From 335440d8ad1b21429af4c191951dc87bbe4bdfd8 Mon Sep 17 00:00:00 2001
From: Steffen Vogel <post@steffenvogel.de>
Date: Thu, 15 Oct 2020 11:49:42 +0200
Subject: [PATCH] node: ensure unique UUID for simple websocket nodes

---
 common       |  2 +-
 lib/node.cpp | 11 +++--------
 2 files changed, 4 insertions(+), 9 deletions(-)

diff --git a/common b/common
index dfd8bb232..3f3296e01 160000
--- a/common
+++ b/common
@@ -1 +1 @@
-Subproject commit dfd8bb23202c554b74d622dff40fb1bf16ced6c8
+Subproject commit 3f3296e01752eddc02c077cb9a7e43171f69c75e
diff --git a/lib/node.cpp b/lib/node.cpp
index 230721e2a..c5650f503 100644
--- a/lib/node.cpp
+++ b/lib/node.cpp
@@ -166,14 +166,9 @@ int node_parse(struct vnode *n, json_t *json, const char *name)
 		if (ret)
 			throw ConfigError(json, "node-config-node-uuid", "Failed to parse UUID: {}", uuid);
 	}
-	else {
-		/* Generate UUID from hashed config */
-		char *json_str = json_dumps(json, JSON_COMPACT | JSON_SORT_KEYS);
-
-		MD5((unsigned char*) json_str, strlen(json_str), (unsigned char*) &n->uuid);
-
-		free(json_str);
-	}
+	else
+		/* Generate UUID from hashed config including node name */
+		uuid_generate_from_json(n->uuid, json, name);
 
 	if (json_netem) {
 #ifdef WITH_NETEM