prosody
8ad50989d79e
plugins/mod_auth_cyrus.lua

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plugins/mod_auth_cyrus.lua @ 3192:8ad50989d79e

mod_auth_cyrus: Auth provider with support for Cyrus SASL.
author Waqas Hussain <waqas20@gmail.com>
date Mon, 07 Jun 2010 04:23:08 +0500
child 3271:1b6c2984c1f4
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3192
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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 -- Copyright (C) 2010 Jeff Mitchell
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5 --
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6 -- This project is MIT/X11 licensed. Please see the
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7 -- COPYING file in the source package for more information.
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8 --
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9
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10 local log = require "util.logger".init("usermanager");
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11 local type = type;
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12 local ipairs = ipairs;
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13 local jid_bare = require "util.jid".bare;
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14 local config = require "core.configmanager";
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15
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16 local cyrus_service_realm = module:get_option("cyrus_service_realm");
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17 local cyrus_service_name = module:get_option("cyrus_service_name");
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18 local cyrus_application_name = module:get_option("cyrus_application_name");
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19
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20 prosody.unlock_globals(); --FIXME: Figure out why this is needed and
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21 -- why cyrussasl isn't caught by the sandbox
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22 local cyrus_new = require "util.sasl_cyrus".new;
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23 prosody.lock_globals();
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24 local new_sasl = function(realm)
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25 return cyrus_new(
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26 cyrus_service_realm or realm,
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27 cyrus_service_name or "xmpp",
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28 cyrus_application_name or "prosody"
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29 );
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30 end
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31
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32 function new_default_provider(host)
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33 local provider = { name = "cyrus" };
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34 log("debug", "initializing default authentication provider for host '%s'", host);
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35
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36 function provider.test_password(username, password)
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37 return nil, "Legacy auth not supported with Cyrus SASL.";
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38 end
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39
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40 function provider.get_password(username)
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41 return nil, "Passwords unavailable for Cyrus SASL.";
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42 end
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43
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44 function provider.set_password(username, password)
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45 return nil, "Passwords unavailable for Cyrus SASL.";
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46 end
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47
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48 function provider.user_exists(username)
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49 return true;
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50 end
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51
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52 function provider.create_user(username, password)
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53 return nil, "Account creation/modification not available with Cyrus SASL.";
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54 end
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55
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56 function provider.get_sasl_handler()
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57 local realm = module:get_option("sasl_realm") or module.host;
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58 return new_sasl(realm);
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59 end
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60
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61 function provider.is_admin(jid)
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62 local admins = config.get(host, "core", "admins");
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63 if admins ~= config.get("*", "core", "admins") and type(admins) == "table" then
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64 jid = jid_bare(jid);
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65 for _,admin in ipairs(admins) do
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66 if admin == jid then return true; end
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67 end
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68 elseif admins then
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69 log("error", "Option 'admins' for host '%s' is not a table", host);
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70 end
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71 return is_admin(jid); -- Test whether it's a global admin instead
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72 end
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73 return provider;
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74 end
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75
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76 module:add_item("auth-provider", new_default_provider(module.host));
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77