[Bug]: Provider crashes when "principal" is empty in "aws_ram_principal_association" resource

[xanderbo]

Terraform Core Version

1.6.0

AWS Provider Version

5.46.0, 5.48.0

Affected Resource(s)

aws_ram_principal_association

Expected Behavior

Display info e.g. "Account ID is missing" or "Principal is empty"

Actual Behavior

Terraform provider crashes.

Relevant Error/Panic Output Snippet

aws_ram_principal_association.target_account: Creating...
╷
│ Error: Plugin did not respond
│ 
│   with aws_ram_principal_association.target_account,
│   on tgw_accounts_connections.tf line 5, in resource "aws_ram_principal_association" "target_account":
│    5: resource "aws_ram_principal_association" "target_account" {
│ 
│ The plugin encountered an error, and failed to respond to the plugin.(*GRPCProvider).ApplyResourceChange call. The plugin logs may contain more details.
╵
Releasing state lock. This may take a few moments...

Stack trace from the terraform-provider-aws_v5.48.0_x5 plugin:

panic: unexpected format for ID parts ([arn:aws:ram:eu-central-1:381492076950:resource-share/62bb4f05-f7ae-404c-80fa-232b979db9d8 ]), the following id parts indexes are blank ([1])

goroutine 47 [running]:
github.com/hashicorp/terraform-provider-aws/internal/errs.Must[...](...)
	github.com/hashicorp/terraform-provider-aws/internal/errs/must.go:13
github.com/hashicorp/terraform-provider-aws/internal/service/ram.resourcePrincipalAssociationCreate({0x1478aa28, 0xc002c29440}, 0xc000aa4300, {0x1295d200, 0xc0023fe0d0})
	github.com/hashicorp/terraform-provider-aws/internal/service/ram/principal_association.go:70 +0xa45
github.com/hashicorp/terraform-provider-aws/internal/provider.New.(*wrappedResource).Create.interceptedHandler[...].func8(0xc000aa4300?, {0x1295d200?, 0xc0023fe0d0})
	github.com/hashicorp/terraform-provider-aws/internal/provider/intercept.go:113 +0x283
github.com/hashicorp/terraform-plugin-sdk/v2/helper/schema.(*Resource).create(0x1478aa28?, {0x1478aa28?, 0xc002c28ab0?}, 0xd?, {0x1295d200?, 0xc0023fe0d0?})
	github.com/hashicorp/terraform-plugin-sdk/v2@v2.33.0/helper/schema/resource.go:773 +0x7a
github.com/hashicorp/terraform-plugin-sdk/v2/helper/schema.(*Resource).Apply(0xc0031ead20, {0x1478aa28, 0xc002c28ab0}, 0xc002bb6ea0, 0xc000aa4180, {0x1295d200, 0xc0023fe0d0})
	github.com/hashicorp/terraform-plugin-sdk/v2@v2.33.0/helper/schema/resource.go:909 +0xa89
github.com/hashicorp/terraform-plugin-sdk/v2/helper/schema.(*GRPCProviderServer).ApplyResourceChange(0xc003554720, {0x1478aa28?, 0xc002c289f0?}, 0xc0029af310)
	github.com/hashicorp/terraform-plugin-sdk/v2@v2.33.0/helper/schema/grpc_provider.go:1078 +0xd5c
github.com/hashicorp/terraform-plugin-mux/tf5muxserver.(*muxServer).ApplyResourceChange(0xc001989180, {0x1478aa28?, 0xc002c28720?}, 0xc0029af310)
	github.com/hashicorp/terraform-plugin-mux@v0.15.0/tf5muxserver/mux_server_ApplyResourceChange.go:36 +0x193
github.com/hashicorp/terraform-plugin-go/tfprotov5/tf5server.(*server).ApplyResourceChange(0xc0005fdcc0, {0x1478aa28?, 0xc002bf9ce0?}, 0xc0000370a0)
	github.com/hashicorp/terraform-plugin-go@v0.22.2/tfprotov5/tf5server/server.go:846 +0x3d0
github.com/hashicorp/terraform-plugin-go/tfprotov5/internal/tfplugin5._Provider_ApplyResourceChange_Handler({0x12719720, 0xc0005fdcc0}, {0x1478aa28, 0xc002bf9ce0}, 0xc0006f7900, 0x0)
	github.com/hashicorp/terraform-plugin-go@v0.22.2/tfprotov5/internal/tfplugin5/tfplugin5_grpc.pb.go:518 +0x1a6
google.golang.org/grpc.(*Server).processUnaryRPC(0xc0019ba000, {0x1478aa28, 0xc002bf9c50}, {0x147d22f8, 0xc0005a5500}, 0xc002c187e0, 0xc0024a26c0, 0x1d44bb18, 0x0)
	google.golang.org/grpc@v1.63.2/server.go:1369 +0xdf8
google.golang.org/grpc.(*Server).handleStream(0xc0019ba000, {0x147d22f8, 0xc0005a5500}, 0xc002c187e0)
	google.golang.org/grpc@v1.63.2/server.go:1780 +0xe8b
google.golang.org/grpc.(*Server).serveStreams.func2.1()
	google.golang.org/grpc@v1.63.2/server.go:1019 +0x8b
created by google.golang.org/grpc.(*Server).serveStreams.func2 in goroutine 27
	google.golang.org/grpc@v1.63.2/server.go:1030 +0x125

Error: The terraform-provider-aws_v5.48.0_x5 plugin crashed!

Terraform Configuration Files

resource "aws_ram_principal_association" "target_account" {
principal = ""
resource_share_arn = aws_ram_resource_share.eu_central_1.arn
}

Steps to Reproduce

just "terraform apply" on problematic code

Debug Output

No response

Panic Output

No response

Important Factoids

No response

References

No response

Would you like to implement a fix?

No

[github-actions]

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[DanielRieske]

Hi @xanderbo 👋, I'll be happy to pick this up as part of the ram SDKv2 migration.

[github-actions]

Warning

This issue has been closed, meaning that any additional comments are hard for our team to see. Please assume that the maintainers will not see them.

Ongoing conversations amongst community members are welcome, however, the issue will be locked after 30 days. Moving conversations to another venue, such as the AWS Provider forum, is recommended. If you have additional concerns, please open a new issue, referencing this one where needed.

[github-actions]

This functionality has been released in v5.50.0 of the Terraform AWS Provider. Please see the Terraform documentation on provider versioning or reach out if you need any assistance upgrading.

For further feature requests or bug reports with this functionality, please create a new GitHub issue following the template. Thank you!

[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.