tests/regression/tools/wildcard/test_event_wildcard

   1 #!/bin/bash
   2 #
   3 # Copyright (C) 2013 Christian Babeux <christian.babeux@efficios.com>
   4 # Copyright (C) 2015 Mathieu Desnoyers <mathieu.desnoyers@efficios.com>
   5 #
   6 # SPDX-License-Identifier: GPL-2.0-only
   7
   8 TEST_DESC="LTTng - Event wildcard test"
   9
  10 CURDIR=$(dirname $0)/
  11 TESTDIR=$CURDIR/../../..
  12 TESTAPP_PATH="$TESTDIR/utils/testapp"
  13 TESTAPP_NAME="gen-ust-events"
  14 TESTAPP_BIN="$TESTAPP_PATH/$TESTAPP_NAME/$TESTAPP_NAME"
  15 SESSION_NAME="wildcard"
  16 NR_ITER=100
  17 NR_USEC_WAIT=1
  18 NUM_GLOBAL_TESTS=2
  19 NUM_UST_TESTS=$(( 7 * 25 ))
  20 NUM_KERNEL_TESTS=$(( 7 * 25 ))
  21 NUM_TESTS=$(($NUM_UST_TESTS+$NUM_KERNEL_TESTS+$NUM_GLOBAL_TESTS))
  22
  23 source $TESTDIR/utils/utils.sh
  24
  25 function run_ust
  26 {
  27         $TESTAPP_BIN -i $NR_ITER -w $NR_USEC_WAIT
  28 }
  29
  30 function run_kernel
  31 {
  32         # Trigger the event for 100 iterations
  33         echo -n "100" > /proc/lttng-test-filter-event
  34 }
  35
  36 function test_event_wildcard()
  37 {
  38         TRACE_PATH=$(mktemp -d)
  39         DOMAIN="$1"
  40         FIND="$2"
  41         WILDCARD="$3"
  42         CHANNEL=''
  43
  44         create_lttng_session_ok $SESSION_NAME $TRACE_PATH
  45
  46         if [ $DOMAIN = kernel ]; then
  47                 CHANNEL=chan
  48                 $TESTDIR/../src/bin/lttng/$LTTNG_BIN enable-channel -k chan -s $SESSION_NAME --subbuf-size=8M --num-subbuf=4
  49         fi
  50
  51         enable_${DOMAIN}_lttng_event_ok $SESSION_NAME "$WILDCARD" "$CHANNEL"
  52
  53         start_lttng_tracing_ok
  54
  55         run_${DOMAIN}
  56         ok $? "Traced application stopped."
  57
  58         stop_lttng_tracing_ok
  59         destroy_lttng_session_ok $SESSION_NAME
  60
  61         if [ ${FIND} -eq 1 ]; then
  62                 trace_matches $EVENT_NAME $NR_ITER $TRACE_PATH
  63         else
  64                 trace_matches $EVENT_NAME 0 $TRACE_PATH
  65         fi
  66
  67         rm -rf $TRACE_PATH
  68 }
  69
  70 function test_event_wildcard_fail()
  71 {
  72         TRACE_PATH=$(mktemp -d)
  73         DOMAIN="$1"
  74         WILDCARD="$2"
  75
  76         create_lttng_session_ok $SESSION_NAME $TRACE_PATH
  77         enable_${DOMAIN}_lttng_event_fail $SESSION_NAME "$WILDCARD"
  78         destroy_lttng_session_ok $SESSION_NAME
  79
  80         rm -rf $TRACE_PATH
  81 }
  82
  83 # MUST set TESTDIR before calling those functions
  84 plan_tests $NUM_TESTS
  85
  86 print_test_banner "$TEST_DESC"
  87
  88 start_lttng_sessiond
  89
  90 diag "Test UST wildcard"
  91
  92 if [ ! -x "$TESTAPP_BIN" ]; then
  93         BAIL_OUT "No UST nevents binary detected."
  94 fi
  95
  96 EVENT_NAME="tp:tptest"
  97
  98 # non-matching
  99 test_event_wildcard ust 0 'tp:abc*'
 100 test_event_wildcard ust 0 '*abc'
 101 test_event_wildcard ust 0 '*z*'
 102 test_event_wildcard ust 0 '*\**'
 103 test_event_wildcard ust 0 '*\*'
 104 test_event_wildcard ust 0 '\**'
 105 test_event_wildcard ust 0 '*:*tpte*s'
 106 test_event_wildcard ust 0 'tp**tpTest'
 107
 108 # matching
 109 test_event_wildcard ust 1 'tp:tp*'
 110 test_event_wildcard ust 1 '*'
 111 test_event_wildcard ust 1 'tp:tptest*'
 112 test_event_wildcard ust 1 '**'
 113 test_event_wildcard ust 1 '***'
 114 test_event_wildcard ust 1 '*tptest'
 115 test_event_wildcard ust 1 '**tptest'
 116 test_event_wildcard ust 1 '*tpte*'
 117 test_event_wildcard ust 1 '*tp*'
 118 test_event_wildcard ust 1 '*tp**'
 119 test_event_wildcard ust 1 '*:*tptest'
 120 test_event_wildcard ust 1 '*:*tpte*t'
 121 test_event_wildcard ust 1 't*p*:*t*e*s*t'
 122 test_event_wildcard ust 1 '*t*p*:*t*e*s*t*'
 123 test_event_wildcard ust 1 'tp*tptest'
 124 test_event_wildcard ust 1 'tp**tptest'
 125 test_event_wildcard ust 1 'tp*test'
 126
 127 if [ "$(id -u)" == "0" ]; then
 128         isroot=1
 129 else
 130         isroot=0
 131 fi
 132
 133 skip $isroot "Root access is needed. Skipping all kernel wildcard tests." $NUM_KERNEL_TESTS ||
 134 {
 135         diag "Test kernel wildcards"
 136
 137         modprobe lttng-test
 138
 139         EVENT_NAME="lttng_test_filter_event"
 140
 141         # non-matching
 142         test_event_wildcard kernel 0 'lttng_test_abc*'
 143         test_event_wildcard kernel 0 '*abc'
 144         test_event_wildcard kernel 0 '*z*'
 145         test_event_wildcard kernel 0 '*\**'
 146         test_event_wildcard kernel 0 '*\*'
 147         test_event_wildcard kernel 0 '\**'
 148         test_event_wildcard kernel 0 '*:*eve*n'
 149
 150         # matching
 151         test_event_wildcard kernel 1 'lttng_test_fil*'
 152         test_event_wildcard kernel 1 '*'
 153         test_event_wildcard kernel 1 'lttng_test_filter_event*'
 154         test_event_wildcard kernel 1 '**'
 155         test_event_wildcard kernel 1 '***'
 156         test_event_wildcard kernel 1 '*filter_event'
 157         test_event_wildcard kernel 1 '*ter_ev*'
 158         test_event_wildcard kernel 1 '*test*'
 159         test_event_wildcard kernel 1 '*test**'
 160         test_event_wildcard kernel 1 '*e*'
 161         test_event_wildcard kernel 1 '*_*event'
 162         test_event_wildcard kernel 1 '*_*filter_*nt'
 163         test_event_wildcard kernel 1 '*_**filter_*nt'
 164         test_event_wildcard kernel 1 'l*t*t*n*g*_*t*e*s*t*_*f*i*l*t*e*r*_*e*v*e*n*t'
 165         test_event_wildcard kernel 1 '*l*t*t*n*g*_*t*e*s*t*_*f*i*l*t*e*r*_*e*v*e*n*t*'
 166         test_event_wildcard kernel 1 'lttng*event'
 167         test_event_wildcard kernel 1 'lttng*test*filter*event'
 168         test_event_wildcard kernel 1 '*lttng*test*filter*event*'
 169
 170         modprobe --remove lttng-test
 171 }
 172
 173 stop_lttng_sessiond