nspawn: pass the container's init PID out via sd_notify()

This is useful for nspawn managers that want to learn when nspawn is finished with initialiuzation, as well what the PID of the init system in the container is.
2015-01-14 23:29:01 +01:00
parent 435fdcef52
commit 733d15ac7a
1 changed files with 4 additions and 3 deletions
@@ -3947,9 +3947,10 @@ int main(int argc, char *argv[]) {
                                _cleanup_rtnl_unref_ sd_rtnl *rtnl = NULL;
                                char last_char = 0;

-                                sd_notify(false,
-                                          "READY=1\n"
-                                          "STATUS=Container running.");
+                                sd_notifyf(false,
+                                           "READY=1\n"
+                                           "STATUS=Container running.\n"
+                                           "X_NSPAWN_LEADER_PID=" PID_FMT, pid);

                                r = sd_event_new(&event);
                                if (r < 0) {