{"id":190064,"date":"2024-11-12T09:28:23","date_gmt":"2024-11-12T01:28:23","guid":{"rendered":"https:\/\/server.hk\/cnblog\/190064\/"},"modified":"2024-11-12T09:28:24","modified_gmt":"2024-11-12T01:28:24","slug":"%e7%8e%a9%e8%bd%89redis%e5%af%a6%e7%8f%be%e5%af%a6%e6%99%82%e8%81%8a%e5%a4%a9%ef%bc%88%e5%88%a9%e7%94%a8redis%e8%81%8a%e5%a4%a9%ef%bc%89","status":"publish","type":"post","link":"https:\/\/server.hk\/cnblog\/190064\/","title":{"rendered":"\u73a9\u8f49Redis\u5be6\u73fe\u5be6\u6642\u804a\u5929\uff08\u5229\u7528redis\u804a\u5929\uff09"},"content":{"rendered":"<h1 id=\"%e7%8e%a9%e8%bd%89redis%e5%af%a6%e7%8f%be%e5%af%a6%e6%99%82%e8%81%8a%e5%a4%a9%ef%bc%88%e5%88%a9%e7%94%a8redis%e8%81%8a%e5%a4%a9%ef%bc%89-JiDRarZIrt\">\u73a9\u8f49Redis\u5be6\u73fe\u5be6\u6642\u804a\u5929\uff08\u5229\u7528Redis\u804a\u5929\uff09<\/h1>\n<p>\u5728\u7576\u4eca\u7684\u7db2\u7d61\u74b0\u5883\u4e2d\uff0c\u5be6\u6642\u804a\u5929\u61c9\u7528\u5df2\u6210\u70ba\u8a31\u591a\u7db2\u7ad9\u548c\u61c9\u7528\u7a0b\u5e8f\u7684\u91cd\u8981\u7d44\u6210\u90e8\u5206\u3002\u7121\u8ad6\u662f\u793e\u4ea4\u5a92\u9ad4\u5e73\u53f0\u3001\u5ba2\u6236\u652f\u6301\u7cfb\u7d71\u9084\u662f\u5728\u7dda\u904a\u6232\uff0c\u5be6\u6642\u804a\u5929\u529f\u80fd\u90fd\u80fd\u986f\u8457\u63d0\u5347\u7528\u6236\u9ad4\u9a57\u3002Redis\u4f5c\u70ba\u4e00\u7a2e\u9ad8\u6548\u7684\u6578\u64da\u7d50\u69cb\u5b58\u5132\u7cfb\u7d71\uff0c\u56e0\u5176\u5353\u8d8a\u7684\u6027\u80fd\u548c\u9748\u6d3b\u6027\uff0c\u6210\u70ba\u5be6\u73fe\u5be6\u6642\u804a\u5929\u7684\u7406\u60f3\u9078\u64c7\u3002<\/p>\n<h2 id=\"%e4%bb%80%e9%ba%bc%e6%98%afredis%ef%bc%9f-JiDRarZIrt\">\u4ec0\u9ebc\u662fRedis\uff1f<\/h2>\n<p>Redis\u662f\u4e00\u7a2e\u958b\u6e90\u7684\u5167\u5b58\u6578\u64da\u7d50\u69cb\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\u7b49\u3002\u5b83\u4ee5\u9375\u503c\u5c0d\u7684\u5f62\u5f0f\u5b58\u5132\u6578\u64da\uff0c\u4e26\u63d0\u4f9b\u9ad8\u6548\u7684\u8b80\u53d6\u548c\u5beb\u5165\u64cd\u4f5c\u3002\u7531\u65bc\u5176\u5728\u5167\u5b58\u4e2d\u904b\u884c\uff0cRedis\u7684\u6027\u80fd\u975e\u5e38\u512a\u8d8a\uff0c\u80fd\u5920\u8655\u7406\u6bcf\u79d2\u6578\u5341\u842c\u6b21\u7684\u8acb\u6c42\u3002<\/p>\n<h2 id=\"%e7%82%ba%e4%bb%80%e9%ba%bc%e9%81%b8%e6%93%87redis%e4%be%86%e5%af%a6%e7%8f%be%e5%af%a6%e6%99%82%e8%81%8a%e5%a4%a9%ef%bc%9f-JiDRarZIrt\">\u70ba\u4ec0\u9ebc\u9078\u64c7Redis\u4f86\u5be6\u73fe\u5be6\u6642\u804a\u5929\uff1f<\/h2>\n<ul>\n<li><strong>\u9ad8\u6027\u80fd\uff1a<\/strong>Redis\u7684\u5167\u5b58\u5b58\u5132\u7279\u6027\u4f7f\u5176\u80fd\u5920\u5feb\u901f\u8655\u7406\u5927\u91cf\u7684\u4e26\u767c\u8acb\u6c42\uff0c\u9019\u5c0d\u65bc\u5be6\u6642\u804a\u5929\u61c9\u7528\u81f3\u95dc\u91cd\u8981\u3002<\/li>\n<li><strong>\u652f\u6301Pub\/Sub\u6a21\u5f0f\uff1a<\/strong>Redis\u63d0\u4f9b\u4e86\u767c\u5e03\/\u8a02\u95b1\uff08Pub\/Sub\uff09\u529f\u80fd\uff0c\u9019\u4f7f\u5f97\u6d88\u606f\u7684\u50b3\u905e\u8b8a\u5f97\u7c21\u55ae\u800c\u9ad8\u6548\u3002<\/li>\n<li><strong>\u6301\u4e45\u5316\u9078\u9805\uff1a<\/strong>\u96d6\u7136Redis\u4e3b\u8981\u662f\u5167\u5b58\u6578\u64da\u5eab\uff0c\u4f46\u5b83\u4e5f\u63d0\u4f9b\u4e86\u6301\u4e45\u5316\u9078\u9805\uff0c\u78ba\u4fdd\u6578\u64da\u4e0d\u6703\u56e0\u70ba\u7cfb\u7d71\u5d29\u6f70\u800c\u4e1f\u5931\u3002<\/li>\n<\/ul>\n<h2 id=\"%e5%a6%82%e4%bd%95%e4%bd%bf%e7%94%a8redis%e5%af%a6%e7%8f%be%e5%af%a6%e6%99%82%e8%81%8a%e5%a4%a9-JiDRarZIrt\">\u5982\u4f55\u4f7f\u7528Redis\u5be6\u73fe\u5be6\u6642\u804a\u5929<\/h2>\n<p>\u4ee5\u4e0b\u662f\u4e00\u500b\u7c21\u55ae\u7684\u793a\u4f8b\uff0c\u5c55\u793a\u5982\u4f55\u4f7f\u7528Redis\u7684Pub\/Sub\u529f\u80fd\u4f86\u5be6\u73fe\u4e00\u500b\u57fa\u672c\u7684\u5be6\u6642\u804a\u5929\u7cfb\u7d71\u3002<\/p>\n<h3 id=\"%e7%92%b0%e5%a2%83%e6%ba%96%e5%82%99-JiDRarZIrt\">\u74b0\u5883\u6e96\u5099<\/h3>\n<p>\u9996\u5148\uff0c\u60a8\u9700\u8981\u5b89\u88ddRedis\u670d\u52d9\u5668\u3002\u53ef\u4ee5\u901a\u904e\u4ee5\u4e0b\u547d\u4ee4\u5728Ubuntu\u4e0a\u5b89\u88dd\uff1a<\/p>\n<pre><code>sudo apt-get update\nsudo apt-get install redis-server<\/code><\/pre>\n<h3 id=\"%e5%9f%ba%e6%9c%ac%e7%9a%84%e8%81%8a%e5%a4%a9%e6%87%89%e7%94%a8%e7%a4%ba%e4%be%8b-JiDRarZIrt\">\u57fa\u672c\u7684\u804a\u5929\u61c9\u7528\u793a\u4f8b<\/h3>\n<p>\u63a5\u4e0b\u4f86\uff0c\u6211\u5011\u5c07\u4f7f\u7528Node.js\u4f86\u5275\u5efa\u4e00\u500b\u7c21\u55ae\u7684\u804a\u5929\u61c9\u7528\u3002\u9996\u5148\uff0c\u60a8\u9700\u8981\u5b89\u88ddNode.js\u548cRedis\u5ba2\u6236\u7aef\uff1a<\/p>\n<pre><code>npm install redis express<\/code><\/pre>\n<p>\u7136\u5f8c\uff0c\u5275\u5efa\u4e00\u500b\u540d\u70baapp.js\u7684\u6587\u4ef6\uff0c\u4e26\u6dfb\u52a0\u4ee5\u4e0b\u4ee3\u78bc\uff1a<\/p>\n<pre><code>const express = require('express');\nconst redis = require('redis');\nconst app = express();\nconst port = 3000;\n\nconst subscriber = redis.createClient();\nconst publisher = redis.createClient();\n\napp.use(express.json());\n\nsubscriber.on('message', (channel, message) =&gt; {\n    console.log(`Received message: ${message}`);\n});\n\nsubscriber.subscribe('chat');\n\napp.post('\/send', (req, res) =&gt; {\n    const message = req.body.message;\n    publisher.publish('chat', message);\n    res.send('Message sent');\n});\n\napp.listen(port, () =&gt; {\n    console.log(`Chat app listening at http:\/\/localhost:${port}`);\n});<\/code><\/pre>\n<p>\u5728\u9019\u6bb5\u4ee3\u78bc\u4e2d\uff0c\u6211\u5011\u5275\u5efa\u4e86\u4e00\u500b\u7c21\u55ae\u7684Express\u61c9\u7528\uff0c\u4e26\u4f7f\u7528Redis\u7684Pub\/Sub\u529f\u80fd\u4f86\u767c\u9001\u548c\u63a5\u6536\u6d88\u606f\u3002\u7576\u7528\u6236\u901a\u904ePOST\u8acb\u6c42\u767c\u9001\u6d88\u606f\u6642\uff0c\u8a72\u6d88\u606f\u5c07\u88ab\u767c\u5e03\u5230\u201cchat\u201d\u983b\u9053\uff0c\u6240\u6709\u8a02\u95b1\u8a72\u983b\u9053\u7684\u5ba2\u6236\u7aef\u90fd\u80fd\u63a5\u6536\u5230\u9019\u689d\u6d88\u606f\u3002<\/p>\n<h2 id=\"%e6%93%b4%e5%b1%95%e5%8a%9f%e8%83%bd-JiDRarZIrt\">\u64f4\u5c55\u529f\u80fd<\/h2>\n<p>\u9019\u500b\u57fa\u672c\u7684\u804a\u5929\u61c9\u7528\u53ef\u4ee5\u9032\u4e00\u6b65\u64f4\u5c55\uff0c\u4f8b\u5982\u6dfb\u52a0\u7528\u6236\u8eab\u4efd\u9a57\u8b49\u3001\u6d88\u606f\u6b77\u53f2\u8a18\u9304\u3001\u79c1\u804a\u529f\u80fd\u7b49\u3002\u60a8\u9084\u53ef\u4ee5\u8003\u616e\u4f7f\u7528WebSocket\u4f86\u5be6\u73fe\u66f4\u9ad8\u6548\u7684\u96d9\u5411\u901a\u4fe1\uff0c\u9032\u4e00\u6b65\u63d0\u5347\u7528\u6236\u9ad4\u9a57\u3002<\/p>\n<h2 id=\"%e7%b8%bd%e7%b5%90-JiDRarZIrt\">\u7e3d\u7d50<\/h2>\n<p>Redis\u4f5c\u70ba\u4e00\u500b\u9ad8\u6548\u7684\u6578\u64da\u5b58\u5132\u89e3\u6c7a\u65b9\u6848\uff0c\u70ba\u5be6\u6642\u804a\u5929\u61c9\u7528\u63d0\u4f9b\u4e86\u5f37\u5927\u7684\u652f\u6301\u3002\u901a\u904e\u5176Pub\/Sub\u529f\u80fd\uff0c\u958b\u767c\u8005\u53ef\u4ee5\u8f15\u9b06\u5be6\u73fe\u6d88\u606f\u7684\u5373\u6642\u50b3\u905e\uff0c\u4e26\u4e14\u80fd\u5920\u6839\u64da\u9700\u6c42\u9032\u884c\u64f4\u5c55\u3002\u5c0d\u65bc\u5e0c\u671b\u5728\u9999\u6e2f\u5c0b\u627e\u7a69\u5b9a\u4e14\u9ad8\u6548\u7684\u89e3\u6c7a\u65b9\u6848\u7684\u958b\u767c\u8005\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\u9ad8\u6548\u804a\u5929\u7cfb\u7d71\u7684\u95dc\u9375\u3002<\/p>\n","protected":false},"excerpt":{"rendered":"<p>\u63a2\u7d22\u5982\u4f55\u5229\u7528Redis\u5be6\u73fe\u5be6\u6642\u804a\u5929\u529f\u80fd\uff0c\u63d0\u5347\u61c9\u7528\u6027\u80fd\u8207\u7528\u6236\u9ad4\u9a57\uff0c\u8b93\u4ea4\u6d41\u66f4\u6d41\u66a2\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-190064","post","type-post","status-publish","format-standard","hentry","category-database"],"_links":{"self":[{"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/190064","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=190064"}],"version-history":[{"count":1,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/190064\/revisions"}],"predecessor-version":[{"id":190065,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/190064\/revisions\/190065"}],"wp:attachment":[{"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/media?parent=190064"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/categories?post=190064"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/tags?post=190064"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}