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# Copyright 2019 New Vector Ltd
#
# 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.
import logging
import os
import sys
import twisted.logger
from synapse.logging.context import LoggingContextFilter
class ToTwistedHandler(logging.Handler):
"""logging handler which sends the logs to the twisted log"""
tx_log = twisted.logger.Logger()
def emit(self, record):
log_entry = self.format(record)
log_level = record.levelname.lower().replace("warning", "warn")
self.tx_log.emit( # type: ignore
twisted.logger.LogLevel.levelWithName(log_level), "{entry}", entry=log_entry
)
def setup_logging():
"""Configure the python logging appropriately for the tests.
Logs will end up in _trial_temp. Errors are additionally
logged to stderr.
"""
root_logger = logging.getLogger()
log_format = (
"%(asctime)s - %(name)s - %(lineno)d - "
"%(levelname)s - %(request)s - %(message)s"
)
formatter = logging.Formatter(log_format)
filter = LoggingContextFilter()
to_twisted_handler = ToTwistedHandler()
to_twisted_handler.setFormatter(formatter)
to_twisted_handler.addFilter(filter)
root_logger.addHandler(to_twisted_handler)
error_handler = logging.StreamHandler(sys.stderr)
error_handler.setLevel(logging.ERROR)
error_handler.setFormatter(formatter)
error_handler.addFilter(filter)
root_logger.addHandler(error_handler)
log_level = os.environ.get("SYNAPSE_TEST_LOG_LEVEL", "ERROR")
root_logger.setLevel(log_level)
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