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73 lines
2.5 KiB
Erlang
73 lines
2.5 KiB
Erlang
%%%-------------------------------------------------------------------
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%%% @author Evgeny Khramtsov <ekhramtsov@process-one.net>
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%%% Created : 15 Apr 2017 by Evgeny Khramtsov <ekhramtsov@process-one.net>
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%%%
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%%%
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%%% ejabberd, Copyright (C) 2002-2017 ProcessOne
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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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%%%
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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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%%%
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%%%-------------------------------------------------------------------
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-module(ejabberd_sm_riak).
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-behaviour(ejabberd_sm).
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%% API
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-export([init/0, set_session/1, delete_session/1, get_sessions/0,
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get_sessions/1, get_sessions/2]).
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-include("ejabberd_sm.hrl").
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-include("logger.hrl").
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%%%===================================================================
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%%% API
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%%%===================================================================
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init() ->
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clean_table().
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set_session(Session) ->
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ejabberd_riak:put(Session, session_schema(),
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[{'2i', [{<<"us">>, Session#session.us}]}]).
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delete_session(Session) ->
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ejabberd_riak:delete(session, Session#session.sid).
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get_sessions() ->
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case ejabberd_riak:get(session, session_schema()) of
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{ok, Ss} -> Ss;
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{error, _} -> []
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end.
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get_sessions(LServer) ->
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[S || S <- get_sessions(), element(2, S#session.us) == LServer].
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get_sessions(U, S) ->
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ejabberd_riak:get_by_index(session, session_schema(), <<"us">>, {U, S}).
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%%%===================================================================
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%%% Internal functions
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%%%===================================================================
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session_schema() ->
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{record_info(fields, session), #session{}}.
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clean_table() ->
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%% TODO: not very efficient, rewrite using map-reduce or something
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?DEBUG("Cleaning Riak 'sm' table...", []),
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lists:foreach(
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fun(#session{sid = {_, Pid} = SID}) when node(Pid) == node() ->
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ejabberd_riak:delete(session, SID);
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(_) ->
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ok
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end, get_sessions()).
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