#!/bin/bash
#
-# Copyright (C) - 2012 David Goulet <dgoulet@efficios.com>
+# Copyright (C) 2012 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 - Kernel tracing"
CURDIR=$(dirname $0)/
TESTDIR=$CURDIR/../../..
EVENT_NAME="sched_switch"
-PID_RELAYD=0
SESSION_NAME=""
TRACE_PATH=$(mktemp -d)
-source $TESTDIR/utils/utils.sh
-
-print_test_banner "$TEST_DESC"
+NUM_TESTS=10
-if [ "$(id -u)" != "0" ]; then
- echo "This test must be running as root. Aborting"
- # Exit status 0 so the tests can continue
- exit 0
-fi
-
-# LTTng kernel modules check
-out=`ls /lib/modules/$(uname -r)/extra | grep lttng`
-if [ -z "$out" ]; then
- echo "LTTng modules not detected. Aborting kernel tests!"
- echo ""
- # Exit status 0 so the tests can continue
- exit 0
-fi
-
-function lttng_create_session_uri
-{
- echo -n "Creating session $SESSION_NAME... "
- # Create session with default path
- $TESTDIR/../src/bin/lttng/$LTTNG_BIN create $SESSION_NAME -U net://localhost >/dev/null 2>&1
- if [ $? -eq 1 ]; then
- print_fail
- return 1
- else
- print_ok
- fi
-}
+source $TESTDIR/utils/utils.sh
function test_kernel_before_start ()
{
- echo -e "\n=== Testing kernel streaming with event enable BEFORE start\n"
- lttng_create_session_uri
+ diag "Test kernel streaming with event enable BEFORE start"
+ create_lttng_session_uri $SESSION_NAME net://localhost
lttng_enable_kernel_event $SESSION_NAME $EVENT_NAME
- start_lttng_tracing $SESSION_NAME
+ start_lttng_tracing_ok $SESSION_NAME
# Give a second
sleep 1
- stop_lttng_tracing $SESSION_NAME
- destroy_lttng_session $SESSION_NAME
-
- # We can not predict _yet_ when the trace is available so we have to do a
- # arbitratry sleep to validate the trace.
- echo -n "Waiting 3 seconds for the trace to be written on disk "
- for i in `seq 1 3`; do
- echo -n "."
- sleep 1
- done
- echo ""
+ stop_lttng_tracing_ok $SESSION_NAME
+ destroy_lttng_session_ok $SESSION_NAME
}
# Deactivated since this feature is not yet available where we can enable
# an event AFTERE tracing has started.
function test_kernel_after_start ()
{
- echo -e "\n=== Testing kernel streaming with event enable AFTER start\n"
- lttng_create_session_uri
- start_lttng_tracing $SESSION_NAME
+ diag "Test kernel streaming with event enable AFTER start"
+ create_lttng_session_uri $SESSION_NAME net://localhost
+ start_lttng_tracing_ok $SESSION_NAME
lttng_enable_kernel_event $SESSION_NAME $EVENT_NAME
# Give a second
sleep 1
- stop_lttng_tracing $SESSION_NAME
- destroy_lttng_session $SESSION_NAME
+ stop_lttng_tracing_ok $SESSION_NAME
+ destroy_lttng_session_ok $SESSION_NAME
}
-start_lttng_sessiond
-start_lttng_relayd "-o $TRACE_PATH"
-
-tests=( test_kernel_before_start )
-
-for fct_test in ${tests[@]};
-do
- SESSION_NAME=$(randstring 16 0)
- ${fct_test}
+plan_tests $NUM_TESTS
- # Validate test
- validate_trace $EVENT_NAME $TRACE_PATH/$HOSTNAME/$SESSION_NAME*
- if [ $? -eq 0 ]; then
- # Only delete if successful
- rm -rf $TRACE_PATH
- else
- break
- fi
-done
+print_test_banner "$TEST_DESC"
-echo ""
-stop_lttng_sessiond
-stop_lttng_relayd
+if [ "$(id -u)" == "0" ]; then
+ isroot=1
+else
+ isroot=0
+fi
+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_before_start )
+
+ for fct_test in ${tests[@]};
+ do
+ SESSION_NAME=$(randstring 16 0)
+ ${fct_test}
+
+ # Validate test
+ validate_trace $EVENT_NAME $TRACE_PATH/$HOSTNAME/$SESSION_NAME*
+ if [ $? -eq 0 ]; then
+ # Only delete if successful
+ rm -rf $TRACE_PATH
+ else
+ break
+ fi
+ done
-exit $out
+ stop_lttng_sessiond
+ stop_lttng_relayd
+}