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#!/bin/sh
# SPDX-License-Identifier: GPL-2.0-or-later
# description: Test monitor reactor setting
# requires: available_reactors
test_monitor_reactor() {
local monitor="$1"
local prefix="$2" # nested monitors
while read -r reactor; do
[ "$reactor" = nop ] && continue
echo "$reactor" > "monitors/$prefix$monitor/reactors"
grep -q "\\[$reactor\\]" "monitors/$prefix$monitor/reactors"
done < available_reactors
echo nop > "monitors/$prefix$monitor/reactors"
grep -q "\\[nop\\]" "monitors/$prefix$monitor/reactors"
}
test_container_monitor() {
local monitor="$1"
local nested
while read -r reactor; do
[ "$reactor" = nop ] && continue
echo "$reactor" > "monitors/$monitor/reactors"
grep -q "\\[$reactor\\]" "monitors/$monitor/reactors"
for nested_dir in "monitors/$monitor"/*; do
[ -d "$nested_dir" ] || continue
nested=$(basename "$nested_dir")
grep -q "\\[$reactor\\]" "monitors/$monitor/$nested/reactors"
done
done < available_reactors
test -n "$nested"
echo nop > "monitors/$monitor/reactors"
grep -q "\\[nop\\]" "monitors/$monitor/reactors"
for nested_dir in "monitors/$monitor"/*; do
[ -d "$nested_dir" ] || continue
nested=$(basename "$nested_dir")
grep -q "\\[nop\\]" "monitors/$monitor/$nested/reactors"
done
for nested_dir in "monitors/$monitor"/*; do
[ -d "$nested_dir" ] || continue
nested=$(basename "$nested_dir")
test_monitor_reactor "$nested" "$monitor/"
done
}
for monitor_dir in monitors/*; do
monitor=$(basename "$monitor_dir")
if find "$monitor_dir" -mindepth 1 -type d | grep -q .; then
test_container_monitor "$monitor"
else
test_monitor_reactor "$monitor"
fi
done
monitor=$(ls /sys/kernel/tracing/rv/monitors -1 | head -n 1)
test -f "monitors/$monitor/reactors"
! echo non_existent_reactor > "monitors/$monitor/reactors"
! grep -q "\\[non_existent_reactor\\]" "monitors/$monitor/reactors"
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