diff options
Diffstat (limited to 'app/app/config_binding_service/logging.py')
| -rw-r--r-- | app/app/config_binding_service/logging.py | 94 |
1 files changed, 94 insertions, 0 deletions
diff --git a/app/app/config_binding_service/logging.py b/app/app/config_binding_service/logging.py new file mode 100644 index 0000000..f5cd6af --- /dev/null +++ b/app/app/config_binding_service/logging.py @@ -0,0 +1,94 @@ +# ============LICENSE_START======================================================= +# Copyright (c) 2017-2018 AT&T Intellectual Property. 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. +# ============LICENSE_END========================================================= +# +# ECOMP is a trademark and service mark of AT&T Intellectual Property. + +from logging import getLogger, StreamHandler, Formatter +from logging.handlers import RotatingFileHandler +from os import makedirs +import datetime + + +LOGGER = getLogger("defaultlogger") + + +def _create_logger(name, logfile): + """ + Create a RotatingFileHandler and a streamhandler for stdout + https://docs.python.org/3/library/logging.handlers.html + what's with the non-pythonic naming in these stdlib methods? Shameful. + """ + logger = getLogger(name) + file_handler = RotatingFileHandler(logfile, + maxBytes=10000000, backupCount=2) # 10 meg with one backup.. + formatter = Formatter('%(message)s') + file_handler.setFormatter(formatter) + stream_handler = StreamHandler() + stream_handler.setFormatter(formatter) + logger.setLevel("DEBUG") + logger.addHandler(file_handler) + logger.addHandler(stream_handler) + return logger + + +def create_logger(): + """ + Public method to set the global logger, launched from Run + """ + LOGFILE = "/opt/logs/log.log" + makedirs("/opt/logs", exist_ok=True) + open(LOGFILE, 'a').close() # this is like "touch" + global LOGGER + LOGGER = _create_logger("config_binding_service", LOGFILE) + + +def utc(): + """gets current time in utc""" + return datetime.datetime.utcnow() + + +def audit(raw_request, bts, xer, rcode, calling_mod, msg="n/a"): + """ + write an EELF audit record per https://wiki.onap.org/download/attachments/1015849/ONAP%20application%20logging%20guidelines.pdf?api=v2 + %The audit fields implemented: + + 1 BeginTimestamp Implemented (bts) + 2 EndTimestamp Auto Injected when this is called + 3 RequestID Implemented (xer) + 7 serviceName Implemented (from Req) + 9 StatusCode Auto injected based on rcode + 10 ResponseCode Implemented (rcode) + 15 Server IP address Implemented (from Req) + 16 ElapsedTime Auto Injected (milliseconds) + 18 ClientIPaddress Implemented (from Req) + 19 class name Implemented (mod), though docs say OOP, I am using the python module here + 20 Unused ...implemented.... + 21-25 Custom n/a + 26 detailMessage Implemented (msg) + """ + ets = utc() + + LOGGER.info("{bts}|{ets}|{xer}||||{path}||{status}|{rcode}|||||{servip}|{et}||{clientip}|{calling_mod}|||||||{msg}".format( + bts=bts.isoformat(), + ets=ets.isoformat(), + xer=xer, rcode=rcode, + path=raw_request.path.split("/")[1], + status="COMPLETE" if rcode == 200 else "ERROR", + servip=raw_request.host.split(":")[0], + et=int((ets - bts).microseconds / 1000), # supposed to be in milleseconds + clientip=raw_request.remote_addr, + calling_mod=calling_mod, msg=msg + )) |