63 lines
2.4 KiB
Python
63 lines
2.4 KiB
Python
# Copyright 2016 IBM
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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_log import log as logging
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from octavia.common import constants
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from octavia.common import data_models
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from octavia.db import repositories as repo
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LOG = logging.getLogger(__name__)
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class StatsMixin(object):
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def __init__(self):
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super(StatsMixin, self).__init__()
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self.listener_stats_repo = repo.ListenerStatisticsRepository()
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self.repo_amphora = repo.AmphoraRepository()
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self.repo_loadbalancer = repo.LoadBalancerRepository()
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def get_listener_stats(self, session, listener_id):
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"""Gets the listener statistics data_models object."""
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db_ls, _ = self.listener_stats_repo.get_all(
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session, listener_id=listener_id)
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if not db_ls:
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LOG.warning("Listener Statistics for Listener %s was not found",
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listener_id)
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statistics = data_models.ListenerStatistics(listener_id=listener_id)
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for db_l in db_ls:
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statistics += db_l
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amp = self.repo_amphora.get(session, id=db_l.amphora_id)
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if amp and amp.status == constants.AMPHORA_ALLOCATED:
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statistics.active_connections += db_l.active_connections
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return statistics
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def get_loadbalancer_stats(self, session, loadbalancer_id):
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statistics = data_models.LoadBalancerStatistics()
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lb_db = self.repo_loadbalancer.get(session, id=loadbalancer_id)
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for listener in lb_db.listeners:
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data = self.get_listener_stats(session, listener.id)
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statistics.bytes_in += data.bytes_in
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statistics.bytes_out += data.bytes_out
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statistics.request_errors += data.request_errors
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statistics.active_connections += data.active_connections
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statistics.total_connections += data.total_connections
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statistics.listeners.append(data)
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return statistics
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