I wrote a decorator to make the request available to logging by using a LoggerAdpater and RequestInfo make the request object dict-like.
class RequestInfo(object):
def __init__(self, request):
self.request = request
def __getitem__(self, name):
if name == 'request.host':
return socket.gethostname()
if name.startswith('request.meta.'):
val = name.split('.')[2]
try:
return self.request.META[val.upper()]
except KeyError as e:
return None
return eval('self.%s' % (name))
def _get_attrs(self, obj):
attrs = []
for attr in dir(obj):
try:
if not attr.startswith('_') and \
not callable(getattr(obj, attr)):
attrs.append(attr)
except AttributeError:
pass
return attrs
def __iter__(self):
keys = ['request.host']
keys.extend(['request.%s' % (a) for a in
self._get_attrs(self.request)])
keys.extend(['request.session.%s' % (a) for a in
self._get_attrs(self.request.session)])
keys.extend(['request.user.%s' % (a) for a in
self._get_attrs(self.request.user)])
keys.extend(['request.meta.%s' % (a.lower()) for a in
self.request.META.keys()])
return keys.__iter__()
def logger(name):
def wrap(func):
def caller(*args, **kwargs):
request = None
for arg in args:
if isinstance(arg, HttpRequest):
request = arg
if 'logger' not in kwargs:
if request is not None:
kwargs['logger'] = logging.LoggerAdapter(
logging.getLogger(name), RequestInfo(request))
else:
kwargs['logger'] = logging.getLogger(name)
return func(*args, **kwargs)
return caller
return wrap
@log.logger(__name__)
def home(request, logger=None):
logger.info('user performed some action')
request-json:
(): log.CustomJsonFormatter
format: "'created', 'request.host', 'module', 'funcName', 'lineno', 'levelname', 'request.meta.remote_addr', 'request.meta.http_user_agent', 'request.user.username', 'request.path', 'message'"
{"host": "fastcgi22", "request.meta.http_user_agent": "Mozilla/5.0 (X11; Linux i686) AppleWebKit/535.15 (KHTML, like Gecko) Ubuntu/11.04 Chromium/18.0.996.0 Chrome/18.0.996.0 Safari/535.15", "request.path": "/", "created": 1326706577.275584, "module": "log", "funcName": "caller", "request.user.username": "derrick", "lineno": 114, "request.meta.remote_addr": "76.93.216.138", "message": "user performed some action", "levelname": "INFO"}







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