diff options
author | DUVAL Thomas <thomas.duval@orange.com> | 2016-06-09 09:11:50 +0200 |
---|---|---|
committer | DUVAL Thomas <thomas.duval@orange.com> | 2016-06-09 09:11:50 +0200 |
commit | 2e7b4f2027a1147ca28301e4f88adf8274b39a1f (patch) | |
tree | 8b8d94001ebe6cc34106cf813b538911a8d66d9a /keystone-moon/keystone/common/sql/migrate_repo/versions/088_domain_specific_roles.py | |
parent | a33bdcb627102a01244630a54cb4b5066b385a6a (diff) |
Update Keystone core to Mitaka.
Change-Id: Ia10d6add16f4a9d25d1f42d420661c46332e69db
Diffstat (limited to 'keystone-moon/keystone/common/sql/migrate_repo/versions/088_domain_specific_roles.py')
-rw-r--r-- | keystone-moon/keystone/common/sql/migrate_repo/versions/088_domain_specific_roles.py | 60 |
1 files changed, 60 insertions, 0 deletions
diff --git a/keystone-moon/keystone/common/sql/migrate_repo/versions/088_domain_specific_roles.py b/keystone-moon/keystone/common/sql/migrate_repo/versions/088_domain_specific_roles.py new file mode 100644 index 00000000..8b792dfa --- /dev/null +++ b/keystone-moon/keystone/common/sql/migrate_repo/versions/088_domain_specific_roles.py @@ -0,0 +1,60 @@ +# 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. + +import migrate +import sqlalchemy as sql + + +_ROLE_NAME_NEW_CONSTRAINT = 'ixu_role_name_domain_id' +_ROLE_TABLE_NAME = 'role' +_ROLE_NAME_COLUMN_NAME = 'name' +_DOMAIN_ID_COLUMN_NAME = 'domain_id' +_NULL_DOMAIN_ID = '<<null>>' + + +def upgrade(migrate_engine): + meta = sql.MetaData() + meta.bind = migrate_engine + + role_table = sql.Table(_ROLE_TABLE_NAME, meta, autoload=True) + domain_id = sql.Column(_DOMAIN_ID_COLUMN_NAME, sql.String(64), + nullable=False, server_default=_NULL_DOMAIN_ID) + + # NOTE(morganfainberg): the `role_name` unique constraint is not + # guaranteed to be a fixed name, such as 'ixu_role_name`, so we need to + # search for the correct constraint that only affects role_table.c.name + # and drop that constraint. + to_drop = None + if migrate_engine.name == 'mysql': + for c in role_table.indexes: + if (c.unique and len(c.columns) == 1 and + _ROLE_NAME_COLUMN_NAME in c.columns): + to_drop = c + break + else: + for c in role_table.constraints: + if len(c.columns) == 1 and _ROLE_NAME_COLUMN_NAME in c.columns: + to_drop = c + break + + if to_drop is not None: + migrate.UniqueConstraint(role_table.c.name, + name=to_drop.name).drop() + + # perform changes after constraint is dropped. + if 'domain_id' not in role_table.columns: + # Only create the column if it doesn't already exist. + role_table.create_column(domain_id) + + migrate.UniqueConstraint(role_table.c.name, + role_table.c.domain_id, + name=_ROLE_NAME_NEW_CONSTRAINT).create() |