openpilot is an open source driver assistance system. openpilot performs the functions of Automated Lane Centering and Adaptive Cruise Control for over 200 supported car makes and models.

70 lines
2.0 KiB

import logging
from common.compat import basestring
from common.logging_extra import SwagFormatter, json_robust_dumps
from logstash_async.handler import AsynchronousLogstashHandler
from logstash_async.transport import UdpTransport
# elasticsearch doesnt allow different 'keys' with the different types in the same index
class SwagLogstashFormatter(SwagFormatter):
def __init__(self, swaglogger):
super(SwagLogstashFormatter, self).__init__(swaglogger)
def fix_kv(self, k, v):
if isinstance(v, basestring):
k += "$s"
elif isinstance(v, float):
k += "$f"
elif isinstance(v, bool):
k += "$b"
elif isinstance(v, int):
k += "$i"
elif isinstance(v, dict):
nv = {}
for ik, iv in v.items():
ik, iv = self.fix_kv(ik, iv)
nv[ik] = iv
v = nv
elif isinstance(v, list):
k += "$a"
return k, v
def format(self, record):
v = self.format_dict(record)
mk, mv = self.fix_kv('msg', v['msg'])
del v['msg']
v[mk] = mv
return json_robust_dumps(v)
class SwagLogstashHandler(AsynchronousLogstashHandler):
def __init__(self, host, port, name, formatter):
super(SwagLogstashHandler, self).__init__(host, port, database_path=None, transport=UdpTransport)
self.name = name
if not isinstance(formatter, SwagLogstashFormatter):
raise ValueError("formatter must be swag")
self.setFormatter(formatter)
def emit(self, record):
record.name = self.name
super(SwagLogstashHandler, self).emit(record)
if __name__ == "__main__":
from common.logging_extra import SwagLogger
log = SwagLogger()
ls_formatter = SwagLogstashFormatter(log)
ls_handler = SwagLogstashHandler("logstash.comma.life", 5040, "pipeline", ls_formatter)
log.addHandler(ls_handler)
s_handler = logging.StreamHandler()
log.addHandler(s_handler)
log.info("asynclogtest %s", "1")
log.info({'asynclogtest': 2})
log.warning("asynclogtest warning")
log.error("asynclogtest error")
log.critical("asynclogtest critical")
log.event("asynclogtest", a="b")