Panic when invalid key provided to data tls_public_key

[harryrose]

Terraform Version

Terraform v0.11.10

Affected Resource(s)

• data tls_public_key

Terraform Configuration Files

data "tls_public_key" "example" {
  private_key_pem = "corrupt"
}

Panic Output

https://gist.github.com/harryrose/7332ec751d8a63281095a5f24fd3c54b

Expected Behavior

What should have happened?
Graceful error message

Actual Behavior

What actually happened?
Panic

Steps to Reproduce

1. terraform apply

Important Factoids

Fixed locally, raising this bug to give something to anchor it to. Will raise a PR.

[kmoe]

Retested with Terraform v0.12.26, provider.tls v2.1.1, did not reproduce bug. Error message is sufficiently graceful:

❤ @up ➜  tls  terraform apply
data.tls_public_key.example: Refreshing state...
tls_private_key.k8s_etcd_ca: Refreshing state... [id=979106205151042a51849aff04584c73c824a0fa]
tls_self_signed_cert.k8s_etcd_ca: Refreshing state... [id=100567033980718210270153786675855296964]

Error: failed to decode PEM block containing private key of type "unknown"

  on main.tf line 1, in data "tls_public_key" "example":
   1: data "tls_public_key" "example" {

Please reopen if you're still experiencing this issue.

[github-actions]

I'm going to lock this issue because it has been closed for 30 days ⏳. This helps our maintainers find and focus on the active issues.
If you have found a problem that seems similar to this, please open a new issue and complete the issue template so we can capture all the details necessary to investigate further.