CentOS Linux release 7.7.1908 (Core) 防火墙失效， 离线升级firewalld

1、下载离线包

https://www.aliyundrive.com/s/mJWQ522pnFw firewalld

2、安装相关依赖包和防火墙

rpm -ivh ebtables-2.0.10-13.el7.x86_64.rpm
rpm -ivh libselinux-python-2.2.2-6.el7.x86_64.rpm
rpm -ivh python-slip-0.4.0-2.el7.noarch.rpm
rpm -ivh python-slip-dbus-0.4.0-2.el7.noarch.rpm

rpm -ivh firewalld-0.3.9-14.el7.noarch.rpm --nodeps --force

3、相关操作命令

1、放开端口

firewall-cmd --zone=public --add-port=80/tcp --permanent

systemctl restart firewalld.service

2、针对特定ip放开特定端口

firewall-cmd --permanent --add-rich-rule="rule family=ipv4 source address=11.64.221.10 port port=3306 protocol=tcp accept"

firewall-cmd --reload