Ironic API in a loop until node gets to a requested state.
|
|
|
|
Fails in the following cases:
|
|
* Timeout (if provided) is reached
|
|
* Node's last_error gets set to a non-empty value
|
|
* Unexpected stable state is reached and fail_on_unexpected_state is on
|
|
* Error state is reached (if it's not equal to expected_state)
|
|
|
|
:param node_ident: node UUID or name
|
|
:param expected_state: expected final provision state
|
|
:param timeout: timeout in seconds, no timeout if 0
|
|
:param poll_interval: interval in seconds between 2 poll
|
|
:param poll_delay_function: function to use to wait between polls
|
|
(defaults to time.sleep). Should take one argument - delay time
|
|
in seconds. Any exceptions raised inside it will abort the wait.
|
|
:param fail_on_unexpected_state: whether to fail if the nodes
|
|
reaches a different stable state.
|
|
:raises: StateTransitionFailed if node reached an error state
|
|
:raises: StateTransitionTimeout on timeout
|
|
"""
|
|
expected_state = expected_state.lower()
|
|
timeout_msg = _('Node %(node)s failed to reach state %(state)s in '
|
|
'%(timeout)s seconds') % {'node': node_ident,
|
|
'state': expected_state,
|
|
'timeout': timeout}
|
|
|
|
# TODO(dtantsur): use version negotiation to request API 1.8 and use
|
|
# the "fields" argument to reduce amount of data sent.
|
|
for _count in utils.poll(timeout, poll_interval, poll_delay_function,
|
|
timeout_msg):
|
|
node = self.get(node_ident)
|
|
if node.provision_state == expected_state:
|
|
LOG.debug('Node %(node)s reached provision state %(state)s',
|
|
{'node': node_ident, 'state': expected_state})
|
|
return
|
|
|
|
# Note that if expected_state == 'error' we still succeed
|
|
if (node.provision_state == 'error' or
|
|
node.provision_state.endswith(' failed')):
|
|
raise exc.StateTransitionFailed(
|
|
_('Node %(node)s failed to reach state %(state)s. '
|
|
'It\'s in state %(actual)s, and has error: %(error)s') %
|
|
{'node': node_ident, 'state': expected_state,
|
|
'actual': node.provision_state, 'error': node.last_error})
|
|
|
|
if fail_on_unexpected_state and not node.target_provision_state:
|
|
raise exc.StateTransitionFailed(
|
|
_('Node %(node)s failed to reach state %(state)s. '
|
|
'It\'s in unexpected stable state %(actual)s') %
|
|
{'node': node_ident, 'state': expected_state,
|
|
'actual': node.provision_state})
|
|
|
|
LOG.debug('Still waiting for node %(node)s to reach state '
|
|
'%(state)s, the current state is %(actual)s',
|
|
{'node': node_ident, 'state': expected_state,
|
|
'actual': node.provision_state})
|