from: freebsd-12.1

steps:
  - run: |
      pkg install python3 && \
      pkg install py37-pip

jail:
  name: xxx
  mount.devfs: true
  ip4.address: 127.0.0.2
  interface: lo1
  exec.start: /bin/sh /etc/rc
  exec.stop: /bin/sh /etc/rc.shutdown