dbus: terminate mechanism daemons after a while

1 files changed, 19 insertions, 3 deletions

diff --git a/src/timedated.c b/src/timedated.c
index 734538882..b2a56e7cb 100644
--- a/src/timedated.c
+++ b/src/timedated.c
@@ -29,6 +29,7 @@
 #include "strv.h"
 #include "dbus-common.h"
 #include "polkit.h"
+#include "def.h"
 
 #define NULL_ADJTIME_UTC "0.0 0 0\n0\nUTC\n"
 #define NULL_ADJTIME_LOCAL "0.0 0 0\n0\nLOCAL\n"
@@ -77,6 +78,8 @@ static char *zone = NULL;
 static bool local_rtc = false;
 static int use_ntp = -1;
 
+static usec_t remain_until = 0;
+
 static void free_data(void) {
         free(zone);
         zone = NULL;
@@ -788,7 +791,10 @@ static int connect_bus(DBusConnection **_bus) {
                 goto fail;
         }
 
-        if (!dbus_connection_register_object_path(bus, "/org/freedesktop/timedate1", &timedate_vtable, NULL)) {
+        dbus_connection_set_exit_on_disconnect(bus, FALSE);
+
+        if (!dbus_connection_register_object_path(bus, "/org/freedesktop/timedate1", &timedate_vtable, NULL) ||
+            !dbus_connection_add_filter(bus, bus_exit_idle_filter, &remain_until, NULL)) {
                 log_error("Not enough memory");
                 r = -ENOMEM;
                 goto fail;
@@ -824,6 +830,7 @@ fail:
 int main(int argc, char *argv[]) {
         int r;
         DBusConnection *bus = NULL;
+        bool exiting = false;
 
         log_set_target(LOG_TARGET_AUTO);
         log_parse_environment();
@@ -861,8 +868,17 @@ int main(int argc, char *argv[]) {
                 goto finish;
         }
 
-        while (dbus_connection_read_write_dispatch(bus, -1))
-                ;
+        remain_until = now(CLOCK_MONOTONIC) + DEFAULT_EXIT_USEC;
+        for (;;) {
+
+                if (!dbus_connection_read_write_dispatch(bus, exiting ? -1 : (int) (DEFAULT_EXIT_USEC/USEC_PER_MSEC)))
+                        break;
+
+                if (!exiting && remain_until < now(CLOCK_MONOTONIC)) {
+                        exiting = true;
+                        bus_async_unregister_and_exit(bus, "org.freedesktop.hostname1");
+                }
+        }
 
         r = 0;