docker-compose.yml

version: '3'

services:

  redis:
    image: redis:4.0.5-alpine
    networks:
      - video-chat
    ports:
      - 6379:6379
    expose:
      - "6379"
    restart: always
    command: ["redis-server", "--appendonly", "yes"]

  # Copy 1
  chat1:
    build: 
      context: .
      args:
        VUE_APP_SOCKET_HOST: http://localhost
        VUE_APP_SOCKET_PORT: 3000 
    ports: 
      - 3000:3000
    networks:
      - video-chat
    depends_on:
      - redis
    environment:
      PORT: 3000
      REDIS_HOST: redis
      REDIS_PORT: 6379

  # Copy 2
  chat2:
    build: 
      context: .
      args:
        VUE_APP_SOCKET_HOST: http://localhost
        VUE_APP_SOCKET_PORT: 3001 
    ports: 
      - 3001:3001
    networks:
      - video-chat
    depends_on:
      - redis
    environment:
      PORT: 3001
      REDIS_HOST: redis
      REDIS_PORT: 6379

  # Copy 3
  chat3:
    build: 
      context: .
      args:
        VUE_APP_SOCKET_HOST: http://localhost
        VUE_APP_SOCKET_PORT: 3002 
    ports: 
      - 3002:3002
    networks:
      - video-chat
    depends_on:
      - redis
    environment:
      PORT: 3002
      REDIS_HOST: redis
      REDIS_PORT: 6379
  
networks:
  video-chat: