2007-10-01 12:49:42 +02:00
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%%%-------------------------------------------------------------------
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%%% File : ejabberd_auth_pam.erl
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%%% Author : Evgeniy Khramtsov <xram@jabber.ru>
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%%% Purpose : PAM authentication
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%%% Created : 5 Jul 2007 by Evgeniy Khramtsov <xram@jabber.ru>
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2007-12-24 12:41:41 +01:00
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%%%
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%%%
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2016-01-13 12:29:14 +01:00
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%%% ejabberd, Copyright (C) 2002-2016 ProcessOne
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2007-12-24 12:41:41 +01:00
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%%%
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%%% This program is free software; you can redistribute it and/or
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%%% modify it under the terms of the GNU General Public License as
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%%% published by the Free Software Foundation; either version 2 of the
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%%% License, or (at your option) any later version.
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%%%
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%%% This program is distributed in the hope that it will be useful,
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%%% but WITHOUT ANY WARRANTY; without even the implied warranty of
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%%% MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
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%%% General Public License for more details.
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2009-01-12 15:44:42 +01:00
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%%%
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2014-02-22 11:27:40 +01:00
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%%% You should have received a copy of the GNU General Public License along
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%%% with this program; if not, write to the Free Software Foundation, Inc.,
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%%% 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA.
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2007-12-24 12:41:41 +01:00
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%%%
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2007-10-01 12:49:42 +02:00
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%%%-------------------------------------------------------------------
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-module(ejabberd_auth_pam).
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2013-03-14 10:33:02 +01:00
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2015-06-01 14:38:27 +02:00
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-behaviour(ejabberd_config).
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2007-10-01 12:49:42 +02:00
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-author('xram@jabber.ru').
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2013-03-14 10:33:02 +01:00
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-behaviour(ejabberd_auth).
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2007-10-01 12:49:42 +02:00
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2015-04-09 03:21:09 +02:00
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-export([start/1, set_password/3, check_password/4,
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check_password/6, try_register/3,
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2013-03-14 10:33:02 +01:00
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dirty_get_registered_users/0, get_vh_registered_users/1,
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2015-06-01 14:38:27 +02:00
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get_vh_registered_users/2,
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get_vh_registered_users_number/1,
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get_vh_registered_users_number/2, get_password/2,
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get_password_s/2, is_user_exists/2, remove_user/2,
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remove_user/3, store_type/0, plain_password_required/0,
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opt_type/1]).
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2013-03-14 10:33:02 +01:00
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2007-10-01 12:49:42 +02:00
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start(_Host) ->
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2013-04-08 11:12:54 +02:00
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ejabberd:start_app(p1_pam).
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2007-10-01 12:49:42 +02:00
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set_password(_User, _Server, _Password) ->
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{error, not_allowed}.
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2015-04-09 03:21:09 +02:00
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check_password(User, AuthzId, Server, Password, _Digest,
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2013-03-14 10:33:02 +01:00
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_DigestGen) ->
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2015-04-09 03:21:09 +02:00
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check_password(User, AuthzId, Server, Password).
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2007-10-01 12:49:42 +02:00
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2015-04-09 03:21:09 +02:00
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check_password(User, AuthzId, Host, Password) ->
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if AuthzId /= <<>> andalso AuthzId /= User ->
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false;
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true ->
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2007-10-01 12:49:42 +02:00
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Service = get_pam_service(Host),
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2010-05-07 22:34:59 +02:00
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UserInfo = case get_pam_userinfotype(Host) of
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2013-03-14 10:33:02 +01:00
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username -> User;
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jid -> <<User/binary, "@", Host/binary>>
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end,
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case catch epam:authenticate(Service, UserInfo,
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Password)
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of
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true -> true;
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_ -> false
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2015-04-09 03:21:09 +02:00
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end
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2007-10-01 12:49:42 +02:00
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end.
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try_register(_User, _Server, _Password) ->
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{error, not_allowed}.
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2013-03-14 10:33:02 +01:00
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dirty_get_registered_users() -> [].
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get_vh_registered_users(_Host) -> [].
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get_vh_registered_users(_Host, _) -> [].
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2007-10-01 12:49:42 +02:00
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2013-03-14 10:33:02 +01:00
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get_vh_registered_users_number(_Host) -> 0.
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2007-10-01 12:49:42 +02:00
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2013-03-14 10:33:02 +01:00
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get_vh_registered_users_number(_Host, _) -> 0.
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2007-10-01 12:49:42 +02:00
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2013-03-14 10:33:02 +01:00
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get_password(_User, _Server) -> false.
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get_password_s(_User, _Server) -> <<"">>.
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2007-10-01 12:49:42 +02:00
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2009-03-04 19:34:02 +01:00
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%% @spec (User, Server) -> true | false | {error, Error}
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%% TODO: Improve this function to return an error instead of 'false' when connection to PAM failed
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2007-10-01 12:49:42 +02:00
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is_user_exists(User, Host) ->
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Service = get_pam_service(Host),
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2010-05-07 22:34:59 +02:00
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UserInfo = case get_pam_userinfotype(Host) of
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2013-03-14 10:33:02 +01:00
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username -> User;
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jid -> <<User/binary, "@", Host/binary>>
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end,
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2010-05-07 22:34:59 +02:00
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case catch epam:acct_mgmt(Service, UserInfo) of
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2013-03-14 10:33:02 +01:00
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true -> true;
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_ -> false
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2007-10-01 12:49:42 +02:00
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end.
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2013-03-14 10:33:02 +01:00
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remove_user(_User, _Server) -> {error, not_allowed}.
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2007-10-01 12:49:42 +02:00
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2013-03-14 10:33:02 +01:00
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remove_user(_User, _Server, _Password) -> not_allowed.
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2007-10-01 12:49:42 +02:00
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2013-03-14 10:33:02 +01:00
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plain_password_required() -> true.
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2007-10-01 12:49:42 +02:00
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2013-03-14 10:33:02 +01:00
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store_type() -> external.
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2011-08-16 00:25:03 +02:00
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2007-10-01 12:49:42 +02:00
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%%====================================================================
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%% Internal functions
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%%====================================================================
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get_pam_service(Host) ->
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2013-08-12 14:25:05 +02:00
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ejabberd_config:get_option(
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2013-03-14 10:33:02 +01:00
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{pam_service, Host},
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fun iolist_to_binary/1,
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<<"ejabberd">>).
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2010-05-07 22:34:59 +02:00
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get_pam_userinfotype(Host) ->
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2013-08-12 14:25:05 +02:00
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ejabberd_config:get_option(
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2013-03-14 10:33:02 +01:00
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{pam_userinfotype, Host},
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fun(username) -> username;
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(jid) -> jid
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end,
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username).
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2015-06-01 14:38:27 +02:00
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opt_type(pam_service) -> fun iolist_to_binary/1;
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opt_type(pam_userinfotype) ->
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fun (username) -> username;
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(jid) -> jid
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end;
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opt_type(_) -> [pam_service, pam_userinfotype].
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