From e0cef17c0c48b9fcba9e020aae07d6f85674074b Mon Sep 17 00:00:00 2001
From: Alexander Larsson <alexl@redhat.com>
Date: Thu, 7 Nov 2019 10:11:45 +0100
Subject: [PATCH] tokens: Allow authenticators to send an error message

---
 common/flatpak-transaction.c | 8 +++++++-
 1 file changed, 7 insertions(+), 1 deletion(-)

diff --git a/common/flatpak-transaction.c b/common/flatpak-transaction.c
index abf1178b..39985487 100644
--- a/common/flatpak-transaction.c
+++ b/common/flatpak-transaction.c
@@ -2834,7 +2834,13 @@ request_tokens_for_remote (FlatpakTransaction *self,
     }
 
   if (data.response != FLATPAK_AUTH_RESPONSE_OK)
-    return flatpak_fail (error, "Failed to get tokens for ref");
+    {
+      const char *error_message = NULL;
+      if (g_variant_lookup (results, "error-message", "&s", &error_message))
+        return flatpak_fail (error, "Failed to get tokens for ref: %s", error_message);
+      else
+        return flatpak_fail (error, "Failed to get tokens for ref");
+    }
 
   tokens = g_variant_lookup_value (results, "tokens", G_VARIANT_TYPE ("a{sas}"));
   if (tokens == NULL)