{"id":162785,"date":"2024-11-04T17:59:17","date_gmt":"2024-11-04T09:59:17","guid":{"rendered":"https:\/\/server.hk\/cnblog\/162785\/"},"modified":"2024-11-04T17:59:18","modified_gmt":"2024-11-04T09:59:18","slug":"%e8%85%b3%e6%9c%ac%e5%bf%ab%e9%80%9f%e6%8e%8c%e6%8f%a1redis%e6%9f%a5%e7%9c%8blua%e8%85%b3%e6%9c%ac%e7%9a%84%e6%96%b9%e6%b3%95%ef%bc%88redis%e6%9f%a5%e7%9c%8blua%ef%bc%89","status":"publish","type":"post","link":"https:\/\/server.hk\/cnblog\/162785\/","title":{"rendered":"\u8173\u672c\u5feb\u901f\u638c\u63e1Redis\u67e5\u770bLua\u8173\u672c\u7684\u65b9\u6cd5\uff08Redis\u67e5\u770bLua\uff09"},"content":{"rendered":"<h1 id=\"%e8%85%b3%e6%9c%ac%e5%bf%ab%e9%80%9f%e6%8e%8c%e6%8f%a1redis%e6%9f%a5%e7%9c%8blua%e8%85%b3%e6%9c%ac%e7%9a%84%e6%96%b9%e6%b3%95%ef%bc%88redis%e6%9f%a5%e7%9c%8blua%ef%bc%89-NCdRVQBjQe\">\u8173\u672c\u5feb\u901f\u638c\u63e1Redis\u67e5\u770bLua\u8173\u672c\u7684\u65b9\u6cd5\uff08Redis\u67e5\u770bLua\uff09<\/h1>\n<p>\u5728\u7576\u4eca\u7684\u6578\u64da\u8655\u7406\u74b0\u5883\u4e2d\uff0cRedis\u4f5c\u70ba\u4e00\u500b\u9ad8\u6548\u7684\u9375\u503c\u6578\u64da\u5eab\uff0c\u5ee3\u6cdb\u61c9\u7528\u65bc\u5404\u7a2e\u5834\u666f\u3002\u7279\u5225\u662fLua\u8173\u672c\u7684\u4f7f\u7528\uff0c\u4f7f\u5f97Redis\u80fd\u5920\u5728\u670d\u52d9\u5668\u7aef\u57f7\u884c\u8907\u96dc\u7684\u64cd\u4f5c\uff0c\u5f9e\u800c\u63d0\u9ad8\u6027\u80fd\u548c\u6548\u7387\u3002\u672c\u6587\u5c07\u4ecb\u7d39\u5982\u4f55\u5feb\u901f\u638c\u63e1Redis\u67e5\u770bLua\u8173\u672c\u7684\u65b9\u6cd5\uff0c\u5e6b\u52a9\u958b\u767c\u8005\u66f4\u597d\u5730\u5229\u7528\u9019\u4e00\u5f37\u5927\u7684\u529f\u80fd\u3002<\/p>\n<h2 id=\"%e4%bb%80%e9%ba%bc%e6%98%aflua%e8%85%b3%e6%9c%ac%ef%bc%9f-NCdRVQBjQe\">\u4ec0\u9ebc\u662fLua\u8173\u672c\uff1f<\/h2>\n<p>Lua\u662f\u4e00\u7a2e\u8f15\u91cf\u7d1a\u7684\u8173\u672c\u8a9e\u8a00\uff0c\u56e0\u5176\u7c21\u6f54\u548c\u9ad8\u6548\u800c\u53d7\u5230\u5ee3\u6cdb\u6b61\u8fce\u3002\u5728Redis\u4e2d\uff0cLua\u8173\u672c\u5141\u8a31\u7528\u6236\u5728\u670d\u52d9\u5668\u7aef\u57f7\u884c\u591a\u500b\u547d\u4ee4\uff0c\u9019\u6a23\u53ef\u4ee5\u6e1b\u5c11\u7db2\u7d61\u5ef6\u9072\u4e26\u63d0\u9ad8\u6027\u80fd\u3002\u4f7f\u7528Lua\u8173\u672c\uff0c\u958b\u767c\u8005\u53ef\u4ee5\u5c07\u591a\u500b\u64cd\u4f5c\u5c01\u88dd\u5728\u4e00\u500b\u539f\u5b50\u64cd\u4f5c\u4e2d\uff0c\u78ba\u4fdd\u6578\u64da\u7684\u4e00\u81f4\u6027\u3002<\/p>\n<h2 id=\"%e5%a6%82%e4%bd%95%e5%9c%a8redis%e4%b8%ad%e4%bd%bf%e7%94%a8lua%e8%85%b3%e6%9c%ac-NCdRVQBjQe\">\u5982\u4f55\u5728Redis\u4e2d\u4f7f\u7528Lua\u8173\u672c<\/h2>\n<p>\u5728Redis\u4e2d\u4f7f\u7528Lua\u8173\u672c\u975e\u5e38\u7c21\u55ae\u3002\u7528\u6236\u53ef\u4ee5\u901a\u904e\u4ee5\u4e0b\u547d\u4ee4\u4f86\u57f7\u884cLua\u8173\u672c\uff1a<\/p>\n<pre><code>eval script numkeys key1 key2 ... arg1 arg2 ...<\/code><\/pre>\n<p>\u5176\u4e2d\uff0c<code>script<\/code>\u662fLua\u8173\u672c\u7684\u5167\u5bb9\uff0c<code>numkeys<\/code>\u662f\u9375\u7684\u6578\u91cf\uff0c<code>key1, key2, ...<\/code>\u662f\u8981\u64cd\u4f5c\u7684\u9375\uff0c<code>arg1, arg2, ...<\/code>\u662f\u50b3\u905e\u7d66\u8173\u672c\u7684\u53c3\u6578\u3002<\/p>\n<h3 id=\"%e7%a4%ba%e4%be%8b%ef%bc%9a%e8%a8%88%e7%ae%97%e5%85%a9%e5%80%8b%e9%8d%b5%e7%9a%84%e7%b8%bd%e5%92%8c-NCdRVQBjQe\">\u793a\u4f8b\uff1a\u8a08\u7b97\u5169\u500b\u9375\u7684\u7e3d\u548c<\/h3>\n<p>\u4ee5\u4e0b\u662f\u4e00\u500b\u7c21\u55ae\u7684Lua\u8173\u672c\u793a\u4f8b\uff0c\u7528\u65bc\u8a08\u7b97\u5169\u500b\u9375\u7684\u7e3d\u548c\uff1a<\/p>\n<pre><code>local value1 = tonumber(redis.call('get', KEYS[1]))\nlocal value2 = tonumber(redis.call('get', KEYS[2]))\nreturn value1 + value2<\/code><\/pre>\n<p>\u8981\u57f7\u884c\u9019\u500b\u8173\u672c\uff0c\u53ef\u4ee5\u4f7f\u7528\u4ee5\u4e0b\u547d\u4ee4\uff1a<\/p>\n<pre><code>eval \"local value1 = tonumber(redis.call('get', KEYS[1])); local value2 = tonumber(redis.call('get', KEYS[2])); return value1 + value2\" 2 key1 key2<\/code><\/pre>\n<h2 id=\"%e5%a6%82%e4%bd%95%e6%9f%a5%e7%9c%8b%e5%b7%b2%e5%8a%a0%e8%bc%89%e7%9a%84lua%e8%85%b3%e6%9c%ac-NCdRVQBjQe\">\u5982\u4f55\u67e5\u770b\u5df2\u52a0\u8f09\u7684Lua\u8173\u672c<\/h2>\n<p>\u5728Redis\u4e2d\uff0c\u60a8\u53ef\u4ee5\u4f7f\u7528\u4ee5\u4e0b\u547d\u4ee4\u67e5\u770b\u5df2\u52a0\u8f09\u7684Lua\u8173\u672c\uff1a<\/p>\n<pre><code>SCRIPT LIST<\/code><\/pre>\n<p>\u9019\u500b\u547d\u4ee4\u5c07\u8fd4\u56de\u6240\u6709\u5df2\u52a0\u8f09\u7684\u8173\u672c\u7684SHA1\u54c8\u5e0c\u503c\u3002\u60a8\u53ef\u4ee5\u4f7f\u7528\u9019\u4e9b\u54c8\u5e0c\u503c\u4f86\u57f7\u884c\u6216\u522a\u9664\u8173\u672c\u3002<\/p>\n<h3 id=\"%e6%9f%a5%e7%9c%8b%e7%89%b9%e5%ae%9a%e8%85%b3%e6%9c%ac%e7%9a%84%e5%85%a7%e5%ae%b9-NCdRVQBjQe\">\u67e5\u770b\u7279\u5b9a\u8173\u672c\u7684\u5167\u5bb9<\/h3>\n<p>\u5982\u679c\u60a8\u60f3\u67e5\u770b\u7279\u5b9a\u8173\u672c\u7684\u5167\u5bb9\uff0c\u53ef\u4ee5\u4f7f\u7528\u4ee5\u4e0b\u547d\u4ee4\uff1a<\/p>\n<pre><code>SCRIPT LOAD script<\/code><\/pre>\n<p>\u9019\u5c07\u8fd4\u56de\u8a72\u8173\u672c\u7684SHA1\u54c8\u5e0c\u503c\uff0c\u60a8\u53ef\u4ee5\u4f7f\u7528\u9019\u500b\u54c8\u5e0c\u503c\u4f86\u57f7\u884c\u6216\u522a\u9664\u8173\u672c\u3002<\/p>\n<h2 id=\"%e5%88%aa%e9%99%a4%e5%b7%b2%e5%8a%a0%e8%bc%89%e7%9a%84lua%e8%85%b3%e6%9c%ac-NCdRVQBjQe\">\u522a\u9664\u5df2\u52a0\u8f09\u7684Lua\u8173\u672c<\/h2>\n<p>\u5982\u679c\u60a8\u9700\u8981\u522a\u9664\u5df2\u52a0\u8f09\u7684Lua\u8173\u672c\uff0c\u53ef\u4ee5\u4f7f\u7528\u4ee5\u4e0b\u547d\u4ee4\uff1a<\/p>\n<pre><code>SCRIPT FLUSH<\/code><\/pre>\n<p>\u9019\u5c07\u522a\u9664\u6240\u6709\u5df2\u52a0\u8f09\u7684\u8173\u672c\u3002\u8acb\u6ce8\u610f\uff0c\u9019\u662f\u4e00\u500b\u4e0d\u53ef\u9006\u7684\u64cd\u4f5c\uff0c\u8acb\u8b39\u614e\u4f7f\u7528\u3002<\/p>\n<h2 id=\"%e7%b8%bd%e7%b5%90-NCdRVQBjQe\">\u7e3d\u7d50<\/h2>\n<p>\u638c\u63e1Redis\u67e5\u770bLua\u8173\u672c\u7684\u65b9\u6cd5\u5c0d\u65bc\u958b\u767c\u8005\u4f86\u8aaa\u81f3\u95dc\u91cd\u8981\u3002\u901a\u904e\u4f7f\u7528<code>eval<\/code>\u547d\u4ee4\u57f7\u884c\u8173\u672c\u3001<code>SCRIPT LIST<\/code>\u67e5\u770b\u5df2\u52a0\u8f09\u7684\u8173\u672c\u4ee5\u53ca<code>SCRIPT FLUSH<\/code>\u522a\u9664\u4e0d\u9700\u8981\u7684\u8173\u672c\uff0c\u958b\u767c\u8005\u53ef\u4ee5\u66f4\u6709\u6548\u5730\u7ba1\u7406\u548c\u4f7f\u7528Lua\u8173\u672c\u3002\u9019\u4e9b\u6280\u5de7\u4e0d\u50c5\u80fd\u63d0\u9ad8\u958b\u767c\u6548\u7387\uff0c\u9084\u80fd\u512a\u5316\u61c9\u7528\u6027\u80fd\u3002<\/p>\n<p>\u5982\u679c\u60a8\u6b63\u5728\u5c0b\u627e\u9ad8\u6548\u7684<a href=\"https:\/\/server.hk\">\u9999\u6e2fVPS<\/a>\u89e3\u6c7a\u65b9\u6848\uff0cServer.HK\u63d0\u4f9b\u591a\u7a2e\u9078\u64c7\uff0c\u6eff\u8db3\u60a8\u7684\u9700\u6c42\u3002\u7121\u8ad6\u662f<a href=\"https:\/\/server.hk\">\u4e91\u4f3a\u670d\u5668<\/a>\u9084\u662f\u5176\u4ed6\u670d\u52d9\uff0c\u6211\u5011\u90fd\u80fd\u70ba\u60a8\u63d0\u4f9b\u652f\u6301\u3002<\/p>\n","protected":false},"excerpt":{"rendered":"<p>\u5feb\u901f\u638c\u63e1Redis\u67e5\u770bLua\u8173\u672c\u7684\u65b9\u6cd5\uff0c\u5b78\u7fd2\u5982\u4f55\u6709\u6548\u6aa2\u8996\u548c\u7ba1\u7406Redis\u4e2d\u7684Lua\u8173\u672c\uff0c\u63d0\u5347\u6578\u64da\u8655\u7406\u6548\u7387\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-162785","post","type-post","status-publish","format-standard","hentry","category-database"],"_links":{"self":[{"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/162785","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=162785"}],"version-history":[{"count":1,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/162785\/revisions"}],"predecessor-version":[{"id":162786,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/162785\/revisions\/162786"}],"wp:attachment":[{"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/media?parent=162785"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/categories?post=162785"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/tags?post=162785"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}