gistfile1.txt

#cloud-config
coreos: 
  etcd: 
    discovery: https://discovery.etcd.io/5135c8f61d4f30bc24cc64d8c295f3dd
    addr: $private_ipv4:4001
    peer-addr: $private_ipv4:7001
    peer-election-timeout: 1500
    peer-heartbeat-interval: 300
  units: 
    - name: etcd.service
      command: start 
    - name: fleet.service
      command: start
    - name: docker-tcp.socket
      command: start
      content: |
          [Unit]
          Description=Docker Socket for the API
          
          [Socket]
          ListenStream=4243
          Service=docker.service
          BindIPv6Only=both
          
          [Install]
          WantedBy=sockets.target
    - name: enable-docker-tcp.service 
      command: start
      content: |
          [Unit]
          Description=Enable the Docker Socket for the API
          
          [Service]
          Type=oneshot
          ExecStart=/usr/bin/systemctl enable docker-tcp.socket
    - name: format-ephemeral.service 
      command: start
      content: |
          [Unit]
          Description=Formats the ephemeral drive

          [Service]
          Type=oneshot
          RemainAfterExit=yes
          ExecStart=mkdir /var/lib/docker
          ExecStart=/usr/sbin/wipefs -f /dev/disk/by-id/google-docker
          ExecStart=/usr/sbin/mkfs.btrfs -f /dev/disk/by-id/google-docker
    - name: var-lib-docker.mount 
      command: start
      content: |
          [Unit]
          Description=Mount ephemeral to /var/lib/docker
          Requires=format-ephemeral.service
          Before=docker.service

          [Mount]
          What=/dev/disk/by-id/google-docker
          Where=/var/lib/docker
          Type=btrfs
  update:
    group: alpha
    reboot-strategy: etcd-lock
  users:
    - name: kelseyhightower
      coreos-ssh-import-github: kelseyhightower
      gecos: "Kelsey Hightower"
ssh_authorized_keys: 
  - "ssh-rsa AAAAB3NzaC1yc2EAAAADAQABAAABAQDHo+5nVpxDhnWBPhEuQ7D7ZYELvA5+fPEWfHmMUwBdW069FSfX1LtbVAUKW7NGMfCxTijQMfvmFt7i+o28uqrVGN+xlDdkKTarPYO/Ux6Rukw0D5RZLVDVdRIOV8Si26pkFp4ezs1NFnCFsPTXD8U4cQ1lok//x248oKGsB4ZWuRNf4PCaIdXDveXdQRbaV5SDo9JEt9VkmfSraH5JENguP51RhFJYzWQAB1QbRZrHYUfZbE+pb/XDTdSPidfRCvss9fDrrhviZjv1Gr8C9jbmSGRB8pKwGC/GWV/mj8nYEY1K3/0c/N9NNIPtmvNkQjq7eGsSUf0cM8ZbwWugr8cB kelseyhightower"