JAVA实现远程SSH连接linux并执行命令

标签：java

package com.codeconch.ssh;


import java.io.BufferedReader;
import java.io.IOException;
import java.io.InputStream;
import java.io.InputStreamReader;

import com.jcraft.jsch.ChannelExec;
import com.jcraft.jsch.JSch;
import com.jcraft.jsch.JSchException;
import com.jcraft.jsch.Session;

/**
 * SSH工具类
 * @author 赵聪慧
 * 2013-4-7
 */
public class SSHHelper {
	
	/**
	 * 远程 执行命令并返回结果调用过程 是同步的（执行完才会返回）
	 * @param host	主机名
	 * @param user	用户名
	 * @param psw	密码
	 * @param port	端口
	 * @param command	命令
	 * @return
	 */
	public static String exec(String host,String user,String psw,int port,String command){
		String result="";
		Session session =null;
		ChannelExec openChannel =null;
		try {
			JSch jsch=new JSch();
			session = jsch.getSession(user, host, port);
			java.util.Properties config = new java.util.Properties();
			config.put("StrictHostKeyChecking", "no");
			session.setConfig(config);
			session.setPassword(psw);
			session.connect();
			openChannel = (ChannelExec) session.openChannel("exec");
			openChannel.setCommand(command);
			int exitStatus = openChannel.getExitStatus();
			System.out.println(exitStatus);
			openChannel.connect();  
            InputStream in = openChannel.getInputStream();  
            BufferedReader reader = new BufferedReader(new InputStreamReader(in));  
            String buf = null;
            while ((buf = reader.readLine()) != null) {
            	result+= new String(buf.getBytes("gbk"),"UTF-8")+"    <br>\r\n";  
            }  
		} catch (JSchException | IOException e) {
			result+=e.getMessage();
		}finally{
			if(openChannel!=null&&!openChannel.isClosed()){
				openChannel.disconnect();
			}
			if(session!=null&&session.isConnected()){
				session.disconnect();
			}
		}
		return result;
	}
	
	
	
	public static void main(String args[]){
		String exec = exec("192.168.1.254", "root", "123456", 22, "sleep 20;ls;");
		System.out.println(exec);	
	}
}

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JAVA实现远程SSH连接linux并执行命令

标签：java

原文地址：http://blog.csdn.net/lzrzhao/article/details/30745255