3 # Copyright (C) 2017 Jonathan Rajotte <jonathan.rajotte-julien@efficios.com>
5 # SPDX-License-Identifier: LGPL-2.1-only
8 TESTDIR
=$CURDIR/..
/..
/..
/
12 #This is needed since the testpoint create a pipe with the consumerd type suffixed
13 TESTPOINT_BASE_PATH
=$
(readlink
-f "$TMPDIR/lttng.t_p_n")
14 TESTPOINT_PIPE_PATH
=$
(mktemp
-u "${TESTPOINT_BASE_PATH}.XXXXXX")
15 TESTPOINT
=$
(readlink
-f ${CURDIR}/.libs
/libpause_consumer.so
)
18 TESTAPP_PATH
="$TESTDIR/utils/testapp"
19 TESTAPP_NAME
="gen-ust-events"
20 TESTAPP_BIN
="$TESTAPP_PATH/$TESTAPP_NAME/$TESTAPP_NAME"
21 TESTAPP_STATE_PATH
=$
(mktemp
-u "$TMPDIR/application_state.XXXXXXXXXX")
26 SESSION_NAME
="my_session"
27 CHANNEL_NAME
="my_channel"
29 TRACE_PATH
=$
(mktemp
-d)
30 PAGE_SIZE
=$
(getconf PAGE_SIZE
)
32 DIR
=$
(readlink
-f $TESTDIR)
35 source $TESTDIR/utils
/utils.sh
37 function kernel_event_generator_toggle_state
39 kernel_event_generator_suspended
=$
((kernel_event_generator_suspended
==0))
42 function kernel_event_generator
45 kernel_event_generator_suspended
=0
46 trap kernel_event_generator_toggle_state SIGUSR1
49 if [[ $kernel_event_generator_suspended -eq "1" ]]; then
53 if [[ -f $state_file ]]; then
54 rm $state_file 2> /dev
/null
56 echo -n "1000" > /proc
/lttng-test-filter-event
2> /dev
/null
63 local consumerd_pipe
=()
64 local event_name
="lttng_test_filter_event"
68 LTTNG_SESSIOND_ENV_VARS
="LTTNG_TESTPOINT_ENABLE=1 CONSUMER_PAUSE_PIPE_PATH=${TESTPOINT_PIPE_PATH} LD_PRELOAD=${TESTPOINT}"
69 start_lttng_sessiond_notap
71 create_lttng_session_notap
$SESSION_NAME $TRACE_PATH
73 lttng_enable_kernel_channel_notap
$SESSION_NAME $CHANNEL_NAME --subbuf-size=$PAGE_SIZE
74 enable_kernel_lttng_event_notap
$SESSION_NAME $event_name $CHANNEL_NAME
76 #This is needed since the testpoint create a pipe with the consumer type suffixed
77 for f
in "$TESTPOINT_BASE_PATH"*; do
78 consumerd_pipe
+=("$f")
81 kernel_event_generator
$TESTAPP_STATE_PATH &
84 $CURDIR/notification LTTNG_DOMAIN_KERNEL
$SESSION_NAME $CHANNEL_NAME $APP_PID $TESTAPP_STATE_PATH ${consumerd_pipe[@]}
86 destroy_lttng_session_notap
$SESSION_NAME
87 stop_lttng_sessiond_notap
90 wait $APP_PID 2> /dev
/null
93 modprobe
--remove lttng-test
95 rm -rf ${consumerd_pipe[@]} 2> /dev
/null
98 if [ "$(id -u)" == "0" ]; then
99 validate_lttng_modules_present
102 # Kernel tests are skipped.
103 plan_tests
$NUM_TESTS
104 skip
0 "Root access is needed. Skipping all kernel notification tests." $NUM_TESTS
107 # Just in case cleanup