Mercurial > prosody-modules

annotate mod_auth_token/mod_sasl_token.lua @ 5401:c8d04ac200fc

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mod_http_oauth2: Reject loopback URIs as client_uri This really should be a proper website with info, https://localhost is not good enough. Ideally we'd validate that it's got proper DNS and is actually reachable, but triggering HTTP or even DNS lookups seems like it would carry abuse potential that would best to avoid.
author Kim Alvefur <zash@zash.se>
date Tue, 02 May 2023 16:20:55 +0200
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children
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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 s_match = string.match;
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7 local registerMechanism = require "util.sasl".registerMechanism;
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8 local saslprep = require "util.encodings".stringprep.saslprep;
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9 local nodeprep = require "util.encodings".stringprep.nodeprep;
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10 local log = require "util.logger".init("sasl");
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11 local _ENV = nil;
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12
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13
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14 local function token_auth(self, message)
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15 if not message then
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16 return "failure", "malformed-request";
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17 end
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18
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19 local authorization, authentication, password = s_match(message, "^([^%z]*)%z([^%z]+)%z([^%z]+)");
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20
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21 if not authorization then
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22 return "failure", "malformed-request";
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23 end
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24
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25 -- SASLprep password and authentication
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26 authentication = saslprep(authentication);
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27 password = saslprep(password);
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28
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29 if (not password) or (password == "") or (not authentication) or (authentication == "") then
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30 log("debug", "Username or password violates SASLprep.");
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31 return "failure", "malformed-request", "Invalid username or password.";
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32 end
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33
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34 local _nodeprep = self.profile.nodeprep;
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35 if _nodeprep ~= false then
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36 authentication = (_nodeprep or nodeprep)(authentication);
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37 if not authentication or authentication == "" then
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38 return "failure", "malformed-request", "Invalid username or password."
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39 end
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40 end
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41
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42 local correct, state = false, false;
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43 correct, state = self.profile.token(self, authentication, password, self.realm);
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44
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45 self.username = authentication
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46 if state == false then
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47 return "failure", "account-disabled";
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48 elseif state == nil or not correct then
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49 return "failure", "not-authorized", "Unable to authorize you with the authentication credentials you've sent.";
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50 end
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51 return "success";
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52 end
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53
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54 registerMechanism("X-TOKEN", {"token"}, token_auth);