prosody
a9e02b5c58d2
core/usermanager.lua

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core/usermanager.lua @ 341:a9e02b5c58d2

Don't error if streamopened/streamclosed callback is not specified for a session
author Matthew Wild <mwild1@gmail.com>
date Wed, 19 Nov 2008 05:10:16 +0000
parent 228:875842235836
child 449:c0a4a1e63d70
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2 require "util.datamanager"
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3 local datamanager = datamanager;
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4 local log = require "util.logger".init("usermanager");
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5 local error = error;
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6 local hashes = require "util.hashes";
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8 module "usermanager"
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10 function validate_credentials(host, username, password, method)
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11 log("debug", "User '%s' is being validated", username);
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12 local credentials = datamanager.load(username, host, "accounts") or {};
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13 if method == nil then method = "PLAIN"; end
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14 if method == "PLAIN" and credentials.password then -- PLAIN, do directly
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15 if password == credentials.password then
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16 return true;
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17 else
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18 return nil, "Auth failed. Invalid username or password.";
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19 end
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20 end
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21 -- must do md5
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22 if not hashes.md5 then
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23 return nil, "Server misconfiguration, the md5 library is not available.";
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24 end
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25 -- make credentials md5
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26 local pwd = credentials.password;
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27 if not pwd then pwd = credentials.md5; else pwd = hashes.md5(pwd); end
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28 -- make password md5
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29 if method == "PLAIN" then
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30 password = hashes.md5(password or "");
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31 elseif method ~= "DIGEST-MD5" then
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32 return nil, "Unsupported auth method";
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33 end
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34 -- compare
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35 if password == pwd then
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36 return true;
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37 else
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38 return nil, "Auth failed. Invalid username or password.";
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39 end
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40 end
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42 function user_exists(username, host)
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43 return datamanager.load(username, host, "accounts") ~= nil; -- FIXME also check for empty credentials
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44 end
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46 function create_user(username, password, host)
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47 return datamanager.store(username, host, "accounts", {password = password});
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48 end
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50 function get_supported_methods(host)
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51 local methods = {["PLAIN"] = true}; -- TODO this should be taken from the config
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52 if hashes.md5 then
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53 methods["DIGEST-MD5"] = true;
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54 end
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55 return methods;
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56 end
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57
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58 return _M;