70 lines
2.8 KiB
Python
70 lines
2.8 KiB
Python
# Copyright 2017 VMware, Inc.
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# All Rights Reserved
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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 neutron_lib import exceptions as n_exc
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from oslo_log import helpers as log_helpers
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from oslo_log import log as logging
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from oslo_utils import excutils
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from vmware_nsx._i18n import _
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from vmware_nsx.db import db as nsx_db
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from vmware_nsx.services.lbaas import base_mgr
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from vmware_nsx.services.lbaas.nsx_v3 import lb_utils
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LOG = logging.getLogger(__name__)
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class EdgeL7RuleManager(base_mgr.Nsxv3LoadbalancerBaseManager):
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@log_helpers.log_method_call
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def __init__(self):
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super(EdgeL7RuleManager, self).__init__()
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def _update_l7rule_change(self, context, rule, delete=False):
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rule_client = self.core_plugin.nsxlib.load_balancer.rule
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binding = nsx_db.get_nsx_lbaas_l7policy_binding(context.session,
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rule.policy.id)
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if not binding:
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self.lbv2_driver.l7rule.failed_completion(context, rule)
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msg = _('Cannot find nsx lbaas binding for policy '
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'%(policy_id)s') % {'policy_id': rule.policy.id}
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raise n_exc.BadRequest(resource='lbaas-l7policy-update', msg=msg)
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lb_rule_id = binding['lb_rule_id']
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if delete:
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lb_utils.remove_rule_from_policy(rule)
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rule_body = lb_utils.convert_l7policy_to_lb_rule(context, rule.policy)
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try:
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rule_client.update(lb_rule_id, **rule_body)
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except Exception as e:
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with excutils.save_and_reraise_exception():
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self.lbv2_driver.l7rule.failed_completion(context, rule)
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LOG.error('Failed to update L7policy %(policy)s: '
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'%(err)s', {'policy': rule.policy.id, 'err': e})
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self.lbv2_driver.l7rule.successful_completion(context, rule,
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delete=delete)
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@log_helpers.log_method_call
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def create(self, context, rule):
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self._update_l7rule_change(context, rule)
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@log_helpers.log_method_call
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def update(self, context, old_rule, new_rule):
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self._update_l7rule_change(context, new_rule)
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@log_helpers.log_method_call
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def delete(self, context, rule):
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self._update_l7rule_change(context, rule, delete=True)
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