From 0611a9248c525c472fd3ff0f067cfb051c0b4962 Mon Sep 17 00:00:00 2001
From: Felix Fietkau <nbd@openwrt.org>
Date: Thu, 10 Feb 2011 01:31:52 +0100
Subject: [PATCH] add notifications for registered/unregistered objects with
 path

---
 ubusd.h       |  1 +
 ubusd_event.c | 24 ++++++++++++++++++++++++
 ubusd_obj.c   |  2 ++
 3 files changed, 27 insertions(+)

diff --git a/ubusd.h b/ubusd.h
index 30f9f7d..abe26b7 100644
--- a/ubusd.h
+++ b/ubusd.h
@@ -53,6 +53,7 @@ void ubusd_proto_free_client(struct ubus_client *cl);
 
 void ubusd_event_init(void);
 void ubusd_event_cleanup_object(struct ubus_object *obj);
+void ubusd_send_obj_event(struct ubus_object *obj, bool add);
 
 
 #endif
diff --git a/ubusd_event.c b/ubusd_event.c
index 4045fdc..aae2e0d 100644
--- a/ubusd_event.c
+++ b/ubusd_event.c
@@ -269,6 +269,30 @@ static int ubusd_event_recv(struct ubus_client *cl, const char *method, struct b
 	return UBUS_STATUS_INVALID_COMMAND;
 }
 
+static struct ubus_msg_buf *
+ubusd_create_object_event_msg(void *priv, const char *id)
+{
+	struct ubus_object *obj = priv;
+	void *s;
+
+	blob_buf_init(&b, 0);
+	blob_put_int32(&b, UBUS_ATTR_OBJID, 0);
+	blob_put_string(&b, UBUS_ATTR_METHOD, id);
+	s = blob_nest_start(&b, UBUS_ATTR_DATA);
+	blobmsg_add_u32(&b, "id", obj->id.id);
+	blobmsg_add_string(&b, "path", obj->path.key);
+	blob_nest_end(&b, s);
+
+	return ubus_msg_new(b.head, blob_raw_len(b.head), true);
+}
+
+void ubusd_send_obj_event(struct ubus_object *obj, bool add)
+{
+	const char *id = add ? "ubus.object.add" : "ubus.object.remove";
+
+	ubusd_send_event(NULL, id, ubusd_create_object_event_msg, obj);
+}
+
 void ubusd_event_init(void)
 {
 	ubus_init_string_tree(&patterns, true);
diff --git a/ubusd_obj.c b/ubusd_obj.c
index d1e53f8..2d78796 100644
--- a/ubusd_obj.c
+++ b/ubusd_obj.c
@@ -139,6 +139,7 @@ struct ubus_object *ubusd_create_object(struct ubus_client *cl, struct blob_attr
 			obj->path.key = NULL;
 			goto free;
 		}
+		ubusd_send_obj_event(obj, true);
 	}
 
 	obj->client = cl;
@@ -155,6 +156,7 @@ void ubusd_free_object(struct ubus_object *obj)
 {
 	ubusd_event_cleanup_object(obj);
 	if (obj->path.key) {
+		ubusd_send_obj_event(obj, false);
 		avl_delete(&path, &obj->path);
 		free(obj->path.key);
 	}
-- 
2.30.2