SpringBoot 通过 SSH 通道连接远程数据库

public static void main(String[] args) {
        try {
            //go();

                        JSch jsch = new JSch();
            Session session = jsch.getSession("", "", 22);   //ssh用户 ssh地址 ssh端口
//            lport = 3307;
//            rhost = "MYSQL_ADDRESS_YRL";
//            rport = 3306;
            session.setPassword("");   //ssh密码
            java.util.Properties config = new java.util.Properties();
            config.put("StrictHostKeyChecking", "no");
            session.setConfig(config);
            System.out.println("Establishing Connection...");
            session.connect();
            session.setPortForwardingL(REMOTE_PORT, "pc-bp174h1knw4hjtzvk.pg.polardb.rds.aliyuncs.com", LOCAl_PORT); 
            System.out.println("localhost:" );
        } catch (Exception ex) {
            ex.printStackTrace();
        }
        System.out.println("An example for updating a Row from Mysql Database!");
        Connection con = null;
        String driver = "org.postgresql.Driver";
        String url = "jdbc:postgresql://localhost:" + REMOTE_PORT + "/";//" + rhost +"
        String db = "";
        String dbUser = "";
        String dbPasswd = "";
        try {
            Class.forName(driver);
            con = DriverManager.getConnection(url + db, dbUser, dbPasswd);
            try {
                Statement st = con.createStatement();
                String sql = "select * from gxg.byl ";
                System.out.println("st:"+st.toString());
                ResultSet result = st.executeQuery(sql);
                System.out.println("result:"+result.toString());
                while (result.next()) {
                    System.out.println(result.getString("mobile") + " ");
                }
            } catch (SQLException s) {
                System.out.println("SQL statement is not executed!");
            }
        } catch (Exception e) {
            e.printStackTrace();
        }
    }

　　添加 Maven 依赖

　　    
　　com.jcraft
    jsch
    0.1.55

原文：https://www.cnblogs.com/nbkoo/p/15137519.html