mod_tls: Add <required/> to stream feature when TLS is required

[prosody.git] / plugins / mod_tls.lua

diff --git a/plugins/mod_tls.lua b/plugins/mod_tls.lua
index b8b04e98c824c7a7243a10cff9866670f3b24e65..dc291278e7ca267e7f18d11ec8763bad4a8cb1da 100644 (file)
--- a/plugins/mod_tls.lua
+++ b/plugins/mod_tls.lua
@@ -1,4 +1,4 @@
--- Prosody IM v0.3
+-- Prosody IM v0.4
 -- Copyright (C) 2008-2009 Matthew Wild
 -- Copyright (C) 2008-2009 Waqas Hussain
 -- 
@@ -12,6 +12,9 @@ local st = require "util.stanza";
 
 local xmlns_starttls ='urn:ietf:params:xml:ns:xmpp-tls';
 
+local config = require "core.configmanager";
+local secure_auth_only = config.get("*", "core", "require_encryption");
+
 module:add_handler("c2s_unauthed", "starttls", xmlns_starttls,
                function (session, stanza)
                        if session.conn.starttls then
@@ -19,6 +22,7 @@ module:add_handler("c2s_unauthed", "starttls", xmlns_starttls,
                                session:reset_stream();
                                session.conn.starttls();
                                session.log("info", "TLS negotiation started...");
+                               session.secure = false;
                        else
                                -- FIXME: What reply?
                                session.log("warn", "Attempt to start TLS, but TLS is not available on this connection");
@@ -29,6 +33,11 @@ local starttls_attr = { xmlns = xmlns_starttls };
 module:add_event_hook("stream-features", 
                function (session, features)                                                                                            
                        if session.conn.starttls then
-                               features:tag("starttls", starttls_attr):up();
+                               features:tag("starttls", starttls_attr);
+                               if secure_auth_only then
+                                       features:tag("required"):up():up();
+                               else
+                                       features:up();
+                               end
                        end
                end);