3 # Copyright (C) 2013 David Goulet <dgoulet@efficios.com>
5 # SPDX-License-Identifier: LGPL-2.1-only
10 LAUNCH_APP
="launch_ust_app"
11 KILL_RELAYD_HELPER
="kill_relayd"
13 EVENT_NAME
="tp:tptest"
14 LOG_FILE_SESSIOND
="sessiond.log"
15 LOG_FILE_RELAYD
="relayd.log"
16 CHANNEL_NAME
="channel0"
20 COREDUMP_FILE
=$
(cat /proc
/sys
/kernel
/core_pattern
)
24 TEST_DESC
="Stress test - $NR_SESSION sessions per UID streaming with $NR_APP apps. The relayd is killed sporadically"
26 source $TESTDIR/utils
/utils.sh
28 # MUST set TESTDIR before calling those functions
30 function enable_channel_per_uid
()
35 $TESTDIR/..
/src
/bin
/lttng
/$LTTNG_BIN enable-channel
--buffers-uid -u $channel_name -s $sess_name >/dev
/null
2>&1
36 ok $?
"Enable channel $channel_name per UID for session $sess_name"
39 function check_sessiond
()
41 if [ -z "$(lttng_pgrep lt-lttng-sessiond)" ]; then
42 local str_date
=$
(date +%H
%M
%S-
%d
%m
%Y
)
44 diag
"!!!The session daemon died unexpectedly!!!"
45 mv $LOG_FILE_SESSIOND $LOG_FILE_SESSIOND-$str_date
46 if [ -e $COREDUMP_FILE ]; then
47 mv $COREDUMP_FILE $COREDUMP_FILE-$str_date
53 function start_sessiond
()
55 validate_kernel_version
57 fail
"Start session daemon"
58 BAIL_OUT
"*** Kernel too old for session daemon tests ***"
61 if [ -z $
(lttng_pgrep lt-
$SESSIOND_BIN) ]; then
62 # We have to start it like this so the ulimit -c is used by this
63 # process. Also, we collect any error message printed out.
64 #$TESTDIR/../src/bin/lttng-sessiond/$SESSIOND_BIN --quiet --background --consumerd32-path="$TESTDIR/../src/bin/lttng-consumerd/lttng-consumerd" --consumerd64-path="$TESTDIR/../src/bin/lttng-consumerd/lttng-consumerd" >$LOG_FILE_SESSIOND 2>&1
65 $TESTDIR/..
/src
/bin
/lttng-sessiond
/$SESSIOND_BIN --verbose-consumer -vvv --background --consumerd32-path="$TESTDIR/../src/bin/lttng-consumerd/lttng-consumerd" --consumerd64-path="$TESTDIR/../src/bin/lttng-consumerd/lttng-consumerd" >$LOG_FILE_SESSIOND 2>&1
66 #$TESTDIR/../src/bin/lttng-sessiond/$SESSIOND_BIN --background --consumerd32-path="$TESTDIR/../src/bin/lttng-consumerd/lttng-consumerd" --consumerd64-path="$TESTDIR/../src/bin/lttng-consumerd/lttng-consumerd" >$LOG_FILE_SESSIOND 2>&1
68 ok
$status "Start session daemon"
76 if [ -z $
(lttng_pgrep lt-
$RELAYD_BIN) ]; then
77 $TESTDIR/..
/src
/bin
/lttng-relayd
/$RELAYD_BIN $opt >$LOG_FILE_RELAYD 2>&1 &
78 ok $?
"Start lttng-relayd (opt: \"$opt\")"
82 function check_relayd
()
84 if [ -z "$(lttng_pgrep lt-lttng-relayd)" ]; then
85 local str_date
=$
(date +%H
%M
%S-
%d
%m
%Y
)
87 #diag "Relay daemon died. Starting it again"
88 if [ -e $COREDUMP_FILE ]; then
89 mv $COREDUMP_FILE $COREDUMP_FILE-$str_date
97 for b
in $
(seq 1 $NR_LOOP); do
98 for a
in $
(seq 1 $NR_SESSION); do
99 create_lttng_session_uri
$SESSION_NAME-$a net
://localhost
102 enable_channel_per_uid
$SESSION_NAME-$a $CHANNEL_NAME
105 enable_ust_lttng_event_ok
$SESSION_NAME-$a $EVENT_NAME
108 start_lttng_tracing_ok
$SESSION_NAME-$a
113 for a
in $
(seq 1 $NR_SESSION); do
114 stop_lttng_tracing_ok
$SESSION_NAME-$a
117 destroy_lttng_session_ok
$SESSION_NAME-$a
129 for p
in ${APPS_PID}; do
131 wait ${p} 2>/dev
/null
138 function sighandler
()
141 #rm $LOG_FILE_SESSIOND $LOG_FILE_RELAYD
145 trap sighandler SIGINT SIGTERM
147 # Make sure we collect a coredump if possible.
150 # MUST set TESTDIR before calling those functions
151 plan_tests
$NUM_TESTS
153 print_test_banner
"$TEST_DESC"
155 TRACE_PATH
=$
(mktemp
--tmpdir -d -t tmp.test_multi_sess_per_uid_5app_kill_relayd.XXXXXX
)
157 start_relayd
"-o $TRACE_PATH"
160 diag
"Starting applications launcher"
162 # Start NR_APP applications script that will spawn apps non stop.
163 .
/$TESTDIR/stress
/$LAUNCH_APP $NR_APP &
164 APPS_PID
="${APPS_PID} ${!}"
166 # Launch the helper script that will randomly kill the relayd at vitam eternam.
167 .
/$TESTDIR/stress
/$KILL_RELAYD_HELPER 1 1 &
168 APPS_PID
="${APPS_PID} ${!}"
172 if [ $out -ne 0 ]; then
179 rm $LOG_FILE_SESSIOND $LOG_FILE_RELAYD