test-sleep: add more logging, show secure boot mode

In https://bugzilla.redhat.com/show_bug.cgi?id=1858219 a user
reported that hibernation is not supported. This is probably caused
by secure boot, but our current logging does not make this
obvious.

1 files changed, 7 insertions, 1 deletions

diff --git a/src/shared/sleep-config.c b/src/shared/sleep-config.c
index 6b9074ce2b..0dccc8f970 100644
--- a/src/shared/sleep-config.c
+++ b/src/shared/sleep-config.c
@@ -125,10 +125,16 @@ int can_sleep_state(char **types) {
 
                 k = strlen(*type);
                 FOREACH_WORD_SEPARATOR(word, l, p, WHITESPACE, state)
-                        if (l == k && memcmp(word, *type, l) == 0)
+                        if (l == k && memcmp(word, *type, l) == 0) {
+                                log_debug("Sleep mode \"%s\" is supported by the kernel.", *type);
                                 return true;
+                        }
         }
 
+        if (DEBUG_LOGGING) {
+                _cleanup_free_ char *t = strv_join(types, "/");
+                log_debug("Sleep mode %s not supported by the kernel, sorry.", strnull(t));
+        }
         return false;
 }