K8s secret解密

root@ubuntu:~# kubectl get secret rbd-db -n rbd-system -o yaml
apiVersion: v1
data:
  mysql-password: ZTU5ZTg3NzM=   #經過SECRET加密的密碼
  mysql-user: d3JpdGU=           #經過SECRET加密的用戶
kind: Secret
metadata:
  creationTimestamp: "2020-02-17T02:56:34Z"
  name: rbd-db
  namespace: rbd-system
  ownerReferences:
  - apiVersion: rainbond.io/v1alpha1
    blockOwnerDeletion: true
    controller: true
    kind: RbdComponent
    name: rbd-db
    uid: 355a6a48-41b8-458e-b83f-032782b1de6e
  resourceVersion: "3185"
  selfLink: /api/v1/namespaces/rbd-system/secrets/rbd-db
  uid: 3cc680d8-fcde-4128-ad5c-ef15f0192a1f
type: Opaque

得到加密的用戶名和密碼后進行解密,分別解密得到用戶名和密碼。

root@ubuntu:~# echo 'd3JpdGU=' | base64 --decode
write
root@ubuntu:~# echo 'ZTU5ZTg3NzM=' | base64 --decode
e59e8773