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https://github.com/processone/ejabberd.git
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3202705ad6
* src/mod_vcard.erl: Bugfix * src/ejabberd_app.erl: Updated to allow different authentication methods for different virtual hosts * src/ejabberd_auth.erl: Likewise * src/ejabberd_auth_external.erl: Likewise * src/ejabberd_auth_internal.erl: Likewise * src/ejabberd_auth_ldap.erl: Likewise * src/ejabberd_auth_odbc.erl: Likewise * src/cyrsasl.erl: Likewise * src/cyrsasl_digest.erl: Likewise * src/cyrsasl_plain.erl: Likewise * src/ejabberd_c2s.erl: Likewise * src/ejabberd_config.erl: Likewise * src/extauth.erl: Likewise * src/mod_last_odbc.erl: Likewise * src/mod_offline_odbc.erl: Likewise * src/mod_roster_odbc.erl: Likewise * src/odbc/ejabberd_odbc.erl: Likewise * src/odbc/ejabberd_odbc_sup.erl: Likewise SVN Revision: 374
78 lines
1.8 KiB
Erlang
78 lines
1.8 KiB
Erlang
%%%----------------------------------------------------------------------
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%%% File : extauth.erl
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%%% Author : Leif Johansson <leifj@it.su.se>
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%%% Purpose : External authentication using a simple port-driver
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%%% Created : 30 Jul 2004 by Leif Johansson <leifj@it.su.se>
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%%% Id : $Id$
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%%%----------------------------------------------------------------------
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-module(extauth).
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-author('leifj@it.su.se').
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-export([start/2, stop/1, init/2,
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check_password/3, set_password/3, is_user_exists/2]).
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start(Host, ExtPrg) ->
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spawn(?MODULE, init, [Host, ExtPrg]).
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init(Host, ExtPrg) ->
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register(gen_mod:get_module_proc(Host, eauth), self()),
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process_flag(trap_exit,true),
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Port = open_port({spawn, ExtPrg}, [{packet,2}]),
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loop(Port).
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stop(Host) ->
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gen_mod:get_module_proc(Host, eauth) ! stop.
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check_password(User, Server, Password) ->
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call_port(Server, ["auth", User, Server, Password]).
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is_user_exists(User, Server) ->
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call_port(Server, ["isuser", User, Server]).
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set_password(User, Server, Password) ->
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call_port(Server, ["setpass", User, Server, Password]).
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call_port(Server, Msg) ->
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LServer = jlib:nameprep(Server),
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gen_mod:get_module_proc(LServer, eauth) ! {call, self(), Msg},
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receive
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{eauth,Result} ->
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Result
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end.
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loop(Port) ->
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receive
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{call, Caller, Msg} ->
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Port ! {self(), {command, encode(Msg)}},
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receive
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{Port, {data, Data}} ->
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Caller ! {eauth, decode(Data)}
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end,
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loop(Port);
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stop ->
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Port ! {self(), close},
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receive
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{Port, closed} ->
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exit(normal)
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end;
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{'EXIT', Port, Reason} ->
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io:format("~p ~n", [Reason]),
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exit(port_terminated)
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end.
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join(List, Sep) ->
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lists:foldl(fun(A, "") -> A;
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(A, Acc) -> Acc ++ Sep ++ A
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end, "", List).
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encode(L) ->
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join(L,":").
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decode([0,0]) ->
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false;
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decode([0,1]) ->
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true.
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