diff options
Diffstat (limited to 'plugins/mod_tls.lua')
| -rw-r--r-- | plugins/mod_tls.lua | 69 |
1 files changed, 39 insertions, 30 deletions
diff --git a/plugins/mod_tls.lua b/plugins/mod_tls.lua index c79227e1..bab2202e 100644 --- a/plugins/mod_tls.lua +++ b/plugins/mod_tls.lua @@ -1,7 +1,7 @@ -- Prosody IM -- Copyright (C) 2008-2010 Matthew Wild -- Copyright (C) 2008-2010 Waqas Hussain --- +-- -- This project is MIT/X11 licensed. Please see the -- COPYING file in the source package for more information. -- @@ -23,19 +23,47 @@ local s2s_feature = st.stanza("starttls", starttls_attr); if secure_auth_only then c2s_feature:tag("required"):up(); end if secure_s2s_only then s2s_feature:tag("required"):up(); end -local global_ssl_ctx = prosody.global_ssl_ctx; - +local hosts = prosody.hosts; local host = hosts[module.host]; +local ssl_ctx_c2s, ssl_ctx_s2sout, ssl_ctx_s2sin; +do + local function get_ssl_cfg(typ) + local cfg_key = (typ and typ.."_" or "").."ssl"; + local ssl_config = config.rawget(module.host, cfg_key); + if not ssl_config then + local base_host = module.host:match("%.(.*)"); + ssl_config = config.get(base_host, cfg_key); + end + return ssl_config or typ and get_ssl_cfg(); + end + + local ssl_config, err = get_ssl_cfg("c2s"); + ssl_ctx_c2s, err = create_context(host.host, "server", ssl_config); -- for incoming client connections + if err then module:log("error", "Error creating context for c2s: %s", err); end + + ssl_config = get_ssl_cfg("s2s"); + ssl_ctx_s2sin, err = create_context(host.host, "server", ssl_config); -- for incoming server connections + ssl_ctx_s2sout = create_context(host.host, "client", ssl_config); -- for outgoing server connections + if err then module:log("error", "Error creating context for s2s: %s", err); end -- Both would have the same issue +end + local function can_do_tls(session) + if not session.conn.starttls then + return false; + elseif session.ssl_ctx then + return true; + end if session.type == "c2s_unauthed" then - return session.conn.starttls and host.ssl_ctx_in; + session.ssl_ctx = ssl_ctx_c2s; elseif session.type == "s2sin_unauthed" and allow_s2s_tls then - return session.conn.starttls and host.ssl_ctx_in; + session.ssl_ctx = ssl_ctx_s2sin; elseif session.direction == "outgoing" and allow_s2s_tls then - return session.conn.starttls and host.ssl_ctx; + session.ssl_ctx = ssl_ctx_s2sout; + else + return false; end - return false; + return session.ssl_ctx; end -- Hook <starttls/> @@ -44,10 +72,8 @@ module:hook("stanza/urn:ietf:params:xml:ns:xmpp-tls:starttls", function(event) if can_do_tls(origin) then (origin.sends2s or origin.send)(starttls_proceed); 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.conn:starttls(origin.ssl_ctx); + origin.log("debug", "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); @@ -75,7 +101,7 @@ end); module:hook_stanza("http://etherx.jabber.org/streams", "features", function (session, stanza) module:log("debug", "Received features element"); if can_do_tls(session) and stanza:child_with_ns(xmlns_starttls) then - module:log("%s is offering TLS, taking up the offer...", session.to_host); + module:log("debug", "%s is offering TLS, taking up the offer...", session.to_host); session.sends2s("<starttls xmlns='"..xmlns_starttls.."'/>"); return true; end @@ -84,24 +110,7 @@ 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); + session.conn:starttls(session.ssl_ctx); session.secure = false; return true; end); - -function module.load() - local global_ssl_config = config.get("*", "core", "ssl"); - local ssl_config = config.get(module.host, "core", "ssl"); - local base_host = module.host:match("%.(.*)"); - if ssl_config == global_ssl_config and hosts[base_host] then - ssl_config = config.get(base_host, "core", "ssl"); - end - host.ssl_ctx = create_context(host.host, "client", ssl_config); -- for outgoing connections - host.ssl_ctx_in = create_context(host.host, "server", ssl_config); -- for incoming connections -end - -function module.unload() - host.ssl_ctx = nil; - host.ssl_ctx_in = nil; -end |