84 lines
2.8 KiB
Erlang
84 lines
2.8 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) 2002-2019 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_router_riak).
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-behaviour(ejabberd_router).
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%% API
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-export([init/0, register_route/5, unregister_route/3, find_routes/1,
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get_all_routes/0]).
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-include("logger.hrl").
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-include("ejabberd_router.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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register_route(Domain, ServerHost, LocalHint, _, Pid) ->
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ejabberd_riak:put(#route{domain = Domain,
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server_host = ServerHost,
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local_hint = LocalHint,
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pid = Pid},
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route_schema(),
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[{i, {Domain, Pid}}, {'2i', [{<<"route">>, Domain}]}]).
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unregister_route(Domain, _, Pid) ->
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ejabberd_riak:delete(route, {Domain, Pid}).
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find_routes(Domain) ->
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ejabberd_riak:get_by_index(route, route_schema(), <<"route">>, Domain).
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get_all_routes() ->
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case ejabberd_riak:get(route, route_schema()) of
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{ok, Routes} ->
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{ok, lists:flatmap(
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fun(#route{domain = D, server_host = S}) when D /= S ->
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[D];
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(_) ->
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[]
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end, Routes)};
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Err ->
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Err
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end.
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%%%===================================================================
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%%% Internal functions
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%%%===================================================================
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route_schema() ->
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{record_info(fields, route), #route{domain = <<>>, server_host = <<>>}}.
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clean_table() ->
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?DEBUG("Cleaning Riak 'route' table...", []),
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case ejabberd_riak:get(route, route_schema()) of
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{ok, Routes} ->
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lists:foreach(
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fun(#route{domain = Domain, pid = Pid}) ->
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ejabberd_riak:delete(route, {Domain, Pid})
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end, Routes);
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{error, Err} ->
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?ERROR_MSG("failed to clean Riak 'route' table: ~p", [Err]),
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Err
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end.
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