IAM | User ID for principal is not supported

Signed-off-by: Naveen Paul <napaul@redhat.com>

Author: naveenpaul1

src/server/system_services/bucket_server.js

@@ -559,6 +559,10 @@ async function get_account_by_principal(principal) {
         if (principal_by_arn) return true;
     } else {
         const account = system_store.data.accounts.find(acc => acc._id.toString() === principal_as_string);
+        if (account.owner) {
+            dbg.log3('get_account_by_principal: principal_by_id not supported for IAM users');
+            return false;
+        }
         const principal_by_id = account !== undefined;
         dbg.log3('get_account_by_principal: principal_by_id', principal_by_id);
         if (principal_by_id) return true;