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#!/bin/sh
# Copyright (c), 2024, Huawei Technologies Co, Ltd.
# Author: Zhihao Cheng <chengzhihao1@huawei.com>
#
# Test Description:
# Do many cycles of mount/fsstress/powercut/umount/fsck/mount, check whether
# mount is successful.
# Running time: 9h
TESTBINDIR=@TESTBINDIR@
source $TESTBINDIR/common.sh
ID="0x20,0xa7,0x00,0x26" # 4G 256KB 4KB 2KB-sub-page
function run_test()
{
local encryption=$1
echo "Do cycle mount+powercut+fsck+umount($encryption) test"
modprobe nandsim id_bytes=$ID
mtdnum="$(find_mtd_device "$nandsim_patt")"
flash_eraseall /dev/mtd$mtdnum
dmesg -c > /dev/null
modprobe ubi mtd="$mtdnum,4096" || fatal "modprobe ubi fail"
ubimkvol -N vol_test -m -n 0 /dev/ubi$UBI_NUM || fatal "mkvol fail"
modprobe ubifs || fatal "modprobe ubifs fail"
if [[ "$encryption" == "encrypted" ]]; then
encryption_gen_key
fi
round=0
while [[ $round -lt 60 ]]
do
echo "---------------------- ROUND $round ----------------------"
let round=$round+1
mount_ubifs $DEV $MNT || fatal "mount ubifs fail"
if [[ "$encryption" == "encrypted" ]]; then
encryption_set_key $MNT
fi
if [[ $(($round % 30)) == 0 ]]
then
echo "Clean files"
rm -rf $MNT/*
check_err_msg
fi
fsstress -d $MNT -l0 -p4 -n10000 &
sleep $((RANDOM % 30))
per=`df -Th | grep ubifs | awk '{print $6}'`;
if [[ ${per%?} -gt 95 ]]; then
dmesg -c > /dev/null # The ENOSPC error messages may exist
else
check_err_msg # Make sure new operations are okay after fsck
fi
powercut
ps -e | grep -w fsstress > /dev/null 2>&1
while [ $? -eq 0 ]
do
killall -9 fsstress > /dev/null 2>&1
sleep 1
ps -e | grep -w fsstress > /dev/null 2>&1
done
while true
do
res=`mount | grep "$MNT"`
if [[ "$res" == "" ]]
then
break;
fi
umount $MNT
sleep 0.1
done
fsck.ubifs -a $DEV 2>&1 > $LOG_FILE
res=$?
cat $LOG_FILE
if [[ $res != $FSCK_OK ]]
then
# Powercut during layout_leb_in_gaps may change index
# LEBs without updating LPT.
idx_log=`cat $LOG_FILE | grep "Inconsistent properties" | grep "is_idx 1"`
# The lpt nodes could be parsed incorrectly because the lpt disk
# layout is too simple. See details in
# https://lore.kernel.org/linux-mtd/97ca7fe4-4ad4-edd1-e97a-1d540aeabe2d@huawei.com/
lpt_log=`cat $LOG_FILE | grep "dbg_check_ltab_lnum: invalid empty space in LEB"`
if [[ "$idx_log" == "" ]] && [[ "$lpt_log" == "" ]]; then
fatal "fsck fail $res"
fi
if [[ $res != $FSCK_NONDESTRUCT ]]; then
fatal "fsck fail $res"
fi
fi
dmesg -c > /dev/null # powercut could reproduce error messages
enable_chkfs
mount_ubifs $DEV $MNT "noauthentication" "noatime"
res=$?
if [[ $res != 0 ]]
then
fatal "mount fail $res"
fi
if [[ "$encryption" == "encrypted" ]]; then
encryption_set_key $MNT
fi
du -sh $MNT > /dev/null # Make sure all files are accessible
ret=$?
if [[ $ret != 0 ]]; then
fatal "Cannot access all files"
fi
check_err_msg
umount $MNT
res=$?
if [[ $res != 0 ]]
then
fatal "unmount fail $res"
fi
check_err_msg
disable_chkfs
done
modprobe -r ubifs
modprobe -r ubi
modprobe -r nandsim
}
check_fsstress
start_t=$(date +%s)
run_test "encrypted"
run_test "noencrypted"
end_t=$(date +%s)
time_cost=$(( end_t - start_t ))
echo "Success, cost $time_cost seconds"
exit 0
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