X-Git-Url: https://git.lttng.org/?p=lttng-tools.git;a=blobdiff_plain;f=tests%2Fregression%2Ftools%2Fsnapshots%2Ftest_kernel_streaming;h=0c92dc710af39620ee1110c9ddf8fc717c0dacc5;hp=7653bd9f970923d47aea71a5dcd22a96edc5b487;hb=33e557114a2ba28e26e220a833e8a449c78b8b65;hpb=31580dc77773c3319db9d28c22913c91b3325561

diff --git a/tests/regression/tools/snapshots/test_kernel_streaming b/tests/regression/tools/snapshots/test_kernel_streaming
index 7653bd9f9..0c92dc710 100755
--- a/tests/regression/tools/snapshots/test_kernel_streaming
+++ b/tests/regression/tools/snapshots/test_kernel_streaming
@@ -1,40 +1,23 @@
 #!/bin/bash
 #
-# Copyright (C) - 2013 David Goulet <dgoulet@efficios.com>
+# Copyright (C) 2013 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="Streaming - Snapshot Kernel tracing"
 
 CURDIR=$(dirname $0)/
 TESTDIR=$CURDIR/../../..
 EVENT_NAME="sched_switch"
-PID_RELAYD=0
 SESSION_NAME=""
 CHANNEL_NAME="chan1"
 
-TRACE_PATH=$(mktemp -d)
+TRACE_PATH=$(mktemp --tmpdir -d tmp.test_snapshots_kernel_streaming_trace_path.XXXXXX)
 
-NUM_TESTS=36
+NUM_TESTS=66
 
 source $TESTDIR/utils/utils.sh
 
-# LTTng kernel modules check
-out=`ls /lib/modules/$(uname -r)/extra | grep lttng`
-if [ -z "$out" ]; then
-	BAIL_OUT "LTTng modules not detected."
-fi
-
 function snapshot_add_output ()
 {
 	local sess_name=$1
@@ -62,7 +45,7 @@ function test_kernel_default_name_with_del()
 	lttng_snapshot_record $SESSION_NAME
 
 	# Validate test
-	validate_trace $EVENT_NAME $TRACE_PATH/$HOSTNAME/snapshot-1*
+	validate_trace $EVENT_NAME $TRACE_PATH/$HOSTNAME/$SESSION_NAME*/snapshot-1*
 	if [ $? -ne 0 ]; then
 		return $?
 	fi
@@ -72,7 +55,7 @@ function test_kernel_default_name_with_del()
 	lttng_snapshot_record $SESSION_NAME
 
 	# Validate test with the next ID since a del output was done prior.
-	validate_trace $EVENT_NAME $TRACE_PATH/$HOSTNAME/snapshot-2*
+	validate_trace $EVENT_NAME $TRACE_PATH/$HOSTNAME/$SESSION_NAME*/snapshot-2*
 	if [ $? -ne 0 ]; then
 		return $?
 	fi
@@ -96,7 +79,7 @@ function test_kernel_default_name()
 	stop_lttng_tracing_ok $SESSION_NAME
 	destroy_lttng_session_ok $SESSION_NAME
 	# Validate test
-	validate_trace $EVENT_NAME $TRACE_PATH/$HOSTNAME/snapshot-1*
+	validate_trace $EVENT_NAME $TRACE_PATH/$HOSTNAME/$SESSION_NAME*/snapshot-1*
 	out=$?
 
 	return $out
@@ -118,10 +101,10 @@ function test_kernel_custom_name()
 	stop_lttng_tracing_ok $SESSION_NAME
 	destroy_lttng_session_ok $SESSION_NAME
 
-	if ls $TRACE_PATH/$HOSTNAME/$name* &> /dev/null; then
+	if ls $TRACE_PATH/$HOSTNAME/$SESSION_NAME*/$name* &> /dev/null; then
 		ok 0 "Custom name snapshot exists"
 		# Validate test
-		validate_trace $EVENT_NAME $TRACE_PATH/$HOSTNAME/$name-*
+		validate_trace $EVENT_NAME $TRACE_PATH/$HOSTNAME/$SESSION_NAME*/$name-*
 		out=$?
 	else
 		fail "No custom name snapshot found"
@@ -131,6 +114,33 @@ function test_kernel_custom_name()
 	return $out
 }
 
+function test_kernel_n_snapshot()
+{
+	diag "Test kernel snapshot streaming multiple consecutive snapshot"
+	create_lttng_session_no_output $SESSION_NAME
+	enable_lttng_mmap_overwrite_kernel_channel $SESSION_NAME $CHANNEL_NAME
+	lttng_enable_kernel_event $SESSION_NAME $EVENT_NAME $CHANNEL_NAME
+	snapshot_add_output $SESSION_NAME "net://localhost"
+
+	for i in {1..5};
+	do
+		start_lttng_tracing_ok $SESSION_NAME
+		lttng_snapshot_record $SESSION_NAME
+		stop_lttng_tracing_ok $SESSION_NAME
+		validate_trace_path_kernel_snapshot_network "$TRACE_PATH" "$SESSION_NAME" "snapshot-1" $(( i - 1 )) ""
+		validate_trace $EVENT_NAME $TRACE_PATH/$HOSTNAME/$SESSION_NAME*/snapshot-1*
+		if [ $? -ne 0 ]; then
+			return 1
+		fi
+		set -u
+		rm -rf $TRACE_PATH/$HOSTNAME
+		set +u
+	done
+
+	destroy_lttng_session_ok $SESSION_NAME
+	return 0
+}
+
 plan_tests $NUM_TESTS
 
 print_test_banner "$TEST_DESC"
@@ -141,13 +151,18 @@ else
 	isroot=0
 fi
 
-skip $isroot "Root access is needed. Skipping all kernel streaming tests." $NUM_TESTS ||
+skip $isroot "Root access is needed. Skipping all kernel streaming tests" $NUM_TESTS ||
 {
+	validate_lttng_modules_present
+
 	start_lttng_relayd "-o $TRACE_PATH"
 	start_lttng_sessiond
 
-	tests=( test_kernel_default_name test_kernel_custom_name \
-			test_kernel_default_name_with_del )
+	tests=( test_kernel_default_name
+		test_kernel_custom_name
+		test_kernel_default_name_with_del
+		test_kernel_n_snapshot
+	)
 
 	for fct_test in ${tests[@]};
 	do