rancherOS/tests/assets/cloud_config_install_test/cloud-config.yml

#cloud-config
write_files:
- path: /opt/install
  permissions: "0755"
  content: |
    #!/bin/sh
    set -ex
    echo "running" > /var/log/ros-install.log
    system-docker exec console ros install -i rancher/os:v1.0.1 -d /dev/vda --append "rancher.password=rancher" -f --no-reboot --debug >> /var/log/install.log 2>&1
    echo "done" > /var/log/ros-install.log
ssh_authorized_keys:
  - ssh-rsa AAAAB3NzaC1yc2EAAAADAQABAAABAQC85w9stZyiLQp/DkVO6fqwiShYcj1ClKdtCqgHtf+PLpJkFReSFu8y21y+ev09gsSMRRrjF7yt0pUHV6zncQhVeqsZtgc5WbELY2DOYUGmRn/CCvPbXovoBrQjSorqlBmpuPwsStYLr92Xn+VVsMNSUIegHY22DphGbDKG85vrKB8HxUxGIDxFBds/uE8FhSy+xsoyT/jUZDK6pgq2HnGl6D81ViIlKecpOpWlW3B+fea99ADNyZNVvDzbHE5pcI3VRw8u59WmpWOUgT6qacNVACl8GqpBvQk8sw7O/X9DSZHCKafeD9G5k+GYbAUz92fKWrx/lOXfUXPS3+c8dRIF
rancher:
  services:
    ros-install:
      image: alpine
      entrypoint: /usr/bin/ros entrypoint
      command: /opt/install
      labels:
        io.rancher.os.scope: system
        io.rancher.os.after: console
      uts: host
      privileged: true
      volumes:
        - /var/log:/var/log
      volumes_from:
        - all-volumes