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1 -- vim:sts=4 sw=4 |
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2 |
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3 -- Prosody IM |
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4 -- Copyright (C) 2008-2010 Matthew Wild |
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5 -- Copyright (C) 2008-2010 Waqas Hussain |
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6 -- Copyright (C) 2012 Rob Hoelz |
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7 -- |
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8 -- This project is MIT/X11 licensed. Please see the |
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9 -- COPYING file in the source package for more information. |
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10 -- |
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11 -- http://code.google.com/p/prosody-modules/source/browse/mod_auth_ldap/mod_auth_ldap.lua |
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12 -- adapted to use common LDAP store |
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13 |
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14 local ldap = module:require 'ldap'; |
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15 local new_sasl = require 'util.sasl'.new; |
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16 local nodeprep = require 'util.encodings'.stringprep.nodeprep; |
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17 local jsplit = require 'util.jid'.split; |
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18 |
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19 if not ldap then |
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20 return; |
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21 end |
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22 |
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23 local provider = { name = 'ldap' } |
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24 |
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25 function provider.test_password(username, password) |
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26 return ldap.bind(username, password); |
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27 end |
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28 |
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29 function provider.user_exists(username) |
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30 local params = ldap.getparams() |
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31 |
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32 local filter = ldap.filter.combine_and(params.user.filter, params.user.usernamefield .. '=' .. username); |
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33 |
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34 return ldap.singlematch { |
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35 base = params.user.basedn, |
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36 filter = filter, |
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37 }; |
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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 LDAP."; |
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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 LDAP."; |
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46 end |
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47 |
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48 function provider.create_user(username, password) |
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49 return nil, "Account creation/modification not available with LDAP."; |
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50 end |
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51 |
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52 function provider.get_sasl_handler() |
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53 local testpass_authentication_profile = { |
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54 plain_test = function(sasl, username, password, realm) |
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55 local prepped_username = nodeprep(username); |
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56 if not prepped_username then |
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57 module:log("debug", "NODEprep failed on username: %s", username); |
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58 return "", nil; |
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59 end |
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60 return provider.test_password(prepped_username, password), true; |
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61 end, |
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62 mechanisms = { PLAIN = true }, |
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63 }; |
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64 return new_sasl(module.host, testpass_authentication_profile); |
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65 end |
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66 |
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67 function provider.is_admin(jid) |
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68 local admin_config = ldap.getparams().admin; |
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69 |
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70 if not admin_config then |
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71 return; |
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72 end |
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73 |
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74 local ld = ldap:getconnection(); |
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75 local username = jsplit(jid); |
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76 local filter = ldap.filter.combine_and(admin_config.filter, admin_config.namefield .. '=' .. username); |
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77 |
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78 return ldap.singlematch { |
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79 base = admin_config.basedn, |
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80 filter = filter, |
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81 }; |
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82 end |
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83 |
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84 module:add_item("auth-provider", provider); |