Kubernetes Downward API

• https://kubernetes.io/docs/concepts/workloads/pods/downward-api/#available-fields

• fieldRef:
  • metadata.name
  • metadata.namespace
  • metadata.uid
  • metadata.annotations['<KEY>']
  • metadata.labels['<KEY>']
  • spec.serviceAccountName
  • spec.nodeName
  • status.hostIP
  • status.podIP
  • metadata.labels
  • metadata.annotations

• resourceFieldRef
  • resource: limits.cpu
  • resource: requests.cpu
  • resource: limits.memory
  • resource: requests.memory
  • resource: limits.hugepages-*
  • resource: requests.hugepages-*

• valueFrom:
• fieldPath:

Related

• Read Expose Pod Information to Containers Through Files, https://kubernetes.io/docs/tasks/inject-data-application/downward-api-volume-expose-pod-information/
• Kubernetes, env:

See also

• Kubernetes API, Kubernetes API server, apiVersion:, kubectl api-resources, kubectl api-versions, kind:, Kubernetes API endpoint, 6443, 10250 (kubelet) kube-apiserver, /etc/kubernetes/manifests/kube-apiserver.yaml, valueFrom, /var/log/kube-apiserver.log, /api/v1/, k8s.io