private_dns_cname_record TTL is set to be minimum 1 when it is possible to set TTL to 0 on the API

[maonat]

Is there an existing issue for this?

• I have searched the existing issues

Community Note

• Please vote on this issue by adding a 👍 reaction to the original issue to help the community and maintainers prioritize this request
• Please do not leave "+1" or "me too" comments, they generate extra noise for issue followers and do not help prioritize the request
• If you are interested in working on this issue or have submitted a pull request, please leave a comment and review the contribution guide to help.

Terraform Version

1.5.3

AzureRM Provider Version

3.80.0

Affected Resource(s)/Data Source(s)

azurerm_private_dns_cname_record

Terraform Configuration Files

resource "azurerm_resource_group" "example" {
  name     = "example-resources"
  location = "West Europe"
}

resource "azurerm_private_dns_zone" "example" {
  name                = "mydomain.com"
  resource_group_name = azurerm_resource_group.example.name
}

resource "azurerm_private_dns_cname_record" "example" {
  name                = "test"
  zone_name           = azurerm_private_dns_zone.example.name
  resource_group_name = azurerm_resource_group.example.name
  ttl                 = 0
  record              = "contoso.com"
}

Debug Output/Panic Output

│ Error: expected ttl to be in the range (1 - 2147483647), got 0
│ 
│   with azurerm_private_dns_cname_record.example,
│   on main.tf line 43, in resource "azurerm_private_dns_cname_record" "example":
│   43:   ttl                 = 0
│

Expected Behaviour

TTL set to 0 for the record test.mydomain.com

Actual Behaviour

Error on apply

Steps to Reproduce

No response

Important Factoids

No response

References

No response

[maonat]

Piece of code to fix from 1 to 0 on line 78:

terraform-provider-azurerm/internal/services/privatedns/private_dns_cname_record_resource.go

Lines 75 to 79 in ba3eb6e

	"ttl": {
	Type: pluginsdk.TypeInt,
	Required: true,
	ValidateFunc: validation.IntBetween(1, 2147483647),
	},

[stephybun]

Closed by #23918

[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.