spice-server does not deal properly with multiple smartcard readers,
only the first one will be working. Add a warning when this happens to
make it easier to diagnose such issues.
Signed-off-by: Christophe Fergeau <cferg...@redhat.com>
---
src/smartcard-manager.c | 20 ++++++++++++++++++++
1 file changed, 20 insertions(+)
diff --git a/src/smartcard-manager.c b/src/smartcard-manager.c
index ceecfdc7..456c3c2e 100644
--- a/src/smartcard-manager.c
+++ b/src/smartcard-manager.c
@@ -389,6 +389,25 @@ typedef struct {
GError *err;
} SmartcardManagerInitArgs;
+/* spice-server only supports one smartcard reader being in use */
+static void smartcard_check_reader_count(void)
+{
+ unsigned int reader_count = 0;
+ GList *readers;
+ GList *it;
+
+ readers =
spice_smartcard_manager_get_readers(spice_smartcard_manager_get());
+
+ for (it = readers; it != NULL; it = it->next) {
+ reader_count++;
+ g_boxed_free(SPICE_TYPE_SMARTCARD_READER, it->data);
+ }
+ if (reader_count > 1) {
+ g_warning("Multiple smartcard readers are plugged in, only the first
one will be shared with the VM");
+ }
+ g_list_free(readers);
+}
+
static gboolean smartcard_manager_init(SmartcardManagerInitArgs *args)
{
gchar *emul_args = NULL;
@@ -442,6 +461,7 @@ init:
"Failed to initialize smartcard");
goto end;
}
+ smartcard_check_reader_count();
retval = TRUE;
--
2.20.1
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