argocd-example-apps/helm-hooks/manifests.yaml

---
apiVersion: batch/v1
kind: Job
metadata:
  generateName: upgrade-sql-schema
  annotations:
    helm.sh/hook: pre-install
    helm.sh/hook-weight: "-2"
spec:
  template:
    spec:
      containers:
        - name: upgrade-sql-schema
          image: alpine:latest
          command: ["sleep", "5"]
      restartPolicy: Never
---
apiVersion: batch/v1
kind: Job
metadata:
  name: maint-page-up
  annotations:
    helm.sh/hook: pre-install
    helm.sh/hook-delete-policy: before-hook-creation
    helm.sh/hook-weight: "-1"
spec:
  template:
    spec:
      containers:
        - name: page-up
          image: alpine:latest
          command: ["sleep", "2"]
      restartPolicy: Never
  backoffLimit: 0
---
apiVersion: apps/v1
kind: ReplicaSet
metadata:
  name: frontend
spec:
  replicas: 1
  selector:
    matchLabels:
      tier: frontend
  template:
    metadata:
      labels:
        tier: frontend
    spec:
      containers:
        - name: main
          image: nginx:latest
---
apiVersion: v1
kind: Service
metadata:
  name: frontend
  annotations:
    helm.sh/hook-weight: "2"
spec:
  selector:
    tier: frontend
  ports:
    - protocol: TCP
      port: 80
      targetPort: 80
---
apiVersion: batch/v1
kind: Job
metadata:
  name: maint-page-down
  annotations:
    helm.sh/hook: post-install
    helm.sh/hook-delete-policy: before-hook-creation
spec:
  template:
    spec:
      containers:
        - name: page-down
          image: alpine:latest
          command: ["sleep", "2"]
      restartPolicy: Never