downwardapi_sample

downwardapi_sample.yaml

apiVersion: v1
kind: Pod
metadata:
  creationTimestamp: null
  labels:
    run: nginx
    release: stable
    environment: dev
    tier: frontend
    app.kubernetes.io/name: "inv-app"
    app.kubernetes.io/version: "8.8.12.0"
  annotations:
    apf.kubernetes.io/autoupdate-spec: "true"
    applyset.kubernetes.io/additional-namespaces: "inv-app,reg-app"
    applyset.kubernetes.io/tooling: "kubectl/v1.28"
  name: nginxping
  namespace: group-1
spec:
  containers:
  - image: nginx
    name: nginx
    resources: {}
    volumeMounts:
    - name: podinfo
      mountPath: /opt/app/labels
  dnsPolicy: ClusterFirst
  restartPolicy: Always
  volumes:
  - name: podinfo
    downwardAPI:
      items:
      - path: "release"
        fieldRef:
         fieldPath: metadata.labels['release']
      - path: "environment"
        fieldRef:
         fieldPath: metadata.labels['environment']
      - path: "tier"
        fieldRef:
         fieldPath: metadata.labels['tier']
      - path: "app.kubernetes.io/name"
        fieldRef:
         fieldPath: metadata.labels['app.kubernetes.io/name']
      - path: "app.kubernetes.io/version"
        fieldRef:
         fieldPath: metadata.labels['app.kubernetes.io/version']
      - path: "apf.kubernetes.io/autoupdate-spec"
        fieldRef:
         fieldPath: metadata.annotations['apf.kubernetes.io/autoupdate-spec']
      - path: "applyset.kubernetes.io/additional-namespaces"
        fieldRef:
         fieldPath: metadata.annotations['applyset.kubernetes.io/additional-namespaces']
      - path: "namespace"
        fieldRef:
         fieldPath: metadata.namespace
status: {}