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#!/bin/bash
#
# SPDX-FileCopyrightText: 2012 David Goulet <dgoulet@efficios.com>
#
# SPDX-License-Identifier: LGPL-2.1-only
TEST_DESC="UST tracer - Multi-session"
CURDIR=$(dirname "$0")/
TESTDIR=$CURDIR/../../..
NR_ITER=100
SESSION_NAME="multi-session"
EVENT_NAME="ust_gen_nevents:tptest"
NUM_TESTS=28
# shellcheck source=../../../utils/utils.sh
source $TESTDIR/utils/utils.sh
if [ ! -x "$CURDIR/gen-nevents" ]; then
BAIL_OUT "No UST nevents binary detected."
fi
# MUST set TESTDIR before calling those functions
test_multi_session() {
local out
# BEFORE application is spawned
for i in $(seq 0 3); do
create_lttng_session_ok "$SESSION_NAME-$i" "$TRACE_PATH/$i"
enable_ust_lttng_event_ok "$SESSION_NAME-$i" "$EVENT_NAME$i"
start_lttng_tracing_ok "$SESSION_NAME-$i"
done
"./$CURDIR/gen-nevents" $NR_ITER &
ok $? "Start application to generate $NR_ITER events"
wait "${!}"
pass "Wait for events to record"
for i in $(seq 0 3); do
stop_lttng_tracing_ok "$SESSION_NAME-$i"
destroy_lttng_session_ok "$SESSION_NAME-$i"
out=$(_run_babeltrace_cmd "$TRACE_PATH/$i" | grep -c "$EVENT_NAME$i")
if [ "$out" -ne $NR_ITER ]; then
fail "Trace validation of $SESSION_NAME-$i"
diag "No events found."
out=1
break
else
pass "Trace validation of $SESSION_NAME-$i"
diag "Found $out event(s) for $SESSION_NAME-$i."
out=0
fi
done
return $out
}
# MUST set TESTDIR before calling those functions
plan_tests $NUM_TESTS
print_test_banner "$TEST_DESC"
start_lttng_sessiond
TRACE_PATH=$(mktemp -d -t tmp.test_multi_session_ust.XXXXXX)
test_multi_session
out=$?
if [ $out -ne 0 ]; then
stop_lttng_sessiond
exit $out
fi
stop_lttng_sessiond
rm -rf "$TRACE_PATH"
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