package net.schmizz.sshj.examples;
import net.schmizz.keepalive.KeepAliveProvider;
import net.schmizz.sshj.DefaultConfig;
import net.schmizz.sshj.SSHClient;
import net.schmizz.sshj.connection.channel.direct.Session;
import net.schmizz.sshj.transport.verification.PromiscuousVerifier;
import java.io.IOException;
import java.util.concurrent.CountDownLatch;
/** This examples demonstrates how to setup keep-alive to detect connection dropping. */
public class KeepAlive {
public static void main(String... args)
throws IOException, InterruptedException {
DefaultConfig defaultConfig = new DefaultConfig();
defaultConfig.setKeepAliveProvider(KeepAliveProvider.KEEP_ALIVE);
final SSHClient ssh = new SSHClient(defaultConfig);
try {
ssh.addHostKeyVerifier(new PromiscuousVerifier());
ssh.connect(args[0]);
ssh.getConnection().getKeepAlive().setKeepAliveInterval(5); //every 60sec
ssh.authPassword(args[1], args[2]);
Session session = ssh.startSession();
session.allocateDefaultPTY();
new CountDownLatch(1).await();
try {
session.allocateDefaultPTY();
} finally {
session.close();
}
} finally {
ssh.disconnect();
}
}
}