#!/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=68
+NUM_TESTS=66
source $TESTDIR/utils/utils.sh
source $CURDIR/rotate_utils.sh
destroy_lttng_session_ok $SESSION_NAME
- # The tests on the chunk folder rely on the date staying the same during
- # the duration of the test, if this fail we will now why the other checks
- # fail afterwards. There is a short window of time where an automated test
- # could fail because of that.
- now=$(date +%Y%m%d)
- test $today = $now
- ok $? "Date did not change during the test"
-
- validate_test_chunks $local_path $today kernel kernel 0
+ validate_test_chunks $local_path $today kernel kernel
}
function test_kernel_streaming ()
{
diag "Test kernel streaming with session rotation"
create_lttng_session_uri $SESSION_NAME net://localhost
- rotate_kernel_test "${TRACE_PATH}/${HOSTNAME}/${SESSION_NAME}*"
+ rotate_kernel_test "${TRACE_PATH}/${HOSTNAME}/${SESSION_NAME}*/archives"
}
function test_kernel_local ()
diag "Test kernel local with session rotation"
create_lttng_session_ok $SESSION_NAME $TRACE_PATH
- rotate_kernel_test "${TRACE_PATH}"
+ rotate_kernel_test "${TRACE_PATH}/archives"
}
function test_kernel_local_timer ()
lttng_enable_rotation_timer_ok $SESSION_NAME 500ms
start_lttng_tracing_ok $SESSION_NAME
- rotate_timer_test "${TRACE_PATH}" 0
+ rotate_timer_test "${TRACE_PATH}/archives" 0
}
function test_kernel_streaming_timer ()
lttng_enable_rotation_timer_ok $SESSION_NAME 500ms
start_lttng_tracing_ok $SESSION_NAME
- rotate_timer_test "${TRACE_PATH}/${HOSTNAME}/${SESSION_NAME}*" 0
+ 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
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
clean_path $TRACE_PATH
done
- rmmod lttng-test
+ modprobe --remove lttng-test
stop_lttng_sessiond
stop_lttng_relayd
}