logd: add support for subscribing to the log objectHEADmaster

Provides easier access to log messages

Signed-off-by: Felix Fietkau <nbd@nbd.name>

1 files changed, 4 insertions, 1 deletions

diff --git a/log/logd.c b/log/logd.c
index 594b1e0..94c7b2f 100644
--- a/log/logd.c
+++ b/log/logd.c
@@ -207,7 +207,7 @@ ubus_notify_log(struct log_head *l)
 {
 	struct client *c;
 
-	if (list_empty(&clients))
+	if (list_empty(&clients) && !log_object.has_subscribers)
 		return;
 
 	blob_buf_init(&b, 0);
@@ -217,6 +217,9 @@ ubus_notify_log(struct log_head *l)
 	blobmsg_add_u32(&b, "source", l->source);
 	blobmsg_add_u64(&b, "time", (((__u64) l->ts.tv_sec) * 1000) + (l->ts.tv_nsec / 1000000));
 
+	if (log_object.has_subscribers)
+		ubus_notify(&conn.ctx, &log_object, "message", b.head, -1);
+
 	list_for_each_entry(c, &clients, list)
 		ustream_write(&c->s.stream, (void *) b.head, blob_len(b.head) + sizeof(struct blob_attr), false);