Attachment 150246 Details for Bug 232663 – reproducer script

reproducer script

resize_test2.sh (text/plain), 1.92 KB, created by Bryn M. Reeves on 2007-03-16 15:59:15 UTC

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Creator: Bryn M. Reeves

Created: 2007-03-16 15:59:15 UTC

Size: 1.92 KB

patch

obsolete

>#!/bin/bash
>#
># Reproducer for RHBZ#232663
># resize_test2.sh <nr blocks> <bsize>
>#
># Don't use loopback devices on zSeries as there
># is an additional bug affecting these that may
># cause corruption of the resize inode.
>#
>
># For zSeries
>DEV_PATH=/dev/dasdd1
># For loop devs
>#DEV_PATH=/tmp/img0
>#MNT_OPTS="-oloop"
>
>FILE_SIZE=2048
>TEST_PATH=/mnt
>
># size of start filesystem
>BLOCKS=$1
># block size of filesystem
>BSIZE=$2
>
># where to save data
>SAVE_PATH=/tmp/e2debug
>
>get_data() {
>	dumpe2fs $DEV_PATH &> /tmp/$1.$2.d2fs
>	e2image -r $DEV_PATH - | gzip > /tmp/$1.$2.e2img.gz
>}
>
>mv_data () {
>	mkdir -p $SAVE_PATH
>	mv /tmp/$1.start.d2fs $SAVE_PATH/$1.$2.start.d2fs
>	mv /tmp/$1.start.e2img.gz $SAVE_PATH/$1.$2.start.e2img.gz
>	mv /tmp/$1.end.d2fs $SAVE_PATH/$1.$2.end.d2fs
>	mv /tmp/$1.end.e2img.gz $SAVE_PATH/$1.$2.end.e2img.gz
>	mv /tmp/$1.log $SAVE_PATH/$1.$2.log
>}
>
>die () {
>	echo "*** $@"
>	exit 1
>}
>
>log() {
>	echo "*** $@"
>	echo "*** $@" >> /tmp/$ID.log
>}
>
>create_fs () {
>	log "creating filesystem"
>	mke2fs -b$BSIZE -Fj $DEV_PATH $BLOCKS 2>&1 >> /tmp/$ID.log || die mke2fs
>}
>
>populate_fs () {
>	log "populating filesystem" 
>	mount $MNT_OPTS $DEV_PATH $TEST_PATH || die mount
>	mkdir -p $TEST_PATH/dir
>	dd bs=$FILE_SIZE count=1 if=/dev/zero of=$TEST_PATH/file &>/dev/null
>	ln -s file $TEST_PATH/symlink
>	umount $TEST_PATH || die umount
>}
>
>log "starting ($$)"
>ID="$$-$BLOCKS"
>create_fs
>populate_fs
>log "grabbing start data"
>get_data $ID start 
>log "pre-checking fileystem"
>e2fsck -fvy $DEV_PATH 2>&1 >> /tmp/$ID.log || die e2fsck-pre
># resize it to BLOCKS/2
>/sbin/resize2fs -d27 $DEV_PATH $[$BLOCKS/2] 2>&1 >> /tmp/$ID.log || die resize2fs
>
>log "grabbing end data"
>get_data $ID end
>
>if e2fsck -fvn $DEV_PATH 2>&1 >> /tmp/$ID.log; then
>log "post-checking fileystem"
>	log "Done: fsck PASSED"
>	mv_data $ID pass
>else
>	log "Done: fsck FAILED"
>	mv_data $ID fail
>fi	
>log "statting symlink"
>debugfs -R 'stat symlink' $DEV_PATH 2>&1 >> /tmp/$ID.log
>debugfs -R 'stat symlink' $DEV_PATH 
>

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