docker-compose.yml

version: '3.3'
services:
  # NGINX webservers with nginx-demo hello page
  nginx1:
      hostname: nginx1
      build: nginx-hello
      expose:
        - "80"
  nginx2:
      hostname: nginx2
      build: nginx-hello
      ports:
        - "80"
  # Defining a third server with name nginx3
  nginx3:
      hostname: nginx3
      build: nginx-hello
      ports:
        - "80"

  # NGINX Plus Load Balancer
  nginx-plus:
      hostname: nginx-plus
      build: 
         context: nginx-plus
         dockerfile: Dockerfile_ubuntu
        # Secret needed for debian build
        #  secrets:
        #   - nginx-crt
        #   - nginx-key
      volumes:
          - ./nginx-plus/etc/nginx:/etc/nginx
          # Needed for debian build as certs are passed as secrets
          # - ./nginx-plus/etc/ssl:/etc/ssl
      ports:
          - 8080:8080
          - 80:80
          - 443:443
      restart: always
# Secret needed for debian build
# secrets:
#   nginx-crt:
#     file: ./nginx-plus/etc/ssl/nginx/nginx-repo.crt
#   nginx-key:
#     file: ./nginx-plus/etc/ssl/nginx/nginx-repo.key