%%
%% %CopyrightBegin%
%%
%% Copyright Ericsson AB 2005-2009. All Rights Reserved.
%%
%% The contents of this file are subject to the Erlang Public License,
%% Version 1.1, (the "License"); you may not use this file except in
%% compliance with the License. You should have received a copy of the
%% Erlang Public License along with this software. If not, it can be
%% retrieved online at http://www.erlang.org/.
%%
%% Software distributed under the License is distributed on an "AS IS"
%% basis, WITHOUT WARRANTY OF ANY KIND, either express or implied. See
%% the License for the specific language governing rights and limitations
%% under the License.
%%
%% %CopyrightEnd%
%%
-module(test_server_h).
-behaviour(gen_event).
%% API
-export([install/0, restore/0]).
-export([testcase/1]).
%% gen_event callbacks
-export([init/1, handle_event/2, handle_call/2,
handle_info/2, terminate/2, code_change/3]).
-record(state, {kernel, sasl, testcase}).
%%====================================================================
%% API
%%====================================================================
install() ->
case gen_event:add_handler(error_logger, ?MODULE, []) of
ok ->
error_logger:delete_report_handler(sasl_report_tty_h),
gen_event:delete_handler(error_logger, error_logger_tty_h, []),
ok;
Error ->
Error
end.
restore() ->
gen_event:add_handler(error_logger, error_logger_tty_h, []),
error_logger:add_report_handler(sasl_report_tty_h, all),
gen_event:delete_handler(error_logger, ?MODULE, []).
testcase(Testcase) ->
gen_event:call(error_logger, ?MODULE, {set_testcase, Testcase}, 10*60*1000).
%%====================================================================
%% gen_event callbacks
%%====================================================================
init([]) ->
%% error_logger_tty_h initialization
User = set_group_leader(),
%% sasl_report_tty_h initialization
Type = all,
{ok, #state{kernel={User, []}, sasl=Type}}.
set_group_leader() ->
case whereis(user) of
User when is_pid(User) ->
link(User),
group_leader(User, self()),
User;
_ ->
false
end.
handle_event({_Type, GL, _Msg}, State) when node(GL)/=node() ->
{ok, State};
handle_event({Tag, _GL, {_Pid, Type, _Report}} = Event, State) ->
SASL = lists:keyfind(sasl, 1, application:which_applications()),
case report_receiver(Tag, Type) of
sasl when SASL /= false ->
{ok,ErrLogType} = application:get_env(sasl, errlog_type),
SReport = sasl_report:format_report(group_leader(), ErrLogType,
tag_event(Event)),
if is_list(SReport) ->
tag(State#state.testcase),
sasl_report_tty_h:handle_event(Event,
State#state.sasl);
true -> %% Report is an atom if no logging is to be done
ignore
end;
sasl -> %% SASL not running
ignore;
kernel ->
tag(State#state.testcase),
error_logger_tty_h:handle_event(Event, State#state.kernel);
none ->
ignore
end,
{ok, State};
handle_event(_Event, State) ->
{ok, State}.
handle_call({set_testcase, Testcase}, State) ->
{ok, ok, State#state{testcase=Testcase}};
handle_call(_Query, _State) ->
{error, bad_query}.
handle_info({emulator,GL,_Chars}=Event, State) when node(GL)==node() ->
tag(State#state.testcase),
error_logger_tty_h:handle_info(Event, State#state.kernel),
{ok, State};
handle_info(_Msg, State) ->
{ok, State}.
terminate(_Reason, _State) ->
ok.
code_change(_OldVsn, State, _Extra) ->
{ok, State}.
report_receiver(error_report, supervisor_report) -> sasl;
report_receiver(error_report, crash_report) -> sasl;
report_receiver(info_report, progress) -> sasl;
report_receiver(error, _) -> kernel;
report_receiver(error_report, _) -> kernel;
report_receiver(warning_msg, _) -> kernel;
report_receiver(warning_report, _) -> kernel;
report_receiver(info, _) -> kernel;
report_receiver(info_msg, _) -> kernel;
report_receiver(info_report, _) -> kernel;
report_receiver(_, _) -> none.
tag({M,F,A}) when is_atom(M), is_atom(F), is_integer(A) ->
io:format(user, "~n=TESTCASE: ~p:~p/~p", [M,F,A]);
tag(Testcase) ->
io:format(user, "~n=TESTCASE: ~p", [Testcase]).
tag_event(Event) ->
{calendar:local_time(), Event}.
