Useful for single quick operations on a host (like sending a command)
/**
* Sends data over TCP/IP to the specified host
* and returns host reply (limited to 1024 chars)
* @param string $hostIP
* @param int $hostPort
* @param string $data
* @return string
*/
private function sendDataToHost(string $hostIP, int $hostPort, string $data){
$socket = socket_create(AF_INET, SOCK_STREAM, SOL_TCP);
$resp = "";
if(!is_resource($socket)){
try{
socket_connect($socket, $hostIP, $hostPort);
socket_write($socket, $data);
$resp = socket_read($socket, 1024);
}catch(\Exception $e){
//Error while connecting socket
}
socket_close($socket);
}else{
//Error creating the socket
}
return $resp;
}