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 TMPDIR=$(mktemp -d)
  11
  12 TESTAPP_STATE_PATH=$(mktemp -u "$TMPDIR/application_state.XXXXXXXXXX")
  13
  14 NUM_TESTS=25
  15
  16 # shellcheck source=../../../utils/utils.sh
  17 source "$TESTDIR/utils/utils.sh"
  18 # shellcheck source=./util_event_generator.sh
  19 source "$CURDIR/util_event_generator.sh"
  20
  21 function test_kernel_syscall_notification
  22 {
  23         kernel_event_generator_run_once_per_transition generate_syscalls \
  24                 "$TESTAPP_STATE_PATH" 10 /proc/cpuinfo /proc/cmdline &
  25         APP_PID=$!
  26
  27         # Pass the syscall_generator_file for filtering
  28         "$CURDIR/notification" 5 LTTNG_DOMAIN_KERNEL $APP_PID \
  29                 "$TESTAPP_STATE_PATH"
  30
  31
  32         kill -SIGUSR2 $APP_PID
  33         wait $APP_PID 2> /dev/null
  34 }
  35
  36 if [ "$(id -u)" == "0" ]; then
  37         validate_lttng_modules_present
  38
  39         start_lttng_sessiond_notap
  40
  41         test_kernel_syscall_notification
  42
  43         stop_lttng_sessiond_notap
  44
  45 else
  46         # Kernel tests are skipped.
  47         plan_tests $NUM_TESTS
  48         skip 0 "Root access is needed. Skipping all kernel notification tests." $NUM_TESTS
  49 fi
  50
  51 # Just in case cleanup
  52 rm -rf "$TMPDIR"