| 1 | #!/bin/bash |
| 2 | # |
| 3 | # Copyright (C) 2016 Julien Desfossez <jdesfossez@efficios.com> |
| 4 | # |
| 5 | # SPDX-License-Identifier: LGPL-2.1-only |
| 6 | |
| 7 | TEST_DESC="Regenerate the statedump - Kernel tracing" |
| 8 | |
| 9 | CURDIR=$(dirname $0)/ |
| 10 | TESTDIR=$CURDIR/../../.. |
| 11 | EVENT_NAME="lttng_test_filter_event" |
| 12 | SESSION_NAME="" |
| 13 | EVENT_NAME="lttng_statedump_start,lttng_statedump_end" |
| 14 | |
| 15 | TRACE_PATH=$(mktemp --tmpdir -d tmp.test_regenerate_statedump_kernel_trace_path.XXXXXX) |
| 16 | |
| 17 | NUM_TESTS=11 |
| 18 | |
| 19 | source $TESTDIR/utils/utils.sh |
| 20 | |
| 21 | function test_kernel_local () |
| 22 | { |
| 23 | diag "Test kernel local with statedump regeneration" |
| 24 | create_lttng_session_ok $SESSION_NAME $TRACE_PATH |
| 25 | lttng_enable_kernel_event $SESSION_NAME $EVENT_NAME |
| 26 | start_lttng_tracing_ok $SESSION_NAME |
| 27 | echo -n "100" > /proc/lttng-test-filter-event |
| 28 | regenerate_statedump_ok $SESSION_NAME |
| 29 | stop_lttng_tracing_ok $SESSION_NAME |
| 30 | validate_trace_count $EVENT_NAME $TRACE_PATH 4 |
| 31 | if [ $? -eq 0 ]; then |
| 32 | # Only delete if successful |
| 33 | rm -rf $TRACE_PATH |
| 34 | fi |
| 35 | destroy_lttng_session_ok $SESSION_NAME |
| 36 | } |
| 37 | |
| 38 | plan_tests $NUM_TESTS |
| 39 | |
| 40 | print_test_banner "$TEST_DESC" |
| 41 | |
| 42 | if [ "$(id -u)" == "0" ]; then |
| 43 | isroot=1 |
| 44 | else |
| 45 | isroot=0 |
| 46 | fi |
| 47 | |
| 48 | skip $isroot "Root access is needed. Skipping all kernel streaming tests." $NUM_TESTS || |
| 49 | { |
| 50 | validate_lttng_modules_present |
| 51 | start_lttng_sessiond |
| 52 | modprobe lttng-test |
| 53 | |
| 54 | tests=( test_kernel_local ) |
| 55 | |
| 56 | for fct_test in ${tests[@]}; |
| 57 | do |
| 58 | SESSION_NAME=$(randstring 16 0) |
| 59 | ${fct_test} |
| 60 | done |
| 61 | |
| 62 | modprobe --remove lttng-test |
| 63 | stop_lttng_sessiond |
| 64 | } |