prosody
a125daa42ad4
plugins/mod_auth_cyrus.lua

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plugins/mod_auth_cyrus.lua @ 5056:a125daa42ad4

mod_storage_sql: Return connection from connect even if already connected (thanks IRON)
author Matthew Wild <mwild1@gmail.com>
date Mon, 30 Jul 2012 18:50:46 +0100
parent 5000:58c9519dc461
child 5115:3939960b3c07
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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 --
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5 -- This project is MIT/X11 licensed. Please see the
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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 local log = require "util.logger".init("auth_cyrus");
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10
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11 local usermanager_user_exists = require "core.usermanager".user_exists;
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12
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13 local cyrus_service_realm = module:get_option("cyrus_service_realm");
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14 local cyrus_service_name = module:get_option("cyrus_service_name");
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15 local cyrus_application_name = module:get_option("cyrus_application_name");
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16 local require_provisioning = module:get_option("cyrus_require_provisioning") or false;
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17 local host_fqdn = module:get_option("cyrus_server_fqdn");
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19 prosody.unlock_globals(); --FIXME: Figure out why this is needed and
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20 -- why cyrussasl isn't caught by the sandbox
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21 local cyrus_new = require "util.sasl_cyrus".new;
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22 prosody.lock_globals();
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23 local new_sasl = function(realm)
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24 return cyrus_new(
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25 cyrus_service_realm or realm,
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26 cyrus_service_name or "xmpp",
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27 cyrus_application_name or "prosody",
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28 host_fqdn
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29 );
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30 end
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31
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32 do -- diagnostic
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33 local list;
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34 for mechanism in pairs(new_sasl(module.host):mechanisms()) do
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35 list = (not(list) and mechanism) or (list..", "..mechanism);
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36 end
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37 if not list then
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38 module:log("error", "No Cyrus SASL mechanisms available");
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39 else
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40 module:log("debug", "Available Cyrus SASL mechanisms: %s", list);
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41 end
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42 end
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43
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44 function new_default_provider(host)
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45 local provider = { name = "cyrus" };
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46 log("debug", "initializing default authentication provider for host '%s'", host);
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47
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48 function provider.test_password(username, password)
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49 return nil, "Legacy auth not supported with Cyrus SASL.";
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50 end
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51
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52 function provider.get_password(username)
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53 return nil, "Passwords unavailable for Cyrus SASL.";
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54 end
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55
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56 function provider.set_password(username, password)
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57 return nil, "Passwords unavailable for Cyrus SASL.";
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58 end
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59
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60 function provider.user_exists(username)
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61 if require_provisioning then
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62 return usermanager_user_exists(username, module.host);
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63 end
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64 return true;
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65 end
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66
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67 function provider.create_user(username, password)
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68 return nil, "Account creation/modification not available with Cyrus SASL.";
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69 end
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70
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71 function provider.get_sasl_handler()
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72 local handler = new_sasl(module.host);
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73 if require_provisioning then
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74 function handler.require_provisioning(username)
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75 return usermanager_user_exists(username, module.host);
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76 end
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77 end
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78 return handler;
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79 end
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80
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81 return provider;
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82 end
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83
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84 module:add_item("auth-provider", new_default_provider(module.host));
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85