tests/regression/tools/regen-metadata/test_ust

   1 #!/bin/bash
   2 #
   3 # Copyright (C) - 2015 Julien Desfossez <jdesfossez@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 - User space tracing"
  18
  19 CURDIR=$(dirname $0)/
  20 TESTDIR=$CURDIR/../../..
  21 NR_ITER=1
  22 NR_USEC_WAIT=0
  23 TESTAPP_PATH="$TESTDIR/utils/testapp"
  24 TESTAPP_NAME="gen-ust-events"
  25 TESTAPP_BIN="$TESTAPP_PATH/$TESTAPP_NAME/$TESTAPP_NAME"
  26 SESSION_NAME="stream"
  27 EVENT_NAME="tp:tptest"
  28 PID_RELAYD=0
  29
  30 TRACE_PATH=$(mktemp -d)
  31
  32 NUM_TESTS=33
  33
  34 source $TESTDIR/utils/utils.sh
  35
  36 if [ ! -x "$TESTAPP_BIN" ]; then
  37         BAIL_OUT "No UST events binary detected."
  38 fi
  39
  40 function lttng_create_session_uri
  41 {
  42         # Create session with default path
  43         $TESTDIR/../src/bin/lttng/$LTTNG_BIN create $SESSION_NAME -U net://localhost >/dev/null 2>&1
  44         ok $? "Create session with default path"
  45 }
  46
  47 function lttng_create_session_uri_live
  48 {
  49         # Create session with default path
  50         $TESTDIR/../src/bin/lttng/$LTTNG_BIN create $SESSION_NAME --live -U net://localhost >/dev/null 2>&1
  51         ok $? "Create live session"
  52 }
  53
  54 function enable_channel_per_pid()
  55 {
  56         sess_name=$1
  57         channel_name=$2
  58
  59         $TESTDIR/../src/bin/lttng/$LTTNG_BIN enable-channel --buffers-pid -u $channel_name -s $sess_name >/dev/null 2>&1
  60         ok $? "Enable channel $channel_name per PID for session $sess_name"
  61 }
  62
  63 # MUST set TESTDIR before calling those functions
  64
  65 function test_ust_streaming ()
  66 {
  67         local file_sync_after_first=$(mktemp -u)
  68         local file_sync_before_last=$(mktemp -u)
  69
  70         diag "Test UST streaming with metadata regeneration"
  71         lttng_create_session_uri
  72         enable_ust_lttng_event_ok $SESSION_NAME $EVENT_NAME
  73
  74         $TESTAPP_BIN -i $NR_ITER -w $NR_USEC_WAIT \
  75                 --sync-after-first-event ${file_sync_after_first} \
  76                 --sync-before-last-event ${file_sync_before_last} >/dev/null 2>&1 &
  77
  78         start_lttng_tracing_ok $SESSION_NAME
  79
  80         touch ${file_sync_before_last}
  81
  82         # Wait for the applications started in background
  83         wait
  84         regenerate_metadata_ok $SESSION_NAME
  85
  86         stop_lttng_tracing_ok $SESSION_NAME
  87         destroy_lttng_session_ok $SESSION_NAME
  88         # Validate test
  89         validate_trace $EVENT_NAME $TRACE_PATH/$HOSTNAME/$SESSION_NAME*
  90         if [ $? -eq 0 ]; then
  91                 # Only delete if successful
  92                 rm -rf $TRACE_PATH
  93         fi
  94         rm -f ${file_sync_after_first}
  95         rm -f ${file_sync_before_last}
  96 }
  97
  98 function test_ust_local ()
  99 {
 100         local file_sync_after_first=$(mktemp -u)
 101         local file_sync_before_last=$(mktemp -u)
 102
 103         diag "Test UST local with metadata regeneration"
 104         create_lttng_session_ok $SESSION_NAME $TRACE_PATH
 105         enable_ust_lttng_event_ok $SESSION_NAME $EVENT_NAME
 106
 107         $TESTAPP_BIN -i $NR_ITER -w $NR_USEC_WAIT \
 108                 --sync-after-first-event ${file_sync_after_first} \
 109                 --sync-before-last-event ${file_sync_before_last} > /dev/null 2>&1 &
 110
 111         start_lttng_tracing_ok $SESSION_NAME
 112
 113         touch ${file_sync_before_last}
 114
 115         # Wait for the applications started in background
 116         wait
 117         regenerate_metadata_ok $SESSION_NAME
 118
 119         stop_lttng_tracing_ok $SESSION_NAME
 120         destroy_lttng_session_ok $SESSION_NAME
 121         # Validate test
 122         validate_trace $EVENT_NAME $TRACE_PATH
 123         if [ $? -eq 0 ]; then
 124                 # Only delete if successful
 125                 rm -rf $TRACE_PATH
 126         fi
 127         rm -f ${file_sync_after_first}
 128         rm -f ${file_sync_before_last}
 129 }
 130
 131 function test_ust_pid ()
 132 {
 133         local file_sync_after_first=$(mktemp -u)
 134         local file_sync_before_last=$(mktemp -u)
 135
 136         diag "Test UST per-pid with metadata regeneration (expect failure)"
 137         create_lttng_session_ok $SESSION_NAME $TRACE_PATH
 138         enable_channel_per_pid $SESSION_NAME "channel0"
 139         enable_ust_lttng_event_ok $SESSION_NAME $EVENT_NAME "channel0"
 140
 141         $TESTAPP_BIN -i $NR_ITER -w $NR_USEC_WAIT \
 142                 --sync-after-first-event ${file_sync_after_first} \
 143                 --sync-before-last-event ${file_sync_before_last} >/dev/null 2>&1 &
 144
 145         start_lttng_tracing_ok $SESSION_NAME
 146
 147         touch ${file_sync_before_last}
 148
 149         # Wait for the applications started in background
 150         wait
 151         regenerate_metadata_fail $SESSION_NAME
 152
 153         stop_lttng_tracing_ok $SESSION_NAME
 154         destroy_lttng_session_ok $SESSION_NAME
 155         # Validate test
 156         validate_trace $EVENT_NAME $TRACE_PATH
 157         if [ $? -eq 0 ]; then
 158                 # Only delete if successful
 159                 rm -rf $TRACE_PATH
 160         fi
 161         rm -f ${file_sync_after_first}
 162         rm -f ${file_sync_before_last}
 163 }
 164
 165 function test_ust_live ()
 166 {
 167         local file_sync_after_first=$(mktemp -u)
 168         local file_sync_before_last=$(mktemp -u)
 169
 170         diag "Test UST live with metadata regeneration (expect failure)"
 171         lttng_create_session_uri_live $SESSION_NAME $TRACE_PATH
 172         enable_ust_lttng_event_ok $SESSION_NAME $EVENT_NAME
 173
 174         $TESTAPP_BIN -i $NR_ITER -w $NR_USEC_WAIT \
 175                 --sync-after-first-event ${file_sync_after_first} \
 176                 --sync-before-last-event ${file_sync_before_last} >/dev/null 2>&1 &
 177
 178         start_lttng_tracing_ok $SESSION_NAME
 179
 180         touch ${file_sync_before_last}
 181
 182         # Wait for the applications started in background
 183         wait
 184         regenerate_metadata_fail $SESSION_NAME
 185
 186         stop_lttng_tracing_ok $SESSION_NAME
 187         destroy_lttng_session_ok $SESSION_NAME
 188         # Validate test
 189         validate_trace $EVENT_NAME $TRACE_PATH
 190         if [ $? -eq 0 ]; then
 191                 # Only delete if successful
 192                 rm -rf $TRACE_PATH
 193         fi
 194         rm -f ${file_sync_after_first}
 195         rm -f ${file_sync_before_last}
 196 }
 197
 198 plan_tests $NUM_TESTS
 199
 200 print_test_banner "$TEST_DESC"
 201
 202 start_lttng_relayd "-o $TRACE_PATH"
 203 start_lttng_sessiond
 204
 205 tests=( test_ust_streaming test_ust_local test_ust_pid test_ust_live )
 206
 207 for fct_test in ${tests[@]};
 208 do
 209         SESSION_NAME=$(randstring 16 0)
 210         ${fct_test}
 211 done
 212
 213 stop_lttng_sessiond
 214 stop_lttng_relayd
 215
 216 exit $out