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26402e0c 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. | |
8 | # | |
9 | # This library is distributed in the hope that it will be useful, but WITHOUT | |
10 | # ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS | |
11 | # FOR A PARTICULAR PURPOSE. See the GNU Lesser General Public License for more | |
12 | # details. | |
13 | # | |
14 | # You should have received a copy of the GNU Lesser General Public License | |
15 | # along with this library; if not, write to the Free Software Foundation, Inc., | |
16 | # 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA | |
17 | TEST_DESC="Streaming - Snapshot Kernel tracing" | |
18 | ||
19 | CURDIR=$(dirname $0)/ | |
20 | TESTDIR=$CURDIR/../../.. | |
21 | EVENT_NAME="sched_switch" | |
22 | PID_RELAYD=0 | |
23 | SESSION_NAME="" | |
24 | CHANNEL_NAME="chan1" | |
25 | ||
26 | TRACE_PATH=$(mktemp -d) | |
27 | ||
25d6f007 | 28 | NUM_TESTS=36 |
26402e0c DG |
29 | |
30 | source $TESTDIR/utils/utils.sh | |
31 | ||
26402e0c DG |
32 | function snapshot_add_output () |
33 | { | |
34 | local sess_name=$1 | |
35 | local trace_path=$2 | |
36 | local name=$3 | |
37 | local extra_opt="" | |
38 | ||
39 | if [ ! -z $name ]; then | |
40 | extra_opt="-n $name" | |
41 | fi | |
42 | ||
43 | $TESTDIR/../src/bin/lttng/$LTTNG_BIN snapshot add-output -s $sess_name $extra_opt $trace_path >/dev/null 2>&1 | |
44 | ok $? "Added snapshot output $trace_path" | |
45 | } | |
46 | ||
47 | # Test a snapshot using a default name for the output destination. | |
48 | function test_kernel_default_name_with_del() | |
49 | { | |
50 | diag "Test kernel snapshot streaming with default name with delete output" | |
51 | create_lttng_session_no_output $SESSION_NAME | |
52 | enable_lttng_mmap_overwrite_kernel_channel $SESSION_NAME $CHANNEL_NAME | |
53 | lttng_enable_kernel_event $SESSION_NAME $EVENT_NAME $CHANNEL_NAME | |
e563bbdb | 54 | start_lttng_tracing_ok $SESSION_NAME |
26402e0c DG |
55 | snapshot_add_output $SESSION_NAME "net://localhost" |
56 | lttng_snapshot_record $SESSION_NAME | |
57 | ||
58 | # Validate test | |
59 | validate_trace $EVENT_NAME $TRACE_PATH/$HOSTNAME/snapshot-1* | |
60 | if [ $? -ne 0 ]; then | |
61 | return $? | |
62 | fi | |
63 | ||
31580dc7 | 64 | lttng_snapshot_del_output_ok $SESSION_NAME 1 |
26402e0c | 65 | snapshot_add_output $SESSION_NAME "net://localhost" |
26402e0c DG |
66 | lttng_snapshot_record $SESSION_NAME |
67 | ||
68 | # Validate test with the next ID since a del output was done prior. | |
69 | validate_trace $EVENT_NAME $TRACE_PATH/$HOSTNAME/snapshot-2* | |
70 | if [ $? -ne 0 ]; then | |
71 | return $? | |
72 | fi | |
73 | ||
96340a01 | 74 | stop_lttng_tracing_ok $SESSION_NAME |
67b4c664 | 75 | destroy_lttng_session_ok $SESSION_NAME |
26402e0c DG |
76 | |
77 | return 0 | |
78 | } | |
79 | ||
80 | # Test a snapshot using a default name for the output destination. | |
81 | function test_kernel_default_name() | |
82 | { | |
83 | diag "Test kernel snapshot streaming with default name" | |
84 | create_lttng_session_no_output $SESSION_NAME | |
85 | enable_lttng_mmap_overwrite_kernel_channel $SESSION_NAME $CHANNEL_NAME | |
86 | lttng_enable_kernel_event $SESSION_NAME $EVENT_NAME $CHANNEL_NAME | |
e563bbdb | 87 | start_lttng_tracing_ok $SESSION_NAME |
26402e0c DG |
88 | snapshot_add_output $SESSION_NAME "net://localhost" |
89 | lttng_snapshot_record $SESSION_NAME | |
96340a01 | 90 | stop_lttng_tracing_ok $SESSION_NAME |
67b4c664 | 91 | destroy_lttng_session_ok $SESSION_NAME |
26402e0c DG |
92 | # Validate test |
93 | validate_trace $EVENT_NAME $TRACE_PATH/$HOSTNAME/snapshot-1* | |
94 | out=$? | |
95 | ||
96 | return $out | |
97 | } | |
98 | ||
99 | # Test a snapshot using a custom name for the output destination. | |
100 | function test_kernel_custom_name() | |
101 | { | |
102 | local out | |
103 | local name="asnapshotname" | |
104 | ||
105 | diag "Test kernel snapshot streaming with custom name" | |
106 | create_lttng_session_no_output $SESSION_NAME | |
107 | enable_lttng_mmap_overwrite_kernel_channel $SESSION_NAME $CHANNEL_NAME | |
108 | lttng_enable_kernel_event $SESSION_NAME $EVENT_NAME $CHANNEL_NAME | |
e563bbdb | 109 | start_lttng_tracing_ok $SESSION_NAME |
26402e0c DG |
110 | snapshot_add_output $SESSION_NAME "net://localhost" $name |
111 | lttng_snapshot_record $SESSION_NAME | |
96340a01 | 112 | stop_lttng_tracing_ok $SESSION_NAME |
67b4c664 | 113 | destroy_lttng_session_ok $SESSION_NAME |
26402e0c DG |
114 | |
115 | if ls $TRACE_PATH/$HOSTNAME/$name* &> /dev/null; then | |
116 | ok 0 "Custom name snapshot exists" | |
117 | # Validate test | |
118 | validate_trace $EVENT_NAME $TRACE_PATH/$HOSTNAME/$name-* | |
119 | out=$? | |
120 | else | |
121 | fail "No custom name snapshot found" | |
122 | out=1 | |
123 | fi | |
124 | ||
125 | return $out | |
126 | } | |
127 | ||
128 | plan_tests $NUM_TESTS | |
129 | ||
130 | print_test_banner "$TEST_DESC" | |
131 | ||
132 | if [ "$(id -u)" == "0" ]; then | |
133 | isroot=1 | |
134 | else | |
135 | isroot=0 | |
136 | fi | |
137 | ||
138 | skip $isroot "Root access is needed. Skipping all kernel streaming tests." $NUM_TESTS || | |
139 | { | |
9c8a3964 JR |
140 | validate_lttng_modules_present |
141 | ||
26402e0c DG |
142 | start_lttng_relayd "-o $TRACE_PATH" |
143 | start_lttng_sessiond | |
144 | ||
145 | tests=( test_kernel_default_name test_kernel_custom_name \ | |
146 | test_kernel_default_name_with_del ) | |
147 | ||
148 | for fct_test in ${tests[@]}; | |
149 | do | |
150 | SESSION_NAME=$(randstring 16 0) | |
151 | ${fct_test} | |
152 | if [ $? -eq 0 ]; then | |
153 | # Only delete if successful | |
25d6f007 | 154 | rm -rf $TRACE_PATH |
26402e0c DG |
155 | else |
156 | break | |
157 | fi | |
158 | done | |
159 | ||
160 | stop_lttng_sessiond | |
161 | stop_lttng_relayd | |
162 | } |