diff options
Diffstat (limited to 'plugins/mod_saslauth.lua')
| -rw-r--r-- | plugins/mod_saslauth.lua | 63 |
1 files changed, 60 insertions, 3 deletions
diff --git a/plugins/mod_saslauth.lua b/plugins/mod_saslauth.lua index 24c82a1c..d8e27c4f 100644 --- a/plugins/mod_saslauth.lua +++ b/plugins/mod_saslauth.lua @@ -2,6 +2,7 @@ local st = require "util.stanza"; local send = require "core.sessionmanager".send_to_session; local sm_bind_resource = require "core.sessionmanager".bind_resource; +local jid local usermanager_validate_credentials = require "core.usermanager".validate_credentials; local t_concat, t_insert = table.concat, table.insert; @@ -15,10 +16,51 @@ local xmlns_stanzas ='urn:ietf:params:xml:ns:xmpp-stanzas'; local new_sasl = require "util.sasl".new; +local function build_reply(status, ret) + local reply = st.stanza(status, {xmlns = xmlns_sasl}); + if status == "challenge" then + reply:text(ret or ""); + elseif status == "failure" then + reply:tag(ret):up(); + elseif status == "success" then + reply:text(ret or ""); + else + error("Unknown sasl status: "..status); + end + return reply; +end + +local function handle_status(session, status) + if status == "failure" then + session.sasl_handler = nil; + elseif status == "success" then + session.sasl_handler = nil; + session:reset_stream(); + end +end + +local function password_callback(jid, mechanism) + local node, host = jid_split(jid); + local password = (datamanager.load(node, host, "accounts") or {}).password; -- FIXME handle hashed passwords + local func = function(x) return x; end; + if password then + if mechanism == "PLAIN" then + return func, password; + elseif mechanism == "DIGEST-MD5" then + return func, require "hashes".md5(node.."::"..password); + end + end + return func, nil; +end + add_handler("c2s_unauthed", "auth", xmlns_sasl, function (session, stanza) if not session.sasl_handler then - session.sasl_handler = new_sasl(stanza.attr.mechanism, + session.sasl_handler = new_sasl(stanza.attr.mechanism, session.host, password_callback); + local status, ret = session.sasl_handler:feed(stanza[1]); + handle_status(session, status); + session.send(build_reply(status, ret)); + --[[session.sasl_handler = new_sasl(stanza.attr.mechanism, function (username, password) -- onAuth require "core.usermanager" @@ -47,12 +89,27 @@ add_handler("c2s_unauthed", "auth", xmlns_sasl, send(session, stanza); end ); - session.sasl_handler:feed(stanza); + session.sasl_handler:feed(stanza); ]] else error("Client tried to negotiate SASL again", 0); end - end); + +add_handler("c2s_unauthed", "abort", xmlns_sasl, + function(session, stanza) + if not session.sasl_handler then error("Attempt to abort when sasl has not started"); end + local status, ret = session.sasl_handler:feed(stanza[1]); + handle_status(session, status); + session.send(build_reply(status, ret)); + end); + +add_handler("c2s_unauthed", "response", xmlns_sasl, + function(session, stanza) + if not session.sasl_handler then error("Attempt to respond when sasl has not started"); end + local status, ret = session.sasl_handler:feed(stanza[1]); + handle_status(session, status); + session.send(build_reply(status, ret)); + end); add_event_hook("stream-features", function (session, features) |