prosody
b2f9782497dd
plugins/mod_auth_internal_plain.lua

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plugins/mod_auth_internal_plain.lua @ 11481:b2f9782497dd

util.datamapper: Don't include empty unwrapped arrays Since there is no way to distinguish an empty such array from a zero-length array. Dropping it seems like the least annoying thing to do.
author Kim Alvefur <zash@zash.se>
date Wed, 24 Mar 2021 00:48:02 +0100
parent 10914:0d7d71dee0a0
child 11544:c98aebe601f9
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Jeff Mitchell <jeff@jefferai.org>
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1 -- Prosody IM
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Jeff Mitchell <jeff@jefferai.org>
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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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11 local saslprep = require "util.encodings".stringprep.saslprep;
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12
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13 local log = module._log;
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14 local host = module.host;
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15
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16 local accounts = module:open_store("accounts");
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17
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18 -- define auth provider
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19 local provider = {};
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20
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21 function provider.test_password(username, password)
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22 log("debug", "test password for user '%s'", username);
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23 local credentials = accounts:get(username) or {};
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24 password = saslprep(password);
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25 if not password then
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26 return nil, "Password fails SASLprep.";
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27 end
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28
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29 if password == saslprep(credentials.password) then
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30 return true;
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31 else
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32 return nil, "Auth failed. Invalid username or password.";
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33 end
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34 end
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35
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36 function provider.get_password(username)
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37 log("debug", "get_password for username '%s'", username);
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38 return (accounts:get(username) or {}).password;
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39 end
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41 function provider.set_password(username, password)
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42 log("debug", "set_password for username '%s'", username);
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43 password = saslprep(password);
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44 if not password then
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45 return nil, "Password fails SASLprep.";
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46 end
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47 local account = accounts:get(username);
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48 if account then
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49 account.password = password;
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50 return accounts:set(username, account);
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51 end
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52 return nil, "Account not available.";
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53 end
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54
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55 function provider.user_exists(username)
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56 local account = accounts:get(username);
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57 if not account then
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58 log("debug", "account not found for username '%s'", username);
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59 return nil, "Auth failed. Invalid username";
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60 end
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61 return true;
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62 end
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63
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64 function provider.users()
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65 return accounts:users();
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66 end
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67
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68 function provider.create_user(username, password)
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69 password = saslprep(password);
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70 if not password then
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71 return nil, "Password fails SASLprep.";
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72 end
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73 return accounts:set(username, {password = password});
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74 end
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75
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76 function provider.delete_user(username)
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77 return accounts:set(username, nil);
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78 end
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79
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80 function provider.get_sasl_handler()
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81 local getpass_authentication_profile = {
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82 plain = function(_, username, realm)
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83 local password = usermanager.get_password(username, realm);
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84 if not password then
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85 return "", nil;
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86 end
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87 return password, true;
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88 end
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89 };
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90 return new_sasl(host, getpass_authentication_profile);
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91 end
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92
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93 module:provides("auth", provider);
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94