apiVersion: v1
kind: Pod
metadata:
  name: alpine-ssh-secret
spec:
  containers:
  - name: alpine
    image: alpine:3.15
    args:
    - sleep
    - "1000000"
    volumeMounts:
      - mountPath: "/root/.ssh/"
        name: ssh-key

  volumes:
    - name: ssh-key
      secret:
        secretName: backup1-sshkey
        defaultMode: 0400
        items:
          - key: ssh-publickey
            path: id_rsa.pub
          - key: ssh-privatekey
            path: id_rsa