{"id":206515,"date":"2025-06-12T10:32:28","date_gmt":"2025-06-12T02:32:28","guid":{"rendered":"https:\/\/server.hk\/cnblog\/206515\/"},"modified":"2025-06-12T10:32:28","modified_gmt":"2025-06-12T02:32:28","slug":"go-%e4%b8%ad%e7%9a%84%e9%80%89%e9%a1%b9%e6%a8%a1%e5%bc%8f%e6%9c%89%e5%93%aa%e4%ba%9b%e4%bc%98%e5%8a%bf%ef%bc%9f","status":"publish","type":"post","link":"https:\/\/server.hk\/cnblog\/206515\/","title":{"rendered":"Go \u4e2d\u7684\u9009\u9879\u6a21\u5f0f\u6709\u54ea\u4e9b\u4f18\u52bf\uff1f"},"content":{"rendered":"<p>IT\u884c\u4e1a\u76f8\u5bf9\u4e8e\u4e00\u822c\u4f20\u7edf\u884c\u4e1a\uff0c\u53d1\u5c55\u66f4\u65b0\u901f\u5ea6\u66f4\u5feb\uff0c\u4e00\u65e6\u505c\u6b62\u4e86\u5b66\u4e60\uff0c\u5f88\u5feb\u5c31\u4f1a\u88ab\u884c\u4e1a\u6240\u6dd8\u6c70\u3002\u6240\u4ee5\u6211\u4eec\u9700\u8981\u8e0f\u8e0f\u5b9e\u5b9e\u7684\u4e0d\u65ad\u5b66\u4e60\uff0c\u7cbe\u8fdb\u81ea\u5df1\u7684\u6280\u672f\uff0c\u5c24\u5176\u662f\u521d\u5b66\u8005\u3002\u4eca\u5929GOLANG\u7ed9\u5927\u5bb6\u6574\u7406\u4e86\u300aGo \u4e2d\u7684\u9009\u9879\u6a21\u5f0f\u6709\u54ea\u4e9b\u4f18\u52bf\uff1f\u300b\uff0c\u804a\u804a\uff0c\u6211\u4eec\u4e00\u8d77\u6765\u770b\u770b\u5427\uff01,<br \/>\n<img decoding=\"async\" src=\"https:\/\/www.17golang.com\/uploads\/20241114\/1731549472673559207d947.jpg\" class=\"aligncenter\">,<br \/>\n<strong>go \u4e2d\u9009\u9879\u6a21\u5f0f\u7684\u4f18\u70b9<\/strong>,\u5728 go \u4e2d\uff0c\u9009\u9879\u6a21\u5f0f\u5728\u914d\u7f6e\u53ef\u91cd\u7528\u7ec4\u4ef6\u65f6\u63d0\u4f9b\u4e86\u4f18\u52bf\u3002\u867d\u7136\u76f4\u63a5\u516c\u5f00\u4fee\u6539\u63a5\u53e3\u4e5f\u5141\u8bb8\u6309\u9700\u8c03\u6574\uff0c\u4f46\u9009\u9879\u6a21\u5f0f\u63d0\u4f9b\u4e86\u4ee5\u4e0b\u9644\u52a0\u597d\u5904\uff1a,<br \/>\n<strong>\u4fdd\u8bc1\u5bf9\u8c61\u4e00\u81f4\u6027<\/strong>,\u5f53\u591a\u4e2a\u4f9d\u8d56\u7684\u670d\u52a1\u5171\u4eab\u4e00\u4e2a\u4fee\u6539\u540e\u7684\u5bf9\u8c61\u65f6\uff0c\u5bf9\u8c61\u7684\u4e00\u81f4\u6027\u81f3\u5173\u91cd\u8981\u3002\u9009\u9879\u6a21\u5f0f\u786e\u4fdd\u4e00\u6b21\u6027\u914d\u7f6e\u5bf9\u8c61\uff0c\u540e\u7eed\u4e0d\u4f1a\u88ab\u610f\u5916\u4fee\u6539\uff0c\u4ece\u800c\u4fdd\u8bc1\u4e86\u6240\u6709\u4f9d\u8d56\u8005\u7684\u5bf9\u8c61\u4e00\u81f4\u3002,<br \/>\n<strong>\u6269\u5c55\u6027<\/strong>,\u9009\u9879\u6a21\u5f0f\u7b80\u5316\u4e86\u914d\u7f6e\u65b0\u529f\u80fd\u7684\u80fd\u529b\u3002\u6dfb\u52a0\u65b0\u7684\u9009\u9879\u53ea\u9700\u8981\u521b\u5efa\u4e00\u4e2a\u5b9e\u73b0 apply \u63a5\u53e3\u7684\u51fd\u6570\uff0c\u800c\u65e0\u9700\u4fee\u6539\u6838\u5fc3\u7c7b\u578b\u3002\u8fd9\u6709\u52a9\u4e8e\u4fdd\u6301\u4ee3\u7801\u7684\u53ef\u6269\u5c55\u6027\u548c\u6a21\u5757\u5316\u3002,<br \/>\n<strong>\u907f\u514d\u9010\u7ea7\u914d\u7f6e\u95ee\u9898<\/strong>,\u4e0e\u6309\u9700\u4fee\u6539\u76f8\u6bd4\uff0c\u9009\u9879\u6a21\u5f0f\u5141\u8bb8\u5728\u6784\u9020\u51fd\u6570\u4e2d\u96c6\u4e2d\u914d\u7f6e\u6240\u6709\u9009\u9879\u3002\u8fd9\u6d88\u9664\u4e86\u9010\u7ea7\u914d\u7f6e\u7684\u53ef\u80fd\u6027\uff0c\u4ece\u800c\u7b80\u5316\u4e86\u914d\u7f6e\u903b\u8f91\u3002,<br \/>\n<strong>\u5b89\u5168\u4fdd\u969c<\/strong>,\u5728\u6784\u9020\u51fd\u6570\u4ee5\u540e\uff0c\u9009\u9879\u6a21\u5f0f\u9632\u6b62\u610f\u5916\u4fee\u6539\u914d\u7f6e\u9879\u3002\u8fd9\u63d0\u4f9b\u4e86\u989d\u5916\u7684\u5b89\u5168\u4fdd\u969c\uff0c\u786e\u4fdd\u5bf9\u8c61\u5728\u521d\u59cb\u5316\u540e\u4e0d\u4f1a\u88ab\u610f\u5916\u6539\u53d8\u3002,<br \/>\n<strong>\u793a\u4f8b<\/strong>,\u4ee5\u4e0b\u662f\u4e00\u4e2a\u793a\u4f8b\uff0c\u8bf4\u660e\u4e86\u9009\u9879\u6a21\u5f0f\u5982\u4f55\u907f\u514d\u9010\u7ea7\u914d\u7f6e\u95ee\u9898\uff1a,\u5728\u8fd9\u4e2a\u793a\u4f8b\u4e2d\uff0c\u4f7f\u7528\u9009\u9879\u6a21\u5f0f\u914d\u7f6e leakylimiter \u907f\u514d\u4e86\u9010\u7ea7\u914d\u7f6e withcount \u7684\u5fc5\u8981\u6027\uff0c\u4ece\u800c\u7b80\u5316\u4e86\u914d\u7f6e\u903b\u8f91\u3002,\u4eca\u5929\u5e26\u5927\u5bb6\u4e86\u89e3\u4e86\u7684\u76f8\u5173\u77e5\u8bc6\uff0c\u5e0c\u671b\u5bf9\u4f60\u6709\u6240\u5e2e\u52a9\uff1b\u5173\u4e8eGOLANG\u7684\u6280\u672f\u77e5\u8bc6\u6211\u4eec\u4f1a\u4e00\u70b9\u70b9\u6df1\u5165\u4ecb\u7ecd\uff0c\u6b22\u8fce\u5927\u5bb6\u5173\u6ce8GOLANG\u516c\u4f17\u53f7\uff0c\u4e00\u8d77\u5b66\u4e60\u7f16\u7a0b~,go \u4e2d\u9009\u9879\u6a21\u5f0f\u7684\u4f18\u70b9,IT\u884c\u4e1a\u76f8\u5bf9\u4e8e\u4e00\u822c\u4f20\u7edf\u884c\u4e1a\uff0c\u53d1\u5c55\u66f4\u65b0\u901f\u5ea6\u66f4\u5feb\uff0c\u4e00\u65e6\u505c\u6b62\u4e86\u5b66\u4e60\uff0c\u5f88\u5feb\u5c31\u4f1a\u88ab\u884c\u4e1a\u6240\u6dd8\u6c70\u3002\u6240\u4ee5\u6211\u4eec\u9700\u8981\u8e0f\u8e0f\u5b9e\u5b9e\u7684\u4e0d\u65ad\u5b66\u4e60\uff0c\u7cbe\u8fdb\u81ea\u5df1\u7684\u6280\u672f\uff0c\u5c24\u5176\u662f\u521d\u5b66\u8005\u3002\u4eca\u5929GOLANG\u7ed9\u5927\u5bb6\u6574\u7406\u4e86\u300aGo \u4e2d\u7684\u9009\u9879\u6a21\u5f0f\u6709\u54ea\u4e9b\u4f18\u52bf\uff1f\u300b\uff0c\u804a\u804a\uff0c\u6211\u4eec\u4e00\u8d77\u6765\u770b\u770b\u5427\uff01,<br \/>\n<b><\/b> <\/p>\n<p>\u5f53\u524d\u4f4d\u7f6e\uff1a <span>&gt;<\/span>  <span>&gt;<\/span>  <span>&gt;<\/span>  <span>&gt;<\/span> <span>Go \u4e2d\u7684\u9009\u9879\u6a21\u5f0f\u6709\u54ea\u4e9b\u4f18\u52bf\uff1f<\/span><\/p>\n<h1>Go \u4e2d\u7684\u9009\u9879\u6a21\u5f0f\u6709\u54ea\u4e9b\u4f18\u52bf\uff1f<\/h1>\n<p><span>2024-11-14 09:58:08<\/span><br \/>\n<span><i><\/i>0\u6d4f\u89c8<\/span><br \/>\n<span style=\"cursor: pointer\"><i><\/i>\u6536\u85cf<\/span> <\/p>\n<p>IT\u884c\u4e1a\u76f8\u5bf9\u4e8e\u4e00\u822c\u4f20\u7edf\u884c\u4e1a\uff0c\u53d1\u5c55\u66f4\u65b0\u901f\u5ea6\u66f4\u5feb\uff0c\u4e00\u65e6\u505c\u6b62\u4e86\u5b66\u4e60\uff0c\u5f88\u5feb\u5c31\u4f1a\u88ab\u884c\u4e1a\u6240\u6dd8\u6c70\u3002\u6240\u4ee5\u6211\u4eec\u9700\u8981\u8e0f\u8e0f\u5b9e\u5b9e\u7684\u4e0d\u65ad\u5b66\u4e60\uff0c\u7cbe\u8fdb\u81ea\u5df1\u7684\u6280\u672f\uff0c\u5c24\u5176\u662f\u521d\u5b66\u8005\u3002\u4eca\u5929GOLANG\u7ed9\u5927\u5bb6\u6574\u7406\u4e86\u300aGo \u4e2d\u7684\u9009\u9879\u6a21\u5f0f\u6709\u54ea\u4e9b\u4f18\u52bf\uff1f\u300b\uff0c\u804a\u804a\uff0c\u6211\u4eec\u4e00\u8d77\u6765\u770b\u770b\u5427\uff01<\/p>\n<p><img decoding=\"async\" src=\"https:\/\/www.17golang.com\/uploads\/20241114\/1731549472673559207d947.jpg\" class=\"aligncenter\"><\/p>\n<p><strong>go \u4e2d\u9009\u9879\u6a21\u5f0f\u7684\u4f18\u70b9<\/strong><\/p>\n<p>\u5728 go \u4e2d\uff0c\u9009\u9879\u6a21\u5f0f\u5728\u914d\u7f6e\u53ef\u91cd\u7528\u7ec4\u4ef6\u65f6\u63d0\u4f9b\u4e86\u4f18\u52bf\u3002\u867d\u7136\u76f4\u63a5\u516c\u5f00\u4fee\u6539\u63a5\u53e3\u4e5f\u5141\u8bb8\u6309\u9700\u8c03\u6574\uff0c\u4f46\u9009\u9879\u6a21\u5f0f\u63d0\u4f9b\u4e86\u4ee5\u4e0b\u9644\u52a0\u597d\u5904\uff1a<\/p>\n<p><strong>\u4fdd\u8bc1\u5bf9\u8c61\u4e00\u81f4\u6027<\/strong><\/p>\n<p>\u5f53\u591a\u4e2a\u4f9d\u8d56\u7684\u670d\u52a1\u5171\u4eab\u4e00\u4e2a\u4fee\u6539\u540e\u7684\u5bf9\u8c61\u65f6\uff0c\u5bf9\u8c61\u7684\u4e00\u81f4\u6027\u81f3\u5173\u91cd\u8981\u3002\u9009\u9879\u6a21\u5f0f\u786e\u4fdd\u4e00\u6b21\u6027\u914d\u7f6e\u5bf9\u8c61\uff0c\u540e\u7eed\u4e0d\u4f1a\u88ab\u610f\u5916\u4fee\u6539\uff0c\u4ece\u800c\u4fdd\u8bc1\u4e86\u6240\u6709\u4f9d\u8d56\u8005\u7684\u5bf9\u8c61\u4e00\u81f4\u3002<\/p>\n<p><strong>\u6269\u5c55\u6027<\/strong><\/p>\n<p>\u9009\u9879\u6a21\u5f0f\u7b80\u5316\u4e86\u914d\u7f6e\u65b0\u529f\u80fd\u7684\u80fd\u529b\u3002\u6dfb\u52a0\u65b0\u7684\u9009\u9879\u53ea\u9700\u8981\u521b\u5efa\u4e00\u4e2a\u5b9e\u73b0 apply \u63a5\u53e3\u7684\u51fd\u6570\uff0c\u800c\u65e0\u9700\u4fee\u6539\u6838\u5fc3\u7c7b\u578b\u3002\u8fd9\u6709\u52a9\u4e8e\u4fdd\u6301\u4ee3\u7801\u7684\u53ef\u6269\u5c55\u6027\u548c\u6a21\u5757\u5316\u3002<\/p>\n<p><strong>\u907f\u514d\u9010\u7ea7\u914d\u7f6e\u95ee\u9898<\/strong><\/p>\n<p>\u4e0e\u6309\u9700\u4fee\u6539\u76f8\u6bd4\uff0c\u9009\u9879\u6a21\u5f0f\u5141\u8bb8\u5728\u6784\u9020\u51fd\u6570\u4e2d\u96c6\u4e2d\u914d\u7f6e\u6240\u6709\u9009\u9879\u3002\u8fd9\u6d88\u9664\u4e86\u9010\u7ea7\u914d\u7f6e\u7684\u53ef\u80fd\u6027\uff0c\u4ece\u800c\u7b80\u5316\u4e86\u914d\u7f6e\u903b\u8f91\u3002<\/p>\n<p><strong>\u5b89\u5168\u4fdd\u969c<\/strong><\/p>\n<p>\u5728\u6784\u9020\u51fd\u6570\u4ee5\u540e\uff0c\u9009\u9879\u6a21\u5f0f\u9632\u6b62\u610f\u5916\u4fee\u6539\u914d\u7f6e\u9879\u3002\u8fd9\u63d0\u4f9b\u4e86\u989d\u5916\u7684\u5b89\u5168\u4fdd\u969c\uff0c\u786e\u4fdd\u5bf9\u8c61\u5728\u521d\u59cb\u5316\u540e\u4e0d\u4f1a\u88ab\u610f\u5916\u6539\u53d8\u3002<\/p>\n<p><strong>\u793a\u4f8b<\/strong><\/p>\n<p>\u4ee5\u4e0b\u662f\u4e00\u4e2a\u793a\u4f8b\uff0c\u8bf4\u660e\u4e86\u9009\u9879\u6a21\u5f0f\u5982\u4f55\u907f\u514d\u9010\u7ea7\u914d\u7f6e\u95ee\u9898\uff1a<\/p>\n<pre>type Case struct {\n    limiter *Limiter\n}\n\nfunc NewCase(limiter *Limiter) *Case {\n    return &amp;Case{\n        limiter: limiter,\n    }\n}\n\nfunc (c *Case) Allow() bool {\n    return c.limiter.Allow()\n}\n\ntype Limiter struct {\n    Count int\n}\n\nfunc NewLimiter(count int) *Limiter {\n    return &amp;Limiter{\n        Count: count,\n    }\n}\n\nfunc (l *Limiter) WithCount(c int) *Limiter {\n    l.Count = c\n\n    return l\n}\n\nfunc NewLeakyLimiter(rate int) *LeakyLimiter {\n    options := leakyOptions{\n        maxSlack: -10 * time.Second \/ time.Duration(rate),\n    }\n\n    l := &amp;LeakyLimiter{\n        perReq:   time.Second \/ time.Duration(rate),\n        maxSlack: options.maxSlack,\n    }\n\n    for _, option := range opts {\n        option.apply(&amp;l.options)\n    }\n\n    return l\n}<\/pre>\n<p>\u5728\u8fd9\u4e2a\u793a\u4f8b\u4e2d\uff0c\u4f7f\u7528\u9009\u9879\u6a21\u5f0f\u914d\u7f6e leakylimiter \u907f\u514d\u4e86\u9010\u7ea7\u914d\u7f6e withcount \u7684\u5fc5\u8981\u6027\uff0c\u4ece\u800c\u7b80\u5316\u4e86\u914d\u7f6e\u903b\u8f91\u3002<\/p>\n<p>\u4eca\u5929\u5e26\u5927\u5bb6\u4e86\u89e3\u4e86\u7684\u76f8\u5173\u77e5\u8bc6\uff0c\u5e0c\u671b\u5bf9\u4f60\u6709\u6240\u5e2e\u52a9\uff1b\u5173\u4e8eGOLANG\u7684\u6280\u672f\u77e5\u8bc6\u6211\u4eec\u4f1a\u4e00\u70b9\u70b9\u6df1\u5165\u4ecb\u7ecd\uff0c\u6b22\u8fce\u5927\u5bb6\u5173\u6ce8GOLANG\u516c\u4f17\u53f7\uff0c\u4e00\u8d77\u5b66\u4e60\u7f16\u7a0b~<\/p>\n<dl>\n<dt>\n <\/dt>\n<dd>\n   Go \u8bed\u8a00\u5305\u5185\u51fd\u6570\u8c03\u7528\uff1a\u540c\u4e00\u4e2a\u5305\u4e2d\u7684\u6587\u4ef6\u5982\u4f55\u76f8\u4e92\u5f15\u7528\uff1f\n <\/dd>\n<\/dl>\n<dl>\n<dt>\n <\/dt>\n<dd>\n   \u5982\u4f55\u5c06 Python \u5b57\u7b26\u4e32\u8f6c\u6362\u4e3a\u5b57\u5178\u5217\u8868\uff1f\n <\/dd>\n<\/dl>\n","protected":false},"excerpt":{"rendered":"<p>IT\u884c\u4e1a\u76f8\u5bf9\u4e8e\u4e00\u822c\u4f20\u7edf\u884c\u4e1a\uff0c\u53d1\u5c55&#46;&#46;&#46;<\/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-206515","post","type-post","status-publish","format-standard","hentry","category-4925"],"_links":{"self":[{"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/206515","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=206515"}],"version-history":[{"count":0,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/206515\/revisions"}],"wp:attachment":[{"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/media?parent=206515"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/categories?post=206515"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/tags?post=206515"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}