关闭系统防火墙和SELinux脚本

检查防火墙状态，是否安装防火墙，如果安装则关闭

关闭SELinux

清空iptables规则

#!/bin/bash
close_firewalld(){
code=$(systemctl status firewalld)

if [ ${code} -eq 0 ]
then
  systemctl stop firewalld
fi
}
close_selinux(){
sed -i  '/^SELINUX/s/=.*/=disabled/' /etc/selinux/config 
setenforce 0
}

close_iptables(){
iptables -F
service iptables  save
service iptables  restart
}
close_firewalld
close_selinux
close_iptables