prosody-modules
6b3181fe5617
mod_auth_token/mod_auth_token.lua

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mod_auth_token/mod_auth_token.lua @ 3568:6b3181fe5617

mod_auth_token: Timezone fix for TOTP checking luatz.time() returns milliseconds since epoch which is in UTC time, so we don't need to convert to UTC with gmtime. By calling gmtime, TOTP validation was failing when this module wasn't running on machine set to UTC time.
author JC Brand <jc@opkode.com>
date Thu, 02 May 2019 11:07:27 +0200
parent 2956:d0ca211e1b0e
child 3693:0fb12a4b6106
Ignore whitespace changes - Everywhere: Within whitespace: At end of lines:
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1 -- Copyright (C) 2018 Minddistrict
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2 --
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3 -- This file is MIT/X11 licensed.
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4 --
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5
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6 local host = module.host;
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7 local log = module._log;
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8 local new_sasl = require "util.sasl".new;
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9 local verify_token = module:require "token_auth_utils".verify_token;
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10
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11 local provider = {};
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12
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13
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14 function provider.test_password(username, password, realm)
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15 log("debug", "Testing signed OTP for user %s at host %s", username, host);
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16 return verify_token(
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17 username,
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18 password,
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19 realm,
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20 module:get_option_string("otp_seed"),
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21 module:get_option_string("token_secret"),
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22 log
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23 );
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24 end
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25
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26 function provider.users()
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27 return function()
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28 return nil;
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29 end
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30 end
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31
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32 function provider.set_password(username, password)
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33 return nil, "Changing passwords not supported";
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34 end
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35
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36 function provider.user_exists(username)
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37 return true;
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38 end
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39
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40 function provider.create_user(username, password)
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41 return nil, "User creation not supported";
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42 end
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43
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44 function provider.delete_user(username)
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45 return nil , "User deletion not supported";
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46 end
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47
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48 function provider.get_sasl_handler()
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49 local supported_mechanisms = {};
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50 supported_mechanisms["X-TOKEN"] = true;
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51 return new_sasl(host, {
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52 token = function(sasl, username, password, realm)
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53 return provider.test_password(username, password, realm), true;
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54 end,
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55 mechanisms = supported_mechanisms
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56 });
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57 end
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58
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59 module:provides("auth", provider);