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authorLorin Hochstein <lorin@isi.edu>2011-05-25 12:07:40 -0400
committerLorin Hochstein <lorin@isi.edu>2011-05-25 12:07:40 -0400
commitf694bc15b921cd4affa5b5b63ed0eb9073516b44 (patch)
tree2fb83aa02a9a076dc6e5e806c8986fb8f1664ab4
parent6365f4141715c6806d40698add59c294613bc063 (diff)
Adding the migrate code to add the new table
-rw-r--r--nova/db/sqlalchemy/migrate_repo/versions/019_add_instance_type_metadata.py68
1 files changed, 68 insertions, 0 deletions
diff --git a/nova/db/sqlalchemy/migrate_repo/versions/019_add_instance_type_metadata.py b/nova/db/sqlalchemy/migrate_repo/versions/019_add_instance_type_metadata.py
new file mode 100644
index 000000000..4ceb8c36d
--- /dev/null
+++ b/nova/db/sqlalchemy/migrate_repo/versions/019_add_instance_type_metadata.py
@@ -0,0 +1,68 @@
+# vim: tabstop=4 shiftwidth=4 softtabstop=4
+
+# Copyright 2011 University of Southern California
+#
+# 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 sqlalchemy import Boolean, Column, DateTime, ForeignKey, Integer
+from sqlalchemy import MetaData, String, Table
+from nova import log as logging
+
+meta = MetaData()
+
+# Just for the ForeignKey and column creation to succeed, these are not the
+# actual definitions of instances or services.
+instance_types = Table('instance_types', meta,
+ Column('id', Integer(), primary_key=True, nullable=False),
+ )
+
+
+
+#
+# New Tables
+#
+
+instance_type_metadata_table = Table('instance_type_metadata', meta,
+ Column('created_at', DateTime(timezone=False)),
+ Column('updated_at', DateTime(timezone=False)),
+ Column('deleted_at', DateTime(timezone=False)),
+ Column('deleted', Boolean(create_constraint=True, name=None)),
+ Column('id', Integer(), primary_key=True, nullable=False),
+ Column('instance_type_id',
+ Integer(),
+ ForeignKey('instance_types.id'),
+ nullable=False),
+ Column('key',
+ String(length=255, convert_unicode=False, assert_unicode=None,
+ unicode_error=None, _warn_on_bytestring=False)),
+ Column('value',
+ String(length=255, convert_unicode=False, assert_unicode=None,
+ unicode_error=None, _warn_on_bytestring=False)))
+
+def upgrade(migrate_engine):
+ # Upgrade operations go here. Don't create your own engine;
+ # bind migrate_engine to your metadata
+ meta.bind = migrate_engine
+ for table in (instance_type_metadata_table, ):
+ try:
+ table.create()
+ except Exception:
+ logging.info(repr(table))
+ logging.exception('Exception while creating table')
+ raise
+
+def downgrade(migrate_engine):
+ # Operations to reverse the above upgrade go here.
+ for table in (instance_type_metadata_table, ):
+ table.drop()
+