discover: Add safe mode

[petitboot] / discover / device-handler.c

diff --git a/discover/device-handler.c b/discover/device-handler.c
index b93cdfa1130cc5c956e6608a997c118a3786cd08..e4978faaffd13d4a0c3545d10caf54955062b5c2 100644 (file)
--- a/discover/device-handler.c
+++ b/discover/device-handler.c
@@ -285,6 +285,9 @@ struct device_handler *device_handler_init(struct discover_server *server,
 
        parser_init();
 
+       if (config_get()->safe_mode)
+               return handler;
+
        rc = device_handler_init_sources(handler);
        if (rc) {
                talloc_free(handler);
@@ -842,6 +845,13 @@ static int device_handler_init_sources(struct device_handler *handler)
 
 static void device_handler_reinit_sources(struct device_handler *handler)
 {
+       /* if we haven't initialised sources previously (becuase we started in
+        * safe mode), then init once here. */
+       if (!(handler->udev || handler->network || handler->user_event)) {
+               device_handler_init_sources(handler);
+               return;
+       }
+
        udev_reinit(handler->udev);
 
        network_shutdown(handler->network);