Change to use Socket.IO

server/client.js

@@ -1,27 +1,27 @@
-import WebSocket from 'ws'
 import readline from 'readline'
 import { exit } from 'process'
+import { io } from 'socket.io-client'
 
 const rl = readline.createInterface({
   input: process.stdin,
   output: process.stdout,
 })
 
-const ws = new WebSocket('ws://localhost:8080')
+const socket = io('ws://localhost:8080')
 
-ws.on('open', function open() {
+socket.on('open', function open() {
   console.log('Connected to the server.')
 })
 
-ws.on('message', function incoming(data) {
+socket.on('message', function incoming(data) {
   console.log(`From server: ${data}`)
 })
 
-ws.on('close', function close() {
+socket.on('close', function close() {
   console.log('Disconnected from the server.')
   exit()
 })
 
 rl.on('line', (input) => {
-  ws.send(input)
+  socket.send(input)
 })

server/package.json

@@ -10,7 +10,8 @@
   "dependencies": {
     "dockerode": "^3.3.5",
     "express": "^4.18.2",
-    "ws": "^8.13.0"
+    "socket.io": "^4.7.1",
+    "socket.io-client": "^4.7.1"
   },
   "devDependencies": {
     "nodemon": "^3.0.1"

server/websocket.js

@@ -1,13 +1,25 @@
-import { WebSocketServer } from 'ws'
+import express from 'express'
+import http from 'http'
+import { Server } from 'socket.io'
 
-const wss = new WebSocketServer({ port: 8080 })
+const app = express()
+const server = http.createServer(app)
+const io = new Server(server)
 
-wss.on('connection', function connection(ws) {
+io.on('connection', (socket) => {
   console.log('Connected to the client.')
 
-  ws.on('message', function incoming(message) {
+  socket.on('message', function incoming(message) {
     console.log(`From client: ${message}`)
   })
 
-  ws.send('Hello from server!')
+  socket.on('close', () => {
+    console.log('Disconnected from the client.')
+  })
+
+  socket.send('Hello from server!')
+})
+
+server.listen(8080, () => {
+  console.log(`Server listening at http://localhost:8080`)
 })

yarn.lock

@@ -253,11 +253,33 @@
     picocolors "^1.0.0"
     tslib "^2.6.0"
 
+"@socket.io/component-emitter@~3.1.0":
+  version "3.1.0"
+  resolved "https://registry.yarnpkg.com/@socket.io/component-emitter/-/component-emitter-3.1.0.tgz#96116f2a912e0c02817345b3c10751069920d553"
+  integrity sha512-+9jVqKhRSpsc591z5vX+X5Yyw+he/HCB4iQ/RYxw35CEPaY1gnsNE43nf9n9AaYjAQrTiI/mOwKUKdUs9vf7Xg==
+
+"@types/cookie@^0.4.1":
+  version "0.4.1"
+  resolved "https://registry.yarnpkg.com/@types/cookie/-/cookie-0.4.1.tgz#bfd02c1f2224567676c1545199f87c3a861d878d"
+  integrity sha512-XW/Aa8APYr6jSVVA1y/DEIZX0/GMKLEVekNG727R8cs56ahETkRAy/3DR7+fJyh7oUgGwNQaRfXCun0+KbWY7Q==
+
+"@types/cors@^2.8.12":
+  version "2.8.13"
+  resolved "https://registry.yarnpkg.com/@types/cors/-/cors-2.8.13.tgz#b8ade22ba455a1b8cb3b5d3f35910fd204f84f94"
+  integrity sha512-RG8AStHlUiV5ysZQKq97copd2UmVYw3/pRMLefISZ3S1hK104Cwm7iLQ3fTKx+lsUH2CE8FlLaYeEA2LSeqYUA==
+  dependencies:
+    "@types/node" "*"
+
 "@types/json5@^0.0.29":
   version "0.0.29"
   resolved "https://registry.yarnpkg.com/@types/json5/-/json5-0.0.29.tgz#ee28707ae94e11d2b827bcbe5270bcea7f3e71ee"
   integrity sha512-dRLjCWHYg4oaA77cxO64oO+7JwCwnIzkZPdrrC71jQmQtlhM556pwKo5bUzqvZndkVbeFLIIi+9TC40JNF5hNQ==
 
+"@types/node@*", "@types/node@>=10.0.0":
+  version "20.4.2"
+  resolved "https://registry.yarnpkg.com/@types/node/-/node-20.4.2.tgz#129cc9ae69f93824f92fac653eebfb4812ab4af9"
+  integrity sha512-Dd0BYtWgnWJKwO1jkmTrzofjK2QXXcai0dmtzvIBhcA+RsG5h8R3xlyta0kGOZRNfL9GuRtb1knmPEhQrePCEw==
+
 "@vitejs/plugin-vue@^4.2.3":
   version "4.2.3"
   resolved "https://registry.yarnpkg.com/@vitejs/plugin-vue/-/plugin-vue-4.2.3.tgz#ee0b6dfcc62fe65364e6395bf38fa2ba10bb44b6"
@@ -366,7 +388,7 @@ abbrev@1:
   resolved "https://registry.yarnpkg.com/abbrev/-/abbrev-1.1.1.tgz#f8f2c887ad10bf67f634f005b6987fed3179aac8"
   integrity sha512-nne9/IiQ/hzIhY6pdDnbBtz7DjPTKrY00P/zvPSm5pOFkl6xuGrGnXn/VtTNNfNtAfZ9/1RtehkszU9qcTii0Q==
 
-accepts@~1.3.8:
+accepts@~1.3.4, accepts@~1.3.8:
   version "1.3.8"
   resolved "https://registry.yarnpkg.com/accepts/-/accepts-1.3.8.tgz#0bf0be125b67014adcb0b0921e62db7bffe16b2e"
   integrity sha512-PYAthTa2m2VKxuvSD3DPC/Gy+U+sOA1LAuT8mkmRuvw+NACSaeXEQ+NHcVF7rONl6qcaxV3Uuemwawk+7+SJLw==
@@ -507,6 +529,11 @@ base64-js@^1.3.1:
   resolved "https://registry.yarnpkg.com/base64-js/-/base64-js-1.5.1.tgz#1b1b440160a5bf7ad40b650f095963481903930a"
   integrity sha512-AKpaYlHn8t4SVbOHCy+b5+KKgvR4vrsD8vbvrbiQJps7fKDTkjkDry6ji0rUJjC0kzbNePLwzxq8iypo41qeWA==
 
+base64id@2.0.0, base64id@~2.0.0:
+  version "2.0.0"
+  resolved "https://registry.yarnpkg.com/base64id/-/base64id-2.0.0.tgz#2770ac6bc47d312af97a8bf9a634342e0cd25cb6"
+  integrity sha512-lGe34o6EHj9y3Kts9R4ZYs/Gr+6N7MCaMlIFA3F1R2O5/m7K06AxfSeO5530PEERE6/WyEg3lsuyw4GHlPZHog==
+
 bcrypt-pbkdf@^1.0.2:
   version "1.0.2"
   resolved "https://registry.yarnpkg.com/bcrypt-pbkdf/-/bcrypt-pbkdf-1.0.2.tgz#a4301d389b6a43f9b67ff3ca11a3f6637e360e9e"
@@ -713,6 +740,19 @@ cookie@0.5.0:
   resolved "https://registry.yarnpkg.com/cookie/-/cookie-0.5.0.tgz#d1f5d71adec6558c58f389987c366aa47e994f8b"
   integrity sha512-YZ3GUyn/o8gfKJlnlX7g7xq4gyO6OSuhGPKaaGssGB2qgDUS0gPgtTvoyZLTt9Ab6dC4hfc9dV5arkvc/OCmrw==
 
+cookie@~0.4.1:
+  version "0.4.2"
+  resolved "https://registry.yarnpkg.com/cookie/-/cookie-0.4.2.tgz#0e41f24de5ecf317947c82fc789e06a884824432"
+  integrity sha512-aSWTXFzaKWkvHO1Ny/s+ePFpvKsPnjc551iI41v3ny/ow6tBG5Vd+FuqGNhh1LxOmVzOlGUriIlOaokOvhaStA==
+
+cors@~2.8.5:
+  version "2.8.5"
+  resolved "https://registry.yarnpkg.com/cors/-/cors-2.8.5.tgz#eac11da51592dd86b9f06f6e7ac293b3df875d29"
+  integrity sha512-KIHbLJqu73RGr/hnbrO9uBeixNGuvSQjul/jdFvS/KFSIH1hWVd1ng7zOHx+YrEfInLG7q4n6GHQ9cDtxv/P6g==
+  dependencies:
+    object-assign "^4"
+    vary "^1"
+
 cpu-features@~0.0.8:
   version "0.0.8"
   resolved "https://registry.yarnpkg.com/cpu-features/-/cpu-features-0.0.8.tgz#a2d464b023b8ad09004c8cdca23b33f192f63546"
@@ -754,7 +794,7 @@ debug@^3.2.7:
   dependencies:
     ms "^2.1.1"
 
-debug@^4.1.1, debug@^4.3.2, debug@^4.3.4:
+debug@^4.1.1, debug@^4.3.2, debug@^4.3.4, debug@~4.3.1, debug@~4.3.2:
   version "4.3.4"
   resolved "https://registry.yarnpkg.com/debug/-/debug-4.3.4.tgz#1319f6579357f2338d3337d2cdd4914bb5dcc865"
   integrity sha512-PRWFHuSU3eDtQJPvnNY7Jcket1j0t5OuOsFzPPzsekD52Zl8qUfFIPEiswXqIvHWGVHOgX+7G/vCNNhehwxfkQ==
@@ -872,6 +912,38 @@ end-of-stream@^1.1.0, end-of-stream@^1.4.1:
   dependencies:
     once "^1.4.0"
 
+engine.io-client@~6.5.1:
+  version "6.5.1"
+  resolved "https://registry.yarnpkg.com/engine.io-client/-/engine.io-client-6.5.1.tgz#1735fb8ae3bae5ae13115e18d2f484daf005dd9c"
+  integrity sha512-hE5wKXH8Ru4L19MbM1GgYV/2Qo54JSMh1rlJbfpa40bEWkCKNo3ol2eOtGmowcr+ysgbI7+SGL+by42Q3pt/Ng==
+  dependencies:
+    "@socket.io/component-emitter" "~3.1.0"
+    debug "~4.3.1"
+    engine.io-parser "~5.1.0"
+    ws "~8.11.0"
+    xmlhttprequest-ssl "~2.0.0"
+
+engine.io-parser@~5.1.0:
+  version "5.1.0"
+  resolved "https://registry.yarnpkg.com/engine.io-parser/-/engine.io-parser-5.1.0.tgz#d593d6372d7f79212df48f807b8cace1ea1cb1b8"
+  integrity sha512-enySgNiK5tyZFynt3z7iqBR+Bto9EVVVvDFuTT0ioHCGbzirZVGDGiQjZzEp8hWl6hd5FSVytJGuScX1C1C35w==
+
+engine.io@~6.5.0:
+  version "6.5.1"
+  resolved "https://registry.yarnpkg.com/engine.io/-/engine.io-6.5.1.tgz#59725f8593ccc891abb47f1efcdc52a089525a56"
+  integrity sha512-mGqhI+D7YxS9KJMppR6Iuo37Ed3abhU8NdfgSvJSDUafQutrN+sPTncJYTyM9+tkhSmWodKtVYGPPHyXJEwEQA==
+  dependencies:
+    "@types/cookie" "^0.4.1"
+    "@types/cors" "^2.8.12"
+    "@types/node" ">=10.0.0"
+    accepts "~1.3.4"
+    base64id "2.0.0"
+    cookie "~0.4.1"
+    cors "~2.8.5"
+    debug "~4.3.1"
+    engine.io-parser "~5.1.0"
+    ws "~8.11.0"
+
 es-abstract@^1.19.0, es-abstract@^1.20.4:
   version "1.21.3"
   resolved "https://registry.yarnpkg.com/es-abstract/-/es-abstract-1.21.3.tgz#8aaa0ffc080e8a6fef6ace72631dc1ec5d47bf94"
@@ -2016,7 +2088,7 @@ nth-check@^2.0.1:
   dependencies:
     boolbase "^1.0.0"
 
-object-assign@^4.0.1:
+object-assign@^4, object-assign@^4.0.1:
   version "4.1.1"
   resolved "https://registry.yarnpkg.com/object-assign/-/object-assign-4.1.1.tgz#2109adc7965887cfc05cbbd442cac8bfbb360863"
   integrity sha512-rJgTQnkUnH1sFw8yT6VSU3zD3sWmu6sZhIseY8VX+GRu3P6F7Fu+JNDoXfklElbLJSnc3FUQHVe4cU5hj+BcUg==
@@ -2490,6 +2562,44 @@ simple-update-notifier@^2.0.0:
   dependencies:
     semver "^7.5.3"
 
+socket.io-adapter@~2.5.2:
+  version "2.5.2"
+  resolved "https://registry.yarnpkg.com/socket.io-adapter/-/socket.io-adapter-2.5.2.tgz#5de9477c9182fdc171cd8c8364b9a8894ec75d12"
+  integrity sha512-87C3LO/NOMc+eMcpcxUBebGjkpMDkNBS9tf7KJqcDsmL936EChtVva71Dw2q4tQcuVC+hAUy4an2NO/sYXmwRA==
+  dependencies:
+    ws "~8.11.0"
+
+socket.io-client@^4.7.1:
+  version "4.7.1"
+  resolved "https://registry.yarnpkg.com/socket.io-client/-/socket.io-client-4.7.1.tgz#48e5f703abe4fb0402182bcf9c06b7820fb3453b"
+  integrity sha512-Qk3Xj8ekbnzKu3faejo4wk2MzXA029XppiXtTF/PkbTg+fcwaTw1PlDrTrrrU4mKoYC4dvlApOnSeyLCKwek2w==
+  dependencies:
+    "@socket.io/component-emitter" "~3.1.0"
+    debug "~4.3.2"
+    engine.io-client "~6.5.1"
+    socket.io-parser "~4.2.4"
+
+socket.io-parser@~4.2.4:
+  version "4.2.4"
+  resolved "https://registry.yarnpkg.com/socket.io-parser/-/socket.io-parser-4.2.4.tgz#c806966cf7270601e47469ddeec30fbdfda44c83"
+  integrity sha512-/GbIKmo8ioc+NIWIhwdecY0ge+qVBSMdgxGygevmdHj24bsfgtCmcUUcQ5ZzcylGFHsN3k4HB4Cgkl96KVnuew==
+  dependencies:
+    "@socket.io/component-emitter" "~3.1.0"
+    debug "~4.3.1"
+
+socket.io@^4.7.1:
+  version "4.7.1"
+  resolved "https://registry.yarnpkg.com/socket.io/-/socket.io-4.7.1.tgz#9009f31bf7be25478895145e92fbc972ad1db900"
+  integrity sha512-W+utHys2w//dhFjy7iQQu9sGd3eokCjGbl2r59tyLqNiJJBdIebn3GAKEXBr3osqHTObJi2die/25bCx2zsaaw==
+  dependencies:
+    accepts "~1.3.4"
+    base64id "~2.0.0"
+    cors "~2.8.5"
+    debug "~4.3.2"
+    engine.io "~6.5.0"
+    socket.io-adapter "~2.5.2"
+    socket.io-parser "~4.2.4"
+
 source-map-js@^1.0.2:
   version "1.0.2"
   resolved "https://registry.yarnpkg.com/source-map-js/-/source-map-js-1.0.2.tgz#adbc361d9c62df380125e7f161f71c826f1e490c"
@@ -2824,7 +2934,7 @@ utils-merge@1.0.1:
   resolved "https://registry.yarnpkg.com/utils-merge/-/utils-merge-1.0.1.tgz#9f95710f50a267947b2ccc124741c1028427e713"
   integrity sha512-pMZTvIkT1d+TFGvDOqodOclx0QWkkgi6Tdoa8gC8ffGAAqz9pzPTZWAybbsHHoED/ztMtkv/VoYTYyShUn81hA==
 
-vary@~1.1.2:
+vary@^1, vary@~1.1.2:
   version "1.1.2"
   resolved "https://registry.yarnpkg.com/vary/-/vary-1.1.2.tgz#2299f02c6ded30d4a5961b0b9f74524a18f634fc"
   integrity sha512-BNGbWLfd0eUPabhkXUVm0j8uuvREyTh5ovRa/dyow/BqAbZJyC+5fU+IzQOzmAKzYqYRAISoRhdQr3eIZ/PXqg==
@@ -2899,16 +3009,21 @@ wrappy@1:
   resolved "https://registry.yarnpkg.com/wrappy/-/wrappy-1.0.2.tgz#b5243d8f3ec1aa35f1364605bc0d1036e30ab69f"
   integrity sha512-l4Sp/DRseor9wL6EvV2+TuQn63dMkPjZ/sp9XkghTEbV9KlPS1xUsZ3u7/IQO4wxtcFB4bgpQPRcR3QCvezPcQ==
 
-ws@^8.13.0:
+ws@~8.11.0:
-  version "8.13.0"
+  version "8.11.0"
-  resolved "https://registry.yarnpkg.com/ws/-/ws-8.13.0.tgz#9a9fb92f93cf41512a0735c8f4dd09b8a1211cd0"
+  resolved "https://registry.yarnpkg.com/ws/-/ws-8.11.0.tgz#6a0d36b8edfd9f96d8b25683db2f8d7de6e8e143"
-  integrity sha512-x9vcZYTrFPC7aSIbj7sRCYo7L/Xb8Iy+pW0ng0wt2vCJv7M9HOMy0UoN3rr+IFC7hb7vXoqS+P9ktyLLLhO+LA==
+  integrity sha512-HPG3wQd9sNQoT9xHyNCXoDUa+Xw/VevmY9FoHyQ+g+rrMn4j6FB4np7Z0OhdTgjx6MgQLK7jwSy1YecU1+4Asg==
 
 xml-name-validator@^4.0.0:
   version "4.0.0"
   resolved "https://registry.yarnpkg.com/xml-name-validator/-/xml-name-validator-4.0.0.tgz#79a006e2e63149a8600f15430f0a4725d1524835"
   integrity sha512-ICP2e+jsHvAj2E2lIHxa5tjXRlKDJo4IdvPvCXbXQGdzSfmSpNVyIKMvoZHjDY9DP0zV17iI85o90vRFXNccRw==
 
+xmlhttprequest-ssl@~2.0.0:
+  version "2.0.0"
+  resolved "https://registry.yarnpkg.com/xmlhttprequest-ssl/-/xmlhttprequest-ssl-2.0.0.tgz#91360c86b914e67f44dce769180027c0da618c67"
+  integrity sha512-QKxVRxiRACQcVuQEYFsI1hhkrMlrXHPegbbd1yn9UHOmRxY+si12nQYzri3vbzt8VdTTRviqcKxcyllFas5z2A==
+
 yallist@^4.0.0:
   version "4.0.0"
   resolved "https://registry.yarnpkg.com/yallist/-/yallist-4.0.0.tgz#9bb92790d9c0effec63be73519e11a35019a3a72"