plugins/mod_legacyauth.lua

   1
   2 local st = require "util.stanza";
   3 local t_concat = table.concat;
   4
   5 require "core.discomanager".set("legacyauth", "jabber:iq:auth");
   6
   7 add_iq_handler("c2s_unauthed", "jabber:iq:auth",
   8                 function (session, stanza)
   9                         local username = stanza.tags[1]:child_with_name("username");
  10                         local password = stanza.tags[1]:child_with_name("password");
  11                         local resource = stanza.tags[1]:child_with_name("resource");
  12                         if not (username and password and resource) then
  13                                 local reply = st.reply(stanza);
  14                                 session.send(reply:query("jabber:iq:auth")
  15                                         :tag("username"):up()
  16                                         :tag("password"):up()
  17                                         :tag("resource"):up());
  18                                 return true;
  19                         else
  20                                 username, password, resource = t_concat(username), t_concat(password), t_concat(resource);
  21                                 local reply = st.reply(stanza);
  22                                 require "core.usermanager"
  23                                 if usermanager.validate_credentials(session.host, username, password) then
  24                                         -- Authentication successful!
  25                                         local success, err = sessionmanager.make_authenticated(session, username);
  26                                         if success then
  27                                                 local err_type, err_msg;
  28                                                 success, err_type, err, err_msg = sessionmanager.bind_resource(session, resource);
  29                                                 if not success then
  30                                                         session.send(st.error_reply(stanza, err_type, err, err_msg));
  31                                                         return true;
  32                                                 end
  33                                         end
  34                                         session.send(st.reply(stanza));
  35                                         return true;
  36                                 else
  37                                         local reply = st.reply(stanza);
  38                                         reply.attr.type = "error";
  39                                         reply:tag("error", { code = "401", type = "auth" })
  40                                                 :tag("not-authorized", { xmlns = "urn:ietf:params:xml:ns:xmpp-stanzas" });
  41                                         session.send(reply);
  42                                         return true;
  43                                 end
  44                         end
  45
  46                 end);