delete-part-files.yaml

apiVersion: apps/v1
kind: DaemonSet
metadata:
  name: cleanup-etcd
  namespace: kube-system
  labels:
    app: cleanup-etcd
spec:
  selector:
    matchLabels:
      app: cleanup-etcd
  template:
    metadata:
      labels:
        app: cleanup-etcd
    spec:
      affinity:
        nodeAffinity:
          requiredDuringSchedulingIgnoredDuringExecution:
            nodeSelectorTerms:
            - matchExpressions:
              - key: beta.kubernetes.io/os
                operator: NotIn
                values:
                - windows
              - key: node-role.kubernetes.io/etcd
                operator: In
                values:
                - "true"
      containers:
      - args:
        - while true;
          do
            echo "Before cleanup";
            ls -lh /opt/rke/etcd-snapshots/;
            find /opt/rke/etcd-snapshots/ -mindepth 1 -type f -name *.* -mmin +15 | grep -v '.zip' | xargs rm -f;
            echo "Post cleanup";
            ls -lh /opt/rke/etcd-snapshots/;
            echo "Sleeping...";
            sleep 360;
          done;
        command:
        - /bin/sh
        - -c
        image: busybox
        name: cleanup-etcd
        volumeMounts:
        - mountPath: /opt/rke
          name: rke
      tolerations:
      - effect: NoExecute
        key: node-role.kubernetes.io/etcd
        operator: Equal
        value: "true"
      volumes:
      - hostPath:
          path: /opt/rke
          type: ""
        name: rke