keystone.common.sql.expand_repo.versions.036_expand_rename_application_credential_restriction_column

Source code for keystone.common.sql.expand_repo.versions.036_expand_rename_application_credential_restriction_column

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import sqlalchemy as sql


[docs]def upgrade(migrate_engine): meta = sql.MetaData() meta.bind = migrate_engine table = sql.Table( 'application_credential', meta, autoload=True ) # MySQL and PostgreSQL can handle a column rename. # Only Sqlite is special. Since Sqlite can't support an online upgrade # anyway, just brute-force the migration by copying the table. if migrate_engine.name == 'sqlite': old_table = table args = [] for column in old_table.columns: if column.name != 'allow_application_credential_creation': args.append(column.copy()) unrestricted = sql.Column('unrestricted', sql.Boolean) args.append(unrestricted) constraint = sql.UniqueConstraint('user_id', 'name', name='duplicate_app_cred_constraint') args.append(constraint) new_table = sql.Table('application_credential_temp', old_table.metadata, *args) new_table.create(migrate_engine, checkfirst=True) else: unrestricted = sql.Column('unrestricted', sql.Boolean()) table.create_column(unrestricted)
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