diff options
Diffstat (limited to 'src/pam/epam.erl')
| -rw-r--r-- | src/pam/epam.erl | 148 |
1 files changed, 0 insertions, 148 deletions
diff --git a/src/pam/epam.erl b/src/pam/epam.erl deleted file mode 100644 index e0ea1719a..000000000 --- a/src/pam/epam.erl +++ /dev/null @@ -1,148 +0,0 @@ -%%%------------------------------------------------------------------- -%%% File : epam.erl -%%% Author : Evgeniy Khramtsov <xram@jabber.ru> -%%% Purpose : PAM authentication and accounting management -%%% Created : 5 Jul 2007 by Evgeniy Khramtsov <xram@jabber.ru> -%%% -%%% -%%% ejabberd, Copyright (C) 2002-2013 ProcessOne -%%% -%%% This program is free software; you can redistribute it and/or -%%% modify it under the terms of the GNU General Public License as -%%% published by the Free Software Foundation; either version 2 of the -%%% License, or (at your option) any later version. -%%% -%%% This program is distributed in the hope that it will be useful, -%%% but WITHOUT ANY WARRANTY; without even the implied warranty of -%%% MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU -%%% General Public License for more details. -%%% -%%% You should have received a copy of the GNU General Public License -%%% along with this program; if not, write to the Free Software -%%% Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA -%%% 02111-1307 USA -%%% -%%%------------------------------------------------------------------- - --module(epam). - --author('xram@jabber.ru'). - --behaviour(gen_server). - --include_lib("kernel/include/file.hrl"). - --include("ejabberd.hrl"). - -%% API --export([start_link/0, start/0, stop/0]). - --export([authenticate/3, acct_mgmt/2]). - -%% gen_server callbacks --export([init/1, handle_call/3, handle_cast/2, - handle_info/2, terminate/2, code_change/3]). - --define(WARNING, - "File ~p is world-wide executable. This " - "is a possible security hole in your " - "system. This file must be setted root " - "on execution and only ejabberd must " - "be able to read/execute it. You have " - "been warned :)"). - --define(PROCNAME, ?MODULE). - --define(CMD_AUTH, 0). - --define(CMD_ACCT, 1). - --record(state, {port}). - -%%==================================================================== -%% API -%%==================================================================== -start() -> - ChildSpec = {?PROCNAME, {?MODULE, start_link, []}, - transient, 1000, worker, [?MODULE]}, - supervisor:start_child(ejabberd_sup, ChildSpec). - -stop() -> - gen_server:call(?PROCNAME, stop), - supervisor:terminate_child(ejabberd_sup, ?PROCNAME), - supervisor:delete_child(ejabberd_sup, ?PROCNAME). - -start_link() -> - gen_server:start_link({local, ?PROCNAME}, ?MODULE, [], - []). - -authenticate(Srv, User, Pass) - when is_binary(Srv), is_binary(User), is_binary(Pass) -> - gen_server:call(?PROCNAME, - {authenticate, Srv, User, Pass}). - -acct_mgmt(Srv, User) - when is_binary(Srv), is_binary(User) -> - gen_server:call(?PROCNAME, {acct_mgmt, Srv, User}). - -%%==================================================================== -%% gen_server callbacks -%%==================================================================== -init([]) -> - FileName = filename:join(ejabberd:get_bin_path(), - "epam"), - case file:read_file_info(FileName) of - {ok, Info} -> - Mode = Info#file_info.mode band 2049, - if Mode == 2049 -> ?WARNING_MSG((?WARNING), [FileName]); - true -> ok - end, - Port = open_port({spawn, FileName}, - [{packet, 2}, binary, exit_status]), - {ok, #state{port = Port}}; - {error, Reason} -> - ?ERROR_MSG("Can't open file ~p: ~p", - [FileName, Reason]), - error - end. - -terminate(_Reason, #state{port = Port}) -> - catch port_close(Port), ok. - -handle_call({authenticate, Srv, User, Pass}, From, - State) -> - Port = State#state.port, - Data = term_to_binary({?CMD_AUTH, From, - {Srv, User, Pass}}), - port_command(Port, Data), - {noreply, State}; -handle_call({acct_mgmt, Srv, User}, From, State) -> - Port = State#state.port, - Data = term_to_binary({?CMD_ACCT, From, {Srv, User}}), - port_command(Port, Data), - {noreply, State}; -handle_call(stop, _From, State) -> - {stop, normal, ok, State}; -handle_call(_Request, _From, State) -> - {reply, bad_request, State}. - -handle_info({Port, {data, Data}}, - #state{port = Port} = State) -> - case binary_to_term(Data) of - {Cmd, To, Reply} - when Cmd == (?CMD_AUTH); Cmd == (?CMD_ACCT) -> - gen_server:reply(To, Reply); - Err -> - ?ERROR_MSG("Got invalid reply from ~p: ~p", [Port, Err]) - end, - {noreply, State}; -handle_info({Port, {exit_status, _}}, - #state{port = Port} = State) -> - {stop, port_died, State}; -handle_info(Msg, State) -> - ?WARNING_MSG("Got unexpected message: ~p", [Msg]), - {noreply, State}. - -handle_cast(_Msg, State) -> {noreply, State}. - -code_change(_OldVsn, State, _Extra) -> {ok, State}. |