---
version: '3.4'

networks:
  nexus:
    external: false
services:
  cadvisor:
    image: gcr.io/cadvisor/cadvisor
    volumes:
      - /:/rootfs:ro
      - /var/run:/var/run:rw
      - /sys:/sys:ro
      - /var/lib/docker/:/var/lib/docker:ro
    ports:
      - 4194:8080
    restart: always
    networks:
      - nexus

  nexus:
    image: sonatype/nexus3
    networks:
      - nexus
    volumes:
      - /mnt/data/nexusdata:/nexus-data
    restart: always
    ports:
      - "127.0.0.1:8080:8081"
      - "127.0.0.1:4269:4269"
...