Cleanup: tests: name all temporary files to better identify leakage
[lttng-tools.git] / tests / regression / tools / notification / test_notification_multi_app
index 600b0f69c256f64ce43a2214f4cd8eade3862b32..d8b6392259e96fe631496876949dc0db1ee94c60 100755 (executable)
@@ -1,19 +1,8 @@
 #!/bin/bash
 #
-# Copyright (C) 2017 Jonathan Rajotte <jonathan.rajotte-julien@efficiso.com>>
+# Copyright (C) 2017 Jonathan Rajotte <jonathan.rajotte-julien@efficiso.com>>
 #
-# This library is free software; you can redistribute it and/or modify it under
-# the terms of the GNU Lesser General Public License as published by the Free
-# Software Foundation; version 2.1 of the License.
-#
-# This library is distributed in the hope that it will be useful, but WITHOUT
-# ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS
-# FOR A PARTICULAR PURPOSE. See the GNU Lesser General Public License for more
-# details.
-#
-# You should have received a copy of the GNU Lesser General Public License
-# along with this library; if not, write to the Free Software Foundation, Inc.,
-# 51 Franklin Street, Fifth Floor, Boston, MA  02110-1301 USA
+# SPDX-License-Identifier: LGPL-2.1-only
 
 TEST_DESC="Notification"
 
@@ -25,7 +14,7 @@ TESTPOINT=$(readlink -f ${CURDIR}/.libs/libpause_consumer.so)
 TESTAPP_PATH="$TESTDIR/utils/testapp"
 TESTAPP_NAME="gen-ust-events"
 TESTAPP_BIN="$TESTAPP_PATH/$TESTAPP_NAME/$TESTAPP_NAME"
-TESTAPP_STATE_FILE="$(mktemp -u)"
+TESTAPP_STATE_FILE="$(mktemp --tmpdir -u tmp.test_notification_multi_app_state_file.XXXXXX)"
 
 NR_ITER=1000
 NR_USEC_WAIT=5
@@ -43,9 +32,10 @@ NUM_TEST_KERNEL=50
 NUM_TESTS=$(($NUM_TEST_UST + $NUM_TEST_KERNEL))
 
 source $TESTDIR/utils/utils.sh
+source $CURDIR/util_event_generator.sh
 
 consumerd_pipe=()
-file_sync_after_first_event=$(mktemp -u)
+file_sync_after_first_event=$(mktemp --tmpdir -u tmp.test_notification_multi_app_sync_after_first.XXXXXX)
 
 # MUST set TESTDIR before calling those functions
 plan_tests $NUM_TESTS
@@ -54,54 +44,6 @@ print_test_banner "$TEST_DESC"
 
 app_pids=()
 
-function kernel_event_generator_toogle_state
-{
-       kernel_event_generator_suspended=$((kernel_event_generator_suspended==0))
-
-}
-function kernel_event_generator
-{
-       state_file=$1
-       kernel_event_generator_suspended=0
-       trap kernel_event_generator_toogle_state SIGUSR1
-
-       while (true); do
-               if [[ $kernel_event_generator_suspended -eq "1" ]]; then
-                       touch $state_file
-                       sleep 0.5
-               else
-                       if [[ -f $state_file ]]; then
-                               rm $state_file 2> /dev/null
-                       fi
-                       echo -n "1000" > /proc/lttng-test-filter-event
-               fi
-       done
-}
-
-function ust_event_generator_toogle_state
-{
-       ust_event_generator_suspended=$((ust_event_generator_suspended==0))
-
-}
-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
-                       sleep 0.5
-               else
-                       if [[ -f $state_file ]]; then
-                               rm $state_file 2> /dev/null
-                       fi
-                       taskset  -c 0 $TESTAPP_BIN $NR_ITER $NR_USEC_WAIT > /dev/null 2>&1
-               fi
-       done
-}
-
 function start_client {
        local pid=-1
        local output_file=$1
@@ -112,8 +54,9 @@ function start_client {
        local buffer_usage_threshold_type=$6
        local buffer_usage_threshold_value=$7
        local nr_expected_notification=$8
+       local use_action_list=$9
 
-       ${CURDIR}/base_client ${session_name} ${channel_name} ${domain_type} ${buffer_usage_type} ${buffer_usage_threshold_type} ${buffer_usage_threshold_value} ${nr_expected_notification} > ${output_file} &
+       ${CURDIR}/base_client ${session_name} ${channel_name} ${domain_type} ${buffer_usage_type} ${buffer_usage_threshold_type} ${buffer_usage_threshold_value} ${nr_expected_notification} ${use_action_list} > ${output_file} &
        pid=$!
 
        app_pids+=("$pid")
@@ -192,10 +135,10 @@ function test_multi_app ()
        local app_pids=()
        local low_output_file_pattern="low_app_output_file_"
        local high_output_file_pattern="high_app_output_file_"
-       local output_dir=$(mktemp -d)
+       local output_dir=$(mktemp --tmpdir -d "tmp.test_${FUNCNAME[0]}_output_dir.XXXXXX")
 
        local testpoint_base_path=$(readlink -f "$output_dir/lttng.t_p_n_multi_app")
-       local testpoint_pipe_path=$(mktemp -u "${testpoint_base_path}.XXXXXX")
+       local testpoint_pipe_path=$(mktemp --tmpdir="$output_dir" -u "lttng.t_p_n_multi_app.XXXXXX")
 
        local nr_notification_expected=5
        local nr_client_app=50
@@ -235,8 +178,8 @@ function test_multi_app ()
        for (( i = 0; i < $nr_client_app; i++ )); do
                low_app_output_file=$output_dir/${low_output_file_pattern}${i}
                high_app_output_file=$output_dir/${high_output_file_pattern}${i}
-               start_client $low_app_output_file $SESSION_NAME $CHANNEL_NAME $domain_string LOW RATIO 0.0 $nr_notification_expected
-               start_client $high_app_output_file $SESSION_NAME $CHANNEL_NAME $domain_string HIGH RATIO 0.420 $nr_notification_expected
+               start_client $low_app_output_file $SESSION_NAME $CHANNEL_NAME $domain_string LOW RATIO 0.0 $nr_notification_expected $(( $i % 2))
+               start_client $high_app_output_file $SESSION_NAME $CHANNEL_NAME $domain_string HIGH RATIO 0.420 $nr_notification_expected $(( $i % 2))
        done
 
        wait_for_message $output_dir "${low_output_file_pattern}" "sync: ready"
@@ -297,7 +240,6 @@ function test_multi_app ()
                print_errors $output_dir "${high_output_file_pattern}"
        fi
 
-       rm -rf $output_dir
 
        destroy_lttng_session_ok $SESSION_NAME
        stop_lttng_sessiond
@@ -305,17 +247,19 @@ function test_multi_app ()
        for pipe in "${consumerd_pipe[@]}"; do
                rm -rf "${pipe}"
        done
+
+       rm -rf $output_dir
 }
 
 function test_multi_app_ust ()
 {
        diag "Multi client app UST notification"
-       ust_event_generator $TESTAPP_STATE_FILE &
+       ust_event_generator "$TESTAPP_BIN" "$TESTAPP_STATE_FILE" &
        local generator_pid=$!
 
        test_multi_app ust $generator_pid
 
-       kill -s SIGTERM $generator_pid 2> /dev/null
+       kill -s SIGUSR2 $generator_pid 2> /dev/null
        wait $generator_pid 2> /dev/null
        rm -rf ${TESTAPP_STATE_FILE} 2> /dev/null
 }
@@ -325,17 +269,17 @@ function test_multi_app_kernel ()
        diag "Multi client app kernel notification"
        modprobe lttng-test
 
-       kernel_event_generator $TESTAPP_STATE_FILE &
+       kernel_event_generator generate_filter_events $TESTAPP_STATE_FILE &
        local generator_pid=$!
 
        test_multi_app kernel $generator_pid
 
 
-       kill -s SIGTERM $generator_pid 2> /dev/null
+       kill -s SIGUSR2 $generator_pid 2> /dev/null
        wait $generator_pid 2> /dev/null
        rm -rf ${TESTAPP_STATE_FILE} 2> /dev/null
 
-       rmmod lttng-test
+       modprobe --remove lttng-test
 }
 
 function test_on_register_evaluation_ust ()
@@ -343,12 +287,12 @@ function test_on_register_evaluation_ust ()
        diag "On register notification UST"
 
        # Start app in infinite loop
-       ust_event_generator $TESTAPP_STATE_FILE &
+       ust_event_generator "$TESTAPP_BIN" "$TESTAPP_STATE_FILE" &
        local generator_pid=$!
 
        test_on_register_evaluation ust $generator_pid
 
-       kill -s SIGTERM $generator_pid 2> /dev/null
+       kill -s SIGUSR2 $generator_pid 2> /dev/null
        wait $generator_pid 2> /dev/null
        rm -rf ${TESTAPP_STATE_FILE} 2> /dev/null
 
@@ -360,17 +304,17 @@ function test_on_register_evaluation_kernel()
 
        modprobe lttng-test
 
-       kernel_event_generator $TESTAPP_STATE_FILE &
+       kernel_event_generator generate_filter_events $TESTAPP_STATE_FILE &
        local generator_pid=$!
 
        test_on_register_evaluation kernel $generator_pid
 
 
-       kill -s SIGTERM $generator_pid 2> /dev/null
+       kill -s SIGUSR2 $generator_pid 2> /dev/null
        wait $generator_pid 2> /dev/null
        rm -rf ${TESTAPP_STATE_FILE} 2> /dev/null
 
-       rmmod lttng-test
+       modprobe --remove lttng-test
 }
 
 function test_on_register_evaluation ()
@@ -381,9 +325,9 @@ function test_on_register_evaluation ()
        local app_pids=()
        local high_output_file_pattern="high_app_output_file_on_register_evaluation"
 
-       local output_dir=$(mktemp -d)
+       local output_dir=$(mktemp --tmpdir -d "tmp.test_${FUNCNAME[0]}_output_dir.XXXXXX")
        local testpoint_base_path=$(readlink -f "$output_dir/lttng.t_p_n_register_evaluation")
-       local testpoint_pipe_path=$(mktemp -u "${testpoint_base_path}.XXXXXX")
+       local testpoint_pipe_path=$(mktemp --tmpdir="$output_dir" -u "lttng.t_p_n_register_evaluation.XXXXXX")
        local domain_string=""
        local event_name=""
 
@@ -419,7 +363,7 @@ function test_on_register_evaluation ()
 
        high_app_output_file=${high_output_file_pattern}.first_receiver
        high_app_output_path=$output_dir/${high_app_output_file}
-       start_client $high_app_output_path $SESSION_NAME $CHANNEL_NAME $domain_string HIGH RATIO 0.420 1
+       start_client $high_app_output_path $SESSION_NAME $CHANNEL_NAME $domain_string HIGH RATIO 0.420 1 0
 
        wait_for_message $output_dir "${high_app_output_file}" "sync: ready"
 
@@ -436,7 +380,7 @@ function test_on_register_evaluation ()
        # notification on subscription
        high_app_output_file=${high_output_file_pattern}.second_receiver
        high_app_output_path=$output_dir/${high_app_output_file}
-       start_client $high_app_output_path $SESSION_NAME $CHANNEL_NAME $domain_string HIGH RATIO 0.420 1
+       start_client $high_app_output_path $SESSION_NAME $CHANNEL_NAME $domain_string HIGH RATIO 0.420 1 0
        wait_for_message $output_dir "${high_app_output_file}" "sync: ready"
        wait_for_message $output_dir "${high_app_output_file}" "notification: high 0"
 
@@ -453,18 +397,18 @@ function test_on_register_evaluation ()
                print_errors "${high_output_file_pattern}"
        fi
 
-       rm -rf $output_dir
 
        destroy_lttng_session_ok $SESSION_NAME
        stop_lttng_sessiond
 
-       kill -s SIGTERM $generator_pid 2> /dev/null
+       kill -s SIGUSR2 $generator_pid 2> /dev/null
        wait $generator_pid 2> /dev/null
 
        for pipe in "${consumerd_pipe[@]}"; do
                rm -rf "${pipe}"
        done
 
+       rm -rf "$output_dir"
 }
 
 
@@ -486,7 +430,7 @@ fi
 
 for fct_test in ${TESTS[@]};
 do
-       TRACE_PATH=$(mktemp -d)
+       TRACE_PATH=$(mktemp --tmpdir -d tmp.test_notification_multi_app_trace_path.XXXXXX)
 
        ${fct_test}
        if [ $? -ne 0 ]; then
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