#! /bin/sh
# FS QA Test No. 065
#
# Testing incremental dumps and cumulative restores with
# "adding, deleting, renaming, linking, and unlinking files and 
#  directories".
# Do different operations for each level.
#
#-----------------------------------------------------------------------
# Copyright (c) 2000, 2002 Silicon Graphics, Inc.  All Rights Reserved.
# 
# This program is free software; you can redistribute it and/or modify it
# under the terms of version 2 of the GNU General Public License as
# published by the Free Software Foundation.
# 
# This program is distributed in the hope that it would be useful, but
# WITHOUT ANY WARRANTY; without even the implied warranty of
# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.
# 
# Further, this software is distributed without any warranty that it is
# free of the rightful claim of any third person regarding infringement
# or the like.  Any license provided herein, whether implied or
# otherwise, applies only to this software file.  Patent licenses, if
# any, provided herein do not apply to combinations of this program with
# other software, or any other product whatsoever.
# 
# You should have received a copy of the GNU General Public License along
# with this program; if not, write the Free Software Foundation, Inc., 59
# Temple Place - Suite 330, Boston MA 02111-1307, USA.
# 
# Contact information: Silicon Graphics, Inc., 1600 Amphitheatre Pkwy,
# Mountain View, CA  94043, or:
# 
# http://www.sgi.com 
# 
# For further information regarding this notice, see: 
# 
# http://oss.sgi.com/projects/GenInfo/SGIGPLNoticeExplan/
#-----------------------------------------------------------------------
#
# creator
owner=tes@sgi.com

seq=`basename $0`
echo "QA output created by $seq"

here=`pwd`
tmp=/tmp/$$
status=1	# failure is the default!
trap "rm -f $tmp.*; exit \$status" 0 1 2 3 15

# get standard environment, filters and checks
. ./common.rc
. ./common.filter
. ./common.dump

# IRIX "ls -s" uses a block size of 512, for consistincy on linux use 
# ls --block-size=512 -s <file>
[ $HOSTOS == Linux ] && LS_BLOCKSIZE="--block-size=512"

_my_ls_filter()
{
    #
    # Print size and fname.
    # The size is significant since we add to the file as part
    # of a file change for the incremental.
    #
    # Filter out the housekeeping files of xfsrestore
    # Filter out toplevel "dumpdir/$" report.
    grep -v total | grep -v "^$" | sed "s/^[ \t]*//g" | \
    sed -e 's/.*dumpdir/dumpdir/' |\
    egrep -v 'housekeeping|dirattr|dirextattr|namreg|state|tree|dumpdir/$|dumpdir:$' |\
    egrep -v "$restore_dir:" 
}

# real QA test starts here
_supported_fs xfs
_supported_os IRIX Linux

#
# too much hassle to get output matching with quotas turned on
# so don't run it
#
umount $SCRATCH_DEV 2>/dev/null
_scratch_mount
$here/src/feature -U $SCRATCH_DEV && \
	_notrun "Quota enabled, test needs controlled xfsdump output"
$here/src/feature -G $SCRATCH_DEV && \
	_notrun "Quota enabled, test needs controlled xfsdump output"
umount $SCRATCH_DEV

#
# adding      - touch/echo, mkdir
# deleting    - rm, rmdir
# renaming    - mv
# linking     - ln
# unlinking   - rm
# files and directories
#

_wipe_fs
mkdir -p $dump_dir || _fail "cannot mkdir \"$dump_dir\""
cd $dump_dir

echo "Do the incremental dumps"
i=0
num_dumps=8 # do some extra to ensure nothing changes
while [ $i -le $num_dumps ]; do
    cd $dump_dir
    case $i in
	0)
	    # adding
	    echo 'add0' >addedfile0
	    echo 'add1' >addedfile1
	    echo 'add2' >addedfile2
	    echo 'add3' >addedfile3
	    mkdir addeddir1
	    mkdir addeddir2
	    mkdir addeddir3
	    mkdir addeddir4
	    echo 'add4' >addeddir3/addedfile4
	    echo 'add5' >addeddir4/addedfile5
	    ;;
	1)
	    # deleting
	    rm addedfile2 
	    rmdir addeddir2 
	    rm -rf addeddir3
	    ;;
	2) 
	    # renaming
	    mv addedfile1 addedfile2 # rename to previous existing file
	    mv addeddir4/addedfile5 addeddir4/addedfile4
	    mv addeddir4 addeddir6
	    mv addeddir1 addeddir2 # rename to previous existing dir
	    ;;
	3)
	    # linking
	    ln addedfile0 linkfile0 
	    ln addedfile0 linkfile0_1  # have a 2nd link to file
	    ln addedfile2 linkfile2
	    ln addeddir6/addedfile4 linkfile64
	    ;;
	4)
	    # unlinking
	    rm linkfile0  # remove a link
	    rm addedfile2 # remove original link
	    rm linkfile64  # remove link
	    rm addeddir6/addedfile4 # remove last link
	    ;;
	5)  # link first - then onto 6)
	    rm -rf *
	    echo 'add6' >addedfile6
	    ln addedfile6 linkfile6_1 
	    ln addedfile6 linkfile6_2 
	    ln addedfile6 linkfile6_3 
	    ;;
	6)  # then move the inode that the links point to
      	    mv addedfile6 addedfile6_mv 
	    rm linkfile6_1
	    rm linkfile6_2
	    rm linkfile6_3
	    ln addedfile6_mv linkfile6_mv_1
	    ln addedfile6_mv linkfile6_mv_2 
	    ln addedfile6_mv linkfile6_mv_3 
	    ;;
    esac
    cd $here
    sleep 2
    _stable_fs

    echo "Listing of what files we have at level $i:"
    ls -sRF $LS_BLOCKSIZE $dump_dir | _my_ls_filter | tee $tmp.ls.$i

    dump_file=$tmp.df.level$i
    _do_dump_file -l $i
    i=`expr $i + 1`	
done

echo "Look at what files are contained in the inc. dump"
i=0
while [ $i -le $num_dumps ]; do
    echo ""
    echo "restoring from df.level$i"
    dump_file=$tmp.df.level$i
    _do_restore_toc
    i=`expr $i + 1`	
done

echo "Do the cumulative restores"
i=0
while [ $i -le $num_dumps ]; do
    dump_file=$tmp.df.level$i
    echo ""
    echo "restoring from df.level$i"
    _do_restore_file_cum -l $i
    echo "ls -sRF restore_dir"
    ls -sRF $LS_BLOCKSIZE $restore_dir | _my_ls_filter |\
    _check_quota_file | tee $tmp.restorals.$i
    i=`expr $i + 1`	
done

echo ""
echo "Do the ls comparison"
i=0
while [ $i -le $num_dumps ]; do
    echo "Comparing ls of FS with restored FS at level $i"
    diff -s $tmp.ls.$i $tmp.restorals.$i | sed "s#$tmp#TMP#g"
    echo ""
    i=`expr $i + 1`	
done


# success, all done
status=0
exit