| #!/usr/bin/python |
| # Copyright 2015 The Chromium Authors. All rights reserved. |
| # Use of this source code is governed by a BSD-style license that can be |
| # found in the LICENSE file. |
| |
| """This is a small script designed to issue REINDEX TABLE commands to psql.""" |
| |
| import argparse |
| import os |
| import sys |
| |
| # Import 'common.env' to load our Infra PYTHONPATH |
| sys.path.insert(0, os.path.join( |
| os.path.dirname(os.path.realpath(__file__)), os.pardir)) |
| import common.env |
| common.env.Install() |
| |
| from common import chromium_utils |
| |
| |
| def get_database_creds(dbconfig): |
| print 'reading dbconfig from %s' % dbconfig |
| values = {} |
| if os.path.isfile(dbconfig): |
| execfile(dbconfig, values) |
| if 'password' not in values: |
| raise Exception('could not get db password') |
| return values |
| |
| |
| def main(): |
| parser = argparse.ArgumentParser( |
| description='Run a REINDEX TABLE command on postgres.') |
| parser.add_argument('directory', |
| help='location of the master to reindex.') |
| parser.add_argument('--dbconfig-filename', default='.dbconfig', |
| help='name of the dbconfig, defaults to %(default)s.') |
| parser.add_argument('--prod', action='store_true', |
| help='actually execute command instead of just displaying it.') |
| args = parser.parse_args() |
| |
| filename = chromium_utils.AbsoluteCanonicalPath(os.path.join( |
| args.directory, args.dbconfig_filename)) |
| dbconfig = get_database_creds(filename) |
| |
| cmd = ['psql', '-h', 'localhost', '-U', dbconfig['username'], |
| '-d', dbconfig['dbname'], '-c', |
| 'REINDEX TABLE buildrequests;'] |
| new_env = os.environ.copy() |
| new_env['PGPASSWORD'] = dbconfig['password'] |
| |
| if args.prod: |
| return chromium_utils.RunCommand(cmd, env=new_env) |
| else: |
| print 'Would have run %s.' % cmd |
| print 'If this looks good, re-run with --prod.' |
| return 0 |
| |
| |
| if __name__ == '__main__': |
| sys.exit(main()) |
