mirror of
https://github.com/processone/ejabberd.git
synced 2024-12-22 17:28:25 +01:00
80 lines
2.5 KiB
Erlang
80 lines
2.5 KiB
Erlang
%%%-------------------------------------------------------------------
|
|
%%% File : ejabberd_auth_pam.erl
|
|
%%% Author : Evgeniy Khramtsov <xram@jabber.ru>
|
|
%%% Purpose : PAM authentication
|
|
%%% Created : 5 Jul 2007 by Evgeniy Khramtsov <xram@jabber.ru>
|
|
%%%
|
|
%%%
|
|
%%% ejabberd, Copyright (C) 2002-2020 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.,
|
|
%%% 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA.
|
|
%%%
|
|
%%%-------------------------------------------------------------------
|
|
-module(ejabberd_auth_pam).
|
|
|
|
-author('xram@jabber.ru').
|
|
|
|
-behaviour(ejabberd_auth).
|
|
|
|
-export([start/1, stop/1, check_password/4,
|
|
user_exists/2, store_type/1, plain_password_required/1]).
|
|
|
|
start(_Host) ->
|
|
ejabberd:start_app(epam).
|
|
|
|
stop(_Host) ->
|
|
ok.
|
|
|
|
check_password(User, AuthzId, Host, Password) ->
|
|
if AuthzId /= <<>> andalso AuthzId /= User ->
|
|
false;
|
|
true ->
|
|
Service = get_pam_service(Host),
|
|
UserInfo = case get_pam_userinfotype(Host) of
|
|
username -> User;
|
|
jid -> <<User/binary, "@", Host/binary>>
|
|
end,
|
|
case catch epam:authenticate(Service, UserInfo, Password) of
|
|
true -> {cache, true};
|
|
false -> {cache, false};
|
|
_ -> {nocache, false}
|
|
end
|
|
end.
|
|
|
|
user_exists(User, Host) ->
|
|
Service = get_pam_service(Host),
|
|
UserInfo = case get_pam_userinfotype(Host) of
|
|
username -> User;
|
|
jid -> <<User/binary, "@", Host/binary>>
|
|
end,
|
|
case catch epam:acct_mgmt(Service, UserInfo) of
|
|
true -> {cache, true};
|
|
false -> {cache, false};
|
|
_Err -> {nocache, {error, db_failure}}
|
|
end.
|
|
|
|
plain_password_required(_) -> true.
|
|
|
|
store_type(_) -> external.
|
|
|
|
%%====================================================================
|
|
%% Internal functions
|
|
%%====================================================================
|
|
get_pam_service(Host) ->
|
|
ejabberd_option:pam_service(Host).
|
|
|
|
get_pam_userinfotype(Host) ->
|
|
ejabberd_option:pam_userinfotype(Host).
|