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# 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.
from oslo_utils import strutils
from oslo_utils import uuidutils
from oslo_versionedobjects import base as object_base
from ironic.common import exception
from ironic.db import api as dbapi
from ironic.objects import base
from ironic.objects import fields as object_fields
@base.IronicObjectRegistry.register
class NodeHistory(base.IronicObject, object_base.VersionedObjectDictCompat):
# Version 1.0: Initial version
VERSION = '1.0'
dbapi = dbapi.get_instance()
fields = {
'id': object_fields.IntegerField(),
'uuid': object_fields.UUIDField(nullable=True),
'conductor': object_fields.StringField(nullable=True),
'event': object_fields.StringField(nullable=True),
'user': object_fields.StringField(nullable=True),
'node_id': object_fields.IntegerField(nullable=True),
'event_type': object_fields.StringField(nullable=True),
'severity': object_fields.StringField(nullable=True),
}
# NOTE(xek): We don't want to enable RPC on this call just yet. Remotable
# methods can be used in the future to replace current explicit RPC calls.
# Implications of calling new remote procedures should be thought through.
# @object_base.remotable_classmethod
@classmethod
def get(cls, context, history_ident):
"""Get a history based on its id or uuid.
:param history_ident: The id or uuid of a history.
:param context: Security context
:returns: A :class:`NodeHistory` object.
:raises: InvalidIdentity
"""
if strutils.is_int_like(history_ident):
return cls.get_by_id(context, history_ident)
elif uuidutils.is_uuid_like(history_ident):
return cls.get_by_uuid(context, history_ident)
else:
raise exception.InvalidIdentity(identity=history_ident)
# NOTE(xek): We don't want to enable RPC on this call just yet. Remotable
# methods can be used in the future to replace current explicit RPC calls.
# Implications of calling new remote procedures should be thought through.
# @object_base.remotable_classmethod
@classmethod
def get_by_id(cls, context, history_id):
"""Get a NodeHistory object by its integer ID.
:param cls: the :class:`NodeHistory`
:param context: Security context
:param history_id: The ID of a history.
:returns: A :class:`NodeHistory` object.
:raises: NodeHistoryNotFound
"""
db_history = cls.dbapi.get_node_history_by_id(history_id)
history = cls._from_db_object(context, cls(), db_history)
return history
# NOTE(xek): We don't want to enable RPC on this call just yet. Remotable
# methods can be used in the future to replace current explicit RPC calls.
# Implications of calling new remote procedures should be thought through.
# @object_base.remotable_classmethod
@classmethod
def get_by_uuid(cls, context, uuid):
"""Get a NodeHistory object by its UUID.
:param cls: the :class:`NodeHistory`
:param context: Security context
:param uuid: The UUID of a NodeHistory.
:returns: A :class:`NodeHistory` object.
:raises: NodeHistoryNotFound
"""
db_history = cls.dbapi.get_node_history_by_uuid(uuid)
history = cls._from_db_object(context, cls(), db_history)
return history
# NOTE(xek): We don't want to enable RPC on this call just yet. Remotable
# methods can be used in the future to replace current explicit RPC calls.
# Implications of calling new remote procedures should be thought through.
# @object_base.remotable_classmethod
@classmethod
def list(cls, context, limit=None, marker=None, sort_key=None,
sort_dir=None):
"""Return a list of NodeHistory objects.
:param cls: the :class:`NodeHistory`
:param context: Security context.
:param limit: Maximum number of resources to return in a single result.
:param marker: Pagination marker for large data sets.
:param sort_key: Column to sort results by.
:param sort_dir: Direction to sort. "asc" or "desc".
:returns: A list of :class:`NodeHistory` object.
:raises: InvalidParameterValue
"""
db_histories = cls.dbapi.get_node_history_list(limit=limit,
marker=marker,
sort_key=sort_key,
sort_dir=sort_dir)
return cls._from_db_object_list(context, db_histories)
# NOTE(xek): We don't want to enable RPC on this call just yet. Remotable
# methods can be used in the future to replace current explicit RPC calls.
# Implications of calling new remote procedures should be thought through.
# @object_base.remotable_classmethod
@classmethod
def list_by_node_id(cls, context, node_id, limit=None, marker=None,
sort_key=None, sort_dir=None):
"""Return a list of NodeHistory objects belongs to a given node ID.
:param cls: the :class:`NodeHistory`
:param context: Security context.
:param node_id: The ID of the node.
:param limit: Maximum number of resources to return in a single result.
:param marker: Pagination marker for large data sets.
:param sort_key: Column to sort results by.
:param sort_dir: Direction to sort. "asc" or "desc".
:returns: A list of :class:`NodeHistory` object.
:raises: InvalidParameterValue
"""
db_histories = cls.dbapi.get_node_history_by_node_id(
node_id, limit=limit, marker=marker, sort_key=sort_key,
sort_dir=sort_dir)
return cls._from_db_object_list(context, db_histories)
# NOTE(xek): We don't want to enable RPC on this call just yet. Remotable
# methods can be used in the future to replace current explicit RPC calls.
# Implications of calling new remote procedures should be thought through.
# @object_base.remotable
def create(self, context=None):
"""Create a NodeHistory record in the DB.
:param context: Security context. NOTE: This should only
be used internally by the indirection_api.
Unfortunately, RPC requires context as the first
argument, even though we don't use it.
A context should be set when instantiating the
object, e.g.: NodeHistory(context)
"""
values = self.do_version_changes_for_db()
db_history = self.dbapi.create_node_history(values)
self._from_db_object(self._context, self, db_history)
# NOTE(xek): We don't want to enable RPC on this call just yet. Remotable
# methods can be used in the future to replace current explicit RPC calls.
# Implications of calling new remote procedures should be thought through.
# @object_base.remotable
def destroy(self, context=None):
"""Delete the NodeHistory from the DB.
:param context: Security context. NOTE: This should only
be used internally by the indirection_api.
Unfortunately, RPC requires context as the first
argument, even though we don't use it.
A context should be set when instantiating the
object, e.g.: NodeHistory(context)
:raises: NodeHistoryNotFound
"""
self.dbapi.destroy_node_history_by_uuid(self.uuid)
self.obj_reset_changes()
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