{"id":171975,"date":"2024-11-07T09:14:26","date_gmt":"2024-11-07T01:14:26","guid":{"rendered":"https:\/\/server.hk\/cnblog\/171975\/"},"modified":"2024-11-07T09:14:26","modified_gmt":"2024-11-07T01:14:26","slug":"%e6%b8%85%e9%99%a4redis%e6%95%b8%e6%93%9a%e7%ab%8b%e5%8d%b3%e9%81%8e%e6%9c%9f%e6%b8%85%e7%90%86%e6%8a%80%e8%a1%93%ef%bc%88redis%e9%81%8e%e6%9c%9f%e5%be%8c%e7%ab%8b%e5%8d%b3%ef%bc%89","status":"publish","type":"post","link":"https:\/\/server.hk\/cnblog\/171975\/","title":{"rendered":"\u6e05\u9664Redis\u6578\u64da\u7acb\u5373\u904e\u671f\u6e05\u7406\u6280\u8853\uff08redis\u904e\u671f\u5f8c\u7acb\u5373\uff09"},"content":{"rendered":"<h1 id=\"%e6%b8%85%e9%99%a4redis%e6%95%b8%e6%93%9a%e7%ab%8b%e5%8d%b3%e9%81%8e%e6%9c%9f%e6%b8%85%e7%90%86%e6%8a%80%e8%a1%93%ef%bc%88redis%e9%81%8e%e6%9c%9f%e5%be%8c%e7%ab%8b%e5%8d%b3%ef%bc%89-TGoPwQtOGP\">\u6e05\u9664Redis\u6578\u64da\u7acb\u5373\u904e\u671f\u6e05\u7406\u6280\u8853\uff08redis\u904e\u671f\u5f8c\u7acb\u5373\uff09<\/h1>\n<p>Redis\u662f\u4e00\u7a2e\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\u3002\u5176\u652f\u6301\u7684\u904e\u671f\u9375\u529f\u80fd\u4f7f\u5f97\u958b\u767c\u8005\u80fd\u5920\u8a2d\u7f6e\u9375\u7684\u6709\u6548\u671f\uff0c\u7576\u904e\u671f\u6642\u9593\u5230\u9054\u6642\uff0c\u9375\u5c07\u81ea\u52d5\u88ab\u522a\u9664\u3002\u7136\u800c\uff0cRedis\u7684\u9ed8\u8a8d\u904e\u671f\u7b56\u7565\u662f\u5b9a\u671f\u6aa2\u67e5\u904e\u671f\u9375\uff0c\u9019\u53ef\u80fd\u5c0e\u81f4\u904e\u671f\u9375\u5728\u5be6\u969b\u904e\u671f\u5f8c\u4ecd\u7136\u5b58\u5728\u4e00\u6bb5\u6642\u9593\u3002\u70ba\u4e86\u63d0\u9ad8\u6027\u80fd\u548c\u8cc7\u6e90\u5229\u7528\u7387\uff0c\u958b\u767c\u8005\u53ef\u4ee5\u63a1\u7528\u7acb\u5373\u904e\u671f\u6e05\u7406\u6280\u8853\u4f86\u512a\u5316\u9019\u4e00\u904e\u7a0b\u3002<\/p>\n<h2 id=\"redis%e7%9a%84%e9%81%8e%e6%9c%9f%e6%a9%9f%e5%88%b6-TGoPwQtOGP\">Redis\u7684\u904e\u671f\u6a5f\u5236<\/h2>\n<p>Redis\u63d0\u4f9b\u4e86\u5169\u7a2e\u4e3b\u8981\u7684\u904e\u671f\u6a5f\u5236\uff1a\u5b9a\u6642\u522a\u9664\u548c\u60f0\u6027\u522a\u9664\u3002\u5b9a\u6642\u522a\u9664\u662f\u6307Redis\u6703\u5b9a\u671f\u6aa2\u67e5\u6240\u6709\u7684\u9375\uff0c\u4e26\u522a\u9664\u90a3\u4e9b\u5df2\u7d93\u904e\u671f\u7684\u9375\u3002\u9019\u7a2e\u65b9\u6cd5\u7684\u7f3a\u9ede\u5728\u65bc\uff0c\u904e\u671f\u9375\u53ef\u80fd\u5728\u904e\u671f\u5f8c\u4ecd\u7136\u5b58\u5728\u4e00\u6bb5\u6642\u9593\uff0c\u9019\u5c0d\u65bc\u9700\u8981\u5373\u6642\u91cb\u653e\u8cc7\u6e90\u7684\u61c9\u7528\u4f86\u8aaa\u4e26\u4e0d\u7406\u60f3\u3002<\/p>\n<p>\u60f0\u6027\u522a\u9664\u5247\u662f\u5728\u5ba2\u6236\u7aef\u8a2a\u554f\u67d0\u500b\u9375\u6642\uff0cRedis\u6703\u6aa2\u67e5\u8a72\u9375\u662f\u5426\u904e\u671f\uff0c\u5982\u679c\u904e\u671f\u5247\u522a\u9664\u3002\u9019\u7a2e\u65b9\u6cd5\u96d6\u7136\u80fd\u5920\u5728\u4e00\u5b9a\u7a0b\u5ea6\u4e0a\u6e1b\u5c11\u904e\u671f\u9375\u7684\u5b58\u5728\uff0c\u4f46\u4ecd\u7136\u7121\u6cd5\u4fdd\u8b49\u904e\u671f\u9375\u6703\u7acb\u5373\u88ab\u522a\u9664\u3002<\/p>\n<h2 id=\"%e7%ab%8b%e5%8d%b3%e9%81%8e%e6%9c%9f%e6%b8%85%e7%90%86%e6%8a%80%e8%a1%93-TGoPwQtOGP\">\u7acb\u5373\u904e\u671f\u6e05\u7406\u6280\u8853<\/h2>\n<p>\u70ba\u4e86\u89e3\u6c7a\u4e0a\u8ff0\u554f\u984c\uff0c\u958b\u767c\u8005\u53ef\u4ee5\u5be6\u73fe\u7acb\u5373\u904e\u671f\u6e05\u7406\u6280\u8853\u3002\u9019\u7a2e\u6280\u8853\u7684\u6838\u5fc3\u601d\u60f3\u662f\uff0c\u5728\u8a2d\u7f6e\u9375\u7684\u904e\u671f\u6642\u9593\u6642\uff0c\u5c07\u904e\u671f\u6642\u9593\u8207\u7576\u524d\u6642\u9593\u9032\u884c\u6bd4\u8f03\uff0c\u4e26\u5728\u904e\u671f\u6642\u9593\u5230\u9054\u6642\u7acb\u5373\u522a\u9664\u8a72\u9375\u3002\u9019\u53ef\u4ee5\u901a\u904e\u4ee5\u4e0b\u5e7e\u7a2e\u65b9\u5f0f\u5be6\u73fe\uff1a<\/p>\n<ul>\n<li><strong>\u4f7f\u7528Lua\u8173\u672c\uff1a<\/strong>Redis\u652f\u6301Lua\u8173\u672c\uff0c\u53ef\u4ee5\u5728\u670d\u52d9\u5668\u7aef\u57f7\u884c\u591a\u500b\u547d\u4ee4\u3002\u958b\u767c\u8005\u53ef\u4ee5\u7de8\u5beb\u4e00\u500bLua\u8173\u672c\uff0c\u6aa2\u67e5\u9375\u7684\u904e\u671f\u6642\u9593\u4e26\u5728\u904e\u671f\u6642\u7acb\u5373\u522a\u9664\u3002<\/li>\n<li><strong>\u4f7f\u7528\u5ba2\u6236\u7aef\u5b9a\u6642\u4efb\u52d9\uff1a<\/strong>\u5728\u61c9\u7528\u5c64\u9762\uff0c\u958b\u767c\u8005\u53ef\u4ee5\u8a2d\u7f6e\u4e00\u500b\u5b9a\u6642\u4efb\u52d9\uff0c\u5b9a\u671f\u6aa2\u67e5\u6240\u6709\u7684\u904e\u671f\u9375\u4e26\u522a\u9664\u5b83\u5011\u3002\u9019\u7a2e\u65b9\u6cd5\u96d6\u7136\u589e\u52a0\u4e86\u984d\u5916\u7684\u958b\u92b7\uff0c\u4f46\u80fd\u5920\u78ba\u4fdd\u904e\u671f\u9375\u80fd\u5920\u88ab\u53ca\u6642\u6e05\u7406\u3002<\/li>\n<li><strong>\u4f7f\u7528Redis\u7684Keyspace Notifications\uff1a<\/strong>Redis\u652f\u6301\u9375\u7a7a\u9593\u901a\u77e5\u529f\u80fd\uff0c\u958b\u767c\u8005\u53ef\u4ee5\u76e3\u807d\u9375\u7684\u904e\u671f\u4e8b\u4ef6\uff0c\u4e26\u5728\u9375\u904e\u671f\u6642\u57f7\u884c\u76f8\u61c9\u7684\u6e05\u7406\u64cd\u4f5c\u3002<\/li>\n<\/ul>\n<h3 id=\"%e7%a4%ba%e4%be%8b%ef%bc%9a%e4%bd%bf%e7%94%a8lua%e8%85%b3%e6%9c%ac%e9%80%b2%e8%a1%8c%e7%ab%8b%e5%8d%b3%e9%81%8e%e6%9c%9f%e6%b8%85%e7%90%86-TGoPwQtOGP\">\u793a\u4f8b\uff1a\u4f7f\u7528Lua\u8173\u672c\u9032\u884c\u7acb\u5373\u904e\u671f\u6e05\u7406<\/h3>\n<pre><code>\n-- Lua\u8173\u672c\u793a\u4f8b\nlocal key = KEYS[1]\nlocal current_time = tonumber(ARGV[1])\nlocal expire_time = tonumber(redis.call('TTL', key))\n\nif expire_time &lt;= 0 then\n    return redis.call('DEL', key)\nelse\n    return 0\nend\n<\/code><\/pre>\n<p>\u5728\u9019\u500b\u793a\u4f8b\u4e2d\uff0cLua\u8173\u672c\u9996\u5148\u6aa2\u67e5\u9375\u7684TTL\uff08\u751f\u5b58\u6642\u9593\uff09\uff0c\u5982\u679cTTL\u5c0f\u65bc\u7b49\u65bc0\uff0c\u5247\u7acb\u5373\u522a\u9664\u8a72\u9375\u3002\u9019\u6a23\u53ef\u4ee5\u78ba\u4fdd\u904e\u671f\u9375\u80fd\u5920\u88ab\u53ca\u6642\u6e05\u7406\u3002<\/p>\n<h2 id=\"%e7%b8%bd%e7%b5%90-TGoPwQtOGP\">\u7e3d\u7d50<\/h2>\n<p>Redis\u7684\u904e\u671f\u6a5f\u5236\u96d6\u7136\u65b9\u4fbf\uff0c\u4f46\u5728\u67d0\u4e9b\u60c5\u6cc1\u4e0b\u53ef\u80fd\u5c0e\u81f4\u904e\u671f\u9375\u7684\u5ef6\u9072\u522a\u9664\u3002\u901a\u904e\u5be6\u65bd\u7acb\u5373\u904e\u671f\u6e05\u7406\u6280\u8853\uff0c\u958b\u767c\u8005\u53ef\u4ee5\u63d0\u9ad8\u8cc7\u6e90\u7684\u5229\u7528\u7387\uff0c\u6e1b\u5c11\u4e0d\u5fc5\u8981\u7684\u5167\u5b58\u4f54\u7528\u3002\u7121\u8ad6\u662f\u4f7f\u7528Lua\u8173\u672c\u3001\u5ba2\u6236\u7aef\u5b9a\u6642\u4efb\u52d9\u9084\u662fRedis\u7684\u9375\u7a7a\u9593\u901a\u77e5\u529f\u80fd\uff0c\u9019\u4e9b\u65b9\u6cd5\u90fd\u80fd\u6709\u6548\u5730\u89e3\u6c7a\u904e\u671f\u9375\u7684\u554f\u984c\u3002<\/p>\n<p>\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\u7a69\u5b9a\u7684 <a href=\"https:\/\/server.hk\">\u9999\u6e2fVPS<\/a> \u670d\u52d9\uff0c\u5e6b\u52a9\u60a8\u66f4\u597d\u5730\u7ba1\u7406\u548c\u512a\u5316\u60a8\u7684\u6578\u64da\u5b58\u5132\u9700\u6c42\u3002<\/p>\n","protected":false},"excerpt":{"rendered":"<p>\u63a2\u7d22Redis\u6578\u64da\u6e05\u7406\u6280\u8853\uff0c\u5be6\u73fe\u904e\u671f\u6578\u64da\u7684\u5373\u6642\u6e05\u9664\uff0c\u63d0\u5347\u7cfb\u7d71\u6027\u80fd\u8207\u8cc7\u6e90\u7ba1\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-171975","post","type-post","status-publish","format-standard","hentry","category-database"],"_links":{"self":[{"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/171975","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=171975"}],"version-history":[{"count":1,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/171975\/revisions"}],"predecessor-version":[{"id":171976,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/171975\/revisions\/171976"}],"wp:attachment":[{"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/media?parent=171975"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/categories?post=171975"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/tags?post=171975"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}