X-Git-Url: http://git.lttng.org./?a=blobdiff_plain;f=tests%2Fregression%2Ftools%2Frotation%2Ftest_kernel;h=817019036f27e8f77590e1b7d7a8cfbe024c6a9d;hb=9caec246ae3fabcadd56c334e9b8755ccf8c46c0;hp=9a634b70b2376b49795a9b377015559f83db5f10;hpb=3b33e9e731f2091e8aa13ea035c295ed6f101eac;p=lttng-tools.git

diff --git a/tests/regression/tools/rotation/test_kernel b/tests/regression/tools/rotation/test_kernel
index 9a634b70b..817019036 100755
--- a/tests/regression/tools/rotation/test_kernel
+++ b/tests/regression/tools/rotation/test_kernel
@@ -1,28 +1,18 @@
 #!/bin/bash
 #
-# Copyright (C) - 2017 Julien Desfossez <jdesfossez@efficios.com>
+# Copyright (C) 2017 Julien Desfossez <jdesfossez@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="Rotation - Kernel tracing"
 
 CURDIR=$(dirname $0)/
 TESTDIR=$CURDIR/../../..
 EVENT_NAME="lttng_test_filter_event"
 
-TRACE_PATH=$(mktemp -d)
+TRACE_PATH=$(mktemp -d -t tmp.rotation_kernel_tracing.XXXXXX)
 
-NUM_TESTS=64
+NUM_TESTS=66
 
 source $TESTDIR/utils/utils.sh
 source $CURDIR/rotate_utils.sh
@@ -48,7 +38,7 @@ function rotate_kernel_test ()
 
 	destroy_lttng_session_ok $SESSION_NAME
 
-	validate_test_chunks $local_path $today kernel kernel 0
+	validate_test_chunks $local_path $today kernel kernel
 }
 
 function test_kernel_streaming ()
@@ -88,9 +78,34 @@ function test_kernel_streaming_timer ()
 	rotate_timer_test "${TRACE_PATH}/${HOSTNAME}/${SESSION_NAME}*/archives" 0
 }
 
+function produce_n_events ()
+{
+	local event_count=$1
+
+	echo -n $event_count > /proc/lttng-test-filter-event
+}
+
+function test_kernel_local_size ()
+{
+	diag "Rotate kernel local session every 2MiB"
+	local size_threshold=$((2 * 1024 * 1024))
+
+	diag "Test ust local with size-based session rotation per-uid"
+	create_lttng_session_ok $SESSION_NAME $TRACE_PATH
+	enable_kernel_lttng_event_ok $SESSION_NAME $EVENT_NAME "channel0"
+	lttng_enable_rotation_size_ok $SESSION_NAME $size_threshold
+	start_lttng_tracing_ok $SESSION_NAME
+
+	# Cutoff at 100 times the expected size
+	trace_until_n_archives produce_n_events "$TRACE_PATH" 5 $((5 * 100 * size_threshold))
+
+	destroy_lttng_session_ok $SESSION_NAME
+}
+
 plan_tests $NUM_TESTS
 
 print_test_banner "$TEST_DESC"
+bail_out_if_no_babeltrace
 
 if [ "$(id -u)" == "0" ]; then
 	isroot=1
@@ -106,7 +121,7 @@ skip $isroot "Root access is needed. Skipping all kernel streaming tests." $NUM_
 	start_lttng_sessiond
 	modprobe lttng-test
 
-	tests=( test_kernel_streaming test_kernel_local test_kernel_local_timer test_kernel_streaming_timer)
+	tests=( test_kernel_streaming test_kernel_local test_kernel_local_timer test_kernel_streaming_timer test_kernel_local_size )
 
 	for fct_test in ${tests[@]};
 	do
@@ -115,7 +130,7 @@ skip $isroot "Root access is needed. Skipping all kernel streaming tests." $NUM_
 		clean_path $TRACE_PATH
 	done
 
-	rmmod lttng-test
+	modprobe --remove lttng-test
 	stop_lttng_sessiond
 	stop_lttng_relayd
 }