Daemonset to automatically remove AKS spot instances default taint

untaint.yaml

---
apiVersion: rbac.authorization.k8s.io/v1
kind: ClusterRole
metadata:
  name: untaint
rules:
- apiGroups:
  - ""
  resources:
  - nodes
  verbs:
  - '*'
---
apiVersion: rbac.authorization.k8s.io/v1
kind: ClusterRoleBinding
metadata:
  name: untanit
roleRef:
  apiGroup: rbac.authorization.k8s.io
  kind: ClusterRole
  name: untaint
subjects:
- kind: ServiceAccount
  name: untaint
  namespace: default
---
apiVersion: v1
kind: ServiceAccount
metadata:
  name: untaint
  namespace: default
---

apiVersion: apps/v1
kind: DaemonSet
metadata:
  name: untaint
  namespace: default
spec:
  selector:
    matchLabels:
      app: untaint
  template:
    metadata:
      labels:
        app: untaint
    spec:
      tolerations:
        - key: kubernetes.azure.com/scalesetpriority
          effect: NoSchedule
      containers:
        - image: wardsco/sleep
          imagePullPolicy: IfNotPresent
          name: sleep
      dnsPolicy: ClusterFirst
      initContainers:
        - command: ["/bin/sh","-c"]
          args: ["kubectl taint node -l kubernetes.azure.com/scalesetpriority=spot kubernetes.azure.com/scalesetpriority:NoSchedule- || echo 0"]
          image: wardsco/kubectl:1.11
          imagePullPolicy: IfNotPresent
          name: untaint-node
      restartPolicy: Always
      schedulerName: default-scheduler
      securityContext: {}
      serviceAccountName: untaint
  updateStrategy:
    rollingUpdate:
      maxUnavailable: 1
    type: RollingUpdate