def run_callback(self, obj, args=None):
try:
assert hasattr(self, 'on%s' % obj)
f = getattr(self, 'on%s' % obj)
if args is not None:
return f(args)
else:
return f()
except WebSocketError as e:
if is_ws_error_abnormal(e):
log.warn('WebSocket fault: %s' % e.message)
log.error(format_exception(e, None),
extra=self.channel_history)
report_exception(e, extra=self.channel_history)
except Exception as e:
self.onerror(e)
if not self.ws.closed:
try:
self.ws.close()
except WebSocketError as e:
if is_ws_error_abnormal(e):
log.error('WebSocket fault: %s' % e.message,
extra=self.channel_history)
finally:
if USE_ALCHEMY_MW:
session_handler.close()
def onerror(self, e):
"""Send here Exception and traceback by Error channel
"""
f = Formatter()
history = json.dumps(self.channel_history,
indent=2,
default=datahandler)
data = (history, xml_escape(f.formatException(sys.exc_info())),)
if EXCEPTION_FLAVOR == 'html':
traceback = '<pre>%s\n\n%s</pre>' % data
else:
traceback = '%s\n%s' % data
if DEBUG:
err_message = {'channel': WS_CHANNELS['ERROR_CHID'],
'pkg': {'exception': repr(e), 'tb': traceback}}
else:
err_message = {'channel': WS_CHANNELS['ERROR_CHID'],
'pkg': {'exception': 'error 500',
'tb': 'an error occurred'}}
log.error(format_exception(e, None), extra=self.channel_history)
report_exception(e, extra=self.channel_history)
if not self.ws.closed:
try:
self.ws.send(json.dumps(err_message, separators=(', ', ':')))
except WebSocketError as e:
if is_ws_error_abnormal(e):
log.error('WebSocket fault: %s' % e.message,
extra=self.channel_history)
def run_callback(self, obj, args=None):
try:
assert hasattr(self, 'on%s' % obj)
f = getattr(self, 'on%s' % obj)
if args is not None:
return f(args)
else:
return f()
except WebSocketError as e:
if is_ws_error_abnormal(e):
log.warn('WebSocket fault: %s' % e.message)
log.error(format_exception(e, None),
extra=self.channel_history)
report_exception(e, extra=self.channel_history)
except Exception as e:
self.onerror(e)
if not self.ws.closed:
try:
self.ws.close()
except WebSocketError as e:
if is_ws_error_abnormal(e):
log.error('WebSocket fault: %s' % e.message,
extra=self.channel_history)
finally:
if USE_ALCHEMY_MW:
session_handler.close()
def __call__(self):
try:
return self.callable()
except Exception as e:
log.error(format_exception(e, None))
report_exception(e)
data = {'error': 0, 'message': e.message}
return XResponse(data)
def noodlesapp(env, start_response):
"""
:rtype : noodles.http.Response
:param env:
:param start_response:
:return: :rtype: :raise:
"""
# Get request object
if get_config('ENCODE_SEMICOLON_IN_REQUEST') is True:
env['QUERY_STRING'] = re.sub('[;]', '%3b', env['QUERY_STRING'])
request = Request(env)
if "HTTP_X_FORWARDED_FOR" in env:
x_forwarded_for = env["HTTP_X_FORWARDED_FOR"].split(',')[:1]
if x_forwarded_for:
request.remote_addr = x_forwarded_for[0]
#print("Try to handle url_path '%s'" % request.path)
# Get callable object with routine method to handle request
producer = dispatcher.get_callable(request)
if not producer:
# May be here an error,raise exception
raise Exception('Can\'t find callable for this url path')
# Callable function must return Response object
try:
response = middlewares.run_chain(producer, request)
if not hasattr(response, 'is_noodles_response'):
response = producer()
# Capture traceback here and send it if debug mode
except Exception as e:
f = Formatter()
if EXCEPTION_FLAVOR=='html':
traceback = '<pre>%s\n\n%s</pre>' \
% (json.dumps(env, indent=2, default=datahandler),
xml_escape(f.formatException(sys.exc_info())))
else:
traceback = '%s\n%s' \
% (json.dumps(env, indent=2, default=datahandler),
f.formatException(sys.exc_info()))
extra = {'request': request}
log.error(format_exception(e, None), extra=extra)
report_exception(e, extra=extra)
if DEBUG:
response = Error500(e, traceback)
else:
response = Error500()
finally:
middlewares.end_chain(lambda x: x, request)
return response(env, start_response)
def noodlesapp(env, start_response):
"""
:rtype : noodles.http.Response
:param env:
:param start_response:
:return: :rtype: :raise:
"""
# Get request object
if get_config('ENCODE_SEMICOLON_IN_REQUEST') is True:
env['QUERY_STRING'] = re.sub('[;]', '%3b', env['QUERY_STRING'])
request = Request(env)
if "HTTP_X_FORWARDED_FOR" in env:
x_forwarded_for = env["HTTP_X_FORWARDED_FOR"].split(',')[:1]
if x_forwarded_for:
request.remote_addr = x_forwarded_for[0]
#print("Try to handle url_path '%s'" % request.path)
# Get callable object with routine method to handle request
producer = dispatcher.get_callable(request)
if not producer:
# May be here an error,raise exception
raise Exception('Can\'t find callable for this url path')
# Callable function must return Response object
try:
response = middlewares.run_chain(producer, request)
if not hasattr(response, 'is_noodles_response'):
response = producer()
# Capture traceback here and send it if debug mode
except Exception as e:
f = Formatter()
if EXCEPTION_FLAVOR=='html':
traceback = '<pre>%s\n\n%s</pre>' \
% (json.dumps(env, indent=2, default=datahandler),
xml_escape(f.formatException(sys.exc_info())))
else:
traceback = '%s\n%s' \
% (json.dumps(env, indent=2, default=datahandler),
f.formatException(sys.exc_info()))
extra = {'request': request}
log.error(format_exception(e, None), extra=extra)
report_exception(e, extra=extra)
if DEBUG:
response = Error500(e, traceback)
else:
response = Error500()
finally:
middlewares.end_chain(lambda x: x, request)
return response(env, start_response)
def __init__(self, data):
if type(data) == dict:
self.data = data
return
# TODO: check lib: https://bitbucket.org/Jeffrey/gevent-websocket/
# issue/5/encoding-issue-when-sending-non-ascii
self.raw_data = str(data.decode('utf-8')).encode(ENCODING)
try:
self.data = json.loads(self.raw_data)
except ApiSocketError as e:
self.data = self.raw_data
extra = {'request': self.data}
log.error(format_exception(e, None), extra=extra)
report_exception(e, extra=extra)
def onerror(self, e):
"""Send here Exception and traceback by Error channel
"""
f = Formatter()
history = json.dumps(self.channel_history,
indent=2,
default=datahandler)
data = (
history,
xml_escape(f.formatException(sys.exc_info())),
)
if EXCEPTION_FLAVOR == 'html':
traceback = '<pre>%s\n\n%s</pre>' % data
else:
traceback = '%s\n%s' % data
if DEBUG:
err_message = {
'channel': WS_CHANNELS['ERROR_CHID'],
'pkg': {
'exception': repr(e),
'tb': traceback
}
}
else:
err_message = {
'channel': WS_CHANNELS['ERROR_CHID'],
'pkg': {
'exception': 'error 500',
'tb': 'an error occurred'
}
}
log.error(format_exception(e, None), extra=self.channel_history)
report_exception(e, extra=self.channel_history)
if not self.ws.closed:
try:
self.ws.send(json.dumps(err_message, separators=(', ', ':')))
except WebSocketError as e:
if is_ws_error_abnormal(e):
log.error('WebSocket fault: %s' % e.message,
extra=self.channel_history)