101 lines
3.9 KiB
Python
101 lines
3.9 KiB
Python
# Copyright 2012 OpenStack Foundation
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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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from oslo_config import cfg
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from oslo_log import log as logging
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from oslo_serialization import jsonutils
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from six.moves.urllib import parse
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from tacker._i18n import _
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from tacker.vnfm.monitor_drivers.token import Token
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from tacker import wsgi
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# check alarm url with db --> move to plugin
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LOG = logging.getLogger(__name__)
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OPTS = [
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cfg.StrOpt('username', default='admin',
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help=_('User name for alarm monitoring')),
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cfg.StrOpt('password', default='devstack',
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help=_('Password for alarm monitoring')),
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cfg.StrOpt('project_name', default='admin',
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help=_('Project name for alarm monitoring')),
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cfg.StrOpt('user_domain_name', default='default',
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help=_('User domain name for alarm monitoring')),
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cfg.StrOpt('project_domain_name', default='default',
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help=_('Project domain name for alarm monitoring')),
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]
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cfg.CONF.register_opts(OPTS, 'alarm_auth')
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def config_opts():
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return [('alarm_auth', OPTS)]
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class AlarmReceiver(wsgi.Middleware):
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def process_request(self, req):
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LOG.debug('Process request: %s', req)
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if req.method != 'POST':
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return
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url = req.url
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if not self.handle_url(url):
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return
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prefix, info, params = self.handle_url(req.url)
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auth = cfg.CONF.keystone_authtoken
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alarm_auth = cfg.CONF.alarm_auth
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token = Token(username=alarm_auth.username,
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password=alarm_auth.password,
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project_name=alarm_auth.project_name,
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auth_url=auth.auth_url + '/v3',
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user_domain_name=alarm_auth.user_domain_name,
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project_domain_name=alarm_auth.project_domain_name)
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token_identity = token.create_token()
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req.headers['X_AUTH_TOKEN'] = token_identity
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# Change the body request
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if req.body:
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body_dict = dict()
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body_dict['trigger'] = {}
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body_dict['trigger'].setdefault('params', {})
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# Update params in the body request
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body_info = jsonutils.loads(req.body)
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body_dict['trigger']['params']['data'] = body_info
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body_dict['trigger']['params']['credential'] = info[6]
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# Update policy and action
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body_dict['trigger']['policy_name'] = info[4]
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body_dict['trigger']['action_name'] = info[5]
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req.body = jsonutils.dump_as_bytes(body_dict)
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LOG.debug('Body alarm: %s', req.body)
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# Need to change url because of mandatory
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req.environ['PATH_INFO'] = prefix + 'triggers'
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req.environ['QUERY_STRING'] = ''
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LOG.debug('alarm url in receiver: %s', req.url)
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def handle_url(self, url):
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# alarm_url = 'http://host:port/v1.0/vnfs/vnf-uuid/mon-policy-name/action-name/8ef785' # noqa
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parts = parse.urlparse(url)
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p = parts.path.split('/')
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if len(p) != 7:
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return None
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if any((p[0] != '', p[2] != 'vnfs')):
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return None
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# decode action name: respawn%25log
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p[5] = parse.unquote(p[5])
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qs = parse.parse_qs(parts.query)
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params = dict((k, v[0]) for k, v in qs.items())
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prefix_url = '/%(collec)s/%(vnf_uuid)s/' % {'collec': p[2],
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'vnf_uuid': p[3]}
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return prefix_url, p, params
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