# 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_versionedobjects import base as object_base
from ironic.db import api as db_api
from ironic.objects import base
from ironic.objects import fields as object_fields
from ironic.objects import notification
[docs]
@base.IronicObjectRegistry.register
class DeployTemplate(base.IronicObject, object_base.VersionedObjectDictCompat):
# Version 1.0: Initial version
# Version 1.1: Added 'extra' field
VERSION = '1.1'
dbapi = db_api.get_instance()
fields = {
'id': object_fields.IntegerField(),
'uuid': object_fields.UUIDField(nullable=False),
'name': object_fields.StringField(nullable=False),
'steps': object_fields.ListOfFlexibleDictsField(nullable=False),
'extra': object_fields.FlexibleDictField(nullable=True),
}
# NOTE(mgoddard): 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
[docs]
def create(self, context=None):
"""Create a DeployTemplate 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.: DeployTemplate(context).
:raises: DeployTemplateDuplicateName if a deploy template with the same
name exists.
:raises: DeployTemplateAlreadyExists if a deploy template with the same
UUID exists.
"""
values = self.do_version_changes_for_db()
db_template = self.dbapi.create_deploy_template(values)
self._from_db_object(self._context, self, db_template)
# NOTE(mgoddard): 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
[docs]
def save(self, context=None):
"""Save updates to this DeployTemplate.
Column-wise updates will be made based on the result of
self.what_changed().
: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.: DeployTemplate(context)
:raises: DeployTemplateDuplicateName if a deploy template with the same
name exists.
:raises: DeployTemplateNotFound if the deploy template does not exist.
"""
updates = self.do_version_changes_for_db()
db_template = self.dbapi.update_deploy_template(self.uuid, updates)
self._from_db_object(self._context, self, db_template)
# NOTE(mgoddard): 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
[docs]
def destroy(self):
"""Delete the DeployTemplate 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.: DeployTemplate(context).
:raises: DeployTemplateNotFound if the deploy template no longer
appears in the database.
"""
self.dbapi.destroy_deploy_template(self.id)
self.obj_reset_changes()
# NOTE(mgoddard): 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
[docs]
@classmethod
def get_by_id(cls, context, template_id):
"""Find a deploy template based on its integer ID.
: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.: DeployTemplate(context).
:param template_id: The ID of a deploy template.
:raises: DeployTemplateNotFound if the deploy template no longer
appears in the database.
:returns: a :class:`DeployTemplate` object.
"""
db_template = cls.dbapi.get_deploy_template_by_id(template_id)
template = cls._from_db_object(context, cls(), db_template)
return template
# NOTE(mgoddard): 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
[docs]
@classmethod
def get_by_uuid(cls, context, uuid):
"""Find a deploy template based on its UUID.
: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.: DeployTemplate(context).
:param uuid: The UUID of a deploy template.
:raises: DeployTemplateNotFound if the deploy template no longer
appears in the database.
:returns: a :class:`DeployTemplate` object.
"""
db_template = cls.dbapi.get_deploy_template_by_uuid(uuid)
template = cls._from_db_object(context, cls(), db_template)
return template
# NOTE(mgoddard): 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
[docs]
@classmethod
def get_by_name(cls, context, name):
"""Find a deploy template based on its name.
: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.: DeployTemplate(context).
:param name: The name of a deploy template.
:raises: DeployTemplateNotFound if the deploy template no longer
appears in the database.
:returns: a :class:`DeployTemplate` object.
"""
db_template = cls.dbapi.get_deploy_template_by_name(name)
template = cls._from_db_object(context, cls(), db_template)
return template
# NOTE(mgoddard): 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
[docs]
@classmethod
def list(cls, context, limit=None, marker=None, sort_key=None,
sort_dir=None):
"""Return a list of DeployTemplate objects.
: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.: DeployTemplate(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:`DeployTemplate` objects.
"""
db_templates = cls.dbapi.get_deploy_template_list(
limit=limit, marker=marker, sort_key=sort_key, sort_dir=sort_dir)
return cls._from_db_object_list(context, db_templates)
# NOTE(mgoddard): 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
[docs]
@classmethod
def list_by_names(cls, context, names):
"""Return a list of DeployTemplate objects matching a set of names.
: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.: DeployTemplate(context).
:param names: a list of names to filter by.
:returns: a list of :class:`DeployTemplate` objects.
"""
db_templates = cls.dbapi.get_deploy_template_list_by_names(names)
return cls._from_db_object_list(context, db_templates)
[docs]
def refresh(self, context=None):
"""Loads updates for this deploy template.
Loads a deploy template with the same uuid from the database and
checks for updated attributes. Updates are applied from
the loaded template column by column, if there are any updates.
: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.: Port(context)
:raises: DeployTemplateNotFound if the deploy template no longer
appears in the database.
"""
current = self.get_by_uuid(self._context, uuid=self.uuid)
self.obj_refresh(current)
self.obj_reset_changes()
[docs]
@base.IronicObjectRegistry.register
class DeployTemplateCRUDNotification(notification.NotificationBase):
"""Notification emitted on deploy template API operations."""
# Version 1.0: Initial version
VERSION = '1.0'
fields = {
'payload': object_fields.ObjectField('DeployTemplateCRUDPayload')
}
[docs]
@base.IronicObjectRegistry.register
class DeployTemplateCRUDPayload(notification.NotificationPayloadBase):
# Version 1.0: Initial version
VERSION = '1.0'
SCHEMA = {
'created_at': ('deploy_template', 'created_at'),
'extra': ('deploy_template', 'extra'),
'name': ('deploy_template', 'name'),
'steps': ('deploy_template', 'steps'),
'updated_at': ('deploy_template', 'updated_at'),
'uuid': ('deploy_template', 'uuid')
}
fields = {
'created_at': object_fields.DateTimeField(nullable=True),
'extra': object_fields.FlexibleDictField(nullable=True),
'name': object_fields.StringField(nullable=False),
'steps': object_fields.ListOfFlexibleDictsField(nullable=False),
'updated_at': object_fields.DateTimeField(nullable=True),
'uuid': object_fields.UUIDField()
}
def __init__(self, deploy_template, **kwargs):
super(DeployTemplateCRUDPayload, self).__init__(**kwargs)
self.populate_schema(deploy_template=deploy_template)
