Function runroot_handler

src/tscore/runroot.cc:175–212

handler for ts runroot this function set up runroot_file

// handler for ts runroot
// this function set up runroot_file
void
runroot_handler(const char **argv, bool json)
{
  std::string prefix = "--run-root";
  std::string path;

  // check if we have --run-root...
  std::string arg = {};

  int i = 0;
  while (argv[i]) {
    std::string_view command = argv[i];
    if (command.substr(0, prefix.size()) == prefix) {
      arg = command.data();
      break;
    }
    i++;
  }

  // if --run-root is provided
  if (!arg.empty() && arg != prefix) {
    // 1. pass in path
    prefix            += "=";
    std::string value  = arg.substr(prefix.size(), arg.size() - 1);
    path               = get_yaml_path(value);
    if (!path.empty()) {
      if (!json) {
        ink_notice("using command line path as RUNROOT");
      }
      runroot_file = path;
      return;
    } else if (!json) {
      ink_warning("Unable to access runroot: '%s'", value.c_str());
    }
  }

  runroot_extra_handling(argv[0], json);
}

// return a map of all path with default layout
std::unordered_map<std::string, std::string>