# 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 datetime from http import client as http_client from ironic_lib import metrics_utils from oslo_utils import uuidutils import pecan import wsme from wsme import types as wtypes from ironic import api from ironic.api.controllers import base from ironic.api.controllers import link from ironic.api.controllers.v1 import collection from ironic.api.controllers.v1 import notification_utils as notify from ironic.api.controllers.v1 import port from ironic.api.controllers.v1 import types from ironic.api.controllers.v1 import utils as api_utils from ironic.api import expose from ironic.common import exception from ironic.common.i18n import _ from ironic.common import policy from ironic.common import states as ir_states from ironic import objects METRICS = metrics_utils.get_metrics_logger(__name__) _DEFAULT_RETURN_FIELDS = ('uuid', 'address', 'name') class Portgroup(base.APIBase): """API representation of a portgroup. This class enforces type checking and value constraints, and converts between the internal object model and the API representation of a portgroup. """ _node_uuid = None def _get_node_uuid(self): return self._node_uuid def _set_node_uuid(self, value): if value and self._node_uuid != value: if not api_utils.allow_portgroups(): self._node_uuid = wtypes.Unset return try: node = objects.Node.get(api.request.context, value) self._node_uuid = node.uuid # NOTE: Create the node_id attribute on-the-fly # to satisfy the api -> rpc object # conversion. self.node_id = node.id except exception.NodeNotFound as e: # Change error code because 404 (NotFound) is inappropriate # response for a POST request to create a Portgroup e.code = http_client.BAD_REQUEST raise e elif value == wtypes.Unset: self._node_uuid = wtypes.Unset uuid = types.uuid """Unique UUID for this portgroup""" address = wsme.wsattr(types.macaddress) """MAC Address for this portgroup""" extra = {wtypes.text: types.jsontype} """This portgroup's meta data""" internal_info = wsme.wsattr({wtypes.text: types.jsontype}, readonly=True) """This portgroup's internal info""" node_uuid = wsme.wsproperty(types.uuid, _get_node_uuid, _set_node_uuid, mandatory=True) """The UUID of the node this portgroup belongs to""" name = wsme.wsattr(wtypes.text) """The logical name for this portgroup""" links = wsme.wsattr([link.Link], readonly=True) """A list containing a self link and associated portgroup links""" standalone_ports_supported = types.boolean """Indicates whether ports of this portgroup may be used as single NIC ports""" mode = wsme.wsattr(wtypes.text) """The mode for this portgroup. See linux bonding documentation for details: https://www.kernel.org/doc/Documentation/networking/bonding.txt""" properties = {wtypes.text: types.jsontype} """This portgroup's properties""" ports = wsme.wsattr([link.Link], readonly=True) """Links to the collection of ports of this portgroup""" def __init__(self, **kwargs): self.fields = [] fields = list(objects.Portgroup.fields) # NOTE: node_uuid is not part of objects.Portgroup.fields # because it's an API-only attribute fields.append('node_uuid') for field in fields: # Skip fields we do not expose. if not hasattr(self, field): continue self.fields.append(field) setattr(self, field, kwargs.get(field, wtypes.Unset)) # NOTE: node_id is an attribute created on-the-fly # by _set_node_uuid(), it needs to be present in the fields so # that as_dict() will contain node_id field when converting it # before saving it in the database. self.fields.append('node_id') setattr(self, 'node_uuid', kwargs.get('node_id', wtypes.Unset)) @staticmethod def _convert_with_links(portgroup, url, fields=None): """Add links to the portgroup.""" if fields is None: portgroup.ports = [ link.Link.make_link('self', url, 'portgroups', portgroup.uuid + "/ports"), link.Link.make_link('bookmark', url, 'portgroups', portgroup.uuid + "/ports", bookmark=True) ] # never expose the node_id attribute portgroup.node_id = wtypes.Unset portgroup.links = [link.Link.make_link('self', url, 'portgroups', portgroup.uuid), link.Link.make_link('bookmark', url, 'portgroups', portgroup.uuid, bookmark=True) ] return portgroup @classmethod def convert_with_links(cls, rpc_portgroup, fields=None, sanitize=True): """Add links to the portgroup.""" portgroup = Portgroup(**rpc_portgroup.as_dict()) if fields is not None: api_utils.check_for_invalid_fields(fields, portgroup.as_dict()) portgroup = cls._convert_with_links(portgroup, api.request.host_url, fields=fields) if not sanitize: return portgroup portgroup.sanitize(fields) return portgroup def sanitize(self, fields=None): """Removes sensitive and unrequested data. Will only keep the fields specified in the ``fields`` parameter. :param fields: list of fields to preserve, or ``None`` to preserve them all :type fields: list of str """ if fields is not None: self.unset_fields_except(fields) # never expose the node_id attribute self.node_id = wtypes.Unset @classmethod def sample(cls, expand=True): """Return a sample of the portgroup.""" sample = cls(uuid='a594544a-2daf-420c-8775-17a8c3e0852f', address='fe:54:00:77:07:d9', name='node1-portgroup-01', extra={'foo': 'bar'}, internal_info={'baz': 'boo'}, standalone_ports_supported=True, mode='active-backup', properties={}, created_at=datetime.datetime(2000, 1, 1, 12, 0, 0), updated_at=datetime.datetime(2000, 1, 1, 12, 0, 0)) # NOTE(lucasagomes): node_uuid getter() method look at the # _node_uuid variable sample._node_uuid = '7ae81bb3-dec3-4289-8d6c-da80bd8001ae' fields = None if expand else _DEFAULT_RETURN_FIELDS return cls._convert_with_links(sample, 'http://localhost:6385', fields=fields) class PortgroupPatchType(types.JsonPatchType): _api_base = Portgroup _extra_non_removable_attrs = {'/mode'} @staticmethod def internal_attrs(): defaults = types.JsonPatchType.internal_attrs() return defaults + ['/internal_info'] class PortgroupCollection(collection.Collection): """API representation of a collection of portgroups.""" portgroups = [Portgroup] """A list containing portgroup objects""" def __init__(self, **kwargs): self._type = 'portgroups' @staticmethod def convert_with_links(rpc_portgroups, limit, url=None, fields=None, **kwargs): collection = PortgroupCollection() collection.portgroups = [Portgroup.convert_with_links(p, fields=fields, sanitize=False) for p in rpc_portgroups] collection.next = collection.get_next(limit, url=url, fields=fields, **kwargs) for item in collection.portgroups: item.sanitize(fields=fields) return collection @classmethod def sample(cls): """Return a sample of the portgroup.""" sample = cls() sample.portgroups = [Portgroup.sample(expand=False)] return sample class PortgroupsController(pecan.rest.RestController): """REST controller for portgroups.""" _custom_actions = { 'detail': ['GET'], } invalid_sort_key_list = ['extra', 'internal_info', 'properties'] _subcontroller_map = { 'ports': port.PortsController, } @pecan.expose() def _lookup(self, ident, *remainder): if not api_utils.allow_portgroups(): pecan.abort(http_client.NOT_FOUND) try: ident = types.uuid_or_name.validate(ident) except exception.InvalidUuidOrName as e: pecan.abort(http_client.BAD_REQUEST, e.args[0]) if not remainder: return subcontroller = self._subcontroller_map.get(remainder[0]) if subcontroller: if api_utils.allow_portgroups_subcontrollers(): return subcontroller( portgroup_ident=ident, node_ident=self.parent_node_ident), remainder[1:] pecan.abort(http_client.NOT_FOUND) def __init__(self, node_ident=None): super(PortgroupsController, self).__init__() self.parent_node_ident = node_ident def _get_portgroups_collection(self, node_ident, address, marker, limit, sort_key, sort_dir, resource_url=None, fields=None, detail=None): """Return portgroups collection. :param node_ident: UUID or name of a node. :param address: MAC address of a portgroup. :param marker: Pagination marker for large data sets. :param limit: Maximum number of resources to return in a single result. :param sort_key: Column to sort results by. Default: id. :param sort_dir: Direction to sort. "asc" or "desc". Default: asc. :param resource_url: Optional, URL to the portgroup resource. :param fields: Optional, a list with a specified set of fields of the resource to be returned. """ limit = api_utils.validate_limit(limit) sort_dir = api_utils.validate_sort_dir(sort_dir) marker_obj = None if marker: marker_obj = objects.Portgroup.get_by_uuid(api.request.context, marker) if sort_key in self.invalid_sort_key_list: raise exception.InvalidParameterValue( _("The sort_key value %(key)s is an invalid field for " "sorting") % {'key': sort_key}) node_ident = self.parent_node_ident or node_ident if node_ident: # FIXME: Since all we need is the node ID, we can # make this more efficient by only querying # for that column. This will get cleaned up # as we move to the object interface. node = api_utils.get_rpc_node(node_ident) portgroups = objects.Portgroup.list_by_node_id( api.request.context, node.id, limit, marker_obj, sort_key=sort_key, sort_dir=sort_dir) elif address: portgroups = self._get_portgroups_by_address(address) else: portgroups = objects.Portgroup.list(api.request.context, limit, marker_obj, sort_key=sort_key, sort_dir=sort_dir) parameters = {} if detail is not None: parameters['detail'] = detail return PortgroupCollection.convert_with_links(portgroups, limit, url=resource_url, fields=fields, sort_key=sort_key, sort_dir=sort_dir, **parameters) def _get_portgroups_by_address(self, address): """Retrieve a portgroup by its address. :param address: MAC address of a portgroup, to get the portgroup which has this MAC address. :returns: a list with the portgroup, or an empty list if no portgroup is found. """ try: portgroup = objects.Portgroup.get_by_address(api.request.context, address) return [portgroup] except exception.PortgroupNotFound: return [] @METRICS.timer('PortgroupsController.get_all') @expose.expose(PortgroupCollection, types.uuid_or_name, types.macaddress, types.uuid, int, wtypes.text, wtypes.text, types.listtype, types.boolean) def get_all(self, node=None, address=None, marker=None, limit=None, sort_key='id', sort_dir='asc', fields=None, detail=None): """Retrieve a list of portgroups. :param node: UUID or name of a node, to get only portgroups for that node. :param address: MAC address of a portgroup, to get the portgroup which has this MAC address. :param marker: pagination marker for large data sets. :param limit: maximum number of resources to return in a single result. This value cannot be larger than the value of max_limit in the [api] section of the ironic configuration, or only max_limit resources will be returned. :param sort_key: column to sort results by. Default: id. :param sort_dir: direction to sort. "asc" or "desc". Default: asc. :param fields: Optional, a list with a specified set of fields of the resource to be returned. """ if not api_utils.allow_portgroups(): raise exception.NotFound() cdict = api.request.context.to_policy_values() policy.authorize('baremetal:portgroup:get', cdict, cdict) api_utils.check_allowed_portgroup_fields(fields) api_utils.check_allowed_portgroup_fields([sort_key]) fields = api_utils.get_request_return_fields(fields, detail, _DEFAULT_RETURN_FIELDS) return self._get_portgroups_collection(node, address, marker, limit, sort_key, sort_dir, fields=fields, detail=detail) @METRICS.timer('PortgroupsController.detail') @expose.expose(PortgroupCollection, types.uuid_or_name, types.macaddress, types.uuid, int, wtypes.text, wtypes.text) def detail(self, node=None, address=None, marker=None, limit=None, sort_key='id', sort_dir='asc'): """Retrieve a list of portgroups with detail. :param node: UUID or name of a node, to get only portgroups for that node. :param address: MAC address of a portgroup, to get the portgroup which has this MAC address. :param marker: pagination marker for large data sets. :param limit: maximum number of resources to return in a single result. This value cannot be larger than the value of max_limit in the [api] section of the ironic configuration, or only max_limit resources will be returned. :param sort_key: column to sort results by. Default: id. :param sort_dir: direction to sort. "asc" or "desc". Default: asc. """ if not api_utils.allow_portgroups(): raise exception.NotFound() cdict = api.request.context.to_policy_values() policy.authorize('baremetal:portgroup:get', cdict, cdict) api_utils.check_allowed_portgroup_fields([sort_key]) # NOTE: /detail should only work against collections parent = api.request.path.split('/')[:-1][-1] if parent != "portgroups": raise exception.HTTPNotFound() resource_url = '/'.join(['portgroups', 'detail']) return self._get_portgroups_collection( node, address, marker, limit, sort_key, sort_dir, resource_url=resource_url) @METRICS.timer('PortgroupsController.get_one') @expose.expose(Portgroup, types.uuid_or_name, types.listtype) def get_one(self, portgroup_ident, fields=None): """Retrieve information about the given portgroup. :param portgroup_ident: UUID or logical name of a portgroup. :param fields: Optional, a list with a specified set of fields of the resource to be returned. """ if not api_utils.allow_portgroups(): raise exception.NotFound() cdict = api.request.context.to_policy_values() policy.authorize('baremetal:portgroup:get', cdict, cdict) if self.parent_node_ident: raise exception.OperationNotPermitted() api_utils.check_allowed_portgroup_fields(fields) rpc_portgroup = api_utils.get_rpc_portgroup_with_suffix( portgroup_ident) return Portgroup.convert_with_links(rpc_portgroup, fields=fields) @METRICS.timer('PortgroupsController.post') @expose.expose(Portgroup, body=Portgroup, status_code=http_client.CREATED) def post(self, portgroup): """Create a new portgroup. :param portgroup: a portgroup within the request body. """ if not api_utils.allow_portgroups(): raise exception.NotFound() context = api.request.context cdict = context.to_policy_values() policy.authorize('baremetal:portgroup:create', cdict, cdict) if self.parent_node_ident: raise exception.OperationNotPermitted() if (not api_utils.allow_portgroup_mode_properties() and (portgroup.mode is not wtypes.Unset or portgroup.properties is not wtypes.Unset)): raise exception.NotAcceptable() if (portgroup.name and not api_utils.is_valid_logical_name(portgroup.name)): error_msg = _("Cannot create portgroup with invalid name " "'%(name)s'") % {'name': portgroup.name} raise wsme.exc.ClientSideError( error_msg, status_code=http_client.BAD_REQUEST) pg_dict = portgroup.as_dict() api_utils.handle_post_port_like_extra_vif(pg_dict) # NOTE(yuriyz): UUID is mandatory for notifications payload if not pg_dict.get('uuid'): pg_dict['uuid'] = uuidutils.generate_uuid() new_portgroup = objects.Portgroup(context, **pg_dict) notify.emit_start_notification(context, new_portgroup, 'create', node_uuid=portgroup.node_uuid) with notify.handle_error_notification(context, new_portgroup, 'create', node_uuid=portgroup.node_uuid): new_portgroup.create() notify.emit_end_notification(context, new_portgroup, 'create', node_uuid=portgroup.node_uuid) # Set the HTTP Location Header api.response.location = link.build_url('portgroups', new_portgroup.uuid) return Portgroup.convert_with_links(new_portgroup) @METRICS.timer('PortgroupsController.patch') @wsme.validate(types.uuid_or_name, [PortgroupPatchType]) @expose.expose(Portgroup, types.uuid_or_name, body=[PortgroupPatchType]) def patch(self, portgroup_ident, patch): """Update an existing portgroup. :param portgroup_ident: UUID or logical name of a portgroup. :param patch: a json PATCH document to apply to this portgroup. """ if not api_utils.allow_portgroups(): raise exception.NotFound() context = api.request.context cdict = context.to_policy_values() policy.authorize('baremetal:portgroup:update', cdict, cdict) if self.parent_node_ident: raise exception.OperationNotPermitted() if (not api_utils.allow_portgroup_mode_properties() and (api_utils.is_path_updated(patch, '/mode') or api_utils.is_path_updated(patch, '/properties'))): raise exception.NotAcceptable() rpc_portgroup = api_utils.get_rpc_portgroup_with_suffix( portgroup_ident) names = api_utils.get_patch_values(patch, '/name') for name in names: if (name and not api_utils.is_valid_logical_name(name)): error_msg = _("Portgroup %(portgroup)s: Cannot change name to" " invalid name '%(name)s'") % {'portgroup': portgroup_ident, 'name': name} raise wsme.exc.ClientSideError( error_msg, status_code=http_client.BAD_REQUEST) portgroup_dict = rpc_portgroup.as_dict() # NOTE: # 1) Remove node_id because it's an internal value and # not present in the API object # 2) Add node_uuid portgroup_dict['node_uuid'] = portgroup_dict.pop('node_id', None) portgroup = Portgroup(**api_utils.apply_jsonpatch(portgroup_dict, patch)) api_utils.handle_patch_port_like_extra_vif(rpc_portgroup, portgroup, patch) # Update only the fields that have changed for field in objects.Portgroup.fields: try: patch_val = getattr(portgroup, field) except AttributeError: # Ignore fields that aren't exposed in the API continue if patch_val == wtypes.Unset: patch_val = None if rpc_portgroup[field] != patch_val: rpc_portgroup[field] = patch_val rpc_node = objects.Node.get_by_id(context, rpc_portgroup.node_id) if (rpc_node.provision_state == ir_states.INSPECTING and api_utils.allow_inspect_wait_state()): msg = _('Cannot update portgroup "%(portgroup)s" on node ' '"%(node)s" while it is in state "%(state)s".') % { 'portgroup': rpc_portgroup.uuid, 'node': rpc_node.uuid, 'state': ir_states.INSPECTING} raise wsme.exc.ClientSideError(msg, status_code=http_client.CONFLICT) notify.emit_start_notification(context, rpc_portgroup, 'update', node_uuid=rpc_node.uuid) with notify.handle_error_notification(context, rpc_portgroup, 'update', node_uuid=rpc_node.uuid): topic = api.request.rpcapi.get_topic_for(rpc_node) new_portgroup = api.request.rpcapi.update_portgroup( context, rpc_portgroup, topic) api_portgroup = Portgroup.convert_with_links(new_portgroup) notify.emit_end_notification(context, new_portgroup, 'update', node_uuid=api_portgroup.node_uuid) return api_portgroup @METRICS.timer('PortgroupsController.delete') @expose.expose(None, types.uuid_or_name, status_code=http_client.NO_CONTENT) def delete(self, portgroup_ident): """Delete a portgroup. :param portgroup_ident: UUID or logical name of a portgroup. """ if not api_utils.allow_portgroups(): raise exception.NotFound() context = api.request.context cdict = context.to_policy_values() policy.authorize('baremetal:portgroup:delete', cdict, cdict) if self.parent_node_ident: raise exception.OperationNotPermitted() rpc_portgroup = api_utils.get_rpc_portgroup_with_suffix( portgroup_ident) rpc_node = objects.Node.get_by_id(api.request.context, rpc_portgroup.node_id) notify.emit_start_notification(context, rpc_portgroup, 'delete', node_uuid=rpc_node.uuid) with notify.handle_error_notification(context, rpc_portgroup, 'delete', node_uuid=rpc_node.uuid): topic = api.request.rpcapi.get_topic_for(rpc_node) api.request.rpcapi.destroy_portgroup(context, rpc_portgroup, topic) notify.emit_end_notification(context, rpc_portgroup, 'delete', node_uuid=rpc_node.uuid)