connexion telnet pas de réponse
Bonjour,
j'essai de creer une connection telnet avec un switch mais je ne sais pas si je suis bien connecté ou pas je n'ai aucune réponse aucun message d'erreur rien...
Code:
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public class telnet extends HttpServlet {
public static Socket connection;
public static OutputStream out;
public static InputStream in;
public static byte [] b = new byte[] {(byte)10,(byte)247,(byte)126,(byte)244};
public void socketConnect(byte [] b, int intPort){
try {
//create new socket
connection = new Socket( InetAddress.getByAddress( b ), intPort );
} catch (UnknownHostException uhe ) {
System.exit(1);
}
catch (IOException ioe ) {
System.out.println("error : " + ioe);
System.exit(1);
}
}
//This void will create IO streams (required to send data through your socket):
public void createIOStreams(){
try{
out = connection.getOutputStream();
in = connection.getInputStream();
} catch (IOException ioe ) {
System.exit(1);
}
}/*
public void disconnect() {
try {
telnet.disconnect();
}
catch( Exception e ) {
e.printStackTrace();
}
}*/
//Reading from the server:
public void readReply() throws ClassNotFoundException, IOException{
try{
byte[] buffer = new byte[4096];
int bytes_read;
// Read server response and determine response length
bytes_read = in.read(buffer);
//Convert response to string
String strResponse = new String(buffer,0,bytes_read);
System.out.println(strResponse);
}
catch(Exception e){}
}
//Sending to server:
public void sendMessage(String strInstruction){
// send strInstruction to server
try{
// Convert string to array of type byte
byte[] buffer = strInstruction.getBytes();
// Send to server
out.write(buffer);
} catch (IOException ioe ) {
System.exit(1);}//end catch
//end fun
}
public void doGet(HttpServletRequest request, HttpServletResponse response) throws IOException, ServletException
{
try
{
response.setContentType("text/html");
PrintWriter out = response.getWriter();
out.println("t");
telnet t1=new telnet();
t1.socketConnect(b,23);
t1.sendMessage("log");
t1.sendMessage("pass");
t1.sendMessage("display current-configuration");
t1.createIOStreams();
t1.readReply();
}
catch( Exception e )
{
e.printStackTrace();
}
}
public void doPost(HttpServletRequest request, HttpServletResponse response) throws ServletException, IOException
{
doGet(request, response);
}
} |
Merci d'avance pour votre aide
