Add logging to syslog and journald

This commit is contained in:
hroff-1902 2019-10-25 09:50:37 +03:00
parent 470efd6f40
commit 41f97a73c9

View File

@ -1,9 +1,12 @@
import logging
import sys
from logging.handlers import RotatingFileHandler
from logging import Formatter
from logging.handlers import RotatingFileHandler, SysLogHandler
from typing import Any, Dict, List
from freqtrade import OperationalException
logger = logging.getLogger(__name__)
@ -36,10 +39,38 @@ def setup_logging(config: Dict[str, Any]) -> None:
# Log to stdout, not stderr
log_handlers: List[logging.Handler] = [logging.StreamHandler(sys.stdout)]
if config.get('logfile'):
log_handlers.append(RotatingFileHandler(config['logfile'],
maxBytes=1024 * 1024, # 1Mb
backupCount=10))
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,