package com.nihaorz.jsch;

import com.jcraft.jsch.Channel;

import com.jcraft.jsch.ChannelExec;

import com.jcraft.jsch.JSch;

import com.jcraft.jsch.JSchException;

import com.jcraft.jsch.Session;

import java.io.IOException;

import java.io.InputStream;

/**

 * Created by Nihaorz on 2017/5/9.

 */

public class Test {

    public static void main(String[] args) throws JSchException, IOException {

        String command = "service tomcat6 status";

        JSch jsch = new JSch();

        Session session = jsch.getSession("root", "omgr.gfstack.geo", 22);

        session.setPassword("123456");

        session.setConfig("StrictHostKeyChecking", "no");

        session.connect(60 * 1000);

        Channel channel = session.openChannel("exec");

        ((ChannelExec) channel).setCommand(command);

        channel.setInputStream(null);

        ((ChannelExec) channel).setErrStream(System.err);

        InputStream in = channel.getInputStream();

        channel.connect();

        byte[] tmp = new byte[1024];

        while (true) {

            while (in.available() > 0) {

                int i = in.read(tmp, 0, 1024);

                if (i < 0) break;

                System.out.print(new String(tmp, 0, i));

            }

            if (channel.isClosed()) {

                if (in.available() > 0) continue;

                System.out.println("exit-status: " + channel.getExitStatus());

                break;

            }

            try {

                Thread.sleep(1000);

            } catch (Exception ee) {

            }

        }

        channel.disconnect();

        session.disconnect();

    }

}