add error reporting support

[project/netifd.git] / ubus.c

diff --git a/ubus.c b/ubus.c
index cdd1ff0..159d5f5 100644 (file)
--- a/ubus.c
+++ b/ubus.c
@@ -110,6 +110,30 @@ static int netifd_handle_down(struct ubus_context *ctx, struct ubus_object *obj,
        return 0;
 }
 
+static void netifd_add_interface_errors(struct blob_buf *b, struct interface *iface)
+{
+       struct interface_error *error;
+       void *e, *e2, *e3;
+       int i;
+
+       e = blobmsg_open_array(b, "errors");
+       list_for_each_entry(error, &iface->errors, list) {
+               e2 = blobmsg_open_table(b, NULL);
+
+               blobmsg_add_string(b, "subsystem", error->subsystem);
+               blobmsg_add_string(b, "code", error->code);
+               if (error->data[0]) {
+                       e3 = blobmsg_open_array(b, "data");
+                       for (i = 0; error->data[i]; i++)
+                               blobmsg_add_string(b, NULL, error->data[i]);
+                       blobmsg_close_array(b, e3);
+               }
+
+               blobmsg_close_table(b, e2);
+       }
+       blobmsg_close_array(b, e);
+}
+
 static int netifd_handle_status(struct ubus_context *ctx, struct ubus_object *obj,
                                struct ubus_request_data *req, const char *method,
                                struct blob_attr *msg)
@@ -142,6 +166,9 @@ static int netifd_handle_status(struct ubus_context *ctx, struct ubus_object *ob
                blobmsg_close_table(&b, devinfo);
        }
 
+       if (!list_is_empty(&iface->errors))
+               netifd_add_interface_errors(&b, iface);
+
        ubus_send_reply(ctx, req, b.head);
 
        return 0;