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consul atomikos mybatisplus druid nexus nas named bind mysqldump acme.sh Dockerfile rsync keepalived swarm kibana ubuntu linux scp bugfix https ssl certbot curl gogs adminer harbor yum portainer python kubernetes idea java springboot maven docker-compose redis nginx mysql brew git chocolatey jenkins elasticsearch docker haproxy rabbitmq centos

CentOS7 查看和关闭系统防火墙

发表于 2019-03-14 | 分类于 运维 | 0 | 阅读次数 425

检查防火墙当前状态

systemctl status firewalld

● firewalld.service - firewalld - dynamic firewall daemon
   Loaded: loaded (/usr/lib/systemd/system/firewalld.service; enabled; vendor preset: enabled)
   Active: active (running) since 四 2019-03-14 09:03:01 CST; 10min ago
     Docs: man:firewalld(1)
 Main PID: 9059 (firewalld)
    Tasks: 2
   CGroup: /system.slice/firewalld.service
           └─9059 /usr/bin/python -Es /usr/sbin/firewalld --nofork --nopid

Active: active(running) 正在运行

停止防火墙 且 禁用开机启动

systemctl stop firewalld && systemctl disable firewalld

Removed symlink /etc/systemd/system/multi-user.target.wants/firewalld.service.
Removed symlink /etc/systemd/system/dbus-org.fedoraproject.FirewallD1.service.

再次检查防火墙状态

systemctl status firewalld

● firewalld.service - firewalld - dynamic firewall daemon
   Loaded: loaded (/usr/lib/systemd/system/firewalld.service; enabled; vendor preset: enabled)
   Active: inactive (dead) since 四 2019-03-14 09:15:35 CST; 2s ago
     Docs: man:firewalld(1)
  Process: 9059 ExecStart=/usr/sbin/firewalld --nofork --nopid $FIREWALLD_ARGS (code=exited, status=0/SUCCESS)
 Main PID: 9059 (code=exited, status=0/SUCCESS)
3月 14 09:02:57 localhost.localdomain systemd[1]: Starting firewalld - dynamic firewall daemon...
3月 14 09:03:01 localhost.localdomain systemd[1]: Started firewalld - dynamic firewall daemon.
3月 14 09:15:35 localhost.localdomain systemd[1]: Stopped firewalld - dynamic firewall daemon. 

Active: inactive (dead) 已经停止

ps 防火墙常用命令

查看已经开放的端口:

firewall-cmd --list-ports

开启端口

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

命令含义: –zone #作用域 –add-port=80/tcp #添加端口,格式为:端口/通讯协议 –permanent #永久生效,没有此参数重启后失效

重启firewall

firewall-cmd --reload 
  • 本文作者: blank
  • 本文链接: https://blankhang.com/2019/03/14/1552526363638
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# consul # atomikos # mybatisplus # druid # nexus # nas # named # bind # mysqldump # acme.sh # Dockerfile # rsync # keepalived # swarm # kibana # ubuntu # linux # scp # bugfix # https # ssl # certbot # curl # gogs # adminer # harbor # yum # portainer # python # kubernetes # idea # java # springboot # maven # docker-compose # redis # nginx # mysql # brew # git # chocolatey # jenkins # elasticsearch # docker # haproxy # rabbitmq # centos
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