keystone/keystone/common/sql/migrate_repo/versions/020_migrate_metadata_table_...

103 lines
3.0 KiB
Python

import json
import uuid
import sqlalchemy as sql
from sqlalchemy import orm
from keystone import config
from keystone import exception
CONF = config.CONF
def upgrade(migrate_engine):
meta = sql.MetaData()
meta.bind = migrate_engine
user_table = sql.Table('user', meta, autoload=True)
role_table = sql.Table('role', meta, autoload=True)
project_table = sql.Table('project', meta, autoload=True)
new_metadata_table = sql.Table('user_project_metadata',
meta,
autoload=True)
old_metadata_table = sql.Table('metadata', meta, autoload=True)
session = sql.orm.sessionmaker(bind=migrate_engine)()
for metadata in session.query(old_metadata_table):
if not config.CONF.member_role_id in metadata.data:
data = json.loads(metadata.data)
data['roles'].append(config.CONF.member_role_id)
else:
data = metadata.data
r = session.query(new_metadata_table).filter_by(
user_id=metadata.user_id,
project_id=metadata.tenant_id).first()
if r is not None:
# roles should be the union of the two role lists
old_roles = data['roles']
new_roles = json.loads(r.data)['roles']
data['roles'] = list(set(old_roles) | set(new_roles))
q = new_metadata_table.update().where(
new_metadata_table.c.user_id == metadata.user_id).where(
new_metadata_table.c.project_id ==
metadata.tenant_id).values(data=json.dumps(data))
else:
q = new_metadata_table.insert().values(
user_id=metadata.user_id,
project_id=metadata.tenant_id,
data=json.dumps(data))
session.execute(q)
session.commit()
old_metadata_table.drop()
def downgrade(migrate_engine):
meta = sql.MetaData()
meta.bind = migrate_engine
user_table = sql.Table('user', meta, autoload=True)
project_table = sql.Table('project', meta, autoload=True)
metadata_table = sql.Table(
'metadata',
meta,
sql.Column(
'user_id',
sql.String(64),
sql.ForeignKey('user.id'),
primary_key=True),
sql.Column(
'tenant_id',
sql.String(64),
primary_key=True),
sql.Column('data',
sql.Text()))
metadata_table.create(migrate_engine, checkfirst=True)
user_project_metadata_table = sql.Table(
'user_project_metadata',
meta,
autoload=True)
metadata_table = sql.Table(
'metadata',
meta,
autoload=True)
session = sql.orm.sessionmaker(bind=migrate_engine)()
for metadata in session.query(user_project_metadata_table):
if 'roles' in metadata:
roles = json.loads(metadata.data)
ins = (metadata_table.insert()
.values(user_id=metadata.user_id,
tenant_id=metadata.project_id))
session.close()