dbus: make daemon reexecution synchronous

We simply keep open copies of the dbus connections across the
reexecution and close them as last step of it. A client can thus simply
wait until its connection is dropped to know when the reexecution is
finished.

https://bugzilla.redhat.com/show_bug.cgi?id=698198

1 files changed, 4 insertions, 0 deletions

diff --git a/src/manager.c b/src/manager.c
index 084b41f13e..68d43ada44 100644
--- a/src/manager.c
+++ b/src/manager.c
@@ -2688,6 +2688,10 @@ int manager_serialize(Manager *m, FILE *f, FDSet *fds) {
         if (ferror(f))
                 return -EIO;
 
+        r = bus_fdset_add_all(m, fds);
+        if (r < 0)
+                return r;
+
         return 0;
 }