72 lines
2.6 KiB
Python
72 lines
2.6 KiB
Python
# Copyright 2018 Red Hat, Inc.
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#
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# Licensed under the Apache License, Version 2.0 (the "License");
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# you may not use this file except in compliance with the License.
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# You may obtain 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,
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# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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# See the License for the specific language governing permissions and
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# limitations under the License.
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from oslo_cache import core as cache
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from oslo_config import cfg as oslo_cfg
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from oslo_log import log as logging
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from kuryr_kubernetes import clients
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from kuryr_kubernetes import constants as k_const
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from kuryr_kubernetes.controller.drivers import base as drivers
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from kuryr_kubernetes.handlers import k8s_base
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from kuryr_kubernetes import utils
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LOG = logging.getLogger(__name__)
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np_handler_caching_opts = [
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oslo_cfg.BoolOpt('caching', default=True),
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oslo_cfg.IntOpt('cache_time', default=120),
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]
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oslo_cfg.CONF.register_opts(np_handler_caching_opts,
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"np_handler_caching")
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cache.configure(oslo_cfg.CONF)
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np_handler_cache_region = cache.create_region()
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MEMOIZE = cache.get_memoization_decorator(
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oslo_cfg.CONF, np_handler_cache_region, "np_handler_caching")
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cache.configure_cache_region(oslo_cfg.CONF, np_handler_cache_region)
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class NetworkPolicyHandler(k8s_base.ResourceEventHandler):
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"""NetworkPolicyHandler handles k8s Network Policies events"""
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OBJECT_KIND = k_const.K8S_OBJ_POLICY
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OBJECT_WATCH_PATH = k_const.K8S_API_POLICIES
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def __init__(self):
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super(NetworkPolicyHandler, self).__init__()
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self._drv_policy = drivers.NetworkPolicyDriver.get_instance()
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self._drv_project = drivers.NetworkPolicyProjectDriver.get_instance()
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def on_present(self, policy):
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LOG.debug("Created or updated: %s", policy)
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project_id = self._drv_project.get_project(policy)
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self._drv_policy.ensure_network_policy(policy, project_id)
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def on_deleted(self, policy):
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LOG.debug("Deleted network policy: %s", policy)
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project_id = self._drv_project.get_project(policy)
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self._drv_policy.release_network_policy(policy, project_id)
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@MEMOIZE
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def is_ready(self, quota):
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neutron = clients.get_neutron_client()
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sg_quota = quota['security_group']
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sg_func = neutron.list_security_groups
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if utils.has_limit(sg_quota):
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return utils.is_available('security_groups', sg_quota, sg_func)
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return True
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