node.yaml

#cloud-config

coreos:
  fleet:
    etcd_servers: http://CONTROL-NODE-INTERNAL-IP:4001
    metadata: role=node
  units:
    - name: etcd.service
      mask: true
    - name: fleet.service
      command: start
    - name: flannel.service
      command: start
      content: |
        [Unit]
        After=network-online.target 
        Wants=network-online.target
        Description=flannel is an etcd backed overlay network for containers
        [Service]
        Type=notify
        ExecStartPre=-/usr/bin/mkdir -p /opt/bin
        ExecStartPre=/usr/bin/wget -N -P /opt/bin http://storage.googleapis.com/k8s/flanneld
        ExecStartPre=/usr/bin/chmod +x /opt/bin/flanneld
        ExecStart=/opt/bin/flanneld -etcd-endpoints http://CONTROL-NODE-INTERNAL-IP:4001
    - name: docker.service
      command: start
      content: |
        [Unit]
        After=flannel.service
        Wants=flannel.service
        Description=Docker Application Container Engine
        Documentation=http://docs.docker.io
        [Service]
        EnvironmentFile=/run/flannel/subnet.env
        ExecStartPre=/bin/mount --make-rprivate /
        ExecStart=/usr/bin/docker -d --bip=${FLANNEL_SUBNET} --mtu=${FLANNEL_MTU} -s=btrfs -H fd://

        [Install]
        WantedBy=multi-user.target
    - name: setup-network-environment.service
      command: start
      content: |
        [Unit]
        Description=Setup Network Environment
        Documentation=https://github.com/kelseyhightower/setup-network-environment
        Requires=network-online.target
        After=network-online.target
        [Service]
        ExecStartPre=-/usr/bin/mkdir -p /opt/bin
        ExecStartPre=/usr/bin/wget -N -P /opt/bin http://storage.googleapis.com/k8s/setup-network-environment 
        ExecStartPre=/usr/bin/chmod +x /opt/bin/setup-network-environment
        ExecStart=/opt/bin/setup-network-environment
        RemainAfterExit=yes
        Type=oneshot
    - name: systemd-journal-gatewayd.socket
      command: start
      enable: yes
      content: |
        [Unit]
        Description=Journal Gateway Service Socket

        [Socket]
        ListenStream=/var/run/journald.sock
        Service=systemd-journal-gatewayd.service

        [Install]
        WantedBy=sockets.target
  update:
    group: alpha
    reboot-strategy: off