Mercurial > prosody-modules
annotate mod_auth_ldap/mod_auth_ldap.lua @ 1216:81a3bf8aba90
mod_component_client: Use the net.server connection abstraction for sending whitespace keep-alive, and not the raw socket (fixes a traceback which lead to an infinite timer loop in libevent)
author | Waqas Hussain <waqas20@gmail.com> |
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date | Mon, 28 Oct 2013 11:55:59 -0400 |
parents | db4085433e5f |
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1 |
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2 local new_sasl = require "util.sasl".new; |
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3 local log = require "util.logger".init("auth_ldap"); |
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5 local ldap_server = module:get_option_string("ldap_server", "localhost"); |
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6 local ldap_rootdn = module:get_option_string("ldap_rootdn", ""); |
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7 local ldap_password = module:get_option_string("ldap_password", ""); |
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8 local ldap_tls = module:get_option_boolean("ldap_tls"); |
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9 local ldap_scope = module:get_option_string("ldap_scope", "onelevel"); |
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10 local ldap_filter = module:get_option_string("ldap_filter", "(uid=%s)"); |
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11 local ldap_base = assert(module:get_option_string("ldap_base"), "ldap_base is a required option for ldap"); |
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12 |
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13 local lualdap = require "lualdap"; |
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14 local ld = assert(lualdap.open_simple(ldap_server, ldap_rootdn, ldap_password, ldap_tls)); |
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15 module.unload = function() ld:close(); end |
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17 local function ldap_filter_escape(s) return (s:gsub("[\\*\\(\\)\\\\%z]", function(c) return ("\\%02x"):format(c:byte()) end)); end |
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18 |
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19 local function get_user(username) |
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20 module:log("debug", "get_user(%q)", username); |
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21 return ld:search({ |
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22 base = ldap_base; |
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23 scope = ldap_scope; |
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24 filter = ldap_filter:format(ldap_filter_escape(username)); |
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25 })(); |
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26 end |
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27 |
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28 local provider = {}; |
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29 |
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30 function provider.get_password(username) |
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31 local dn, attr = get_user(username); |
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32 if dn and attr then |
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33 return attr.userPassword; |
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34 end |
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35 end |
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37 function provider.test_password(username, password) |
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38 return provider.get_password(username) == password; |
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39 end |
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40 function provider.user_exists(username) |
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41 return not not get_user(username); |
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42 end |
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43 function provider.set_password(username, password) |
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44 local dn, attr = get_user(username); |
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45 if not dn then return nil, attr end |
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46 if attr.password ~= password then |
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47 ld:modify(dn, { '=', userPassword = password }); |
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48 end |
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49 return true |
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50 end |
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51 function provider.create_user(username, password) return nil, "Account creation not available with LDAP."; end |
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52 |
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53 function provider.get_sasl_handler() |
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54 return new_sasl(module.host, { |
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55 plain = function(sasl, username) |
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56 local password = provider.get_password(username); |
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57 if not password then return "", nil; end |
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58 return password, true; |
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59 end |
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60 }); |
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61 end |
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62 |
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63 module:provides("auth", provider); |