mirror of
https://github.com/linux-apfs/apfstests.git
synced 2026-05-01 15:01:44 -07:00
Chao Yu
11d3da6a7f
There are some testcases use below two kind of commands to get file
size, generalize the second way as global function _get_filesize()
to simply codes.
1. ls -l $1 | $AWK_PROG '{print $5}'
2. stat -c %s $1
Signed-off-by: Chao Yu <yuchao0@huawei.com>
Reviewed-by: Eryu Guan <guaneryu@gmail.com>
Signed-off-by: Eryu Guan <guaneryu@gmail.com>
83 lines
2.2 KiB
Bash
Executable File
83 lines
2.2 KiB
Bash
Executable File
#! /bin/bash
|
|
# SPDX-License-Identifier: GPL-2.0
|
|
# Copyright (c) 2011-2012 Fujitsu, Inc. All Rights Reserved.
|
|
#
|
|
# FS QA Test No. 275
|
|
#
|
|
# The posix write test. When write size is larger than disk free size,
|
|
# should write as much as possible until ENOSPC.
|
|
#
|
|
#creator
|
|
|
|
seq=`basename $0`
|
|
seqres=$RESULT_DIR/$seq
|
|
echo "QA output created by $seq"
|
|
|
|
here=`pwd`
|
|
tmp=/tmp/$$
|
|
status=1 # failure is the default!
|
|
trap "_cleanup; exit \$status" 0 1 2 3 15
|
|
|
|
_cleanup()
|
|
{
|
|
cd /
|
|
_scratch_unmount
|
|
}
|
|
|
|
. ./common/rc
|
|
. ./common/filter
|
|
|
|
# real QA test starts here
|
|
_supported_fs generic
|
|
_supported_os Linux
|
|
_require_scratch
|
|
|
|
echo "------------------------------"
|
|
echo "write until ENOSPC test"
|
|
echo "------------------------------"
|
|
|
|
rm -f $seqres.full
|
|
|
|
_scratch_unmount 2>/dev/null
|
|
_scratch_mkfs_sized $((2 * 1024 * 1024 * 1024)) >>$seqres.full 2>&1
|
|
_scratch_mount
|
|
|
|
# this file will get removed to create 256k of free space after ENOSPC
|
|
# conditions are created.
|
|
dd if=/dev/zero of=$SCRATCH_MNT/tmp1 bs=256K count=1 >>$seqres.full 2>&1
|
|
[ $? -ne 0 ] && _fail "Error creating file"
|
|
|
|
# Attempt to completely fill fs
|
|
dd if=/dev/zero of=$SCRATCH_MNT/tmp2 bs=1M >>$seqres.full 2>&1
|
|
sync
|
|
dd if=/dev/zero of=$SCRATCH_MNT/tmp3 bs=4K >>$seqres.full 2>&1
|
|
sync
|
|
# Last effort, use O_SYNC
|
|
dd if=/dev/zero of=$SCRATCH_MNT/tmp4 bs=4K oflag=sync >>$seqres.full 2>&1
|
|
# Save space usage info to the full file
|
|
echo "Pre rm space:" >> $seqres.full
|
|
$DF_PROG $SCRATCH_MNT >>$seqres.full 2>&1
|
|
|
|
# Should leave approx 256k free
|
|
rm -f $SCRATCH_MNT/tmp1
|
|
sync
|
|
echo "Post rm space:" >> $seqres.full
|
|
$DF_PROG $SCRATCH_MNT >>$seqres.full 2>&1
|
|
_freespace=`$DF_PROG -k $SCRATCH_MNT | tail -n 1 | awk '{print $5}'`
|
|
[ $_freespace -gt 1024 ] && _fail "could not sufficiently fill filesystem"
|
|
|
|
# Try to write more than available space in chunks that will allow at least one
|
|
# full write to succeed.
|
|
dd if=/dev/zero of=$SCRATCH_MNT/tmp1 bs=128k count=8 >>$seqres.full 2>&1
|
|
echo "Bytes written until ENOSPC:" >>$seqres.full
|
|
du $SCRATCH_MNT/tmp1 >>$seqres.full
|
|
|
|
# And at least some of it should succeed.
|
|
_filesize=`_get_filesize $SCRATCH_MNT/tmp1`
|
|
[ $_filesize -lt $((128 * 1024)) ] && \
|
|
_fail "Partial write until enospc failed; wrote $_filesize bytes."
|
|
|
|
echo "done"
|
|
status=0
|
|
exit
|