prosody
b22d24b5a89a
plugins/mod_auth_internal_plain.lua

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plugins/mod_auth_internal_plain.lua @ 5173:b22d24b5a89a

mod_s2s: Detect TLS compression
author Kim Alvefur <zash@zash.se>
date Wed, 24 Oct 2012 19:05:56 +0200
parent 5156:6b08c922a2e4
child 5302:52fe5df91c65
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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 datamanager = require "util.datamanager";
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10 local usermanager = require "core.usermanager";
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11 local new_sasl = require "util.sasl".new;
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12 local nodeprep = require "util.encodings".stringprep.nodeprep;
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13
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14 local log = module._log;
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15 local host = module.host;
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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 '%s' for user %s at host %s", password, username, host);
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23 local credentials = datamanager.load(username, host, "accounts") or {};
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24
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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 (datamanager.load(username, host, "accounts") 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 = datamanager.load(username, host, "accounts");
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39 if account then
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40 account.password = password;
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41 return datamanager.store(username, host, "accounts", 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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45
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46 function provider.user_exists(username)
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47 local account = datamanager.load(username, host, "accounts");
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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 datamanager.users(host, "accounts");
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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 datamanager.store(username, host, "accounts", {password = password});
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61 end
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62
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63 function provider.delete_user(username)
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64 return datamanager.store(username, host, "accounts", 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 prepped_username = nodeprep(username);
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71 if not prepped_username then
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72 log("debug", "NODEprep failed on username: %s", username);
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73 return "", nil;
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74 end
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75 local password = usermanager.get_password(prepped_username, realm);
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76 if not password then
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77 return "", nil;
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78 end
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79 return password, true;
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80 end
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81 };
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82 return new_sasl(host, getpass_authentication_profile);
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83 end
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84
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85 module:provides("auth", provider);
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86