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