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|
##/bin/sh
#
# Copyright (c) 2000-2001,2005 Silicon Graphics, Inc.
# All Rights Reserved.
#
# Functions useful for quota tests
#
#
# checks that the XFS quota support in the kernel is enabled
# and that we have valid quota user tools installed.
#
_require_quota()
{
src/feature -q $TEST_DEV
[ $? -ne 0 ] && _notrun "Installed kernel does not support XFS quota"
[ -x /usr/sbin/xfs_quota ] || _notrun "Quota user tools not installed"
}
#
# checks that the XFS project quota support in the kernel is enabled.
#
_require_prjquota()
{
src/feature -p $TEST_DEV
[ $? -ne 0 ] && _notrun "Installed kernel does not support project quotas"
}
#
# checks for user nobody in /etc/passwd and /etc/group.
#
_require_nobody()
{
grep -q '^nobody' /etc/passwd
[ $? -ne 0 ] && _notrun "/etc/passwd does not contain user nobody."
egrep -q '^no(body|group)' /etc/group
[ $? -ne 0 ] && _notrun "/etc/group 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 $seq"
fi
perl <<EOF >>$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()
{
grep '^nobody' /etc/passwd | perl -ne '@a = split(/:/); END { printf "id=%d name=%s\n", $a[2],$a[0] }'
}
_choose_gid()
{
egrep '^no(body|group)' /etc/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
}
# make sure this script returns success
/bin/true
|
