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