#!/bin/bash
#
-# Copyright (C) - 2012 David Goulet <dgoulet@efficios.com>
+# Copyright (C) 2012 David Goulet <dgoulet@efficios.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="UST tracer - Tracing with per UID buffers and periodical flush"
CURDIR=$(dirname $0)/
EVENT_NAME="tp:tptest"
BIN_NAME="gen-nevents"
NUM_TESTS=38
-APP_TMP_FILE="/tmp/lttng_test_ust.42.file"
+APP_TMP_FILE=$(mktemp --tmpdir -u tmp.test_periodical_metadata_flush_ust_app_tmp_file.XXXXXX)
+APPS_PID=
source $TESTDIR/utils/utils.sh
ok $? "Enable channel $channel_name per PID for session $sess_name"
}
-function wait_apps
-{
- diag "Waiting for applications to end..."
- while [ -n "$(pidof $TESTAPP_NAME)" ]; do
- sleep 1
- done
-}
-
function validate_trace()
{
local out
- out=$(babeltrace $TRACE_PATH | grep $EVENT_NAME | wc -l)
+ out=$("$BABELTRACE_BIN" $TRACE_PATH | grep $EVENT_NAME | wc -l)
if [ $out -eq 0 ]; then
fail "Trace validation"
diag "No event(s) found. We are supposed to have at least one."
function start_trace_app()
{
# Start application with a temporary file.
- $TESTAPP_BIN $NR_ITER $NR_USEC_WAIT $APP_TMP_FILE &
- ok $? "Start application to trace"
+ $TESTAPP_BIN -i $NR_ITER -w $NR_USEC_WAIT --sync-after-first-event $APP_TMP_FILE &
+ ret=$?
+ APPS_PID="${APPS_PID} ${!}"
+ ok $ret "Start application to trace"
}
function start_check_trace_app()
check_app_tmp_file
}
+
+function wait_trace_apps()
+{
+ for p in ${APPS_PID}; do
+ wait ${p} 2>/dev/null
+ done
+ APPS_PID=
+}
+
test_after_app_pid() {
local out
+ APPS_PID=
+
diag "Start application AFTER tracing is started"
- create_lttng_session $SESSION_NAME $TRACE_PATH
+ create_lttng_session_ok $SESSION_NAME $TRACE_PATH
enable_metadata_per_pid $SESSION_NAME
enable_channel_per_pid $SESSION_NAME "channel0"
- enable_ust_lttng_event $SESSION_NAME $EVENT_NAME "channel0"
- start_lttng_tracing $SESSION_NAME
+ enable_ust_lttng_event_ok $SESSION_NAME $EVENT_NAME "channel0"
+ start_lttng_tracing_ok $SESSION_NAME
# Start application after tracing
start_check_trace_app
# Make sure the application does not generate any more data,
# thus ensuring that we are not flushing a packet concurrently
# with validate_trace.
- killall -SIGSTOP -q $TESTAPP_NAME
+ for p in ${APPS_PID}; do
+ kill -s SIGSTOP ${p}
+ done
# Give time to the consumer to write inflight data.
sleep 2
validate_trace
out=$?
- stop_lttng_tracing $SESSION_NAME
- destroy_lttng_session $SESSION_NAME
+ for p in ${APPS_PID}; do
+ kill -s SIGKILL ${p}
+ wait ${p} 2>/dev/null
+ done
+ stop_lttng_tracing_ok $SESSION_NAME
+ destroy_lttng_session_ok $SESSION_NAME
- killall -SIGKILL -q $TESTAPP_NAME
- wait_apps
+ wait_trace_apps
return $out
}
local out
local tmp_file="/tmp/lttng_test_ust.42.file"
+ APPS_PID=
+
diag "Start application BEFORE tracing is started"
start_trace_app
# Start application before tracing
- create_lttng_session $SESSION_NAME $TRACE_PATH
+ create_lttng_session_ok $SESSION_NAME $TRACE_PATH
enable_metadata_per_pid $SESSION_NAME
enable_channel_per_pid $SESSION_NAME "channel0"
- enable_ust_lttng_event $SESSION_NAME $EVENT_NAME "channel0"
- start_lttng_tracing $SESSION_NAME
+ enable_ust_lttng_event_ok $SESSION_NAME $EVENT_NAME "channel0"
+ start_lttng_tracing_ok $SESSION_NAME
check_app_tmp_file
# Let the application at least perform a flush!
# Make sure the application does not generate any more data,
# thus ensuring that we are not flushing a packet concurrently
# with validate_trace.
- killall -SIGSTOP -q $TESTAPP_NAME
+ for p in ${APPS_PID}; do
+ kill -s SIGSTOP ${p}
+ done
# Give time to the consumer to write inflight data.
sleep 2
validate_trace
out=$?
- stop_lttng_tracing $SESSION_NAME
- destroy_lttng_session $SESSION_NAME
+ for p in ${APPS_PID}; do
+ kill -s SIGKILL ${p}
+ wait ${p} 2>/dev/null
+ done
+
+ stop_lttng_tracing_ok $SESSION_NAME
+ destroy_lttng_session_ok $SESSION_NAME
- killall -SIGKILL -q $TESTAPP_NAME
- wait_apps
+ wait_trace_apps
return $out
}
test_after_app_uid() {
local out
+ APPS_PID=
+
diag "Start application AFTER tracing is started"
- create_lttng_session $SESSION_NAME $TRACE_PATH
+ create_lttng_session_ok $SESSION_NAME $TRACE_PATH
enable_metadata_per_uid $SESSION_NAME
enable_channel_per_uid $SESSION_NAME "channel0"
- enable_ust_lttng_event $SESSION_NAME $EVENT_NAME "channel0"
- start_lttng_tracing $SESSION_NAME
+ enable_ust_lttng_event_ok $SESSION_NAME $EVENT_NAME "channel0"
+ start_lttng_tracing_ok $SESSION_NAME
# Start application after tracing
start_check_trace_app
# Make sure the application does not generate any more data,
# thus ensuring that we are not flushing a packet concurrently
# with validate_trace.
- killall -SIGSTOP -q $TESTAPP_NAME
+ for p in ${APPS_PID}; do
+ kill -s SIGSTOP ${p}
+ done
+
# Give time to the consumer to write inflight data.
sleep 2
validate_trace
out=$?
- stop_lttng_tracing $SESSION_NAME
- destroy_lttng_session $SESSION_NAME
+ for p in ${APPS_PID}; do
+ kill -s SIGKILL ${p}
+ wait ${p} 2>/dev/null
+ done
+ stop_lttng_tracing_ok $SESSION_NAME
+ destroy_lttng_session_ok $SESSION_NAME
- killall -SIGKILL -q $TESTAPP_NAME
- wait_apps
+ wait_trace_apps
return $out
}
test_before_app_uid() {
local out
+ APPS_PID=
+
diag "Start application BEFORE tracing is started"
# Start application before tracing
start_trace_app
- create_lttng_session $SESSION_NAME $TRACE_PATH
+ create_lttng_session_ok $SESSION_NAME $TRACE_PATH
enable_metadata_per_uid $SESSION_NAME
enable_channel_per_uid $SESSION_NAME "channel0"
- enable_ust_lttng_event $SESSION_NAME $EVENT_NAME "channel0"
- start_lttng_tracing $SESSION_NAME
+ enable_ust_lttng_event_ok $SESSION_NAME $EVENT_NAME "channel0"
+ start_lttng_tracing_ok $SESSION_NAME
check_app_tmp_file
# Let the application at least perform a flush!
# Make sure the application does not generate any more data,
# thus ensuring that we are not flushing a packet concurrently
# with validate_trace.
- killall -SIGSTOP -q $TESTAPP_NAME
+ for p in ${APPS_PID}; do
+ kill -s SIGSTOP ${p}
+ done
# Give time to the consumer to write inflight data.
sleep 2
validate_trace
out=$?
- stop_lttng_tracing $SESSION_NAME
- destroy_lttng_session $SESSION_NAME
+ for p in ${APPS_PID}; do
+ kill -s SIGKILL ${p}
+ wait ${p} 2>/dev/null
+ done
+ stop_lttng_tracing_ok $SESSION_NAME
+ destroy_lttng_session_ok $SESSION_NAME
- killall -SIGKILL -q $TESTAPP_NAME
- wait_apps
+ wait_trace_apps
return $out
}
plan_tests $NUM_TESTS
print_test_banner "$TEST_DESC"
+bail_out_if_no_babeltrace
TESTS=(
"test_before_app_uid"
start_lttng_sessiond
while [ $i -lt $TEST_COUNT ]; do
- TRACE_PATH=$(mktemp -d)
+ TRACE_PATH=$(mktemp --tmpdir -d tmp.test_periodical_metadata_flush_ust_trace_path.XXXXXX)
${TESTS[$i]}
rm -rf $TRACE_PATH
let "i++"
projects / lttng-tools.git / blobdiff