{"id":98846,"date":"2024-10-21T06:01:20","date_gmt":"2024-10-20T22:01:20","guid":{"rendered":"https:\/\/server.hk\/cnblog\/98846\/"},"modified":"2024-10-21T06:01:21","modified_gmt":"2024-10-20T22:01:21","slug":"redis-%e8%a8%82%e9%96%b1%e7%99%bc%e5%b8%83%e9%80%9a%e9%81%93%e5%80%bc%e5%be%97%e6%9c%9f%e5%be%85%e7%9a%84%e5%af%a6%e6%99%82%e9%80%9a%e8%a8%8a%e6%96%b0%e6%8a%80%e8%a1%93","status":"publish","type":"post","link":"https:\/\/server.hk\/cnblog\/98846\/","title":{"rendered":"Redis \u8a02\u95b1\u767c\u5e03\u901a\u9053\u503c\u5f97\u671f\u5f85\u7684\u5be6\u6642\u901a\u8a0a\u65b0\u6280\u8853"},"content":{"rendered":"<h1 id=\"redis-%e8%a8%82%e9%96%b1%e7%99%bc%e5%b8%83%e9%80%9a%e9%81%93%e5%80%bc%e5%be%97%e6%9c%9f%e5%be%85%e7%9a%84%e5%af%a6%e6%99%82%e9%80%9a%e8%a8%8a%e6%96%b0%e6%8a%80%e8%a1%93-DSSyGIdNJj\">Redis \u8a02\u95b1\u767c\u5e03\u901a\u9053\u503c\u5f97\u671f\u5f85\u7684\u5be6\u6642\u901a\u8a0a\u65b0\u6280\u8853<\/h1>\n<p>\u5728\u7576\u4eca\u6578\u4f4d\u5316\u7684\u6642\u4ee3\uff0c\u5be6\u6642\u901a\u8a0a\u6280\u8853\u7684\u9700\u6c42\u65e5\u76ca\u589e\u52a0\u3002\u7121\u8ad6\u662f\u793e\u4ea4\u5a92\u9ad4\u3001\u5373\u6642\u6d88\u606f\u61c9\u7528\uff0c\u9084\u662f\u5728\u7dda\u904a\u6232\uff0c\u5be6\u6642\u6578\u64da\u50b3\u8f38\u7684\u9700\u6c42\u90fd\u5728\u4e0d\u65b7\u4e0a\u5347\u3002Redis \u4f5c\u70ba\u4e00\u500b\u9ad8\u6548\u7684\u6578\u64da\u7d50\u69cb\u4f3a\u670d\u5668\uff0c\u63d0\u4f9b\u4e86\u8a02\u95b1\u767c\u5e03\uff08Pub\/Sub\uff09\u529f\u80fd\uff0c\u9019\u4f7f\u5f97\u5b83\u6210\u70ba\u5be6\u6642\u901a\u8a0a\u6280\u8853\u4e2d\u7684\u4e00\u500b\u91cd\u8981\u9078\u64c7\u3002<\/p>\n<h2 id=\"%e4%bb%80%e9%ba%bc%e6%98%af-redis-%e8%a8%82%e9%96%b1%e7%99%bc%e5%b8%83%e6%a8%a1%e5%bc%8f%ef%bc%9f-DSSyGIdNJj\">\u4ec0\u9ebc\u662f Redis \u8a02\u95b1\u767c\u5e03\u6a21\u5f0f\uff1f<\/h2>\n<p>Redis \u7684\u8a02\u95b1\u767c\u5e03\u6a21\u5f0f\u662f\u4e00\u7a2e\u6d88\u606f\u50b3\u905e\u6a21\u5f0f\uff0c\u5141\u8a31\u5ba2\u6236\u7aef\u8a02\u95b1\u7279\u5b9a\u7684\u983b\u9053\uff0c\u4e26\u5728\u6709\u65b0\u6d88\u606f\u767c\u5e03\u5230\u9019\u4e9b\u983b\u9053\u6642\u63a5\u6536\u901a\u77e5\u3002\u9019\u7a2e\u6a21\u5f0f\u7684\u4e3b\u8981\u512a\u52e2\u5728\u65bc\u5176\u9ad8\u6548\u6027\u548c\u4f4e\u5ef6\u9072\uff0c\u9069\u5408\u7528\u65bc\u9700\u8981\u5373\u6642\u53cd\u61c9\u7684\u61c9\u7528\u5834\u666f\u3002<\/p>\n<h3 id=\"%e5%9f%ba%e6%9c%ac%e6%a6%82%e5%bf%b5-DSSyGIdNJj\">\u57fa\u672c\u6982\u5ff5<\/h3>\n<ul>\n<li><strong>\u767c\u5e03\u8005\uff08Publisher\uff09<\/strong>: \u8ca0\u8cac\u5411\u7279\u5b9a\u983b\u9053\u767c\u9001\u6d88\u606f\u7684\u5ba2\u6236\u7aef\u3002<\/li>\n<li><strong>\u8a02\u95b1\u8005\uff08Subscriber\uff09<\/strong>: \u8a02\u95b1\u7279\u5b9a\u983b\u9053\u4ee5\u63a5\u6536\u6d88\u606f\u7684\u5ba2\u6236\u7aef\u3002<\/li>\n<li><strong>\u983b\u9053\uff08Channel\uff09<\/strong>: \u6d88\u606f\u7684\u50b3\u905e\u901a\u9053\uff0c\u8a02\u95b1\u8005\u53ef\u4ee5\u9078\u64c7\u8a02\u95b1\u4e00\u500b\u6216\u591a\u500b\u983b\u9053\u3002<\/li>\n<\/ul>\n<h3 id=\"%e5%a6%82%e4%bd%95%e4%bd%bf%e7%94%a8-redis-%e7%9a%84-pub-sub-%e5%8a%9f%e8%83%bd-DSSyGIdNJj\">\u5982\u4f55\u4f7f\u7528 Redis \u7684 Pub\/Sub \u529f\u80fd<\/h3>\n<p>\u4f7f\u7528 Redis \u7684\u8a02\u95b1\u767c\u5e03\u529f\u80fd\u975e\u5e38\u7c21\u55ae\u3002\u4ee5\u4e0b\u662f\u4e00\u500b\u57fa\u672c\u7684\u793a\u4f8b\uff0c\u5c55\u793a\u4e86\u5982\u4f55\u5728 Node.js \u4e2d\u4f7f\u7528 Redis \u7684 Pub\/Sub \u529f\u80fd\uff1a<\/p>\n<pre><code>const redis = require('redis');\n\n\/\/ \u5275\u5efa\u767c\u5e03\u8005\u548c\u8a02\u95b1\u8005\nconst publisher = redis.createClient();\nconst subscriber = redis.createClient();\n\n\/\/ \u8a02\u95b1\u983b\u9053\nsubscriber.subscribe('news');\n\n\/\/ \u7576\u63a5\u6536\u5230\u6d88\u606f\u6642\nsubscriber.on('message', (channel, message) =&gt; {\n    console.log(`\u63a5\u6536\u5230\u4f86\u81ea ${channel} \u7684\u6d88\u606f: ${message}`);\n});\n\n\/\/ \u767c\u5e03\u6d88\u606f\nsetInterval(() =&gt; {\n    publisher.publish('news', '\u9019\u662f\u4e00\u689d\u65b0\u6d88\u606f\uff01');\n}, 2000);<\/code><\/pre>\n<p>\u5728\u9019\u500b\u793a\u4f8b\u4e2d\uff0c\u8a02\u95b1\u8005\u6bcf\u5169\u79d2\u6703\u63a5\u6536\u5230\u4e00\u689d\u65b0\u6d88\u606f\uff0c\u986f\u793a\u4e86 Redis Pub\/Sub \u7684\u5373\u6642\u6027\u3002<\/p>\n<h2 id=\"redis-pub-sub-%e7%9a%84%e5%84%aa%e5%8b%a2-DSSyGIdNJj\">Redis Pub\/Sub \u7684\u512a\u52e2<\/h2>\n<ul>\n<li><strong>\u9ad8\u6548\u6027<\/strong>: Redis \u662f\u57fa\u65bc\u5167\u5b58\u7684\u6578\u64da\u5eab\uff0c\u80fd\u5920\u5feb\u901f\u8655\u7406\u5927\u91cf\u7684\u6d88\u606f\u50b3\u905e\u3002<\/li>\n<li><strong>\u7c21\u55ae\u6613\u7528<\/strong>: Redis \u63d0\u4f9b\u4e86\u7c21\u55ae\u7684 API\uff0c\u958b\u767c\u8005\u53ef\u4ee5\u8f15\u9b06\u4e0a\u624b\u3002<\/li>\n<li><strong>\u53ef\u64f4\u5c55\u6027<\/strong>: Redis \u652f\u6301\u591a\u500b\u8a02\u95b1\u8005\u548c\u767c\u5e03\u8005\uff0c\u80fd\u5920\u6eff\u8db3\u5927\u898f\u6a21\u61c9\u7528\u7684\u9700\u6c42\u3002<\/li>\n<\/ul>\n<h2 id=\"%e6%87%89%e7%94%a8%e5%a0%b4%e6%99%af-DSSyGIdNJj\">\u61c9\u7528\u5834\u666f<\/h2>\n<p>Redis \u7684\u8a02\u95b1\u767c\u5e03\u529f\u80fd\u9069\u7528\u65bc\u591a\u7a2e\u61c9\u7528\u5834\u666f\uff0c\u5305\u62ec\u4f46\u4e0d\u9650\u65bc\uff1a<\/p>\n<ul>\n<li>\u5373\u6642\u804a\u5929\u61c9\u7528<\/li>\n<li>\u5728\u7dda\u904a\u6232\u4e2d\u7684\u5373\u6642\u901a\u77e5<\/li>\n<li>\u793e\u4ea4\u5a92\u9ad4\u5e73\u53f0\u7684\u52d5\u614b\u66f4\u65b0<\/li>\n<li>\u91d1\u878d\u5e02\u5834\u7684\u5be6\u6642\u6578\u64da\u63a8\u9001<\/li>\n<\/ul>\n<h2 id=\"%e7%b5%90%e8%ab%96-DSSyGIdNJj\">\u7d50\u8ad6<\/h2>\n<p>Redis \u7684\u8a02\u95b1\u767c\u5e03\u901a\u9053\u70ba\u5be6\u6642\u901a\u8a0a\u6280\u8853\u63d0\u4f9b\u4e86\u4e00\u500b\u9ad8\u6548\u4e14\u9748\u6d3b\u7684\u89e3\u6c7a\u65b9\u6848\u3002\u96a8\u8457\u5c0d\u5be6\u6642\u6578\u64da\u8655\u7406\u9700\u6c42\u7684\u589e\u52a0\uff0cRedis \u7684 Pub\/Sub \u529f\u80fd\u5c07\u5728\u672a\u4f86\u7684\u61c9\u7528\u4e2d\u626e\u6f14\u8d8a\u4f86\u8d8a\u91cd\u8981\u7684\u89d2\u8272\u3002\u5c0d\u65bc\u5e0c\u671b\u5728\u9999\u6e2f\u5c0b\u627e\u9ad8\u6548\u80fd\u7684\u89e3\u6c7a\u65b9\u6848\u7684\u958b\u767c\u8005\u548c\u4f01\u696d\u4f86\u8aaa\uff0c\u9078\u64c7\u5408\u9069\u7684 <a href=\"https:\/\/server.hk\">VPS<\/a> \u6216 <a href=\"https:\/\/server.hk\">\u9999\u6e2f\u4f3a\u670d\u5668<\/a> \u5c07\u662f\u5be6\u73fe\u9019\u4e00\u76ee\u6a19\u7684\u95dc\u9375\u3002<\/p>\n","protected":false},"excerpt":{"rendered":"<p>\u63a2\u7d22Redis\u8a02\u95b1\u767c\u5e03\u901a\u9053\uff0c\u9ad4\u9a57\u503c\u5f97\u671f\u5f85\u7684\u5be6\u6642\u901a\u8a0a\u65b0\u6280\u8853\uff0c\u63d0\u5347\u61c9\u7528\u6027\u80fd\u8207\u7528\u6236\u4e92\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-98846","post","type-post","status-publish","format-standard","hentry","category-database"],"_links":{"self":[{"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/98846","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=98846"}],"version-history":[{"count":1,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/98846\/revisions"}],"predecessor-version":[{"id":98847,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/98846\/revisions\/98847"}],"wp:attachment":[{"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/media?parent=98846"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/categories?post=98846"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/tags?post=98846"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}