[Bug]: aws_dx_gateway name validation error when using underscores

[marcincuber]

Terraform Core Version

1.4.2

AWS Provider Version

4.63.0

Affected Resource(s)

aws_dx_gateway

Expected Behavior

Validation should work for dx_gateway name which uses _. It is acceptable in AWS console.

Actual Behavior

Error: invalid value for name (Name must contain no more than 100 characters. Valid characters are a-z, 0-9, and hyphens (–).)

  with aws_dx_gateway.lnd_eng_1,
  on dx-gateway.tf line 2, in resource "aws_dx_gateway" "lnd_eng_1":
   2:   name            = "LDN_IXN_ENG_1"

Relevant Error/Panic Output Snippet

No response

Terraform Configuration Files

resource "aws_dx_gateway" "lnd_eng_1" {
  name            = "LDN_IXN_ENG_1"
  amazon_side_asn = "64515"
}

Steps to Reproduce

apply above code

Panic Output

No response

Important Factoids

No response

References

Problem introduced by this
https://github.com/hashicorp/terraform-provider-aws/pull/30375/files

Validation also fails when I use the following name = "LDN-IXN-ENG-1" which should be allowed.

Would you like to implement a fix?

No

[github-actions]

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[github-actions]

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