{"id":98026,"date":"2024-10-20T23:09:21","date_gmt":"2024-10-20T15:09:21","guid":{"rendered":"https:\/\/server.hk\/cnblog\/98026\/"},"modified":"2024-10-20T23:09:22","modified_gmt":"2024-10-20T15:09:22","slug":"redis-%e6%b8%ac%e8%a9%a6%e4%b8%80%e5%80%8b%e5%af%a6%e7%94%a8%e6%80%a7%e5%af%a6%e4%be%8b","status":"publish","type":"post","link":"https:\/\/server.hk\/cnblog\/98026\/","title":{"rendered":"Redis \u6e2c\u8a66\u4e00\u500b\u5be6\u7528\u6027\u5be6\u4f8b"},"content":{"rendered":"<h1 id=\"redis-%e6%b8%ac%e8%a9%a6%e4%b8%80%e5%80%8b%e5%af%a6%e7%94%a8%e6%80%a7%e5%af%a6%e4%be%8b-ZOyKxTaima\">Redis \u6e2c\u8a66\u4e00\u500b\u5be6\u7528\u6027\u5be6\u4f8b<\/h1>\n<p>\u5728\u7576\u4eca\u7684\u6578\u64da\u9a45\u52d5\u4e16\u754c\u4e2d\uff0c\u5feb\u901f\u4e14\u9ad8\u6548\u7684\u6578\u64da\u5b58\u53d6\u662f\u6bcf\u500b\u61c9\u7528\u7a0b\u5e8f\u6210\u529f\u7684\u95dc\u9375\u3002Redis \u4f5c\u70ba\u4e00\u500b\u958b\u6e90\u7684\u5167\u5b58\u6578\u64da\u7d50\u69cb\u5b58\u5132\u7cfb\u7d71\uff0c\u56e0\u5176\u9ad8\u6027\u80fd\u548c\u9748\u6d3b\u6027\u800c\u53d7\u5230\u5ee3\u6cdb\u4f7f\u7528\u3002\u672c\u6587\u5c07\u63a2\u8a0e Redis \u7684\u4e00\u500b\u5be6\u7528\u6027\u5be6\u4f8b\uff0c\u5e6b\u52a9\u8b80\u8005\u7406\u89e3\u5176\u5728\u5be6\u969b\u61c9\u7528\u4e2d\u7684\u50f9\u503c\u3002<\/p>\n<h2 id=\"%e4%bb%80%e9%ba%bc%e6%98%af-redis%ef%bc%9f-ZOyKxTaima\">\u4ec0\u9ebc\u662f Redis\uff1f<\/h2>\n<p>Redis\uff08REmote DIctionary Server\uff09\u662f\u4e00\u500b\u57fa\u65bc\u9375\u503c\u5c0d\u7684\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\u548c\u6709\u5e8f\u96c6\u5408\u3002\u5b83\u7684\u4e3b\u8981\u7279\u9ede\u5305\u62ec\uff1a<\/p>\n<ul>\n<li>\u9ad8\u6027\u80fd\uff1aRedis \u53ef\u4ee5\u6bcf\u79d2\u8655\u7406\u6578\u5341\u842c\u6b21\u8b80\u53d6\u548c\u5beb\u5165\u64cd\u4f5c\u3002<\/li>\n<li>\u6301\u4e45\u6027\uff1a\u652f\u6301\u5c07\u6578\u64da\u6301\u4e45\u5316\u5230\u78c1\u789f\uff0c\u78ba\u4fdd\u6578\u64da\u4e0d\u6703\u56e0\u7cfb\u7d71\u5d29\u6f70\u800c\u4e1f\u5931\u3002<\/li>\n<li>\u9748\u6d3b\u6027\uff1a\u652f\u6301\u591a\u7a2e\u6578\u64da\u7d50\u69cb\uff0c\u9069\u5408\u4e0d\u540c\u7684\u61c9\u7528\u5834\u666f\u3002<\/li>\n<\/ul>\n<h2 id=\"%e5%af%a6%e7%94%a8%e6%80%a7%e5%af%a6%e4%be%8b%ef%bc%9a%e4%bd%bf%e7%94%a8-redis-%e5%af%a6%e7%8f%be%e5%8d%b3%e6%99%82%e8%81%8a%e5%a4%a9%e7%b3%bb%e7%b5%b1-ZOyKxTaima\">\u5be6\u7528\u6027\u5be6\u4f8b\uff1a\u4f7f\u7528 Redis \u5be6\u73fe\u5373\u6642\u804a\u5929\u7cfb\u7d71<\/h2>\n<p>\u5728\u9019\u500b\u4f8b\u5b50\u4e2d\uff0c\u6211\u5011\u5c07\u4f7f\u7528 Redis \u4f86\u69cb\u5efa\u4e00\u500b\u7c21\u55ae\u7684\u5373\u6642\u804a\u5929\u7cfb\u7d71\u3002\u9019\u500b\u7cfb\u7d71\u5c07\u5141\u8a31\u7528\u6236\u767c\u9001\u548c\u63a5\u6536\u6d88\u606f\uff0c\u4e26\u4e14\u80fd\u5920\u5be6\u6642\u66f4\u65b0\u804a\u5929\u8a18\u9304\u3002<\/p>\n<h3 id=\"%e7%b3%bb%e7%b5%b1%e6%9e%b6%e6%a7%8b-ZOyKxTaima\">\u7cfb\u7d71\u67b6\u69cb<\/h3>\n<p>\u6211\u5011\u7684\u5373\u6642\u804a\u5929\u7cfb\u7d71\u5c07\u5305\u62ec\u4ee5\u4e0b\u5e7e\u500b\u7d44\u4ef6\uff1a<\/p>\n<ul>\n<li>\u524d\u7aef\uff1a\u7528\u6236\u754c\u9762\uff0c\u986f\u793a\u804a\u5929\u8a18\u9304\u548c\u8f38\u5165\u6846\u3002<\/li>\n<li>\u5f8c\u7aef\uff1a\u8655\u7406\u7528\u6236\u8acb\u6c42\uff0c\u8207 Redis \u9032\u884c\u4ea4\u4e92\u3002<\/li>\n<li>Redis\uff1a\u5b58\u5132\u804a\u5929\u6d88\u606f\u3002<\/li>\n<\/ul>\n<h3 id=\"%e6%ad%a5%e9%a9%9f%e4%b8%80%ef%bc%9a%e5%ae%89%e8%a3%9d-redis-ZOyKxTaima\">\u6b65\u9a5f\u4e00\uff1a\u5b89\u88dd Redis<\/h3>\n<p>\u9996\u5148\uff0c\u6211\u5011\u9700\u8981\u5728\u672c\u5730\u6216\u4f3a\u670d\u5668\u4e0a\u5b89\u88dd Redis\u3002\u53ef\u4ee5\u4f7f\u7528\u4ee5\u4e0b\u547d\u4ee4\u9032\u884c\u5b89\u88dd\uff1a<\/p>\n<pre><code>sudo apt-get update\nsudo apt-get install redis-server<\/code><\/pre>\n<h3 id=\"%e6%ad%a5%e9%a9%9f%e4%ba%8c%ef%bc%9a%e8%a8%ad%e7%bd%ae-redis-ZOyKxTaima\">\u6b65\u9a5f\u4e8c\uff1a\u8a2d\u7f6e Redis<\/h3>\n<p>\u5b89\u88dd\u5b8c\u6210\u5f8c\uff0c\u555f\u52d5 Redis \u670d\u52d9\uff1a<\/p>\n<pre><code>sudo service redis-server start<\/code><\/pre>\n<h3 id=\"%e6%ad%a5%e9%a9%9f%e4%b8%89%ef%bc%9a%e5%be%8c%e7%ab%af%e4%bb%a3%e7%a2%bc%e7%a4%ba%e4%be%8b-ZOyKxTaima\">\u6b65\u9a5f\u4e09\uff1a\u5f8c\u7aef\u4ee3\u78bc\u793a\u4f8b<\/h3>\n<p>\u63a5\u4e0b\u4f86\uff0c\u6211\u5011\u5c07\u4f7f\u7528 Node.js \u4f5c\u70ba\u5f8c\u7aef\u8a9e\u8a00\uff0c\u4e26\u4f7f\u7528 `redis` \u6a21\u584a\u4f86\u8207 Redis \u9032\u884c\u4ea4\u4e92\u3002\u4ee5\u4e0b\u662f\u7c21\u55ae\u7684\u4ee3\u78bc\u793a\u4f8b\uff1a<\/p>\n<pre><code>const express = require('express');\nconst redis = require('redis');\nconst app = express();\nconst client = redis.createClient();\n\napp.use(express.json());\n\napp.post('\/send', (req, res) =&gt; {\n    const { user, message } = req.body;\n    client.rpush('chat_messages', JSON.stringify({ user, message }), (err) =&gt; {\n        if (err) return res.status(500).send(err);\n        res.status(200).send('Message sent');\n    });\n});\n\napp.get('\/messages', (req, res) =&gt; {\n    client.lrange('chat_messages', 0, -1, (err, messages) =&gt; {\n        if (err) return res.status(500).send(err);\n        res.status(200).json(messages.map(msg =&gt; JSON.parse(msg)));\n    });\n});\n\napp.listen(3000, () =&gt; {\n    console.log('Server is running on port 3000');\n});<\/code><\/pre>\n<h3 id=\"%e6%ad%a5%e9%a9%9f%e5%9b%9b%ef%bc%9a%e5%89%8d%e7%ab%af%e4%bb%a3%e7%a2%bc%e7%a4%ba%e4%be%8b-ZOyKxTaima\">\u6b65\u9a5f\u56db\uff1a\u524d\u7aef\u4ee3\u78bc\u793a\u4f8b<\/h3>\n<p>\u524d\u7aef\u53ef\u4ee5\u4f7f\u7528\u7c21\u55ae\u7684 HTML \u548c JavaScript \u4f86\u986f\u793a\u6d88\u606f\u548c\u767c\u9001\u65b0\u6d88\u606f\uff1a<\/p>\n<pre><code>&lt;!DOCTYPE html&gt;\n&lt;html&gt;\n&lt;head&gt;\n    &lt;title&gt;\u5373\u6642\u804a\u5929\u7cfb\u7d71&lt;\/title&gt;\n&lt;\/head&gt;\n&lt;body&gt;\n    &lt;div id=\"chat\"&gt;&lt;\/div&gt;\n    &lt;input type=\"text\" id=\"user\" placeholder=\"\u7528\u6236\u540d\"&gt;\n    &lt;input type=\"text\" id=\"message\" placeholder=\"\u6d88\u606f\"&gt;\n    &lt;button onclick=\"sendMessage()\"&gt;\u767c\u9001&lt;\/button&gt;\n\n    &lt;script&gt;\n        function sendMessage() {\n            const user = document.getElementById('user').value;\n            const message = document.getElementById('message').value;\n            fetch('\/send', {\n                method: 'POST',\n                headers: {\n                    'Content-Type': 'application\/json'\n                },\n                body: JSON.stringify({ user, message })\n            }).then(() =&gt; {\n                document.getElementById('message').value = '';\n                loadMessages();\n            });\n        }\n\n        function loadMessages() {\n            fetch('\/messages')\n                .then(response =&gt; response.json())\n                .then(messages =&gt; {\n                    const chat = document.getElementById('chat');\n                    chat.innerHTML = '';\n                    messages.forEach(msg =&gt; {\n                        chat.innerHTML += '&lt;p&gt;' + msg.user + ': ' + msg.message + '&lt;\/p&gt;';\n                    });\n                });\n        }\n\n        setInterval(loadMessages, 1000);\n    &lt;\/script&gt;\n&lt;\/body&gt;\n&lt;\/html&gt;<\/code><\/pre>\n<h2 id=\"%e7%b8%bd%e7%b5%90-ZOyKxTaima\">\u7e3d\u7d50<\/h2>\n<p>\u901a\u904e\u9019\u500b\u5be6\u7528\u6027\u5be6\u4f8b\uff0c\u6211\u5011\u5c55\u793a\u4e86\u5982\u4f55\u4f7f\u7528 Redis \u4f86\u69cb\u5efa\u4e00\u500b\u5373\u6642\u804a\u5929\u7cfb\u7d71\u3002Redis \u7684\u9ad8\u6027\u80fd\u548c\u9748\u6d3b\u6027\u4f7f\u5176\u6210\u70ba\u8655\u7406\u5373\u6642\u6578\u64da\u7684\u7406\u60f3\u9078\u64c7\u3002\u7121\u8ad6\u662f\u7528\u65bc\u804a\u5929\u7cfb\u7d71\u3001\u904a\u6232\u6392\u884c\u699c\u9084\u662f\u5176\u4ed6\u9700\u8981\u5feb\u901f\u6578\u64da\u5b58\u53d6\u7684\u61c9\u7528\uff0cRedis \u90fd\u80fd\u63d0\u4f9b\u5f37\u5927\u7684\u652f\u6301\u3002\u5982\u679c\u60a8\u6b63\u5728\u5c0b\u627e\u9ad8\u6548\u7684 <a href=\"https:\/\/server.hk\">VPS<\/a> \u89e3\u6c7a\u65b9\u6848\u4f86\u90e8\u7f72\u60a8\u7684\u61c9\u7528\uff0cServer.HK \u63d0\u4f9b\u591a\u7a2e\u9078\u64c7\uff0c\u6eff\u8db3\u60a8\u7684\u9700\u6c42\u3002<\/p>\n","protected":false},"excerpt":{"rendered":"<p>\u63a2\u7d22Redis\u7684\u5be6\u7528\u6027\u5be6\u4f8b\uff0c\u4e86\u89e3\u5982\u4f55\u6709\u6548\u5730\u63d0\u5347\u6578\u64da\u5b58\u53d6\u901f\u5ea6\u548c\u61c9\u7528\u6027\u80fd\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-98026","post","type-post","status-publish","format-standard","hentry","category-database"],"_links":{"self":[{"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/98026","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=98026"}],"version-history":[{"count":1,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/98026\/revisions"}],"predecessor-version":[{"id":98027,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/98026\/revisions\/98027"}],"wp:attachment":[{"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/media?parent=98026"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/categories?post=98026"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/tags?post=98026"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}