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OpenStack Study: dns_domain.py

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# Copyright (C) 2014, Red Hat, Inc.

#

# 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 nova import db

from nova.objects import base

from nova.objects import fields

**** CubicPower OpenStack Study ****

class DNSDomain(base.NovaPersistentObject, base.NovaObject):

# Version 1.0: Initial version

VERSION = '1.0'

fields = {

'domain': fields.StringField(),

'scope': fields.StringField(nullable=True),

'availability_zone': fields.StringField(nullable=True),

'project_id': fields.StringField(nullable=True),

}

@staticmethod

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    def _from_db_object(context, vif, db_vif):

        for field in vif.fields:

            vif[field] = db_vif[field]

        vif._context = context

        vif.obj_reset_changes()

        return vif

    @base.remotable_classmethod

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    def get_by_domain(cls, context, domain):

        db_dnsd = db.dnsdomain_get(context, domain)

        if db_dnsd:

            return cls._from_db_object(context, cls(), db_dnsd)

    @base.remotable_classmethod

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    def register_for_zone(cls, context, domain, zone):

        db.dnsdomain_register_for_zone(context, domain, zone)

    @base.remotable_classmethod

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    def register_for_project(cls, context, domain, project):

        db.dnsdomain_register_for_project(context, domain, project)

    @base.remotable_classmethod

**** CubicPower OpenStack Study ****

    def delete_by_domain(cls, context, domain):

        db.dnsdomain_unregister(context, domain)

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class DNSDomainList(base.ObjectListBase, base.NovaObject):

# Version 1.0: Initial version

VERSION = '1.0'

fields = {

'objects': fields.ListOfObjectsField('DNSDomain'),

}

child_versions = {

'1.0': '1.0',

}

@base.remotable_classmethod

**** CubicPower OpenStack Study ****

    def get_all(cls, context):

        db_domains = db.dnsdomain_get_all(context)

        return base.obj_make_list(context, cls(), DNSDomain, db_domains)