Tests: Add UST snapshot local and streaming
[lttng-tools.git] / tests / regression / tools / snapshots / test_ust_streaming
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 UST tracing"
18
19 CURDIR=$(dirname $0)/
20 TESTDIR=$CURDIR/../../..
21 EVENT_NAME="tp:tptest"
22 PID_RELAYD=0
23 SESSION_NAME=""
24 CHANNEL_NAME="chan1"
25 BIN_NAME="gen-nevents"
26 TESTAPP_PATH="$TESTDIR/utils/testapp"
27 TESTAPP_NAME="gen-ust-events"
28 TESTAPP_BIN="$TESTAPP_PATH/$TESTAPP_NAME/$TESTAPP_NAME"
29 NR_ITER=2000000
30 NR_USEC_WAIT=100
31
32 TRACE_PATH=$(mktemp -d)
33
34 NUM_TESTS=39
35
36 source $TESTDIR/utils/utils.sh
37
38 if [ ! -x "$TESTAPP_BIN" ]; then
39 BAIL_OUT "No UST events binary detected."
40 fi
41
42 function snapshot_add_output ()
43 {
44 local sess_name=$1
45 local trace_path=$2
46 local name=$3
47 local extra_opt=""
48
49 if [ ! -z $name ]; then
50 extra_opt="-n $name"
51 fi
52
53 $TESTDIR/../src/bin/lttng/$LTTNG_BIN snapshot add-output -s $sess_name $extra_opt $trace_path >/dev/null 2>&1
54 ok $? "Added snapshot output $trace_path"
55 }
56
57 # Test a snapshot using a default name for the output destination.
58 function test_ust_default_name_with_del()
59 {
60 diag "Test UST snapshot streaming with default name with delete output"
61 create_lttng_session_no_output $SESSION_NAME
62 enable_lttng_mmap_overwrite_ust_channel $SESSION_NAME $CHANNEL_NAME
63 enable_ust_lttng_event $SESSION_NAME $EVENT_NAME $CHANNEL_NAME
64 start_lttng_tracing $SESSION_NAME
65 $TESTAPP_BIN $NR_ITER $NR_USEC_WAIT &
66 ok $? "Start application to trace"
67 snapshot_add_output $SESSION_NAME "net://localhost"
68 lttng_snapshot_record $SESSION_NAME
69
70 # Validate test
71 echo $TRACE_PATH/$HOSTNAME/snapshot-1
72 validate_trace $EVENT_NAME $TRACE_PATH/$HOSTNAME/snapshot-1*
73 if [ $? -ne 0 ]; then
74 return $?
75 fi
76
77 lttng_snapshot_del_output $SESSION_NAME 1
78 snapshot_add_output $SESSION_NAME "net://localhost"
79 lttng_snapshot_record $SESSION_NAME
80
81 # Validate test with the next ID since a del output was done prior.
82 validate_trace $EVENT_NAME $TRACE_PATH/$HOSTNAME/snapshot-2*
83 if [ $? -ne 0 ]; then
84 return $?
85 fi
86
87 stop_lttng_tracing $SESSION_NAME
88 destroy_lttng_session $SESSION_NAME
89
90 diag "Killing $TESTAPP_NAME"
91 PID_APP=`pidof $TESTAPP_NAME`
92 kill $PID_APP >/dev/null 2>&1
93
94 return 0
95 }
96
97 # Test a snapshot using a default name for the output destination.
98 function test_ust_default_name()
99 {
100 diag "Test UST snapshot streaming with default name"
101 create_lttng_session_no_output $SESSION_NAME
102 enable_lttng_mmap_overwrite_ust_channel $SESSION_NAME $CHANNEL_NAME
103 enable_ust_lttng_event $SESSION_NAME $EVENT_NAME $CHANNEL_NAME
104 start_lttng_tracing $SESSION_NAME
105 $TESTAPP_BIN $NR_ITER $NR_USEC_WAIT &
106 ok $? "Start application to trace"
107 snapshot_add_output $SESSION_NAME "net://localhost"
108 lttng_snapshot_record $SESSION_NAME
109 stop_lttng_tracing $SESSION_NAME
110 destroy_lttng_session $SESSION_NAME
111 # Validate test
112 validate_trace $EVENT_NAME $TRACE_PATH/$HOSTNAME/snapshot-1*
113 out=$?
114
115 diag "Killing $TESTAPP_NAME"
116 PID_APP=`pidof $TESTAPP_NAME`
117 kill $PID_APP >/dev/null 2>&1
118
119 return $out
120 }
121
122 # Test a snapshot using a custom name for the output destination.
123 function test_ust_custom_name()
124 {
125 local out
126 local name="asnapshotname"
127
128 diag "Test UST snapshot streaming with custom name"
129 create_lttng_session_no_output $SESSION_NAME
130 enable_lttng_mmap_overwrite_ust_channel $SESSION_NAME $CHANNEL_NAME
131 enable_ust_lttng_event $SESSION_NAME $EVENT_NAME $CHANNEL_NAME
132 start_lttng_tracing $SESSION_NAME
133 $TESTAPP_BIN $NR_ITER $NR_USEC_WAIT &
134 ok $? "Start application to trace"
135 snapshot_add_output $SESSION_NAME "net://localhost" $name
136 lttng_snapshot_record $SESSION_NAME
137 stop_lttng_tracing $SESSION_NAME
138 destroy_lttng_session $SESSION_NAME
139
140 if ls $TRACE_PATH/$HOSTNAME/$name* &> /dev/null; then
141 ok 0 "Custom name snapshot exists"
142 # Validate test
143 validate_trace $EVENT_NAME $TRACE_PATH/$HOSTNAME/$name-*
144 out=$?
145 else
146 fail "No custom name snapshot found"
147 out=1
148 fi
149
150 diag "Killing $TESTAPP_NAME"
151 PID_APP=`pidof $TESTAPP_NAME`
152 kill $PID_APP >/dev/null 2>&1
153
154 return $out
155 }
156
157 plan_tests $NUM_TESTS
158
159 print_test_banner "$TEST_DESC"
160
161 if [ "$(id -u)" == "0" ]; then
162 isroot=1
163 else
164 isroot=0
165 fi
166
167 start_lttng_relayd "-o $TRACE_PATH"
168 start_lttng_sessiond
169
170 tests=( test_ust_default_name_with_del test_ust_default_name test_ust_custom_name )
171
172 for fct_test in ${tests[@]};
173 do
174 SESSION_NAME=$(randstring 16 0)
175 ${fct_test}
176 if [ $? -eq 0 ]; then
177 # Only delete if successful
178 rm -rf $TRACE_PATH
179 else
180 break
181 fi
182 done
183
184 stop_lttng_sessiond
185 stop_lttng_relayd
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