def serialize_remote_exception(failure_info):
"""Prepares exception data to be sent over rpc.
Failure_info should be a sys.exc_info() tuple.
"""
tb = traceback.format_exception(*failure_info)
failure = failure_info[1]
LOG.error(_("Returning exception %s to caller"), unicode(failure))
LOG.error(tb)
kwargs = {}
if hasattr(failure, 'kwargs'):
kwargs = failure.kwargs
data = {
'class': str(failure.__class__.__name__),
'module': str(failure.__class__.__module__),
'message': unicode(failure),
'tb': tb,
'args': failure.args,
'kwargs': kwargs
}
json_data = utils.dumps(data)
return json_data
def default(self, data):
return utils.dumps(data)
