kuryr-kubernetes/kuryr_kubernetes/controller/service.py
Ilya Chukhnakov a715f9edb9 K8s Services support: LBaaSSpecHandler
This patch introduces LBaaSSpecHandler that handles K8s Service
events and updates related Endpoints with LBaaSServiceSpec when
necessary.

Change-Id: I09a0235842edd06827437f37aeac7ca5daeb1774
Partially-Implements: blueprint kuryr-k8s-integration
2017-02-03 15:05:45 +03:00

73 lines
2.5 KiB
Python

# Copyright (c) 2016 Mirantis, Inc.
# All Rights Reserved.
#
# 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.
import sys
from kuryr.lib._i18n import _LI
import os_vif
from oslo_log import log as logging
from oslo_service import service
from kuryr_kubernetes import clients
from kuryr_kubernetes import config
from kuryr_kubernetes import constants
from kuryr_kubernetes.controller.handlers import lbaas as h_lbaas
from kuryr_kubernetes.controller.handlers import pipeline as h_pipeline
from kuryr_kubernetes.controller.handlers import vif as h_vif
from kuryr_kubernetes import objects
from kuryr_kubernetes import watcher
LOG = logging.getLogger(__name__)
class KuryrK8sService(service.Service):
"""Kuryr-Kubernetes controller Service."""
def __init__(self):
super(KuryrK8sService, self).__init__()
objects.register_locally_defined_vifs()
pipeline = h_pipeline.ControllerPipeline(self.tg)
self.watcher = watcher.Watcher(pipeline, self.tg)
# TODO(ivc): pluggable resource/handler registration
for resource in ["pods", "services", "endpoints"]:
self.watcher.add("%s/%s" % (constants.K8S_API_BASE, resource))
pipeline.register(h_vif.VIFHandler())
pipeline.register(h_lbaas.LBaaSSpecHandler())
def start(self):
LOG.info(_LI("Service '%s' starting"), self.__class__.__name__)
super(KuryrK8sService, self).start()
self.watcher.start()
LOG.info(_LI("Service '%s' started"), self.__class__.__name__)
def wait(self):
super(KuryrK8sService, self).wait()
LOG.info(_LI("Service '%s' stopped"), self.__class__.__name__)
def stop(self, graceful=False):
LOG.info(_LI("Service '%s' stopping"), self.__class__.__name__)
self.watcher.stop()
super(KuryrK8sService, self).stop(graceful)
def start():
config.init(sys.argv[1:])
config.setup_logging()
clients.setup_clients()
os_vif.initialize()
kuryrk8s_launcher = service.launch(config.CONF, KuryrK8sService())
kuryrk8s_launcher.wait()