[lttng-dev] [PATCH lttng-tools 6/9] tests: invoke full_cleanup from script trap handlers, use modprobe -r

Jonathan Rajotte-Julien jonathan.rajotte-julien at efficios.com
Wed May 15 12:43:47 EDT 2019


LGTM

On Fri, May 03, 2019 at 09:55:44AM -0400, Mathieu Desnoyers wrote:
> Scripts implementing their own trap handlers override the generic
> one provided by utils.sh (full_cleanup). Invoke it at the end of
> the handlers to provide the utils cleanup as well.
> 
> Moreover, change use of "rmmod" to "modprobe -r", which is better
> in trap handlers because it does not print errors if the module
> was not loaded yet when the signal occurs.
> 
> Signed-off-by: Mathieu Desnoyers <mathieu.desnoyers at efficios.com>
> ---
>  tests/regression/kernel/test_clock_override                    | 10 +++-------
>  tests/regression/kernel/test_rotation_destroy_flush            |  7 +++----
>  tests/regression/tools/crash/test_crash                        |  3 +--
>  tests/regression/tools/notification/test_notification_kernel   |  2 +-
>  .../regression/tools/notification/test_notification_multi_app  |  2 +-
>  tests/regression/tools/notification/test_notification_ust      |  2 +-
>  tests/regression/tools/streaming/test_high_throughput_limits   |  1 -
>  .../ust/rotation-destroy-flush/test_rotation_destroy_flush     |  3 +--
>  tests/stress/test_multi_sessions_per_uid_10app                 |  5 ++---
>  tests/stress/test_multi_sessions_per_uid_5app_streaming        |  5 ++---
>  .../test_multi_sessions_per_uid_5app_streaming_kill_relayd     |  5 ++---
>  11 files changed, 17 insertions(+), 28 deletions(-)
> 
> diff --git a/tests/regression/kernel/test_clock_override b/tests/regression/kernel/test_clock_override
> index e19b77e1..1fbba771 100755
> --- a/tests/regression/kernel/test_clock_override
> +++ b/tests/regression/kernel/test_clock_override
> @@ -49,11 +49,9 @@ source $TESTDIR/utils/utils.sh
>  function signal_cleanup()
>  {
>  	diag "*** Exiting ***"
> -	rmmod lttng-test
>  	stop_lttng_sessiond
> -	rmmod lttng-clock-plugin-test
> -	rmmod lttng-clock
> -	exit 1
> +	modprobe -r lttng-test lttng-clock-plugin-test lttng-clock
> +	full_cleanup
>  }
>  
>  function extract_clock_metadata()
> @@ -93,10 +91,8 @@ function test_clock_override_metadata()
>  	stop_lttng_tracing_ok $SESSION_NAME
>  	destroy_lttng_session_ok $SESSION_NAME
>  
> -	rmmod lttng-test
>  	stop_lttng_sessiond
> -	rmmod lttng-clock-plugin-test
> -	rmmod lttng-clock
> +	modprobe -r lttng-test lttng-clock-plugin-test lttng-clock
>  
>  	local TRACE_METADATA_FILE_PATH="$(find "$TRACE_PATH" -name metadata -type f)"
>  	local TRACE_METADATA_DIR="$(dirname "$TRACE_METADATA_FILE_PATH")"
> diff --git a/tests/regression/kernel/test_rotation_destroy_flush b/tests/regression/kernel/test_rotation_destroy_flush
> index 0b0b0ca7..03933a3a 100755
> --- a/tests/regression/kernel/test_rotation_destroy_flush
> +++ b/tests/regression/kernel/test_rotation_destroy_flush
> @@ -39,9 +39,8 @@ source $TESTDIR/utils/utils.sh
>  function signal_cleanup()
>  {
>  	diag "*** Exiting ***"
> -	rmmod lttng-test
> -	stop_lttng_sessiond
> -	exit 1
> +	modprobe -r lttng-test
> +	full_cleanup
>  }
>  
>  function enable_kernel_lttng_channel_size_limit ()
> @@ -107,7 +106,7 @@ function test_rotation_destroy_flush_single()
>  
>  	rm -rf $TRACE_PATH
>  
> -	rmmod lttng-test
> +	modprobe -r lttng-test
>  	stop_lttng_sessiond
>  }
>  
> diff --git a/tests/regression/tools/crash/test_crash b/tests/regression/tools/crash/test_crash
> index 13909c1b..5bad16e5 100755
> --- a/tests/regression/tools/crash/test_crash
> +++ b/tests/regression/tools/crash/test_crash
> @@ -392,8 +392,7 @@ function interrupt_cleanup()
>  {
>      diag "*** Cleaning-up test ***"
>      stop_test_apps
> -    stop_lttng_sessiond
> -    exit 1
> +    full_cleanup
>  }
>  
>  TESTS=(
> diff --git a/tests/regression/tools/notification/test_notification_kernel b/tests/regression/tools/notification/test_notification_kernel
> index e7368df2..cc6fc581 100755
> --- a/tests/regression/tools/notification/test_notification_kernel
> +++ b/tests/regression/tools/notification/test_notification_kernel
> @@ -56,7 +56,7 @@ function kernel_event_generator
>  	state_file=$1
>  	kernel_event_generator_suspended=0
>  	trap kernel_event_generator_toogle_state SIGUSR1
> -	trap "exit" SIGTERM SIGINT EXIT
> +
>  	while (true); do
>  		if [[ $kernel_event_generator_suspended -eq "1" ]]; then
>  			touch $state_file
> diff --git a/tests/regression/tools/notification/test_notification_multi_app b/tests/regression/tools/notification/test_notification_multi_app
> index 7465a83f..51d94e4f 100755
> --- a/tests/regression/tools/notification/test_notification_multi_app
> +++ b/tests/regression/tools/notification/test_notification_multi_app
> @@ -64,7 +64,7 @@ function kernel_event_generator
>  	state_file=$1
>  	kernel_event_generator_suspended=0
>  	trap kernel_event_generator_toogle_state SIGUSR1
> -	trap "exit" SIGTERM SIGINT
> +
>  	while (true); do
>  		if [[ $kernel_event_generator_suspended -eq "1" ]]; then
>  			touch $state_file
> diff --git a/tests/regression/tools/notification/test_notification_ust b/tests/regression/tools/notification/test_notification_ust
> index 8941e476..82f79a8e 100755
> --- a/tests/regression/tools/notification/test_notification_ust
> +++ b/tests/regression/tools/notification/test_notification_ust
> @@ -56,7 +56,7 @@ function ust_event_generator
>  	state_file=$1
>  	ust_event_generator_suspended=0
>  	trap ust_event_generator_toogle_state SIGUSR1
> -	trap "exit" SIGTERM SIGINT
> +
>  	while (true); do
>  		if [[ $ust_event_generator_suspended -eq "1" ]]; then
>  			touch $state_file
> diff --git a/tests/regression/tools/streaming/test_high_throughput_limits b/tests/regression/tools/streaming/test_high_throughput_limits
> index 68973c73..c49c13c2 100755
> --- a/tests/regression/tools/streaming/test_high_throughput_limits
> +++ b/tests/regression/tools/streaming/test_high_throughput_limits
> @@ -170,7 +170,6 @@ function interrupt_cleanup()
>  	reset_bw_limit
>  	# invoke utils cleanup
>  	full_cleanup
> -	exit 1
>  }
>  
>  plan_tests $NUM_TESTS
> diff --git a/tests/regression/ust/rotation-destroy-flush/test_rotation_destroy_flush b/tests/regression/ust/rotation-destroy-flush/test_rotation_destroy_flush
> index a7a93771..e404564e 100755
> --- a/tests/regression/ust/rotation-destroy-flush/test_rotation_destroy_flush
> +++ b/tests/regression/ust/rotation-destroy-flush/test_rotation_destroy_flush
> @@ -48,8 +48,7 @@ function run_app()
>  function signal_cleanup()
>  {
>  	diag "*** Exiting ***"
> -	stop_lttng_sessiond
> -	exit 1
> +	full_cleanup
>  }
>  
>  function enable_ust_lttng_channel_size_limit ()
> diff --git a/tests/stress/test_multi_sessions_per_uid_10app b/tests/stress/test_multi_sessions_per_uid_10app
> index 82e8ad50..c9f8403e 100755
> --- a/tests/stress/test_multi_sessions_per_uid_10app
> +++ b/tests/stress/test_multi_sessions_per_uid_10app
> @@ -112,11 +112,10 @@ function sighandler()
>  {
>  	cleanup
>  	rm $LOG_FILE
> -	exit 1
> +	full_cleanup
>  }
>  
> -trap sighandler SIGINT
> -trap sighandler SIGTERM
> +trap sighandler SIGINT SIGTERM
>  
>  # Make sure we collect a coredump if possible.
>  ulimit -c unlimited
> diff --git a/tests/stress/test_multi_sessions_per_uid_5app_streaming b/tests/stress/test_multi_sessions_per_uid_5app_streaming
> index ed989498..4203ac30 100755
> --- a/tests/stress/test_multi_sessions_per_uid_5app_streaming
> +++ b/tests/stress/test_multi_sessions_per_uid_5app_streaming
> @@ -142,11 +142,10 @@ function sighandler()
>  {
>  	cleanup
>  	rm $LOG_FILE_SESSIOND $LOG_FILE_RELAYD
> -	exit 1
> +	full_cleanup
>  }
>  
> -trap sighandler SIGINT
> -trap sighandler SIGTERM
> +trap sighandler SIGINT SIGTERM
>  
>  # Make sure we collect a coredump if possible.
>  ulimit -c unlimited
> diff --git a/tests/stress/test_multi_sessions_per_uid_5app_streaming_kill_relayd b/tests/stress/test_multi_sessions_per_uid_5app_streaming_kill_relayd
> index c699ac22..d0121e32 100755
> --- a/tests/stress/test_multi_sessions_per_uid_5app_streaming_kill_relayd
> +++ b/tests/stress/test_multi_sessions_per_uid_5app_streaming_kill_relayd
> @@ -144,11 +144,10 @@ function sighandler()
>  {
>  	cleanup
>  	#rm $LOG_FILE_SESSIOND $LOG_FILE_RELAYD
> -	exit 1
> +	full_cleanup
>  }
>  
> -trap sighandler SIGINT
> -trap sighandler SIGTERM
> +trap sighandler SIGINT SIGTERM
>  
>  # Make sure we collect a coredump if possible.
>  ulimit -c unlimited
> -- 
> 2.11.0
> 

-- 
Jonathan Rajotte-Julien
EfficiOS


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