execution sudo iptables avec java
salut à tous,
je trouve un programme qu'execute la commande shell de linux en java,
tout les commandes marchent bien mais j'ai un probleme au niveau de iptables.
voir le code main:
Code:
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public class iptables {
public static void main(String args[])
{
try{
Runtime runtime = Runtime.getRuntime();
//String cmdline= "sh ~/home/atoui/iptables.sh";
//String[] cmd1 = { "/bin/sh", "-c", "ping 192.168.1.1"};
String[] cmd = { "/bin/sh", "-c", "sudo iptables -A INPUT -d 192.168.1.7 -j DROP >fichier.txt" };
Process p = runtime.exec(cmd);
Thread stdTh = new InputStreamConsumerThread("STDStream", p.getInputStream(), System.out);
Thread errTh = new InputStreamConsumerThread("ErrorStream", p.getErrorStream(), System.out);
errTh.start();
stdTh.start();
// Attends la fin du process
p.waitFor();
}catch(Exception e) {
System.out.println("erreur d'execution");
}
}
} |
et la class InputStreamConsumerThread:
Code:
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import java.io.OutputStream;
import java.io.InputStream;
import java.io.IOException;
public class InputStreamConsumerThread
extends Thread
{
private InputStream _in;
private OutputStream _out;
public InputStreamConsumerThread(ThreadGroup group, String name, InputStream in, OutputStream out)
{
super(group, name);
setDaemon(true);
if ( in == null )
{
throw new IllegalArgumentException("InputStream argument cannot be null");
}
_in = in;
_out = out;
}
public InputStreamConsumerThread(String name, InputStream in, OutputStream out)
{
this(null, name, in, out);
}
public void run()
{
byte[] buf = new byte[512];
int count = 0;
try
{
while ( (count = _in.read(buf)) != -1 )
{
if ( _out != null )
{
_out.write(buf, 0, count);
}
}
}
catch (IOException e)
{
e.printStackTrace();
}
}
} |
il m'affiche l'erreur suivant:
sudo: no tty present and no askpass program specified
le probleme est au niveau de sudo.
aider moi svp.
merci.
