kubernetes/docs/getting-started-guides/coreos/configs/standalone.yml

#cloud-config

hostname: standalone
coreos:
  units:
    - name: etcd.service
      command: start
    - name: fleet.service
      command: start
    - name: download-kubernetes.service
      command: start
      content: |
        [Unit]
        After=network-online.target
        Before=kube-apiserver.service
        Before=kube-controller-manager.service
        Before=kubelet.service
        Before=kube-proxy.service
        Before=kube-scheduler.service
        Description=Download Kubernetes Binaries
        Documentation=https://github.com/GoogleCloudPlatform/kubernetes
        Requires=network-online.target

        [Service]
        ExecStart=/usr/bin/wget -N -P /opt/bin http://storage.googleapis.com/kubernetes/kube-apiserver
        ExecStart=/usr/bin/wget -N -P /opt/bin http://storage.googleapis.com/kubernetes/kube-controller-manager
        ExecStart=/usr/bin/wget -N -P /opt/bin http://storage.googleapis.com/kubernetes/kubecfg
        ExecStart=/usr/bin/wget -N -P /opt/bin http://storage.googleapis.com/kubernetes/kubelet
        ExecStart=/usr/bin/wget -N -P /opt/bin http://storage.googleapis.com/kubernetes/kube-proxy
        ExecStart=/usr/bin/wget -N -P /opt/bin http://storage.googleapis.com/kubernetes/kube-scheduler
        ExecStart=/usr/bin/chmod +x /opt/bin/kube-apiserver
        ExecStart=/usr/bin/chmod +x /opt/bin/kube-controller-manager
        ExecStart=/usr/bin/chmod +x /opt/bin/kubecfg
        ExecStart=/usr/bin/chmod +x /opt/bin/kubelet
        ExecStart=/usr/bin/chmod +x /opt/bin/kube-proxy
        ExecStart=/usr/bin/chmod +x /opt/bin/kube-scheduler
        RemainAfterExit=yes
        Type=oneshot
    - name: kube-apiserver.service
      command: start
      content: |
        [Unit]
        ConditionFileIsExecutable=/opt/bin/kube-apiserver
        Description=Kubernetes API Server
        Documentation=https://github.com/GoogleCloudPlatform/kubernetes

        [Service]
        ExecStart=/opt/bin/kube-apiserver \
        --address=127.0.0.1 \
        --port=8080 \
        --etcd_servers=http://127.0.0.1:4001 \
        --logtostderr=true
        Restart=on-failure
        RestartSec=1

        [Install]
        WantedBy=multi-user.target
    - name: kube-scheduler.service
      command: start
      content: |
        [Unit]
        After=kube-apiserver.service
        After=download-kubernetes.service
        ConditionFileIsExecutable=/opt/bin/kube-scheduler
        Description=Kubernetes Scheduler
        Documentation=https://github.com/GoogleCloudPlatform/kubernetes
        Wants=kube-apiserver.service

        [Service]
        ExecStart=/opt/bin/kube-scheduler \
        --logtostderr=true \
        --master=127.0.0.1:8080
        Restart=always
        RestartSec=10

        [Install]
        WantedBy=multi-user.target
    - name: kube-controller-manager.service
      command: start
      content: |
        [Unit]
        ConditionFileIsExecutable=/opt/bin/kube-controller-manager
        Description=Kubernetes Controller Manager
        Documentation=https://github.com/GoogleCloudPlatform/kubernetes

        [Service]
        ExecStart=/opt/bin/kube-controller-manager \
        --master=127.0.0.1:8080 \
        --machines=127.0.0.1 \
        --logtostderr=true
        Restart=on-failure
        RestartSec=1

        [Install]
        WantedBy=multi-user.target
    - name: kubelet.service
      command: start
      content: |
        [Unit]
        ConditionFileIsExecutable=/opt/bin/kubelet
        Description=Kubernetes Kubelet
        Documentation=https://github.com/GoogleCloudPlatform/kubernetes

        [Service]
        ExecStart=/opt/bin/kubelet \
        --address=127.0.0.1 \
        --port=10250 \
        --hostname_override=127.0.0.1 \
        --etcd_servers=http://127.0.0.1:4001 \
        --logtostderr=true
        Restart=on-failure
        RestartSec=1

        [Install]
        WantedBy=multi-user.target
    - name: kube-proxy.service
      command: start
      content: |
        [Unit]
        ConditionFileIsExecutable=/opt/bin/kube-proxy
        Description=Kubernetes Proxy
        Documentation=https://github.com/GoogleCloudPlatform/kubernetes

        [Service]
        ExecStart=/opt/bin/kube-proxy --etcd_servers=http://127.0.0.1:4001 --logtostderr=true
        Restart=on-failure
        RestartSec=1

        [Install]
        WantedBy=multi-user.target
  update:
    group: alpha
    reboot-strategy: etcd-lock
ssh_authorized_keys:
  - <ssh_public_key>