[Kubernetes]Minikubeのdashboard起動時503の解決方法

macでminikube環境を構築中に躓いた1つです。
もし同様のエラーで困った人の助けになれば幸いです。

環境

項目	内容
ホストOS	Mac OS X 10.13.6
VirtualBox	6.0.4
Minikube	v1.0.1

エラー内容

kusumoto-t:~$ minikube dashboard
🔌  Enabling dashboard ...
🤔  Verifying dashboard health ...
🚀  Launching proxy ...
🤔  Verifying proxy health ...
💣  http://127.0.0.1:54555/api/v1/namespaces/kube-system/services/http:kubernetes-dashboard:/proxy/ is not responding properly: Temporary Error: unexpected response code: 503
Temporary Error: unexpected response code: 503
Temporary Error: unexpected response code: 503
Temporary Error: unexpected response code: 503
Temporary Error: unexpected response code: 503
Temporary Error: unexpected response code: 503
Temporary Error: unexpected response code: 503
Temporary Error: unexpected response code: 503
Temporary Error: unexpected response code: 503
Temporary Error: unexpected response code: 503
Temporary Error: unexpected response code: 503
...割愛

原因

試行錯誤の中で、バージョンを入れ直ししたりしていた結果
~/.minikube　がおかしくなっていた様子。（v1.0.0→v0.35.0→v1.0.1）
決め手となったのは以下コマンド。

rm -rf ~/.minikube

クラスタ削除から再スタートまで

kusumoto-t:~$ minikube delete
🔥  Deleting "minikube" from virtualbox ...
💔  The "minikube" cluster has been deleted.
kusumoto-t:~$ rm -rf ~/.minikube
kusumoto-t:~$ minikube start
😄  minikube v1.0.1 on darwin (amd64)
🤹  Downloading Kubernetes v1.14.1 images in the background ...
🔥  Creating virtualbox VM (CPUs=2, Memory=2048MB, Disk=20000MB) ...
📶  "minikube" IP address is 192.168.99.105
🐳  Configuring Docker as the container runtime ...
🐳  Version of container runtime is 18.06.3-ce
⌛  Waiting for image downloads to complete ...
✨  Preparing Kubernetes environment ...
💾  Downloading kubelet v1.14.1
💾  Downloading kubeadm v1.14.1
🚜  Pulling images required by Kubernetes v1.14.1 ...
🚀  Launching Kubernetes v1.14.1 using kubeadm ...
⌛  Waiting for pods: apiserver proxy etcd scheduler controller dns
🔑  Configuring cluster permissions ...
🤔  Verifying component health .....
💗  kubectl is now configured to use "minikube"
🏄  Done! Thank you for using minikube!
kusumoto-t:~$ minikube service list
|-------------|------------|--------------|
|  NAMESPACE  |    NAME    |     URL      |
|-------------|------------|--------------|
| default     | kubernetes | No node port |
| kube-system | kube-dns   | No node port |
|-------------|------------|--------------|
kusumoto-t:~$ minikube status
host: Running
kubelet: Running
apiserver: Running
kubectl: Correctly Configured: pointing to minikube-vm at 192.168.99.105
kusumoto-t:~$ minikube dashboard
🔌  Enabling dashboard ...
🤔  Verifying dashboard health ...
🚀  Launching proxy ...
🤔  Verifying proxy health ...
🎉  Opening http://127.0.0.1:61290/api/v1/namespaces/kube-system/services/http:kubernetes-dashboard:/proxy/ in your default browser...

結果

参考