tests/regression/tools/clear/test_ust

   1 #!/bin/bash
   2 #
   3 # Copyright (C) - 2019 Jonathan Rajotte-Julien <jonathan.rajotte-julien@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
  18 TEST_DESC="Clear - UST tracing"
  19
  20 CURDIR=$(dirname $0)/
  21 TESTDIR=$CURDIR/../../..
  22 EVENT_NAME="tp:tptest"
  23 SESSION_NAME=""
  24 TESTAPP_PATH="$TESTDIR/utils/testapp"
  25 TESTAPP_NAME="gen-ust-events"
  26 TESTAPP_BIN="$TESTAPP_PATH/$TESTAPP_NAME/$TESTAPP_NAME"
  27
  28 NUM_TESTS=69
  29
  30 TRACE_PATH=$(mktemp -d)
  31
  32 source $TESTDIR/utils/utils.sh
  33
  34 if [ ! -x "$TESTAPP_BIN" ]; then
  35         BAIL_OUT "No UST events binary detected."
  36 fi
  37
  38 function clean_path ()
  39 {
  40         local trace_path=$1
  41         set -u
  42         rm -rf $trace_path/*
  43         set +u
  44 }
  45
  46 function test_ust_streaming ()
  47 {
  48         diag "Test ust streaming clear"
  49         create_lttng_session_uri $SESSION_NAME net://localhost
  50         enable_ust_lttng_event_ok $SESSION_NAME $EVENT_NAME
  51         start_lttng_tracing_ok $SESSION_NAME
  52         # TODO: place holder, support for streaming MUST be implemented
  53         # This validate that for now we fail correctly
  54         lttng_clear_session_fail $SESSION_NAME
  55
  56         destroy_lttng_session_ok $SESSION_NAME
  57 }
  58
  59 function test_ust_streaming_live ()
  60 {
  61         diag "Test ust streaming live clear"
  62         create_lttng_session_uri $SESSION_NAME net://localhost "--live"
  63         enable_ust_lttng_event_ok $SESSION_NAME $EVENT_NAME
  64         start_lttng_tracing_ok $SESSION_NAME
  65         # TODO: place holder, support for streaming MUST be implemented
  66         # This validate that for now we fail correctly
  67         lttng_clear_session_fail $SESSION_NAME
  68
  69         destroy_lttng_session_ok $SESSION_NAME
  70 }
  71
  72 function test_ust_local ()
  73 {
  74         diag "Test ust local"
  75         create_lttng_session_ok $SESSION_NAME $TRACE_PATH
  76         enable_ust_lttng_event_ok $SESSION_NAME $EVENT_NAME
  77         start_lttng_tracing_ok $SESSION_NAME
  78         # TODO: place holder, support for local MUST be implemented
  79         lttng_clear_session_fail $SESSION_NAME
  80         # TODO: validate that the previous chunk IS no more present
  81
  82         destroy_lttng_session_ok $SESSION_NAME
  83 }
  84
  85 function do_ust_snapshot ()
  86 {
  87         local session_name=$1
  88         local trace_path=$2
  89
  90         enable_ust_lttng_event_ok $session_name $EVENT_NAME
  91         start_lttng_tracing_ok $session_name
  92
  93         # Generate 10 events that will sit in the buffers.
  94         $TESTAPP_BIN -i 10
  95
  96         # Take a first snapshot and validate that the events are present.
  97         lttng_snapshot_record $session_name
  98         stop_lttng_tracing_ok $session_name
  99         validate_trace_count $EVENT_NAME $trace_path 10
 100
 101         # Clean the output path
 102         clean_path $trace_path
 103         start_lttng_tracing_ok $session_name
 104
 105         lttng_clear_session_ok $session_name
 106
 107         # Make sure the subsequent snapshot is empty and valid.
 108         lttng_snapshot_record $session_name
 109         stop_lttng_tracing_ok $session_name
 110         validate_trace_empty $trace_path
 111
 112         # Clean the output path
 113         clean_path $trace_path
 114         start_lttng_tracing_ok $session_name
 115
 116         # Make sure that everything still works, generate events and take a
 117         # snapshot.
 118         $TESTAPP_BIN -i 10
 119         lttng_snapshot_record $session_name
 120         stop_lttng_tracing_ok $session_name
 121         validate_trace_count $EVENT_NAME $trace_path 10
 122 }
 123
 124 function test_ust_streaming_snapshot ()
 125 {
 126         diag "Test ust streaming snapshot clear"
 127
 128         create_lttng_session_uri $SESSION_NAME net://localhost "--snapshot"
 129         do_ust_snapshot $SESSION_NAME $TRACE_PATH
 130         destroy_lttng_session_ok $SESSION_NAME
 131 }
 132
 133 function test_ust_local_snapshot ()
 134 {
 135         diag "Test ust local snapshot clear"
 136
 137         create_lttng_session_ok $SESSION_NAME $TRACE_PATH "--snapshot"
 138         do_ust_snapshot $SESSION_NAME $TRACE_PATH
 139         destroy_lttng_session_ok $SESSION_NAME
 140 }
 141
 142 function test_ust_local_snapshot_per_pid ()
 143 {
 144         diag "Test ust local snapshot clear per pid "
 145         local channel_name="channel0"
 146         local file_sync_before_last=$(mktemp -u)
 147         local file_sync_before_last_touch=$(mktemp -u)
 148
 149         create_lttng_session_ok $SESSION_NAME $TRACE_PATH "--snapshot"
 150         enable_ust_lttng_channel_ok $SESSION_NAME $channel_name --buffers-pid
 151         enable_ust_lttng_event_ok $SESSION_NAME $EVENT_NAME $channel_name
 152         start_lttng_tracing_ok $SESSION_NAME
 153
 154         # Generate 10 events that will sit in the buffers.
 155         $TESTAPP_BIN -i 10 -w 0 \
 156                 --sync-before-last-event ${file_sync_before_last} \
 157                 --sync-before-last-event-touch ${file_sync_before_last_touch} >/dev/null 2>&1 &
 158
 159         # Continue only when there is only the last event remaining.
 160         while [ ! -f "${file_sync_before_last_touch}" ]; do
 161                 sleep 0.5
 162         done
 163
 164         # Take a first snapshot and validate that the events are present.
 165         lttng_snapshot_record $SESSION_NAME
 166         stop_lttng_tracing_ok $SESSION_NAME
 167         validate_trace_count $EVENT_NAME $TRACE_PATH 9
 168
 169         # Clean the output path
 170         clean_path $TRACE_PATH
 171         start_lttng_tracing_ok $SESSION_NAME
 172
 173         lttng_clear_session_ok $SESSION_NAME
 174
 175         # Make sure the subsequent snapshot is empty and valid.
 176         lttng_snapshot_record $SESSION_NAME
 177         stop_lttng_tracing_ok $SESSION_NAME
 178         validate_trace_empty $TRACE_PATH
 179
 180         touch ${file_sync_before_last}
 181         wait
 182         destroy_lttng_session_ok $SESSION_NAME
 183
 184         rm -f ${file_sync_before_last}
 185         rm -f ${file_sync_before_last_touch}
 186 }
 187
 188 plan_tests $NUM_TESTS
 189
 190 print_test_banner "$TEST_DESC"
 191
 192
 193 tests=(
 194         test_ust_streaming
 195         test_ust_streaming_live
 196         test_ust_local
 197         test_ust_streaming_snapshot
 198         test_ust_local_snapshot
 199         test_ust_local_snapshot_per_pid
 200 )
 201
 202 start_lttng_relayd "-o $TRACE_PATH"
 203 start_lttng_sessiond
 204
 205 for fct_test in ${tests[@]};
 206 do
 207         SESSION_NAME=$(randstring 16 0)
 208         ${fct_test}
 209         clean_path $TRACE_PATH
 210 done
 211
 212 stop_lttng_sessiond
 213 stop_lttng_relayd