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eae79fb9 MD |
1 | #!/bin/bash |
2 | # | |
3 | # Copyright (C) - 2013 Christian Babeux <christian.babeux@efficios.com> | |
4 | # Copyright (C) - 2014, 2016 Mathieu Desnoyers <mathieu.desnoyers@efficios.com> | |
5 | # | |
6 | # This program is free software; you can redistribute it and/or modify it | |
7 | # under the terms of the GNU General Public License, version 2 only, as | |
8 | # published by the Free Software Foundation. | |
9 | # | |
10 | # This program is distributed in the hope that it will be useful, but WITHOUT | |
11 | # ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or | |
12 | # FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License for | |
13 | # more details. | |
14 | # | |
15 | # You should have received a copy of the GNU General Public License along with | |
16 | # this program; if not, write to the Free Software Foundation, Inc., 51 | |
17 | # Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA. | |
18 | ||
19 | TEST_DESC="Kernel tracer - Rotation destroy flush" | |
20 | ||
21 | CURDIR=$(dirname $0)/ | |
22 | TESTDIR=$CURDIR/../.. | |
23 | SESSION_NAME="rotation_destroy_flush" | |
24 | ||
25 | NR_ITER=10 | |
26 | NUM_TESTS=$((13*$NR_ITER)) | |
27 | EVENT_NAME="lttng_test_filter_event" | |
28 | CHANNEL_NAME="testchan" | |
29 | PAGE_SIZE=$(getconf PAGE_SIZE) | |
30 | SIZE_LIMIT=$PAGE_SIZE | |
31 | ||
32 | TESTCMD="echo -n 10000 > /proc/lttng-test-filter-event" | |
33 | ||
34 | # Ensure the daemons invoke abort on error. | |
35 | export LTTNG_ABORT_ON_ERROR=1 | |
36 | ||
37 | source $TESTDIR/utils/utils.sh | |
38 | ||
39 | function signal_cleanup() | |
40 | { | |
41 | diag "*** Exiting ***" | |
42 | rmmod lttng-test | |
43 | stop_lttng_sessiond | |
44 | exit 1 | |
45 | } | |
46 | ||
47 | function enable_kernel_lttng_channel_size_limit () | |
48 | { | |
49 | sess_name="$1" | |
50 | channel_name="$2" | |
51 | tracefile_size_limit="$3" | |
52 | ||
53 | test_name="Enable channel $channel_name " | |
54 | test_name+="for session $sess_name: " | |
55 | test_name+="$tracefile_size_limit bytes tracefile limit" | |
56 | ||
57 | $TESTDIR/../src/bin/lttng/$LTTNG_BIN enable-channel \ | |
58 | -k $channel_name -s $sess_name \ | |
59 | -C $tracefile_size_limit >/dev/null 2>&1 | |
60 | ||
61 | ok $? "$test_name" | |
62 | } | |
63 | ||
64 | function enable_kernel_lttng_event_per_channel () | |
65 | { | |
66 | sess_name="$1" | |
67 | event_name="$2" | |
68 | channel_name="$3" | |
69 | ||
70 | test_name="Enable event $event_name " | |
71 | test_name+="for session $sess_name " | |
72 | test_name+="in channel $channel_name" | |
73 | ||
74 | $TESTDIR/../src/bin/lttng/$LTTNG_BIN enable-event "$event_name" \ | |
75 | -s $sess_name -k -c $channel_name >/dev/null 2>&1 | |
76 | ||
77 | ok $? "$test_name" | |
78 | } | |
79 | ||
80 | function test_rotation_destroy_flush_single() | |
81 | { | |
82 | start_lttng_sessiond | |
83 | modprobe lttng-test | |
84 | ||
85 | create_lttng_session_ok $SESSION_NAME $TRACE_PATH | |
86 | enable_kernel_lttng_channel_size_limit \ | |
87 | $SESSION_NAME $CHANNEL_NAME $SIZE_LIMIT | |
88 | enable_kernel_lttng_event_per_channel \ | |
89 | $SESSION_NAME $EVENT_NAME $CHANNEL_NAME | |
90 | start_lttng_tracing_ok $SESSION_NAME | |
91 | eval ${TESTCMD} | |
92 | # stop and destroy | |
93 | stop_lttng_tracing_ok $SESSION_NAME | |
94 | destroy_lttng_session_ok $SESSION_NAME | |
95 | ||
96 | rm -rf $TRACE_PATH | |
97 | ||
98 | create_lttng_session_ok $SESSION_NAME $TRACE_PATH | |
99 | enable_kernel_lttng_channel_size_limit \ | |
100 | $SESSION_NAME $CHANNEL_NAME $SIZE_LIMIT | |
101 | enable_kernel_lttng_event_per_channel \ | |
102 | $SESSION_NAME $EVENT_NAME $CHANNEL_NAME | |
103 | start_lttng_tracing_ok $SESSION_NAME | |
104 | eval ${TESTCMD} | |
105 | # destroy only | |
106 | destroy_lttng_session_ok $SESSION_NAME | |
107 | ||
108 | rm -rf $TRACE_PATH | |
109 | ||
110 | rmmod lttng-test | |
111 | stop_lttng_sessiond | |
112 | } | |
113 | ||
114 | function test_rotation_destroy_flush() | |
115 | { | |
116 | for a in $(seq 1 ${NR_ITER}); do | |
117 | diag "Iteration ${a}/${NR_ITER}" | |
118 | test_rotation_destroy_flush_single | |
119 | done | |
120 | } | |
121 | ||
122 | # MUST set TESTDIR before calling those functions | |
123 | plan_tests $NUM_TESTS | |
124 | ||
125 | print_test_banner "$TEST_DESC" | |
126 | ||
127 | TESTS=( | |
128 | "test_rotation_destroy_flush" | |
129 | ) | |
130 | ||
131 | TEST_COUNT=${#TESTS[@]} | |
132 | i=0 | |
133 | ||
134 | if [ "$(id -u)" == "0" ]; then | |
135 | isroot=1 | |
136 | else | |
137 | isroot=0 | |
138 | fi | |
139 | ||
140 | skip $isroot "Root access is needed. Skipping all tests." $NUM_TESTS || | |
141 | { | |
142 | trap signal_cleanup SIGTERM SIGINT | |
143 | ||
144 | while [ "$i" -lt "$TEST_COUNT" ]; do | |
145 | ||
146 | TRACE_PATH=$(mktemp -d) | |
147 | ||
148 | # Execute test | |
149 | ${TESTS[$i]} | |
150 | ||
151 | let "i++" | |
152 | done | |
153 | } |