mirror of
https://github.com/processone/ejabberd.git
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92 lines
2.8 KiB
Erlang
92 lines
2.8 KiB
Erlang
%%%----------------------------------------------------------------------
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%%% File : mod_bosh_sql.erl
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%%% Author : Evgeny Khramtsov <ekhramtsov@process-one.net>
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%%% Purpose :
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%%% Created : 28 Mar 2017 by Evgeny Khramtsov <ekhramtsov@process-one.net>
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%%%
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%%%
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%%% ejabberd, Copyright (C) 2017-2018 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(mod_bosh_sql).
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-behaviour(mod_bosh).
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-compile([{parse_transform, ejabberd_sql_pt}]).
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%% API
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-export([init/0, open_session/2, close_session/1, find_session/1]).
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-include("ejabberd.hrl").
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-include("logger.hrl").
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-include("ejabberd_sql_pt.hrl").
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%%%===================================================================
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%%% API
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%%%===================================================================
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init() ->
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Node = erlang:atom_to_binary(node(), latin1),
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?DEBUG("Cleaning SQL 'bosh' table...", []),
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case ejabberd_sql:sql_query(
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?MYNAME, ?SQL("delete from bosh where node=%(Node)s")) of
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{updated, _} ->
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ok;
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Err ->
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?ERROR_MSG("failed to clean 'route' table: ~p", [Err]),
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Err
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end.
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open_session(SID, Pid) ->
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PidS = misc:encode_pid(Pid),
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Node = erlang:atom_to_binary(node(Pid), latin1),
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case ?SQL_UPSERT(?MYNAME, "bosh",
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["!sid=%(SID)s",
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"node=%(Node)s",
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"pid=%(PidS)s"]) of
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ok ->
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ok;
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_Err ->
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{error, db_failure}
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end.
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close_session(SID) ->
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case ejabberd_sql:sql_query(
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?MYNAME, ?SQL("delete from bosh where sid=%(SID)s")) of
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{updated, _} ->
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ok;
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_Err ->
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{error, db_failure}
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end.
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find_session(SID) ->
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case ejabberd_sql:sql_query(
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?MYNAME,
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?SQL("select @(pid)s, @(node)s from bosh where sid=%(SID)s")) of
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{selected, [{Pid, Node}]} ->
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try {ok, misc:decode_pid(Pid, Node)}
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catch _:{bad_node, _} -> {error, notfound}
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end;
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{selected, []} ->
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{error, notfound};
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_Err ->
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{error, db_failure}
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end.
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%%%===================================================================
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%%% Internal functions
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%%%===================================================================
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