From 226c72df16f6811d45413627524b2728216bfcb3 Mon Sep 17 00:00:00 2001
From: Neil Alexander <neilalexander@users.noreply.github.com>
Date: Sat, 15 Dec 2018 13:18:35 +0000
Subject: [PATCH] Set max metadata size to 16kb

---
 src/yggdrasil/metadata.go | 3 +++
 1 file changed, 3 insertions(+)

diff --git a/src/yggdrasil/metadata.go b/src/yggdrasil/metadata.go
index 7deb60d5..67bab4ac 100644
--- a/src/yggdrasil/metadata.go
+++ b/src/yggdrasil/metadata.go
@@ -104,6 +104,9 @@ func (m *metadata) setMetadata(given interface{}) error {
 		}
 	}
 	if newjson, err := json.Marshal(newmeta); err == nil {
+		if len(newjson) > 16384 {
+			return errors.New("Metadata exceeds max length of 16384 bytes")
+		}
 		m.myMetadata = newjson
 		return nil
 	} else {