# Deploymet dashboard
apiVersion: apps/v1
kind: Deployment
metadata:
  name: kubernetes-dashboard
  namespace: kubernetes-dashboard
  labels:
    k8s-app: kubernetes-dashboard
spec:
  replicas: 1
  revisionHistoryLimit: 3
  selector:
    matchLabels:
      k8s-app: kubernetes-dashboard
  template:
    metadata:
      labels:
        k8s-app: kubernetes-dashboard
    spec:
      serviceAccountName: kubernetes-dashboard
      nodeSelector:
        kubernetes.io/os: linux
      # Comment the following tolerations if Dashboard must not be deployed on master
      # tolerations:
      # - key: node-role.kubernetes.io/master
      #   effect: NoSchedule
      containers:
      - name: kubernetes-dashboard
        image: ${DOCKER_HUB}/kubernetesui/dashboard:v2.2.0
        imagePullPolicy: IfNotPresent
        args:
        - --namespace=$(POD_NAMESPACE)
        # auto generate certification files
        # - --auto-generate-certificates
        # specify certification files, comment upstare line.
        - --tls-cert-file=kubernetes-dashboard.crt
        - --tls-key-file=kubernetes-dashboard.key
        # Uncomment the following line to manually specify Kubernetes API server Host
        # If not specified, Dashboard will attempt to auto discover the API server and connect
        # to it. Uncomment only if the default does not work.
        # - --apiserver-host=http://k8s-mini:6443
        ports:
        - name: https
          containerPort: 8443
          protocol: TCP
        env:
        - name: POD_NAMESPACE
          valueFrom:
            fieldRef:
              fieldPath: metadata.namespace
        volumeMounts:
        - name: kubernetes-dashboard-certs
          mountPath: /certs
          # Create on-disk volume to store exec logs
        - mountPath: /tmp
          name: tmp-volume
        livenessProbe:
          httpGet:
            scheme: HTTPS
            path: /
            port: 8443
          initialDelaySeconds: 30
          timeoutSeconds: 30
        securityContext:
          allowPrivilegeEscalation: false
          readOnlyRootFilesystem: true
          runAsUser: 1001
          runAsGroup: 2001
      volumes:
      - name: kubernetes-dashboard-certs
        secret:
          secretName: kubernetes-dashboard-certs
      - name: tmp-volume
        emptyDir: {}
