80 lines
2.1 KiB
Python
80 lines
2.1 KiB
Python
# Copyright 2019 The Matrix.org Foundation C.I.C.
|
|
#
|
|
# 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.
|
|
|
|
"""
|
|
Log formatters that output terse JSON.
|
|
"""
|
|
import json
|
|
import logging
|
|
|
|
_encoder = json.JSONEncoder(ensure_ascii=False, separators=(",", ":"))
|
|
|
|
# The properties of a standard LogRecord.
|
|
_LOG_RECORD_ATTRIBUTES = {
|
|
"args",
|
|
"asctime",
|
|
"created",
|
|
"exc_info",
|
|
# exc_text isn't a public attribute, but is used to cache the result of formatException.
|
|
"exc_text",
|
|
"filename",
|
|
"funcName",
|
|
"levelname",
|
|
"levelno",
|
|
"lineno",
|
|
"message",
|
|
"module",
|
|
"msecs",
|
|
"msg",
|
|
"name",
|
|
"pathname",
|
|
"process",
|
|
"processName",
|
|
"relativeCreated",
|
|
"stack_info",
|
|
"thread",
|
|
"threadName",
|
|
}
|
|
|
|
|
|
class JsonFormatter(logging.Formatter):
|
|
def format(self, record: logging.LogRecord) -> str:
|
|
event = {
|
|
"log": record.getMessage(),
|
|
"namespace": record.name,
|
|
"level": record.levelname,
|
|
}
|
|
|
|
return self._format(record, event)
|
|
|
|
def _format(self, record: logging.LogRecord, event: dict) -> str:
|
|
# Add any extra attributes to the event.
|
|
for key, value in record.__dict__.items():
|
|
if key not in _LOG_RECORD_ATTRIBUTES:
|
|
event[key] = value
|
|
|
|
return _encoder.encode(event)
|
|
|
|
|
|
class TerseJsonFormatter(JsonFormatter):
|
|
def format(self, record: logging.LogRecord) -> str:
|
|
event = {
|
|
"log": record.getMessage(),
|
|
"namespace": record.name,
|
|
"level": record.levelname,
|
|
"time": round(record.created, 2),
|
|
}
|
|
|
|
return self._format(record, event)
|