X-Git-Url: https://git.liburcu.org/?a=blobdiff_plain;f=tests%2Fregression%2Ftools%2Frotation%2Ftest_ust;h=aaeee4454c7a38255bb84af162b9b4450d04a031;hb=34764ec838debdb5fdb59e178b31a44047ea7229;hp=d5ded6703f9e057feaacd21657d0eda28c8b4807;hpb=6c4a91d639747f260ab46decebc50998ef063712;p=lttng-tools.git diff --git a/tests/regression/tools/rotation/test_ust b/tests/regression/tools/rotation/test_ust index d5ded6703..aaeee4454 100755 --- a/tests/regression/tools/rotation/test_ust +++ b/tests/regression/tools/rotation/test_ust @@ -1,19 +1,9 @@ #!/bin/bash # -# Copyright (C) - 2017 Julien Desfossez +# Copyright (C) 2017 Julien Desfossez # -# 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 - User space tracing" CURDIR=$(dirname $0)/ @@ -25,9 +15,9 @@ TESTAPP_BIN="$TESTAPP_PATH/$TESTAPP_NAME/$TESTAPP_NAME" SESSION_NAME="stream" EVENT_NAME="tp:tptest" -TRACE_PATH=$(mktemp -d) +TRACE_PATH=$(mktemp --tmpdir -d -t tmp.test_ust_rotation_trace_path.XXXXXX) -NUM_TESTS=136 +NUM_TESTS=152 source $TESTDIR/utils/utils.sh source $CURDIR/rotate_utils.sh @@ -36,6 +26,9 @@ if [ ! -x "$TESTAPP_BIN" ]; then BAIL_OUT "No UST events binary detected." fi +XPATH_CMD_OUTPUT="//lttng:command/lttng:output" +XPATH_PID="$XPATH_CMD_OUTPUT/lttng:domains/lttng:domain[./lttng:type = 'UST']/lttng:pids/lttng:pid/lttng:id" + function enable_channel_per_pid () { sess_name=$1 @@ -66,7 +59,7 @@ function rotate_ust_test () destroy_lttng_session_ok $SESSION_NAME - validate_test_chunks "${local_path}" $today $app_path ust $per_pid + validate_test_chunks "${local_path}" $today $app_path ust } function test_ust_streaming_uid () @@ -107,6 +100,36 @@ function test_ust_local_pid () rotate_ust_test "${TRACE_PATH}/archives" "ust/pid/*/" 1 } +function wait_until_app_unregistration () +{ + local pid=$1 + local mi_output + local value=1 + + mi_output=$(mktemp) + + while [ $value -ne 0 ]; do + # Extract from lttng list tracepoint the registered apps. + # This should give us enough guarantee since that if the app is not + # present it is unregistered from lttng-sessiond point of view. + LTTNG_BIN="lttng --mi xml" OUTPUT_DEST="$mi_output" list_lttng_notap -u + if ! $MI_VALIDATE "$mi_output"; then + return 1 + fi + + value=$("$MI_VALIDATE" "$mi_output" "$XPATH_PID" | wc -l) + if [ $value -ne 0 ]; then + diag "At least one app is still registred from lttng-sessiond point of view" + sleep 1 + else + # No app present on listing. + break; + fi + done + + return 0 +} + function test_ust_local_timer_uid () { diag "Test ust local with session rotation timer per-uid" @@ -135,14 +158,34 @@ function test_ust_streaming_timer_uid () function test_ust_local_timer_pid () { + local app_pid + diag "Test ust local with session rotation timer per-pid" create_lttng_session_ok $SESSION_NAME $TRACE_PATH enable_channel_per_pid $SESSION_NAME "channel0" enable_ust_lttng_event_ok $SESSION_NAME $EVENT_NAME "channel0" - lttng_enable_rotation_timer_ok $SESSION_NAME 500ms start_lttng_tracing_ok $SESSION_NAME - # We just want the app to register, no event generated - $TESTAPP_BIN -i 0 -w 0 > /dev/null 2>&1 + + # We just want the app to register, no event generated. + # But we want the pid for the app since we need to validate its + # unregistration on lttng listing. + $TESTAPP_BIN -i 0 -w 0 > /dev/null 2>&1 & + app_pid=$! + wait $app_pid + + wait_until_app_unregistration $app_pid + ok $? "App is un-registered" + + # Set the rotation after that the app is done and that it was + # unregistered from lttng-sessiond. + # This is necessary since the rotate_timer_test function expects the + # second rotation archive to be empty. On slow machine it can take more + # than 500ms for the lttng-sessiond to receive and handle an app + # termination. This can lead to situation where the second rotation + # archive still have the channels for the pid for the app since that + # from the point of view of the lttng-sessiond/consumer the app is still + # "alive" and "kicking". This is a problem only for per-pid testing. + lttng_enable_rotation_timer_ok $SESSION_NAME 500ms rotate_timer_test "${TRACE_PATH}/archives" 1 } @@ -153,10 +196,28 @@ function test_ust_streaming_timer_pid () create_lttng_session_uri $SESSION_NAME net://localhost enable_channel_per_pid $SESSION_NAME "channel0" enable_ust_lttng_event_ok $SESSION_NAME $EVENT_NAME "channel0" - lttng_enable_rotation_timer_ok $SESSION_NAME 500ms start_lttng_tracing_ok $SESSION_NAME - # We just want the app to register, no event generated - $TESTAPP_BIN -i 0 -w 0 > /dev/null 2>&1 + + # We just want the app to register, no event generated. + # But we want the pid for the app since we need to validate its + # unregistration on lttng listing. + $TESTAPP_BIN -i 0 -w 0 > /dev/null 2>&1 & + app_pid=$! + wait $app_pid + + wait_until_app_unregistration $app_pid + ok $? "App is un-registered" + + # Set the rotation after that the app is done and that it was + # unregistered from lttng-sessiond. + # This is necessary since the rotate_timer_test function expects the + # second rotation archive to be empty. On slow machine it can take more + # than 500ms for the lttng-sessiond to receive and handle an app + # termination. This can lead to situation where the second rotation + # archive still have the channels for the pid for the app since that + # from the point of view of the lttng-sessiond/consumer the app is still + # "alive" and "kicking". This is a problem only for per-pid testing. + lttng_enable_rotation_timer_ok $SESSION_NAME 500ms rotate_timer_test "${TRACE_PATH}/${HOSTNAME}/${SESSION_NAME}*/archives" 1 } @@ -194,9 +255,51 @@ function test_incompatible_sessions () destroy_lttng_session_ok $SESSION_NAME } +function produce_n_events () +{ + local event_count=$1 + + $TESTAPP_BIN -i "$event_count" -w 0 > /dev/null 2>&1 +} + +function test_ust_local_size_uid () +{ + diag "Rotate uid 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_ust_lttng_channel_ok $SESSION_NAME "channel0" --buffers-uid + enable_ust_lttng_event_ok $SESSION_NAME $EVENT_NAME "channel0" + lttng_enable_rotation_size_ok $SESSION_NAME $size_threshold + start_lttng_tracing_ok $SESSION_NAME + + trace_until_n_archives produce_n_events "$TRACE_PATH" 5 + + destroy_lttng_session_ok $SESSION_NAME +} + +function test_ust_local_size_pid () +{ + diag "Rotate uid local session every 2MiB" + local size_threshold=$((2 * 1024 * 1024)) + + diag "Test ust local with size-based session rotation per-pid" + create_lttng_session_ok $SESSION_NAME $TRACE_PATH + enable_ust_lttng_channel_ok $SESSION_NAME "channel0" --buffers-pid + enable_ust_lttng_event_ok $SESSION_NAME $EVENT_NAME "channel0" + lttng_enable_rotation_size_ok $SESSION_NAME $size_threshold + start_lttng_tracing_ok $SESSION_NAME + + trace_until_n_archives produce_n_events "$TRACE_PATH" 3 + + destroy_lttng_session_ok $SESSION_NAME +} + plan_tests $NUM_TESTS print_test_banner "$TEST_DESC" +bail_out_if_no_babeltrace start_lttng_relayd "-o $TRACE_PATH" start_lttng_sessiond @@ -205,6 +308,7 @@ tests=( test_ust_streaming_uid test_ust_local_uid \ test_ust_streaming_pid test_ust_local_pid \ test_ust_local_timer_uid test_ust_streaming_timer_uid \ test_ust_local_timer_pid test_ust_streaming_timer_pid \ + test_ust_local_size_uid test_ust_local_size_pid \ test_incompatible_sessions ) for fct_test in ${tests[@]};