mod_tls: Don't offer TLS on hosts that don't have any certs

diff --git a/plugins/mod_tls.lua b/plugins/mod_tls.lua
index 47b92d7377dab4a54e21a65d011402115c55465e..3e3bd5545cf8a3a4727e4d934c82c90a10912d94 100644 (file)
--- a/plugins/mod_tls.lua
+++ b/plugins/mod_tls.lua
@@ -22,6 +22,8 @@ if secure_s2s_only then s2s_feature:tag("required"):up(); end
 
 local global_ssl_ctx = prosody.global_ssl_ctx;
 
+local host = hosts[module.host];
+
 -- Hook <starttls/>
 module:hook("stanza/urn:ietf:params:xml:ns:xmpp-tls:starttls", function(event)
        local origin = event.origin;
@@ -44,13 +46,13 @@ end);
 -- Advertize stream feature
 module:hook("stream-features", function(event)
        local origin, features = event.origin, event.features;
-       if not origin.username and origin.conn.starttls then
+       if not origin.username and origin.conn.starttls and host.ssl_ctx_in then
                features:add_child(c2s_feature);
        end
 end);
 module:hook("s2s-stream-features", function(event)
        local origin, features = event.origin, event.features;
-       if origin.to_host and origin.type ~= "s2sin" and origin.conn.starttls then
+       if origin.to_host and origin.type ~= "s2sin" and origin.conn.starttls and host.ssl_ctx_in then
                features:add_child(s2s_feature);
        end
 end);