tests/regression/tools/notification/test_notification_kernel_syscall

   1 #!/bin/bash
   2 #
   3 # Copyright (C) 2017 Jonathan Rajotte-Julien <jonathan.rajotte-julien@efficios.com>
   4 #
   5 # SPDX-License-Identifier: LGPL-2.1-only
   6
   7 CURDIR=$(dirname "$0")/
   8 TESTDIR=$CURDIR/../../../
   9
  10 TESTAPP_STATE_PATH=$(mktemp --tmpdir -u "tmp.test_notif_kernel_syscall_application_state.XXXXXX")
  11
  12 NUM_TESTS=25
  13
  14 # shellcheck source=../../../utils/utils.sh
  15 source "$TESTDIR/utils/utils.sh"
  16 # shellcheck source=./util_event_generator.sh
  17 source "$CURDIR/util_event_generator.sh"
  18
  19 function test_kernel_syscall_notification
  20 {
  21         kernel_event_generator_run_once_per_transition generate_syscalls \
  22                 "$TESTAPP_STATE_PATH" 10 /proc/cpuinfo /proc/cmdline &
  23         APP_PID=$!
  24
  25         # Pass the syscall_generator_file for filtering
  26         "$CURDIR/notification" 5 LTTNG_DOMAIN_KERNEL $APP_PID \
  27                 "$TESTAPP_STATE_PATH"
  28
  29
  30         kill -SIGUSR2 $APP_PID
  31         wait $APP_PID 2> /dev/null
  32 }
  33
  34 if [ "$(id -u)" == "0" ]; then
  35         validate_lttng_modules_present
  36
  37         start_lttng_sessiond_notap
  38
  39         test_kernel_syscall_notification
  40
  41         stop_lttng_sessiond_notap
  42
  43 else
  44         # Kernel tests are skipped.
  45         plan_tests $NUM_TESTS
  46         skip 0 "Root access is needed. Skipping all kernel notification tests." $NUM_TESTS
  47 fi
  48
  49 rm -f "$TESTAPP_STATE_PATH"