{"id":162779,"date":"2024-11-04T17:56:21","date_gmt":"2024-11-04T09:56:21","guid":{"rendered":"https:\/\/server.hk\/cnblog\/162779\/"},"modified":"2024-11-04T17:56:22","modified_gmt":"2024-11-04T09:56:22","slug":"%e8%85%b3%e6%9c%acredis%e9%9b%86%e7%be%a4%e6%94%af%e6%8c%81%e4%b8%8b%e7%9a%84lua%e8%85%b3%e6%9c%ac%e4%b9%8b%e5%a2%83%e7%95%8c%ef%bc%88redis%e9%9b%86%e7%be%a4%e6%94%af%e6%8c%81lua%ef%bc%89","status":"publish","type":"post","link":"https:\/\/server.hk\/cnblog\/162779\/","title":{"rendered":"\u8173\u672cRedis\u96c6\u7fa4\u652f\u6301\u4e0b\u7684Lua\u8173\u672c\u4e4b\u5883\u754c\uff08Redis\u96c6\u7fa4\u652f\u6301Lua\uff09"},"content":{"rendered":"<h1 id=\"%e8%85%b3%e6%9c%acredis%e9%9b%86%e7%be%a4%e6%94%af%e6%8c%81%e4%b8%8b%e7%9a%84lua%e8%85%b3%e6%9c%ac%e4%b9%8b%e5%a2%83%e7%95%8c%ef%bc%88redis%e9%9b%86%e7%be%a4%e6%94%af%e6%8c%81lua%ef%bc%89-zLvQufxTUs\">\u8173\u672cRedis\u96c6\u7fa4\u652f\u6301\u4e0b\u7684Lua\u8173\u672c\u4e4b\u5883\u754c\uff08Redis\u96c6\u7fa4\u652f\u6301Lua\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\u5b58\u5132\u7cfb\u7d71\uff0c\u5df2\u7d93\u88ab\u5ee3\u6cdb\u61c9\u7528\u65bc\u5404\u7a2e\u5834\u666f\u3002\u96a8\u8457\u9700\u6c42\u7684\u589e\u9577\uff0cRedis\u96c6\u7fa4\u7684\u51fa\u73fe\u4f7f\u5f97\u6578\u64da\u7684\u5206\u4f48\u5f0f\u5b58\u5132\u548c\u8655\u7406\u6210\u70ba\u53ef\u80fd\u3002\u800cLua\u8173\u672c\u7684\u5f15\u5165\uff0c\u5247\u70baRedis\u7684\u64cd\u4f5c\u63d0\u4f9b\u4e86\u66f4\u9ad8\u7684\u9748\u6d3b\u6027\u548c\u6548\u7387\u3002\u672c\u6587\u5c07\u63a2\u8a0eRedis\u96c6\u7fa4\u5982\u4f55\u652f\u6301Lua\u8173\u672c\uff0c\u4e26\u5206\u6790\u5176\u5728\u5be6\u969b\u61c9\u7528\u4e2d\u7684\u512a\u52e2\u3002<\/p>\n<h2 id=\"redis%e9%9b%86%e7%be%a4%e6%a6%82%e8%bf%b0-zLvQufxTUs\">Redis\u96c6\u7fa4\u6982\u8ff0<\/h2>\n<p>Redis\u96c6\u7fa4\u662f\u4e00\u7a2e\u5206\u4f48\u5f0f\u67b6\u69cb\uff0c\u5141\u8a31\u7528\u6236\u5c07\u6578\u64da\u5206\u6563\u5230\u591a\u500bRedis\u5be6\u4f8b\u4e2d\u3002\u9019\u7a2e\u67b6\u69cb\u4e0d\u50c5\u63d0\u9ad8\u4e86\u6578\u64da\u7684\u53ef\u7528\u6027\uff0c\u9084\u589e\u5f37\u4e86\u7cfb\u7d71\u7684\u64f4\u5c55\u6027\u3002Redis\u96c6\u7fa4\u901a\u904e\u54c8\u5e0c\u69fd\u7684\u65b9\u5f0f\u5c07\u6578\u64da\u5206\u914d\u5230\u4e0d\u540c\u7684\u7bc0\u9ede\uff0c\u9019\u6a23\u5373\u4f7f\u67d0\u500b\u7bc0\u9ede\u5931\u6548\uff0c\u6574\u500b\u7cfb\u7d71\u4ecd\u7136\u53ef\u4ee5\u6b63\u5e38\u904b\u884c\u3002<\/p>\n<h2 id=\"lua%e8%85%b3%e6%9c%ac%e7%9a%84%e7%89%b9%e6%80%a7-zLvQufxTUs\">Lua\u8173\u672c\u7684\u7279\u6027<\/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\u7684\u4e3b\u8981\u7279\u6027\u5305\u62ec\uff1a<\/p>\n<ul>\n<li><strong>\u539f\u5b50\u6027\uff1a<\/strong>Lua\u8173\u672c\u5728Redis\u4e2d\u4ee5\u539f\u5b50\u65b9\u5f0f\u57f7\u884c\uff0c\u9019\u610f\u5473\u8457\u5728\u8173\u672c\u57f7\u884c\u671f\u9593\uff0c\u5176\u4ed6\u547d\u4ee4\u7121\u6cd5\u5e72\u64fe\u5176\u57f7\u884c\uff0c\u5f9e\u800c\u4fdd\u8b49\u4e86\u6578\u64da\u7684\u4e00\u81f4\u6027\u3002<\/li>\n<li><strong>\u6027\u80fd\u512a\u52e2\uff1a<\/strong>\u901a\u904e\u5728\u670d\u52d9\u5668\u7aef\u57f7\u884c\u8173\u672c\uff0c\u53ef\u4ee5\u6e1b\u5c11\u7db2\u7d61\u5ef6\u9072\uff0c\u7279\u5225\u662f\u5728\u9700\u8981\u591a\u6b21\u8b80\u53d6\u548c\u5beb\u5165\u64cd\u4f5c\u7684\u60c5\u6cc1\u4e0b\u3002<\/li>\n<li><strong>\u7c21\u5316\u64cd\u4f5c\uff1a<\/strong>\u7528\u6236\u53ef\u4ee5\u5c07\u591a\u500bRedis\u547d\u4ee4\u5c01\u88dd\u5728\u4e00\u500bLua\u8173\u672c\u4e2d\uff0c\u5f9e\u800c\u7c21\u5316\u64cd\u4f5c\u6d41\u7a0b\u3002<\/li>\n<\/ul>\n<h2 id=\"redis%e9%9b%86%e7%be%a4%e4%b8%ad%e7%9a%84lua%e8%85%b3%e6%9c%ac%e6%94%af%e6%8c%81-zLvQufxTUs\">Redis\u96c6\u7fa4\u4e2d\u7684Lua\u8173\u672c\u652f\u6301<\/h2>\n<p>\u5728Redis\u96c6\u7fa4\u4e2d\uff0cLua\u8173\u672c\u7684\u652f\u6301\u76f8\u5c0d\u65bc\u55ae\u4e00\u5be6\u4f8b\u6709\u5176\u7279\u6b8a\u6027\u3002\u7531\u65bc\u6578\u64da\u5206\u4f48\u5728\u4e0d\u540c\u7684\u7bc0\u9ede\u4e0a\uff0c\u57f7\u884cLua\u8173\u672c\u6642\u9700\u8981\u6ce8\u610f\u4ee5\u4e0b\u5e7e\u9ede\uff1a<\/p>\n<ul>\n<li><strong>\u9375\u7684\u8def\u7531\uff1a<\/strong>\u5728\u96c6\u7fa4\u6a21\u5f0f\u4e0b\uff0cLua\u8173\u672c\u53ea\u80fd\u64cd\u4f5c\u540c\u4e00\u54c8\u5e0c\u69fd\u4e2d\u7684\u9375\u3002\u9019\u610f\u5473\u8457\u5982\u679c\u8173\u672c\u4e2d\u6d89\u53ca\u591a\u500b\u9375\uff0c\u9019\u4e9b\u9375\u5fc5\u9808\u88ab\u6620\u5c04\u5230\u540c\u4e00\u500b\u54c8\u5e0c\u69fd\uff0c\u5426\u5247\u5c07\u6703\u5831\u932f\u3002<\/li>\n<li><strong>\u932f\u8aa4\u8655\u7406\uff1a<\/strong>\u5982\u679c\u8173\u672c\u57f7\u884c\u904e\u7a0b\u4e2d\u51fa\u73fe\u932f\u8aa4\uff0cRedis\u6703\u81ea\u52d5\u56de\u6efe\u6240\u6709\u64cd\u4f5c\uff0c\u9019\u6a23\u53ef\u4ee5\u4fdd\u8b49\u6578\u64da\u7684\u4e00\u81f4\u6027\u3002<\/li>\n<li><strong>\u6027\u80fd\u8003\u91cf\uff1a<\/strong>\u96d6\u7136Lua\u8173\u672c\u53ef\u4ee5\u63d0\u9ad8\u6027\u80fd\uff0c\u4f46\u5728\u96c6\u7fa4\u74b0\u5883\u4e2d\uff0c\u904e\u65bc\u8907\u96dc\u7684\u8173\u672c\u53ef\u80fd\u6703\u5c0e\u81f4\u6027\u80fd\u4e0b\u964d\uff0c\u56e0\u6b64\u9700\u8981\u8b39\u614e\u8a2d\u8a08\u3002<\/li>\n<\/ul>\n<h3 id=\"%e7%a4%ba%e4%be%8b%ef%bc%9a%e5%9c%a8redis%e9%9b%86%e7%be%a4%e4%b8%ad%e5%9f%b7%e8%a1%8clua%e8%85%b3%e6%9c%ac-zLvQufxTUs\">\u793a\u4f8b\uff1a\u5728Redis\u96c6\u7fa4\u4e2d\u57f7\u884cLua\u8173\u672c<\/h3>\n<pre><code>\n-- \u5047\u8a2d\u6211\u5011\u6709\u5169\u500b\u9375\uff0ckey1\u548ckey2\uff0c\u4e26\u5e0c\u671b\u5c07\u5b83\u5011\u7684\u503c\u76f8\u52a0\nlocal value1 = redis.call('GET', KEYS[1])\nlocal value2 = redis.call('GET', KEYS[2])\nlocal sum = tonumber(value1) + tonumber(value2)\nreturn sum\n<\/code><\/pre>\n<p>\u5728\u57f7\u884c\u4e0a\u8ff0\u8173\u672c\u6642\uff0c\u5fc5\u9808\u78ba\u4fddkey1\u548ckey2\u4f4d\u65bc\u540c\u4e00\u54c8\u5e0c\u69fd\u4e2d\uff0c\u5426\u5247\u5c07\u7121\u6cd5\u6210\u529f\u57f7\u884c\u3002<\/p>\n<h2 id=\"%e5%af%a6%e9%9a%9b%e6%87%89%e7%94%a8%e5%a0%b4%e6%99%af-zLvQufxTUs\">\u5be6\u969b\u61c9\u7528\u5834\u666f<\/h2>\n<p>Redis\u96c6\u7fa4\u652f\u6301Lua\u8173\u672c\u7684\u7279\u6027\u4f7f\u5176\u5728\u591a\u7a2e\u61c9\u7528\u5834\u666f\u4e2d\u8868\u73fe\u51fa\u8272\u3002\u4f8b\u5982\uff1a<\/p>\n<ul>\n<li><strong>\u8a08\u7b97\u7d71\u8a08\u6578\u64da\uff1a<\/strong>\u5728\u9700\u8981\u5c0d\u5927\u91cf\u6578\u64da\u9032\u884c\u7d71\u8a08\u8a08\u7b97\u6642\uff0c\u53ef\u4ee5\u4f7f\u7528Lua\u8173\u672c\u5728\u670d\u52d9\u5668\u7aef\u9032\u884c\u8a08\u7b97\uff0c\u6e1b\u5c11\u6578\u64da\u50b3\u8f38\u3002<\/li>\n<li><strong>\u5be6\u6642\u6578\u64da\u8655\u7406\uff1a<\/strong>\u5728\u904a\u6232\u6216\u5373\u6642\u901a\u8a0a\u61c9\u7528\u4e2d\uff0cLua\u8173\u672c\u53ef\u4ee5\u7528\u65bc\u5feb\u901f\u8655\u7406\u7528\u6236\u8acb\u6c42\uff0c\u63d0\u5347\u97ff\u61c9\u901f\u5ea6\u3002<\/li>\n<li><strong>\u6279\u91cf\u64cd\u4f5c\uff1a<\/strong>\u901a\u904eLua\u8173\u672c\uff0c\u53ef\u4ee5\u5c07\u591a\u500b\u64cd\u4f5c\u5408\u4f75\u70ba\u4e00\u500b\u8acb\u6c42\uff0c\u6e1b\u5c11\u7db2\u7d61\u5ef6\u9072\u3002<\/li>\n<\/ul>\n<h2 id=\"%e7%b8%bd%e7%b5%90-zLvQufxTUs\">\u7e3d\u7d50<\/h2>\n<p>Redis\u96c6\u7fa4\u652f\u6301Lua\u8173\u672c\u7684\u7279\u6027\u70ba\u958b\u767c\u8005\u63d0\u4f9b\u4e86\u5f37\u5927\u7684\u5de5\u5177\uff0c\u4f7f\u5f97\u6578\u64da\u64cd\u4f5c\u66f4\u52a0\u9748\u6d3b\u548c\u9ad8\u6548\u3002\u901a\u904e\u5408\u7406\u8a2d\u8a08Lua\u8173\u672c\uff0c\u53ef\u4ee5\u5728\u96c6\u7fa4\u74b0\u5883\u4e2d\u5145\u5206\u767c\u63eeRedis\u7684\u6027\u80fd\u512a\u52e2\u3002\u5c0d\u65bc\u9700\u8981\u9ad8\u53ef\u7528\u6027\u548c\u9ad8\u6027\u80fd\u7684\u61c9\u7528\u4f86\u8aaa\uff0c\u9078\u64c7\u5408\u9069\u7684<code><a href=\"https:\/\/server.hk\">\u9999\u6e2fVPS<\/a><\/code>\u6216<code><a href=\"https:\/\/server.hk\">\u9999\u6e2f\u4f3a\u670d\u5668<\/a><\/code>\u89e3\u6c7a\u65b9\u6848\u5c07\u662f\u660e\u667a\u4e4b\u8209\u3002\u7121\u8ad6\u662f\u6578\u64da\u5b58\u5132\u9084\u662f\u5be6\u6642\u8655\u7406\uff0cRedis\u96c6\u7fa4\u548cLua\u8173\u672c\u7684\u7d50\u5408\u90fd\u80fd\u70ba\u7528\u6236\u5e36\u4f86\u5353\u8d8a\u7684\u9ad4\u9a57\u3002<\/p>\n","protected":false},"excerpt":{"rendered":"<p>\u63a2\u7d22Redis\u96c6\u7fa4\u4e2dLua\u8173\u672c\u7684\u5f37\u5927\u529f\u80fd\uff0c\u63d0\u5347\u6578\u64da\u8655\u7406\u6548\u7387\uff0c\u5be6\u73fe\u9ad8\u6548\u7684\u5206\u4f48\u5f0f\u8a08\u7b97\u8207\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-162779","post","type-post","status-publish","format-standard","hentry","category-database"],"_links":{"self":[{"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/162779","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=162779"}],"version-history":[{"count":1,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/162779\/revisions"}],"predecessor-version":[{"id":162780,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/162779\/revisions\/162780"}],"wp:attachment":[{"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/media?parent=162779"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/categories?post=162779"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/tags?post=162779"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}