local st = require "util.stanza";
-local xmlns_starttls ='urn:ietf:params:xml:ns:xmpp-tls';
+local xmlns_stream = 'http://etherx.jabber.org/streams';
+local xmlns_starttls = 'urn:ietf:params:xml:ns:xmpp-tls';
+
+local secure_auth_only = module:get_option("c2s_require_encryption") or module:get_option("require_encryption");
+local secure_s2s_only = module:get_option("s2s_require_encryption");
+
+local global_ssl_ctx = prosody.global_ssl_ctx;
+
+module:hook("stanza/urn:ietf:params:xml:ns:xmpp-tls:starttls", function(event)
+ local origin = event.origin;
+ if origin.conn.starttls then
+ (origin.sends2s or origin.send)(st.stanza("proceed", { xmlns = xmlns_starttls }));
+ origin:reset_stream();
+ local host = origin.to_host or origin.host;
+ local ssl_ctx = host and hosts[host].ssl_ctx_in or global_ssl_ctx;
+ origin.conn:starttls(ssl_ctx);
+ origin.log("info", "TLS negotiation started for %s...", origin.type);
+ origin.secure = false;
+ else
+ origin.log("warn", "Attempt to start TLS, but TLS is not available on this %s connection", origin.type);
+ (origin.sends2s or origin.send)(st.stanza("failure", { xmlns = xmlns_starttls }));
+ origin:close();
+ end
+ return true;
+end);
-local secure_auth_only = module:get_option("require_encryption");
-module:add_handler("c2s_unauthed", "starttls", xmlns_starttls,
- function (session, stanza)
- if session.conn.starttls then
- session.send(st.stanza("proceed", { xmlns = 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");
- end
- end);
-
local starttls_attr = { xmlns = xmlns_starttls };
module:add_event_hook("stream-features",
function (session, features)
- if session.conn.starttls then
+ if not session.username and session.conn.starttls then
features:tag("starttls", starttls_attr);
if secure_auth_only then
features:tag("required"):up():up();
end
end
end);
+
+module:hook("s2s-stream-features",
+ function (data)
+ local session, features = data.session, data.features;
+ if session.to_host and session.type ~= "s2sin" and session.conn.starttls then
+ features:tag("starttls", starttls_attr):up();
+ if secure_s2s_only then
+ features:tag("required"):up():up();
+ else
+ features:up();
+ end
+ end
+ end);
+
+-- For s2sout connections, start TLS if we can
+module:hook_stanza(xmlns_stream, "features",
+ function (session, stanza)
+ module:log("debug", "Received features element");
+ if session.conn.starttls and stanza:child_with_ns(xmlns_starttls) then
+ module:log("%s is offering TLS, taking up the offer...", session.to_host);
+ session.sends2s("<starttls xmlns='"..xmlns_starttls.."'/>");
+ return true;
+ end
+ end, 500);
+
+module:hook_stanza(xmlns_starttls, "proceed",
+ function (session, stanza)
+ module:log("debug", "Proceeding with TLS on s2sout...");
+ session:reset_stream();
+ local ssl_ctx = session.from_host and hosts[session.from_host].ssl_ctx or global_ssl_ctx;
+ session.conn:starttls(ssl_ctx, true);
+ session.secure = false;
+ return true;
+ end);