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30d86f7d DG |
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 | ||
13 | CURDIR=$(dirname $0)/ | |
14 | TESTDIR=$CURDIR/.. | |
15 | LAUNCH_APP="launch_ust_app" | |
16 | SESSION_NAME="stress" | |
17 | EVENT_NAME="tp:tptest" | |
18 | LOG_FILE_SESSIOND="sessiond.log" | |
19 | LOG_FILE_RELAYD="relayd.log" | |
20 | CHANNEL_NAME="channel0" | |
21 | NR_APP=5 | |
22 | NR_SESSION=5 | |
23 | NR_LOOP=1000 | |
24 | COREDUMP_FILE=$(cat /proc/sys/kernel/core_pattern) | |
25 | NUM_TESTS=16 | |
26 | ||
27 | TEST_DESC="Stress test - $NR_SESSION sessions per UID streaming with $NR_APP apps" | |
28 | ||
29 | source $TESTDIR/utils/utils.sh | |
30 | ||
31 | # MUST set TESTDIR before calling those functions | |
32 | ||
33 | function enable_channel_per_uid() | |
34 | { | |
35 | local sess_name=$1 | |
36 | local channel_name=$2 | |
37 | ||
38 | $TESTDIR/../src/bin/lttng/$LTTNG_BIN enable-channel --buffers-uid -u $channel_name -s $sess_name >/dev/null 2>&1 | |
39 | ok $? "Enable channel $channel_name per UID for session $sess_name" | |
40 | } | |
41 | ||
42 | function lttng_create_session_uri | |
43 | { | |
44 | local name=$1 | |
45 | ||
46 | # Create session with default path | |
47 | $TESTDIR/../src/bin/lttng/$LTTNG_BIN create $name -U net://localhost >/dev/null 2>&1 | |
48 | ok $? "Create session on net://localhost" | |
49 | } | |
50 | ||
51 | function check_sessiond() | |
52 | { | |
53 | if [ -z "$(pidof lt-lttng-sessiond)" ]; then | |
54 | local str_date=$(date +%H%M%S-%d%m%Y) | |
55 | ||
56 | diag "!!!The session daemon died unexpectedly!!!" | |
57 | mv $LOG_FILE_SESSIOND $LOG_FILE_SESSIOND-$str_date | |
58 | if [ -e $COREDUMP_FILE ]; then | |
59 | mv $COREDUMP_FILE $COREDUMP_FILE-$str_date | |
60 | fi | |
61 | exit 1 | |
62 | fi | |
63 | } | |
64 | ||
65 | function check_relayd() | |
66 | { | |
67 | if [ -z "$(pidof lt-lttng-relayd)" ]; then | |
68 | local str_date=$(date +%H%M%S-%d%m%Y) | |
69 | ||
70 | diag "!!!The relay daemon died unexpectedly!!!" | |
71 | mv $LOG_FILE_RELAYD $LOG_FILE_RELAYD-$str_date | |
72 | if [ -e $COREDUMP_FILE ]; then | |
73 | mv $COREDUMP_FILE $COREDUMP_FILE-$str_date | |
74 | fi | |
75 | exit 1 | |
76 | fi | |
77 | } | |
78 | ||
79 | function start_sessiond() | |
80 | { | |
81 | local SESSIOND_BIN="lttng-sessiond" | |
82 | ||
83 | validate_kernel_version | |
84 | if [ $? -ne 0 ]; then | |
85 | fail "Start session daemon" | |
86 | BAIL_OUT "*** Kernel too old for session daemon tests ***" | |
87 | fi | |
88 | ||
89 | if [ -z $(pidof lt-$SESSIOND_BIN) ]; then | |
90 | # We have to start it like this so the ulimit -c is used by this | |
91 | # process. Also, we collect any error message printed out. | |
d8b43e5c | 92 | $TESTDIR/../src/bin/lttng-sessiond/$SESSIOND_BIN --quiet --background --consumerd32-path="$TESTDIR/../src/bin/lttng-consumerd/lttng-consumerd" --consumerd64-path="$TESTDIR/../src/bin/lttng-consumerd/lttng-consumerd" >$LOG_FILE_SESSIOND 2>&1 |
30d86f7d | 93 | status=$? |
30d86f7d DG |
94 | ok $status "Start session daemon" |
95 | fi | |
96 | } | |
97 | ||
98 | function start_relayd | |
99 | { | |
100 | local opt=$1 | |
101 | local RELAYD_BIN="lttng-relayd" | |
102 | ||
103 | if [ -z $(pidof lt-$RELAYD_BIN) ]; then | |
104 | $TESTDIR/../src/bin/lttng-relayd/$RELAYD_BIN $opt >$LOG_FILE_RELAYD 2>&1 & | |
105 | ok $? "Start lttng-relayd (opt: \"$opt\")" | |
106 | fi | |
107 | } | |
108 | ||
109 | test_stress() | |
110 | { | |
111 | for b in $(seq 1 $NR_LOOP); do | |
112 | for a in $(seq 1 $NR_SESSION); do | |
113 | lttng_create_session_uri $SESSION_NAME-$a | |
114 | check_sessiond | |
115 | check_relayd | |
116 | enable_channel_per_uid $SESSION_NAME-$a $CHANNEL_NAME | |
117 | check_sessiond | |
118 | check_relayd | |
119 | enable_ust_lttng_event $SESSION_NAME-$a $EVENT_NAME | |
120 | check_sessiond | |
121 | check_relayd | |
122 | start_lttng_tracing $SESSION_NAME-$a | |
123 | check_sessiond | |
124 | check_relayd | |
125 | done | |
126 | ||
127 | for a in $(seq 1 $NR_SESSION); do | |
128 | stop_lttng_tracing $SESSION_NAME-$a | |
129 | check_sessiond | |
130 | check_relayd | |
131 | destroy_lttng_session $SESSION_NAME-$a | |
132 | check_sessiond | |
133 | check_relayd | |
134 | done | |
135 | done | |
136 | ||
137 | return 0 | |
138 | } | |
139 | ||
140 | function cleanup() | |
141 | { | |
142 | diag "Cleaning up!" | |
143 | killall -9 $LAUNCH_APP | |
144 | stop_lttng_sessiond | |
145 | stop_lttng_relayd | |
146 | } | |
147 | ||
148 | function sighandler() | |
149 | { | |
150 | cleanup | |
151 | rm $LOG_FILE_SESSIOND $LOG_FILE_RELAYD | |
152 | exit 1 | |
153 | } | |
154 | ||
155 | trap sighandler SIGINT | |
156 | ||
157 | # Make sure we collect a coredump if possible. | |
158 | ulimit -c unlimited | |
159 | ||
160 | # MUST set TESTDIR before calling those functions | |
161 | plan_tests $NUM_TESTS | |
162 | ||
163 | print_test_banner "$TEST_DESC" | |
164 | ||
165 | TRACE_PATH=$(mktemp -d) | |
166 | ||
167 | start_relayd "-o $TRACE_PATH" | |
168 | start_sessiond | |
169 | ||
170 | diag "Starting applications launcher" | |
171 | ||
172 | # Start NR_APP applications script that will spawn apps non stop. | |
173 | ./$TESTDIR/stress/$LAUNCH_APP $NR_APP & | |
174 | ||
175 | test_stress | |
176 | out=$? | |
177 | if [ $out -ne 0 ]; then | |
178 | cleanup | |
179 | exit $out | |
180 | fi | |
181 | ||
182 | cleanup | |
183 | rm -rf $TRACE_PATH | |
184 | rm $LOG_FILE_SESSIOND $LOG_FILE_RELAYD | |
185 | exit 0 |