logind: allow dry run variants for scheduled shutdowns

Allow passing a "dry-" prefix to the action parameter passed to
.ScheduleShutdown(). When strings with this prefix are passed,
the scheduled action will not take place. Instead, an info message
is logged.

1 files changed, 2 insertions, 0 deletions

diff --git a/src/login/logind.h b/src/login/logind.h
index ce99d75bc1..7990da5a93 100644
--- a/src/login/logind.h
+++ b/src/login/logind.h
@@ -107,6 +107,8 @@ struct Manager {
         unsigned enable_wall_messages;
         sd_event_source *wall_message_timeout_source;
 
+        bool shutdown_dry_run;
+
         sd_event_source *idle_action_event_source;
         usec_t idle_action_usec;
         usec_t idle_action_not_before_usec;