{"id":185136,"date":"2024-11-10T19:02:20","date_gmt":"2024-11-10T11:02:20","guid":{"rendered":"https:\/\/server.hk\/cnblog\/185136\/"},"modified":"2024-11-10T19:02:21","modified_gmt":"2024-11-10T11:02:21","slug":"%e4%bd%bf%e7%94%a8redis%e5%84%aa%e5%8c%96lua%e8%aa%9e%e8%a8%80%e5%af%a6%e7%8f%be%e6%95%b8%e6%93%9a%e8%99%95%e7%90%86%ef%bc%88redis%e7%9a%84lua%e8%aa%9e%e8%a8%80%ef%bc%89","status":"publish","type":"post","link":"https:\/\/server.hk\/cnblog\/185136\/","title":{"rendered":"\u4f7f\u7528Redis\u512a\u5316Lua\u8a9e\u8a00\u5be6\u73fe\u6578\u64da\u8655\u7406\uff08redis\u7684lua\u8a9e\u8a00\uff09"},"content":{"rendered":"<h1 id=\"%e4%bd%bf%e7%94%a8redis%e5%84%aa%e5%8c%96lua%e8%aa%9e%e8%a8%80%e5%af%a6%e7%8f%be%e6%95%b8%e6%93%9a%e8%99%95%e7%90%86%ef%bc%88redis%e7%9a%84lua%e8%aa%9e%e8%a8%80%ef%bc%89-HUQzpufVah\">\u4f7f\u7528Redis\u512a\u5316Lua\u8a9e\u8a00\u5be6\u73fe\u6578\u64da\u8655\u7406\uff08redis\u7684lua\u8a9e\u8a00\uff09<\/h1>\n<p>\u5728\u7576\u4eca\u7684\u6578\u64da\u9a45\u52d5\u6642\u4ee3\uff0c\u6578\u64da\u8655\u7406\u7684\u6548\u7387\u548c\u6027\u80fd\u81f3\u95dc\u91cd\u8981\u3002Redis\u4f5c\u70ba\u4e00\u500b\u9ad8\u6548\u7684\u5167\u5b58\u6578\u64da\u5eab\uff0c\u63d0\u4f9b\u4e86\u591a\u7a2e\u6578\u64da\u7d50\u69cb\u548c\u64cd\u4f5c\uff0c\u4e26\u4e14\u652f\u6301Lua\u8173\u672c\u7684\u57f7\u884c\uff0c\u9019\u4f7f\u5f97\u958b\u767c\u8005\u80fd\u5920\u5728\u6578\u64da\u5eab\u5c64\u9762\u9032\u884c\u9ad8\u6548\u7684\u6578\u64da\u8655\u7406\u3002\u672c\u6587\u5c07\u63a2\u8a0e\u5982\u4f55\u4f7f\u7528Redis\u7684Lua\u8a9e\u8a00\u4f86\u512a\u5316\u6578\u64da\u8655\u7406\uff0c\u4e26\u63d0\u4f9b\u4e00\u4e9b\u5be6\u7528\u7684\u793a\u4f8b\u548c\u4ee3\u78bc\u7247\u6bb5\u3002<\/p>\n<h2 id=\"redis%e8%88%87lua%e7%9a%84%e7%b5%90%e5%90%88-HUQzpufVah\">Redis\u8207Lua\u7684\u7d50\u5408<\/h2>\n<p>Redis\u652f\u6301Lua\u8173\u672c\u7684\u57f7\u884c\uff0c\u9019\u610f\u5473\u8457\u958b\u767c\u8005\u53ef\u4ee5\u5728Redis\u670d\u52d9\u5668\u4e0a\u76f4\u63a5\u57f7\u884cLua\u4ee3\u78bc\uff0c\u5f9e\u800c\u6e1b\u5c11\u7db2\u7d61\u5ef6\u9072\u548c\u63d0\u9ad8\u6027\u80fd\u3002\u9019\u7a2e\u65b9\u5f0f\u7279\u5225\u9069\u5408\u9700\u8981\u591a\u6b21\u8a2a\u554f\u6578\u64da\u7684\u64cd\u4f5c\uff0c\u56e0\u70ba\u5b83\u53ef\u4ee5\u5c07\u591a\u500b\u547d\u4ee4\u5408\u4f75\u70ba\u4e00\u500b\u539f\u5b50\u64cd\u4f5c\uff0c\u907f\u514d\u4e86\u591a\u6b21\u5f80\u8fd4\u7684\u958b\u92b7\u3002<\/p>\n<h3 id=\"%e7%82%ba%e4%bb%80%e9%ba%bc%e9%81%b8%e6%93%87lua%ef%bc%9f-HUQzpufVah\">\u70ba\u4ec0\u9ebc\u9078\u64c7Lua\uff1f<\/h3>\n<ul>\n<li><strong>\u9ad8\u6548\u6027\uff1a<\/strong>Lua\u662f\u4e00\u7a2e\u8f15\u91cf\u7d1a\u7684\u8173\u672c\u8a9e\u8a00\uff0c\u57f7\u884c\u901f\u5ea6\u5feb\uff0c\u9069\u5408\u7528\u65bc\u9ad8\u6027\u80fd\u7684\u6578\u64da\u8655\u7406\u3002<\/li>\n<li><strong>\u539f\u5b50\u6027\uff1a<\/strong>\u5728Redis\u4e2d\u57f7\u884cLua\u8173\u672c\u6642\uff0c\u6240\u6709\u64cd\u4f5c\u90fd\u662f\u539f\u5b50\u6027\u7684\uff0c\u9019\u610f\u5473\u8457\u5728\u8173\u672c\u57f7\u884c\u671f\u9593\uff0c\u5176\u4ed6\u5ba2\u6236\u7aef\u7121\u6cd5\u8a2a\u554f\u88ab\u4fee\u6539\u7684\u6578\u64da\u3002<\/li>\n<li><strong>\u7c21\u55ae\u6027\uff1a<\/strong>Lua\u8a9e\u8a00\u8a9e\u6cd5\u7c21\u55ae\uff0c\u6613\u65bc\u5b78\u7fd2\uff0c\u958b\u767c\u8005\u53ef\u4ee5\u5feb\u901f\u4e0a\u624b\u3002<\/li>\n<\/ul>\n<h2 id=\"%e4%bd%bf%e7%94%a8lua%e8%85%b3%e6%9c%ac%e9%80%b2%e8%a1%8c%e6%95%b8%e6%93%9a%e8%99%95%e7%90%86%e7%9a%84%e7%a4%ba%e4%be%8b-HUQzpufVah\">\u4f7f\u7528Lua\u8173\u672c\u9032\u884c\u6578\u64da\u8655\u7406\u7684\u793a\u4f8b<\/h2>\n<p>\u4ee5\u4e0b\u662f\u4e00\u500b\u4f7f\u7528Lua\u8173\u672c\u5728Redis\u4e2d\u9032\u884c\u6578\u64da\u8655\u7406\u7684\u7c21\u55ae\u793a\u4f8b\u3002\u5047\u8a2d\u6211\u5011\u6709\u4e00\u500b\u7528\u6236\u7684\u5206\u6578\u7cfb\u7d71\uff0c\u6211\u5011\u5e0c\u671b\u80fd\u5920\u5728\u4e00\u6b21\u64cd\u4f5c\u4e2d\u66f4\u65b0\u7528\u6236\u7684\u5206\u6578\u4e26\u8fd4\u56de\u65b0\u7684\u5206\u6578\u3002<\/p>\n<pre><code>\n-- Lua\u8173\u672c\uff1a\u66f4\u65b0\u7528\u6236\u5206\u6578\nlocal userId = KEYS[1]\nlocal scoreIncrement = tonumber(ARGV[1])\n\n-- \u7372\u53d6\u7576\u524d\u5206\u6578\nlocal currentScore = tonumber(redis.call('GET', userId) or 0)\n\n-- \u66f4\u65b0\u5206\u6578\nlocal newScore = currentScore + scoreIncrement\nredis.call('SET', userId, newScore)\n\nreturn newScore\n<\/code><\/pre>\n<p>\u5728\u9019\u6bb5\u4ee3\u78bc\u4e2d\uff0c\u6211\u5011\u9996\u5148\u7372\u53d6\u7528\u6236ID\u548c\u5206\u6578\u589e\u91cf\uff0c\u7136\u5f8c\u5f9eRedis\u4e2d\u7372\u53d6\u7576\u524d\u7684\u5206\u6578\uff0c\u63a5\u8457\u8a08\u7b97\u65b0\u7684\u5206\u6578\u4e26\u5c07\u5176\u5b58\u5132\u56deRedis\u4e2d\u3002\u6700\u5f8c\uff0c\u6211\u5011\u8fd4\u56de\u65b0\u7684\u5206\u6578\u3002<\/p>\n<h3 id=\"%e5%a6%82%e4%bd%95%e5%9f%b7%e8%a1%8clua%e8%85%b3%e6%9c%ac-HUQzpufVah\">\u5982\u4f55\u57f7\u884cLua\u8173\u672c<\/h3>\n<p>\u8981\u5728Redis\u4e2d\u57f7\u884cLua\u8173\u672c\uff0c\u53ef\u4ee5\u4f7f\u7528\u4ee5\u4e0b\u547d\u4ee4\uff1a<\/p>\n<pre><code>\nEVAL \"lua\u8173\u672c\" numkeys key [key ...] arg [arg ...]\n<\/code><\/pre>\n<p>\u4f8b\u5982\uff0c\u57f7\u884c\u4e0a\u9762\u7684Lua\u8173\u672c\u53ef\u4ee5\u9019\u6a23\u5beb\uff1a<\/p>\n<pre><code>\nEVAL \"local userId = KEYS[1]; local scoreIncrement = tonumber(ARGV[1]); local currentScore = tonumber(redis.call('GET', userId) or 0); local newScore = currentScore + scoreIncrement; redis.call('SET', userId, newScore); return newScore;\" 1 user:1001 10\n<\/code><\/pre>\n<h2 id=\"%e5%84%aa%e5%8c%96%e6%95%b8%e6%93%9a%e8%99%95%e7%90%86%e7%9a%84%e6%9c%80%e4%bd%b3%e5%af%a6%e8%b8%90-HUQzpufVah\">\u512a\u5316\u6578\u64da\u8655\u7406\u7684\u6700\u4f73\u5be6\u8e10<\/h2>\n<p>\u5728\u4f7f\u7528Redis\u7684Lua\u8173\u672c\u9032\u884c\u6578\u64da\u8655\u7406\u6642\uff0c\u4ee5\u4e0b\u662f\u4e00\u4e9b\u6700\u4f73\u5be6\u8e10\uff1a<\/p>\n<ul>\n<li><strong>\u6e1b\u5c11\u7db2\u7d61\u5f80\u8fd4\uff1a<\/strong>\u5c07\u591a\u500b\u64cd\u4f5c\u5408\u4f75\u70ba\u4e00\u500bLua\u8173\u672c\uff0c\u6e1b\u5c11\u5ba2\u6236\u7aef\u8207Redis\u4e4b\u9593\u7684\u901a\u4fe1\u6b21\u6578\u3002<\/li>\n<li><strong>\u4f7f\u7528\u539f\u5b50\u64cd\u4f5c\uff1a<\/strong>\u5229\u7528Lua\u8173\u672c\u7684\u539f\u5b50\u6027\uff0c\u78ba\u4fdd\u6578\u64da\u7684\u4e00\u81f4\u6027\u548c\u5b8c\u6574\u6027\u3002<\/li>\n<li><strong>\u6e2c\u8a66\u548c\u8abf\u8a66\uff1a<\/strong>\u5728\u751f\u7522\u74b0\u5883\u4e2d\u4f7f\u7528Lua\u8173\u672c\u4e4b\u524d\uff0c\u61c9\u5728\u958b\u767c\u74b0\u5883\u4e2d\u5145\u5206\u6e2c\u8a66\u548c\u8abf\u8a66\u3002<\/li>\n<\/ul>\n<h2 id=\"%e7%b8%bd%e7%b5%90-HUQzpufVah\">\u7e3d\u7d50<\/h2>\n<p>\u4f7f\u7528Redis\u7684Lua\u8a9e\u8a00\u9032\u884c\u6578\u64da\u8655\u7406\u53ef\u4ee5\u986f\u8457\u63d0\u9ad8\u6027\u80fd\u548c\u6548\u7387\u3002\u901a\u904e\u5c07\u591a\u500b\u64cd\u4f5c\u5408\u4f75\u70ba\u4e00\u500b\u539f\u5b50\u64cd\u4f5c\uff0c\u958b\u767c\u8005\u53ef\u4ee5\u6e1b\u5c11\u7db2\u7d61\u5ef6\u9072\uff0c\u4e26\u78ba\u4fdd\u6578\u64da\u7684\u4e00\u81f4\u6027\u3002\u7121\u8ad6\u662f\u5728\u7528\u6236\u5206\u6578\u7cfb\u7d71\u9084\u662f\u5176\u4ed6\u9700\u8981\u9ad8\u6548\u6578\u64da\u8655\u7406\u7684\u61c9\u7528\u4e2d\uff0cRedis\u548cLua\u7684\u7d50\u5408\u90fd\u63d0\u4f9b\u4e86\u4e00\u7a2e\u5f37\u5927\u7684\u89e3\u6c7a\u65b9\u6848\u3002\u5982\u679c\u60a8\u6b63\u5728\u5c0b\u627e\u9ad8\u6548\u7684 <a href=\"https:\/\/server.hk\">VPS<\/a> \u89e3\u6c7a\u65b9\u6848\u4f86\u904b\u884c\u60a8\u7684Redis\u670d\u52d9\uff0cServer.HK\u63d0\u4f9b\u4e86\u591a\u7a2e\u9078\u64c7\uff0c\u6eff\u8db3\u60a8\u7684\u9700\u6c42\u3002<\/p>\n","protected":false},"excerpt":{"rendered":"<p>\u63a2\u7d22\u5982\u4f55\u4f7f\u7528Redis\u512a\u5316Lua\u8a9e\u8a00\u9032\u884c\u9ad8\u6548\u6578\u64da\u8655\u7406\uff0c\u63d0\u5347\u6027\u80fd\u8207\u6548\u7387\uff0c\u5be6\u73fe\u66f4\u5feb\u7684\u6578\u64da\u64cd\u4f5c\u3002<\/p>\n","protected":false},"author":0,"featured_media":0,"comment_status":"closed","ping_status":"","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[101],"tags":[],"class_list":["post-185136","post","type-post","status-publish","format-standard","hentry","category-database"],"_links":{"self":[{"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/185136","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"}],"replies":[{"embeddable":true,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/comments?post=185136"}],"version-history":[{"count":1,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/185136\/revisions"}],"predecessor-version":[{"id":185137,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/185136\/revisions\/185137"}],"wp:attachment":[{"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/media?parent=185136"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/categories?post=185136"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/tags?post=185136"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}