{"id":105552,"date":"2024-10-23T13:14:15","date_gmt":"2024-10-23T05:14:15","guid":{"rendered":"https:\/\/server.hk\/cnblog\/105552\/"},"modified":"2024-10-23T13:14:16","modified_gmt":"2024-10-23T05:14:16","slug":"redis-%e9%81%8e%e6%9c%9f%e6%99%82%e5%a6%82%e4%bd%95%e7%b2%be%e6%ba%96%e5%a4%9a%e7%b7%9a%e7%a8%8b%e6%8e%a7%e5%88%b6","status":"publish","type":"post","link":"https:\/\/server.hk\/cnblog\/105552\/","title":{"rendered":"Redis \u904e\u671f\u6642\u5982\u4f55\u7cbe\u6e96\u591a\u7dda\u7a0b\u63a7\u5236"},"content":{"rendered":"<h1 id=\"redis-%e9%81%8e%e6%9c%9f%e6%99%82%e5%a6%82%e4%bd%95%e7%b2%be%e6%ba%96%e5%a4%9a%e7%b7%9a%e7%a8%8b%e6%8e%a7%e5%88%b6-uiQUGiPkoY\">Redis \u904e\u671f\u6642\u5982\u4f55\u7cbe\u6e96\u591a\u7dda\u7a0b\u63a7\u5236<\/h1>\n<p>\u5728\u7576\u4eca\u7684\u61c9\u7528\u7a0b\u5f0f\u958b\u767c\u4e2d\uff0cRedis \u4f5c\u70ba\u4e00\u500b\u9ad8\u6548\u7684\u9375\u503c\u5b58\u5132\u7cfb\u7d71\uff0c\u5ee3\u6cdb\u61c9\u7528\u65bc\u7de9\u5b58\u3001\u6d88\u606f\u968a\u5217\u548c\u6578\u64da\u6301\u4e45\u5316\u7b49\u5834\u666f\u3002Redis \u63d0\u4f9b\u4e86\u904e\u671f\u9375\u7684\u529f\u80fd\uff0c\u5141\u8a31\u958b\u767c\u8005\u8a2d\u7f6e\u9375\u7684\u6709\u6548\u671f\u9650\uff0c\u7576\u904e\u671f\u6642\u9593\u5230\u9054\u6642\uff0c\u9375\u6703\u81ea\u52d5\u88ab\u522a\u9664\u3002\u7136\u800c\uff0c\u5728\u591a\u7dda\u7a0b\u74b0\u5883\u4e2d\uff0c\u5982\u4f55\u7cbe\u6e96\u63a7\u5236\u9019\u4e9b\u904e\u671f\u9375\u7684\u884c\u70ba\uff0c\u6210\u70ba\u4e86\u4e00\u500b\u91cd\u8981\u7684\u8ab2\u984c\u3002<\/p>\n<h2 id=\"redis-%e7%9a%84%e9%81%8e%e6%9c%9f%e6%a9%9f%e5%88%b6-uiQUGiPkoY\">Redis \u7684\u904e\u671f\u6a5f\u5236<\/h2>\n<p>Redis \u7684\u904e\u671f\u6a5f\u5236\u4e3b\u8981\u6709\u5169\u7a2e\u65b9\u5f0f\uff1a\u5b9a\u6642\u522a\u9664\u548c\u60f0\u6027\u522a\u9664\u3002\u5b9a\u6642\u522a\u9664\u662f Redis \u5728\u6bcf\u6b21\u57f7\u884c\u547d\u4ee4\u6642\uff0c\u96a8\u6a5f\u6aa2\u67e5\u4e00\u90e8\u5206\u904e\u671f\u9375\u4e26\u522a\u9664\u5b83\u5011\uff1b\u800c\u60f0\u6027\u522a\u9664\u5247\u662f\u5728\u8a2a\u554f\u67d0\u500b\u9375\u6642\uff0c\u6aa2\u67e5\u8a72\u9375\u662f\u5426\u904e\u671f\uff0c\u82e5\u904e\u671f\u5247\u522a\u9664\u3002<\/p>\n<h2 id=\"%e5%a4%9a%e7%b7%9a%e7%a8%8b%e7%92%b0%e5%a2%83%e4%b8%ad%e7%9a%84%e6%8c%91%e6%88%b0-uiQUGiPkoY\">\u591a\u7dda\u7a0b\u74b0\u5883\u4e2d\u7684\u6311\u6230<\/h2>\n<p>\u5728\u591a\u7dda\u7a0b\u74b0\u5883\u4e2d\uff0c\u7576\u591a\u500b\u7dda\u7a0b\u540c\u6642\u8a2a\u554f Redis \u6642\uff0c\u53ef\u80fd\u6703\u51fa\u73fe\u4ee5\u4e0b\u5e7e\u500b\u6311\u6230\uff1a<\/p>\n<ul>\n<li><strong>\u7af6\u722d\u689d\u4ef6\uff1a<\/strong>\u591a\u500b\u7dda\u7a0b\u53ef\u80fd\u540c\u6642\u5617\u8a66\u8a2a\u554f\u6216\u522a\u9664\u540c\u4e00\u500b\u904e\u671f\u9375\uff0c\u5c0e\u81f4\u4e0d\u4e00\u81f4\u7684\u72c0\u614b\u3002<\/li>\n<li><strong>\u6027\u80fd\u74f6\u9838\uff1a<\/strong>\u5728\u9ad8\u4e26\u767c\u7684\u60c5\u6cc1\u4e0b\uff0cRedis \u7684\u904e\u671f\u6aa2\u67e5\u53ef\u80fd\u6210\u70ba\u6027\u80fd\u74f6\u9838\uff0c\u5f71\u97ff\u6574\u9ad4\u7cfb\u7d71\u7684\u97ff\u61c9\u901f\u5ea6\u3002<\/li>\n<li><strong>\u8cc7\u6e90\u6d6a\u8cbb\uff1a<\/strong>\u5982\u679c\u904e\u671f\u9375\u672a\u80fd\u53ca\u6642\u522a\u9664\uff0c\u5c07\u6703\u4f54\u7528\u4e0d\u5fc5\u8981\u7684\u5167\u5b58\u8cc7\u6e90\u3002<\/li>\n<\/ul>\n<h2 id=\"%e7%b2%be%e6%ba%96%e6%8e%a7%e5%88%b6%e9%81%8e%e6%9c%9f%e9%8d%b5%e7%9a%84%e7%ad%96%e7%95%a5-uiQUGiPkoY\">\u7cbe\u6e96\u63a7\u5236\u904e\u671f\u9375\u7684\u7b56\u7565<\/h2>\n<p>\u70ba\u4e86\u89e3\u6c7a\u4e0a\u8ff0\u6311\u6230\uff0c\u53ef\u4ee5\u63a1\u53d6\u4ee5\u4e0b\u5e7e\u7a2e\u7b56\u7565\u4f86\u7cbe\u6e96\u63a7\u5236 Redis \u7684\u904e\u671f\u9375\uff1a<\/p>\n<h3 id=\"1-%e4%bd%bf%e7%94%a8-lua-%e8%85%b3%e6%9c%ac-uiQUGiPkoY\">1. \u4f7f\u7528 Lua \u8173\u672c<\/h3>\n<p>Redis \u652f\u6301 Lua \u8173\u672c\uff0c\u53ef\u4ee5\u5728\u670d\u52d9\u5668\u7aef\u57f7\u884c\u539f\u5b50\u64cd\u4f5c\u3002\u9019\u6a23\u53ef\u4ee5\u907f\u514d\u591a\u7dda\u7a0b\u4e4b\u9593\u7684\u7af6\u722d\u689d\u4ef6\u3002\u4f8b\u5982\uff0c\u4ee5\u4e0b\u662f\u4e00\u500b\u4f7f\u7528 Lua \u8173\u672c\u4f86\u6aa2\u67e5\u4e26\u522a\u9664\u904e\u671f\u9375\u7684\u793a\u4f8b\uff1a<\/p>\n<pre><code>\nlocal key = KEYS[1]\nlocal current_time = tonumber(ARGV[1])\nlocal expire_time = tonumber(redis.call('TTL', key))\n\nif expire_time &gt; 0 and expire_time &lt; current_time then\n    redis.call('DEL', key)\n    return 1\nelse\n    return 0\nend\n<\/code><\/pre>\n<h3 id=\"2-%e4%bd%bf%e7%94%a8-redis-%e7%9a%84%e7%99%bc%e5%b8%83-%e8%a8%82%e9%96%b1%e6%a8%a1%e5%bc%8f-uiQUGiPkoY\">2. \u4f7f\u7528 Redis \u7684\u767c\u5e03\/\u8a02\u95b1\u6a21\u5f0f<\/h3>\n<p>\u5229\u7528 Redis \u7684\u767c\u5e03\/\u8a02\u95b1\u529f\u80fd\uff0c\u53ef\u4ee5\u5728\u9375\u904e\u671f\u6642\u901a\u77e5\u5176\u4ed6\u7dda\u7a0b\u3002\u9019\u6a23\u53ef\u4ee5\u6e1b\u5c11\u4e0d\u5fc5\u8981\u7684\u6aa2\u67e5\u548c\u522a\u9664\u64cd\u4f5c\uff0c\u63d0\u9ad8\u6027\u80fd\u3002<\/p>\n<h3 id=\"3-%e5%ae%9a%e6%9c%9f%e6%b8%85%e7%90%86%e9%81%8e%e6%9c%9f%e9%8d%b5-uiQUGiPkoY\">3. \u5b9a\u671f\u6e05\u7406\u904e\u671f\u9375<\/h3>\n<p>\u53ef\u4ee5\u8a2d\u7f6e\u4e00\u500b\u5b9a\u6642\u4efb\u52d9\uff0c\u5b9a\u671f\u6aa2\u67e5\u4e26\u522a\u9664\u904e\u671f\u9375\u3002\u9019\u6a23\u53ef\u4ee5\u6e1b\u5c11\u6bcf\u6b21\u8a2a\u554f\u6642\u7684\u904e\u671f\u6aa2\u67e5\uff0c\u63d0\u9ad8\u7cfb\u7d71\u7684\u6574\u9ad4\u6027\u80fd\u3002<\/p>\n<h2 id=\"%e7%b5%90%e8%ab%96-uiQUGiPkoY\">\u7d50\u8ad6<\/h2>\n<p>\u5728\u591a\u7dda\u7a0b\u74b0\u5883\u4e2d\uff0c\u7cbe\u6e96\u63a7\u5236 Redis \u7684\u904e\u671f\u9375\u662f\u4e00\u500b\u91cd\u8981\u7684\u8ab2\u984c\u3002\u901a\u904e\u4f7f\u7528 Lua \u8173\u672c\u3001\u767c\u5e03\/\u8a02\u95b1\u6a21\u5f0f\u4ee5\u53ca\u5b9a\u671f\u6e05\u7406\u904e\u671f\u9375\u7b49\u7b56\u7565\uff0c\u53ef\u4ee5\u6709\u6548\u5730\u89e3\u6c7a\u7af6\u722d\u689d\u4ef6\u3001\u6027\u80fd\u74f6\u9838\u548c\u8cc7\u6e90\u6d6a\u8cbb\u7b49\u554f\u984c\u3002\u9019\u4e9b\u65b9\u6cd5\u4e0d\u50c5\u80fd\u63d0\u9ad8\u7cfb\u7d71\u7684\u7a69\u5b9a\u6027\uff0c\u9084\u80fd\u63d0\u5347\u6574\u9ad4\u6027\u80fd\u3002<\/p>\n<p>\u5982\u9700\u4e86\u89e3\u66f4\u591a\u95dc\u65bc <a href=\"https:\/\/server.hk\">VPS<\/a> \u548c <a href=\"https:\/\/server.hk\">\u9999\u6e2f\u4f3a\u670d\u5668<\/a> \u7684\u8cc7\u8a0a\uff0c\u8acb\u8a2a\u554f\u6211\u5011\u7684\u7db2\u7ad9\u3002<\/p>\n","protected":false},"excerpt":{"rendered":"<p>\u63a2\u7d22\u5982\u4f55\u5728 Redis \u4e2d\u7cbe\u6e96\u63a7\u5236\u904e\u671f\u9375\u7684\u591a\u7dda\u7a0b\u7ba1\u7406\uff0c\u63d0\u5347\u6027\u80fd\u8207\u6548\u7387\uff0c\u78ba\u4fdd\u6578\u64da\u4e00\u81f4\u6027\u8207\u53ef\u9760\u6027\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-105552","post","type-post","status-publish","format-standard","hentry","category-database"],"_links":{"self":[{"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/105552","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=105552"}],"version-history":[{"count":1,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/105552\/revisions"}],"predecessor-version":[{"id":105553,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/105552\/revisions\/105553"}],"wp:attachment":[{"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/media?parent=105552"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/categories?post=105552"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/tags?post=105552"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}