Function isResponseGood

plugins/prefetch/plugin.cc:273–293

* @brief Check if the response from origin for N-th object is success (200 and 206) * * and only then schedule a pre-fetch for the next * * @param txnp HTTP transaction structure * @return true - yes, false - no */

 * @return true - yes, false - no
 */
bool
isResponseGood(TSHttpTxn txnp)
{
  bool      good = false;
  TSMBuffer respBuffer;
  TSMLoc    respHdrLoc;
  if (TS_SUCCESS == TSHttpTxnServerRespGet(txnp, &respBuffer, &respHdrLoc)) {
    TSHttpStatus status = TSHttpHdrStatusGet(respBuffer, respHdrLoc);
    PrefetchDebug("origin response code: %d", status);
    if (TS_HTTP_STATUS_PARTIAL_CONTENT == status || TS_HTTP_STATUS_OK == status) {
      good = true;
    }
    /* Release the response MLoc */
    TSHandleMLocRelease(respBuffer, TS_NULL_MLOC, respHdrLoc);
  } else {
    /* Failed to get the origin response, possible cause could be a origin connection problems or timeouts or
     * a previous plugin could have already prepared the client response w/o going to origin server */
    PrefetchDebug("failed to get origin response");
  }
  return good;
}

/**
 * @brief get the pristin URL path