import logging import datetime from sqlalchemy import * from sqlalchemy.exc import DatabaseError from sqlalchemy.orm import relation, backref, class_mapper from sqlalchemy.orm.session import Session from rhodecode.lib.dbmigrate.migrate import * from rhodecode.lib.dbmigrate.migrate.changeset import * from rhodecode.model.meta import Base log = logging.getLogger(__name__) def upgrade(migrate_engine): """ Upgrade operations go here. Don't create your own engine; bind migrate_engine to your metadata """ #========================================================================== # Change unique constraints of table `repo_to_perm` #========================================================================== from rhodecode.lib.dbmigrate.schema.db_1_3_0 import UserRepoToPerm tbl = UserRepoToPerm().__table__ new_cons = UniqueConstraint('user_id', 'repository_id', 'permission_id', table=tbl) new_cons.create() old_cons = None if migrate_engine.name in ['mysql']: old_cons = UniqueConstraint('user_id', 'repository_id', table=tbl, name="user_id") elif migrate_engine.name in ['postgresql']: old_cons = UniqueConstraint('user_id', 'repository_id', table=tbl) else: # sqlite doesn't support dropping constraints... print """Please manually drop UniqueConstraint('user_id', 'repository_id')""" if old_cons: try: old_cons.drop() except Exception, e: # we don't care if this fails really... better to pass migration than # leave this in intermidiate state print 'Failed to remove Unique for user_id, repository_id reason %s' % e #========================================================================== # fix uniques of table `user_repo_group_to_perm` #========================================================================== from rhodecode.lib.dbmigrate.schema.db_1_3_0 import UserRepoGroupToPerm tbl = UserRepoGroupToPerm().__table__ new_cons = UniqueConstraint('group_id', 'permission_id', 'user_id', table=tbl) new_cons.create() old_cons = None # fix uniqueConstraints if migrate_engine.name in ['mysql']: #mysql is givinig troubles here... old_cons = UniqueConstraint('group_id', 'permission_id', table=tbl, name="group_id") elif migrate_engine.name in ['postgresql']: old_cons = UniqueConstraint('group_id', 'permission_id', table=tbl, name='group_to_perm_group_id_permission_id_key') else: # sqlite doesn't support dropping constraints... print """Please manually drop UniqueConstraint('group_id', 'permission_id')""" if old_cons: try: old_cons.drop() except Exception, e: # we don't care if this fails really... better to pass migration than # leave this in intermidiate state print 'Failed to remove Unique for user_id, repository_id reason %s' % e return def downgrade(migrate_engine): meta = MetaData() meta.bind = migrate_engine