From: Guus Sliepen <guus@meshlink.io>
Date: Tue, 5 Nov 2019 18:27:11 +0000 (+0100)
Subject: Handle host config files without a public key.
X-Git-Url: http://git.meshlink.io/?p=meshlink;a=commitdiff_plain;h=91501d27480bf37881b6872cf63462c50de197f3

Handle host config files without a public key.

Commit fa05f996c5500c056a36c1d43e33a407f876643c broke reading config
files for hosts for which no public key is known.
---

diff --git a/src/net_setup.c b/src/net_setup.c
index 1a123cf5..e1db743a 100644
--- a/src/net_setup.c
+++ b/src/net_setup.c
@@ -170,12 +170,14 @@ bool node_read_from_config(meshlink_handle_t *mesh, node_t *n, const config_t *c
 	const void *key;
 	uint32_t len = packmsg_get_bin_raw(&in, &key);
 
-	if(len != 32) {
-		return false;
-	}
+	if(len) {
+		if(len != 32) {
+			return false;
+		}
 
-	if(!ecdsa_active(n->ecdsa)) {
-		n->ecdsa = ecdsa_set_public_key(key);
+		if(!ecdsa_active(n->ecdsa)) {
+			n->ecdsa = ecdsa_set_public_key(key);
+		}
 	}
 
 	n->canonical_address = packmsg_get_str_dup(&in);