{"id":162145,"date":"2024-11-04T12:28:47","date_gmt":"2024-11-04T04:28:47","guid":{"rendered":"https:\/\/server.hk\/cnblog\/162145\/"},"modified":"2024-11-04T12:28:48","modified_gmt":"2024-11-04T04:28:48","slug":"%e7%9b%a3%e6%b8%ac-redis-%e6%95%b8%e6%93%9a%e8%ae%8a%e5%8c%96%ef%bc%8c%e5%af%a6%e7%8f%be%e5%af%a6%e6%99%82%e5%8f%8d%e6%98%a0%ef%bc%88redis-%e7%9b%a3%e6%8e%a7%e6%95%b8%e6%93%9a%e8%ae%8a%e5%8c%96","status":"publish","type":"post","link":"https:\/\/server.hk\/cnblog\/162145\/","title":{"rendered":"\u76e3\u6e2c Redis \u6578\u64da\u8b8a\u5316\uff0c\u5be6\u73fe\u5be6\u6642\u53cd\u6620\uff08redis \u76e3\u63a7\u6578\u64da\u8b8a\u5316\uff09"},"content":{"rendered":"<h1 id=\"%e7%9b%a3%e6%b8%ac-redis-%e6%95%b8%e6%93%9a%e8%ae%8a%e5%8c%96%ef%bc%8c%e5%af%a6%e7%8f%be%e5%af%a6%e6%99%82%e5%8f%8d%e6%98%a0-JehEnQcsyX\">\u76e3\u6e2c Redis \u6578\u64da\u8b8a\u5316\uff0c\u5be6\u73fe\u5be6\u6642\u53cd\u6620<\/h1>\n<p>\u5728\u7576\u4eca\u7684\u6578\u64da\u9a45\u52d5\u4e16\u754c\u4e2d\uff0c\u5be6\u6642\u6578\u64da\u8655\u7406\u548c\u76e3\u63a7\u8b8a\u5f97\u8d8a\u4f86\u8d8a\u91cd\u8981\u3002Redis \u4f5c\u70ba\u4e00\u7a2e\u9ad8\u6548\u7684\u5167\u5b58\u6578\u64da\u5eab\uff0c\u5ee3\u6cdb\u61c9\u7528\u65bc\u5404\u7a2e\u5834\u666f\uff0c\u5305\u62ec\u7de9\u5b58\u3001\u6d88\u606f\u968a\u5217\u548c\u5be6\u6642\u5206\u6790\u7b49\u3002\u672c\u6587\u5c07\u63a2\u8a0e\u5982\u4f55\u76e3\u6e2c Redis \u6578\u64da\u8b8a\u5316\uff0c\u4e26\u5be6\u73fe\u5be6\u6642\u53cd\u6620\uff0c\u4ee5\u4fbf\u958b\u767c\u8005\u80fd\u5920\u66f4\u597d\u5730\u7ba1\u7406\u548c\u5229\u7528\u5176\u6578\u64da\u3002<\/p>\n<h2 id=\"redis-%e7%9a%84%e5%9f%ba%e6%9c%ac%e6%a6%82%e5%bf%b5-JehEnQcsyX\">Redis \u7684\u57fa\u672c\u6982\u5ff5<\/h2>\n<p>Redis \u662f\u4e00\u7a2e\u958b\u6e90\u7684\u9375\u503c\u5b58\u5132\u7cfb\u7d71\uff0c\u652f\u6301\u591a\u7a2e\u6578\u64da\u7d50\u69cb\uff0c\u5982\u5b57\u7b26\u4e32\u3001\u54c8\u5e0c\u3001\u5217\u8868\u3001\u96c6\u5408\u548c\u6709\u5e8f\u96c6\u5408\u3002\u7531\u65bc\u5176\u9ad8\u6027\u80fd\u548c\u9748\u6d3b\u6027\uff0cRedis \u88ab\u5ee3\u6cdb\u61c9\u7528\u65bc\u9700\u8981\u5feb\u901f\u8b80\u53d6\u548c\u5beb\u5165\u7684\u5834\u666f\u3002\u76e3\u6e2c Redis \u6578\u64da\u8b8a\u5316\u7684\u80fd\u529b\uff0c\u53ef\u4ee5\u5e6b\u52a9\u958b\u767c\u8005\u53ca\u6642\u7372\u53d6\u6578\u64da\u72c0\u614b\uff0c\u4e26\u505a\u51fa\u76f8\u61c9\u7684\u8abf\u6574\u3002<\/p>\n<h2 id=\"%e7%82%ba%e4%bb%80%e9%ba%bc%e9%9c%80%e8%a6%81%e7%9b%a3%e6%b8%ac-redis-%e6%95%b8%e6%93%9a%e8%ae%8a%e5%8c%96-JehEnQcsyX\">\u70ba\u4ec0\u9ebc\u9700\u8981\u76e3\u6e2c Redis \u6578\u64da\u8b8a\u5316<\/h2>\n<ul>\n<li><strong>\u6027\u80fd\u512a\u5316\uff1a<\/strong>\u901a\u904e\u76e3\u6e2c\u6578\u64da\u8b8a\u5316\uff0c\u53ef\u4ee5\u53ca\u6642\u767c\u73fe\u6027\u80fd\u74f6\u9838\uff0c\u5f9e\u800c\u9032\u884c\u512a\u5316\u3002<\/li>\n<li><strong>\u6545\u969c\u6392\u67e5\uff1a<\/strong>\u5be6\u6642\u76e3\u63a7\u53ef\u4ee5\u5e6b\u52a9\u5feb\u901f\u5b9a\u4f4d\u554f\u984c\uff0c\u6e1b\u5c11\u7cfb\u7d71\u6545\u969c\u7684\u5f71\u97ff\u3002<\/li>\n<li><strong>\u6578\u64da\u4e00\u81f4\u6027\uff1a<\/strong>\u78ba\u4fdd\u6578\u64da\u5728\u591a\u500b\u5be6\u4f8b\u4e4b\u9593\u7684\u4e00\u81f4\u6027\uff0c\u7279\u5225\u662f\u5728\u5206\u4f48\u5f0f\u7cfb\u7d71\u4e2d\u3002<\/li>\n<\/ul>\n<h2 id=\"%e5%a6%82%e4%bd%95%e5%af%a6%e7%8f%be-redis-%e6%95%b8%e6%93%9a%e8%ae%8a%e5%8c%96%e7%9a%84%e7%9b%a3%e6%b8%ac-JehEnQcsyX\">\u5982\u4f55\u5be6\u73fe Redis \u6578\u64da\u8b8a\u5316\u7684\u76e3\u6e2c<\/h2>\n<p>\u8981\u5be6\u73fe Redis \u6578\u64da\u8b8a\u5316\u7684\u76e3\u6e2c\uff0c\u53ef\u4ee5\u4f7f\u7528\u4ee5\u4e0b\u5e7e\u7a2e\u65b9\u6cd5\uff1a<\/p>\n<h3 id=\"1-%e4%bd%bf%e7%94%a8-redis-%e7%9a%84-pub-sub-%e5%8a%9f%e8%83%bd-JehEnQcsyX\">1. \u4f7f\u7528 Redis \u7684 Pub\/Sub \u529f\u80fd<\/h3>\n<p>Redis \u63d0\u4f9b\u4e86\u767c\u5e03\/\u8a02\u95b1\uff08Pub\/Sub\uff09\u529f\u80fd\uff0c\u5141\u8a31\u5ba2\u6236\u7aef\u8a02\u95b1\u7279\u5b9a\u7684\u983b\u9053\uff0c\u4e26\u5728\u6709\u6578\u64da\u8b8a\u5316\u6642\u63a5\u6536\u901a\u77e5\u3002\u4ee5\u4e0b\u662f\u4e00\u500b\u7c21\u55ae\u7684\u793a\u4f8b\uff1a<\/p>\n<pre><code>const redis = require('redis');\nconst subscriber = redis.createClient();\n\nsubscriber.on('message', (channel, message) =&gt; {\n    console.log(`Received message from ${channel}: ${message}`);\n});\n\nsubscriber.subscribe('data_changes');<\/code><\/pre>\n<p>\u5728\u9019\u500b\u793a\u4f8b\u4e2d\uff0c\u7576\u6709\u6578\u64da\u8b8a\u5316\u6642\uff0c\u767c\u5e03\u8005\u53ef\u4ee5\u5c07\u6d88\u606f\u767c\u9001\u5230 &#8216;data_changes&#8217; \u983b\u9053\uff0c\u6240\u6709\u8a02\u95b1\u8a72\u983b\u9053\u7684\u5ba2\u6236\u7aef\u90fd\u6703\u6536\u5230\u901a\u77e5\u3002<\/p>\n<h3 id=\"2-%e4%bd%bf%e7%94%a8-redis-%e7%9a%84-keyspace-notifications-JehEnQcsyX\">2. \u4f7f\u7528 Redis \u7684 Keyspace Notifications<\/h3>\n<p>Redis \u9084\u652f\u6301 Keyspace Notifications\uff0c\u9019\u662f\u4e00\u7a2e\u66f4\u7d30\u7c92\u5ea6\u7684\u76e3\u63a7\u65b9\u5f0f\u3002\u901a\u904e\u555f\u7528 Keyspace Notifications\uff0c\u958b\u767c\u8005\u53ef\u4ee5\u76e3\u63a7\u7279\u5b9a\u9375\u7684\u8b8a\u5316\u3002\u4ee5\u4e0b\u662f\u5982\u4f55\u555f\u7528\u548c\u4f7f\u7528\u9019\u4e00\u529f\u80fd\u7684\u793a\u4f8b\uff1a<\/p>\n<pre><code>const redis = require('redis');\nconst client = redis.createClient();\n\n\/\/ \u555f\u7528 Keyspace Notifications\nclient.config('SET', 'notify-keyspace-events', 'KEA');\n\nclient.on('pmessage', (pattern, channel, message) =&gt; {\n    console.log(`Key ${message} has changed in channel ${channel}`);\n});\n\n\/\/ \u8a02\u95b1\u7279\u5b9a\u9375\u7684\u8b8a\u5316\nclient.psubscribe('__key*__:*');<\/code><\/pre>\n<p>\u5728\u9019\u500b\u793a\u4f8b\u4e2d\uff0c\u7576\u4efb\u4f55\u9375\u7684\u503c\u767c\u751f\u8b8a\u5316\u6642\uff0c\u5ba2\u6236\u7aef\u90fd\u6703\u6536\u5230\u901a\u77e5\u3002<\/p>\n<h3 id=\"3-%e4%bd%bf%e7%94%a8%e7%9b%a3%e6%8e%a7%e5%b7%a5%e5%85%b7-JehEnQcsyX\">3. \u4f7f\u7528\u76e3\u63a7\u5de5\u5177<\/h3>\n<p>\u9664\u4e86\u4ee5\u4e0a\u65b9\u6cd5\uff0c\u9084\u53ef\u4ee5\u4f7f\u7528\u4e00\u4e9b\u5c08\u696d\u7684\u76e3\u63a7\u5de5\u5177\u4f86\u76e3\u6e2c Redis \u7684\u6027\u80fd\u548c\u6578\u64da\u8b8a\u5316\u3002\u4f8b\u5982\uff0cRedis \u81ea\u5e36\u7684 <code>MONITOR<\/code> \u547d\u4ee4\u53ef\u4ee5\u5be6\u6642\u986f\u793a\u6240\u6709\u7684\u8acb\u6c42\uff0c\u4f46\u5728\u9ad8\u6d41\u91cf\u7684\u60c5\u6cc1\u4e0b\u53ef\u80fd\u6703\u5f71\u97ff\u6027\u80fd\u3002\u56e0\u6b64\uff0c\u5efa\u8b70\u5728\u958b\u767c\u548c\u6e2c\u8a66\u74b0\u5883\u4e2d\u4f7f\u7528\u3002<\/p>\n<pre><code>redis-cli MONITOR<\/code><\/pre>\n<h2 id=\"%e7%b5%90%e8%ab%96-JehEnQcsyX\">\u7d50\u8ad6<\/h2>\n<p>\u76e3\u6e2c Redis \u6578\u64da\u8b8a\u5316\u662f\u78ba\u4fdd\u7cfb\u7d71\u6027\u80fd\u548c\u6578\u64da\u4e00\u81f4\u6027\u7684\u95dc\u9375\u3002\u901a\u904e\u4f7f\u7528 Redis \u7684 Pub\/Sub \u529f\u80fd\u3001Keyspace Notifications \u4ee5\u53ca\u5c08\u696d\u7684\u76e3\u63a7\u5de5\u5177\uff0c\u958b\u767c\u8005\u53ef\u4ee5\u5be6\u73fe\u5c0d\u6578\u64da\u8b8a\u5316\u7684\u5be6\u6642\u53cd\u6620\uff0c\u5f9e\u800c\u66f4\u597d\u5730\u7ba1\u7406\u548c\u5229\u7528\u6578\u64da\u3002\u96a8\u8457\u6280\u8853\u7684\u767c\u5c55\uff0c\u5c0d\u65bc\u6578\u64da\u7684\u5373\u6642\u76e3\u63a7\u9700\u6c42\u5c07\u6703\u8d8a\u4f86\u8d8a\u9ad8\uff0c\u638c\u63e1\u9019\u4e9b\u6280\u8853\u5c07\u6709\u52a9\u65bc\u63d0\u5347\u7cfb\u7d71\u7684\u7a69\u5b9a\u6027\u548c\u53ef\u9760\u6027\u3002<\/p>\n<p>\u5982\u9700\u4e86\u89e3\u66f4\u591a\u6709\u95dc <a href=\"https:\/\/server.hk\">\u9999\u6e2f VPS<\/a> \u548c\u5176\u4ed6\u670d\u52d9\u7684\u4fe1\u606f\uff0c\u8acb\u8a2a\u554f\u6211\u5011\u7684\u7db2\u7ad9\u3002<\/p>\n","protected":false},"excerpt":{"rendered":"<p>\u76e3\u6e2c Redis \u6578\u64da\u8b8a\u5316\uff0c\u5be6\u73fe\u5be6\u6642\u53cd\u6620\uff0c\u63d0\u5347\u6578\u64da\u7ba1\u7406\u6548\u7387\uff0c\u78ba\u4fdd\u7cfb\u7d71\u7a69\u5b9a\u904b\u884c\uff0c\u53ca\u6642\u97ff\u61c9\u6578\u64da\u8b8a\u52d5\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-162145","post","type-post","status-publish","format-standard","hentry","category-database"],"_links":{"self":[{"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/162145","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=162145"}],"version-history":[{"count":1,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/162145\/revisions"}],"predecessor-version":[{"id":162146,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/162145\/revisions\/162146"}],"wp:attachment":[{"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/media?parent=162145"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/categories?post=162145"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/tags?post=162145"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}