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%%%----------------------------------------------------------------------
%%% File : ejabberd_auth_riak.erl
%%% Author : Evgeniy Khramtsov <ekhramtsov@process-one.net>
%%% Purpose : Authentification via Riak
%%% Created : 12 Nov 2012 by Evgeniy Khramtsov <ekhramtsov@process-one.net>
%%%
%%%
%%% ejabberd, Copyright (C) 2002-2019 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_riak).
-compile([{parse_transform, ejabberd_sql_pt}]).
-author('alexey@process-one.net').
-behaviour(ejabberd_auth).
%% External exports
-export([start/1, stop/1, set_password/3, try_register/3,
get_users/2, count_users/2,
get_password/2, remove_user/2, store_type/1, export/1, import/2,
plain_password_required/1]).
-export([passwd_schema/0]).
-include("ejabberd_sql_pt.hrl").
-include("scram.hrl").
-include("ejabberd_auth.hrl").
start(_Host) ->
ok.
stop(_Host) ->
ok.
plain_password_required(Server) ->
store_type(Server) == scram.
store_type(Server) ->
ejabberd_auth:password_format(Server).
passwd_schema() ->
{record_info(fields, passwd), #passwd{}}.
set_password(User, Server, Password) ->
ejabberd_riak:put(#passwd{us = {User, Server}, password = Password},
passwd_schema(),
[{'2i', [{<<"host">>, Server}]}]).
try_register(User, Server, Password) ->
US = {User, Server},
case ejabberd_riak:get(passwd, passwd_schema(), US) of
{error, notfound} ->
ejabberd_riak:put(#passwd{us = US, password = Password},
passwd_schema(),
[{'2i', [{<<"host">>, Server}]}]);
{ok, _} ->
{error, exists};
{error, _} = Err ->
Err
end.
get_users(Server, _) ->
case ejabberd_riak:get_keys_by_index(passwd, <<"host">>, Server) of
{ok, Users} ->
Users;
_ ->
[]
end.
count_users(Server, _) ->
case ejabberd_riak:count_by_index(passwd, <<"host">>, Server) of
{ok, N} ->
N;
_ ->
0
end.
get_password(User, Server) ->
case ejabberd_riak:get(passwd, passwd_schema(), {User, Server}) of
{ok, Password} ->
{ok, Password};
{error, _} ->
error
end.
remove_user(User, Server) ->
ejabberd_riak:delete(passwd, {User, Server}).
export(_Server) ->
[{passwd,
fun(Host, #passwd{us = {LUser, LServer}, password = Password})
when LServer == Host ->
[?SQL("delete from users where username=%(LUser)s and %(LServer)H;"),
?SQL_INSERT(
"users",
["username=%(LUser)s",
"server_host=%(LServer)s",
"password=%(Password)s"])];
(_Host, _R) ->
[]
end}].
import(LServer, [LUser, Password, _TimeStamp]) ->
Passwd = #passwd{us = {LUser, LServer}, password = Password},
ejabberd_riak:put(Passwd, passwd_schema(), [{'2i', [{<<"host">>, LServer}]}]).
|
