Function TSRemapNewInstance

plugins/origin_server_auth/origin_server_auth.cc:1197–1301

////////////////////////////////////////////////////////////////////////// One instance per remap.config invocation.

// One instance per remap.config invocation.
//
TSReturnCode
TSRemapNewInstance(int argc, char *argv[], void **ih, char * /* errbuf ATS_UNUSED */, int /* errbuf_size ATS_UNUSED */)
{
  static const struct option longopt[] = {
    {const_cast<char *>("access_key"),         required_argument, nullptr, 'a' },
    {const_cast<char *>("config"),             required_argument, nullptr, 'c' },
    {const_cast<char *>("secret_key"),         required_argument, nullptr, 's' },
    {const_cast<char *>("version"),            required_argument, nullptr, 'v' },
    {const_cast<char *>("virtual_host"),       no_argument,       nullptr, 'h' },
    {const_cast<char *>("v4-include-headers"), required_argument, nullptr, 'i' },
    {const_cast<char *>("v4-exclude-headers"), required_argument, nullptr, 'e' },
    {const_cast<char *>("v4-region-map"),      required_argument, nullptr, 'm' },
    {const_cast<char *>("session_token"),      required_argument, nullptr, 't' },
    {nullptr,                                  no_argument,       nullptr, '\0'},
  };

  S3Config *s3          = new S3Config(true); // true == this config gets the continuation
  S3Config *file_config = nullptr;

  // argv contains the "to" and "from" URLs. Skip the first so that the
  // second one poses as the program name.
  --argc;
  ++argv;

  while (true) {
    int opt = getopt_long(argc, static_cast<char *const *>(argv), "", longopt, nullptr);

    switch (opt) {
    case 'c':
      file_config = gConfCache.get(optarg); // Get cached, or new, config object, from a file
      if (!file_config) {
        TSError("[%s] invalid configuration file, %s", PLUGIN_NAME, optarg);
        *ih = nullptr;
        return TS_ERROR;
      }
      break;
    case 'a':
      s3->set_keyid(optarg);
      break;
    case 's':
      s3->set_secret(optarg);
      break;
    case 't':
      s3->set_token(optarg);
      break;
    case 'h':
      s3->set_virt_host();
      break;
    case 'v':
      s3->set_version(optarg);
      break;
    case 'i':
      s3->set_include_headers(optarg);
      break;
    case 'e':
      s3->set_exclude_headers(optarg);
      break;
    case 'm':