core: support overriding NOTIFYACCESS= through sd-notify during runtime

Closes #25963

1 files changed, 6 insertions, 0 deletions

diff --git a/src/core/service.h b/src/core/service.h
index fd242a7cbf..7663f26f70 100644
--- a/src/core/service.h
+++ b/src/core/service.h
@@ -195,6 +195,7 @@ struct Service {
         PathSpec *pid_file_pathspec;
 
         NotifyAccess notify_access;
+        NotifyAccess notify_access_override;
         NotifyState notify_state;
 
         sd_bus_slot *bus_name_pid_lookup_slot;
@@ -229,6 +230,11 @@ static inline usec_t service_timeout_abort_usec(Service *s) {
         return s->timeout_abort_set ? s->timeout_abort_usec : s->timeout_stop_usec;
 }
 
+static inline NotifyAccess service_get_notify_access(Service *s) {
+        assert(s);
+        return s->notify_access_override < 0 ? s->notify_access : s->notify_access_override;
+}
+
 static inline usec_t service_get_watchdog_usec(Service *s) {
         assert(s);
         return s->watchdog_override_enable ? s->watchdog_override_usec : s->watchdog_original_usec;