#!/bin/bash
#
# SPDX-FileCopyrightText: 2013 Julien Desfossez <julien.desfossez@efficios.com>
# SPDX-FileCopyrightText: 2013 David Goulet <dgoulet@efficios.com>
#
# SPDX-License-Identifier: LGPL-2.1-only

TEST_DESC="Live - User space tracing"

CURDIR=$(dirname "$0")/
TESTDIR=$CURDIR/../../../

NR_ITER=1
NR_USEC_WAIT=1
LIVE_DELAY_USEC=2000000

TESTAPP_PATH="$TESTDIR/utils/testapp"
TESTAPP_NAME="gen-ust-events"
TESTAPP_BIN="$TESTAPP_PATH/$TESTAPP_NAME"

NUM_TESTS=12

# shellcheck source-path=SCRIPTDIR/../../..
source "$TESTDIR/utils/utils.sh"

# MUST set TESTDIR before calling those functions
plan_tests $NUM_TESTS

print_test_banner "$TEST_DESC"

bail_out_if_no_babeltrace

function test_ust_live()
{
	local session_name="live"
	local event_name="tp:tptest"
	local trace_path
	local file_testapp_output

	trace_path=$(mktemp -d -t "tmp.${FUNCNAME[0]}_trace_path.XXXXXX")
	file_testapp_output=$(mktemp -u -t "tmp.${FUNCNAME[0]}_testapp_output.XXXXXX")

	start_lttng_relayd -o "$trace_path"

	# Create session with default path
	create_lttng_session_ok $session_name '' \
		--live $LIVE_DELAY_USEC \
		-U net://localhost

	enable_ust_lttng_event_ok $session_name $event_name
	start_lttng_tracing_ok $session_name

	run_testapp_ok "$file_testapp_output" "$TESTAPP_BIN" -i "$NR_ITER" -w "$NR_USEC_WAIT"

	stop_lttng_tracing_ok $session_name
	destroy_lttng_session_ok $session_name

	trace_match_only $event_name $NR_ITER "$trace_path"

	rm -rf "$trace_path"

	stop_lttng_relayd

	# Create session with custom URL
	create_lttng_session_ok $session_name '' \
		--live $LIVE_DELAY_USEC \
		-C tcp://localhost:1819 -D tcp://localhost:9187
}


start_lttng_sessiond

test_ust_live

stop_lttng_sessiond
