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#!/usr/bin/env bash
. $(dirname $(readlink -e ${BASH_SOURCE[0]}))/bcache-test-libs.sh
config-cache 2G
config-tier 4G
config-bucket-size 32k
config-block-size 4k
config-timeout 300
config-volume 1600M
run_test_faults()
{
control=/sys/kernel/debug/dynamic_fault/control
grep $1 $control
echo
for id in {0..99}; do
fault="$1 index $id"
echo "class $fault enable" > $control || break
echo "TESTING FAULT $id"
echo "Registering sdb"
echo /dev/sdb > /sys/fs/bcache/register || true
echo "Registering sdc"
echo /dev/sdc > /sys/fs/bcache/register || true
sleep 2
echo "class $fault disable" > $control
sleep 2
if test -e /sys/fs/bcache/*-*-*-*-*; then
echo "Registration should have failed"
false
fi
done
}
test_main()
{
setup_tracing 'bcache:*'
if [ $NR_REBOOTS = 0 ]; then
setup_bcache
echo readonly > /sys/fs/bcache/*/errors | true
setup_fs ext4
run_antagonist
run_dbench &
run_bonnie &
sleep 10
do_reboot
else
run_test_faults "bcache:cache_set_init"
run_test_faults "bcache:meta:read"
fi
}
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