stable/freqtrade/loggers.py
Matthias 7ad1c7e817 Allow lower verbosity level for api server
Not logging all calls makes sense when running the UI
otherwise this is VERY verbose, clogging up the log.
2020-05-31 09:51:45 +02:00

86 lines
3.3 KiB
Python

import logging
import sys
from logging import Formatter
from logging.handlers import RotatingFileHandler, SysLogHandler
from typing import Any, Dict, List
from freqtrade.exceptions import OperationalException
logger = logging.getLogger(__name__)
def _set_loggers(verbosity: int = 0, api_verbosity: str = 'info') -> None:
"""
Set the logging level for third party libraries
:return: None
"""
logging.getLogger('requests').setLevel(
logging.INFO if verbosity <= 1 else logging.DEBUG
)
logging.getLogger("urllib3").setLevel(
logging.INFO if verbosity <= 1 else logging.DEBUG
)
logging.getLogger('ccxt.base.exchange').setLevel(
logging.INFO if verbosity <= 2 else logging.DEBUG
)
logging.getLogger('telegram').setLevel(logging.INFO)
logging.getLogger('werkzeug').setLevel(
logging.ERROR if api_verbosity == 'error' else logging.INFO
)
def setup_logging(config: Dict[str, Any]) -> None:
"""
Process -v/--verbose, --logfile options
"""
# Log level
verbosity = config['verbosity']
# Log to stderr
log_handlers: List[logging.Handler] = [logging.StreamHandler(sys.stderr)]
logfile = config.get('logfile')
if logfile:
s = logfile.split(':')
if s[0] == 'syslog':
# Address can be either a string (socket filename) for Unix domain socket or
# a tuple (hostname, port) for UDP socket.
# Address can be omitted (i.e. simple 'syslog' used as the value of
# config['logfilename']), which defaults to '/dev/log', applicable for most
# of the systems.
address = (s[1], int(s[2])) if len(s) > 2 else s[1] if len(s) > 1 else '/dev/log'
handler = SysLogHandler(address=address)
# No datetime field for logging into syslog, to allow syslog
# to perform reduction of repeating messages if this is set in the
# syslog config. The messages should be equal for this.
handler.setFormatter(Formatter('%(name)s - %(levelname)s - %(message)s'))
log_handlers.append(handler)
elif s[0] == 'journald':
try:
from systemd.journal import JournaldLogHandler
except ImportError:
raise OperationalException("You need the systemd python package be installed in "
"order to use logging to journald.")
handler = JournaldLogHandler()
# No datetime field for logging into journald, to allow syslog
# to perform reduction of repeating messages if this is set in the
# syslog config. The messages should be equal for this.
handler.setFormatter(Formatter('%(name)s - %(levelname)s - %(message)s'))
log_handlers.append(handler)
else:
log_handlers.append(RotatingFileHandler(logfile,
maxBytes=1024 * 1024, # 1Mb
backupCount=10))
logging.basicConfig(
level=logging.INFO if verbosity < 1 else logging.DEBUG,
format='%(asctime)s - %(name)s - %(levelname)s - %(message)s',
handlers=log_handlers
)
_set_loggers(verbosity, config.get('api_server', {}).get('verbosity', 'info'))
logger.info('Verbosity set to %s', verbosity)