{"id":58361,"date":"2024-10-12T20:07:15","date_gmt":"2024-10-12T12:07:15","guid":{"rendered":"https:\/\/server.hk\/cnblog\/58361\/"},"modified":"2024-10-12T20:07:15","modified_gmt":"2024-10-12T12:07:15","slug":"ancelredis%e5%af%a6%e7%8f%be%e8%a8%82%e5%96%ae%e8%b6%85%e6%99%82%e8%87%aa%e5%8b%95%e5%8f%96%e6%b6%88%ef%bc%88redis%e8%a8%82%e5%96%ae%e8%b6%85%e6%99%82c%ef%bc%89","status":"publish","type":"post","link":"https:\/\/server.hk\/cnblog\/58361\/","title":{"rendered":"ancelRedis\u5be6\u73fe\u8a02\u55ae\u8d85\u6642\u81ea\u52d5\u53d6\u6d88\uff08redis\u8a02\u55ae\u8d85\u6642c\uff09"},"content":{"rendered":"

ancelRedis\u5be6\u73fe\u8a02\u55ae\u8d85\u6642\u81ea\u52d5\u53d6\u6d88\uff08redis\u8a02\u55ae\u8d85\u6642c\uff09<\/h1>\n

\u5728\u73fe\u4ee3\u96fb\u5b50\u5546\u52d9\u4e2d\uff0c\u8a02\u55ae\u7ba1\u7406\u662f\u78ba\u4fdd\u5ba2\u6236\u6eff\u610f\u5ea6\u548c\u696d\u52d9\u904b\u71df\u6548\u7387\u7684\u95dc\u9375\u3002\u96a8\u8457\u7db2\u7d61\u6280\u8853\u7684\u767c\u5c55\uff0c\u8d8a\u4f86\u8d8a\u591a\u7684\u4f01\u696d\u9078\u64c7\u4f7f\u7528Redis\u4f86\u8655\u7406\u8a02\u55ae\u8d85\u6642\u7684\u81ea\u52d5\u53d6\u6d88\u3002\u672c\u6587\u5c07\u63a2\u8a0e\u5982\u4f55\u5229\u7528ancelRedis\u4f86\u5be6\u73fe\u9019\u4e00\u529f\u80fd\uff0c\u4e26\u63d0\u4f9b\u76f8\u95dc\u7684\u6280\u8853\u7d30\u7bc0\u548c\u4ee3\u78bc\u793a\u4f8b\u3002<\/p>\n

\u4ec0\u9ebc\u662fRedis\uff1f<\/h2>\n

Redis\u662f\u4e00\u7a2e\u958b\u6e90\u7684\u9ad8\u6027\u80fd\u9375\u503c\u6578\u64da\u5eab\uff0c\u5ee3\u6cdb\u61c9\u7528\u65bc\u7de9\u5b58\u3001\u6d88\u606f\u968a\u5217\u548c\u6578\u64da\u5b58\u5132\u7b49\u5834\u666f\u3002\u5176\u9ad8\u6548\u7684\u6578\u64da\u7d50\u69cb\u548c\u5feb\u901f\u7684\u8b80\u5beb\u901f\u5ea6\u4f7f\u5176\u6210\u70ba\u8655\u7406\u5927\u91cf\u8acb\u6c42\u7684\u7406\u60f3\u9078\u64c7\u3002\u5728\u96fb\u5b50\u5546\u52d9\u4e2d\uff0cRedis\u53ef\u4ee5\u7528\u4f86\u5b58\u5132\u8a02\u55ae\u72c0\u614b\u3001\u7528\u6236\u4fe1\u606f\u7b49\uff0c\u4e26\u80fd\u5920\u5feb\u901f\u6aa2\u7d22\u548c\u66f4\u65b0\u3002<\/p>\n

\u8a02\u55ae\u8d85\u6642\u7684\u6311\u6230<\/h2>\n

\u5728\u96fb\u5b50\u5546\u52d9\u4e2d\uff0c\u8a02\u55ae\u8d85\u6642\u662f\u4e00\u500b\u5e38\u898b\u7684\u554f\u984c\u3002\u7576\u7528\u6236\u4e0b\u55ae\u5f8c\uff0c\u5982\u679c\u5728\u4e00\u5b9a\u6642\u9593\u5167\u672a\u5b8c\u6210\u652f\u4ed8\uff0c\u5247\u8a72\u8a02\u55ae\u53ef\u80fd\u6703\u5f71\u97ff\u5eab\u5b58\u548c\u7528\u6236\u9ad4\u9a57\u3002\u56e0\u6b64\uff0c\u81ea\u52d5\u53d6\u6d88\u8d85\u6642\u8a02\u55ae\u7684\u6a5f\u5236\u8b8a\u5f97\u5c24\u70ba\u91cd\u8981\u3002\u9019\u4e0d\u50c5\u80fd\u5920\u91cb\u653e\u5eab\u5b58\uff0c\u9084\u80fd\u63d0\u9ad8\u7cfb\u7d71\u7684\u6574\u9ad4\u6548\u7387\u3002<\/p>\n

ancelRedis\u7684\u6982\u5ff5<\/h2>\n

ancelRedis\u662f\u4e00\u7a2e\u57fa\u65bcRedis\u7684\u89e3\u6c7a\u65b9\u6848\uff0c\u5c08\u9580\u7528\u65bc\u8655\u7406\u8a02\u55ae\u8d85\u6642\u7684\u81ea\u52d5\u53d6\u6d88\u3002\u5b83\u5229\u7528Redis\u7684\u904e\u671f\u9375\u529f\u80fd\uff0c\u80fd\u5920\u5728\u6307\u5b9a\u7684\u6642\u9593\u5167\u81ea\u52d5\u6aa2\u67e5\u4e26\u53d6\u6d88\u672a\u652f\u4ed8\u7684\u8a02\u55ae\u3002\u9019\u4e00\u904e\u7a0b\u53ef\u4ee5\u901a\u904e\u4ee5\u4e0b\u6b65\u9a5f\u5be6\u73fe\uff1a<\/p>\n

\u6b65\u9a5f\u4e00\uff1a\u8a2d\u7f6e\u8a02\u55ae\u7684\u904e\u671f\u6642\u9593<\/h3>\n
\nSET order:12345 \"pending\"\nEXPIRE order:12345 3600  \/\/ \u8a2d\u7f6e\u8a02\u55ae\u5728\u4e00\u5c0f\u6642\u5f8c\u904e\u671f\n<\/code><\/pre>\n
\u6b65\u9a5f\u4e8c\uff1a\u6aa2\u67e5\u904e\u671f\u7684\u8a02\u55ae<\/h3>\n
\u53ef\u4ee5\u4f7f\u7528Redis\u7684\u8a02\u95b1\/\u767c\u5e03\u529f\u80fd\u4f86\u76e3\u63a7\u904e\u671f\u4e8b\u4ef6\uff0c\u7576\u8a02\u55ae\u904e\u671f\u6642\uff0c\u81ea\u52d5\u89f8\u767c\u53d6\u6d88\u64cd\u4f5c\u3002<\/p>\n
\nSUBSCRIBE __key*__:*  \/\/ \u8a02\u95b1\u6240\u6709\u9375\u7684\u904e\u671f\u4e8b\u4ef6\n<\/code><\/pre>\n
\u6b65\u9a5f\u4e09\uff1a\u81ea\u52d5\u53d6\u6d88\u8a02\u55ae<\/h3>\n
\u7576\u6aa2\u6e2c\u5230\u8a02\u55ae\u904e\u671f\u6642\uff0c\u53ef\u4ee5\u57f7\u884c\u76f8\u61c9\u7684\u53d6\u6d88\u908f\u8f2f\uff0c\u4f8b\u5982\u66f4\u65b0\u6578\u64da\u5eab\u4e2d\u7684\u8a02\u55ae\u72c0\u614b\u3002<\/p>\n
\nif (event.key == \"order:12345\") {\n    \/\/ \u57f7\u884c\u53d6\u6d88\u8a02\u55ae\u7684\u908f\u8f2f\n    cancelOrder(12345);\n}\n<\/code><\/pre>\n
\u5be6\u73fe\u793a\u4f8b<\/h2>\n
\u4ee5\u4e0b\u662f\u4e00\u500b\u7c21\u55ae\u7684\u793a\u4f8b\uff0c\u5c55\u793a\u5982\u4f55\u4f7f\u7528Redis\u4f86\u5be6\u73fe\u8a02\u55ae\u8d85\u6642\u81ea\u52d5\u53d6\u6d88\u7684\u529f\u80fd\uff1a<\/p>\n
\nconst redis = require('redis');\nconst client = redis.createClient();\n\nfunction createOrder(orderId) {\n    client.set(`order:${orderId}`, \"pending\", 'EX', 3600);\n}\n\nfunction cancelOrder(orderId) {\n    console.log(`Order ${orderId} has been cancelled due to timeout.`);\n    \/\/ \u66f4\u65b0\u6578\u64da\u5eab\u4e2d\u7684\u8a02\u55ae\u72c0\u614b\n}\n\nclient.on('message', (channel, message) => {\n    const orderId = message.split(':')[1];\n    cancelOrder(orderId);\n});\n\nclient.subscribe('__keyevent@0__:expired');\n<\/code><\/pre>\n
\u7d50\u8ad6<\/h2>\n
\u901a\u904e\u4f7f\u7528ancelRedis\uff0c\u4f01\u696d\u53ef\u4ee5\u6709\u6548\u5730\u7ba1\u7406\u8a02\u55ae\u8d85\u6642\u554f\u984c\uff0c\u63d0\u5347\u7528\u6236\u9ad4\u9a57\u548c\u696d\u52d9\u6548\u7387\u3002Redis\u7684\u9ad8\u6027\u80fd\u7279\u6027\u4f7f\u5176\u6210\u70ba\u8655\u7406\u5927\u91cf\u8a02\u55ae\u7684\u7406\u60f3\u9078\u64c7\u3002\u96a8\u8457\u96fb\u5b50\u5546\u52d9\u7684\u767c\u5c55\uff0c\u9019\u7a2e\u81ea\u52d5\u5316\u7684\u8a02\u55ae\u7ba1\u7406\u65b9\u5f0f\u5c07\u8d8a\u4f86\u8d8a\u53d7\u5230\u91cd\u8996\u3002<\/p>\n
\u5982\u9700\u4e86\u89e3\u66f4\u591a\u95dc\u65bcVPS<\/code>\u3001\u9999\u6e2fVPS<\/code>\u53ca\u5176\u4ed6\u76f8\u95dc\u670d\u52d9\u7684\u4fe1\u606f\uff0c\u8acb\u8a2a\u554f\u6211\u5011\u7684\u7db2\u7ad9 Server.HK<\/a>\u3002<\/p>\n","protected":false},"excerpt":{"rendered":"
\u4e86\u89e3\u5982\u4f55\u4f7f\u7528AncelRedis\u5be6\u73fe\u8a02\u55ae\u8d85\u6642\u81ea\u52d5\u53d6\u6d88\uff0c\u63d0\u5347\u7cfb\u7d71\u6548\u7387\uff0c\u78ba\u4fdd\u8a02\u55ae\u7ba1\u7406\u7684\u6e96\u78ba\u6027\u8207\u53ca\u6642\u6027\u3002<\/p>\n","protected":false},"author":1,"featured_media":0,"comment_status":"closed","ping_status":"","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[101],"tags":[],"class_list":["post-58361","post","type-post","status-publish","format-standard","hentry","category-database"],"_links":{"self":[{"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/58361","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"}],"author":[{"embeddable":true,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/comments?post=58361"}],"version-history":[{"count":1,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/58361\/revisions"}],"predecessor-version":[{"id":58362,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/58361\/revisions\/58362"}],"wp:attachment":[{"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/media?parent=58361"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/categories?post=58361"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/tags?post=58361"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}