{"id":42842,"date":"2024-10-04T06:07:07","date_gmt":"2024-10-03T22:07:07","guid":{"rendered":"https:\/\/server.hk\/cnblog\/42842\/"},"modified":"2024-10-04T06:07:07","modified_gmt":"2024-10-03T22:07:07","slug":"centos-7-%e4%b8%8b%e4%bd%bf%e7%94%a8-firewall-%e9%98%b2%e7%81%ab%e7%89%86","status":"publish","type":"post","link":"https:\/\/server.hk\/cnblog\/42842\/","title":{"rendered":"CentOS 7 \u4e0b\u4f7f\u7528 Firewall \u9632\u706b\u7246"},"content":{"rendered":"

CentOS 7 \u4e0b\u4f7f\u7528 Firewall \u9632\u706b\u7246<\/h1>\n

\u5728\u7576\u4eca\u7684\u7db2\u7d61\u74b0\u5883\u4e2d\uff0c\u5b89\u5168\u6027\u662f\u6bcf\u500b\u4f3a\u670d\u5668\u7ba1\u7406\u54e1\u5fc5\u9808\u91cd\u8996\u7684\u554f\u984c\u3002CentOS 7 \u4f5c\u70ba\u4e00\u500b\u6d41\u884c\u7684 Linux \u767c\u884c\u7248\uff0c\u63d0\u4f9b\u4e86\u5f37\u5927\u7684\u9632\u706b\u7246\u529f\u80fd\uff0c\u5e6b\u52a9\u7528\u6236\u4fdd\u8b77\u5176\u4f3a\u670d\u5668\u514d\u53d7\u672a\u7d93\u6388\u6b0a\u7684\u8a2a\u554f\u3002\u672c\u6587\u5c07\u4ecb\u7d39\u5982\u4f55\u5728 CentOS 7 \u4e2d\u4f7f\u7528 FirewallD \u4f86\u914d\u7f6e\u548c\u7ba1\u7406\u9632\u706b\u7246\u3002<\/p>\n

\u4ec0\u9ebc\u662f FirewallD\uff1f<\/h2>\n

FirewallD \u662f\u4e00\u500b\u52d5\u614b\u7684\u9632\u706b\u7246\u7ba1\u7406\u5de5\u5177\uff0c\u53d6\u4ee3\u4e86\u50b3\u7d71\u7684 iptables\u3002\u5b83\u63d0\u4f9b\u4e86\u4e00\u500b\u7c21\u55ae\u7684\u547d\u4ee4\u884c\u754c\u9762\uff0c\u4e26\u652f\u6301\u5340\u57df\u548c\u670d\u52d9\u7684\u6982\u5ff5\uff0c\u4f7f\u5f97\u9632\u706b\u7246\u7684\u914d\u7f6e\u66f4\u52a0\u9748\u6d3b\u548c\u6613\u65bc\u7ba1\u7406\u3002<\/p>\n

\u5b89\u88dd\u548c\u555f\u7528 FirewallD<\/h2>\n

\u5728 CentOS 7 \u4e2d\uff0cFirewallD \u901a\u5e38\u662f\u9810\u88dd\u7684\uff0c\u4f46\u5982\u679c\u672a\u5b89\u88dd\uff0c\u53ef\u4ee5\u901a\u904e\u4ee5\u4e0b\u547d\u4ee4\u9032\u884c\u5b89\u88dd\uff1a<\/p>\n

sudo yum install firewalld<\/code><\/pre>\n
\u5b89\u88dd\u5b8c\u6210\u5f8c\uff0c\u53ef\u4ee5\u4f7f\u7528\u4ee5\u4e0b\u547d\u4ee4\u555f\u52d5 FirewallD\uff1a<\/p>\n
sudo systemctl start firewalld<\/code><\/pre>\n
\u70ba\u4e86\u78ba\u4fdd FirewallD \u5728\u7cfb\u7d71\u555f\u52d5\u6642\u81ea\u52d5\u555f\u52d5\uff0c\u53ef\u4ee5\u4f7f\u7528\u4ee5\u4e0b\u547d\u4ee4\uff1a<\/p>\n
sudo systemctl enable firewalld<\/code><\/pre>\n
\u6aa2\u67e5 FirewallD \u72c0\u614b<\/h2>\n
\u8981\u6aa2\u67e5 FirewallD \u7684\u904b\u884c\u72c0\u614b\uff0c\u53ef\u4ee5\u4f7f\u7528\u4ee5\u4e0b\u547d\u4ee4\uff1a<\/p>\n
sudo systemctl status firewalld<\/code><\/pre>\n
\u5982\u679c FirewallD \u6b63\u5728\u904b\u884c\uff0c\u60a8\u5c07\u770b\u5230\u985e\u4f3c\u65bc\u4ee5\u4e0b\u7684\u8f38\u51fa\uff1a<\/p>\n
\u25cf firewalld.service - firewalld - dynamic firewall daemon\n   Loaded: loaded (\/usr\/lib\/systemd\/system\/firewalld.service; enabled; vendor preset: disabled)\n   Active: active (running)<\/code><\/pre>\n
\u57fa\u672c\u7684\u9632\u706b\u7246\u914d\u7f6e<\/h2>\n
\u67e5\u770b\u7576\u524d\u7684\u9632\u706b\u7246\u898f\u5247<\/h3>\n
\u8981\u67e5\u770b\u7576\u524d\u7684\u9632\u706b\u7246\u898f\u5247\uff0c\u53ef\u4ee5\u4f7f\u7528\u4ee5\u4e0b\u547d\u4ee4\uff1a<\/p>\n
sudo firewall-cmd --list-all<\/code><\/pre>\n
\u6dfb\u52a0\u548c\u522a\u9664\u670d\u52d9<\/h3>\n
FirewallD \u5141\u8a31\u7528\u6236\u6839\u64da\u670d\u52d9\u540d\u7a31\u4f86\u6dfb\u52a0\u6216\u522a\u9664\u898f\u5247\u3002\u4f8b\u5982\uff0c\u82e5\u8981\u5141\u8a31 HTTP \u548c HTTPS \u6d41\u91cf\uff0c\u53ef\u4ee5\u4f7f\u7528\u4ee5\u4e0b\u547d\u4ee4\uff1a<\/p>\n
sudo firewall-cmd --add-service=http --permanent\nsudo firewall-cmd --add-service=https --permanent<\/code><\/pre>\n
\u6dfb\u52a0\u5b8c\u670d\u52d9\u5f8c\uff0c\u8a18\u5f97\u91cd\u65b0\u8f09\u5165\u9632\u706b\u7246\u4ee5\u4f7f\u66f4\u6539\u751f\u6548\uff1a<\/p>\n
sudo firewall-cmd --reload<\/code><\/pre>\n
\u82e5\u8981\u522a\u9664\u67d0\u500b\u670d\u52d9\uff0c\u53ef\u4ee5\u4f7f\u7528\u4ee5\u4e0b\u547d\u4ee4\uff1a<\/p>\n
sudo firewall-cmd --remove-service=http --permanent<\/code><\/pre>\n
\u958b\u653e\u7279\u5b9a\u7aef\u53e3<\/h3>\n
\u9664\u4e86\u670d\u52d9\uff0c\u60a8\u9084\u53ef\u4ee5\u76f4\u63a5\u958b\u653e\u7279\u5b9a\u7684\u7aef\u53e3\u3002\u4f8b\u5982\uff0c\u82e5\u8981\u958b\u653e 8080 \u7aef\u53e3\uff0c\u53ef\u4ee5\u4f7f\u7528\u4ee5\u4e0b\u547d\u4ee4\uff1a<\/p>\n
sudo firewall-cmd --add-port=8080\/tcp --permanent<\/code><\/pre>\n
\u540c\u6a23\uff0c\u8a18\u5f97\u5728\u6dfb\u52a0\u7aef\u53e3\u5f8c\u91cd\u65b0\u8f09\u5165\u9632\u706b\u7246\uff1a<\/p>\n
sudo firewall-cmd --reload<\/code><\/pre>\n
\u4f7f\u7528\u5340\u57df\u7ba1\u7406\u9632\u706b\u7246<\/h2>\n
FirewallD \u652f\u6301\u5340\u57df\u7684\u6982\u5ff5\uff0c\u9019\u4f7f\u5f97\u7528\u6236\u53ef\u4ee5\u6839\u64da\u7db2\u7d61\u7684\u4fe1\u4efb\u7a0b\u5ea6\u4f86\u914d\u7f6e\u9632\u706b\u7246\u3002\u4f8b\u5982\uff0c\u60a8\u53ef\u4ee5\u5c07\u5167\u90e8\u7db2\u7d61\u8a2d\u7f6e\u70ba\u201ctrusted\u201d\u5340\u57df\uff0c\u800c\u5c07\u516c\u5171\u7db2\u7d61\u8a2d\u7f6e\u70ba\u201cpublic\u201d\u5340\u57df\u3002\u8981\u67e5\u770b\u53ef\u7528\u7684\u5340\u57df\uff0c\u53ef\u4ee5\u4f7f\u7528\u4ee5\u4e0b\u547d\u4ee4\uff1a<\/p>\n
sudo firewall-cmd --get-zones<\/code><\/pre>\n
\u8981\u5c07\u67d0\u500b\u63a5\u53e3\u5206\u914d\u5230\u7279\u5b9a\u5340\u57df\uff0c\u53ef\u4ee5\u4f7f\u7528\u4ee5\u4e0b\u547d\u4ee4\uff1a<\/p>\n
sudo firewall-cmd --zone=public --change-interface=eth0<\/code><\/pre>\n
\u7e3d\u7d50<\/h2>\n
\u5728 CentOS 7 \u4e2d\u4f7f\u7528 FirewallD \u4f86\u7ba1\u7406\u9632\u706b\u7246\u662f\u4e00\u500b\u7c21\u55ae\u800c\u6709\u6548\u7684\u65b9\u5f0f\u3002\u901a\u904e\u9748\u6d3b\u7684\u914d\u7f6e\u9078\u9805\uff0c\u60a8\u53ef\u4ee5\u6839\u64da\u9700\u8981\u4fdd\u8b77\u4f3a\u670d\u5668\uff0c\u78ba\u4fdd\u5176\u5b89\u5168\u6027\u3002\u7121\u8ad6\u662f\u6dfb\u52a0\u670d\u52d9\u3001\u958b\u653e\u7aef\u53e3\u9084\u662f\u4f7f\u7528\u5340\u57df\uff0cFirewallD \u90fd\u80fd\u63d0\u4f9b\u5f37\u5927\u7684\u652f\u6301\u3002<\/p>\n
\u5982\u679c\u60a8\u6b63\u5728\u5c0b\u627e\u9ad8\u6548\u7684 VPS<\/a> \u89e3\u6c7a\u65b9\u6848\uff0cServer.HK \u63d0\u4f9b\u591a\u7a2e\u9078\u64c7\uff0c\u5e6b\u52a9\u60a8\u8f15\u9b06\u7ba1\u7406\u4f3a\u670d\u5668\u5b89\u5168\u6027\u3002\u4e86\u89e3\u66f4\u591a\u95dc\u65bc\u6211\u5011\u7684 \u9999\u6e2f\u4f3a\u670d\u5668<\/a> \u670d\u52d9\uff0c\u8acb\u8a2a\u554f\u6211\u5011\u7684\u7db2\u7ad9\u3002<\/p>\n","protected":false},"excerpt":{"rendered":"
Learn how to configure and manage the Firewall on CentOS 7 to enhance your system’s security and control network traffic effectively.<\/p>\n","protected":false},"author":1,"featured_media":0,"comment_status":"closed","ping_status":"","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[4924],"tags":[],"class_list":["post-42842","post","type-post","status-publish","format-standard","hentry","category-setup-tutorials"],"_links":{"self":[{"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/42842","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/comments?post=42842"}],"version-history":[{"count":1,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/42842\/revisions"}],"predecessor-version":[{"id":42843,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/42842\/revisions\/42843"}],"wp:attachment":[{"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/media?parent=42842"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/categories?post=42842"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/tags?post=42842"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}