php control linux server common functions shutdown restart open a new site

php has an system method that calls system commands.
Create a script (metaphor /root/ reboot_server.sh) and restart it.

 
#!/bin/bash 
reboot 

Give him authority 4755
chown root:root /root/reboot_server.sh
chmod 4755 /root/reboot_server.sh
chmod 4777 /sbin/reboot

In php, find a way to make the following call

 
<?php 
system("/root/reboot_server.sh"); 
?> 

Other functions are similar! Build your own virtual machine! Don't really hang out on the server