hooks.py 文件源码

def after(self, state):
        # Omit empty body. Some errors may not have body at this level yet.
        if not state.response.body:
            return

        # Do nothing if there is no error.
        # Status codes in the range 200 (OK) to 399 (400 = BAD_REQUEST) are not
        # an error.
        if (http_client.OK <= state.response.status_int <
                http_client.BAD_REQUEST):
            return

        json_body = state.response.json
        # Do not remove traceback when traceback config is set
        if cfg.CONF.debug_tracebacks_in_api:
            return

        faultstring = json_body.get('faultstring')
        traceback_marker = 'Traceback (most recent call last):'
        if faultstring and traceback_marker in faultstring:
            # Cut-off traceback.
            faultstring = faultstring.split(traceback_marker, 1)[0]
            # Remove trailing newlines and spaces if any.
            json_body['faultstring'] = faultstring.rstrip()
            # Replace the whole json. Cannot change original one because it's
            # generated on the fly.
            state.response.json = json_body