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#!/usr/bin/env python
# Copyright 2017 Cisco Systems, 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.
#
class BasicWorker(object):
def __init__(self, stats_manager):
self.stats_manager = stats_manager
self.chain_manager = stats_manager.chain_runner.chain_manager
self.config = stats_manager.config
self.specs = stats_manager.specs
def get_compute_nodes_bios(self):
return {}
def get_version(self):
return {}
def config_interfaces(self):
return {}
def close(self):
pass
def insert_interface_stats(self, pps_list):
"""Insert interface stats to a list of packet path stats.
pps_list: a list of packet path stats instances indexed by chain index
Specialized workers can insert their own interface stats inside each existing packet path
stats for every chain.
"""
pass
def update_interface_stats(self, diff=False):
"""Update all interface stats.
diff: if False, simply refresh the interface stats values with latest values
if True, diff the interface stats with the latest values
Make sure that the interface stats inserted in insert_interface_stats() are updated
with proper values
"""
pass
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