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# Copyright 2013 IBM Corp
# 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.
# yardstick comment: this is a modified copy of
# ceilometer/ceilometer/dispatcher/file.py
import logging
import json
from oslo_config import cfg
from yardstick.dispatcher.base import Base as DispatchBase
CONF = cfg.CONF
OPTS = [
cfg.StrOpt('file_path',
default='/tmp/yardstick.out',
help='Name and the location of the file to record '
'data.'),
cfg.IntOpt('max_bytes',
default=0,
help='The max size of the file.'),
cfg.IntOpt('backup_count',
default=0,
help='The max number of the files to keep.'),
]
CONF.register_opts(OPTS, group="dispatcher_file")
class FileDispatcher(DispatchBase):
"""Dispatcher class for recording data to a file.
"""
__dispatcher_type__ = "File"
def __init__(self, conf):
super(FileDispatcher, self).__init__(conf)
self.log = None
# if the directory and path are configured, then log to the file
if CONF.dispatcher_file.file_path:
dispatcher_logger = logging.Logger('dispatcher.file')
dispatcher_logger.setLevel(logging.INFO)
# create rotating file handler which logs result
rfh = logging.handlers.RotatingFileHandler(
self.conf.get('file_path', CONF.dispatcher_file.file_path),
maxBytes=CONF.dispatcher_file.max_bytes,
backupCount=CONF.dispatcher_file.backup_count,
encoding='utf8')
rfh.setLevel(logging.INFO)
# Only wanted the data to be saved in the file, not the
# project root logger.
dispatcher_logger.propagate = False
dispatcher_logger.addHandler(rfh)
self.log = dispatcher_logger
def record_result_data(self, data):
if self.log:
self.log.info(json.dumps(data))
def flush_result_data(self):
pass
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