{"id":184886,"date":"2024-11-10T16:57:24","date_gmt":"2024-11-10T08:57:24","guid":{"rendered":"https:\/\/server.hk\/cnblog\/184886\/"},"modified":"2024-11-10T16:57:25","modified_gmt":"2024-11-10T08:57:25","slug":"%e4%bd%bf%e7%94%a8redis%e5%af%a6%e7%8f%be%e8%a8%82%e9%96%b1%e5%bc%8f%e8%81%8a%e5%a4%a9%e5%8a%9f%e8%83%bd%ef%bc%88redis%e8%a8%82%e9%96%b1%e8%81%8a%e5%a4%a9%ef%bc%89","status":"publish","type":"post","link":"https:\/\/server.hk\/cnblog\/184886\/","title":{"rendered":"\u4f7f\u7528Redis\u5be6\u73fe\u8a02\u95b1\u5f0f\u804a\u5929\u529f\u80fd\uff08redis\u8a02\u95b1\u804a\u5929\uff09"},"content":{"rendered":"<h1 id=\"%e4%bd%bf%e7%94%a8redis%e5%af%a6%e7%8f%be%e8%a8%82%e9%96%b1%e5%bc%8f%e8%81%8a%e5%a4%a9%e5%8a%9f%e8%83%bd%ef%bc%88redis%e8%a8%82%e9%96%b1%e8%81%8a%e5%a4%a9%ef%bc%89-qPPGwUyiEU\">\u4f7f\u7528Redis\u5be6\u73fe\u8a02\u95b1\u5f0f\u804a\u5929\u529f\u80fd\uff08redis\u8a02\u95b1\u804a\u5929\uff09<\/h1>\n<p>\u5728\u7576\u4eca\u7684\u7db2\u7d61\u61c9\u7528\u4e2d\uff0c\u5be6\u6642\u804a\u5929\u529f\u80fd\u5df2\u6210\u70ba\u8a31\u591a\u5e73\u53f0\u7684\u6838\u5fc3\u7d44\u4ef6\u3002\u7121\u8ad6\u662f\u793e\u4ea4\u5a92\u9ad4\u3001\u5ba2\u6236\u652f\u6301\u9084\u662f\u5728\u7dda\u904a\u6232\uff0c\u5be6\u6642\u901a\u8a0a\u7684\u9700\u6c42\u65e5\u76ca\u589e\u52a0\u3002Redis\u4f5c\u70ba\u4e00\u500b\u9ad8\u6548\u7684\u6578\u64da\u7d50\u69cb\u5b58\u5132\u7cfb\u7d71\uff0c\u63d0\u4f9b\u4e86\u5f37\u5927\u7684\u8a02\u95b1\/\u767c\u5e03\uff08Pub\/Sub\uff09\u529f\u80fd\uff0c\u4f7f\u5f97\u958b\u767c\u8005\u80fd\u5920\u8f15\u9b06\u5be6\u73fe\u8a02\u95b1\u5f0f\u804a\u5929\u529f\u80fd\u3002\u672c\u6587\u5c07\u63a2\u8a0e\u5982\u4f55\u4f7f\u7528Redis\u4f86\u69cb\u5efa\u4e00\u500b\u7c21\u55ae\u7684\u804a\u5929\u7cfb\u7d71\u3002<\/p>\n<h2 id=\"redis%e7%9a%84%e5%9f%ba%e6%9c%ac%e6%a6%82%e5%bf%b5-qPPGwUyiEU\">Redis\u7684\u57fa\u672c\u6982\u5ff5<\/h2>\n<p>Redis\u662f\u4e00\u500b\u958b\u6e90\u7684\u5167\u5b58\u6578\u64da\u5eab\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\u5176\u8a02\u95b1\/\u767c\u5e03\u529f\u80fd\u5141\u8a31\u5ba2\u6236\u7aef\u8a02\u95b1\u7279\u5b9a\u7684\u983b\u9053\uff0c\u4e26\u5728\u6709\u65b0\u6d88\u606f\u767c\u4f48\u6642\u63a5\u6536\u901a\u77e5\u3002\u9019\u4f7f\u5f97Redis\u6210\u70ba\u5be6\u73fe\u5be6\u6642\u804a\u5929\u61c9\u7528\u7684\u7406\u60f3\u9078\u64c7\u3002<\/p>\n<h2 id=\"%e8%a8%ad%e8%a8%88%e8%81%8a%e5%a4%a9%e7%b3%bb%e7%b5%b1%e7%9a%84%e6%9e%b6%e6%a7%8b-qPPGwUyiEU\">\u8a2d\u8a08\u804a\u5929\u7cfb\u7d71\u7684\u67b6\u69cb<\/h2>\n<p>\u5728\u8a2d\u8a08\u57fa\u65bcRedis\u7684\u804a\u5929\u7cfb\u7d71\u6642\uff0c\u6211\u5011\u53ef\u4ee5\u5c07\u5176\u5206\u70ba\u4ee5\u4e0b\u5e7e\u500b\u4e3b\u8981\u7d44\u4ef6\uff1a<\/p>\n<ul>\n<li><strong>\u5ba2\u6236\u7aef\uff1a<\/strong>\u7528\u6236\u901a\u904e\u524d\u7aef\u754c\u9762\u767c\u9001\u548c\u63a5\u6536\u6d88\u606f\u3002<\/li>\n<li><strong>\u670d\u52d9\u5668\uff1a<\/strong>\u8ca0\u8cac\u8655\u7406\u5ba2\u6236\u7aef\u8acb\u6c42\uff0c\u4e26\u8207Redis\u9032\u884c\u4ea4\u4e92\u3002<\/li>\n<li><strong>Redis\uff1a<\/strong>\u4f5c\u70ba\u6d88\u606f\u7684\u5b58\u5132\u548c\u5206\u767c\u4e2d\u5fc3\u3002<\/li>\n<\/ul>\n<h2 id=\"%e5%af%a6%e7%8f%be%e6%ad%a5%e9%a9%9f-qPPGwUyiEU\">\u5be6\u73fe\u6b65\u9a5f<\/h2>\n<h3 id=\"1-%e5%ae%89%e8%a3%9dredis-qPPGwUyiEU\">1. \u5b89\u88ddRedis<\/h3>\n<p>\u9996\u5148\uff0c\u60a8\u9700\u8981\u5728\u60a8\u7684\u4f3a\u670d\u5668\u4e0a\u5b89\u88ddRedis\u3002\u53ef\u4ee5\u4f7f\u7528\u4ee5\u4e0b\u547d\u4ee4\u5728Ubuntu\u4e0a\u5b89\u88dd\uff1a<\/p>\n<pre><code>sudo apt update\nsudo apt install redis-server<\/code><\/pre>\n<h3 id=\"2-%e9%85%8d%e7%bd%aeredis-qPPGwUyiEU\">2. \u914d\u7f6eRedis<\/h3>\n<p>\u5b89\u88dd\u5b8c\u6210\u5f8c\uff0c\u60a8\u53ef\u4ee5\u901a\u904e\u7de8\u8f2fRedis\u914d\u7f6e\u6587\u4ef6\u4f86\u9032\u884c\u57fa\u672c\u914d\u7f6e\u3002\u901a\u5e38\uff0c\u914d\u7f6e\u6587\u4ef6\u4f4d\u65bc \/etc\/redis\/redis.conf\u3002\u78ba\u4fdd\u5c07 <code>supervised<\/code> \u8a2d\u7f6e\u70ba <code>systemd<\/code>\uff0c\u4ee5\u4fbfRedis\u80fd\u5920\u5728\u7cfb\u7d71\u555f\u52d5\u6642\u81ea\u52d5\u555f\u52d5\u3002<\/p>\n<h3 id=\"3-%e5%bb%ba%e7%ab%8b%e8%81%8a%e5%a4%a9%e6%9c%8d%e5%8b%99%e5%99%a8-qPPGwUyiEU\">3. \u5efa\u7acb\u804a\u5929\u670d\u52d9\u5668<\/h3>\n<p>\u63a5\u4e0b\u4f86\uff0c\u6211\u5011\u9700\u8981\u5efa\u7acb\u4e00\u500b\u7c21\u55ae\u7684\u804a\u5929\u670d\u52d9\u5668\u3002\u4ee5\u4e0b\u662f\u4e00\u500b\u4f7f\u7528Node.js\u548cRedis\u7684\u793a\u4f8b\uff1a<\/p>\n<pre><code>const redis = require('redis');\nconst express = require('express');\nconst http = require('http');\nconst WebSocket = require('ws');\n\nconst app = express();\nconst server = http.createServer(app);\nconst wss = new WebSocket.Server({ server });\n\nconst redisClient = redis.createClient();\nconst redisSubscriber = redis.createClient();\n\nwss.on('connection', (ws) =&gt; {\n    ws.on('message', (message) =&gt; {\n        redisClient.publish('chat', message);\n    });\n});\n\nredisSubscriber.on('message', (channel, message) =&gt; {\n    wss.clients.forEach((client) =&gt; {\n        if (client.readyState === WebSocket.OPEN) {\n            client.send(message);\n        }\n    });\n});\n\nredisSubscriber.subscribe('chat');\n\nserver.listen(3000, () =&gt; {\n    console.log('Server is listening on port 3000');\n});<\/code><\/pre>\n<h3 id=\"4-%e5%ae%a2%e6%88%b6%e7%ab%af%e5%af%a6%e7%8f%be-qPPGwUyiEU\">4. \u5ba2\u6236\u7aef\u5be6\u73fe<\/h3>\n<p>\u5728\u5ba2\u6236\u7aef\uff0c\u6211\u5011\u53ef\u4ee5\u4f7f\u7528WebSocket\u4f86\u9023\u63a5\u5230\u670d\u52d9\u5668\u4e26\u767c\u9001\/\u63a5\u6536\u6d88\u606f\u3002\u4ee5\u4e0b\u662f\u4e00\u500b\u7c21\u55ae\u7684HTML\u793a\u4f8b\uff1a<\/p>\n<pre><code>&lt;!DOCTYPE html&gt;\n&lt;html&gt;\n&lt;head&gt;\n    &lt;title&gt;Chat App&lt;\/title&gt;\n&lt;\/head&gt;\n&lt;body&gt;\n    &lt;input id=\"message\" type=\"text\"&gt;\n    &lt;button id=\"send\"&gt;Send&lt;\/button&gt;\n    &lt;div id=\"chat\"&gt;&lt;\/div&gt;\n\n    &lt;script&gt;\n        const ws = new WebSocket('ws:\/\/localhost:3000');\n        const chatDiv = document.getElementById('chat');\n        const sendButton = document.getElementById('send');\n        const messageInput = document.getElementById('message');\n\n        ws.onmessage = (event) =&gt; {\n            const message = document.createElement('div');\n            message.textContent = event.data;\n            chatDiv.appendChild(message);\n        };\n\n        sendButton.onclick = () =&gt; {\n            ws.send(messageInput.value);\n            messageInput.value = '';\n        };\n    &lt;\/script&gt;\n&lt;\/body&gt;\n&lt;\/html&gt;<\/code><\/pre>\n<h2 id=\"%e7%b8%bd%e7%b5%90-qPPGwUyiEU\">\u7e3d\u7d50<\/h2>\n<p>\u4f7f\u7528Redis\u7684\u8a02\u95b1\/\u767c\u5e03\u529f\u80fd\u53ef\u4ee5\u8f15\u9b06\u5be6\u73fe\u5be6\u6642\u804a\u5929\u7cfb\u7d71\u3002\u901a\u904e\u7c21\u55ae\u7684\u8a2d\u7f6e\u548c\u4ee3\u78bc\uff0c\u958b\u767c\u8005\u53ef\u4ee5\u5feb\u901f\u69cb\u5efa\u51fa\u9ad8\u6548\u7684\u804a\u5929\u61c9\u7528\u3002\u7121\u8ad6\u662f\u7528\u65bc\u793e\u4ea4\u5e73\u53f0\u9084\u662f\u5ba2\u6236\u652f\u6301\uff0c\u9019\u7a2e\u67b6\u69cb\u90fd\u80fd\u63d0\u4f9b\u826f\u597d\u7684\u6027\u80fd\u548c\u64f4\u5c55\u6027\u3002\u5982\u679c\u60a8\u6b63\u5728\u5c0b\u627e\u7a69\u5b9a\u7684 <a href=\"https:\/\/server.hk\">\u9999\u6e2fVPS<\/a> \u4f86\u90e8\u7f72\u60a8\u7684\u61c9\u7528\uff0cServer.HK \u63d0\u4f9b\u591a\u7a2e\u9078\u64c7\uff0c\u6eff\u8db3\u4e0d\u540c\u9700\u6c42\u3002<\/p>\n","protected":false},"excerpt":{"rendered":"<p>\u4f7f\u7528Redis\u5be6\u73fe\u8a02\u95b1\u5f0f\u804a\u5929\u529f\u80fd\uff0c\u8f15\u9b06\u69cb\u5efa\u9ad8\u6548\u5373\u6642\u901a\u8a0a\u61c9\u7528\uff0c\u652f\u6301\u591a\u7528\u6236\u4e92\u52d5\u8207\u6d88\u606f\u63a8\u9001\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-184886","post","type-post","status-publish","format-standard","hentry","category-database"],"_links":{"self":[{"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/184886","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=184886"}],"version-history":[{"count":1,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/184886\/revisions"}],"predecessor-version":[{"id":184887,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/184886\/revisions\/184887"}],"wp:attachment":[{"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/media?parent=184886"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/categories?post=184886"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/tags?post=184886"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}