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gateway_koa_ts
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Jelajahi Sumber

新增websocket，同时websocket和proxy改为可拔插

zhusiqing 4 tahun lalu
induk
0a0378be4b
melakukan
e33748e760
8 mengubah file dengan 105 tambahan dan 19 penghapusan
Tampilan Split Tampilkan Statistik Diff
  1. 22 0
      example/ws.html
  2. 3 1
      package.json
  3. 6 14
      src/app.ts
  4. 11 1
      src/config.ts
  5. 8 3
      src/controllers/index.ts
  6. 1 0
      src/router.ts
  7. 42 0
      src/utils/server.ts
  8. 12 0
      yarn.lock

+ 22 - 0
example/ws.html
Tampilan Berkas 

@@ -0,0 +1,22 @@
 
+<!DOCTYPE html>
 
+<html lang="en">
 
+<head>
 
+  <meta charset="UTF-8">
 
+  <meta http-equiv="X-UA-Compatible" content="IE=edge">
 
+  <meta name="viewport" content="width=device-width, initial-scale=1.0">
 
+  <title>Document</title>
 
+</head>
 
+<body>
 
+  <button onclick="send()">send</button>
 
+  <script>
 
+    const ws = new WebSocket('ws://localhost:9900/ws')
 
+    ws.onmessage = function (e) {
 
+      console.log(e.data)
 
+    }
 
+    function send() {
 
+      console.log('click')
 
+      ws.send('send click')
 
+    }
 
+  </script>
 
+</body>
 
+</html>

+ 3 - 1
package.json
Tampilan Berkas 

@@ -37,7 +37,8 @@
 
     "node-cache": "^5.1.2",
 
     "nodemon": "^2.0.4",
 
     "pm2": "^4.4.1",
 
-    "redis": "^3.0.2"
 
+    "redis": "^3.0.2",
 
+    "ws": "^7.5.2"
 
   },
 
   "devDependencies": {
 
     "@types/koa": "^2.11.4",
 
@@ -47,6 +48,7 @@
 
     "@types/nedb": "^1.8.11",
 
     "@types/node": "^14.11.2",
 
     "@types/redis": "^2.8.27",
 
+    "@types/ws": "^7.4.6",
 
     "ts-node": "^9.0.0",
 
     "tsconfig-paths": "^3.9.0",
 
     "typescript": "^4.0.3"

+ 6 - 14
src/app.ts
Tampilan Berkas 

@@ -4,7 +4,6 @@ import Koa, { Context, DefaultState } from 'koa';
 
 import router from './router';
 
 // 美化控制台
 
 // import consola from 'consola/dist/consola';
 
-import consola from 'consola';
 
 // 解析post的body体
 
 import bodyParser from 'koa-bodyparser';
 
 // 部分安全相关
 
@@ -25,7 +24,7 @@ import sessionMiddleware from './middlewares/session';
 
 import localDbMiddleware from './middlewares/localDb';
 
 
 import { loggerInstance } from '@utils/logger';
 
-import { getLocalIp } from '@utils/getLocalIp';
 
+import server from '@utils/server';
 
 
 const app = new Koa<DefaultState, Context>();
 
 
@@ -56,12 +55,10 @@ app.use(sessionMiddleware(app))
 
 // app.use(authMiddleware())
 
 
 // 请求转发
 
-app.use(koaProxy('/proxy', {
 
-  target: 'https://demo.com',
 
-  changeOrigin: true,
 
-  logs: true,
 
-  rewrite: path => path.replace(/^\/proxy(\/|\/\w+)?$/, '/')
 
-}))
 
+const { run, ...proxyOptions } = config.proxy
 
+if (run) {
 
+  app.use(koaProxy('/proxy', { ...proxyOptions }))
 
+}
 
 
 app.on('error', (err, ctx: Context) => {
 
   ctx.$response(err, 'error', false);
 
@@ -74,9 +71,4 @@ app.on('error', (err, ctx: Context) => {
 
 // 注册路由
 
 app.use(router.routes()).use(router.allowedMethods());
 
 
-const port = config.port;
 
-app.listen(port, () => {
 
-  const ip = getLocalIp()
 
-  consola.success(`server is started at: http://localhost:${port}`)
 
-  consola.success(`server is started at: http://${ip}:${port}`)
 
-});
 
+server(app)

+ 11 - 1
src/config.ts
Tampilan Berkas 

@@ -30,5 +30,15 @@ export default {
 
     doc: 'dbDoc.json',
 
     tag: 'dbTag.json'
 
   },
 
-  secrestKey: 'liaomo'
 
+  secrestKey: 'liaomo',
 
+  proxy: {
 
+    run: false,
 
+    target: 'https://demo.com',
 
+    changeOrigin: true,
 
+    logs: true,
 
+    rewrite: path => path.replace(/^\/proxy(\/|\/\w+)?$/, '/')
 
+  },
 
+  websocket: {
 
+    run: false
 
+  }
 
 };

+ 8 - 3
src/controllers/index.ts
Tampilan Berkas 

@@ -2,12 +2,16 @@ import { Context } from 'koa';
 
 import user from './user';
 
 import document from './document';
 
 import services from '../services';
 
-
 
+import path from 'path';
 
+import { readFileSync } from 'fs';
 
 const home = async (ctx: Context) => {
 
   ctx.body = 'home';
 
 };
 
+const ws = async (ctx:Context) => {
 
+  ctx.body = readFileSync(path.resolve(__dirname, '../../example/ws.html')).toString()
 
+}
 
 
-// 读取验证码
 
+// TODO: 读取验证码，待开发状态
 
 const code = async (ctx: Context) => {
 
   interface params {
 
     phone?: string
 
@@ -27,5 +31,6 @@ export default {
 
   home,
 
   code,
 
   user,
 
-  document
 
+  document,
 
+  ws
 
 }

+ 1 - 0
src/router.ts
Tampilan Berkas 

@@ -21,6 +21,7 @@ apiRouter.delete('/tag/:id', controllers.document.deleteTag);
 
 // 主路由
 
 const router = new Router<DefaultState, Context>();
 
 router.get('/', controllers.home);
 
+router.get('/ws', controllers.ws);
 
 // api路由以/api前缀
 
 router.use('/api', apiRouter.routes(), apiRouter.allowedMethods());

+ 42 - 0
src/utils/server.ts
Tampilan Berkas 

@@ -0,0 +1,42 @@
 
+import Koa, { DefaultState, Context } from 'koa';
 
+import WebSocket from 'ws';
 
+import consola from 'consola';
 
+import config from '@config';
 
+import { getLocalIp } from '@utils/getLocalIp';
 
+
 
+export default (app: Koa<DefaultState, Context>) => {
 
+  const port = config.port;
 
+  const ip = getLocalIp()
 
+  const server = app.listen(port, () => {
 
+    consola.success(`server is started at: http://localhost:${port}`)
 
+    consola.success(`server is started at: http://${ip}:${port}`)
 
+  });
 
+  if (config.websocket.run) {
 
+    const wsServer = new WebSocket.Server({ server }, () => {
 
+      consola.success(`websocket server is started at: ws://localhost:${port}`)
 
+      consola.success(`websocket server is started at: ws://${ip}:${port}`)
 
+    })
 
+    wsServer.on('error', (err) => {
 
+      consola.error('websocket error >>>', err)
 
+    }).on('close', () => {
 
+      consola.info('websocket is closed')
 
+    })
 
+    wsServer.on('connection', ws => {
 
+      console.log('ws is connectioned');
 
+      ws.on('message', msg => {
 
+        console.log(msg);
 
+        const obj = {
 
+          msg,
 
+          code: 200
 
+        }
 
+        ws.send(JSON.stringify(obj), err => {
 
+          if (err) {
 
+            consola.error('websocket send >>>', err)
 
+          }
 
+        })
 
+      })
 
+
 
+    })
 
+  }
 
+  return server
 
+}

+ 12 - 0
yarn.lock
Tampilan Berkas 

@@ -273,6 +273,13 @@
 
     "@types/express-serve-static-core" "*"
 
     "@types/mime" "*"
 
 
+"@types/ws@^7.4.6":
 
+  version "7.4.6"
 
+  resolved "https://registry.yarnpkg.com/@types/ws/-/ws-7.4.6.tgz#c4320845e43d45a7129bb32905e28781c71c1fff"
 
+  integrity sha512-ijZ1vzRawI7QoWnTNL8KpHixd2b2XVb9I9HAqI3triPsh1EC0xH0Eg6w2O3TKbDCgiNNlJqfrof6j4T2I+l9vw==
 
+  dependencies:
 
+    "@types/node" "*"
 
+
 
 abbrev@1:
 
   version "1.1.1"
 
   resolved "https://registry.yarnpkg.com/abbrev/-/abbrev-1.1.1.tgz#f8f2c887ad10bf67f634f005b6987fed3179aac8"
 
@@ -2717,6 +2724,11 @@ ws@^7.0.0:
 
   resolved "https://registry.yarnpkg.com/ws/-/ws-7.3.1.tgz#d0547bf67f7ce4f12a72dfe31262c68d7dc551c8"
 
   integrity sha512-D3RuNkynyHmEJIpD2qrgVkc9DQ23OrN/moAwZX4L8DfvszsJxpjQuUq3LMx6HoYji9fbIOBY18XWBsAux1ZZUA==
 
 
+ws@^7.5.2:
 
+  version "7.5.2"
 
+  resolved "https://registry.yarnpkg.com/ws/-/ws-7.5.2.tgz#09cc8fea3bec1bc5ed44ef51b42f945be36900f6"
 
+  integrity sha512-lkF7AWRicoB9mAgjeKbGqVUekLnSNO4VjKVnuPHpQeOxZOErX6BPXwJk70nFslRCEEA8EVW7ZjKwXaP9N+1sKQ==
 
+
 
 ws@~7.2.0:
 
   version "7.2.5"
 
   resolved "https://registry.yarnpkg.com/ws/-/ws-7.2.5.tgz#abb1370d4626a5a9cd79d8de404aa18b3465d10d"