# HG changeset patch
# User Kim Alvefur <zash@zash.se>
# Date 1404394733 -7200
# Node ID 4b0172dc5e3ac42c528b8c14b8370ed12ad96413
# Parent  a1da78658a82c69d6ff58226be7a597217439abf
mod_dialback: Keep the same dialback secret across module reloads

diff -r a1da78658a82 -r 4b0172dc5e3a plugins/mod_dialback.lua
--- a/plugins/mod_dialback.lua	Thu May 22 15:21:22 2014 +0200
+++ b/plugins/mod_dialback.lua	Thu Jul 03 15:38:53 2014 +0200
@@ -19,7 +19,15 @@
 
 local dialback_requests = setmetatable({}, { __mode = 'v' });
 
-local dialback_secret = module.host .. (module:get_option_string("dialback_secret") or uuid_gen());
+local dialback_secret = module.host .. module:get_option_string("dialback_secret", uuid_gen());
+
+function module.save()
+	return { dialback_secret = dialback_secret };
+end
+
+function module.restore(state)
+	dialback_secret = state.dialback_secret;
+end
 
 function generate_dialback(id, to, from)
 	return sha256_hash(id..to..dialback_secret, true);