关于node.js：ExpressJS、Websocket中的session会话共享

"dependencies": {
    "cookie-parser": "~1.4.4",
    "debug": "~2.6.9",
    "express": "~4.16.1",
    "http-errors": "~1.6.3",
    "morgan": "~1.9.1",
    "pug": "2.0.0-beta11",
    "@grpc/grpc-js": "^1.0.3",
    "@grpc/proto-loader": "^0.5.4",
    "@types/ioredis": "^4.16.0",
    "@types/socket.io": "^2.1.4",
    "@types/ws": "^7.2.4",
    "ioredis": "^4.16.3",
    "jade": "~1.11.0",
    "mariadb": "^2.3.1",
    "moment": "^2.25.3",
    "mqtt": "^4.0.0",
    "socket.io": "^2.3.0",
    "uuid": "^8.0.0",
    "ws": "^7.2.5",
    "yaml": "^1.9.2",
    "ejs": "^2.5.1"
  }