.drone.yml

@@ -9,13 +9,8 @@ steps:
     commands:
       - npm install
       - npm run ci
-  environment:
-    TEST_REDIS_HOST: redis
-services:
-- name: redis
-  image: redis:5-alpine
 ---
 kind: signature
-hmac: 6cf23314158a6b508ef5240c110304b4b8c8f155d837c393ad1beb7a75a7d990
+hmac: a49a1e7c428472d0237bb2ba73511965607384f45114941b869c6a9eff7aef70
 
 ...

.eslintrc.yaml

@@ -51,7 +51,6 @@ rules:
   '@typescript-eslint/triple-slash-reference':
     - warn
     - path: always
-  '@typescript-eslint/no-empty-function': off
 overrides:
   - files:
       - '*.test.ts'

.gitlab-ci.yml

@@ -1,12 +1,9 @@
 stages:
   - test
+
 test:
   image: node:12
   stage: test
-  variables:
-    TEST_REDIS_HOST: redis
   script:
     - npm install
     - npm run ci
-services:
-  - redis:5-alpine

.travis.yml

@@ -1,6 +1,4 @@
 language: node_js
-services:
-  - redis-server
 node_js:
   - "8"
   - "12"

README.md

@@ -134,19 +134,6 @@ unix domain socket.
 
 To access the server, go to http://localhost:3000 (or another port).
 
-# Multiple Instances and Redis
-
-Redis can be used to allow users connected to different instances to connect.
-The following needs to be added to `config.yaml` to enable Redis:
-
-```yaml
-store:
-  type: redis
-  host: 127.0.0.1   # redis host
-  port: 6379        # redis port
-  prefix: peercalls # all instances must use the same prefix
-```
-
 # Logging
 
 By default, Peer Calls server will log only basic information. Client-side
@@ -200,7 +187,7 @@ For more details, see here:
 - [x] Reduce production build size by removing Pug. (Fixed in 2d14e5f c743f19)
 - [x] Add ability to share files (Fixed in 3877893)
 - [ ] Enable node cluster support (to scale vertically).
-- [x] Add Socket.IO support for Redis (to scale horizontally).
+- [ ] Add Socket.IO support for Redis (to scale horizontally).
 - [ ] Generate public keys for each client, and allow each client to accept,
       deny, and remember allowed/denied connections to specific peers.
 - [ ] Add support for browser push notifications

docker-compose.yml

@@ -1,8 +0,0 @@
-version: '3.1'
-
-services:
-  redis:
-    image: redis:5-alpine
-    restart: always
-    ports:
-      - 127.0.0.1:6379:6379

package.json

@@ -1,6 +1,6 @@
 {
   "name": "peer-calls",
-  "version": "3.0.12",
+  "version": "3.0.10",
   "description": "Group peer to peer video calls for anybody.",
   "repository": "https://github.com/jeremija/peer-calls",
   "main": "lib/index.js",
@@ -50,72 +50,68 @@
   "license": "MIT",
   "dependencies": {
     "debug": "^4.1.1",
-    "ejs": "^3.0.1",
+    "ejs": "^2.7.4",
     "express": "^4.17.1",
-    "ioredis": "^4.16.0",
     "js-yaml": "^3.13.1",
     "lodash": "^4.17.15",
     "socket.io": "^2.3.0",
-    "socket.io-redis": "^5.2.0",
+    "uuid": "^3.3.3"
-    "uuid": "^7.0.2"
   },
   "devDependencies": {
-    "@babel/core": "^7.8.7",
+    "@babel/core": "^7.7.2",
-    "@babel/polyfill": "^7.8.7",
+    "@babel/polyfill": "^7.7.0",
-    "@babel/preset-env": "^7.8.7",
+    "@babel/preset-env": "^7.7.1",
     "@types/body-parser": "^1.19.0",
-    "@types/classnames": "^2.2.10",
+    "@types/classnames": "^2.2.9",
     "@types/debug": "^4.1.5",
-    "@types/ejs": "^3.0.1",
+    "@types/ejs": "^2.6.3",
-    "@types/express": "^4.17.3",
+    "@types/express": "^4.17.2",
-    "@types/ioredis": "^4.14.9",
+    "@types/jest": "^25.1.0",
-    "@types/jest": "^25.1.4",
+    "@types/js-yaml": "^3.12.1",
-    "@types/js-yaml": "^3.12.2",
+    "@types/lodash": "^4.14.148",
-    "@types/lodash": "^4.14.149",
+    "@types/node": "^12.12.8",
-    "@types/node": "^13.9.1",
+    "@types/react": "^16.9.11",
-    "@types/react": "^16.9.23",
+    "@types/react-dom": "^16.9.4",
-    "@types/react-dom": "^16.9.5",
+    "@types/react-redux": "^7.1.5",
-    "@types/react-redux": "^7.1.7",
+    "@types/react-transition-group": "^4.2.3",
-    "@types/react-transition-group": "^4.2.4",
     "@types/redux-logger": "^3.0.7",
     "@types/simple-peer": "^9.6.0",
     "@types/socket.io": "^2.1.4",
     "@types/socket.io-client": "^1.4.32",
-    "@types/socket.io-redis": "^1.0.25",
     "@types/supertest": "^2.0.8",
-    "@types/uuid": "^7.0.0",
+    "@types/uuid": "^3.4.6",
-    "@typescript-eslint/eslint-plugin": "^2.23.0",
+    "@typescript-eslint/eslint-plugin": "^2.7.0",
-    "@typescript-eslint/parser": "^2.23.0",
+    "@typescript-eslint/parser": "^2.7.0",
     "babel-core": "^7.0.0-bridge.0",
     "babel-minify": "^0.5.1",
     "babelify": "^10.0.0",
     "body-parser": "^1.19.0",
     "chastifol": "^4.1.0",
     "classnames": "^2.2.6",
-    "core-js": "^3.6.4",
+    "core-js": "^3.4.1",
-    "eslint": "^6.8.0",
+    "eslint": "^6.6.0",
-    "eslint-plugin-import": "^2.20.1",
+    "eslint-plugin-import": "^2.18.2",
-    "eslint-plugin-react": "^7.19.0",
+    "eslint-plugin-react": "^7.16.0",
     "jest": "^25.1.0",
     "loose-envify": "^1.4.0",
-    "node-sass": "^4.13.1",
+    "node-sass": "4.13.1",
-    "nodemon": "^2.0.2",
+    "nodemon": "^1.19.4",
-    "react": "^16.13.0",
+    "react": "^16.12.0",
-    "react-dom": "^16.13.0",
+    "react-dom": "^16.12.0",
-    "react-redux": "^7.2.0",
+    "react-redux": "^7.1.3",
     "react-transition-group": "^4.3.0",
-    "redux": "^4.0.5",
+    "redux": "^4.0.4",
     "redux-logger": "^3.0.6",
-    "redux-thunk": "^2.3.0",
+    "redux-thunk": "^2.2.0",
-    "rimraf": "^3.0.2",
+    "rimraf": "^3.0.0",
-    "screenfull": "^5.0.2",
+    "screenfull": "^5.0.0",
     "simple-peer": "^9.6.2",
     "socket.io-client": "^2.3.0",
     "supertest": "^4.0.2",
-    "ts-jest": "^25.2.1",
+    "ts-jest": "^25.1.0",
-    "ts-node": "^8.6.2",
+    "ts-node": "^8.5.2",
     "tsify": "^4.0.1",
-    "typescript": "^3.8.3",
+    "typescript": "^3.7.2",
     "watchify": "^3.11.1",
     "webrtc-adapter": "^7.5.0"
   }

src/__mocks__/simple-peer.ts

@@ -1,5 +1,5 @@
 /* eslint-disable */
-import { EventEmitter } from 'events'
+import EventEmitter from 'events'
 
 const Peer = jest.fn().mockImplementation(() => {
   const peer = new EventEmitter();

src/client/__mocks__/socket.ts

@@ -1,2 +1,2 @@
-import { EventEmitter } from 'events'
+import EventEmitter from 'events'
 export default new EventEmitter()

src/client/actions/NicknameActions.ts

@@ -1,11 +1,11 @@
 import { NICKNAME_SET } from '../constants'
 
-export interface NicknameSetPayload {
+interface NicknameSetPayload {
   nickname: string
   userId: string
 }
 
-export interface NicknameSetAction {
+interface NicknameSetAction {
   type: 'NICKNAME_SET'
   payload: NicknameSetPayload
 }

src/server/app.test.ts

@@ -65,10 +65,7 @@ describe('server/app', () => {
       expect((handleSocket as jest.Mock).mock.calls).toEqual([[
         socket,
         io,
-        {
+        jasmine.any(MemoryStore),
-          socketIdByUserId: jasmine.any(MemoryStore),
-          userIdBySocketId: jasmine.any(MemoryStore),
-        },
       ]])
     })
 

src/server/app.ts

@@ -1,15 +1,15 @@
-import bodyParser from 'body-parser'
-import _debug from 'debug'
-import ejs from 'ejs'
-import express from 'express'
-import path from 'path'
-import SocketIO from 'socket.io'
 import { config } from './config'
-import { configureStores } from './configureStores'
+import _debug from 'debug'
+import bodyParser from 'body-parser'
+import express from 'express'
+import handleSocket from './socket'
+import path from 'path'
+import { createServer } from './server'
+import SocketIO from 'socket.io'
 import call from './routes/call'
 import index from './routes/index'
-import { createServer } from './server'
+import ejs from 'ejs'
-import handleSocket from './socket'
+import { MemoryStore } from './store'
 
 const debug = _debug('peercalls')
 const logRequest = _debug('peercalls:requests')
@@ -49,7 +49,7 @@ router.use('/call', call)
 router.use('/', index)
 app.use(BASE_URL, router)
 
-const stores = configureStores(io, config.store)
+const store = new MemoryStore()
-io.on('connection', socket => handleSocket(socket, io, stores))
+io.on('connection', socket => handleSocket(socket, io, store))
 
 export default server

src/server/config.ts

@@ -21,27 +21,12 @@ export interface Config {
     cert: string
     key: string
   }
-  store?: StoreConfig
 }
 
-export interface StoreRedisConfig {
-  host: string
-  port: number
-  prefix: string
-  type: 'redis'
-}
-
-export interface StoreMemoryConfig {
-  type: 'memory'
-}
-
-export type StoreConfig = StoreRedisConfig | StoreMemoryConfig
-
 const cfg = readConfig()
 
 export const config: Config = {
   baseUrl: cfg.get('baseUrl', ''),
   iceServers: cfg.get('iceServers'),
   ssl: cfg.get('ssl', undefined),
-  store: cfg.get('store', {type: 'memory'}),
 }

src/server/configureStores.test.ts

@@ -1,42 +0,0 @@
-jest.mock('ioredis')
-
-import Redis from 'ioredis'
-import SocketIO from 'socket.io'
-import { configureStores } from './configureStores'
-import { MemoryStore, RedisStore } from './store'
-
-describe('configureStores', () => {
-
-  describe('memory', () => {
-    it('should be in memory when no params specified', () => {
-      const io = SocketIO()
-      const stores = configureStores(io)
-      expect(stores.socketIdByUserId).toEqual(jasmine.any(MemoryStore))
-      expect(stores.userIdBySocketId).toEqual(jasmine.any(MemoryStore))
-    })
-
-    it('should be in memory when type="memory"', () => {
-      const io = SocketIO()
-      const stores = configureStores(io)
-      expect(stores.socketIdByUserId).toEqual(jasmine.any(MemoryStore))
-      expect(stores.userIdBySocketId).toEqual(jasmine.any(MemoryStore))
-    })
-  })
-
-  describe('redis', () => {
-    it('should be redis when type="redis"', () => {
-      const io = SocketIO()
-      const stores = configureStores(io, {
-        type: 'redis',
-        host: 'localhost',
-        port: 6379,
-        prefix: 'peercalls',
-      })
-      expect(io.adapter().pubClient).toEqual(jasmine.any(Redis))
-      expect(io.adapter().subClient).toEqual(jasmine.any(Redis))
-      expect(stores.socketIdByUserId).toEqual(jasmine.any(RedisStore))
-      expect(stores.userIdBySocketId).toEqual(jasmine.any(RedisStore))
-    })
-  })
-
-})

src/server/configureStores.ts

@@ -1,55 +0,0 @@
-import _debug from 'debug'
-import Redis from 'ioredis'
-import redisAdapter from 'socket.io-redis'
-import { StoreConfig, StoreRedisConfig } from './config'
-import { Stores } from './socket'
-import { MemoryStore, RedisStore } from './store'
-
-const debug = _debug('peercalls')
-
-export function configureStores(
-  io: SocketIO.Server,
-  config: StoreConfig = { type: 'memory'},
-): Stores {
-  switch (config.type) {
-    case 'redis':
-      debug('Using redis store: %s:%s', config.host, config.port)
-      configureRedis(io, config)
-      return {
-        socketIdByUserId: new RedisStore(
-          createRedisClient(config),
-          [config.prefix, 'socketIdByUserId'].join(':'),
-        ),
-        userIdBySocketId: new RedisStore(
-          createRedisClient(config),
-          [config.prefix, 'socketIdByUserId'].join(':'),
-        ),
-      }
-    default:
-      debug('Using in-memory store')
-      return {
-        socketIdByUserId: new MemoryStore(),
-        userIdBySocketId: new MemoryStore(),
-      }
-  }
-}
-
-function configureRedis(
-  io: SocketIO.Server,
-  config: StoreRedisConfig,
-) {
-  const pubClient = createRedisClient(config)
-  const subClient = createRedisClient(config)
-  io.adapter(redisAdapter({
-    key: 'peercalls',
-    pubClient,
-    subClient,
-  }))
-}
-
-function createRedisClient(config: StoreRedisConfig) {
-  return new Redis({
-    host: config.host,
-    port: config.port,
-  })
-}

src/server/socket.test.ts

@@ -1,100 +1,101 @@
 import { EventEmitter } from 'events'
 import { Socket } from 'socket.io'
-import { TypedIO } from '../shared'
+import { TypedIO, ServerSocket } from '../shared'
 import handleSocket from './socket'
 import { MemoryStore, Store } from './store'
 
 describe('server/socket', () => {
-  type NamespaceMock = Socket & {
+  type SocketMock = Socket & {
     id: string
     room?: string
     join: jest.Mock
     leave: jest.Mock
     emit: jest.Mock
-    clients: (callback: (
-      err: Error | undefined, clients: string[]
-    ) => void) => void
   }
 
-  let socket: NamespaceMock
+  let socket: SocketMock
   let io: TypedIO  & {
-    in: jest.Mock<(room: string) => NamespaceMock>
+    in: jest.Mock<(room: string) => SocketMock>
-    to: jest.Mock<(room: string) => NamespaceMock>
+    to: jest.Mock<(room: string) => SocketMock>
   }
   let rooms: Record<string, {emit: any}>
-  const socket0 = {
-    id: 'socket0',
-  }
-  const socket1 = {
-    id: 'socket1',
-  }
-  const socket2 = {
-    id: 'socket2',
-  }
-  let emitPromise: Promise<void>
   beforeEach(() => {
-    socket = new EventEmitter() as NamespaceMock
+    socket = new EventEmitter() as SocketMock
     socket.id = 'socket0'
     socket.join = jest.fn()
     socket.leave = jest.fn()
     rooms = {}
 
-    let emitResolve: () => void
-    emitPromise = new Promise(resolve => {
-      emitResolve = resolve
-    })
-
-    const socketsByRoom: Record<string, string[]> = {
-      room1: [socket0.id],
-      room2: [socket0.id],
-      room3: [socket0.id, socket1.id, socket2.id],
-    }
-
     io = {} as any
     io.in = io.to = jest.fn().mockImplementation(room => {
       return (rooms[room] = rooms[room] || {
-        emit: jest.fn().mockImplementation(() => emitResolve()),
+        emit: jest.fn(),
-        clients: callback => {
-          callback(undefined, socketsByRoom[room] || [])
-        },
-      } as NamespaceMock)
       })
     })
 
+    const sockets = {
+      socket0: {
+        id: 'socket0',
+        userId: 'socket0_userid',
+      },
+      socket1: {
+        id: 'socket1',
+        userId: 'socket1_userid',
+      },
+      socket2: {
+        id: 'socket2',
+        userId: 'socket2_userid',
+      },
+    }
+
+    io.sockets = {
+      sockets: sockets as any,
+      adapter: {
+        rooms: {
+          room1: {
+            socket0: true,
+          } as any,
+          room2: {
+            socket0: true,
+          } as any,
+          room3: {
+            sockets: {
+              socket0: true,
+              socket1: true,
+              socket2: true,
+            },
+          } as any,
+        },
+      } as any,
+    } as any
+
+    socket.leave = jest.fn()
+    socket.join = jest.fn()
+  })
+
   it('should be a function', () => {
     expect(typeof handleSocket).toBe('function')
   })
 
   describe('socket events', () => {
-    let stores: {
+    let store: Store
-      userIdBySocketId: Store
-      socketIdByUserId: Store
-    }
     beforeEach(() => {
-      stores = {
+      store = new MemoryStore()
-        userIdBySocketId: new MemoryStore(),
+      handleSocket(socket, io, store)
-        socketIdByUserId: new MemoryStore(),
-      }
-      stores.socketIdByUserId.set('a', socket0.id)
-      stores.userIdBySocketId.set(socket0.id, 'a')
-      stores.socketIdByUserId.set('b', socket1.id)
-      stores.userIdBySocketId.set(socket1.id, 'b')
-      stores.socketIdByUserId.set('c', socket2.id)
-      stores.userIdBySocketId.set(socket2.id, 'c')
-      handleSocket(socket, io, stores)
     })
 
     describe('signal', () => {
-      it('should broadcast signal to specific user', async () => {
+      it('should broadcast signal to specific user', () => {
+        store.set('a', 'a-socket-id')
+        ;(socket as ServerSocket) .userId = 'b'
         const signal = { type: 'signal' }
 
-        socket.emit('signal', { userId: 'b', signal })
+        socket.emit('signal', { userId: 'a', signal })
-        await emitPromise
 
-        expect(io.to.mock.calls).toEqual([[ socket1.id ]])
+        expect(io.to.mock.calls).toEqual([[ 'a-socket-id' ]])
-        expect((io.to(socket1.id).emit as jest.Mock).mock.calls).toEqual([[
+        expect((io.to('a-socket-id').emit as jest.Mock).mock.calls).toEqual([[
           'signal', {
-            userId: 'a',
+            userId: 'b',
             signal,
           },
         ]])
@@ -102,48 +103,45 @@ describe('server/socket', () => {
     })
 
     describe('ready', () => {
-      it('never calls socket.leave', async () => {
+      it('should call socket.leave if socket.room', () => {
         socket.room = 'room1'
         socket.emit('ready', {
-          userId: 'a',
+          userId: 'socket0_userid',
           room: 'room2',
         })
-        await emitPromise
 
-        expect(socket.leave.mock.calls).toEqual([])
+        expect(socket.leave.mock.calls).toEqual([[ 'room1' ]])
         expect(socket.join.mock.calls).toEqual([[ 'room2' ]])
       })
 
-      it('should call socket.join to room', async () => {
+      it('should call socket.join to room', () => {
         socket.emit('ready', {
-          userId: 'b',
+          userId: 'socket0_userid',
           room: 'room3',
         })
-        await emitPromise
         expect(socket.join.mock.calls).toEqual([[ 'room3' ]])
       })
 
-      it('should emit users', async () => {
+      it('should emit users', () => {
         socket.emit('ready', {
-          userId: 'a',
+          userId: 'socket0_userid',
           room: 'room3',
         })
-        await emitPromise
 
-        // expect(io.to.mock.calls).toEqual([[ 'room3' ]])
+        expect(io.to.mock.calls).toEqual([[ 'room3' ]])
         expect((io.to('room3').emit as jest.Mock).mock.calls).toEqual([
           [
             'users', {
-              initiator: 'a',
+              initiator: 'socket0_userid',
               users: [{
-                socketId: socket0.id,
+                socketId: 'socket0',
-                userId: 'a',
+                userId: 'socket0_userid',
               }, {
-                socketId: socket1.id,
+                socketId: 'socket1',
-                userId: 'b',
+                userId: 'socket1_userid',
               }, {
-                socketId: socket2.id,
+                socketId: 'socket2',
-                userId: 'c',
+                userId: 'socket2_userid',
               }],
             },
           ],

src/server/socket.ts

@@ -1,54 +1,44 @@
 'use strict'
 import _debug from 'debug'
+import map from 'lodash/map'
 import { ServerSocket, TypedIO } from '../shared'
 import { Store } from './store'
 
 const debug = _debug('peercalls:socket')
 
-export interface Stores {
-  userIdBySocketId: Store
-  socketIdByUserId: Store
-}
-
 export default function handleSocket(
   socket: ServerSocket,
   io: TypedIO,
-  stores: Stores,
+  store: Store,
 ) {
-  socket.once('disconnect', async () => {
+  socket.once('disconnect', () => {
-    const userId = await stores.userIdBySocketId.get(socket.id)
+    if (socket.userId) {
-    if (userId) {
+      store.remove(socket.userId)
-      await Promise.all([
-        stores.userIdBySocketId.remove(socket.id),
-        stores.socketIdByUserId.remove(userId),
-      ])
     }
   })
 
-  socket.on('signal', async payload => {
+  socket.on('signal', payload => {
     // debug('signal: %s, payload: %o', socket.userId, payload)
-    const socketId = await stores.socketIdByUserId.get(payload.userId)
+    const socketId = store.get(payload.userId)
-    const userId = await stores.userIdBySocketId.get(socket.id)
     if (socketId) {
       io.to(socketId).emit('signal', {
-        userId,
+        userId: socket.userId,
         signal: payload.signal,
       })
     }
   })
 
-  socket.on('ready', async payload => {
+  socket.on('ready', payload => {
     const { userId, room } = payload
     debug('ready: %s, room: %s', userId, room)
-    // no need to leave rooms because there will be only one room for the
+    if (socket.room) socket.leave(socket.room)
-    // duration of the socket connection
+    socket.userId = userId
-    await Promise.all([
+    store.set(userId, socket.id)
-      stores.socketIdByUserId.set(userId, socket.id),
+    socket.room = room
-      stores.userIdBySocketId.set(socket.id, userId),
-    ])
     socket.join(room)
+    socket.room = room
 
-    const users = await getUsers(room)
+    const users = getUsers(room)
 
     debug('ready: %s, room: %s, users: %o', userId, room, users)
 
@@ -58,25 +48,14 @@ export default function handleSocket(
     })
   })
 
-  async function getUsers (room: string) {
+  function getUsers (room: string) {
-    const socketIds = await getClientsInRoom(room)
+    return map(io.sockets.adapter.rooms[room].sockets, (_, socketId) => {
-    const userIds = await stores.userIdBySocketId.getMany(socketIds)
+      const userSocket = io.sockets.sockets[socketId] as ServerSocket
-    return socketIds.map((socketId, i) => ({
+      return {
-      socketId,
+        socketId: socketId,
-      userId: userIds[i],
+        userId: userSocket.userId,
-    }))
-  }
-
-  async function getClientsInRoom(room: string): Promise<string[]> {
-    return new Promise((resolve, reject) => {
-      io.in(room).clients((err: Error, clients: string[]) => {
-        if (err) {
-          reject(err)
-        } else {
-          resolve(clients)
       }
     })
-    })
-  }
   }
 
+}

src/server/store/index.ts

@@ -1,3 +1,2 @@
 export * from './store'
 export * from './memory'
-export * from './redis'

src/server/store/memory.ts

@@ -3,23 +3,15 @@ import { Store } from './store'
 export class MemoryStore implements Store {
   store: Record<string, string> = {}
 
-  async getMany(keys: string[]): Promise<Array<string | undefined>> {
+  get(key: string): string | undefined {
-    return keys.map(key => this.syncGet(key))
-  }
-
-  private syncGet(key: string): string | undefined {
     return this.store[key]
   }
 
-  async get(key: string): Promise<string | undefined> {
+  set(key: string, value: string) {
-    return this.syncGet(key)
-  }
-
-  async set(key: string, value: string) {
     this.store[key] = value
   }
 
-  async remove(key: string) {
+  remove(key: string) {
     delete this.store[key]
   }
 }

src/server/store/redis.ts

@@ -1,54 +0,0 @@
-import Redis from 'ioredis'
-import { Store } from './store'
-import _debug from 'debug'
-
-const debug = _debug('peercalls:redis')
-
-interface RedisClient {
-  get: Redis.Redis['get']
-  set: Redis.Redis['set']
-  del: Redis.Redis['del']
-}
-export class RedisStore implements Store {
-  constructor(
-    protected readonly redis: RedisClient,
-    protected readonly prefix: string,
-  ) {
-  }
-
-  private getKey(key: string): string {
-    return [this.prefix, key].filter(k => !!k).join(':')
-  }
-
-  private nullToUndefined(value: string | null): string | undefined {
-    if (value === null) {
-      return undefined
-    }
-    return value
-  }
-
-  async getMany(keys: string[]): Promise<Array<string | undefined>> {
-    const result = await Promise.all(
-      keys.map(key => this.redis.get(this.getKey(key))))
-    return result.map(this.nullToUndefined)
-  }
-
-  async get(key: string): Promise<string | undefined> {
-    key = this.getKey(key)
-    debug('get %s', key)
-    const result = await this.redis.get(key)
-    return this.nullToUndefined(result)
-  }
-
-  async set(key: string, value: string) {
-    key = this.getKey(key)
-    debug('set %s %s', key, value)
-    await this.redis.set(key, value)
-  }
-
-  async remove(key: string) {
-    key = this.getKey(key)
-    debug('del %s', key)
-    await this.redis.del(key)
-  }
-}

src/server/store/store.test.ts

@@ -1,47 +0,0 @@
-import { MemoryStore, RedisStore } from './'
-import Redis from 'ioredis'
-import { Store } from './store'
-
-describe('store', () => {
-
-  const redis = new Redis({
-    host: process.env.TEST_REDIS_HOST || 'localhost',
-    port: parseInt(process.env.TEST_REDIS_PORT!) || 6379,
-    enableOfflineQueue: true,
-  })
-
-  const testCases: Array<{name: string, store: Store}> = [{
-    name: MemoryStore.name,
-    store: new MemoryStore(),
-  }, {
-    name: RedisStore.name,
-    store: new RedisStore(redis, 'peercallstest'),
-  }]
-
-  afterAll(() => {
-    redis.disconnect()
-  })
-
-  testCases.forEach(({name, store}) => {
-    describe(name, () => {
-      afterEach(async () => {
-        await Promise.all([
-          store.remove('a'),
-          store.remove('b'),
-        ])
-      })
-      describe('set, get, getMany', () => {
-        it('sets and retreives value(s)', async () => {
-          await store.set('a', 'A')
-          await store.set('b', 'B')
-          expect(await store.get('a')).toBe('A')
-          expect(await store.get('b')).toBe('B')
-          expect(await store.remove('b'))
-          expect(await store.get('c')).toBe(undefined)
-          expect(await store.getMany(['a', 'b', 'c']))
-          .toEqual(['A', undefined, undefined])
-        })
-      })
-    })
-  })
-})

src/server/store/store.ts

@@ -1,6 +1,5 @@
 export interface Store {
-  set(key: string, value: string): Promise<void>
+  set(key: string, value: string): void
-  get(key: string): Promise<string | undefined>
+  get(key: string): string | undefined
-  getMany(keys: string[]): Promise<Array<string | undefined>>
+  remove(key: string): void
-  remove(key: string): Promise<void>
 }

src/shared/SocketEvent.ts

@@ -28,7 +28,8 @@ export interface SocketEvent {
 
 export type ServerSocket =
   Omit<SocketIO.Socket, TypedEmitterKeys> &
-  TypedEmitter<SocketEvent>
+  TypedEmitter<SocketEvent> &
+  { userId?: string, room?: string }
 
 export type TypedIO = SocketIO.Server & {
   to(roomName: string): TypedEmitter<SocketEvent>