Add top-level endpoints package containing AWS partition and Region metadata

CHANGELOG.md

@@ -1,6 +1,10 @@
 <!-- markdownlint-disable single-title -->
 # v2.0.0 (Unreleased)
 
+ENHANCEMENTS
+
+* Adds top-level `endpoints` package containing AWS partition and Region metadata ([#1176](https://github.com/hashicorp/aws-sdk-go-base/pull/1176))
+
 # v2.0.0-beta.56 (2024-09-11)
 
 ENHANCEMENTS

aws_config.go

@@ -24,9 +24,9 @@ import (
 	"github.com/aws/aws-sdk-go-v2/feature/ec2/imds"
 	"github.com/aws/smithy-go/middleware"
 	"github.com/hashicorp/aws-sdk-go-base/v2/diag"
+	"github.com/hashicorp/aws-sdk-go-base/v2/endpoints"
 	"github.com/hashicorp/aws-sdk-go-base/v2/internal/awsconfig"
 	"github.com/hashicorp/aws-sdk-go-base/v2/internal/constants"
-	"github.com/hashicorp/aws-sdk-go-base/v2/internal/endpoints"
 	"github.com/hashicorp/aws-sdk-go-base/v2/logging"
 	"github.com/hashicorp/terraform-plugin-log/tflog"
 )
@@ -337,7 +337,9 @@ func GetAwsAccountIDAndPartition(ctx context.Context, awsConfig aws.Config, c *C
 				"Errors: %w", err))
 	}
 
-	return "", endpoints.PartitionForRegion(awsConfig.Region), nil
+	partition, _ := endpoints.PartitionForRegion(endpoints.DefaultPartitions(), awsConfig.Region)
+
+	return "", partition.ID(), nil
 }
 
 func commonLoadOptions(ctx context.Context, c *Config) ([]func(*config.LoadOptions) error, error) {

endpoints/endpoints.go

@@ -0,0 +1,8 @@
+// Copyright (c) HashiCorp, Inc.
+// SPDX-License-Identifier: MPL-2.0
+
+package endpoints
+
+const (
+	AwsGlobalRegionID = "aws-global" // AWS Standard global region.
+)

endpoints/generate.go

@@ -0,0 +1,6 @@
+// Copyright (c) HashiCorp, Inc.
+// SPDX-License-Identifier: MPL-2.0
+
+//go:generate go run ../internal/generate/endpoints/main.go -- https://raw.githubusercontent.com/aws/aws-sdk-go-v2/main/codegen/smithy-aws-go-codegen/src/main/resources/software/amazon/smithy/aws/go/codegen/endpoints.json
+
+package endpoints