{"id":460,"title":"centos7\u9632\u706b\u5899\u7aef\u53e3\u8bbe\u7f6e","good":0,"bad":0,"hit":2730,"created_at":"2020-05-22 09:45:51","content":"

https:\/\/www.cnblogs.com\/Sungeek\/p\/8257681.html<\/a><\/p>

Firewalld\u670d\u52a1<\/strong>\u662f\u7ea2\u5e3dRHEL7\u7cfb\u7edf\u4e2d\u9ed8\u8ba4\u7684\u9632\u706b\u5899\u7ba1\u7406\u5de5\u5177\uff0c\u7279\u70b9\u662f\u62e5\u6709\u8fd0\u884c\u65f6\u914d\u7f6e<\/strong>\u4e0e\u6c38\u4e45\u914d\u7f6e<\/strong>\u9009\u9879\u4e14\u80fd\u591f\u652f\u6301\u52a8\u6001\u66f4\u65b0\u4ee5\u53ca"zone"\u7684\u533a\u57df\u529f\u80fd\u6982\u5ff5\uff0c<\/p>

\u4f7f\u7528\u56fe\u5f62\u5316\u5de5\u5177firewall-config<\/strong>\u6216\u6587\u672c\u7ba1\u7406\u5de5\u5177firewall-cmd<\/strong><\/p>

1\u3001\u533a\u57df\u6982\u5ff5\u4e0e\u4f5c\u7528:<\/strong><\/h2>

\u3000\u9632\u706b\u5899\u7684\u7f51\u7edc\u533a\u57df\u5b9a\u4e49\u4e86\u7f51\u7edc\u8fde\u63a5\u7684\u53ef\u4fe1\u7b49\u7ea7\uff0c\u6211\u4eec\u53ef\u4ee5\u6839\u636e\u4e0d\u540c\u573a\u666f\u6765\u8c03\u7528\u4e0d\u540c\u7684firewalld\u533a\u57df\uff0c\u533a\u57df\u89c4\u5219\u6709\uff1a<\/p>

\"\"\/<\/p>

 \u7279\u522b\u9700\u8981\u6ce8\u610f\u7684\u662ffirewalld\u670d\u52a1\u6709\u4e24\u4efd\u89c4\u5219\u7b56\u7565\u914d\u7f6e\u8bb0\u5f55<\/strong>\uff0c\u5fc5\u9700\u8981\u80fd\u591f\u533a\u5206\uff1a<\/p>

\u3000\u3000\u3000\u3000RunTime<\/strong>:\u5f53\u524d\u6b63\u5728\u751f\u6548\u7684\u3002<\/p>

\u3000\u3000\u3000\u3000Permanent<\/strong>:\u6c38\u4e45\u751f\u6548\u7684\u3002<\/p>

\u5f53\u4e0b\u9762\u5b9e\u9a8c\u4fee\u6539\u7684\u662f\u6c38\u4e45\u751f\u6548\u7684\u7b56\u7565\u8bb0\u5f55\u65f6\uff0c\u5fc5\u987b\u6267\u884c"--reload<\/strong>"\u53c2\u6570\u540e\u624d\u80fd\u7acb\u5373\u751f\u6548\uff0c\u5426\u5219\u8981\u91cd\u542f\u540e\u518d\u751f\u6548\u3002<\/p>

2\u3001\u67e5\u770b\u5f53\u524d\u7684\u533a\u57df\uff1a<\/strong><\/h2>
[root@CentOS7 ~]# firewall-cmd --get-default-zone\npublic<\/pre>
3\u3001\u67e5\u8be2\u7f51\u5361\u7684\u533a\u57df\uff1a<\/strong><\/h2>
[root@Centos7 ~]# firewall-cmd --get-zone-of-interface=eno16777736\npublic<\/pre>
4\u3001\u5728public\u4e2d\u5206\u522b\u67e5\u8be2ssh\u4e0ehttp\u670d\u52a1\u662f\u5426\u88ab\u5141\u8bb8\uff1a<\/strong><\/h2>
[root@Centos7 ~]# firewall-cmd --zone=public --query-service=sshyes\n[root@Centos7 ~]# firewall-cmd --zone=public --query-service=http\nno<\/pre>
5\u3001\u5b9e\u4f8bA-\u5141\u8bb8https\u670d\u52a1\u6d41\u91cf\u901a\u8fc7public\u533a\u57df\uff0c\u8981\u6c42\u7acb\u5373\u751f\u6548\u4e14\u6c38\u4e45\u6709\u6548\uff1a<\/strong><\/h2>
\u3000\u3000\u65b9\u6cd5\u4e00:\u8bbe\u7f6e\u5f53\u524d\u751f\u6548\u7684\u89c4\u5219\uff1a<\/strong><\/p>
[root@Centos7 ~]# firewall-cmd --zone=public --add-service=https\nsuccess\n[root@Centos7 ~]# firewall-cmd --reload\nsuccess<\/pre>
\u3000\u3000\u65b9\u6cd5\u4e8c:\u8bbe\u7f6e\u6c38\u4e45\u751f\u6548\u7684\u89c4\u5219\uff1a<\/strong><\/p>
[root@Centos7 ~]# firewall-cmd --permanent --zone=public --add-service=https\nsuccess\n[root@Centos7 ~]# firewall-cmd --reload\nsuccess<\/pre>
6\u3001\u5b9e\u4f8bB-\u4e0d\u518d\u5141\u8bb8http\u670d\u52a1\u6d41\u91cf\u901a\u8fc7public\u533a\u57df\uff0c\u8981\u6c42\u7acb\u5373\u751f\u6548\u4e14\u6c38\u4e45\u751f\u6548\uff1a<\/strong><\/h2>
[root@Centos7 ~]# firewall-cmd --permanent --zone=public --remove-service=http\nsuccess\n\n[root@Centos7 ~]# firewall-cmd --reload \nsuccess<\/pre>
7\u3001\u5b9e\u4f8bC-\u5141\u8bb88080\u4e0e8081\u7aef\u53e3\u6d41\u91cf\u901a\u8fc7public\u533a\u57df\uff0c\u7acb\u5373\u751f\u6548\u4e14\u6c38\u4e45\u751f\u6548\uff1a<\/strong><\/h2>
[root@Centos7 ~]# firewall-cmd --permanent --zone=public --add-port=8080-8081\/tcp\nsuccess\n[root@Centos7 ~]# firewall-cmd --reload \nsuccess<\/pre>
8\u3001\u5b9e\u4f8bD-\u67e5\u770b\u6a21\u62df\u5b9e\u9a8c\u4e2d\u7684\u89c4\u5219\uff1a<\/strong><\/h2>
[root@Centos7 ~]# firewall-cmd --zone=public --list-services\ndhcpv6-client http https ssh\n[root@Centos7 ~]# firewall-cmd --zone=public --list-ports8080-8081\/tcp<\/pre>
9\u3001\u5b9e\u4f8bE\uff1a\u5c06\u8bbf\u95ee\u4e3b\u673a888\u7aef\u53e3\u7684\u8bf7\u6c42\u8f6c\u53d1\u81f322\u7aef\u53e3\uff1a<\/strong><\/h2>
[root@Centos7 ~]# firewall-cmd --permanent --zone=public --add-forward-port=port=888:proto=tcp:toport=22:toaddr=192.168.0.100success\n[root@Centos7 ~]# firewall-cmd --reload \nsuccess<\/pre>
10\u3001\u4f8b\u5982\u5b89\u88c5Nagios\u540e\uff0c\u8981\u5f00\u653e5666\u7aef\u53e3\u4e0e\u670d\u52a1\u5668\u8fde\u63a5\uff0c\u547d\u4ee4\u5982\u4e0b\uff1a<\/h2>
\"\u590d\u5236\u4ee3\u7801\"\/<\/a><\/span><\/p>
#\u4e34\u65f6\u751f\u6548\n[root@centos7 ~]# firewall-cmd --add-port=5666\/tcp\nsuccess\n#\u8fd9\u91cc\u4e5f\u53ef\u4ee5\u662f\u4e00\u4e2a\u7aef\u53e3\u8303\u56f4\uff0c\u59821000-2000\/tcp\n[root@centos7 ~]# firewall-cmd --add-port=1000-2000\/tcp\nsuccess\n#\u6c38\u4e45\u751f\u6548\u5199\u5165\u914d\u7f6e\u6587\u4ef6\n[root@centos7 ~]# firewall-cmd --permanent --add-port=5666\/tcp\nsuccess\n#\u91cd\u65b0\u52a0\u8f7d\u9632\u706b\u5899\u914d\u7f6e \n[root@centos7 ~]# firewall-cmd --reload\nsuccess<\/pre>
\"\u590d\u5236\u4ee3\u7801\"\/<\/a><\/span><\/p>
11\u3001\u4f8b\u5982\u9700\u8981\u5bf9\u6307\u5b9a\u7684ip\u5f00\u653ehttp\u670d\u52a1\uff0c\u6307\u5b9a\u7684ip\u5f00\u653e3306\u7aef\u53e3\uff0c\u547d\u4ee4\u5982\u4e0b\uff1a<\/strong><\/span><\/h2>
firewall-cmd --permanent --zone=public --add-rich-rule='rule family="ipv4" source address="172.17.0.1\/16" port port="3306" protocol="tcp" accept'firewall-cmd --permanent --zone=public --add-rich-rule='rule family="ipv4" source address="192.168.0.4\/24" service name="http" accept"'<\/pre>
12\u3001CentOS7\u5feb\u901f\u5f00\u653e\u7aef\u53e3\uff1a<\/strong><\/span><\/h2>
CentOS\u5347\u7ea7\u52307\u4e4b\u540e\uff0c\u53d1\u73b0\u65e0\u6cd5\u4f7f\u7528iptables\u63a7\u5236Linuxs\u7684\u7aef\u53e3\uff0cbaidu\u4e4b\u540e\u53d1\u73b0Centos 7\u4f7f\u7528firewalld\u4ee3\u66ff\u4e86\u539f\u6765\u7684iptables\u3002\u4e0b\u9762\u8bb0\u5f55\u5982\u4f55\u4f7f\u7528firewalld\u5f00\u653eLinux\u7aef\u53e3\uff1a<\/p>
\u5f00\u542f\u7aef\u53e3\uff1a<\/strong><\/span><\/p>
[root@centos7 ~]# firewall-cmd --permanent --zone=public --add-port=80\/tcp<\/pre>
\u53d6\u6d88\u7aef\u53e3\u5f00\u653e:<\/span><\/strong><\/p>
[root@centos7 ~]# firewall-cmd --permanent --zone=public --remove-port=80\/tcp<\/pre>
\u67e5\u8be2\u7aef\u53e3\u53f780 \u662f\u5426\u5f00\u542f:<\/span><\/strong><\/p>
[root@centos7 ~]# firewall-cmd --query-port=80\/tcp<\/pre>
\u67e5\u8be2\u6709\u54ea\u4e9b\u7aef\u53e3\u662f\u5f00\u542f\u7684:<\/span><\/strong><\/p>
[root@centos7 ~]# firewall-cmd --list-port<\/pre>
\"\"\/<\/span><\/strong><\/p>
\u547d\u4ee4\u542b\u4e49\uff1a<\/strong><\/strong><\/p>
--zone #\u4f5c\u7528\u57df--add-port=80\/tcp #\u6dfb\u52a0\u7aef\u53e3\uff0c\u683c\u5f0f\u4e3a\uff1a\u7aef\u53e3\/\u901a\u8baf\u534f\u8bae--permanent #\u6c38\u4e45\u751f\u6548\uff0c\u6ca1\u6709\u6b64\u53c2\u6570\u91cd\u542f\u540e\u5931\u6548<\/p>
\u91cd\u542f\u9632\u706b\u5899<\/strong><\/p>
[root@centos7 ~]# firewall-cmd --reload<\/pre>
13\u3001CentOS6\u9632\u706b\u5899\u5f00\u653e\u7aef\u53e3\uff1a<\/strong><\/span><\/h2>
\u5728\u6211\u4eec\u4f7f\u7528CentOS\u7cfb\u7edf\u7684\u65f6\u5019\uff0cCentOS\u9632\u706b\u5899\u6709\u65f6\u662f\u9700\u8981\u6539\u53d8\u8bbe\u7f6e\u7684\u3002CentOS\u9632\u706b\u5899\u9ed8\u8ba4\u662f\u6253\u5f00\u7684\uff0c\u8bbe\u7f6eCentOS\u9632\u706b\u5899\u5f00\u653e\u7aef\u53e3\u65b9\u6cd5\u5982\u4e0b\uff1a<\/p>
\u6253\u5f00iptables\u7684\u914d\u7f6e\u6587\u4ef6\uff1avi \/etc\/sysconfig\/iptables<\/strong><\/p>
\u4fee\u6539CentOS\u9632\u706b\u5899\u65f6\u6ce8\u610f\uff1a\u4e00\u5b9a\u8981\u7ed9\u81ea\u5df1\u7559\u597d\u540e\u8def,\u7559VNC\u4e00\u4e2a\u7ba1\u7406\u7aef\u53e3\u548cSSh\u7684\u7ba1\u7406\u7aef\u53e3<\/p>
\u4e0b\u9762\u662f\u4e00\u4e2aiptables\u7684\u793a\u4f8b\uff1a<\/p>
\"\u590d\u5236\u4ee3\u7801\"\/<\/a><\/span><\/p>
# Firewall configuration written by system-config-securitylevel\n# Manual customization of this file is not recommended.*filter\n:INPUT ACCEPT [0:0]\n:FORWARD ACCEPT [0:0]\n:OUTPUT ACCEPT [0:0]\n:RH-Firewall-1-INPUT - [0:0]-A INPUT -j RH-Firewall-1-INPUT-A FORWARD -j RH-Firewall-1-INPUT-A RH-Firewall-1-INPUT -i lo -j ACCEPT-A RH-Firewall-1-INPUT -p icmp \u2013icmp-type any -j ACCEPT-A RH-Firewall-1-INPUT -p 50 -j ACCEPT-A RH-Firewall-1-INPUT -p 51 -j ACCEPT-A RH-Firewall-1-INPUT -m state \u2013state ESTABLISHED,RELATED -j ACCEPT-A RH-Firewall-1-INPUT -m state \u2013state NEW -m tcp -p tcp \u2013dport 53 -j ACCEPT-A RH-Firewall-1-INPUT -m state \u2013state NEW -m udp -p udp \u2013dport 53 -j ACCEPT-A RH-Firewall-1-INPUT -m state \u2013state NEW -m tcp -p tcp \u2013dport 22 -j ACCEPT-A RH-Firewall-1-INPUT -m state \u2013state NEW -m tcp -p tcp \u2013dport 25 -j ACCEPT-A RH-Firewall-1-INPUT -m state \u2013state NEW -m tcp -p tcp \u2013dport 80 -j ACCEPT-A RH-Firewall-1-INPUT -m state \u2013state NEW -m tcp -p tcp \u2013dport 443 -j ACCEPT-A RH-Firewall-1-INPUT -j REJECT \u2013reject-with icmp-host-prohibited\nCOMMIT<\/pre>
\"\u590d\u5236\u4ee3\u7801\"\/<\/a><\/span><\/p>
\u4fee\u6539CentOS\u9632\u706b\u5899\u9700\u8981\u6ce8\u610f\u7684\u662f\uff0c\u4f60\u5fc5\u987b\u6839\u636e\u81ea\u5df1\u670d\u52a1\u5668\u7684\u60c5\u51b5\u6765\u4fee\u6539\u8fd9\u4e2a\u6587\u4ef6\u3002<\/p>
\u4e3e\u4f8b\u6765\u8bf4\uff0c\u5982\u679c\u4f60\u4e0d\u5e0c\u671b\u5f00\u653e80\u7aef\u53e3\u63d0\u4f9bweb\u670d\u52a1\uff0c\u90a3\u4e48\u5e94\u8be5\u76f8\u5e94\u7684\u5220\u9664\u8fd9\u4e00\u884c\uff1a-A RH-Firewall-1-INPUT -m state \u2013state NEW -m tcp -p tcp \u2013dport 80 -j ACCEPT<\/p>
\u5168\u90e8\u4fee\u6539\u5b8c\u4e4b\u540e\u91cd\u542fiptables:service iptables restart<\/p>
\u4f60\u53ef\u4ee5\u9a8c\u8bc1\u4e00\u4e0b\u662f\u5426\u89c4\u5219\u90fd\u5df2\u7ecf\u751f\u6548\uff1aiptables -L<\/p>
\u8fd9\u6837\uff0c\u6211\u4eec\u5c31\u5b8c\u6210\u4e86CentOS\u9632\u706b\u5899\u7684\u8bbe\u7f6e\u4fee\u6539\u3002<\/p>
<\/p>"}