Function check_ip_alive

OpenHD/ohd_interface/src/microhard_link.cpp:328–350

}

bool check_ip_alive(const std::string& ip, int port = 23) {
  openhd::log::get_default()->warn("Checking if IP {} is alive on port {}", ip,
                                   port);

  int sockfd = socket(AF_INET, SOCK_STREAM, 0);
  if (sockfd < 0) {
    openhd::log::get_default()->warn("Failed to create socket for IP check: {}",
                                     ip);
    return false;
  }

  struct sockaddr_in addr = {AF_INET, htons(port), inet_addr(ip.c_str())};
  bool connected = connect(sockfd, (struct sockaddr*)&addr, sizeof(addr)) == 0;
  close(sockfd);

  if (connected) {
    openhd::log::get_default()->warn("IP {} is alive", ip);
  } else {
    openhd::log::get_default()->warn("IP {} is not alive", ip);
  }

  return connected;
}

std::string find_device_ip_gnd() {
  auto ip_addresses = get_ip_addresses(MICROHARD_IP_RANGE);