| #!/bin/sh |
| # SPDX-License-Identifier: GPL-2.0 |
| # description: Generic dynamic event - add/remove eprobe events |
| # requires: dynamic_events events/syscalls/sys_enter_openat "e[:[<group>/]<event>] <attached-group>.<attached-event> [<args>]":README |
| |
| echo 0 > events/enable |
| |
| clear_dynamic_events |
| |
| SYSTEM="syscalls" |
| EVENT="sys_enter_openat" |
| FIELD="filename" |
| EPROBE="eprobe_open" |
| |
| echo "e:$EPROBE $SYSTEM/$EVENT file=+0(\$filename):ustring" >> dynamic_events |
| |
| grep -q "$EPROBE" dynamic_events |
| test -d events/eprobes/$EPROBE |
| |
| echo 1 > events/eprobes/$EPROBE/enable |
| ls |
| echo 0 > events/eprobes/$EPROBE/enable |
| |
| content=`grep '^ *ls-' trace | grep 'file='` |
| nocontent=`grep '^ *ls-' trace | grep 'file=' | grep -v -e '"/' -e '"."' -e '(fault)' ` || true |
| |
| if [ -z "$content" ]; then |
| exit_fail |
| fi |
| |
| if [ ! -z "$nocontent" ]; then |
| exit_fail |
| fi |
| |
| echo "-:$EPROBE" >> dynamic_events |
| |
| ! grep -q "$EPROBE" dynamic_events |
| ! test -d events/eprobes/$EPROBE |
| |
| clear_trace |
