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