MongoDB Cert Renewal In 21.10 Fails Due To Rancher Webhook Certificate Expiry

Mongodb cert expired

While using the documentation - Mongodb Manual Certificate Update to update the certificates, the Certificates do not update.

When doing a describe on the cert-manager pod, there is an error for a Webhook certificate expired.


  1. Execute the below commands,
  • kubectl delete secret -n cattle-system cattle-webhook-tls
  • kubectl delete --ignore-not-found=true
  • kubectl delete pod -n cattle-system -l app=rancher-webhook

  1. Then update the Mongodb certificate. Refer Mongodb Manual Certificate Update .