projects / lttng-tools.git / blame
| Commit | Line | Data |
|---|---|---|
| 069fc1c5 FD |
1 | #!/bin/bash |
| 2 | # | |
| 3 | # Copyright (C) 2017 Jonathan Rajotte <jonathan.rajotte-julien@efficios.com> | |
| 4 | # | |
| 5 | # SPDX-License-Identifier: LGPL-2.1-only | |
| 6 | ||
| 7 | CURDIR=$(dirname "$0")/ | |
| 8 | TESTDIR=$CURDIR/../../../ | |
| 9 | ||
| 10 | TMPDIR=$(mktemp -d) | |
| 11 | ||
| 12 | #This is needed since the testpoint create a pipe with the consumerd type suffixed | |
| 13 | TESTPOINT_BASE_PATH=$(readlink -f "$TMPDIR/lttng.t_p_n") | |
| 14 | TESTPOINT_PIPE_PATH=$(mktemp -u "${TESTPOINT_BASE_PATH}.XXXXXX") | |
| 15 | TESTPOINT=$(readlink -f "${CURDIR}/.libs/libpause_consumer.so") | |
| 16 | ||
| 17 | TESTAPP_PATH="$TESTDIR/utils/testapp" | |
| 18 | ||
| 19 | GEN_UST_EVENTS_TESTAPP_NAME="gen-ust-events" | |
| 20 | GEN_UST_EVENTS_TESTAPP_BIN="$TESTAPP_PATH/$GEN_UST_EVENTS_TESTAPP_NAME/$GEN_UST_EVENTS_TESTAPP_NAME" | |
| 21 | ||
| 22 | TESTAPP_STATE_PATH=$(mktemp -u "$TMPDIR/application_state.XXXXXXXXXX") | |
| 23 | ||
| 24 | SESSION_NAME="my_session" | |
| 25 | CHANNEL_NAME="my_channel" | |
| 26 | ||
| 27 | TRACE_PATH=$(mktemp -d) | |
| 28 | PAGE_SIZE=$(getconf PAGE_SIZE) | |
| 29 | ||
| 30 | # shellcheck source=../../../utils/utils.sh | |
| 31 | source "$TESTDIR/utils/utils.sh" | |
| 32 | ||
| 33 | function ust_event_generator_toggle_state | |
| 34 | { | |
| 35 | ust_event_generator_suspended=$((ust_event_generator_suspended==0)) | |
| 36 | ||
| 37 | } | |
| 38 | function ust_event_generator | |
| 39 | { | |
| 40 | test_app=$1 | |
| 41 | state_file=$2 | |
| 42 | ust_event_generator_suspended=0 | |
| 43 | trap ust_event_generator_toggle_state SIGUSR1 | |
| 44 | ||
| 45 | while (true); do | |
| 46 | if [[ $ust_event_generator_suspended -eq "1" ]]; then | |
| 47 | touch $state_file | |
| 48 | sleep 0.5 | |
| 49 | else | |
| 50 | if [[ -f $state_file ]]; then | |
| 51 | rm -rf $state_file 2> /dev/null | |
| 52 | fi | |
| 53 | taskset -c 0 $test_app -i $NR_ITER -w $NR_USEC_WAIT > /dev/null 2>&1 | |
| 54 | fi | |
| 55 | done | |
| 56 | } | |
| 57 | ||
| 58 | function test_buffer_usage_notification | |
| 59 | { | |
| 60 | consumerd_pipe=() | |
| 61 | event_name="tp:tptest" | |
| 62 | ||
| 63 | create_lttng_session_notap $SESSION_NAME "$TRACE_PATH" | |
| 64 | ||
| 65 | enable_ust_lttng_channel_notap $SESSION_NAME $CHANNEL_NAME --subbuf-size="$PAGE_SIZE" | |
| 66 | enable_ust_lttng_event_notap $SESSION_NAME $event_name $CHANNEL_NAME | |
| 67 | ||
| 68 | # This is needed since the testpoint create a pipe with the consumer type suffixed | |
| 69 | for f in "$TESTPOINT_BASE_PATH"*; do | |
| 70 | consumerd_pipe+=("$f") | |
| 71 | done | |
| 72 | ||
| 73 | ust_event_generator $GEN_UST_EVENTS_TESTAPP_BIN $TESTAPP_STATE_PATH & | |
| 74 | APP_PID=$! | |
| 75 | ||
| 76 | "$CURDIR/notification" 2 LTTNG_DOMAIN_UST $SESSION_NAME $CHANNEL_NAME $APP_PID "$TESTAPP_STATE_PATH" "${consumerd_pipe[@]}" | |
| 77 | ||
| 78 | destroy_lttng_session_notap $SESSION_NAME | |
| 79 | ||
| 80 | # On ungraceful kill the app is cleaned up via the full_cleanup call | |
| 81 | # Suppress kill message | |
| 82 | kill -9 $APP_PID | |
| 83 | wait $APP_PID 2> /dev/null | |
| 84 | ||
| 85 | # Just in case cleanup | |
| 86 | rm -rf "$TRACE_PATH" | |
| 87 | } | |
| 88 | ||
| 89 | LTTNG_SESSIOND_ENV_VARS="LTTNG_TESTPOINT_ENABLE=1 CONSUMER_PAUSE_PIPE_PATH=${TESTPOINT_PIPE_PATH} LD_PRELOAD=${TESTPOINT}" | |
| 90 | start_lttng_sessiond_notap | |
| 91 | ||
| 92 | test_buffer_usage_notification | |
| 93 | ||
| 94 | stop_lttng_sessiond_notap | |
| 95 | ||
| 96 | rm -rf "$TMPDIR" |