152 lines
4.6 KiB
Python
Executable File
152 lines
4.6 KiB
Python
Executable File
#!/usr/bin/env python
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# vim: tabstop=4 shiftwidth=4 softtabstop=4
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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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import gettext
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import optparse
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import os
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import sys
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gettext.install('reddwarf', unicode=1)
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# If ../reddwarf/__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, 'reddwarf', '__init__.py')):
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sys.path.insert(0, possible_topdir)
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from reddwarf import version
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from reddwarf.common import config
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from reddwarf.common import utils
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from reddwarf.db import db_api
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from reddwarf.instance import models as instance_models
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def create_options(parser):
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"""Sets up the CLI and config-file options.
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:param parser: The option parser
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:returns: None
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"""
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parser.add_option('-p', '--port', dest="port", metavar="PORT",
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type=int, default=9898,
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help="Port the Reddwarf API host listens on. "
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"Default: %default")
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config.add_common_options(parser)
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config.add_log_options(parser)
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class Commands(object):
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def __init__(self, conf):
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self.conf = conf
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def db_sync(self):
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db_api.db_sync(self.conf, repo_path=None)
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def db_upgrade(self, version=None, repo_path=None):
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db_api.db_upgrade(self.conf, version, repo_path=None)
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def db_downgrade(self, version, repo_path=None):
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db_api.db_downgrade(self.conf, version, repo_path=None)
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def execute(self, command_name, *args):
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if self.has(command_name):
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return getattr(self, command_name)(*args)
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def image_update(self, service_name, image_id):
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db_api.configure_db(self.conf)
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image = db_api.find_by(instance_models.ServiceImage,
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service_name=service_name)
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if image is None:
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# Create a new one
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image = instance_models.ServiceImage()
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image.id = utils.generate_uuid()
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image.service_name = service_name
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image.image_id = image_id
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db_api.save(image)
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def db_wipe(self, repo_path, service_name, image_id):
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"""Drops the database and recreates it."""
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from reddwarf.instance import models
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from reddwarf.db.sqlalchemy import session
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db_api.drop_db(self.conf)
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self.db_sync()
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# Sets up database engine, so the next line will work...
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session.configure_db(self.conf)
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models.ServiceImage.create(service_name=service_name,
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image_id=image_id)
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_commands = ['db_sync', 'db_upgrade', 'db_downgrade', 'db_wipe',
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'image_update']
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@classmethod
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def has(cls, command_name):
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return (command_name in cls._commands)
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@classmethod
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def all(cls):
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return cls._commands
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def params_of(self, command_name):
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if Commands.has(command_name):
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return utils.MethodInspector(getattr(self, command_name))
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def usage():
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usage = """
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%prog action [args] [options]
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Available actions:
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"""
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for action in Commands.all():
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usage = usage + ("\t%s\n" % action)
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return usage.strip()
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if __name__ == '__main__':
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oparser = optparse.OptionParser(version="%%prog %s"
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% version.version_string(),
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usage=usage())
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create_options(oparser)
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(options, args) = config.parse_options(oparser)
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if len(args) < 1 or not Commands.has(args[0]):
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oparser.print_usage()
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sys.exit(2)
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try:
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conf = config.Config.load_paste_config('reddwarf', options, args)
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config.setup_logging(options, conf)
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command_name = args.pop(0)
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Commands(conf).execute(command_name, *args)
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sys.exit(0)
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except TypeError:
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print _("Possible wrong number of arguments supplied")
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command_params = Commands(conf).params_of(command_name)
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print "Usage: reddwarf-manage %s" % command_params
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sys.exit(2)
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except Exception:
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print _("Command failed, please check log for more info")
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raise
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