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Mini Shell
# coding=utf-8
#
# Copyright © Cloud Linux GmbH & Cloud Linux Software, Inc 2010-2019 All Rights Reserved
#
# Licensed under CLOUD LINUX LICENSE AGREEMENT
# http://cloudlinux.com/docs/LICENSE.TXT
from __future__ import absolute_import
import logging
import os
from logging.handlers import SysLogHandler
from raven import breadcrumbs
from raven.handlers.logging import SentryHandler
from lvestats.lib.commons.sentry import LveStatsSentryFilter, init_sentry_client
LOGGING_LEVELS = {
"debug": logging.DEBUG,
"info": logging.INFO,
"warning": logging.WARNING,
"error": logging.ERROR,
"critical": logging.CRITICAL
}
CONSOLE_LOG = None
SYS_LOG = None
FILE_LOG = None
SENTRY_LOG = None # type: SentryHandler
def setup_logging(config, caller_name="lvestats",
console_level=logging.ERROR,
file_level=None):
"""
Sets up logging
:param dict|None config: pass None if config wasn't initialized yet, then don't use it.
:param str caller_name:
:param console_level:
:param file_level:
:return logging.Logger: log, initialized
"""
logging.root.setLevel(logging.DEBUG)
init_console_log(console_level)
init_syslog()
init_file_log(get_file_logging_level(config, file_level))
init_sentry_handler(config)
return logging.getLogger(caller_name)
def init_syslog():
try:
global SYS_LOG
if SYS_LOG is None:
SYS_LOG = SysLogHandler(address='/dev/log', facility=SysLogHandler.LOG_DAEMON)
logging.root.addHandler(SYS_LOG)
formatter_sys = logging.Formatter(fmt='lve-stats: (%(name)s) [%(levelname)s] %(message)s')
SYS_LOG.setFormatter(formatter_sys) # write in system log only ERROR-s and FATALLERROR-s
SYS_LOG.setLevel(logging.ERROR)
except Exception:
pass
def init_file_log(file_level):
log_file_name = '/var/log/lve-stats.log'
try:
global FILE_LOG
if FILE_LOG is None:
if not os.path.lexists(log_file_name):
umask_saved = os.umask(0o77)
open(log_file_name, 'w').close()
os.umask(umask_saved)
os.chmod(log_file_name, 0o600)
FILE_LOG = logging.FileHandler(log_file_name)
logging.root.addHandler(FILE_LOG)
formatter = logging.Formatter(fmt='%(asctime)s: (%(name)s) [%(levelname)s] %(message)s')
FILE_LOG.setFormatter(formatter)
FILE_LOG.setLevel(file_level)
except Exception:
pass
def init_sentry_handler(config):
"""
:param dict config:
"""
try:
global SENTRY_LOG
if SENTRY_LOG is None:
for logger_name in ["sqlalchemy.pool.NullPool",
'main_loop.plugin_executor',
'sqlalchemy.orm.mapper.Mapper']:
breadcrumbs.ignore_logger(logger_name, allow_level=logging.WARNING)
client = init_sentry_client()
# client.processors
SENTRY_LOG = SentryHandler(client)
sentry_filter = LveStatsSentryFilter()
SENTRY_LOG.addFilter(sentry_filter)
client.uncaught_logger.addFilter(sentry_filter)
logging.root.addHandler(SENTRY_LOG)
SENTRY_LOG.setLevel(logging.ERROR)
if SENTRY_LOG and config and "db_type" not in SENTRY_LOG.client.tags:
SENTRY_LOG.client.tags["db_type"] = config.get("db_type", "None")
SENTRY_LOG.client.tags["server_id"] = config.get("server_id", "None")
except Exception:
pass
def get_file_logging_level(config, file_level):
if file_level is None:
if config:
logging_level = config.get("logging_level", "info").lower()
if logging_level and logging_level not in LOGGING_LEVELS:
logging.warning(
"Unknown log level: " + logging_level + ". File logging level is set to " + str(file_level))
file_level = logging.INFO
else:
file_level = LOGGING_LEVELS.get(logging_level, logging.INFO)
else:
file_level = logging.CRITICAL
return file_level
def init_console_log(console_level):
global CONSOLE_LOG
if CONSOLE_LOG is None:
CONSOLE_LOG = logging.StreamHandler()
logging.root.addHandler(CONSOLE_LOG)
formatter_console = logging.Formatter(fmt='%(levelname)s : (%(name)s) %(message)s')
CONSOLE_LOG.setFormatter(formatter_console)
CONSOLE_LOG.setLevel(console_level)
Zerion Mini Shell 1.0