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fix: handle viewer_certificate.ssl_support_method with CF default certificate #213

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Jan 27, 2022
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2 changes: 1 addition & 1 deletion main.tf
Original file line number Diff line number Diff line change
Expand Up @@ -463,7 +463,7 @@ resource "aws_cloudfront_distribution" "default" {

viewer_certificate {
acm_certificate_arn = var.acm_certificate_arn
ssl_support_method = "sni-only"
ssl_support_method = local.use_default_acm_certificate ? null : "sni-only"
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#208

Does null behave differently than "" ? in terms of how the provider validates this field?

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Unfortunately yes. Providing "" results in it complaining you need to provide one of the two valid values. However sni-only causes issues with CF-issued certificates which works fine with null.

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Right I believe because it's an optional value it'll be fine, but "" is subject to the validation method https://github.com/hashicorp/terraform-provider-aws/blob/c47375e5482213883df51795322e2e2b55bc9348/internal/service/cloudfront/distribution.go#L694

minimum_protocol_version = local.minimum_protocol_version
cloudfront_default_certificate = local.use_default_acm_certificate
}
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