70 lines
2.4 KiB
Python
70 lines
2.4 KiB
Python
# GNU MediaGoblin -- federated, autonomous media hosting
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# Copyright (C) 2011 Free Software Foundation, Inc
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#
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# This program is free software: you can redistribute it and/or modify
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# it under the terms of the GNU Affero General Public License as published by
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# the Free Software Foundation, either version 3 of the License, or
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# (at your option) any later version.
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#
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# This program is distributed in the hope that it will be useful,
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# but WITHOUT ANY WARRANTY; without even the implied warranty of
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# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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# GNU Affero General Public License for more details.
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#
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# You should have received a copy of the GNU Affero General Public License
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# along with this program. If not, see <http://www.gnu.org/licenses/>.
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import sys
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from mediagoblin.db import migrations
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from mediagoblin.db import util as db_util
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from mediagoblin.db.open import setup_connection_and_db_from_config
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from mediagoblin.init.config import read_mediagoblin_config
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def migrate_parser_setup(subparser):
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subparser.add_argument(
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'-cf', '--conf_file', default='mediagoblin.ini',
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help="Config file used to set up environment")
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def _print_started_migration(migration_number, migration_func):
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sys.stdout.write(
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"Running migration %s, '%s'... " % (
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migration_number, migration_func.func_name))
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sys.stdout.flush()
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def _print_finished_migration(migration_number, migration_func):
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sys.stdout.write("done.\n")
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sys.stdout.flush()
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def migrate(args):
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config, validation_result = read_mediagoblin_config(args.conf_file)
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connection, db = setup_connection_and_db_from_config(
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config['mediagoblin'], use_pymongo=True)
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migration_manager = db_util.MigrationManager(db)
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# Clear old indexes
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print "== Clearing old indexes... =="
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removed_indexes = db_util.remove_deprecated_indexes(db)
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for collection, index_name in removed_indexes:
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print "Removed index '%s' in collection '%s'" % (
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index_name, collection)
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# Migrate
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print "\n== Applying migrations... =="
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migration_manager.migrate_new(
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pre_callback=_print_started_migration,
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post_callback=_print_finished_migration)
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# Add new indexes
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print "\n== Adding new indexes... =="
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new_indexes = db_util.add_new_indexes(db)
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for collection, index_name in new_indexes:
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print "Added index '%s' to collection '%s'" % (
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index_name, collection)
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