Function get_geo_string

src/cripts/Geo.cc:33–89

};

cripts::string
get_geo_string(const sockaddr *addr, Qualifiers q)
{
  ink_release_assert(gMaxMindDB != nullptr);
  ink_release_assert(addr != nullptr);

  cripts::string ret = "(unknown)";
  int            mmdb_error;

  MMDB_lookup_result_s result = MMDB_lookup_sockaddr(gMaxMindDB, addr, &mmdb_error);

  if (MMDB_SUCCESS != mmdb_error) {
    return ret;
  }

  MMDB_entry_data_list_s *entry_data_list = nullptr;
  if (!result.found_entry) {
    return ret;
  }

  int status = MMDB_get_entry_data_list(&result.entry, &entry_data_list);
  if (MMDB_SUCCESS != status) {
    return ret;
  }

  if (entry_data_list == nullptr) {
    return ret;
  }

  const char *field_name;
  switch (q) {
  case GEO_QUAL_COUNTRY:
    field_name = "country_code";
    break;
  case GEO_QUAL_ASN_NAME:
    field_name = "autonomous_system_organization";
    break;
  default:
    Error("Cripts: Unsupported field %d", q);
    return ret;
    break;
  }

  MMDB_entry_data_s entry_data;

  status = MMDB_get_value(&result.entry, &entry_data, field_name, NULL);
  if (MMDB_SUCCESS != status) {
    return ret;
  }
  ret = cripts::string(entry_data.utf8_string, entry_data.data_size);

  if (nullptr != entry_data_list) {
    MMDB_free_entry_data_list(entry_data_list);
  }

  return ret;
}