coreos-cloudinit-2.yml

#cloud-config

coreos:
  units:
    - name: docker.service
      drop-ins:
      - name: 10-mount-private.conf
        content: |
          [Service]
          MountFlags=private
      command: start
    - name: coreos-docker-mkdir.service
      command: start
      runtime: yes
      content: |
        [Unit]
        Before=docker.service var-lib-docker.mount
        ConditionPathExists=!/var/lib/docker
        [Service]
        Type=oneshot
        ExecStart=/bin/mkdir -p /var/lib/docker
    - name: docker-tcp.socket
      command: start
      enable: true
      content: |
        [Unit]
        Description=Docker Socket for the API

        [Socket]
        ListenStream=2375
        BindIPv6Only=both
        Service=docker.service

        [Install]
        WantedBy=sockets.target
    - name: var-lib-docker.mount
      command: start
      content: |
        [Unit]
        Description=Mount extra image to /var/lib/docker
        Requires=coreos-docker-mkdir.service
        After=coreos-docker-mkdir.service
        Before=docker.service
        [Mount]
        What=192.168.64.1:/Volumes/docker
        Where=/var/lib/docker
        Type=nfs
        Options=nolock,async,noatime,hard,intr,wdelay