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Viewing changes to nova/db/sqlalchemy/migrate_repo/versions/042_add_volume_types_and_extradata.py

  • Committer: Package Import Robot
  • Author(s): Chuck Short
  • Date: 2012-05-24 13:12:53 UTC
  • mfrom: (1.1.55)
  • Revision ID: package-import@ubuntu.com-20120524131253-ommql08fg1en06ut
Tags: 2012.2~f1-0ubuntu1
https://launchpad.net/bugs/907197
* New upstream release.
* Prepare for quantal:
  - Dropped debian/patches/upstream/0006-Use-project_id-in-ec2.cloud._format_image.patch
  - Dropped debian/patches/upstream/0005-Populate-image-properties-with-project_id-again.patch
  - Dropped debian/patches/upstream/0004-Fixed-bug-962840-added-a-test-case.patch
  - Dropped debian/patches/upstream/0003-Allow-unprivileged-RADOS-users-to-access-rbd-volumes.patch
  - Dropped debian/patches/upstream/0002-Stop-libvirt-test-from-deleting-instances-dir.patch
  - Dropped debian/patches/upstream/0001-fix-bug-where-nova-ignores-glance-host-in-imageref.patch 
  - Dropped debian/patches/0001-fix-useexisting-deprecation-warnings.patch
* debian/control: Add python-keystone as a dependency. (LP: #907197)
* debian/patches/kombu_tests_timeout.patch: Refreshed.
* debian/nova.conf, debian/nova-common.postinst: Convert to new ini
  file configuration
* debian/patches/nova-manage_flagfile_location.patch: Refreshed

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nova/db/sqlalchemy/migrate_repo/versions/042_add_volume_types_and_extradata.py
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# vim: tabstop=4 shiftwidth=4 softtabstop=4
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# Copyright (c) 2011 Zadara Storage Inc.
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# Copyright (c) 2011 OpenStack LLC.
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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 sqlalchemy import Column, DateTime, Integer, MetaData, String, Table
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from sqlalchemy import Boolean, ForeignKey
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from nova import log as logging
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LOG = logging.getLogger(__name__)
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def upgrade(migrate_engine):
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    meta = MetaData()
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    meta.bind = migrate_engine
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    volumes = Table('volumes', meta, autoload=True)
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    #
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    # New Tables
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    #
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    volume_types = Table('volume_types', meta,
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           Column('created_at', DateTime(timezone=False)),
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           Column('updated_at', DateTime(timezone=False)),
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           Column('deleted_at', DateTime(timezone=False)),
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           Column('deleted', Boolean(create_constraint=True, name=None)),
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           Column('id', Integer(), primary_key=True, nullable=False),
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           Column('name',
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                  String(length=255, convert_unicode=False,
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                         assert_unicode=None,
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                         unicode_error=None, _warn_on_bytestring=False),
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                  unique=True))
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    volume_type_extra_specs_table = Table('volume_type_extra_specs', meta,
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            Column('created_at', DateTime(timezone=False)),
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            Column('updated_at', DateTime(timezone=False)),
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            Column('deleted_at', DateTime(timezone=False)),
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            Column('deleted', Boolean(create_constraint=True, name=None)),
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            Column('id', Integer(), primary_key=True, nullable=False),
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            Column('volume_type_id',
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                   Integer(),
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                   ForeignKey('volume_types.id'),
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                   nullable=False),
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            Column('key',
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                   String(length=255, convert_unicode=False,
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                          assert_unicode=None,
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                          unicode_error=None, _warn_on_bytestring=False)),
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            Column('value',
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                   String(length=255, convert_unicode=False,
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                          assert_unicode=None,
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                          unicode_error=None, _warn_on_bytestring=False)))
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    volume_metadata_table = Table('volume_metadata', meta,
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            Column('created_at', DateTime(timezone=False)),
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            Column('updated_at', DateTime(timezone=False)),
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            Column('deleted_at', DateTime(timezone=False)),
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            Column('deleted', Boolean(create_constraint=True, name=None)),
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            Column('id', Integer(), primary_key=True, nullable=False),
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            Column('volume_id',
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                   Integer(),
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                   ForeignKey('volumes.id'),
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                   nullable=False),
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            Column('key',
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                   String(length=255, convert_unicode=False,
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                          assert_unicode=None,
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                          unicode_error=None, _warn_on_bytestring=False)),
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            Column('value',
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                   String(length=255, convert_unicode=False,
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                          assert_unicode=None,
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                          unicode_error=None, _warn_on_bytestring=False)))
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    new_tables = (volume_types,
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                  volume_type_extra_specs_table,
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                  volume_metadata_table)
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    for table in new_tables:
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        try:
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            table.create()
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        except Exception:
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            LOG.info(repr(table))
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            LOG.exception('Exception while creating table')
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            raise
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    #
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    # New Columns
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    #
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    volume_type_id = Column('volume_type_id', Integer(), nullable=True)
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    volumes.create_column(volume_type_id)
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def downgrade(migrate_engine):
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    meta = MetaData()
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    meta.bind = migrate_engine
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    volumes = Table('volumes', meta, autoload=True)
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    volumes.drop_column('volume_type_id')
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    volume_types = Table('volume_types', meta, autoload=True)
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    volume_type_extra_specs_table = Table('volume_type_extra_specs',
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                                          meta,
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                                          autoload=True)
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    volume_metadata_table = Table('volume_metadata', meta, autoload=True)
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    # table order matters, don't change
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    for table in (volume_type_extra_specs_table,
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                  volume_types,
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                  volume_metadata_table):
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        table.drop()