resource.py 文件源码

def _logInternalError(request, exception, fail, resourceClass):
    """
    Log a FluidDB internal error. Apart from doing the obvious things, we
    also pull all relevant tags off any Thrift error (our internal
    errors tend to come from calls we've made to the facade service via
    Thrift) and log them too.
    """
    log.msg('Request %s: Exception calling %r#deferred_render_%r ' %
            (request._fluidDB_reqid, resourceClass.__class__.__name__,
             request.method))
    log.msg(exception)
    traceback = fail.getTraceback()

    # If we get a CancelledError, we only log it as a warning, this is not a
    # sever error and it causes too much noise in the log files.
    if fail.check(CancelledError):
        logging.warning(traceback)
    else:
        logging.error(traceback)

    tags = thriftExceptions.get(exception.__class__)
    if tags:
        msg = []
        for tag in tags:
            msg.append('Failure tag %r: %r' %
                       (tag, getattr(exception, tag)))
        if msg:
            log.msg('\n'.join(msg))