"""
raven.handlers.logbook
~~~~~~~~~~~~~~~~~~~~~~
:copyright: (c) 2010-2012 by the Sentry Team, see AUTHORS for more details.
:license: BSD, see LICENSE for more details.
"""
from __future__ import absolute_import
from __future__ import print_function
import logbook
import sys
import traceback
from raven.utils.compat import string_types
from raven.base import Client
from raven.utils.encoding import to_string
class SentryHandler(logbook.Handler):
def __init__(self, *args, **kwargs):
if len(args) == 1:
arg = args[0]
if isinstance(arg, string_types):
self.client = kwargs.pop('client_cls', Client)(dsn=arg, **kwargs)
elif isinstance(arg, Client):
self.client = arg
else:
raise ValueError('The first argument to %s must be either a Client instance or a DSN, got %r instead.' % (
self.__class__.__name__,
arg,
))
args = []
else:
try:
self.client = kwargs.pop('client')
except KeyError:
raise TypeError('Expected keyword argument for SentryHandler: client')
super(SentryHandler, self).__init__(*args, **kwargs)
def emit(self, record):
try:
# Avoid typical config issues by overriding loggers behavior
if record.channel.startswith(('sentry.errors', 'raven')):
print(to_string(self.format(record)), file=sys.stderr)
return
return self._emit(record)
except Exception:
if self.client.raise_send_errors:
raise
print("Top level Sentry exception caught - failed creating log record", file=sys.stderr)
print(to_string(record.msg), file=sys.stderr)
print(to_string(traceback.format_exc()))
try:
self.client.captureException()
except Exception:
pass
def _emit(self, record):
data = {
'level': logbook.get_level_name(record.level).lower(),
'logger': record.channel,
}
event_type = 'raven.events.Message'
handler_kwargs = {
'message': record.msg,
'params': record.args,
'formatted': self.format(record),
}
if 'tags' in record.kwargs:
handler_kwargs['tags'] = record.kwargs['tags']
# If there's no exception being processed, exc_info may be a 3-tuple of None
# http://docs.python.org/library/sys.html#sys.exc_info
if record.exc_info is True or (record.exc_info and all(record.exc_info)):
handler = self.client.get_handler(event_type)
data.update(handler.capture(**handler_kwargs))
event_type = 'raven.events.Exception'
handler_kwargs['exc_info'] = record.exc_info
extra = {
'lineno': record.lineno,
'filename': record.filename,
'function': record.func_name,
'process': record.process,
'process_name': record.process_name,
}
extra.update(record.extra)
return self.client.capture(event_type,
data=data,
extra=extra,
**handler_kwargs
)
|