* 1. 修改/etc/sudoers文件，在其中添加一行：
* username ALL=(ALL) NOPASSWD:ALL
* 其中，"username"是需要运行这个程序的用户名。
/bin/bash -c echo password |sudo -S command
Shell（JSCH）工具类：
package cn.bywin.cbvsp.common.utils;
import cn.bywin.cbvsp.DAL.BO.po.MyUserInfo;
import com.jcraft.jsch.*;
import java.io.BufferedReader;
import java.io.IOException;
import java.io.InputStreamReader;
import java.util.ArrayList;
/**
* @author linbin
* @create 2019-03-19 10:06
*/
public class Shell {
//远程主机的ip地址
private String ip;
//远程主机登录用户名
private String username;
//远程主机的登录密码
private String password;
//设置ssh连接的远程端口
public static final int DEFAULT_SSH_PORT = 22;
//保存输出内容的容器
private ArrayList stdout;
public Shell() {
}
/**
* 初始化登录信息
*
* @param ip
* @param username
* @param password
*/
public Shell(final String ip, final String username, final String password) {
this.ip = ip;
this.username = username;
this.password = password;
stdout = new ArrayList();
}
/**
* 执行shell命令
*
* @param command
* @return
*/
//原本是 execute(final String command)
public int execute(String command) {
int returnCode = 0;
JSch jsch = new JSch();
MyUserInfo userInfo = new MyUserInfo();
try {
//创建session并且打开连接，因为创建session之后要主动打开连接
Session session = jsch.getSession(username, ip, DEFAULT_SSH_PORT);
session.setPassword(password);
session.setUserInfo(userInfo);
session.connect();
//打开通道，设置通道类型，和执行的命令
Channel channel = session.openChannel("exec");
ChannelExec channelExec = (ChannelExec) channel;
channelExec.setCommand(command);
channelExec.setInputStream(null);
BufferedReader input = new BufferedReader(new InputStreamReader
(channelExec.getInputStream()));
channelExec.connect();
System.out.println("The remote command is :" + command);
//接收远程服务器执行命令的结果
String line;
while ((line = input.readLine()) != null) {
stdout.add(line);
}
input.close();
// 得到returnCode
if (channelExec.isClosed()) {
returnCode = channelExec.getExitStatus();
// 关闭通道
channelExec.disconnect();
//关闭session
session.disconnect();
}
} catch (JSchException e) {
// TODO Auto-generated catch block
e.printStackTrace();
} catch (Exception e) {
e.printStackTrace();
}
return returnCode;
}
public static ChannelExec getCommandResult(Session session, String command) throws JSchException, IOException {
ChannelExec channelExec = (ChannelExec) session.openChannel("exec");
channelExec.setCommand(command);
channelExec.setInputStream(null);
channelExec.setErrStream(System.err);
channelExec.connect();
/*if (null != session) {
session.disconnect();
}*/
return channelExec;
}
/**
* get stdout
*
* @return
*/
public ArrayList getStandardOutput() {
return stdout;
}
}
执行代码：
public static void main(String[] args) {
Shell shell = new Shell("192.168.161.152","root","linbinbhs7");
shell.execute("/bin/bash -c echo linbinbhs7 |sudo -S ls");
ArrayList graphicsCardNames = shell.getStandardOutput();
graphicsCardNames.forEach(e->{
System.out.println(e);
});
}
删除指定时间的文件
public class TestShell {
public static void main(String[] args) {
Shell shell = new Shell("192.168.96.136","developer","de183!!!");
shell.execute("/bin/bash -c echo de183!!! |sudo -S find /home/developer/temp -type f -mmin +1 -exec rm -rfv {} \\; > /home/developer/temp/nohup.out;");
ArrayList graphicsCardNames = shell.getStandardOutput();
graphicsCardNames.forEach(System.out::println);
}
}