designate/designate/api/service.py

66 lines
2.0 KiB
Python

# Copyright 2012 Managed I.T.
#
# Author: Kiall Mac Innes <kiall@managedit.ie>
#
# 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.
from oslo_config import cfg
from oslo_log import log as logging
from paste import deploy
from designate import exceptions
from designate import utils
from designate import service
from designate import service_status
LOG = logging.getLogger(__name__)
class Service(service.WSGIService, service.Service):
def __init__(self, threads=None):
super(Service, self).__init__(threads=threads)
emitter_cls = service_status.HeartBeatEmitter.get_driver(
cfg.CONF.heartbeat_emitter.emitter_type
)
self.heartbeat_emitter = emitter_cls(
self.service_name, self.tg, status_factory=self._get_status
)
def start(self):
super(Service, self).start()
self.heartbeat_emitter.start()
def _get_status(self):
status = "UP"
stats = {}
capabilities = {}
return status, stats, capabilities
@property
def service_name(self):
return 'api'
@property
def _wsgi_application(self):
api_paste_config = cfg.CONF['service:api'].api_paste_config
config_paths = utils.find_config(api_paste_config)
if len(config_paths) == 0:
msg = 'Unable to determine appropriate api-paste-config file'
raise exceptions.ConfigurationError(msg)
LOG.info('Using api-paste-config found at: %s', config_paths[0])
return deploy.loadapp("config:%s" % config_paths[0], name='osapi_dns')