Commit | Line | Data |
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854382b8 JR |
1 | #!/bin/bash |
2 | # | |
9d16b343 | 3 | # Copyright (C) 2017 Jonathan Rajotte-Julien <jonathan.rajotte-julien@efficios.com> |
854382b8 | 4 | # |
9d16b343 | 5 | # SPDX-License-Identifier: LGPL-2.1-only |
854382b8 JR |
6 | |
7 | CURDIR=$(dirname $0)/ | |
8 | TESTDIR=$CURDIR/../../../ | |
9 | ||
345ed219 JR |
10 | TMPDIR=$(mktemp -d) |
11 | ||
854382b8 | 12 | #This is needed since the testpoint create a pipe with the consumerd type suffixed |
345ed219 | 13 | TESTPOINT_BASE_PATH=$(readlink -f "$TMPDIR/lttng.t_p_n") |
854382b8 | 14 | TESTPOINT_PIPE_PATH=$(mktemp -u "${TESTPOINT_BASE_PATH}.XXXXXX") |
854382b8 JR |
15 | TESTPOINT=$(readlink -f ${CURDIR}/.libs/libpause_consumer.so) |
16 | ||
17 | ||
18 | TESTAPP_PATH="$TESTDIR/utils/testapp" | |
19 | TESTAPP_NAME="gen-ust-events" | |
20 | TESTAPP_BIN="$TESTAPP_PATH/$TESTAPP_NAME/$TESTAPP_NAME" | |
345ed219 | 21 | TESTAPP_STATE_PATH=$(mktemp -u "$TMPDIR/application_state.XXXXXXXXXX") |
854382b8 | 22 | |
1831ae68 FD |
23 | SYSCALL_TESTAPP_NAME="gen-syscall-events" |
24 | SYSCALL_TESTAPP_BIN="$TESTAPP_PATH/$SYSCALL_TESTAPP_NAME/$SYSCALL_TESTAPP_NAME" | |
25 | ||
26 | USERSPACE_PROBE_ELF_TESTAPP_NAME="userspace-probe-elf-binary" | |
27 | USERSPACE_PROBE_ELF_TESTAPP_BIN="$TESTAPP_PATH/$USERSPACE_PROBE_ELF_TESTAPP_NAME/.libs/$USERSPACE_PROBE_ELF_TESTAPP_NAME" | |
854382b8 JR |
28 | |
29 | SESSION_NAME="my_session" | |
30 | CHANNEL_NAME="my_channel" | |
31 | ||
32 | TRACE_PATH=$(mktemp -d) | |
33 | PAGE_SIZE=$(getconf PAGE_SIZE) | |
34 | ||
35 | DIR=$(readlink -f $TESTDIR) | |
36 | NUM_TESTS=104 | |
37 | ||
38 | source $TESTDIR/utils/utils.sh | |
39 | ||
cb723729 | 40 | function kernel_event_generator_toggle_state |
854382b8 JR |
41 | { |
42 | kernel_event_generator_suspended=$((kernel_event_generator_suspended==0)) | |
1831ae68 FD |
43 | } |
44 | ||
45 | function generate_filter_events | |
46 | { | |
47 | /bin/echo -n "10" > /proc/lttng-test-filter-event 2> /dev/null | |
48 | } | |
854382b8 | 49 | |
1831ae68 FD |
50 | function generate_syscalls |
51 | { | |
52 | # Pass /dev/null so to generate the syscall right away. | |
53 | $SYSCALL_TESTAPP_BIN /dev/null | |
854382b8 | 54 | } |
1831ae68 FD |
55 | |
56 | function userspace_probe_testapp | |
57 | { | |
58 | $USERSPACE_PROBE_ELF_TESTAPP_BIN | |
59 | } | |
60 | ||
854382b8 JR |
61 | function kernel_event_generator |
62 | { | |
1831ae68 FD |
63 | command_to_run=$1 |
64 | state_file=$2 | |
854382b8 | 65 | kernel_event_generator_suspended=0 |
cb723729 | 66 | trap kernel_event_generator_toggle_state SIGUSR1 |
3be453c9 | 67 | |
854382b8 JR |
68 | while (true); do |
69 | if [[ $kernel_event_generator_suspended -eq "1" ]]; then | |
70 | touch $state_file | |
71 | sleep 0.5 | |
72 | else | |
73 | if [[ -f $state_file ]]; then | |
74 | rm $state_file 2> /dev/null | |
75 | fi | |
1831ae68 | 76 | $command_to_run |
854382b8 JR |
77 | fi |
78 | done | |
79 | } | |
80 | ||
1831ae68 | 81 | function test_kernel_syscall_notification |
854382b8 | 82 | { |
1831ae68 FD |
83 | kernel_event_generator generate_syscalls $TESTAPP_STATE_PATH & |
84 | APP_PID=$! | |
854382b8 | 85 | |
1831ae68 | 86 | $CURDIR/notification 5 LTTNG_DOMAIN_KERNEL $APP_PID $TESTAPP_STATE_PATH |
854382b8 | 87 | |
1831ae68 FD |
88 | kill -9 $APP_PID |
89 | wait $APP_PID 2> /dev/null | |
90 | } | |
854382b8 | 91 | |
1831ae68 FD |
92 | if [ "$(id -u)" == "0" ]; then |
93 | consumerd_pipe=() | |
854382b8 | 94 | |
1831ae68 | 95 | validate_lttng_modules_present |
854382b8 | 96 | |
1831ae68 FD |
97 | # This is needed since the testpoint create a pipe with the consumer |
98 | # type suffixed. | |
854382b8 JR |
99 | for f in "$TESTPOINT_BASE_PATH"*; do |
100 | consumerd_pipe+=("$f") | |
101 | done | |
102 | ||
1831ae68 | 103 | modprobe lttng-test |
854382b8 | 104 | |
1831ae68 FD |
105 | LTTNG_SESSIOND_ENV_VARS="LTTNG_TESTPOINT_ENABLE=1 \ |
106 | CONSUMER_PAUSE_PIPE_PATH=${TESTPOINT_PIPE_PATH} \ | |
107 | LD_PRELOAD=${TESTPOINT}" | |
854382b8 | 108 | |
1831ae68 | 109 | start_lttng_sessiond_notap |
854382b8 | 110 | |
1831ae68 | 111 | test_kernel_syscall_notification |
854382b8 | 112 | |
1831ae68 | 113 | stop_lttng_sessiond_notap |
854382b8 JR |
114 | rmmod lttng-test |
115 | ||
345ed219 | 116 | rm -rf ${consumerd_pipe[@]} 2> /dev/null |
854382b8 JR |
117 | else |
118 | # Kernel tests are skipped. | |
119 | plan_tests $NUM_TESTS | |
120 | skip 0 "Root access is needed. Skipping all kernel notification tests." $NUM_TESTS | |
121 | fi | |
122 | ||
123 | # Just in case cleanup | |
124 | rm -rf $TRACE_PATH | |
345ed219 | 125 | rm -rf $TMPDIR |