{"id":164171,"date":"2024-11-05T05:37:26","date_gmt":"2024-11-04T21:37:26","guid":{"rendered":"https:\/\/server.hk\/cnblog\/164171\/"},"modified":"2024-11-05T05:37:27","modified_gmt":"2024-11-04T21:37:27","slug":"%e5%80%9f%e5%8a%a9redis%e9%8d%b5%e9%81%8e%e6%9c%9f%e8%a7%b8%e7%99%bc%e6%b4%bb%e5%8b%95%e8%87%aa%e5%8b%95%e5%8d%87%e7%b4%9a%ef%bc%88redis%e9%8d%b5%e9%81%8e%e6%9c%9f%e8%a7%b8%e7%99%bc%ef%bc%89","status":"publish","type":"post","link":"https:\/\/server.hk\/cnblog\/164171\/","title":{"rendered":"\u501f\u52a9Redis\u9375\u904e\u671f\u89f8\u767c\u6d3b\u52d5\u81ea\u52d5\u5347\u7d1a\uff08redis\u9375\u904e\u671f\u89f8\u767c\uff09"},"content":{"rendered":"<h1 id=\"%e5%80%9f%e5%8a%a9redis%e9%8d%b5%e9%81%8e%e6%9c%9f%e8%a7%b8%e7%99%bc%e6%b4%bb%e5%8b%95%e8%87%aa%e5%8b%95%e5%8d%87%e7%b4%9a%ef%bc%88redis%e9%8d%b5%e9%81%8e%e6%9c%9f%e8%a7%b8%e7%99%bc%ef%bc%89-mjErMqMwpZ\">\u501f\u52a9Redis\u9375\u904e\u671f\u89f8\u767c\u6d3b\u52d5\u81ea\u52d5\u5347\u7d1a\uff08redis\u9375\u904e\u671f\u89f8\u767c\uff09<\/h1>\n<p>\u5728\u7576\u4eca\u7684\u61c9\u7528\u7a0b\u5f0f\u958b\u767c\u4e2d\uff0c\u6027\u80fd\u548c\u6548\u7387\u662f\u81f3\u95dc\u91cd\u8981\u7684\u3002Redis\u4f5c\u70ba\u4e00\u7a2e\u9ad8\u6548\u7684\u9375\u503c\u5b58\u5132\u7cfb\u7d71\uff0c\u63d0\u4f9b\u4e86\u591a\u7a2e\u529f\u80fd\u4f86\u5e6b\u52a9\u958b\u767c\u8005\u512a\u5316\u61c9\u7528\u7a0b\u5f0f\u7684\u6027\u80fd\u3002\u5176\u4e2d\uff0c\u9375\u904e\u671f\u89f8\u767c\u529f\u80fd\u662f\u4e00\u500b\u975e\u5e38\u6709\u7528\u7684\u7279\u6027\uff0c\u53ef\u4ee5\u7528\u4f86\u81ea\u52d5\u57f7\u884c\u67d0\u4e9b\u64cd\u4f5c\uff0c\u4f8b\u5982\u6d3b\u52d5\u81ea\u52d5\u5347\u7d1a\u3002\u672c\u6587\u5c07\u6df1\u5165\u63a2\u8a0e\u5982\u4f55\u5229\u7528Redis\u7684\u9375\u904e\u671f\u529f\u80fd\u4f86\u5be6\u73fe\u9019\u4e00\u76ee\u6a19\u3002<\/p>\n<h2 id=\"redis%e9%8d%b5%e9%81%8e%e6%9c%9f%e7%9a%84%e5%9f%ba%e6%9c%ac%e6%a6%82%e5%bf%b5-mjErMqMwpZ\">Redis\u9375\u904e\u671f\u7684\u57fa\u672c\u6982\u5ff5<\/h2>\n<p>Redis\u5141\u8a31\u70ba\u6bcf\u500b\u9375\u8a2d\u7f6e\u904e\u671f\u6642\u9593\uff0c\u7576\u904e\u671f\u6642\u9593\u5230\u9054\u6642\uff0c\u8a72\u9375\u5c07\u81ea\u52d5\u88ab\u522a\u9664\u3002\u9019\u4e00\u7279\u6027\u4f7f\u5f97Redis\u975e\u5e38\u9069\u5408\u7528\u65bc\u7de9\u5b58\u3001\u6703\u8a71\u7ba1\u7406\u7b49\u5834\u666f\u3002\u958b\u767c\u8005\u53ef\u4ee5\u901a\u904e\u547d\u4ee4\u5982 <code>EXPIRE<\/code> \u6216 <code>SETEX<\/code> \u4f86\u8a2d\u7f6e\u9375\u7684\u904e\u671f\u6642\u9593\u3002<\/p>\n<pre><code>SET mykey \"Hello\"\nEXPIRE mykey 10  # mykey\u572810\u79d2\u5f8c\u904e\u671f\n<\/code><\/pre>\n<p>\u5728\u9019\u500b\u4f8b\u5b50\u4e2d\uff0c\u9375 <code>mykey<\/code> \u5c07\u572810\u79d2\u5f8c\u81ea\u52d5\u904e\u671f\u4e26\u88ab\u522a\u9664\u3002<\/p>\n<h2 id=\"%e9%8d%b5%e9%81%8e%e6%9c%9f%e8%a7%b8%e7%99%bc%e6%b4%bb%e5%8b%95%e8%87%aa%e5%8b%95%e5%8d%87%e7%b4%9a%e7%9a%84%e6%87%89%e7%94%a8%e5%a0%b4%e6%99%af-mjErMqMwpZ\">\u9375\u904e\u671f\u89f8\u767c\u6d3b\u52d5\u81ea\u52d5\u5347\u7d1a\u7684\u61c9\u7528\u5834\u666f<\/h2>\n<p>\u5728\u8a31\u591a\u61c9\u7528\u4e2d\uff0c\u53ef\u80fd\u9700\u8981\u6839\u64da\u7528\u6236\u7684\u884c\u70ba\u6216\u72c0\u614b\u81ea\u52d5\u5347\u7d1a\u67d0\u4e9b\u6d3b\u52d5\u3002\u4f8b\u5982\uff0c\u5047\u8a2d\u4e00\u500b\u5728\u7dda\u904a\u6232\u4e2d\uff0c\u73a9\u5bb6\u7684\u67d0\u500b\u7279\u6b0a\u5728\u4e00\u5b9a\u6642\u9593\u5f8c\u81ea\u52d5\u904e\u671f\uff0c\u958b\u767c\u8005\u53ef\u4ee5\u5229\u7528Redis\u7684\u9375\u904e\u671f\u529f\u80fd\u4f86\u5be6\u73fe\u9019\u4e00\u9700\u6c42\u3002<\/p>\n<h3 id=\"%e5%af%a6%e7%8f%be%e6%ad%a5%e9%a9%9f-mjErMqMwpZ\">\u5be6\u73fe\u6b65\u9a5f<\/h3>\n<ol>\n<li><strong>\u8a2d\u7f6e\u9375\u548c\u904e\u671f\u6642\u9593\uff1a<\/strong>\u7576\u73a9\u5bb6\u7372\u5f97\u7279\u6b0a\u6642\uff0c\u5c07\u5176\u5b58\u5132\u5728Redis\u4e2d\u4e26\u8a2d\u7f6e\u904e\u671f\u6642\u9593\u3002<\/li>\n<li><strong>\u76e3\u807d\u9375\u904e\u671f\u4e8b\u4ef6\uff1a<\/strong>\u4f7f\u7528Redis\u7684 <code>Keyspace Notifications<\/code> \u529f\u80fd\u4f86\u76e3\u807d\u9375\u7684\u904e\u671f\u4e8b\u4ef6\u3002<\/li>\n<li><strong>\u57f7\u884c\u81ea\u52d5\u5347\u7d1a\u64cd\u4f5c\uff1a<\/strong>\u7576\u9375\u904e\u671f\u6642\uff0c\u89f8\u767c\u76f8\u61c9\u7684\u5347\u7d1a\u64cd\u4f5c\u3002<\/li>\n<\/ol>\n<h3 id=\"%e7%a4%ba%e4%be%8b%e4%bb%a3%e7%a2%bc-mjErMqMwpZ\">\u793a\u4f8b\u4ee3\u78bc<\/h3>\n<p>\u4ee5\u4e0b\u662f\u4e00\u500b\u7c21\u55ae\u7684\u793a\u4f8b\uff0c\u5c55\u793a\u5982\u4f55\u8a2d\u7f6e\u9375\u904e\u671f\u4e26\u76e3\u807d\u904e\u671f\u4e8b\u4ef6\uff1a<\/p>\n<pre><code>import redis\n\n# \u9023\u63a5\u5230Redis\nr = redis.StrictRedis(host='localhost', port=6379, db=0)\n\n# \u8a2d\u7f6e\u9375\u548c\u904e\u671f\u6642\u9593\nr.set('player:123:privilege', 'double_points')\nr.expire('player:123:privilege', 60)  # 60\u79d2\u5f8c\u904e\u671f\n\n# \u555f\u7528Keyspace Notifications\nr.config_set('notify-keyspace-events', 'Ex')\n\n# \u76e3\u807d\u904e\u671f\u4e8b\u4ef6\npubsub = r.pubsub()\npubsub.subscribe('__keyevent@0__:expired')\n\nfor message in pubsub.listen():\n    if message['type'] == 'message':\n        print(f\"\u9375 {message['data']} \u5df2\u904e\u671f\uff0c\u57f7\u884c\u81ea\u52d5\u5347\u7d1a\u64cd\u4f5c\")\n        # \u5728\u9019\u88e1\u57f7\u884c\u81ea\u52d5\u5347\u7d1a\u7684\u908f\u8f2f\n<\/code><\/pre>\n<h2 id=\"%e6%b3%a8%e6%84%8f%e4%ba%8b%e9%a0%85-mjErMqMwpZ\">\u6ce8\u610f\u4e8b\u9805<\/h2>\n<p>\u5728\u4f7f\u7528Redis\u7684\u9375\u904e\u671f\u529f\u80fd\u6642\uff0c\u6709\u5e7e\u9ede\u9700\u8981\u6ce8\u610f\uff1a<\/p>\n<ul>\n<li><strong>\u6027\u80fd\u5f71\u97ff\uff1a<\/strong>\u76e3\u807d\u9375\u904e\u671f\u4e8b\u4ef6\u53ef\u80fd\u6703\u5c0d\u6027\u80fd\u7522\u751f\u5f71\u97ff\uff0c\u7279\u5225\u662f\u5728\u9ad8\u6d41\u91cf\u7684\u61c9\u7528\u4e2d\u3002<\/li>\n<li><strong>\u6578\u64da\u4e00\u81f4\u6027\uff1a<\/strong>\u78ba\u4fdd\u5728\u9375\u904e\u671f\u6642\u57f7\u884c\u7684\u64cd\u4f5c\u4e0d\u6703\u5c0e\u81f4\u6578\u64da\u4e0d\u4e00\u81f4\u3002<\/li>\n<li><strong>Redis\u914d\u7f6e\uff1a<\/strong>\u78ba\u4fddRedis\u7684\u914d\u7f6e\u5141\u8a31Keyspace Notifications\u529f\u80fd\u6b63\u5e38\u904b\u884c\u3002<\/li>\n<\/ul>\n<h2 id=\"%e7%b8%bd%e7%b5%90-mjErMqMwpZ\">\u7e3d\u7d50<\/h2>\n<p>\u5229\u7528Redis\u7684\u9375\u904e\u671f\u89f8\u767c\u529f\u80fd\uff0c\u53ef\u4ee5\u6709\u6548\u5730\u5be6\u73fe\u6d3b\u52d5\u7684\u81ea\u52d5\u5347\u7d1a\uff0c\u9019\u5c0d\u65bc\u8a31\u591a\u61c9\u7528\u5834\u666f\u4f86\u8aaa\u90fd\u662f\u4e00\u500b\u975e\u5e38\u6709\u7528\u7684\u7279\u6027\u3002\u901a\u904e\u8a2d\u7f6e\u904e\u671f\u6642\u9593\u548c\u76e3\u807d\u904e\u671f\u4e8b\u4ef6\uff0c\u958b\u767c\u8005\u53ef\u4ee5\u81ea\u52d5\u57f7\u884c\u76f8\u61c9\u7684\u64cd\u4f5c\uff0c\u5f9e\u800c\u63d0\u9ad8\u61c9\u7528\u7684\u9748\u6d3b\u6027\u548c\u7528\u6236\u9ad4\u9a57\u3002\u5982\u679c\u60a8\u6b63\u5728\u5c0b\u627e\u9ad8\u6548\u7684 <a href=\"https:\/\/server.hk\">VPS<\/a> \u89e3\u6c7a\u65b9\u6848\u4f86\u652f\u6301\u60a8\u7684Redis\u61c9\u7528\uff0cServer.HK\u63d0\u4f9b\u4e86\u591a\u7a2e\u9078\u64c7\uff0c\u5e6b\u52a9\u60a8\u8f15\u9b06\u7ba1\u7406\u548c\u64f4\u5c55\u60a8\u7684\u670d\u52d9\u3002\u4e86\u89e3\u66f4\u591a\u95dc\u65bc <a href=\"https:\/\/server.hk\">\u9999\u6e2fVPS<\/a> \u7684\u4fe1\u606f\uff0c\u8acb\u8a2a\u554f\u6211\u5011\u7684\u7db2\u7ad9\u3002<\/p>\n","protected":false},"excerpt":{"rendered":"<p>\u5229\u7528Redis\u9375\u904e\u671f\u89f8\u767c\u81ea\u52d5\u5347\u7d1a\u6d3b\u52d5\uff0c\u5be6\u73fe\u9ad8\u6548\u7684\u8cc7\u6e90\u7ba1\u7406\u8207\u81ea\u52d5\u5316\u6d41\u7a0b\uff0c\u63d0\u5347\u7cfb\u7d71\u6027\u80fd\u8207\u7528\u6236\u9ad4\u9a57\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-164171","post","type-post","status-publish","format-standard","hentry","category-database"],"_links":{"self":[{"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/164171","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=164171"}],"version-history":[{"count":1,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/164171\/revisions"}],"predecessor-version":[{"id":164172,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/164171\/revisions\/164172"}],"wp:attachment":[{"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/media?parent=164171"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/categories?post=164171"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/tags?post=164171"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}