routerbox/utils/he_ipv6/logger.py

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2020-05-12 03:26:44 -04:00
import logging
import logging.handlers
import os
try:
# https://www.freedesktop.org/software/systemd/python-systemd/journal.html#journalhandler-class
from systemd import journal
_has_journald = True
except ImportError:
_has_journald = False
logfile = '/var/log/tunnelbroker_manager.log'
# Prep the log file.
logfile = os.path.abspath(os.path.expanduser(logfile))
os.makedirs(os.path.dirname(logfile), exist_ok = True, mode = 0o0700)
if not os.path.isfile(logfile):
with open(logfile, 'w') as fh:
fh.write('')
os.chmod(logfile, 0o0600)
# And set up logging.
_cfg_args = {'handlers': [],
'level': logging.DEBUG}
if _has_journald:
# There were some weird changes somewhere along the line.
try:
# But it's *probably* this one.
h = journal.JournalHandler()
except AttributeError:
h = journal.JournaldLogHandler()
# Systemd includes times, so we don't need to.
h.setFormatter(logging.Formatter(style = '{',
fmt = ('{name}:{levelname}:{name}:{filename}:'
'{funcName}:{lineno}: {message}')))
_cfg_args['handlers'].append(h)
h = logging.handlers.RotatingFileHandler(logfile,
encoding = 'utf8',
# Disable rotating for now.
# maxBytes = 50000000000,
# backupCount = 30
)
h.setFormatter(logging.Formatter(style = '{',
fmt = ('{asctime}:'
'{levelname}:{name}:{filename}:'
'{funcName}:{lineno}: {message}')))
_cfg_args['handlers'].append(h)
logging.basicConfig(**_cfg_args)
logger = logging.getLogger('HE Tunnelbroker Manager')
logger.info('Logging initialized.')