{"id":208082,"date":"2025-07-08T08:10:37","date_gmt":"2025-07-08T00:10:37","guid":{"rendered":"https:\/\/server.hk\/cnblog\/208082\/"},"modified":"2025-07-08T08:10:37","modified_gmt":"2025-07-08T00:10:37","slug":"%e5%a6%82%e4%bd%95%e4%bd%bf%e7%94%a8golang%e8%8e%b7%e5%be%97127-0-0-1-127-0-x-255%e8%8c%83%e5%9b%b4%e5%86%85%e7%9a%84%e5%85%8d%e8%b4%b9ip%ef%bc%9f","status":"publish","type":"post","link":"https:\/\/server.hk\/cnblog\/208082\/","title":{"rendered":"\u5982\u4f55\u4f7f\u7528golang\u83b7\u5f97127.0.0.1 – 127.0.x.255\u8303\u56f4\u5185\u7684\u514d\u8d39IP\uff1f"},"content":{"rendered":"

<\/b> <\/p>\n

\u5f53\u524d\u4f4d\u7f6e\uff1a ><\/span> ><\/span> ><\/span> ><\/span> \u5982\u4f55\u4f7f\u7528golang\u83b7\u5f97127.0.0.1 – 127.0.x.255\u8303\u56f4\u5185\u7684\u514d\u8d39IP\uff1f<\/span><\/p>\n

\u6765\u6e90\uff1astackoverflow<\/span>
\n2024-04-28 20:24:25<\/span>
\n<\/i>0\u6d4f\u89c8<\/span>
\n<\/i>\u6536\u85cf<\/span> <\/p>\n

\u5728IT\u884c\u4e1a\u8fd9\u4e2a\u53d1\u5c55\u66f4\u65b0\u901f\u5ea6\u5f88\u5feb\u7684\u884c\u4e1a\uff0c\u53ea\u6709\u4e0d\u505c\u6b62\u7684\u5b66\u4e60\uff0c\u624d\u4e0d\u4f1a\u88ab\u884c\u4e1a\u6240\u6dd8\u6c70\u3002\u5982\u679c\u4f60\u662fGolang\u5b66\u4e60\u8005\uff0c\u90a3\u4e48\u672c\u6587\u300a\u5982\u4f55\u4f7f\u7528golang\u83b7\u5f97127.0.0.1 – 127.0.x.255\u8303\u56f4\u5185\u7684\u514d\u8d39IP\uff1f\u300b\u5c31\u5f88\u9002\u5408\u4f60\uff01\u672c\u7bc7\u5185\u5bb9\u4e3b\u8981\u5305\u62ec##content_title##\uff0c\u5e0c\u671b\u5bf9\u5927\u5bb6\u7684\u77e5\u8bc6\u79ef\u7d2f\u6709\u6240\u5e2e\u52a9\uff0c\u52a9\u529b\u5b9e\u6218\u5f00\u53d1\uff01<\/p>\n

\u95ee\u9898\u5185\u5bb9
\n <\/p>\n

\u6211\u60f3\u4ece\u5730\u5740\u8303\u56f4\u4e2d\u83b7\u53d6\u8ba1\u7b97\u673a\u7684\u514d\u8d39\u672c\u5730 IP \u5730\u5740\u3002 net.LookupHost \u5c06\u4ec5\u8fd4\u56de 127.0.0.1 \u6216\u516c\u5171 IP \u5730\u5740\u3002<\/p>\n

net.LookupHost(\u540d\u79f0)<\/p>\n

<\/p>\n

\u6b63\u786e\u7b54\u6848<\/h2>\n

<\/p>\n

\u4e5f\u8bb8\u4e0b\u9762\u7684\u8fd9\u4e2a\u529f\u80fd\u53ef\u4ee5\u5e2e\u52a9\u4f60\uff1a<\/p>\n

func getLocalhostIP() string {\n        netInterfaces, err := net.Interfaces()\n        if err != nil {\n            log.Errorf(\"net.Interfaces failed, err:\", err)\n            return \"\"\n        }\n    \n        for i := 0; i < len(netInterfaces); i++ {\n            if (netInterfaces[i].Flags & net.FlagUp) != 0 {\n                addrs, _ := netInterfaces[i].Addrs()\n    \n                for _, address := range addrs {\n                    if ipnet, ok := address.(*net.IPNet); ok && !ipnet.IP.IsLoopback() {\n                        if ipnet.IP.To4() != nil {\n                            return ipnet.IP.String()\n                        }\n                    }\n                }\n            }\n        }\n        return \"\"\n    }<\/pre>\n
\u672c\u7bc7\u5173\u4e8e\u300a\u5982\u4f55\u4f7f\u7528golang\u83b7\u5f97127.0.0.1 – 127.0.x.255\u8303\u56f4\u5185\u7684\u514d\u8d39IP\uff1f\u300b\u7684\u4ecb\u7ecd\u5c31\u5230\u6b64\u7ed3\u675f\u5566\uff0c\u4f46\u662f\u5b66\u65e0\u6b62\u5883\uff0c\u60f3\u8981\u4e86\u89e3\u5b66\u4e60\u66f4\u591a\u5173\u4e8eGolang\u7684\u76f8\u5173\u77e5\u8bc6\uff0c\u8bf7\u5173\u6ce8\u516c\u4f17\u53f7\uff01<\/p>\n","protected":false},"excerpt":{"rendered":"
\u5f53\u524d\u4f4d\u7f6e\uff1a > > ...<\/p>\n","protected":false},"author":1,"featured_media":0,"comment_status":"closed","ping_status":"","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[4925],"tags":[],"class_list":["post-208082","post","type-post","status-publish","format-standard","hentry","category-4925"],"_links":{"self":[{"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/208082","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=208082"}],"version-history":[{"count":0,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/208082\/revisions"}],"wp:attachment":[{"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/media?parent=208082"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/categories?post=208082"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/tags?post=208082"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}