%%
%% %CopyrightBegin%
%%
%% Copyright Ericsson AB 2012-2016. All Rights Reserved.
%%
%% Licensed under the Apache License, Version 2.0 (the "License");
%% you may not use this file except in compliance with the License.
%% You may obtain a copy of the License at
%%
%% http://www.apache.org/licenses/LICENSE-2.0
%%
%% Unless required by applicable law or agreed to in writing, software
%% distributed under the License is distributed on an "AS IS" BASIS,
%% WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
%% See the License for the specific language governing permissions and
%% limitations under the License.
%%
%% %CopyrightEnd%
%%
%%%-------------------------------------------------------------------
%%% File: ct_system_error_SUITE
%%%
%%% Description:
%%%
%%% Test that severe system errors (such as failure to write logs) are
%%% noticed and handled.
%%%-------------------------------------------------------------------
-module(ct_system_error_SUITE).
-compile(export_all).
-include_lib("common_test/include/ct.hrl").
-include_lib("common_test/include/ct_event.hrl").
-define(eh, ct_test_support_eh).
%%--------------------------------------------------------------------
%% TEST SERVER CALLBACK FUNCTIONS
%%--------------------------------------------------------------------
%%--------------------------------------------------------------------
%% Description: Since Common Test starts another Test Server
%% instance, the tests need to be performed on a separate node (or
%% there will be clashes with logging processes etc).
%%--------------------------------------------------------------------
init_per_suite(Config) ->
Config1 = ct_test_support:init_per_suite(Config),
Config1.
end_per_suite(Config) ->
ct_test_support:end_per_suite(Config).
init_per_testcase(TestCase, Config) ->
ct_test_support:init_per_testcase(TestCase, Config).
end_per_testcase(TestCase, Config) ->
ct_test_support:end_per_testcase(TestCase, Config).
suite() -> [{ct_hooks,[ts_install_cth]}].
all() ->
[
test_server_failing_logs
].
%%--------------------------------------------------------------------
%% TEST CASES
%%--------------------------------------------------------------------
%%%-----------------------------------------------------------------
%%%
test_server_failing_logs(Config) ->
TC = test_server_failing_logs,
DataDir = ?config(data_dir, Config),
Suite = filename:join(DataDir, "a_SUITE"),
{Opts,ERPid} = setup([{suite,Suite},{label,TC}], Config),
crash_test_server(Config),
{error,{cannot_create_log_dir,__}} = ct_test_support:run(Opts, Config),
Events = ct_test_support:get_events(ERPid, Config),
ct_test_support:log_events(TC,
reformat(Events, ?eh),
?config(priv_dir, Config),
Opts),
TestEvents = events_to_check(TC),
ok = ct_test_support:verify_events(TestEvents, Events, Config).
crash_test_server(Config) ->
DataDir = ?config(data_dir, Config),
Root = proplists:get_value(logdir, ct_test_support:get_opts(Config)),
[$@|Host] = lists:dropwhile(fun(C) ->
C =/= $@
end, atom_to_list(node())),
Format = filename:join(Root,
"ct_run.ct@" ++ Host ++
".~4..0w-~2..0w-~2..0w_"
"~2..0w.~2..0w.~2..0w"),
[C2,C1|_] = lists:reverse(filename:split(DataDir)),
LogDir = C1 ++ "." ++ C2 ++ ".a_SUITE.logs",
T = calendar:datetime_to_gregorian_seconds(calendar:local_time()),
[begin
{{Y,Mon,D},{H,Min,S}} =
calendar:gregorian_seconds_to_datetime(T+Offset),
Dir0 = io_lib:format(Format, [Y,Mon,D,H,Min,S]),
Dir = lists:flatten(Dir0),
file:make_dir(Dir),
File = filename:join(Dir, LogDir),
file:write_file(File, "anything goes\n")
end || Offset <- lists:seq(0, 20)],
ok.
%%%-----------------------------------------------------------------
%%% HELP FUNCTIONS
%%%-----------------------------------------------------------------
setup(Test, Config) ->
Opts0 = ct_test_support:get_opts(Config),
Level = ?config(trace_level, Config),
EvHArgs = [{cbm,ct_test_support},{trace_level,Level}],
Opts = Opts0 ++ [{event_handler,{?eh,EvHArgs}}|Test],
ERPid = ct_test_support:start_event_receiver(Config),
{Opts,ERPid}.
reformat(Events, EH) ->
ct_test_support:reformat(Events, EH).
%%%-----------------------------------------------------------------
%%% TEST EVENTS
%%%-----------------------------------------------------------------
events_to_check(_Test) ->
[{?eh,severe_error,{cannot_create_log_dir,{'_','_'}}}].
