Refactor: test: wrapper for destroy_lttng_session
[lttng-tools.git] / tests / stress / test_multi_sessions_per_uid_5app_streaming_kill_relayd
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1#!/bin/bash
2#
3# Copyright (C) - 2013 David Goulet <dgoulet@efficios.com>
4#
5# This library is free software; you can redistribute it and/or modify it under
6# the terms of the GNU Lesser General Public License as published by the Free
7# Software Foundation; version 2.1 of the License. details.
8#
9# You should have received a copy of the GNU Lesser General Public License
10# along with this library; if not, write to the Free Software Foundation, Inc.,
11# 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA
12
13CURDIR=$(dirname $0)/
14TESTDIR=$CURDIR/..
15LAUNCH_APP="launch_ust_app"
16KILL_RELAYD_HELPER="kill_relayd"
17SESSION_NAME="stress"
18EVENT_NAME="tp:tptest"
19LOG_FILE_SESSIOND="sessiond.log"
20LOG_FILE_RELAYD="relayd.log"
21CHANNEL_NAME="channel0"
22NR_APP=5
23NR_SESSION=5
24NR_LOOP=100000
25COREDUMP_FILE=$(cat /proc/sys/kernel/core_pattern)
26NUM_TESTS=16
7e635e71 27APPS_PID=
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28
29TEST_DESC="Stress test - $NR_SESSION sessions per UID streaming with $NR_APP apps. The relayd is killed sporadically"
30
31source $TESTDIR/utils/utils.sh
32
33# MUST set TESTDIR before calling those functions
34
35function enable_channel_per_uid()
36{
37 local sess_name=$1
38 local channel_name=$2
39
40 $TESTDIR/../src/bin/lttng/$LTTNG_BIN enable-channel --buffers-uid -u $channel_name -s $sess_name >/dev/null 2>&1
41 ok $? "Enable channel $channel_name per UID for session $sess_name"
42}
43
44function lttng_create_session_uri
45{
46 local name=$1
47
48 # Create session with default path
49 $TESTDIR/../src/bin/lttng/$LTTNG_BIN create $name -U net://localhost >/dev/null 2>&1
50 ok $? "Create session on net://localhost"
51}
52
53function check_sessiond()
54{
55 if [ -z "$(pidof lt-lttng-sessiond)" ]; then
56 local str_date=$(date +%H%M%S-%d%m%Y)
57
58 diag "!!!The session daemon died unexpectedly!!!"
59 mv $LOG_FILE_SESSIOND $LOG_FILE_SESSIOND-$str_date
60 if [ -e $COREDUMP_FILE ]; then
61 mv $COREDUMP_FILE $COREDUMP_FILE-$str_date
62 fi
63 exit 1
64 fi
65}
66
67function start_sessiond()
68{
69 local SESSIOND_BIN="lttng-sessiond"
70
71 validate_kernel_version
72 if [ $? -ne 0 ]; then
73 fail "Start session daemon"
74 BAIL_OUT "*** Kernel too old for session daemon tests ***"
75 fi
76
77 if [ -z $(pidof lt-$SESSIOND_BIN) ]; then
78 # We have to start it like this so the ulimit -c is used by this
79 # process. Also, we collect any error message printed out.
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80 #$TESTDIR/../src/bin/lttng-sessiond/$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
81 $TESTDIR/../src/bin/lttng-sessiond/$SESSIOND_BIN --verbose-consumer -vvv --background --consumerd32-path="$TESTDIR/../src/bin/lttng-consumerd/lttng-consumerd" --consumerd64-path="$TESTDIR/../src/bin/lttng-consumerd/lttng-consumerd" >$LOG_FILE_SESSIOND 2>&1
82 #$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
b3300ee2 83 status=$?
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84 ok $status "Start session daemon"
85 fi
86}
87
88function start_relayd
89{
90 local opt=$1
91 local RELAYD_BIN="lttng-relayd"
92
93 if [ -z $(pidof lt-$RELAYD_BIN) ]; then
94 $TESTDIR/../src/bin/lttng-relayd/$RELAYD_BIN $opt >$LOG_FILE_RELAYD 2>&1 &
95 ok $? "Start lttng-relayd (opt: \"$opt\")"
96 fi
97}
98
99function check_relayd()
100{
101 if [ -z "$(pidof lt-lttng-relayd)" ]; then
102 local str_date=$(date +%H%M%S-%d%m%Y)
103
104 #diag "Relay daemon died. Starting it again"
105 if [ -e $COREDUMP_FILE ]; then
106 mv $COREDUMP_FILE $COREDUMP_FILE-$str_date
107 fi
108 start_relayd
109 fi
110}
111
112test_stress()
113{
114 for b in $(seq 1 $NR_LOOP); do
115 for a in $(seq 1 $NR_SESSION); do
116 lttng_create_session_uri $SESSION_NAME-$a
117 check_sessiond
118 check_relayd
119 enable_channel_per_uid $SESSION_NAME-$a $CHANNEL_NAME
120 check_sessiond
121 check_relayd
c4926bb5 122 enable_ust_lttng_event_ok $SESSION_NAME-$a $EVENT_NAME
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123 check_sessiond
124 check_relayd
e563bbdb 125 start_lttng_tracing_ok $SESSION_NAME-$a
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126 check_sessiond
127 check_relayd
128 done
129
130 for a in $(seq 1 $NR_SESSION); do
96340a01 131 stop_lttng_tracing_ok $SESSION_NAME-$a
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132 check_sessiond
133 check_relayd
67b4c664 134 destroy_lttng_session_ok $SESSION_NAME-$a
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135 check_sessiond
136 check_relayd
137 done
138 done
139
140 return 0
141}
142
143function cleanup()
144{
145 diag "Cleaning up!"
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146 for p in ${APPS_PID}; do
147 kill ${p}
148 wait ${p} 2>/dev/null
149 done
150 APPS_PID=
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151 stop_lttng_sessiond
152 stop_lttng_relayd
153}
154
155function sighandler()
156{
157 cleanup
158 #rm $LOG_FILE_SESSIOND $LOG_FILE_RELAYD
159 exit 1
160}
161
162trap sighandler SIGINT
7e635e71 163trap sighandler SIGTERM
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164
165# Make sure we collect a coredump if possible.
166ulimit -c unlimited
167
168# MUST set TESTDIR before calling those functions
169plan_tests $NUM_TESTS
170
171print_test_banner "$TEST_DESC"
172
173TRACE_PATH=$(mktemp -d)
174
175start_relayd "-o $TRACE_PATH"
176start_sessiond
177
178diag "Starting applications launcher"
179
180# Start NR_APP applications script that will spawn apps non stop.
181./$TESTDIR/stress/$LAUNCH_APP $NR_APP &
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182APPS_PID="${APPS_PID} ${!}"
183
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184# Launch the helper script that will randomly kill the relayd at vitam eternam.
185./$TESTDIR/stress/$KILL_RELAYD_HELPER 1 1 &
7e635e71 186APPS_PID="${APPS_PID} ${!}"
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187
188test_stress
189out=$?
190if [ $out -ne 0 ]; then
191 cleanup
192 exit $out
193fi
194
195cleanup
196rm -rf $TRACE_PATH
197rm $LOG_FILE_SESSIOND $LOG_FILE_RELAYD
198exit 0
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