systemctl start firewalld.service
（以下红色字体需要根据实际情况修改）
（1） Postgresql端口设置。允许192.168.142.166访问5432端口
firewall-cmd --permanent --add-rich-rule="rule family="ipv4" source address="192.168.142.166" port protocol="tcp" port="5432" accept"
（2）redis端口设置。允许192.168.142.166访问6379端口
firewall-cmd --permanent --add-rich-rule="rule family="ipv4" source address="192.168.142.166" port protocol="tcp" port="6379" accept"
（3）beanstalkd端口设置。允许192.168.142.166访问11300端口
firewall-cmd --permanent --add-rich-rule="rule family="ipv4" source address="192.168.142.166" port protocol="tcp" port="11300" accept"
systemctl restart firewalld.service
firewall-cmd --list-all
示例：
firewall-cmd --permanent --remove-rich-rule="rule family="ipv4" source address="192.168.142.166" port protocol="tcp" port="11300" accept" systemctl restart firewalld.service