# In the future this can become more fancy, but it's OK for now.
SRCDIR="`dirname $0`"
+fail() {
+ echo "ERROR: $1" 1>&2
+ [ $2 ] && RC=$2 || RC=1
+ exit $RC
+}
export PATH=/sbin:/usr/sbin:$SRCDIR:$PATH
-. $SRCDIR/common.sh
-
ERROR=
+SRC=/etc
+[ "$COUNT" ] || COUNT=1000
+
+[ "$LCONF" ] || LCONF=$SRCDIR/../utils/lconf
+
+[ "$MCREATE" ] || MCREATE=$SRCDIR/../tests/mcreate
+
+while [ "$1" ]; do
+ case $1 in
+ *.xml) export NAME=`echo $1 | sed "s/.xml//"` ;;
+ esac
+ shift
+done
+
+OSCMT="`mount | awk '/ lustre_lite / { print $3 }' | tail -1`"
+if [ -z "$OSCMT" ]; then
+ sh llmount.sh
+ OSCMT="`mount | awk '/ lustre_lite / { print $3 }' | tail -1`"
+ [ -z "$OSCMT" ] && fail "no lustre filesystem mounted" 1
+ I_MOUNTED="yes"
+fi
-[ "`mount | grep /mnt/lustre`" ] || echo | sh llsetup.sh $@ || exit 1
+OSCTMP=`echo $OSCMT | tr "/" "."`
+USED=`df | awk "/$OSCTMP/ { print \\$3 }" | tail -1`
+USED=`expr $USED + 16` # Some space for the status file
# let's start slowly here...
-touch /mnt/lustre || fail "can't touch /mnt/lustre" 2
-echo "copying /etc/hosts to /mnt/lustre/hosts"
-cp /etc/hosts /mnt/lustre || fail "can't cp /etc/hosts" 3
-echo "comparing /etc/hosts and /mnt/lustre/hosts"
-diff -u /etc/hosts /mnt/lustre/hosts || fail "/etc/hosts copy different" 4
+echo "touching $OSCMT"
+touch $OSCMT || fail "can't touch $OSCMT" 2
+HOSTS=$OSCMT/hosts.$$
+
+# this will cause the following cp to trigger bug #620096
+echo "create an empty file $HOSTS"
+$MCREATE $HOSTS
+
+echo "copying /etc/hosts to $HOSTS"
+cp /etc/hosts $HOSTS || fail "can't cp /etc/hosts to $HOSTS" 3
+echo "comparing /etc/hosts and $HOSTS"
+diff -u /etc/hosts $HOSTS || fail "$HOSTS different" 4
+echo "renaming $HOSTS to $HOSTS.ren"
+mv $HOSTS $HOSTS.ren || fail "can't rename $HOSTS to $HOSTS.ren" 5
+echo "copying /etc/hosts to $HOSTS again"
+cp /etc/hosts $HOSTS || fail "can't cp /etc/hosts to $HOSTS again" 6
+echo "truncating $HOSTS"
+> $HOSTS || fail "can't truncate $HOSTS" 8
+echo "removing $HOSTS"
+rm $HOSTS || fail "can't remove $HOSTS" 9
+
+DST=$OSCMT/runtest.$$
+# let's start slowly here...
+echo "creating $DST"
+mkdir $DST || fail "can't mkdir $DST" 10
-# ok, that hopefully worked, so let's do a little more
-FILES=`find /etc -type f`
-echo "copying files from /etc to /mnt/lustre"
-tar cf - $FILES | tar xf - -C /mnt/lustre || fail "copying /etc" 10
+# ok, that hopefully worked, so let's do a little more, with files that
+# haven't changed in the last day (hopefully they don't change during test)
+FILES=`find $SRC -type f -mtime +1 -ctime +1 | head -$COUNT`
+echo "copying files from $SRC to $DST$SRC"
+tar cf - $FILES | tar xvf - -C $DST || fail "copying $SRC" 11
echo "comparing newly copied files"
for f in $FILES; do
- diff -q $f /mnt/lustre/$f || ERROR=11
+ [ $V ] && echo "verifying $DST/$f"
+ diff -q $f $DST/$f || ERROR=11
done
-[ "$ERROR" ] && fail "old and new files are different" 11
+[ "$ERROR" ] && fail "old and new files are different" $ERROR
-sh llcleanup.sh $@
+sh llmountcleanup.sh || exit 19
+sh llrmount.sh || exit 20
-echo | sh llrsetup.sh $@ || exit 20
echo "comparing previously copied files"
-diff -u /etc/hosts /mnt/lustre/hosts || fail "/etc/hosts is now different" 21
-
for f in $FILES; do
- diff -q $f /mnt/lustre/$f || ERROR=22
+ [ $V ] && echo "verifying $DST/$f"
+ diff -q $f $DST/$f || ERROR=22
done
-[ "$ERROR" ] && fail "old and new files are different on second diff" 23
-
-sh llcleanup.sh $@
-echo | sh llrsetup.sh $@ || exit 24
-
-echo "removing files from /mnt/lustre/etc"
-rm /mnt/lustre/hosts || fail "can't remove /mnt/lustre/hosts" 25
-
-rm -r /mnt/lustre/etc || fail "can't remove /mnt/lustre/etc" 26
-
-sh llcleanup.sh $@
+[ "$ERROR" ] && fail "old and new files are different on second diff" $ERROR
+
+sh llmountcleanup.sh || exit 19
+sh llrmount.sh || exit 20
+
+echo "renaming $HOSTS.ren to $HOSTS"
+mv $HOSTS.ren $HOSTS || fail "can't rename $HOSTS.ren to $HOSTS" 32
+echo "truncating $HOSTS"
+> $HOSTS || fail "can't truncate $HOSTS" 34
+echo "removing $HOSTS"
+rm $HOSTS || fail "can't remove $HOSTS again" 36
+echo "removing $DST"
+rm -r $V $DST || fail "can't remove $DST" 37
+
+NOWUSED=`df | awk "/$OSCTMP/ { print \\$3 }" | tail -1`
+if [ $NOWUSED -gt $USED ]; then
+ echo "Space not all freed: now ${NOWUSED}kB, was ${USED}kB." 1>&2
+ echo "This is normal on BA OSTs, because of subdirectories." 1>&2
+fi
+
+if [ "$I_MOUNTED" = "yes" ]; then
+ sh llmountcleanup.sh || exit 29
+fi