Mercurial > prosody-modules

annotate mod_password_policy/mod_password_policy.lua @ 4340:7cd3b7ec59e9

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mod_http_oauth2: Rudimentary support for scopes (but not really) We don't support limiting access, but this change will inform the client what permissions the created token has (e.g. is the user an admin or not). There is some work in progress on real scope support.
author Matthew Wild <mwild1@gmail.com>
date Sat, 16 Jan 2021 19:47:22 +0000
parents 662f2722f745
children 56eba4bca28f
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1 -- Password policy enforcement for Prosody
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2 --
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3 -- Copyright (C) 2012 Waqas Hussain
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4 --
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5 --
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6 -- Configuration:
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7 -- password_policy = {
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8 -- length = 8;
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9 -- }
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10
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11
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12 local options = module:get_option("password_policy");
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13
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14 options = options or {};
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15 options.length = options.length or 8;
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16
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17 local st = require "util.stanza";
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18
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19 function check_password(password)
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20 if #password < options.length then
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21 return nil, ("Password is too short (minimum %d characters)"):format(options.length);
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22 end
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23 return true;
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24 end
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25
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26 function get_policy()
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27 return options;
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28 end
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29
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30 function handler(event)
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31 local origin, stanza = event.origin, event.stanza;
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32
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33 if stanza.attr.type == "set" then
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34 local query = stanza.tags[1];
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35
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36 local passwords = {};
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37
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38 local dataform = query:get_child("x", "jabber:x:data");
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39 if dataform then
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40 for _,tag in ipairs(dataform.tags) do
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41 if tag.attr.var == "password" then
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42 table.insert(passwords, tag:get_child_text("value"));
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43 end
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44 end
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45 end
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46
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47 table.insert(passwords, query:get_child_text("password"));
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48
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49 for _,password in ipairs(passwords) do
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50 if password and not check_password(password) then
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51 origin.send(st.error_reply(stanza, "cancel", "not-acceptable", "Please use a longer password."));
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52 return true;
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53 end
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54 end
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55 end
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56 end
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57
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58 module:hook("iq/self/jabber:iq:register:query", handler, 10);
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59 module:hook("iq/host/jabber:iq:register:query", handler, 10);
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60 module:hook("stanza/iq/jabber:iq:register:query", handler, 10);