39 lines
1.3 KiB
Plaintext
39 lines
1.3 KiB
Plaintext
|
#!/bin/sh
|
||
|
|
# SPDX-License-Identifier: GPL-2.0
|
||
|
|
# description: Generic dynamic event - check if duplicate events are caught
|
||
|
|
# requires: dynamic_events "e[:[<group>/][<event>]] <attached-group>.<attached-event> [<args>]":README
|
||
|
|
|
||
|
|
echo 0 > events/enable
|
||
|
|
|
||
|
|
HAVE_KPROBES=0
|
||
|
|
|
||
|
|
if [ -f kprobe_events ]; then
|
||
|
|
HAVE_KPROBES=1
|
||
|
|
fi
|
||
|
|
|
||
|
|
clear_dynamic_events
|
||
|
|
|
||
|
|
# first create dynamic events for eprobes and kprobes.
|
||
|
|
|
||
|
|
echo 'e:egroup/eevent syscalls/sys_enter_openat file=+0($filename):ustring' >> dynamic_events
|
||
|
|
|
||
|
|
# Test eprobe for same eprobe, existing kprobe and existing event
|
||
|
|
! echo 'e:egroup/eevent syscalls/sys_enter_openat file=+0($filename):ustring' >> dynamic_events
|
||
|
|
! echo 'e:syscalls/sys_enter_open syscalls/sys_enter_openat file=+0($filename):ustring' >> dynamic_events
|
||
|
|
|
||
|
|
if [ $HAVE_KPROBES -eq 1 ]; then
|
||
|
|
echo 'p:kgroup/kevent vfs_open file=+0($arg2)' >> dynamic_events
|
||
|
|
! echo 'e:kgroup/kevent syscalls/sys_enter_openat file=+0($filename):ustring' >> dynamic_events
|
||
|
|
|
||
|
|
# Test kprobe for same kprobe, existing eprobe and existing event
|
||
|
|
! echo 'p:kgroup/kevent vfs_open file=+0($arg2)' >> dynamic_events
|
||
|
|
! echo 'p:egroup/eevent vfs_open file=+0($arg2)' >> dynamic_events
|
||
|
|
! echo 'p:syscalls/sys_enter_open vfs_open file=+0($arg2)' >> dynamic_events
|
||
|
|
|
||
|
|
echo '-:kgroup/kevent' >> dynamic_events
|
||
|
|
fi
|
||
|
|
|
||
|
|
echo '-:egroup/eevent' >> dynamic_events
|
||
|
|
|
||
|
|
clear_trace
|