Kind: DaemonSet

apiVersion: apps/v1
kind: DaemonSet
metadata:
  name: fluentd-elasticsearch
  namespace: kube-system 
  labels:
    k8s-app: fluentd-logging
spec:
  selector: 
    matchLabels:
      name: fluentd-elasticsearch
  template:
    metadata:
      labels:
        name: fluentd-elasticsearch
    spec:
      tolerations:
     # these tolerations are to have the daemonset runnable on control plane node
     # remove them if your control plane nodes should not run pods
     - key: node-role.kubernetes.io/control-plane
       operator: Exists
       effect: NoSchedule
     - key: node-role.kubernetes.io/master
       operator: Exists
       effect: NoSchedule 
     containers:
     - name: fluentd-elasticsearch
       image: quay.io/fluentd_elasticsearch/fluentd:v2.5.2
       resources:
         limits:
           memory: 200Mi
         requests:
           cpu: 100m
           memory: 200Mi
       volumeMounts:
       - name: varlog
         mountPath: /var/log
       - name: varlibdockercontainers
         mountPath: /var/lib/docker/containers
         readOnly: true
     terminationGracePeriodSeconds: 30
     volumes:
     - name: varlog
       hostPath:
         path: /var/log
     - name: varlibdockercontainers
       hostPath:
         path: /var/lib/docker/containers

kind: DaemonSet