145 lines
4.3 KiB
Python
Executable File
145 lines
4.3 KiB
Python
Executable File
#!/usr/bin/env python
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# vim: tabstop=4 shiftwidth=4 softtabstop=4
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# Copyright 2010 United States Government as represented by the
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# Administrator of the National Aeronautics and Space Administration.
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# Copyright 2011 OpenStack LLC.
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# All Rights Reserved.
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#
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# Licensed under the Apache License, Version 2.0 (the "License"); you may
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# not use this file except in compliance with the License. You may obtain
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# a copy of the License at
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#
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# http://www.apache.org/licenses/LICENSE-2.0
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#
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# Unless required by applicable law or agreed to in writing, software
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# distributed under the License is distributed on an "AS IS" BASIS, WITHOUT
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# WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. See the
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# License for the specific language governing permissions and limitations
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# under the License.
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"""
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Glance Management Utility
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"""
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# FIXME(sirp): When we have glance-admin we can consider merging this into it
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# Perhaps for consistency with Nova, we would then rename glance-admin ->
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# glance-manage (or the other way around)
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import gettext
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import optparse
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import os
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import sys
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# If ../glance/__init__.py exists, add ../ to Python search path, so that
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# it will override what happens to be installed in /usr/(local/)lib/python...
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possible_topdir = os.path.normpath(os.path.join(os.path.abspath(sys.argv[0]),
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os.pardir,
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os.pardir))
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if os.path.exists(os.path.join(possible_topdir, 'glance', '__init__.py')):
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sys.path.insert(0, possible_topdir)
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gettext.install('glance', unicode=1)
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from glance import version as glance_version
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from glance.common import config
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from glance.common import exception
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import glance.registry.db
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import glance.registry.db.migration
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def create_options(parser):
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"""
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Sets up the CLI and config-file options that may be
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parsed and program commands.
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:param parser: The option parser
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"""
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config.add_common_options(parser)
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config.add_log_options(parser)
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glance.registry.db.add_options(parser)
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def do_db_version(options, args):
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"""Print database's current migration level"""
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print glance.registry.db.migration.db_version(options)
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def do_upgrade(options, args):
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"""Upgrade the database's migration level"""
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try:
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db_version = args[1]
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except IndexError:
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db_version = None
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glance.registry.db.migration.upgrade(options, version=db_version)
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def do_downgrade(options, args):
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"""Downgrade the database's migration level"""
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try:
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db_version = args[1]
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except IndexError:
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raise exception.MissingArgumentError(
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"downgrade requires a version argument")
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glance.registry.db.migration.downgrade(options, version=db_version)
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def do_version_control(options, args):
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"""Place a database under migration control"""
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glance.registry.db.migration.version_control(options)
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def do_db_sync(options, args):
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"""Place a database under migration control and upgrade"""
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try:
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db_version = args[1]
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except IndexError:
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db_version = None
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glance.registry.db.migration.db_sync(options, version=db_version)
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def dispatch_cmd(options, args):
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"""Search for do_* cmd in this module and then run it"""
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cmd = args[0]
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try:
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cmd_func = globals()['do_%s' % cmd]
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except KeyError:
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sys.exit("ERROR: unrecognized command '%s'" % cmd)
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try:
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cmd_func(options, args)
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except exception.GlanceException, e:
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sys.exit("ERROR: %s" % e)
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def main():
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version = '%%prog %s' % glance_version.version_string()
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usage = "%prog [options] <cmd>"
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oparser = optparse.OptionParser(usage, version=version)
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create_options(oparser)
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(options, args) = config.parse_options(oparser)
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try:
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# We load the glance-registry config section because
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# sql_connection is only part of the glance registry.
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conf_file, conf = config.load_paste_config('glance-registry',
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options, args)
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config.setup_logging(options, conf)
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except RuntimeError, e:
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sys.exit("ERROR: %s" % e)
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if not args:
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oparser.print_usage()
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sys.exit(1)
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if conf.get('sql_connection') and not options['sql_connection']:
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options['sql_connection'] = conf.get('sql_connection')
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dispatch_cmd(options, args)
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if __name__ == '__main__':
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main()
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