| 1 | # GNU MediaGoblin -- federated, autonomous media hosting |
| 2 | # Copyright (C) 2011, 2012 MediaGoblin contributors. See AUTHORS. |
| 3 | # |
| 4 | # This program is free software: you can redistribute it and/or modify |
| 5 | # it under the terms of the GNU Affero General Public License as published by |
| 6 | # the Free Software Foundation, either version 3 of the License, or |
| 7 | # (at your option) any later version. |
| 8 | # |
| 9 | # This program is distributed in the hope that it will be useful, |
| 10 | # but WITHOUT ANY WARRANTY; without even the implied warranty of |
| 11 | # MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the |
| 12 | # GNU Affero General Public License for more details. |
| 13 | # |
| 14 | # You should have received a copy of the GNU Affero General Public License |
| 15 | # along with this program. If not, see <http://www.gnu.org/licenses/>. |
| 16 | |
| 17 | import sys |
| 18 | |
| 19 | from mediagoblin.db.mongo import util as db_util |
| 20 | from mediagoblin.db.mongo.open import setup_connection_and_db_from_config |
| 21 | from mediagoblin.init import setup_global_and_app_config |
| 22 | |
| 23 | # This MUST be imported so as to set up the appropriate migrations! |
| 24 | from mediagoblin.db.mongo import migrations |
| 25 | |
| 26 | |
| 27 | def migrate_parser_setup(subparser): |
| 28 | pass |
| 29 | |
| 30 | |
| 31 | def _print_started_migration(migration_number, migration_func): |
| 32 | sys.stdout.write( |
| 33 | "Running migration %s, '%s'... " % ( |
| 34 | migration_number, migration_func.func_name)) |
| 35 | sys.stdout.flush() |
| 36 | |
| 37 | |
| 38 | def _print_finished_migration(migration_number, migration_func): |
| 39 | sys.stdout.write("done.\n") |
| 40 | sys.stdout.flush() |
| 41 | |
| 42 | |
| 43 | def migrate(args): |
| 44 | run_migrate(args.conf_file) |
| 45 | |
| 46 | |
| 47 | def run_migrate(conf_file): |
| 48 | global_config, app_config = setup_global_and_app_config(conf_file) |
| 49 | |
| 50 | connection, db = setup_connection_and_db_from_config( |
| 51 | app_config, use_pymongo=True) |
| 52 | migration_manager = db_util.MigrationManager(db) |
| 53 | |
| 54 | # Clear old indexes |
| 55 | print "== Clearing old indexes... ==" |
| 56 | removed_indexes = db_util.remove_deprecated_indexes(db) |
| 57 | |
| 58 | for collection, index_name in removed_indexes: |
| 59 | print "Removed index '%s' in collection '%s'" % ( |
| 60 | index_name, collection) |
| 61 | |
| 62 | # Migrate |
| 63 | print "\n== Applying migrations... ==" |
| 64 | migration_manager.migrate_new( |
| 65 | pre_callback=_print_started_migration, |
| 66 | post_callback=_print_finished_migration) |
| 67 | |
| 68 | # Add new indexes |
| 69 | print "\n== Adding new indexes... ==" |
| 70 | new_indexes = db_util.add_new_indexes(db) |
| 71 | |
| 72 | for collection, index_name in new_indexes: |
| 73 | print "Added index '%s' to collection '%s'" % ( |
| 74 | index_name, collection) |