##/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." grep -q '^nobody' /etc/group [ $? -ne 0 ] && _notrun "/etc/group does not contain user nobody." } # create a file as a specific user (uid) # takes filename, id, type (u/g), blocksize, blockcount # _file_as_id() { [ $# != 5 ] && _notrun "broken call to _file_as_id in test $seq" if [ $3 = p ]; then size=`expr $4 \* $5`; echo xfs_io -f -c "chproj $2" -c "pwrite -b $4 0 $size" $1 >>$seq.full $XFS_IO_PROG -f -c "chproj $2" -c "pwrite -b $4 0 $size" $1 \ >>$seq.full 2>&1 return 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"; } _choose_uid() { grep '^nobody' /etc/passwd | perl -ne '@a = split(/:/); END { printf "id=%d name=%s\n", $a[2],$a[0] }' } _choose_gid() { grep '^nobody' /etc/group | perl -ne '@a = split(/:/); END { printf "id=%d name=%s\n", $a[2],$a[0] }' } _choose_prid() { if [ $projid_file == "" ]; 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 } # make sure this script returns success /bin/true