xos/synchronizer/templates/update-keystone-endpoints.py.j2

{#
Copyright 2017-present Open Networking Foundation

Licensed under the Apache License, Version 2.0 (the "License");
you may not use this file except in compliance with the License.
You may obtain a copy of the License at

http://www.apache.org/licenses/LICENSE-2.0

Unless required by applicable law or agreed to in writing, software
distributed under the License is distributed on an "AS IS" BASIS,
WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
See the License for the specific language governing permissions and
limitations under the License.
#}


#!/usr/bin/python

"""
Update the endpoints in a keystone db using mysql
"""

import MySQLdb
import argparse
import urlparse
import sys

def main(dbhost, username, password, new_endpoint, endpoint_type):
    db = MySQLdb.connect(host=dbhost, user=username, passwd=password,
            db="keystone")
    cur = db.cursor()
    cur.execute("select id, url from endpoint where interface='%s'" % endpoint_type)
    for row in cur.fetchall():
        url = str(row[1])
        endpoint_id = str(row[0])
        try:
            u = urlparse.urlparse(url)
            print "Changing %s to %s in URL %s" % (u.hostname,new_endpoint, url)
            urlstring = "%s://%s:%s%s" % (u.scheme, new_endpoint, u.port,
                u.path)
            cur.execute("""UPDATE endpoint
                            SET url=%s
                            WHERE id=%s
                            """, (urlstring, endpoint_id))
        except Exception as e:
            print "Could not parse URL, giving up: %s (%s)" % (url, e)
            cur.close()
            db.close()
            sys.exit(1)
    db.commit()
    cur.close()
    db.close()

if __name__ == "__main__":
    parser = argparse.ArgumentParser()
    parser.add_argument("--username", help="database username", required=True)
    parser.add_argument("--password", help="database password", required=True)
    parser.add_argument("--host", help="database host", required=True)
    parser.add_argument("--endpoint", help="endpoint to move the public endpoints to", required=True)
    parser.add_argument("--endpoint-type", help="which type of endpoint to modify", required=True, choices=['public','internal','admin'])
    args = parser.parse_args()
    main(args.host, args.username, args.password, args.endpoint, args.endpoint_type)