From 02066981db8d34b275e4820f5477999aa8e191c4 Mon Sep 17 00:00:00 2001
From: Helen Fu <25168806+helenfufu@users.noreply.github.com>
Date: Tue, 19 Nov 2024 16:45:28 -0800
Subject: [PATCH] only support external_id on vault versions >= 1.17
 external_id support for aws auth sts configuration added in 1.17.0:
 https://github.com/hashicorp/vault/pull/26628

---
 vault/resource_aws_auth_backend_sts_role.go | 20 ++++++++++++++------
 1 file changed, 14 insertions(+), 6 deletions(-)

diff --git a/vault/resource_aws_auth_backend_sts_role.go b/vault/resource_aws_auth_backend_sts_role.go
index 518c9f95e..0979259af 100644
--- a/vault/resource_aws_auth_backend_sts_role.go
+++ b/vault/resource_aws_auth_backend_sts_role.go
@@ -76,8 +76,11 @@ func awsAuthBackendSTSRoleCreate(d *schema.ResourceData, meta interface{}) error
 	path := awsAuthBackendSTSRolePath(backend, accountID)
 
 	data := map[string]interface{}{
-		"sts_role":             stsRole,
-		consts.FieldExternalID: externalID,
+		"sts_role": stsRole,
+	}
+
+	if provider.IsAPISupported(meta, provider.VaultVersion117) {
+		data[consts.FieldExternalID] = externalID
 	}
 
 	log.Printf("[DEBUG] Writing STS role %q to AWS auth backend", path)
@@ -128,8 +131,10 @@ func awsAuthBackendSTSRoleRead(d *schema.ResourceData, meta interface{}) error {
 	d.Set("account_id", accountID)
 	d.Set("sts_role", resp.Data["sts_role"])
 
-	if v, ok := resp.Data[consts.FieldExternalID]; ok {
-		d.Set(consts.FieldExternalID, v)
+	if provider.IsAPISupported(meta, provider.VaultVersion117) {
+		if v, ok := resp.Data[consts.FieldExternalID]; ok {
+			d.Set(consts.FieldExternalID, v)
+		}
 	}
 
 	return nil
@@ -147,8 +152,11 @@ func awsAuthBackendSTSRoleUpdate(d *schema.ResourceData, meta interface{}) error
 	path := d.Id()
 
 	data := map[string]interface{}{
-		"sts_role":             stsRole,
-		consts.FieldExternalID: externalID,
+		"sts_role": stsRole,
+	}
+
+	if provider.IsAPISupported(meta, provider.VaultVersion117) {
+		data[consts.FieldExternalID] = externalID
 	}
 
 	log.Printf("[DEBUG] Updating STS role %q in AWS auth backend", path)