##/bin/bash # # Copyright (c) 2000-2001,2005 Silicon Graphics, Inc. # All Rights Reserved. # # This program is free software; you can redistribute it and/or # modify it under the terms 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. See the # GNU General Public License for more details. # # You should have received a copy of the GNU General Public License # along with this program; if not, write the Free Software Foundation, # Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA # # # Functions useful for quota tests # # # checks that the generic quota support in the kernel is enabled # and that we have valid quota user tools installed. # _require_quota() { [ -n $QUOTA_PROG ] || _notrun "Quota user tools not installed" case $FSTYP in ext2|ext3|ext4|ext4dev|reiserfs) if [ ! -d /proc/sys/fs/quota ]; then _notrun "Installed kernel does not support quotas" fi ;; gfs2) ;; xfs) if [ ! -f /proc/fs/xfs/xqmstat ]; then _notrun "Installed kernel does not support XFS quotas" fi ;; *) _notrun "disk quotas not supported by this filesystem type: $FSTYP" ;; esac # SELinux adds extra xattrs which can mess up our expected output. # So, mount with a context, and they won't be created # nfs_t is a "liberal" context so we can use it. if [ -x /usr/sbin/selinuxenabled ] && /usr/sbin/selinuxenabled; then export SELINUX_MOUNT_OPTIONS="-o context=system_u:object_r:nfs_t:s0" fi } # # checks that the XFS quota support in the kernel is enabled # and that we have valid quota user tools installed. # _require_xfs_quota() { src/feature -q $TEST_DEV [ $? -ne 0 ] && _notrun "Installed kernel does not support XFS quota" [ -n $XFS_QUOTA_PROG ] || _notrun "XFS quota user tools not installed" } # # checks that the XFS project quota support in the kernel is enabled. # _require_prjquota() { [ -n "$1" ] && _dev="$1" || _dev="$TEST_DEV" src/feature -p $_dev [ $? -ne 0 ] && _notrun "Installed kernel does not support project quotas" } # # checks for user nobody in /etc/passwd and /etc/group. # _require_nobody() { _cat_passwd | grep -q '^nobody' [ $? -ne 0 ] && _notrun "password file does not contain user nobody." _cat_group | egrep -q '^no(body|group)' [ $? -ne 0 ] && _notrun "group file does not contain nobody/nogroup." } # create a file as a specific user (uid) # takes filename, id, type (u/g/p), blocksize, blockcount # _file_as_id() { [ $# != 5 ] && _notrun "broken call to _file_as_id in test $seq" parent=`dirname $1` if [ $3 = p ]; then echo PARENT: xfs_io -r -c "chproj $2" -c "chattr +P" $parent >>$seq.full $XFS_IO_PROG -r -c "chproj $2" -c "chattr +P" $parent >>$seq.full 2>&1 magik='$>' # (irrelevent, above set projid-inherit-on-parent) elif [ $3 = u ]; then magik='$>' # perlspeak for effective uid elif [ $3 = g ]; then magik='$)' # perlspeak for effective gid else _notrun "broken type in call to _file_as_id in test $seq" fi perl <>$seq.full 2>&1 \$| = 1; $magik = $2; if ($5 == 0) { print "touch $1"; exec "touch $1"; } else { print "dd if=/dev/zero of=$1 bs=$4 count=$5"; exec "dd if=/dev/zero of=$1 bs=$4 count=$5"; } EOF # for debugging the above euid change, try... [need write in cwd] # exec "dd if=/dev/zero of=$1 bs=$4 count=$5 >>$seq.full 2>&1"; if [ $3 = p ]; then echo PARENT: xfs_io -r -c "chproj 0" -c "chattr -P" $parent >>$seq.full $XFS_IO_PROG -r -c "chproj 0" -c "chattr -P" $parent >>$seq.full 2>&1 fi } _choose_uid() { _cat_passwd | grep '^nobody' | perl -ne '@a = split(/:/); END { printf "id=%d name=%s\n", $a[2],$a[0] }' } _choose_gid() { _cat_group | egrep '^no(body|group)' | perl -ne '@a = split(/:/); END { printf "id=%d name=%s\n", $a[2],$a[0] }' } _choose_prid() { if [ "X$projid_file" == "X" ]; then projid_file=/etc/projid fi if [ ! -f $projid_file ]; then echo 0 return fi perl -ne '@a = split(/:/); END { printf "id=%d name=%s\n", $a[1],$a[0] }' \ $projid_file } _qmount() { umount $SCRATCH_DEV >/dev/null 2>&1 _scratch_mount || _fail "qmount failed" chmod ugo+rwx $SCRATCH_MNT } _qsetup() { # setup exactly what it is we'll be testing enforce=1 if src/feature -u $SCRATCH_DEV then type=u ; eval `_choose_uid` [ ! -f $seq.out ] && ln -s $seq.usrquota $seq.out elif src/feature -g $SCRATCH_DEV then type=g eval `_choose_gid` [ ! -f $seq.out ] && ln -s $seq.grpquota $seq.out elif src/feature -p $SCRATCH_DEV then type=p eval `_choose_prid` [ ! -f $seq.out ] && ln -s $seq.prjquota $seq.out elif src/feature -U $SCRATCH_DEV then type=u eval `_choose_uid` [ ! -f $seq.out ] && ln -s $seq.uqnoenforce $seq.out enforce=0 elif src/feature -G $SCRATCH_DEV then type=g eval `_choose_gid` [ ! -f $seq.out ] && ln -s $seq.gqnoenforce $seq.out enforce=0 elif src/feature -P $SCRATCH_DEV then type=p eval `_choose_prid` [ ! -f $seq.out ] && ln -s $seq.pqnoenforce $seq.out enforce=0 else _notrun "No quota support at mount time" fi echo "Using output from '" `ls -l $seq.out` "'" >>$seq.full echo "and using type=$type id=$id" >>$seq.full } # # Ensures only the given quota mount option is used # _qmount_option() { # Replace any user defined quota options # with the quota option that we want. # Simplest to do this rather than delete existing ones first because # of the variety of commas and spaces and multiple -o's # that we'd have to cater for. Doesn't matter if we have duplicates. # Use "QUOTA" string so that we don't have any substring confusion # thanks to "quota" which will match with "uquota" and "gquota" etc. export MOUNT_OPTIONS=`echo $MOUNT_OPTIONS \ | sed -e 's/uquota/QUOTA/g' \ -e 's/usrquota/QUOTA/g' \ -e 's/gquota/QUOTA/g' \ -e 's/grpquota/QUOTA/g' \ -e 's/pquota/QUOTA/g' \ -e 's/quota/QUOTA/g' \ -e 's/uqnoenforce/QUOTA/g' \ -e 's/gqnoenforce/QUOTA/g' \ -e 's/pqnoenforce/QUOTA/g' \ -e 's/qnoenforce/QUOTA/g' \ -e "s/QUOTA/$1/g"` # Ensure we have the given quota option - duplicates are fine export MOUNT_OPTIONS="$MOUNT_OPTIONS -o $1" echo "MOUNT_OPTIONS = $MOUNT_OPTIONS" >>$seq.full } _check_quota_usage() { # Sync to get delalloc to disk sync VFS_QUOTA=0 case $FSTYP in ext2|ext3|ext4|ext4dev|reiserfs) VFS_QUOTA=1 quotaon -f -u -g $SCRATCH_MNT 2>/dev/null ;; *) ;; esac repquota -u -n $SCRATCH_MNT | grep -v "^#0" | _filter_scratch | sort >$tmp.user.orig repquota -g -n $SCRATCH_MNT | grep -v "^#0" | _filter_scratch | sort >$tmp.group.orig if [ $VFS_QUOTA -eq 1 ]; then quotacheck -u -g $SCRATCH_MNT 2>/dev/null else # use XFS method to force quotacheck mount -o remount,noquota $SCRATCH_DEV mount -o remount,usrquota,grpquota $SCRATCH_DEV fi repquota -u -n $SCRATCH_MNT | grep -v "^#0" | _filter_scratch | sort >$tmp.user.checked repquota -g -n $SCRATCH_MNT | grep -v "^#0" | _filter_scratch | sort >$tmp.group.checked if [ $VFS_QUOTA -eq 1 ]; then quotaon -u -g $SCRATCH_MNT 2>/dev/null fi { echo "Comparing user usage" diff $tmp.user.orig $tmp.user.checked } && { echo "Comparing group usage" diff $tmp.group.orig $tmp.group.checked } } # make sure this script returns success /bin/true