Function InjectCacheInfoHeader

plugins/xdebug/xdebug.cc:222–255

}

static void
InjectCacheInfoHeader(TSHttpTxn txn, TSMBuffer buffer, TSMLoc hdr)
{
  TSMLoc      dst = TS_NULL_MLOC;
  TSMgmtInt   volume;
  const char *path;

  Dbg(dbg_ctl, "attempting to inject X-Cache-Info header");

  if ((path = TSHttpTxnCacheDiskPathGet(txn, nullptr)) == nullptr) {
    goto done;
  }

  if (TSHttpTxnInfoIntGet(txn, TS_TXN_INFO_CACHE_VOLUME, &volume) != TS_SUCCESS) {
    goto done;
  }

  // Create a new response header field.
  dst = FindOrMakeHdrField(buffer, hdr, "X-Cache-Info", lengthof("X-Cache-Info"));
  if (dst == TS_NULL_MLOC) {
    goto done;
  }

  char value[1024];
  snprintf(value, sizeof(value), "path=%s; volume=%" PRId64, path, volume);

  // Now copy the CacheDisk info into the response header.
  TSReleaseAssert(TSMimeHdrFieldValueStringInsert(buffer, hdr, dst, -1 /* idx */, value, std::strlen(value)) == TS_SUCCESS);

done:
  if (dst != TS_NULL_MLOC) {
    TSHandleMLocRelease(buffer, hdr, dst);
  }
}

static void
InjectCacheHeader(TSHttpTxn txn, TSMBuffer buffer, TSMLoc hdr)