| 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 | APPS_PID= |
| 32 | |
| 33 | TRACE_PATH=$(mktemp -d) |
| 34 | |
| 35 | NUM_TESTS=49 |
| 36 | |
| 37 | source $TESTDIR/utils/utils.sh |
| 38 | |
| 39 | if [ ! -x "$TESTAPP_BIN" ]; then |
| 40 | BAIL_OUT "No UST events binary detected." |
| 41 | fi |
| 42 | |
| 43 | function snapshot_add_output () |
| 44 | { |
| 45 | local sess_name=$1 |
| 46 | local trace_path=$2 |
| 47 | local name=$3 |
| 48 | local extra_opt="" |
| 49 | |
| 50 | if [ ! -z $name ]; then |
| 51 | extra_opt="-n $name" |
| 52 | fi |
| 53 | |
| 54 | $TESTDIR/../src/bin/lttng/$LTTNG_BIN snapshot add-output -s $sess_name $extra_opt $trace_path >/dev/null 2>&1 |
| 55 | ok $? "Added snapshot output $trace_path" |
| 56 | } |
| 57 | |
| 58 | # Start trace application and return once one event has been hit. |
| 59 | function start_test_app() |
| 60 | { |
| 61 | local tmp_file=$(mktemp -u) |
| 62 | |
| 63 | # Start application with a temporary file. |
| 64 | $TESTAPP_BIN $NR_ITER $NR_USEC_WAIT $tmp_file & |
| 65 | ret=$? |
| 66 | APPS_PID="${APPS_PID} ${!}" |
| 67 | ok $ret "Start application to trace" |
| 68 | |
| 69 | # Wait for the application file to appear indicating that at least one |
| 70 | # tracepoint has been fired. |
| 71 | while [ ! -f "$tmp_file" ]; do |
| 72 | sleep 0.5 |
| 73 | done |
| 74 | diag "Removing test app temporary file $tmp_file" |
| 75 | rm -f $tmp_file |
| 76 | } |
| 77 | |
| 78 | function stop_test_apps() |
| 79 | { |
| 80 | diag "Stopping $TESTAPP_NAME" |
| 81 | for p in ${APPS_PID}; do |
| 82 | kill ${p} |
| 83 | wait ${p} 2>/dev/null |
| 84 | done |
| 85 | APPS_PID= |
| 86 | } |
| 87 | |
| 88 | # Test a snapshot using a default name for the output destination. |
| 89 | function test_ust_default_name_with_del() |
| 90 | { |
| 91 | diag "Test UST snapshot streaming with default name with delete output" |
| 92 | create_lttng_session_no_output $SESSION_NAME |
| 93 | enable_lttng_mmap_overwrite_ust_channel $SESSION_NAME $CHANNEL_NAME |
| 94 | enable_ust_lttng_event_ok $SESSION_NAME $EVENT_NAME $CHANNEL_NAME |
| 95 | start_lttng_tracing_ok $SESSION_NAME |
| 96 | |
| 97 | start_test_app |
| 98 | |
| 99 | snapshot_add_output $SESSION_NAME "net://localhost" |
| 100 | lttng_snapshot_record $SESSION_NAME |
| 101 | |
| 102 | # Validate test |
| 103 | echo $TRACE_PATH/$HOSTNAME/snapshot-1 |
| 104 | validate_trace $EVENT_NAME $TRACE_PATH/$HOSTNAME/snapshot-1* |
| 105 | if [ $? -ne 0 ]; then |
| 106 | stop_test_apps |
| 107 | return $? |
| 108 | fi |
| 109 | |
| 110 | lttng_snapshot_del_output_ok $SESSION_NAME 1 |
| 111 | snapshot_add_output $SESSION_NAME "net://localhost" |
| 112 | lttng_snapshot_record $SESSION_NAME |
| 113 | |
| 114 | # Validate test with the next ID since a del output was done prior. |
| 115 | validate_trace $EVENT_NAME $TRACE_PATH/$HOSTNAME/snapshot-2* |
| 116 | if [ $? -ne 0 ]; then |
| 117 | stop_test_apps |
| 118 | return $? |
| 119 | fi |
| 120 | |
| 121 | stop_lttng_tracing_ok $SESSION_NAME |
| 122 | destroy_lttng_session_ok $SESSION_NAME |
| 123 | |
| 124 | stop_test_apps |
| 125 | |
| 126 | return 0 |
| 127 | } |
| 128 | |
| 129 | # Test a snapshot using a default name for the output destination. |
| 130 | function test_ust_default_name() |
| 131 | { |
| 132 | diag "Test UST snapshot streaming with default name" |
| 133 | create_lttng_session_no_output $SESSION_NAME |
| 134 | enable_lttng_mmap_overwrite_ust_channel $SESSION_NAME $CHANNEL_NAME |
| 135 | enable_ust_lttng_event_ok $SESSION_NAME $EVENT_NAME $CHANNEL_NAME |
| 136 | start_lttng_tracing_ok $SESSION_NAME |
| 137 | |
| 138 | start_test_app |
| 139 | |
| 140 | snapshot_add_output $SESSION_NAME "net://localhost" |
| 141 | lttng_snapshot_record $SESSION_NAME |
| 142 | stop_lttng_tracing_ok $SESSION_NAME |
| 143 | destroy_lttng_session_ok $SESSION_NAME |
| 144 | # Validate test |
| 145 | validate_trace $EVENT_NAME $TRACE_PATH/$HOSTNAME/snapshot-1* |
| 146 | out=$? |
| 147 | |
| 148 | stop_test_apps |
| 149 | |
| 150 | return $out |
| 151 | } |
| 152 | |
| 153 | function test_ust_default_name_custom_uri() |
| 154 | { |
| 155 | diag "Test UST snapshot streaming with default name with custom URL" |
| 156 | create_lttng_session_no_output $SESSION_NAME |
| 157 | enable_lttng_mmap_overwrite_ust_channel $SESSION_NAME $CHANNEL_NAME |
| 158 | enable_ust_lttng_event_ok $SESSION_NAME $EVENT_NAME $CHANNEL_NAME |
| 159 | start_lttng_tracing_ok $SESSION_NAME |
| 160 | |
| 161 | start_test_app |
| 162 | |
| 163 | snapshot_add_output $SESSION_NAME "-C tcp://localhost:5342 -D tcp://localhost:5343" |
| 164 | lttng_snapshot_record $SESSION_NAME |
| 165 | stop_lttng_tracing_ok $SESSION_NAME |
| 166 | destroy_lttng_session_ok $SESSION_NAME |
| 167 | # Validate test |
| 168 | validate_trace $EVENT_NAME $TRACE_PATH/$HOSTNAME/snapshot-1* |
| 169 | out=$? |
| 170 | |
| 171 | stop_test_apps |
| 172 | |
| 173 | return $out |
| 174 | } |
| 175 | |
| 176 | # Test a snapshot using a custom name for the output destination. |
| 177 | function test_ust_custom_name() |
| 178 | { |
| 179 | local out |
| 180 | local name="asnapshotname" |
| 181 | |
| 182 | diag "Test UST snapshot streaming with custom name" |
| 183 | create_lttng_session_no_output $SESSION_NAME |
| 184 | enable_lttng_mmap_overwrite_ust_channel $SESSION_NAME $CHANNEL_NAME |
| 185 | enable_ust_lttng_event_ok $SESSION_NAME $EVENT_NAME $CHANNEL_NAME |
| 186 | start_lttng_tracing_ok $SESSION_NAME |
| 187 | |
| 188 | start_test_app |
| 189 | |
| 190 | snapshot_add_output $SESSION_NAME "net://localhost" $name |
| 191 | lttng_snapshot_record $SESSION_NAME |
| 192 | stop_lttng_tracing_ok $SESSION_NAME |
| 193 | destroy_lttng_session_ok $SESSION_NAME |
| 194 | |
| 195 | if ls $TRACE_PATH/$HOSTNAME/$name* &> /dev/null; then |
| 196 | ok 0 "Custom name snapshot exists" |
| 197 | # Validate test |
| 198 | validate_trace $EVENT_NAME $TRACE_PATH/$HOSTNAME/$name-* |
| 199 | out=$? |
| 200 | else |
| 201 | fail "No custom name snapshot found" |
| 202 | out=1 |
| 203 | fi |
| 204 | |
| 205 | stop_test_apps |
| 206 | |
| 207 | return $out |
| 208 | } |
| 209 | |
| 210 | plan_tests $NUM_TESTS |
| 211 | |
| 212 | print_test_banner "$TEST_DESC" |
| 213 | |
| 214 | if [ "$(id -u)" == "0" ]; then |
| 215 | isroot=1 |
| 216 | else |
| 217 | isroot=0 |
| 218 | fi |
| 219 | |
| 220 | start_lttng_relayd "-o $TRACE_PATH" |
| 221 | start_lttng_sessiond |
| 222 | |
| 223 | tests=( test_ust_default_name_with_del test_ust_default_name test_ust_custom_name test_ust_default_name_custom_uri ) |
| 224 | |
| 225 | for fct_test in ${tests[@]}; |
| 226 | do |
| 227 | SESSION_NAME=$(randstring 16 0) |
| 228 | ${fct_test} |
| 229 | if [ $? -eq 0 ]; then |
| 230 | # Only delete if successful |
| 231 | rm -rf $TRACE_PATH |
| 232 | else |
| 233 | break |
| 234 | fi |
| 235 | done |
| 236 | |
| 237 | stop_lttng_sessiond |
| 238 | stop_lttng_relayd |