ds-sts.txt

vi ds-pod.yaml

apiVersion: apps/v1
kind: DaemonSet
metadata:
  name: fluent-ds
  labels: 
    app: flentd-ds
spec:
  selector:
    matchLabels:
      app: fluentd-app
  template:
    metadata:
      labels:
        app: fluentd-app
    spec:
      containers:
      - name: fluentd-ctr
        image: fluent/fluentd

kubectl apply -f ds-pod.yaml
kubectl get ds fluent-ds
kubectl get pods -o wide
kubectl delete -f ds-pod.yaml


-------------------------------------------------------StatefulSet-------------------------------------------------------------------



vi nginx-sts.yaml

apiVersion: v1
kind: Service
metadata:
  name: nginx-svc
  labels:
    app: nginx-svc
spec:
  ports:
  - port: 80
    name: web
  clusterIP: None
  selector:
    app: nginx-sts
---
apiVersion: apps/v1
kind: StatefulSet
metadata:
  name: nginx-sts
spec:
  serviceName: nginx-svc
  replicas: 2
  selector:
    matchLabels:
      app: nginx-sts
  template:
    metadata:
      labels:
        app: nginx-sts
    spec:
      containers:
      - name: nginx
        image: k8s.gcr.io/nginx-slim:0.8
        ports:
        - containerPort: 80
          name: web
        volumeMounts:
        - name: www
          mountPath: /usr/share/nginx/html
  volumeClaimTemplates:
  - metadata:
      name: www
    spec:
      accessModes: [ "ReadWriteOnce" ]
      resources:
        requests:
          storage: 1Gi


kubectl apply -f nginx-sts.yaml

kubectl get service nginx-svc 
kubectl get statefulset nginx-sts