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134 lines
4.7 KiB
134 lines
4.7 KiB
#!/usr/bin/env python |
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# |
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# Copyright 2018 Red Hat Inc. |
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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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# shell script to check if placement API is up after X attempts. |
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# Default max is 60 iterations with 10s (default) timeout in between. |
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from configparser import ConfigParser |
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import logging |
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import logging.handlers |
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import os |
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import re |
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import sys |
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import time |
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from keystoneauth1.identity import v3 |
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from keystoneauth1 import session |
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from keystoneclient.v3 import client |
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import requests |
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config = ConfigParser(strict=False) |
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debug = os.getenv('__OS_DEBUG', 'false') |
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if debug.lower() == 'true': |
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loglevel = logging.DEBUG |
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else: |
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loglevel = logging.INFO |
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LOG = logging.getLogger('placement_wait_for_service') |
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LOG_FORMAT = ('%(asctime)s.%(msecs)03d %(levelname)s ' |
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'%(name)s %(message)s') |
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DATE_FORMAT = '%Y-%m-%d %H:%M:%S' |
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LOG.handlers.clear() |
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LOG.setLevel(loglevel) |
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LOG.propagate = True |
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formatter = logging.Formatter(fmt=LOG_FORMAT, datefmt=DATE_FORMAT) |
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stream_handler = logging.StreamHandler(sys.stdout) |
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stream_handler.setFormatter(formatter) |
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LOG.addHandler(stream_handler) |
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iterations = 60 |
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timeout = 10 |
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placement_cfg = '/etc/placement/placement.conf' |
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if __name__ == '__main__': |
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if os.path.isfile(placement_cfg): |
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try: |
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config.read(placement_cfg) |
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except Exception: |
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LOG.exception('Error while reading placement.conf:') |
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else: |
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LOG.error('Placement configuration file %s does not exist', |
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placement_cfg) |
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sys.exit(1) |
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# get keystone client with details from [keystone_authtoken] section |
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auth = v3.Password( |
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user_domain_name=config.get('keystone_authtoken', 'user_domain_name'), |
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username=config.get('keystone_authtoken', 'username'), |
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password=config.get('keystone_authtoken', 'password'), |
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project_name=config.get('keystone_authtoken', 'project_name'), |
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project_domain_name=config.get('keystone_authtoken', |
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'project_domain_name'), |
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auth_url=config.get('keystone_authtoken', 'auth_url') + '/v3') |
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sess = session.Session(auth=auth, verify=False) |
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keystone = client.Client(session=sess, interface='internal') |
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iterations_endpoint = iterations |
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placement_endpoint_url = None |
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while iterations_endpoint > 1: |
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iterations_endpoint -= 1 |
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try: |
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# get placement service id |
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placement_service_id = keystone.services.list( |
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name='placement')[0].id |
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# get placement endpoint |
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# Note: puppet-placement does not support setting the interface |
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# until we have https://review.opendev.org/688862. |
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# Lets hard code 'internal' for now. |
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placement_endpoint_url = keystone.endpoints.list( |
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service=placement_service_id, |
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region=config.get('keystone_authtoken', 'region_name'), |
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interface='internal')[0].url |
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if not placement_endpoint_url: |
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LOG.error('Failed to get placement service endpoint!') |
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else: |
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break |
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except Exception: |
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LOG.exception('Retry - Failed to get placement service endpoint:') |
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time.sleep(timeout) |
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if not placement_endpoint_url: |
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LOG.error('Failed to get placement service endpoint!') |
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sys.exit(1) |
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# we should have CURRENT in the request response from placement: |
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# {"versions": [{"status": "CURRENT", "min_version": "1.0", "max_version": |
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# "1.29", "id": "v1.0", "links": [{"href": "", "rel": "self"}]}]} |
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response_reg = re.compile('.*CURRENT,*') |
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while iterations > 1: |
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iterations -= 1 |
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try: |
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r = requests.get(placement_endpoint_url + '/', verify=False) |
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if r.status_code == 200 and response_reg.match(r.text): |
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LOG.info('Placement service up! - %s', r.text) |
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sys.exit(0) |
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else: |
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LOG.info('response - %r', r) |
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LOG.info('Placement service not up - %s, %s', |
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r.status_code, |
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r.text) |
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except Exception: |
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LOG.exception('Error query the placement endpoint:') |
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time.sleep(timeout) |
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sys.exit(1) |
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# vim: set et ts=4 sw=4 :
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