version: "3"
services:
    web1:
      image: busybox
      hostname: web1
      command: ["/bin/busybox", "httpd", "-f", "-h", "/var/www/html", "-p", "8001"]
      working_dir: /var/www/html
      ports:
        - 8001:8001
      volumes:
        - ./test1.txt:/var/www/html/index.txt:ro,z
    web2:
      image: busybox
      hostname: web2
      command: ["/bin/busybox", "httpd", "-f", "-h", "/var/www/html", "-p", "8002"]
      working_dir: /var/www/html
      ports:
        - 8002:8002
        - target: 8003
          host_ip: 127.0.0.1
          published: 8003
          protocol: udp
        - target: 8004
          host_ip: 127.0.0.1
          published: 8004
          protocol: tcp
        - target: 8005
          published: 8005
        - target: 8006
          protocol: udp
        - target: 8007
          host_ip: 127.0.0.1
      volumes:
        - ./test2.txt:/var/www/html/index.txt:ro,z