295 lines
13 KiB
Python
295 lines
13 KiB
Python
# coding=utf-8
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#
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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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from oslo_utils import strutils
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from oslo_utils import uuidutils
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from oslo_versionedobjects import base as object_base
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from ironic.common import exception
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from ironic.common import utils
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from ironic.db import api as dbapi
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from ironic.objects import base
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from ironic.objects import fields as object_fields
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@base.IronicObjectRegistry.register
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class Port(base.IronicObject, object_base.VersionedObjectDictCompat):
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# Version 1.0: Initial version
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# Version 1.1: Add get() and get_by_id() and get_by_address() and
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# make get_by_uuid() only work with a uuid
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# Version 1.2: Add create() and destroy()
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# Version 1.3: Add list()
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# Version 1.4: Add list_by_node_id()
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# Version 1.5: Add list_by_portgroup_id() and new fields
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# local_link_connection, portgroup_id and pxe_enabled
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VERSION = '1.5'
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dbapi = dbapi.get_instance()
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fields = {
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'id': object_fields.IntegerField(),
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'uuid': object_fields.UUIDField(nullable=True),
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'node_id': object_fields.IntegerField(nullable=True),
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'address': object_fields.MACAddressField(nullable=True),
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'extra': object_fields.FlexibleDictField(nullable=True),
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'local_link_connection': object_fields.FlexibleDictField(
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nullable=True),
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'portgroup_id': object_fields.IntegerField(nullable=True),
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'pxe_enabled': object_fields.BooleanField()
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}
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@staticmethod
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def _from_db_object_list(db_objects, cls, context):
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"""Converts a list of database entities to a list of formal objects."""
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return [Port._from_db_object(cls(context), obj) for obj in db_objects]
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# NOTE(xek): We don't want to enable RPC on this call just yet. Remotable
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# methods can be used in the future to replace current explicit RPC calls.
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# Implications of calling new remote procedures should be thought through.
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# @object_base.remotable_classmethod
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@classmethod
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def get(cls, context, port_id):
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"""Find a port.
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Find a port based on its id or uuid or MAC address and return a Port
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object.
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:param port_id: the id *or* uuid *or* MAC address of a port.
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:returns: a :class:`Port` object.
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:raises: InvalidIdentity
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"""
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if strutils.is_int_like(port_id):
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return cls.get_by_id(context, port_id)
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elif uuidutils.is_uuid_like(port_id):
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return cls.get_by_uuid(context, port_id)
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elif utils.is_valid_mac(port_id):
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return cls.get_by_address(context, port_id)
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else:
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raise exception.InvalidIdentity(identity=port_id)
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# NOTE(xek): We don't want to enable RPC on this call just yet. Remotable
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# methods can be used in the future to replace current explicit RPC calls.
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# Implications of calling new remote procedures should be thought through.
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# @object_base.remotable_classmethod
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@classmethod
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def get_by_id(cls, context, port_id):
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"""Find a port based on its integer id and return a Port object.
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:param port_id: the id of a port.
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:returns: a :class:`Port` object.
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:raises: PortNotFound
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"""
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db_port = cls.dbapi.get_port_by_id(port_id)
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port = Port._from_db_object(cls(context), db_port)
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return port
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# NOTE(xek): We don't want to enable RPC on this call just yet. Remotable
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# methods can be used in the future to replace current explicit RPC calls.
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# Implications of calling new remote procedures should be thought through.
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# @object_base.remotable_classmethod
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@classmethod
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def get_by_uuid(cls, context, uuid):
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"""Find a port based on uuid and return a :class:`Port` object.
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:param uuid: the uuid of a port.
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:param context: Security context
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:returns: a :class:`Port` object.
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:raises: PortNotFound
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"""
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db_port = cls.dbapi.get_port_by_uuid(uuid)
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port = Port._from_db_object(cls(context), db_port)
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return port
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# NOTE(xek): We don't want to enable RPC on this call just yet. Remotable
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# methods can be used in the future to replace current explicit RPC calls.
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# Implications of calling new remote procedures should be thought through.
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# @object_base.remotable_classmethod
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@classmethod
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def get_by_address(cls, context, address):
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"""Find a port based on address and return a :class:`Port` object.
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:param address: the address of a port.
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:param context: Security context
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:returns: a :class:`Port` object.
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:raises: PortNotFound
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"""
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db_port = cls.dbapi.get_port_by_address(address)
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port = Port._from_db_object(cls(context), db_port)
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return port
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# NOTE(xek): We don't want to enable RPC on this call just yet. Remotable
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# methods can be used in the future to replace current explicit RPC calls.
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# Implications of calling new remote procedures should be thought through.
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# @object_base.remotable_classmethod
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@classmethod
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def list(cls, context, limit=None, marker=None,
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sort_key=None, sort_dir=None):
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"""Return a list of Port objects.
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:param context: Security context.
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:param limit: maximum number of resources to return in a single result.
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:param marker: pagination marker for large data sets.
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:param sort_key: column to sort results by.
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:param sort_dir: direction to sort. "asc" or "desc".
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:returns: a list of :class:`Port` object.
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:raises: InvalidParameterValue
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"""
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db_ports = cls.dbapi.get_port_list(limit=limit,
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marker=marker,
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sort_key=sort_key,
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sort_dir=sort_dir)
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return Port._from_db_object_list(db_ports, cls, context)
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# NOTE(xek): We don't want to enable RPC on this call just yet. Remotable
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# methods can be used in the future to replace current explicit RPC calls.
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# Implications of calling new remote procedures should be thought through.
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# @object_base.remotable_classmethod
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@classmethod
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def list_by_node_id(cls, context, node_id, limit=None, marker=None,
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sort_key=None, sort_dir=None):
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"""Return a list of Port objects associated with a given node ID.
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:param context: Security context.
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:param node_id: the ID of the node.
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:param limit: maximum number of resources to return in a single result.
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:param marker: pagination marker for large data sets.
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:param sort_key: column to sort results by.
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:param sort_dir: direction to sort. "asc" or "desc".
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:returns: a list of :class:`Port` object.
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"""
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db_ports = cls.dbapi.get_ports_by_node_id(node_id, limit=limit,
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marker=marker,
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sort_key=sort_key,
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sort_dir=sort_dir)
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return Port._from_db_object_list(db_ports, cls, context)
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# NOTE(xek): We don't want to enable RPC on this call just yet. Remotable
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# methods can be used in the future to replace current explicit RPC calls.
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# Implications of calling new remote procedures should be thought through.
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# @object_base.remotable_classmethod
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@classmethod
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def list_by_portgroup_id(cls, context, portgroup_id, limit=None,
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marker=None, sort_key=None, sort_dir=None):
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"""Return a list of Port objects associated with a given portgroup ID.
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:param context: Security context.
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:param portgroup_id: the ID of the portgroup.
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:param limit: maximum number of resources to return in a single result.
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:param marker: pagination marker for large data sets.
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:param sort_key: column to sort results by.
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:param sort_dir: direction to sort. "asc" or "desc".
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:returns: a list of :class:`Port` object.
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"""
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db_ports = cls.dbapi.get_ports_by_portgroup_id(portgroup_id,
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limit=limit,
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marker=marker,
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sort_key=sort_key,
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sort_dir=sort_dir)
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return Port._from_db_object_list(db_ports, cls, context)
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# NOTE(xek): We don't want to enable RPC on this call just yet. Remotable
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# methods can be used in the future to replace current explicit RPC calls.
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# Implications of calling new remote procedures should be thought through.
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# @object_base.remotable
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def create(self, context=None):
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"""Create a Port record in the DB.
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:param context: Security context. NOTE: This should only
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be used internally by the indirection_api.
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Unfortunately, RPC requires context as the first
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argument, even though we don't use it.
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A context should be set when instantiating the
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object, e.g.: Port(context)
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:raises: MACAlreadyExists if 'address' column is not unique
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:raises: PortAlreadyExists if 'uuid' column is not unique
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"""
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values = self.obj_get_changes()
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db_port = self.dbapi.create_port(values)
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self._from_db_object(self, db_port)
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# NOTE(xek): We don't want to enable RPC on this call just yet. Remotable
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# methods can be used in the future to replace current explicit RPC calls.
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# Implications of calling new remote procedures should be thought through.
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# @object_base.remotable
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def destroy(self, context=None):
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"""Delete the Port from the DB.
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:param context: Security context. NOTE: This should only
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be used internally by the indirection_api.
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Unfortunately, RPC requires context as the first
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argument, even though we don't use it.
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A context should be set when instantiating the
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object, e.g.: Port(context)
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:raises: PortNotFound
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"""
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self.dbapi.destroy_port(self.uuid)
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self.obj_reset_changes()
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# NOTE(xek): We don't want to enable RPC on this call just yet. Remotable
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# methods can be used in the future to replace current explicit RPC calls.
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# Implications of calling new remote procedures should be thought through.
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# @object_base.remotable
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def save(self, context=None):
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"""Save updates to this Port.
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Updates will be made column by column based on the result
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of self.what_changed().
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:param context: Security context. NOTE: This should only
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be used internally by the indirection_api.
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Unfortunately, RPC requires context as the first
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argument, even though we don't use it.
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A context should be set when instantiating the
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object, e.g.: Port(context)
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:raises: PortNotFound
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:raises: MACAlreadyExists if 'address' column is not unique
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"""
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updates = self.obj_get_changes()
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updated_port = self.dbapi.update_port(self.uuid, updates)
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self._from_db_object(self, updated_port)
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# NOTE(xek): We don't want to enable RPC on this call just yet. Remotable
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# methods can be used in the future to replace current explicit RPC calls.
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# Implications of calling new remote procedures should be thought through.
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# @object_base.remotable
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def refresh(self, context=None):
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"""Loads updates for this Port.
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Loads a port with the same uuid from the database and
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checks for updated attributes. Updates are applied from
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the loaded port column by column, if there are any updates.
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:param context: Security context. NOTE: This should only
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be used internally by the indirection_api.
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Unfortunately, RPC requires context as the first
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argument, even though we don't use it.
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A context should be set when instantiating the
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object, e.g.: Port(context)
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:raises: PortNotFound
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"""
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current = self.__class__.get_by_uuid(self._context, uuid=self.uuid)
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self.obj_refresh(current)
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