{"id":97854,"date":"2024-10-20T21:42:17","date_gmt":"2024-10-20T13:42:17","guid":{"rendered":"https:\/\/server.hk\/cnblog\/97854\/"},"modified":"2024-10-20T21:42:18","modified_gmt":"2024-10-20T13:42:18","slug":"redis%e7%b7%a8%e7%a8%8b%e5%af%a6%e7%8f%be%e7%b0%a1%e6%98%93%e8%81%8a%e5%a4%a9%e5%ae%a4%ef%bc%88redis%e7%b0%a1%e6%98%93%e8%81%8a%e5%a4%a9%e5%ae%a4%ef%bc%89","status":"publish","type":"post","link":"https:\/\/server.hk\/cnblog\/97854\/","title":{"rendered":"Redis\u7de8\u7a0b\u5be6\u73fe\u7c21\u6613\u804a\u5929\u5ba4\uff08redis\u7c21\u6613\u804a\u5929\u5ba4\uff09"},"content":{"rendered":"<h1 id=\"redis%e7%b7%a8%e7%a8%8b%e5%af%a6%e7%8f%be%e7%b0%a1%e6%98%93%e8%81%8a%e5%a4%a9%e5%ae%a4%ef%bc%88redis%e7%b0%a1%e6%98%93%e8%81%8a%e5%a4%a9%e5%ae%a4%ef%bc%89-ULBoCCTIhk\">Redis\u7de8\u7a0b\u5be6\u73fe\u7c21\u6613\u804a\u5929\u5ba4\uff08redis\u7c21\u6613\u804a\u5929\u5ba4\uff09<\/h1>\n<p>\u5728\u7576\u4eca\u7684\u7db2\u7d61\u74b0\u5883\u4e2d\uff0c\u5be6\u6642\u901a\u8a0a\u61c9\u7528\u7a0b\u5e8f\u7684\u9700\u6c42\u65e5\u76ca\u589e\u52a0\u3002Redis\u4f5c\u70ba\u4e00\u7a2e\u9ad8\u6548\u7684\u6578\u64da\u7d50\u69cb\u5b58\u5132\u7cfb\u7d71\uff0c\u56e0\u5176\u5feb\u901f\u7684\u6578\u64da\u8b80\u53d6\u548c\u5beb\u5165\u80fd\u529b\uff0c\u6210\u70ba\u5be6\u73fe\u7c21\u6613\u804a\u5929\u5ba4\u7684\u7406\u60f3\u9078\u64c7\u3002\u672c\u6587\u5c07\u4ecb\u7d39\u5982\u4f55\u5229\u7528Redis\u4f86\u69cb\u5efa\u4e00\u500b\u7c21\u55ae\u7684\u804a\u5929\u5ba4\uff0c\u4e26\u63d0\u4f9b\u76f8\u61c9\u7684\u4ee3\u78bc\u793a\u4f8b\u3002<\/p>\n<h2 id=\"%e4%bb%80%e9%ba%bc%e6%98%afredis%ef%bc%9f-ULBoCCTIhk\">\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\u7b49\u3002\u5b83\u7684\u9ad8\u6027\u80fd\u548c\u9748\u6d3b\u6027\u4f7f\u5176\u5728\u8a31\u591a\u61c9\u7528\u4e2d\u5f97\u5230\u5ee3\u6cdb\u4f7f\u7528\uff0c\u7279\u5225\u662f\u5728\u9700\u8981\u5feb\u901f\u6578\u64da\u5b58\u53d6\u7684\u5834\u666f\u4e2d\u3002<\/p>\n<h2 id=\"%e8%81%8a%e5%a4%a9%e5%ae%a4%e7%9a%84%e5%9f%ba%e6%9c%ac%e6%9e%b6%e6%a7%8b-ULBoCCTIhk\">\u804a\u5929\u5ba4\u7684\u57fa\u672c\u67b6\u69cb<\/h2>\n<p>\u4e00\u500b\u7c21\u6613\u7684\u804a\u5929\u5ba4\u901a\u5e38\u5305\u62ec\u4ee5\u4e0b\u5e7e\u500b\u7d44\u4ef6\uff1a<\/p>\n<ul>\n<li>\u7528\u6236\u7aef\uff1a\u7528\u6236\u901a\u904e\u700f\u89bd\u5668\u6216\u61c9\u7528\u7a0b\u5e8f\u767c\u9001\u548c\u63a5\u6536\u6d88\u606f\u3002<\/li>\n<li>\u670d\u52d9\u5668\uff1a\u8ca0\u8cac\u8655\u7406\u7528\u6236\u7684\u8acb\u6c42\uff0c\u4e26\u5c07\u6d88\u606f\u5ee3\u64ad\u7d66\u6240\u6709\u9023\u63a5\u7684\u7528\u6236\u3002<\/li>\n<li>\u6578\u64da\u5b58\u5132\uff1a\u4f7f\u7528Redis\u4f86\u5b58\u5132\u6d88\u606f\u548c\u7528\u6236\u4fe1\u606f\u3002<\/li>\n<\/ul>\n<h2 id=\"%e4%bd%bf%e7%94%a8redis%e5%af%a6%e7%8f%be%e8%81%8a%e5%a4%a9%e5%ae%a4-ULBoCCTIhk\">\u4f7f\u7528Redis\u5be6\u73fe\u804a\u5929\u5ba4<\/h2>\n<p>\u4ee5\u4e0b\u662f\u4f7f\u7528Node.js\u548cRedis\u5be6\u73fe\u7c21\u6613\u804a\u5929\u5ba4\u7684\u6b65\u9a5f\uff1a<\/p>\n<h3 id=\"1-%e5%ae%89%e8%a3%9d%e6%89%80%e9%9c%80%e7%9a%84%e5%ba%ab-ULBoCCTIhk\">1. \u5b89\u88dd\u6240\u9700\u7684\u5eab<\/h3>\n<pre><code>npm install express socket.io redis<\/code><\/pre>\n<h3 id=\"2-%e8%a8%ad%e7%bd%aeredis%e6%9c%8d%e5%8b%99%e5%99%a8-ULBoCCTIhk\">2. \u8a2d\u7f6eRedis\u670d\u52d9\u5668<\/h3>\n<p>\u9996\u5148\uff0c\u78ba\u4fdd\u4f60\u7684\u7cfb\u7d71\u4e2d\u5df2\u7d93\u5b89\u88dd\u4e86Redis\u670d\u52d9\u5668\u3002\u53ef\u4ee5\u901a\u904e\u4ee5\u4e0b\u547d\u4ee4\u555f\u52d5Redis\uff1a<\/p>\n<pre><code>redis-server<\/code><\/pre>\n<h3 id=\"3-%e7%b7%a8%e5%af%ab%e6%9c%8d%e5%8b%99%e5%99%a8%e4%bb%a3%e7%a2%bc-ULBoCCTIhk\">3. \u7de8\u5beb\u670d\u52d9\u5668\u4ee3\u78bc<\/h3>\n<p>\u4ee5\u4e0b\u662f\u4f7f\u7528Node.js\u7de8\u5beb\u7684\u7c21\u6613\u804a\u5929\u5ba4\u670d\u52d9\u5668\u4ee3\u78bc\uff1a<\/p>\n<pre><code>const express = require('express');\nconst http = require('http');\nconst socketIo = require('socket.io');\nconst redis = require('redis');\n\nconst app = express();\nconst server = http.createServer(app);\nconst io = socketIo(server);\nconst redisClient = redis.createClient();\n\nredisClient.on('error', (err) =&gt; {\n    console.error('Redis error: ', err);\n});\n\nio.on('connection', (socket) =&gt; {\n    console.log('A user connected');\n\n    \/\/ \u7576\u63a5\u6536\u5230\u6d88\u606f\u6642\uff0c\u5c07\u5176\u5b58\u5132\u5230Redis\u4e26\u5ee3\u64ad\u7d66\u6240\u6709\u7528\u6236\n    socket.on('chat message', (msg) =&gt; {\n        redisClient.lpush('messages', msg);\n        io.emit('chat message', msg);\n    });\n\n    \/\/ \u7576\u7528\u6236\u65b7\u958b\u9023\u63a5\u6642\n    socket.on('disconnect', () =&gt; {\n        console.log('User disconnected');\n    });\n});\n\nserver.listen(3000, () =&gt; {\n    console.log('Server is running on http:\/\/localhost:3000');\n});<\/code><\/pre>\n<h3 id=\"4-%e7%b7%a8%e5%af%ab%e5%ae%a2%e6%88%b6%e7%ab%af%e4%bb%a3%e7%a2%bc-ULBoCCTIhk\">4. \u7de8\u5beb\u5ba2\u6236\u7aef\u4ee3\u78bc<\/h3>\n<p>\u4ee5\u4e0b\u662f\u7c21\u55ae\u7684HTML\u5ba2\u6236\u7aef\u4ee3\u78bc\uff1a<\/p>\n<pre><code>&lt;!DOCTYPE html&gt;\n&lt;html&gt;\n&lt;head&gt;\n    &lt;title&gt;\u7c21\u6613\u804a\u5929\u5ba4&lt;\/title&gt;\n    &lt;script src=\"\/socket.io\/socket.io.js\"&gt;&lt;\/script&gt;\n    &lt;script&gt;\n        var socket = io();\n        function sendMessage() {\n            var msg = document.getElementById('message').value;\n            socket.emit('chat message', msg);\n            document.getElementById('message').value = '';\n            return false;\n        }\n        socket.on('chat message', function(msg) {\n            var item = document.createElement('li');\n            item.textContent = msg;\n            document.getElementById('messages').appendChild(item);\n        });\n    &lt;\/script&gt;\n&lt;\/head&gt;\n&lt;body&gt;\n    &lt;ul id=\"messages\"&gt;&lt;\/ul&gt;\n    &lt;form onsubmit=\"return sendMessage()\"&gt;\n        &lt;input id=\"message\" autocomplete=\"off\"&gt;\n        &lt;button&gt;\u767c\u9001&lt;\/button&gt;\n    &lt;\/form&gt;\n&lt;\/body&gt;\n&lt;\/html&gt;<\/code><\/pre>\n<h2 id=\"%e7%b8%bd%e7%b5%90-ULBoCCTIhk\">\u7e3d\u7d50<\/h2>\n<p>\u901a\u904e\u4ee5\u4e0a\u6b65\u9a5f\uff0c\u6211\u5011\u6210\u529f\u5730\u4f7f\u7528Redis\u548cNode.js\u69cb\u5efa\u4e86\u4e00\u500b\u7c21\u6613\u7684\u804a\u5929\u5ba4\u3002\u9019\u500b\u804a\u5929\u5ba4\u80fd\u5920\u5be6\u6642\u63a5\u6536\u548c\u767c\u9001\u6d88\u606f\uff0c\u4e26\u4e14\u5229\u7528Redis\u7684\u9ad8\u6548\u6027\u80fd\u4f86\u5b58\u5132\u6d88\u606f\u3002\u5c0d\u65bc\u9700\u8981\u64f4\u5c55\u7684\u61c9\u7528\uff0cRedis\u7684\u9748\u6d3b\u6027\u548c\u9ad8\u6027\u80fd\u4f7f\u5176\u6210\u70ba\u7406\u60f3\u7684\u9078\u64c7\u3002<\/p>\n<p>\u5982\u679c\u60a8\u5c0d\u65bc\u642d\u5efa\u66f4\u9ad8\u6548\u7684\u804a\u5929\u7cfb\u7d71\u611f\u8208\u8da3\uff0c\u8003\u616e\u4f7f\u7528<a href=\"https:\/\/server.hk\">\u9999\u6e2fVPS<\/a>\u4f86\u90e8\u7f72\u60a8\u7684\u61c9\u7528\uff0c\u9019\u6a23\u53ef\u4ee5\u7372\u5f97\u66f4\u597d\u7684\u6027\u80fd\u548c\u7a69\u5b9a\u6027\u3002<\/p>\n","protected":false},"excerpt":{"rendered":"<p>\u4f7f\u7528Redis\u7de8\u7a0b\u5275\u5efa\u4e00\u500b\u7c21\u6613\u804a\u5929\u5ba4\uff0c\u5be6\u73fe\u5373\u6642\u6d88\u606f\u50b3\u905e\u548c\u7528\u6236\u4e92\u52d5\uff0c\u8f15\u9b06\u642d\u5efa\u9ad8\u6548\u7684\u804a\u5929\u61c9\u7528\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-97854","post","type-post","status-publish","format-standard","hentry","category-database"],"_links":{"self":[{"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/97854","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=97854"}],"version-history":[{"count":1,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/97854\/revisions"}],"predecessor-version":[{"id":97855,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/97854\/revisions\/97855"}],"wp:attachment":[{"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/media?parent=97854"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/categories?post=97854"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/tags?post=97854"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}