prosody
755f705f126a
plugins/mod_auth_internal_plain.lua

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plugins/mod_auth_internal_plain.lua @ 5513:755f705f126a

util.adhoc: New util for generating common adhoc handler patterns
author Florian Zeitz <florob@babelmonkeys.de>
date Tue, 23 Apr 2013 14:49:31 +0200
parent 5509:76744bda82be
child 5776:bd0ff8ae98a8
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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 usermanager = require "core.usermanager";
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10 local new_sasl = require "util.sasl".new;
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12 local log = module._log;
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13 local host = module.host;
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14
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15 local accounts = module:open_store("accounts");
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16
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17 -- define auth provider
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18 local provider = {};
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19 log("debug", "initializing internal_plain authentication provider for host '%s'", host);
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21 function provider.test_password(username, password)
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22 log("debug", "test password for user %s at host %s", username, host);
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23 local credentials = accounts:get(username) or {};
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25 if password == credentials.password then
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26 return true;
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27 else
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28 return nil, "Auth failed. Invalid username or password.";
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29 end
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30 end
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32 function provider.get_password(username)
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33 log("debug", "get_password for username '%s' at host '%s'", username, host);
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34 return (accounts:get(username) or {}).password;
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35 end
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37 function provider.set_password(username, password)
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38 local account = accounts:get(username);
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39 if account then
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40 account.password = password;
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41 return accounts:set(username, account);
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42 end
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43 return nil, "Account not available.";
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44 end
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46 function provider.user_exists(username)
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47 local account = accounts:get(username);
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48 if not account then
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49 log("debug", "account not found for username '%s' at host '%s'", username, host);
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50 return nil, "Auth failed. Invalid username";
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51 end
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52 return true;
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53 end
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54
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55 function provider.users()
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56 return accounts:users();
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57 end
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58
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59 function provider.create_user(username, password)
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60 return accounts:set(username, {password = password});
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61 end
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63 function provider.delete_user(username)
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64 return accounts:set(username, nil);
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65 end
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66
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67 function provider.get_sasl_handler()
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68 local getpass_authentication_profile = {
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69 plain = function(sasl, username, realm)
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70 local password = usermanager.get_password(username, realm);
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71 if not password then
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72 return "", nil;
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73 end
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74 return password, true;
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75 end
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76 };
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77 return new_sasl(host, getpass_authentication_profile);
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78 end
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79
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80 module:provides("auth", provider);
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81