#!/bin/bash
#
-# Copyright (C) - 2012 Christian Babeux <christian.babeux@efficios.com>
+# Copyright (C) 2012 Christian Babeux <christian.babeux@efficios.com>
#
-# This program is free software; you can redistribute it and/or modify it
-# under the terms of the GNU General Public License, version 2 only, as
-# published by the Free Software Foundation.
+# SPDX-License-Identifier: GPL-2.0-only
#
-# This program 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 General Public License for
-# more details.
-#
-# You should have received a copy of the GNU General Public License along with
-# this program; if not, write to the Free Software Foundation, Inc., 51
-# Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA.
TEST_DESC="Event exclusion"
TESTAPP_BIN="$TESTAPP_PATH/$TESTAPP_NAME/$TESTAPP_NAME"
NR_ITER=100
NR_USEC_WAIT=1
-NUM_TESTS=149
+NUM_TESTS=185
source $TESTDIR/utils/utils.sh
sess_name="$1"
exclusion="$2"
- $TESTDIR/../src/bin/lttng/$LTTNG_BIN enable-event -a -s $sess_name -u -x "$exclusion"
+ $TESTDIR/../src/bin/lttng/$LTTNG_BIN enable-event -u "tp:*" -s $sess_name -x "$exclusion" > /dev/null
}
function run_apps
{
- $TESTAPP_BIN $NR_ITER $NR_USEC_WAIT
+ $TESTAPP_BIN --iter $NR_ITER --wait $NR_USEC_WAIT >/dev/null 2>&1
+ ok $? "Running test application"
+}
+
+# Testing for the absence of an event when testing exclusion is tricky. An
+# event could be absent because our exclusion mechanism works but also because
+# the event was not generate in the first place. This function test the ability
+# of our test suite to generate events.
+function dry_run
+{
+ local trace_path=$(mktemp --tmpdir -d "tmp.${FUNCNAME[0]}_trace_path.XXXXXX")
+
+ # Create session
+ create_lttng_session_ok $SESSION_NAME $trace_path
+
+ $TESTDIR/../src/bin/lttng/$LTTNG_BIN enable-event -u "tp:*" -s $SESSION_NAME > /dev/null
+ ok $? "Enabling events without exclusion"
+
+ # Trace apps
+ start_lttng_tracing_ok $SESSION_NAME
+ run_apps
+ stop_lttng_tracing_ok $SESSION_NAME
+
+ nb_events=$(babeltrace $trace_path | wc -l)
+ if [ "$nb_events" -ne "0" ]; then
+ ok 0 "Events were found during the dry run without exclusion"
+ else
+ fail "No events were found during the dry run without exclusion"
+ fi
+
+ rm -rf $trace_path
+
+ # Destroy session
+ destroy_lttng_session_ok $SESSION_NAME
}
function test_exclusion
{
- exclusions="$1"
- event_name_expected_to_be_missing="$2"
- trace_path=$(mktemp -d)
+ local exclusions="$1"
+ local event_name_expected_to_be_missing="$2"
+ local trace_path=$(mktemp --tmpdir -d "tmp.${FUNCNAME[0]}_trace_path.XXXXXX")
# Create session
create_lttng_session_ok $SESSION_NAME $trace_path
# Destroy session
destroy_lttng_session_ok $SESSION_NAME
- stats=`babeltrace $trace_path | $STATS_BIN --tracepoint "$event_name_expected_to_be_missing" | grep -v index`
+ stats=`babeltrace $trace_path | $STATS_BIN --tracepoint "$event_name_expected_to_be_missing" | grep -v index 2> /dev/null`
+ if [ ! -z "$stats" ]; then
+ fail "Excluded event \"$event_name_expected_to_be_missing\" was found in trace!"
+ else
+ ok 0 "Validate trace exclusion output"
+ rm -rf $trace_path
+ fi
+}
+
+function test_exclusion_tracing_started
+{
+ local exclusions="$1"
+ local event_name_expected_to_be_missing="$2"
+ local trace_path=$(mktemp --tmpdir -d "tmp.${FUNCNAME[0]}_trace_path.XXXXXX")
+ local file_wait_before_first=$(mktemp --tmpdir -u "tmp.${FUNCNAME[0]}_sync_before_first.XXXXXX")
+ local file_create_in_main=$(mktemp --tmpdir -u "tmp.${FUNCNAME[0]}_sync_create_in_main.XXXXXX")
+
+ # Create session
+ create_lttng_session_ok $SESSION_NAME $trace_path
+
+ # Enable a dummy event so that the session is active after we start the
+ # session.
+ enable_ust_lttng_event_ok $SESSION_NAME "non-existent-event"
+
+ # Start the tracing
+ start_lttng_tracing_ok $SESSION_NAME
+
+ # Launch the test app and make it create a sync file once it's in the
+ # main function.
+ $TESTAPP_BIN -i 1 -w 10000 \
+ --create-in-main ${file_create_in_main} \
+ --wait-before-first-event ${file_wait_before_first} 2>&1 &
+
+ while [ ! -f "${file_create_in_main}" ]; do
+ sleep 0.5
+ done
+
+ # Enable an event with an exclusion once the tracing is active in the
+ # UST app.
+ enable_ust_lttng_all_event_exclusion $SESSION_NAME "$exclusions"
+ ok $? "Enable lttng event with event \"$exclusions\" excluded"
+
+ # Create the sync file so that the test app starts generating events.
+ touch ${file_wait_before_first}
+
+ # Wait for the testapp to finish.
+ wait
+
+ stop_lttng_tracing_ok $SESSION_NAME
+
+ # Destroy session
+ destroy_lttng_session_ok $SESSION_NAME
+
+ stats=$(babeltrace $trace_path | $STATS_BIN --tracepoint "$event_name_expected_to_be_missing" | grep -v index 2> /dev/null)
if [ ! -z "$stats" ]; then
fail "Excluded event \"$event_name_expected_to_be_missing\" was found in trace!"
else
plan_tests $NUM_TESTS
-print_test_banner $TEST_DESC
+print_test_banner "$TEST_DESC"
start_lttng_sessiond
+diag "Enable event without exclusion"
+dry_run
+
+diag "Enable event with exclusion"
test_exclusion 'tp:tptest2' 'tp:tptest2'
test_exclusion 'tp:tptest3' 'tp:tptest3'
test_exclusion 'tp:tptest*' 'tp:tptest1'
test_exclusion 'tp*test3,*2' 'tp:tptest2'
test_exclusion '**tp*test3,*2' 'tp:tptest3'
-# Cannot use exclusions with non-globbing event name
+test_exclusion_tracing_started 'tp:tptest1' 'tp:tptest1'
+
+diag "Cannot use exclusions with non-globbing event name"
test_exclusion_fail "allo" "lol"
test_exclusion_fail "allo" "meow,lol"
test_exclusion_fail "allo" "z*em"
-# Exclusion name excludes all possible event names
+diag "Exclusion name excludes all possible event names"
test_exclusion_fail "allo*" "all*"
test_exclusion_fail "allo*" "ze,all*,yes"
projects / lttng-tools.git / blobdiff