java 调用启动远程shell脚本，启动spark

1 依赖

<!--远程调用shell-->
<dependency>
<groupId>ch.ethz.ganymed</groupId>
<artifactId>ganymed-ssh2</artifactId>
<version>build210</version>
</dependency>

2 shell-java工具类

package com.xinyi.spark.analysis.utils;/**
* @Author: liang.he
* @Desc:
* @Date: Created in 10:37 2018/5/11
*/

import ch.ethz.ssh2.Connection;
import ch.ethz.ssh2.Session;

import java.io.IOException;
import java.io.InputStream;
import java.nio.charset.Charset;

/**
* @Author: liang.he
* @Desc:
* @Date: Created in 10:37 2018/5/11
*/
public class RemoteShellTool {
private Connection conn;
private String ip;
private String charset = Charset.defaultCharset().toString();
private String userName;
private String password;

public RemoteShellTool(String ip, String userName, String password, String charset) {
this.ip = ip;
this.charset = charset;
this.userName = userName;
this.password = password;
}

public boolean login() throws IOException {
conn = new Connection(ip);
conn.getPort();
conn.connect();
return conn.authenticateWithPassword(userName,password);
}

public String exec (String cmds){
InputStream in = null;
String result = "";
try {
if(!this.login()){
System.out.println("登陆失败！");
return "error";
}
Session session = conn.openSession();
session.execCommand(cmds);

in = session.getStdout();
result = this.processSedout(in,this.charset);
session.close();
conn.close();
} catch (IOException e) {
e.printStackTrace();
}
return result;
}

public String processSedout(InputStream in,String charset){
byte[] buf = new byte[1024];
StringBuffer sb = new StringBuffer();
try {
while (in.read(buf)!=-1){
sb.append(new String(buf,charset));
}
} catch (IOException e) {
e.printStackTrace();
}
return sb.toString();
}
}

3 测试调用测试

package spark_recordinfo.spark_recordinfo;/**
* @Author: liang.he
* @Desc:
* @Date: Created in 10:33 2018/5/11
*/

import com.xinyi.spark.analysis.utils.RemoteShellTool;

/**
* @Author: liang.he
* @Desc:
* @Date: Created in 10:33 2018/5/11
*/
public class ShellTest {
public static void main(String[] args) {

RemoteShellTool shellTool = new RemoteShellTool("ip","root","pswd","utf-8");
String result1 = shellTool.exec("/opt/test/test.sh ");
System.out.println(result1);
}
}