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plugins/mod_legacyauth.lua @ 4180:cd3fb3393e13
util.pluginloader: Return full file path from internal file loader on success, not just the name.
author | Waqas Hussain <waqas20@gmail.com> |
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date | Sun, 20 Feb 2011 20:01:05 +0500 |
parent | 3528:5cdcd7ee6ef5 |
child | 4258:ee445e658848 |
rev | line source |
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1 -- Prosody IM |
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2 -- Copyright (C) 2008-2010 Matthew Wild |
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3 -- Copyright (C) 2008-2010 Waqas Hussain |
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4 -- |
758 | 5 -- This project is MIT/X11 licensed. Please see the |
6 -- COPYING file in the source package for more information. | |
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7 -- |
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8 |
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9 |
30 | 10 |
11 local st = require "util.stanza"; | |
12 local t_concat = table.concat; | |
13 | |
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14 local secure_auth_only = module:get_option("c2s_require_encryption") or module:get_option("require_encryption"); |
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15 |
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16 local sessionmanager = require "core.sessionmanager"; |
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17 local usermanager = require "core.usermanager"; |
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18 local nodeprep = require "util.encodings".stringprep.nodeprep; |
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19 local resourceprep = require "util.encodings".stringprep.resourceprep; |
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20 |
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21 module:add_feature("jabber:iq:auth"); |
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22 module:hook("stream-features", function(event) |
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23 local origin, features = event.origin, event.features; |
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24 if secure_auth_only and not origin.secure then |
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25 -- Sorry, not offering to insecure streams! |
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26 return; |
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27 elseif not origin.username then |
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28 features:tag("auth", {xmlns='http://jabber.org/features/iq-auth'}):up(); |
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29 end |
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30 end); |
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31 |
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32 module:hook("stanza/iq/jabber:iq:auth:query", function(event) |
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33 local session, stanza = event.origin, event.stanza; |
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34 |
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35 if session.type ~= "c2s_unauthed" then |
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36 session.send(st.error_reply(stanza, "cancel", "service-unavailable", "Legacy authentication is only allowed for unauthenticated client connections.")); |
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37 return true; |
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38 end |
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39 |
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40 if secure_auth_only and not session.secure then |
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41 session.send(st.error_reply(stanza, "modify", "not-acceptable", "Encryption (SSL or TLS) is required to connect to this server")); |
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42 return true; |
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43 end |
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44 |
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45 local username = stanza.tags[1]:child_with_name("username"); |
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46 local password = stanza.tags[1]:child_with_name("password"); |
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47 local resource = stanza.tags[1]:child_with_name("resource"); |
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48 if not (username and password and resource) then |
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49 local reply = st.reply(stanza); |
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50 session.send(reply:query("jabber:iq:auth") |
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51 :tag("username"):up() |
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52 :tag("password"):up() |
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53 :tag("resource"):up()); |
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54 else |
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55 username, password, resource = t_concat(username), t_concat(password), t_concat(resource); |
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56 username = nodeprep(username); |
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57 resource = resourceprep(resource) |
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58 local reply = st.reply(stanza); |
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59 if usermanager.test_password(username, session.host, password) then |
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60 -- Authentication successful! |
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61 local success, err = sessionmanager.make_authenticated(session, username); |
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62 if success then |
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63 local err_type, err_msg; |
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64 success, err_type, err, err_msg = sessionmanager.bind_resource(session, resource); |
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65 if not success then |
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66 session.send(st.error_reply(stanza, err_type, err, err_msg)); |
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67 session.username, session.type = nil, "c2s_unauthed"; -- FIXME should this be placed in sessionmanager? |
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68 return true; |
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69 elseif resource ~= session.resource then -- server changed resource, not supported by legacy auth |
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70 session.send(st.error_reply(stanza, "cancel", "conflict", "The requested resource could not be assigned to this session.")); |
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71 session:close(); -- FIXME undo resource bind and auth instead of closing the session? |
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72 return true; |
30 | 73 end |
74 end | |
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75 session.send(st.reply(stanza)); |
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76 else |
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77 session.send(st.error_reply(stanza, "auth", "not-authorized")); |
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78 end |
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79 end |
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80 return true; |
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81 end); |