{"id":402,"date":"2025-07-31T20:26:27","date_gmt":"2025-07-31T12:26:27","guid":{"rendered":"https:\/\/www.rbfwq.com\/blog\/?p=402"},"modified":"2025-07-31T20:26:27","modified_gmt":"2025-07-31T12:26:27","slug":"%e5%a6%82%e4%bd%95%e5%9c%a8node-js%e9%9b%86%e7%be%a4%e4%b8%ad%e5%90%af%e7%94%a8%e7%b2%98%e6%80%a7%e4%bc%9a%e8%af%9d%e5%b9%b6%e6%8f%90%e9%ab%98%e6%80%a7%e8%83%bd","status":"publish","type":"post","link":"https:\/\/www.idc61.com\/blog\/402.html","title":{"rendered":"\u5982\u4f55\u5728Node.js\u96c6\u7fa4\u4e2d\u542f\u7528\u7c98\u6027\u4f1a\u8bdd\u5e76\u63d0\u9ad8\u6027\u80fd"},"content":{"rendered":"

\"\u5982\u4f55\u5728Node.js\u96c6\u7fa4\u4e2d\u542f\u7528\u7c98\u6027\u4f1a\u8bdd\u5e76\u63d0\u9ad8\u6027\u80fd\"<\/p>\n

\u5728 Node.js \u5e94\u7528\u4e2d\u7684\u96c6\u7fa4\u6a21\u5f0f\u4e0b\uff0c\u542f\u7528\u7c98\u6027\u4f1a\u8bdd\u53ef\u4ee5\u4fdd\u969c\u7528\u6237\u7684\u4f53\u9a8c\u4e00\u81f4\u6027\u3002\u7c98\u6027\u4f1a\u8bdd\u6307\u7684\u662f\u540c\u4e00\u7528\u6237\u5728\u591a\u4e2a\u8bf7\u6c42\u4e4b\u95f4\u7684\u4f1a\u8bdd\u6570\u636e\u80fd\u591f\u4fdd\u6301\u5728\u540c\u4e00\u4e2a\u670d\u52a1\u5668\u4e0a\uff0c\u76ee\u7684\u662f\u907f\u514d\u7528\u6237\u4f1a\u8bdd\u4fe1\u606f\u56e0\u8d1f\u8f7d\u5747\u8861\u800c\u4e22\u5931\u3002\u5bf9\u4e8e\u4e00\u4e2a\u4f7f\u7528 Node.js \u6784\u5efa\u7684\u670d\u52a1\uff0c\u4f60\u53ef\u4ee5\u501f\u52a9\u4e00\u4e9b\u5177\u4f53\u7684\u65b9\u6848\u6765\u5b9e\u73b0\u8fd9\u4e00\u529f\u80fd\u3002\u4ee5\u4e0b\u662f\u51e0\u79cd\u63a8\u8350\u7684\u65b9\u6cd5\uff0c\u4f9b\u5927\u5bb6\u53c2\u8003\u3002<\/p>\n<\/p>\n

\n

1. \u901a\u8fc7 NGINX \u5b9e\u73b0\u7c98\u6027\u4f1a\u8bdd<\/h3>\n<\/p>\n

\u4f7f\u7528 NGINX \u53ef\u4ee5\u5f88\u65b9\u4fbf\u5730\u5b9e\u73b0\u7c98\u6027\u4f1a\u8bdd\uff0c\u5c24\u5176\u662f\u5728\u8d1f\u8f7d\u5747\u8861\u7684\u573a\u666f\u4e0b\u3002\u53ef\u4ee5\u901a\u8fc7 session cookie \u6216 IP \u54c8\u5e0c\u6765\u5206\u914d\u8bf7\u6c42\u3002\u8fd9\u91cc\u662f\u4e00\u4e2a\u7b80\u5355\u7684\u914d\u7f6e\u793a\u4f8b\uff1a<\/p>\n

http {<\/p>\r\n
    upstream backend {<\/p>\r\n
        ip_hash; # \u4f7f\u7528IP\u54c8\u5e0c<\/p>\r\n
        server node1:3000;<\/p>\r\n
        server node2:3000;<\/p>\r\n
        server node3:3000;<\/p>\r\n
    }<\/p>\r\n\r\n
    server {<\/p>\r\n
        listen 80;<\/p>\r\n\r\n
        location \/ {<\/p>\r\n
            proxy_pass http:\/\/backend;<\/p>\r\n
            proxy_set_header Host $host;<\/p>\r\n
        }<\/p>\r\n
    }<\/p>\r\n
}<\/p>\r\n
<\/code><\/pre>\n<\/p>\n
\u5728\u6b64\u914d\u7f6e\u4e2d\uff0cip_hash \u6307\u4ee4\u5c06\u8bf7\u6c42\u57fa\u4e8e\u5ba2\u6237\u7aef\u7684 IP \u5730\u5740\u5206\u914d\u5230\u540c\u4e00\u4e2a\u540e\u7aef\u670d\u52a1\u4e0a\uff0c\u4ece\u800c\u5b9e\u73b0\u7c98\u6027\u4f1a\u8bdd\u3002<\/p>\n<\/p>\n
\n
2. \u4f7f\u7528 Redis \u5b58\u50a8\u4f1a\u8bdd\u6570\u636e<\/h3>\n<\/p>\n
Redis \u662f\u4e00\u4e2a\u9ad8\u6027\u80fd\u7684\u5185\u5b58\u6570\u636e\u5e93\uff0c\u53ef\u4ee5\u4f5c\u4e3a\u4f1a\u8bdd\u5b58\u50a8\u7684\u89e3\u51b3\u65b9\u6848\u3002\u901a\u8fc7\u5c06\u7528\u6237\u7684\u4f1a\u8bdd\u6570\u636e\u5b58\u50a8\u5728 Redis \u4e2d\uff0c\u5373\u4f7f\u7528\u6237\u7684\u8bf7\u6c42\u5728\u4e0d\u540c\u7684 Node.js \u5b9e\u4f8b\u95f4\u5207\u6362\uff0c\u4ecd\u7136\u53ef\u4ee5\u901a\u8fc7 Redis \u83b7\u53d6\u4f1a\u8bdd\u4fe1\u606f\u3002\u53ef\u4ee5\u5982\u4e0b\u6784\u5efa\u4f60\u7684 Node.js \u5e94\u7528\uff1a<\/p>\n
const session = require('express-session');<\/p>\r\n
const RedisStore = require('connect-redis')(session);<\/p>\r\n
const redis = require('redis').createClient();<\/p>\r\n\r\n
app.use(session({<\/p>\r\n
    store: new RedisStore({ client: redis }),<\/p>\r\n
    secret: 'your-secret-key',<\/p>\r\n
    resave: false,<\/p>\r\n
    saveUninitialized: false,<\/p>\r\n
}));<\/p>\r\n
<\/code><\/pre>\n<\/p>\n
\u8fd9\u4e00\u65b9\u6848\u5728\u591a\u4e2a\u5b9e\u4f8b\u95f4\u5171\u4eab\u4f1a\u8bdd\uff0c\u975e\u5e38\u9002\u5408\u96c6\u7fa4\u90e8\u7f72\u3002<\/p>\n<\/p>\n
\n
3. \u4f7f\u7528 Sticky Sessions<\/h3>\n<\/p>\n
\u6709\u4e9b\u8d1f\u8f7d\u5747\u8861\u5668\u652f\u6301 Sticky Sessions\uff08\u7c98\u6027\u4f1a\u8bdd\uff09\u529f\u80fd\uff0c\u5728\u8fd9\u4e00\u529f\u80fd\u4e0b\uff0c\u4f1a\u8bdd\u6570\u636e\u4f1a\u59cb\u7ec8\u88ab\u5206\u914d\u7ed9\u540c\u4e00\u4e2a\u540e\u7aef\u670d\u52a1\u5668\u3002\u4f8b\u5982\uff0c\u5f53\u4f7f\u7528 HAProxy \u6216 AWS ELB \u7b49\u8d1f\u8f7d\u5747\u8861\u5668\u65f6\uff0c\u53ef\u4ee5\u542f\u7528\u7c98\u6027\u4f1a\u8bdd\u3002HAProxy \u7684\u914d\u7f6e\u793a\u4f8b\u5982\u4e0b\uff1a<\/p>\n
frontend http<\/p>\r\n
    bind *:80<\/p>\r\n
    acl is_myapp path_beg \/<\/p>\r\n
    use_backend myapp if is_myapp<\/p>\r\n\r\n
backend myapp<\/p>\r\n
    cookie SERVERID insert indirect nocache<\/p>\r\n
    server node1 127.0.0.1:3000 cookie node1<\/p>\r\n
    server node2 127.0.0.1:3001 cookie node2<\/p>\r\n
<\/code><\/pre>\n<\/p>\n
\u5728\u8fd9\u79cd\u65b9\u5f0f\u4e0b\uff0cHAProxy \u4f1a\u6839\u636e cookie \u5c06\u7528\u6237\u8bf7\u6c42\u5b9a\u5411\u5230\u56fa\u5b9a\u7684\u540e\u7aef\u670d\u52a1\u5668\u3002<\/p>\n<\/p>\n
\n
4. \u5229\u7528 JWT \u8fdb\u884c\u8eab\u4efd\u9a8c\u8bc1<\/h3>\n<\/p>\n
JSON Web Token (JWT) \u4e5f\u662f\u4e00\u79cd\u91d1\u878d\u4f1a\u8bdd\u7ba1\u7406\u7684\u65b9\u6cd5\u3002\u901a\u8fc7\u5c06\u7528\u6237\u4fe1\u606f\u52a0\u5bc6\u5e76\u5c01\u88c5\u5728 JWT \u4e2d\uff0c\u65e0\u8bba\u8bf7\u6c42\u88ab\u53d1\u9001\u5230\u54ea\u4e2a Node.js \u5b9e\u4f8b\uff0c\u90fd\u4f1a\u5305\u542b\u8db3\u591f\u7684\u72b6\u6001\u4fe1\u606f\u3002\u4f60\u53ef\u4ee5\u8fd9\u6837\u914d\u7f6e\u4f60\u7684 Node.js \u5e94\u7528\uff1a<\/p>\n
const jwt = require('jsonwebtoken');<\/p>\r\n\r\n
app.post('\/login', (req, res) => {<\/p>\r\n
    const payload = { userId: user.id };<\/p>\r\n
    const token = jwt.sign(payload, 'your-secret-key', { expiresIn: '1h' });<\/p>\r\n
    res.json({ token });<\/p>\r\n
});<\/p>\r\n\r\n
\/\/ \u9a8c\u8bc1\u4e2d\u95f4\u4ef6<\/p>\r\n
app.use((req, res, next) => {<\/p>\r\n
    const token = req.headers['authorization'];<\/p>\r\n
    if (token) {<\/p>\r\n
        jwt.verify(token, 'your-secret-key', (err, decoded) => {<\/p>\r\n
            if (err) return res.sendStatus(403);<\/p>\r\n
            req.user = decoded;<\/p>\r\n
            next();<\/p>\r\n
        });<\/p>\r\n
    } else {<\/p>\r\n
        res.sendStatus(401);<\/p>\r\n
    }<\/p>\r\n
});<\/p>\r\n
<\/code><\/pre>\n<\/p>\n
\u901a\u8fc7 JWT\uff0c\u7528\u6237\u7684\u8eab\u4efd\u4fe1\u606f\u80fd\u591f\u5728\u591a\u4e2a\u670d\u52a1\u5668\u95f4\u4fdd\u6301\u4e00\u81f4\u6027\u3002<\/p>\n<\/p>\n
\n
5. \u5176\u4ed6\u7b2c\u4e09\u65b9\u5e93<\/h3>\n<\/p>\n
\u9664\u4e86\u524d\u9762\u63d0\u5230\u7684\u65b9\u6cd5\uff0c\u8fd8\u6709\u4e00\u4e9b\u7b2c\u4e09\u65b9\u5e93\u53ef\u4ee5\u8f85\u52a9\u5b9e\u73b0\u4f1a\u8bdd\u7684\u7ba1\u7406\u3002\u6bd4\u5982 express-session\u3001socket.io \u7b49\uff0c\u90fd\u5df2\u7ecf\u63d0\u4f9b\u4e86\u76f8\u5173\u7684\u96c6\u6210\u529f\u80fd\uff0c\u80fd\u591f\u5e2e\u52a9\u5f00\u53d1\u8005\u66f4\u597d\u5730\u7ba1\u7406\u4f1a\u8bdd\u3002\u4f7f\u7528\u8fd9\u4e9b\u5e93\uff0c\u53ef\u4ee5\u8f83\u4e3a\u8f7b\u677e\u5730\u5b9e\u73b0\u4f1a\u8bdd\u7684\u6301\u4e45\u5316\u548c\u5904\u7406\u3002<\/p>\n<\/p>\n
\n
\u5982\u4f55\u5728 Node.js \u96c6\u7fa4\u4e2d\u542f\u7528\u7c98\u6027\u4f1a\u8bdd\uff1f<\/h3>\n<\/p>\n
\u542f\u7528\u7c98\u6027\u4f1a\u8bdd\u7684\u8fc7\u7a0b\u590d\u6742\u5417\uff1f<\/b><\/p>\n
\u4e0d\u590d\u6742\uff0c\u4f46\u9700\u8981\u6b63\u786e\u914d\u7f6e\u8d1f\u8f7d\u5747\u8861\u5668\u3001\u4f1a\u8bdd\u5b58\u50a8\u548c\u76f8\u5173\u5e93\u3002\u9996\u5148\u9009\u62e9\u4e00\u4e2a\u6700\u9002\u5408\u4f60\u573a\u666f\u7684\u5b9e\u73b0\u65b9\u6cd5\uff0c\u4f8b\u5982 NGINX \u63d0\u4f9b\u7b80\u5355\u7684 IP \u54c8\u5e0c\uff0cRedis \u9002\u5408\u5171\u4eab\u4f1a\u8bdd\uff0cSticky Sessions \u5c45\u4e2d\u5b9e\u73b0\u4f1a\u8bdd\u4fdd\u6301\u3002<\/p>\n
\u4f7f\u7528 Redis \u5b58\u50a8\u4f1a\u8bdd\u7684\u4f18\u52bf\u662f\u4ec0\u4e48\uff1f<\/h3>\n<\/p>\n
\u4e3a\u4f55\u9009\u62e9 Redis \u4f5c\u4e3a\u4f1a\u8bdd\u5b58\u50a8\uff1f<\/b><\/p>\n
Redis \u662f\u5185\u5b58\u6570\u636e\u5e93\uff0c\u901f\u5ea6\u5feb\u4e14\u53ef\u6269\u5c55\uff0c\u652f\u6301\u591a\u79cd\u6570\u636e\u7ed3\u6784\u3002\u8fd9\u610f\u5473\u7740\u5373\u4f7f\u662f\u5927\u89c4\u6a21\u96c6\u7fa4\uff0cRedis \u4e5f\u80fd\u5904\u7406\u5927\u91cf\u5e76\u53d1\u8bf7\u6c42\u3002\u6b64\u5916\uff0c\u6570\u636e\u6301\u4e45\u5316\u529f\u80fd\u4e5f\u786e\u4fdd\u4e86\u4f1a\u8bdd\u6570\u636e\u7684\u5b89\u5168\u6027\u3002<\/p>\n
JWT \u5982\u4f55\u5f71\u54cd\u4f1a\u8bdd\u7684\u7ba1\u7406\uff1f<\/h3>\n<\/p>\n
\u4f7f\u7528 JWT \u4f1a\u5bf9\u4f20\u7edf\u4f1a\u8bdd\u7ba1\u7406\u5e26\u6765\u4ec0\u4e48\u53d8\u5316\uff1f<\/b><\/p>\n
JWT \u64cd\u4f5c\u72ec\u7acb\u4e8e\u4f1a\u8bdd\u5b58\u50a8\uff0c\u80fd\u591f\u5728\u4e0d\u540c\u670d\u52a1\u5668\u548c\u5b9e\u4f8b\u95f4\u4ea4\u6362\u8eab\u4efd\u4fe1\u606f\uff0c\u4e0d\u518d\u9700\u8981\u96c6\u4e2d\u5b58\u50a8\u3002\u5b83\u4f7f\u5f97\u5e94\u7528\u66f4\u5177\u53ef\u6269\u5c55\u6027\uff0c\u4f46\u5f00\u53d1\u8005\u9700\u8981\u66f4\u8c28\u614e\u5904\u7406\u4ee4\u724c\u7684\u5b89\u5168\u6027\u548c\u8fc7\u671f\u7b56\u7565\u3002<\/p><\/p>\n","protected":false},"excerpt":{"rendered":"
\u5728 Node.js \u5e94\u7528\u4e2d\u7684\u96c6\u7fa4\u6a21\u5f0f\u4e0b\uff0c\u542f\u7528\u7c98\u6027\u4f1a\u8bdd\u53ef\u4ee5\u4fdd\u969c\u7528\u6237\u7684\u4f53\u9a8c\u4e00\u81f4\u6027\u3002\u7c98\u6027\u4f1a\u8bdd\u6307\u7684\u662f\u540c\u4e00\u7528\u6237\u5728\u591a\u4e2a\u8bf7\u6c42\u4e4b\u95f4\u7684\u4f1a\u8bdd\u6570\u636e\u80fd\u591f\u4fdd\u6301\u5728\u540c\u4e00\u4e2a\u670d\u52a1\u5668\u4e0a\uff0c\u76ee\u7684\u662f\u907f\u514d\u7528\u6237\u4f1a\u8bdd\u4fe1\u606f\u56e0\u8d1f\u8f7d\u5747\u8861\u800c\u4e22\u5931\u3002\u5bf9\u4e8e\u4e00\u4e2a\u4f7f\u7528 Node.js \u6784\u5efa\u7684\u670d\u52a1\uff0c\u4f60\u53ef\u4ee5\u501f…<\/p>\n","protected":false},"author":1,"featured_media":403,"comment_status":"closed","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[1],"tags":[159,157,158],"topic":[],"class_list":["post-402","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-jishu","tag-node","tag-157","tag-158"],"_links":{"self":[{"href":"https:\/\/www.idc61.com\/blog\/wp-json\/wp\/v2\/posts\/402","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/www.idc61.com\/blog\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/www.idc61.com\/blog\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/www.idc61.com\/blog\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/www.idc61.com\/blog\/wp-json\/wp\/v2\/comments?post=402"}],"version-history":[{"count":1,"href":"https:\/\/www.idc61.com\/blog\/wp-json\/wp\/v2\/posts\/402\/revisions"}],"predecessor-version":[{"id":405,"href":"https:\/\/www.idc61.com\/blog\/wp-json\/wp\/v2\/posts\/402\/revisions\/405"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/www.idc61.com\/blog\/wp-json\/wp\/v2\/media\/403"}],"wp:attachment":[{"href":"https:\/\/www.idc61.com\/blog\/wp-json\/wp\/v2\/media?parent=402"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/www.idc61.com\/blog\/wp-json\/wp\/v2\/categories?post=402"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/www.idc61.com\/blog\/wp-json\/wp\/v2\/tags?post=402"},{"taxonomy":"topic","embeddable":true,"href":"https:\/\/www.idc61.com\/blog\/wp-json\/wp\/v2\/topic?post=402"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}