docker-compose-multi.yml

version: "3.7"

services:
  db1:
    image: postgres:11-alpine
    env_file:
      - build/docker.env
    ports:
      - "6432:5432"

  backend1:
    depends_on:
      - db1
      - d-transformer
    build:
      context: ./
      dockerfile: build/Dockerfile

    ports:
      - "8081:8080"
    env_file:
      - build/docker.env
    environment:
      - JOBS_DB_HOST=db1
      - INSTANCE_ID=1

  db2:
    image: postgres:11-alpine
    env_file:
      - build/docker.env
    ports:
      - "7432:5432"

  backend2:
    depends_on:
      - db2
      - d-transformer
    build:
      context: ./
      dockerfile: build/Dockerfile

    ports:
      - "8082:8080"
    env_file:
      - build/docker.env
    environment:
      - JOBS_DB_HOST=db2
      - INSTANCE_ID=2

  d-transformer1:
    build:
      context: ./rudder-transformer/
      dockerfile: Dockerfile
    ports:
      - "9091:9090"

  d-transformer2:
    build:
      context: ./rudder-transformer/
      dockerfile: Dockerfile
    ports:
      - "9092:9090"

  d-transformer3:
    build:
      context: ./rudder-transformer/
      dockerfile: Dockerfile
    ports:
      - "9093:9090"

  d-transformer:
    image: nginx
    depends_on:
      - d-transformer1
      - d-transformer2
      - d-transformer3
    environment:
      - NGINX_PORT=9090
    volumes:
      - ./build/nginx.transformer.conf:/etc/nginx/nginx.conf:ro
    ports:
      - "9090:9090"

  lb:
    image: nginx
    depends_on:
      - backend1
      - backend2
    environment:
      - NGINX_PORT=8080
    volumes:
      - ./build/nginx.backend.conf:/etc/nginx/nginx.conf:ro
    ports:
      - "8080:8080"

  dependencies:
    image: dadarek/wait-for-dependencies
    depends_on:
      - backend1
      - backend2
      - db1
      - db2
      - d-transformer1
      - d-transformer2
      - d-transformer3
    command: db1:5432 db2:5432 backend1:8080 backend2:8080 d-transformer1:9090 d-transformer2:9090 d-transformer3:9090