** Changed in: neutron
Status: In Progress => Invalid
--
You received this bug notification because you are a member of Yahoo!
Engineering Team, which is subscribed to neutron.
https://bugs.launchpad.net/bugs/1363332
Title:
Database migration downgrade to havana fails
Status in OpenStack Neutron (virtual network service):
Invalid
Bug description:
The first migration script after havana (e197124d4b9) has a bad
downgrade.
INFO [alembic.migration] Running downgrade e197124d4b9 -> havana, add unique
constraint to members
Traceback (most recent call last):
File "/home/henry/Dev/neutron/.tox/py27/bin/neutron-db-manage", line 10, in
<module>
sys.exit(main())
File "/home/henry/Dev/neutron/neutron/db/migration/cli.py", line 175, in
main
CONF.command.func(config, CONF.command.name)
File "/home/henry/Dev/neutron/neutron/db/migration/cli.py", line 85, in
do_upgrade_downgrade
do_alembic_command(config, cmd, revision, sql=CONF.command.sql)
File "/home/henry/Dev/neutron/neutron/db/migration/cli.py", line 63, in
do_alembic_command
getattr(alembic_command, cmd)(config, *args, **kwargs)
File
"/home/henry/Dev/neutron/.tox/py27/local/lib/python2.7/site-packages/alembic/command.py",
line 151, in downgrade
script.run_env()
File
"/home/henry/Dev/neutron/.tox/py27/local/lib/python2.7/site-packages/alembic/script.py",
line 203, in run_env
util.load_python_file(self.dir, 'env.py')
File
"/home/henry/Dev/neutron/.tox/py27/local/lib/python2.7/site-packages/alembic/util.py",
line 215, in load_python_file
module = load_module_py(module_id, path)
File
"/home/henry/Dev/neutron/.tox/py27/local/lib/python2.7/site-packages/alembic/compat.py",
line 58, in load_module_py
mod = imp.load_source(module_id, path, fp)
File
"/home/henry/Dev/neutron/neutron/db/migration/alembic_migrations/env.py", line
120, in <module>
run_migrations_online()
File
"/home/henry/Dev/neutron/neutron/db/migration/alembic_migrations/env.py", line
108, in run_migrations_online
options=build_options())
File "<string>", line 7, in run_migrations
File
"/home/henry/Dev/neutron/.tox/py27/local/lib/python2.7/site-packages/alembic/environment.py",
line 689, in run_migrations
self.get_context().run_migrations(**kw)
File
"/home/henry/Dev/neutron/.tox/py27/local/lib/python2.7/site-packages/alembic/migration.py",
line 263, in run_migrations
change(**kw)
File
"/home/henry/Dev/neutron/neutron/db/migration/alembic_migrations/versions/e197124d4b9_add_unique_constrain.py",
line 62, in downgrade
type_='unique'
File "<string>", line 7, in drop_constraint
File "<string>", line 1, in <lambda>
File
"/home/henry/Dev/neutron/.tox/py27/local/lib/python2.7/site-packages/alembic/util.py",
line 332, in go
return fn(*arg, **kw)
File
"/home/henry/Dev/neutron/.tox/py27/local/lib/python2.7/site-packages/alembic/operations.py",
line 841, in drop_constraint
self.impl.drop_constraint(const)
File
"/home/henry/Dev/neutron/.tox/py27/local/lib/python2.7/site-packages/alembic/ddl/impl.py",
line 138, in drop_constraint
self._exec(schema.DropConstraint(const))
File
"/home/henry/Dev/neutron/.tox/py27/local/lib/python2.7/site-packages/alembic/ddl/impl.py",
line 76, in _exec
conn.execute(construct, *multiparams, **params)
File
"/home/henry/Dev/neutron/.tox/py27/local/lib/python2.7/site-packages/sqlalchemy/engine/base.py",
line 729, in execute
return meth(self, multiparams, params)
File
"/home/henry/Dev/neutron/.tox/py27/local/lib/python2.7/site-packages/sqlalchemy/sql/ddl.py",
line 69, in _execute_on_connection
return connection._execute_ddl(self, multiparams, params)
File
"/home/henry/Dev/neutron/.tox/py27/local/lib/python2.7/site-packages/sqlalchemy/engine/base.py",
line 783, in _execute_ddl
compiled
File
"/home/henry/Dev/neutron/.tox/py27/local/lib/python2.7/site-packages/sqlalchemy/engine/base.py",
line 958, in _execute_context
context)
File
"/home/henry/Dev/neutron/.tox/py27/local/lib/python2.7/site-packages/sqlalchemy/engine/base.py",
line 1156, in _handle_dbapi_exception
util.raise_from_cause(newraise, exc_info)
File
"/home/henry/Dev/neutron/.tox/py27/local/lib/python2.7/site-packages/sqlalchemy/util/compat.py",
line 199, in raise_from_cause
reraise(type(exception), exception, tb=exc_tb)
File
"/home/henry/Dev/neutron/.tox/py27/local/lib/python2.7/site-packages/sqlalchemy/engine/base.py",
line 951, in _execute_context
context)
File
"/home/henry/Dev/neutron/.tox/py27/local/lib/python2.7/site-packages/sqlalchemy/engine/default.py",
line 436, in do_execute
cursor.execute(statement, parameters)
File
"/home/henry/Dev/neutron/.tox/py27/local/lib/python2.7/site-packages/MySQLdb/cursors.py",
line 205, in execute
self.errorhandler(self, exc, value)
File
"/home/henry/Dev/neutron/.tox/py27/local/lib/python2.7/site-packages/MySQLdb/connections.py",
line 36, in defaulterrorhandler
raise errorclass, errorvalue
sqlalchemy.exc.OperationalError: (OperationalError) (1553, "Cannot drop index
'uniq_member0pool_id0address0port': needed in a foreign key constraint") 'ALTER
TABLE members DROP INDEX uniq_member0pool_id0address0port' ()
To manage notifications about this bug go to:
https://bugs.launchpad.net/neutron/+bug/1363332/+subscriptions
--
Mailing list: https://launchpad.net/~yahoo-eng-team
Post to : [email protected]
Unsubscribe : https://launchpad.net/~yahoo-eng-team
More help : https://help.launchpad.net/ListHelp
