| 1 | #!/bin/bash |
| 2 | # |
| 3 | # Copyright (C) - 2013 Christian Babeux <christian.babeux@efficios.com> |
| 4 | # |
| 5 | # This program is free software; you can redistribute it and/or modify it |
| 6 | # under the terms of the GNU General Public License, version 2 only, as |
| 7 | # published by the Free Software Foundation. |
| 8 | # |
| 9 | # This program is distributed in the hope that it will be useful, but WITHOUT |
| 10 | # ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or |
| 11 | # FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License for |
| 12 | # more details. |
| 13 | # |
| 14 | # You should have received a copy of the GNU General Public License along with |
| 15 | # this program; if not, write to the Free Software Foundation, Inc., 51 |
| 16 | # Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA. |
| 17 | |
| 18 | TEST_DESC="Kernel tracer - Basic event" |
| 19 | |
| 20 | CURDIR=$(dirname $0)/ |
| 21 | TESTDIR=$CURDIR/../.. |
| 22 | NUM_TESTS=20 |
| 23 | |
| 24 | source $TESTDIR/utils/utils.sh |
| 25 | |
| 26 | function test_event_basic() |
| 27 | { |
| 28 | TRACE_PATH=$(mktemp -d) |
| 29 | SESSION_NAME="kernel_event_basic" |
| 30 | |
| 31 | create_lttng_session_ok $SESSION_NAME $TRACE_PATH |
| 32 | |
| 33 | lttng_enable_kernel_event $SESSION_NAME "sched_switch" |
| 34 | lttng_enable_kernel_event $SESSION_NAME "sched_process_exit" |
| 35 | lttng_enable_kernel_event $SESSION_NAME "sched_process_free" |
| 36 | |
| 37 | start_lttng_tracing_ok |
| 38 | stop_lttng_tracing |
| 39 | |
| 40 | validate_trace "sched_switch" $TRACE_PATH |
| 41 | validate_trace "sched_process_exit" $TRACE_PATH |
| 42 | validate_trace "sched_process_free" $TRACE_PATH |
| 43 | |
| 44 | destroy_lttng_session $SESSION_NAME |
| 45 | |
| 46 | rm -rf $TRACE_PATH |
| 47 | } |
| 48 | |
| 49 | function test_enable_after_start() |
| 50 | { |
| 51 | TRACE_PATH=$(mktemp -d) |
| 52 | SESSION_NAME="kernel_enable_after_start" |
| 53 | |
| 54 | create_lttng_session_ok $SESSION_NAME $TRACE_PATH |
| 55 | |
| 56 | lttng_enable_kernel_event $SESSION_NAME "sched_switch" |
| 57 | |
| 58 | start_lttng_tracing_ok |
| 59 | lttng_enable_kernel_event $SESSION_NAME "sched_process_exit" |
| 60 | stop_lttng_tracing |
| 61 | |
| 62 | validate_trace "sched_switch" $TRACE_PATH |
| 63 | validate_trace "sched_process_exit" $TRACE_PATH |
| 64 | |
| 65 | destroy_lttng_session $SESSION_NAME |
| 66 | |
| 67 | rm -rf $TRACE_PATH |
| 68 | } |
| 69 | |
| 70 | # MUST set TESTDIR before calling those functions |
| 71 | plan_tests $NUM_TESTS |
| 72 | |
| 73 | print_test_banner "$TEST_DESC" |
| 74 | |
| 75 | if [ "$(id -u)" == "0" ]; then |
| 76 | isroot=1 |
| 77 | else |
| 78 | isroot=0 |
| 79 | fi |
| 80 | |
| 81 | skip $isroot "Root access is needed. Skipping all tests." $NUM_TESTS || |
| 82 | { |
| 83 | start_lttng_sessiond |
| 84 | |
| 85 | test_event_basic |
| 86 | test_enable_after_start |
| 87 | |
| 88 | stop_lttng_sessiond |
| 89 | } |