Random kubernetes code snippets

kube-snippets.md

How to use hostPath pv with a volumeClaimTemplate in StatefulSets

hostPath PV

---
kind: PersistentVolume
apiVersion: v1
metadata:
  name: task-pv-volume
  namespace: proteus
  labels:
    type: local
spec:
  storageClassName: manual
  capacity:
    storage: 10Gi
  accessModes:
    - ReadWriteOnce
  hostPath:
    path: "/mnt/data"

Claim the PV via Template:

  volumeClaimTemplates:
  - metadata:
      name: logs 
    spec:    
      storageClassName: manual
      resources:                     
        requests:                    
          storage: 10Gi             
      accessModes:                   
      - ReadWriteOnce     

Find Nodes that have Pods

kubectl get pods -o wide --sort-by="{.spec.nodeName}"