"""versioning_passwords

Revision ID: 1b6d7dc5600a

Revises: 3b441ef4e928

Create Date: 2016-01-13 07:57:23.465676

"""

# revision identifiers, used by Alembic.

revision = '1b6d7dc5600a'

down_revision = '3b441ef4e928'

from alembic import op

import sqlalchemy as sa

import sqlalchemy.orm

from pagure.lib import model

def upgrade():

    engine = op.get_bind()

    Session = sqlalchemy.orm.scoped_session(sqlalchemy.orm.sessionmaker())

    Session.configure(bind=engine)

    session = Session()

    for user in session.query(model.User).filter(

            model.User.password != None).all():

        user.password = '$1$%s' % user.password

        session.add(user)

    session.commit()

def downgrade():

    raise ValueError("Password can not be downgraded")