[gnome-remote-desktop] ctl: Use GKeyFile as fallback for TPM

[Jonas Ådahl <jadahl src gnome org>]

commit 4d8fec7a155655f9d2df280882a78f5e0f03856f
Author: Alynx Zhou <alynx zhou gmail com>
Date:   Mon Aug 8 16:28:09 2022 +0800

    ctl: Use GKeyFile as fallback for TPM

 src/grd-ctl.c | 18 ++++++++++++++----
 1 file changed, 14 insertions(+), 4 deletions(-)
---
diff --git a/src/grd-ctl.c b/src/grd-ctl.c
index 02331fee..e07ed0f0 100644
--- a/src/grd-ctl.c
+++ b/src/grd-ctl.c
@@ -24,6 +24,7 @@
 #include <glib/gi18n.h>
 #include <stdio.h>
 
+#include "grd-credentials-file.h"
 #include "grd-credentials-libsecret.h"
 #include "grd-credentials-tpm.h"
 
@@ -101,6 +102,8 @@ static GrdCredentials *
 create_credentials (CredentialsType   credentials_type,
                     GError          **error)
 {
+  g_autoptr (GError) local_error = NULL;
+
   switch (credentials_type)
     {
     case CREDENTIALS_TYPE_SCREEN_SHARE:
@@ -108,12 +111,19 @@ create_credentials (CredentialsType   credentials_type,
     case CREDENTIALS_TYPE_HEADLESS:
       {
         GrdCredentialsTpm *credentials_tpm;
+        GrdCredentialsFile *credentials_file;
+
+        credentials_tpm = grd_credentials_tpm_new (&local_error);
+        if (credentials_tpm)
+          return GRD_CREDENTIALS (credentials_tpm);
 
-        credentials_tpm = grd_credentials_tpm_new (error);
-        if (!credentials_tpm)
-          return NULL;
+        g_warning ("Init TPM credentials failed because %s, using GKeyFile as fallback",
+                   local_error->message);
+        credentials_file = grd_credentials_file_new (error);
+        if (credentials_file)
+          return GRD_CREDENTIALS (credentials_file);
 
-        return GRD_CREDENTIALS (credentials_tpm);
+        return NULL;
       }
     }