#set -x
-export REFORMAT=""
+export REFORMAT=${REFORMAT:-""}
export VERBOSE=false
export GMNALNID=${GMNALNID:-/usr/sbin/gmlndnid}
export CATASTROPHE=${CATASTROPHE:-/proc/sys/lnet/catastrophe}
+#export PDSH="pdsh -S -Rssh -w"
# eg, assert_env LUSTRE MDSNODES OSTNODES CLIENTS
assert_env() {
[ -d /r ] && export ROOT=${ROOT:-/r}
export TMP=${TMP:-$ROOT/tmp}
+ export TESTSUITELOG=${TMP}/${TESTSUITE}.log
- export PATH=:$PATH:$LUSTRE/utils:$LUSTRE/tests
+ export PATH=:$PATH:$LUSTRE/utils:$LUSTRE/utils/gss:$LUSTRE/tests
export LCTL=${LCTL:-"$LUSTRE/utils/lctl"}
+ export LFS=${LFS:-"$LUSTRE/utils/lfs"}
+ [ ! -f "$LCTL" ] && export LCTL=$(which lctl)
+ export LFS=${LFS:-"$LUSTRE/utils/lfs"}
+ [ ! -f "$LFS" ] && export LFS=$(which lfs)
export MKFS=${MKFS:-"$LUSTRE/utils/mkfs.lustre"}
+ [ ! -f "$MKFS" ] && export MKFS=$(which mkfs.lustre)
export TUNEFS=${TUNEFS:-"$LUSTRE/utils/tunefs.lustre"}
- export CHECKSTAT="${CHECKSTAT:-checkstat} "
- export FSYTPE=${FSTYPE:-"ext3"}
+ [ ! -f "$TUNEFS" ] && export TUNEFS=$(which tunefs.lustre)
+ export CHECKSTAT="${CHECKSTAT:-"checkstat -v"} "
+ export FSYTPE=${FSTYPE:-"ldiskfs"}
export NAME=${NAME:-local}
export LPROC=/proc/fs/lustre
+ export LGSSD=${LGSSD:-"$LUSTRE/utils/gss/lgssd"}
+ export LSVCGSSD=${LSVCGSSD:-"$LUSTRE/utils/gss/lsvcgssd"}
+ export KRB5DIR=${KRB5DIR:-"/usr/kerberos"}
+ export DIR2
if [ "$ACCEPTOR_PORT" ]; then
export PORT_OPT="--port $ACCEPTOR_PORT"
fi
+ case "x$SEC" in
+ xkrb5*)
+ echo "Using GSS/krb5 ptlrpc security flavor"
+ export USING_KRB5="y"
+ ;;
+ esac
+
# Paths on remote nodes, if different
export RLUSTRE=${RLUSTRE:-$LUSTRE}
export RPWD=${RPWD:-$PWD}
+ export I_MOUNTED=${I_MOUNTED:-"no"}
# command line
shift $((OPTIND - 1))
ONLY=${ONLY:-$*}
-}
-case `uname -r` in
-2.4.*) EXT=".o"; USE_QUOTA=no; FSTYPE=ext3 ;;
- *) EXT=".ko"; USE_QUOTA=yes; FSTYPE=ldiskfs ;;
-esac
+ [ "$TESTSUITELOG" ] && rm -f $TESTSUITELOG || true
+
+}
load_module() {
+ EXT=".ko"
module=$1
shift
BASE=`basename $module $EXT`
insmod ${LUSTRE}/${module}${EXT} $@
else
# must be testing a "make install" or "rpm" installation
- modprobe $BASE $@
+ # note failed to load ptlrpc_gss is considered not fatal
+ if [ "$BASE" == "ptlrpc_gss" ]; then
+ modprobe $BASE $@ || echo "gss/krb5 is not supported"
+ else
+ modprobe $BASE $@
+ fi
fi
}
echo Loading modules from $LUSTRE
load_module ../lnet/libcfs/libcfs
+ [ -z "$LNETOPTS" ] && \
+ LNETOPTS=$(awk '/^options lnet/ { print $0}' /etc/modprobe.conf | sed 's/^options lnet //g')
+ echo "lnet options: '$LNETOPTS'"
# note that insmod will ignore anything in modprobe.conf
load_module ../lnet/lnet/lnet $LNETOPTS
LNETLND=${LNETLND:-"socklnd/ksocklnd"}
load_module ../lnet/klnds/$LNETLND
+ [ "$FSTYPE" = "ldiskfs" ] && load_module ../ldiskfs/ldiskfs/ldiskfs
load_module lvfs/lvfs
load_module obdclass/obdclass
+ load_module lvfs/fsfilt_$FSTYPE
load_module ptlrpc/ptlrpc
- [ "$USE_QUOTA" = "yes" ] && load_module quota/lquota
+ load_module ptlrpc/gss/ptlrpc_gss
+ # Now, some modules depend on lquota without USE_QUOTA check,
+ # will fix later. Disable check "$USE_QUOTA" = "yes" temporary.
+ #[ "$USE_QUOTA" = "yes" ] && load_module quota/lquota
+ load_module quota/lquota
+ load_module fid/fid
+ load_module fld/fld
+ load_module lmv/lmv
load_module mdc/mdc
load_module osc/osc
load_module lov/lov
load_module mds/mds
- [ "$FSTYPE" = "ldiskfs" ] && load_module ldiskfs/ldiskfs
- load_module lvfs/fsfilt_$FSTYPE
+ load_module mdd/mdd
+ load_module mdt/mdt
+ load_module cmm/cmm
+ load_module osd/osd
load_module ost/ost
load_module obdfilter/obdfilter
load_module llite/lustre
MODULES=$($LCTL modules | awk '{ print $2 }')
while [ -n "$MODULES" ]; do
sleep 5
- $RMMOD $MODULES >/dev/null 2>&1 || true
+ $RMMOD $MODULES > /dev/null 2>&1 || true
MODULES=$($LCTL modules | awk '{ print $2 }')
if [ -z "$MODULES" ]; then
return 0
unload_modules() {
lsmod | grep lnet > /dev/null && $LCTL dl && $LCTL dk $TMP/debug
local MODULES=$($LCTL modules | awk '{ print $2 }')
- $RMMOD $MODULES >/dev/null 2>&1 || true
+ $RMMOD $MODULES > /dev/null 2>&1 || true
# do it again, in case we tried to unload ksocklnd too early
MODULES=$($LCTL modules | awk '{ print $2 }')
- [ -n "$MODULES" ] && $RMMOD $MODULES >/dev/null || true
+ [ -n "$MODULES" ] && $RMMOD $MODULES > /dev/null 2>&1 || true
MODULES=$($LCTL modules | awk '{ print $2 }')
if [ -n "$MODULES" ]; then
echo "Modules still loaded: "
lsmod
return 2
else
- echo "Lustre stopped, but LNET is still loaded"
+ echo "Lustre stopped but LNET is still loaded, waiting..."
wait_for_lnet || return 3
fi
fi
echo "$LEAK_PORTALS" 1>&2
mv $TMP/debug $TMP/debug-leak.`date +%s` || true
echo "Memory leaks detected"
- [ "$LEAK_LUSTRE" -a $(echo $LEAK_LUSTRE | awk 'leaked=$8 {print leaked % 56}') == 0 ] && echo "ignoring known bug 10818" && return 0
return 254
fi
echo "modules unloaded."
return 0
}
+check_gss_daemon_facet() {
+ facet=$1
+ dname=$2
+
+ num=`do_facet $facet ps -o cmd -C $dname | grep $dname | wc -l`
+ if [ $num -ne 1 ]; then
+ echo "$num instance of $dname on $facet"
+ return 1
+ fi
+ return 0
+}
+
+send_sigint() {
+ local facet=$1
+ shift
+ do_facet $facet "killall -2 $@ 2>/dev/null || true"
+}
+
+start_gss_daemons() {
+ # starting on MDT
+ for num in `seq $MDSCOUNT`; do
+ do_facet mds$num "$LSVCGSSD -v"
+ if [ "x$GSS_PIPEFS" == "xy" ]; then
+ do_facet mds$num "$LGSSD -v"
+ fi
+ done
+ # starting on OSTs
+ for num in `seq $OSTCOUNT`; do
+ do_facet ost$num "$LSVCGSSD -v"
+ done
+ # starting on client
+ # FIXME: is "client" the right facet name?
+ if [ "x$GSS_PIPEFS" == "xy" ]; then
+ do_facet client "$LGSSD -v"
+ fi
+
+ # wait daemons entering "stable" status
+ sleep 5
+
+ #
+ # check daemons are running
+ #
+ for num in `seq $MDSCOUNT`; do
+ check_gss_daemon_facet mds$num lsvcgssd
+ if [ "x$GSS_PIPEFS" == "xy" ]; then
+ check_gss_daemon_facet mds$num lgssd
+ fi
+ done
+ for num in `seq $OSTCOUNT`; do
+ check_gss_daemon_facet ost$num lsvcgssd
+ done
+ if [ "x$GSS_PIPEFS" == "xy" ]; then
+ check_gss_daemon_facet client lgssd
+ fi
+}
+
+stop_gss_daemons() {
+ for num in `seq $MDSCOUNT`; do
+ send_sigint mds$num lsvcgssd lgssd
+ done
+ for num in `seq $OSTCOUNT`; do
+ send_sigint ost$num lsvcgssd
+ done
+ send_sigint client lgssd
+}
+
+init_krb5_env() {
+ if [ ! -z $SEC ]; then
+ MDS_MOUNT_OPTS=$MDS_MOUNT_OPTS,sec=$SEC
+ OST_MOUNT_OPTS=$OST_MOUNT_OPTS,sec=$SEC
+ fi
+
+ if [ ! -z $USING_KRB5 ]; then
+ start_gss_daemons
+ fi
+}
+
+cleanup_krb5_env() {
+ if [ ! -z $USING_KRB5 ]; then
+ stop_gss_daemons
+ # maybe cleanup credential cache?
+ fi
+}
+
+mdsdevlabel() {
+ local num=$1
+ local device=`mdsdevname $num`
+ local label=`do_facet mds$num "e2label ${device}" | grep -v "CMD: "`
+ echo -n $label
+}
+
+ostdevlabel() {
+ local num=$1
+ local device=`ostdevname $num`
+ local label=`do_facet ost$num "e2label ${device}" | grep -v "CMD: "`
+ echo -n $label
+}
+
# Facet functions
# start facet device options
start() {
echo Start of ${device} on ${facet} failed ${RC}
else
do_facet ${facet} sync
- label=`do_facet ${facet} "e2label ${device}" | grep -v "CMD: "`
+ label=$(do_facet ${facet} "e2label ${device}")
[ -z "$label" ] && echo no label for ${device} && exit 1
eval export ${facet}_svc=${label}
eval export ${facet}_dev=${device}
HOST=`facet_active_host $facet`
[ -z $HOST ] && echo stop: no host for $facet && return 0
- running=`do_facet ${facet} "grep -c ${MOUNT%/*}/${facet}' ' /proc/mounts" | grep -v "CMD: "`
+ running=$(do_facet ${facet} "grep -c ${MOUNT%/*}/${facet}' ' /proc/mounts") || true
if [ ${running} -ne 0 ]; then
echo "Stopping ${MOUNT%/*}/${facet} (opts:$@)"
do_facet ${facet} umount -d $@ ${MOUNT%/*}/${facet}
local INTERVAL=1
# conf-sanity 31 takes a long time cleanup
while [ $WAIT -lt 300 ]; do
- running=$(do_facet ${facet} "[ -e $LPROC ] && grep ST' ' $LPROC/devices" | grep -v "CMD: ") || true
- if [ -z "${running}" ]; then
- return 0
- fi
- echo "waited $WAIT for${running}"
- if [ $INTERVAL -lt 64 ]; then
- INTERVAL=$((INTERVAL + INTERVAL))
- fi
- sleep $INTERVAL
- WAIT=$((WAIT + INTERVAL))
+ running=$(do_facet ${facet} "[ -e $LPROC ] && grep ST' ' $LPROC/devices") || true
+ if [ -z "${running}" ]; then
+ return 0
+ fi
+ echo "waited $WAIT for${running}"
+ if [ $INTERVAL -lt 64 ]; then
+ INTERVAL=$((INTERVAL + INTERVAL))
+ fi
+ sleep $INTERVAL
+ WAIT=$((WAIT + INTERVAL))
done
echo "service didn't stop after $WAIT seconds. Still running:"
echo ${running}
client=$1
mnt=$2
[ "$3" ] && force=-f
- local running=`do_node $client "grep -c $mnt' ' /proc/mounts" | grep -v "CMD: "`
+ local running=$(do_node $client "grep -c $mnt' ' /proc/mounts") || true
if [ $running -ne 0 ]; then
echo "Stopping client $mnt (opts:$force)"
do_node $client umount $force $mnt
wait_for $facet
local dev=${facet}_dev
local opt=${facet}_opt
- start $facet ${!dev} ${!opt}
+ start $facet ${!dev} ${!opt} || error "Restart of $facet failed"
}
obd_name() {
}
mds_evict_client() {
- UUID=`cat /proc/fs/lustre/mdc/${mds_svc}-mdc-*/uuid`
- do_facet mds "echo $UUID > /proc/fs/lustre/mds/${mds_svc}/evict_client"
+ UUID=`cat /proc/fs/lustre/mdc/${mds1_svc}-mdc-*/uuid`
+ do_facet mds1 "echo $UUID > /proc/fs/lustre/mdt/${mds1_svc}/evict_client"
}
ost_evict_client() {
- UUID=`cat /proc/fs/lustre/osc/${ost1_svc}-osc-*/uuid`
+ UUID=`grep ${ost1_svc}-osc- $LPROC/devices | egrep -v 'MDT' | awk '{print $5}'`
do_facet ost1 "echo $UUID > /proc/fs/lustre/obdfilter/${ost1_svc}/evict_client"
}
fi
}
-h2tcp() {
+h2name_or_ip() {
if [ "$1" = "client" -o "$1" = "'*'" ]; then echo \'*\'; else
- echo $1"@tcp"
+ echo $1"@$2"
fi
}
+
+h2ptl() {
+ if [ "$1" = "client" -o "$1" = "'*'" ]; then echo \'*\'; else
+ ID=`xtprocadmin -n $1 2>/dev/null | egrep -v 'NID' | awk '{print $1}'`
+ if [ -z "$ID" ]; then
+ echo "Could not get a ptl id for $1..."
+ exit 1
+ fi
+ echo $ID"@ptl"
+ fi
+}
+declare -fx h2ptl
+
+h2tcp() {
+ h2name_or_ip "$1" "tcp"
+}
declare -fx h2tcp
h2elan() {
declare -fx h2elan
h2openib() {
- if [ "$1" = "client" -o "$1" = "'*'" ]; then echo \'*\'; else
- ID=`echo $1 | sed 's/[^0-9]*//g'`
- echo $ID"@openib"
- fi
+ h2name_or_ip "$1" "openib"
}
declare -fx h2openib
+h2o2ib() {
+ h2name_or_ip "$1" "o2ib"
+}
+declare -fx h2o2ib
+
facet_host() {
local facet=$1
varname=${facet}_HOST
myPDSH="no_dsh"
fi
if $VERBOSE; then
- echo "CMD: $HOST $@"
+ echo "CMD: $HOST $@" >&2
$myPDSH $HOST $LCTL mark "$@" > /dev/null 2>&1 || :
fi
- $myPDSH $HOST "(PATH=\$PATH:$RLUSTRE/utils:$RLUSTRE/tests:/sbin:/usr/sbin; cd $RPWD; sh -c \"$@\")"
+ $myPDSH $HOST "(PATH=\$PATH:$RLUSTRE/utils:$RLUSTRE/tests:/sbin:/usr/sbin; cd $RPWD; sh -c \"$@\")" | sed "s/^${HOST}: //"
+ return ${PIPESTATUS[0]}
}
do_facet() {
echo -n $DEVPTR
}
+mdsdevname() {
+ num=$1
+ DEVNAME=MDSDEV$num
+ #if $MDSDEVn isn't defined, default is $MDSDEVBASE + num
+ eval DEVPTR=${!DEVNAME:=${MDSDEVBASE}${num}}
+ echo -n $DEVPTR
+}
+
########
## MountConf setup
stopall() {
# make sure we are using the primary server, so test-framework will
# be able to clean up properly.
- activemds=`facet_active mds`
- if [ $activemds != "mds" ]; then
- fail mds
+ activemds=`facet_active mds1`
+ if [ $activemds != "mds1" ]; then
+ fail mds1
fi
# assume client mount is local
grep " $MOUNT " /proc/mounts && zconf_umount `hostname` $MOUNT $*
grep " $MOUNT2 " /proc/mounts && zconf_umount `hostname` $MOUNT2 $*
- stop mds -f
+ for num in `seq $MDSCOUNT`; do
+ stop mds$num -f
+ done
for num in `seq $OSTCOUNT`; do
stop ost$num -f
done
cleanupall() {
stopall $*
unload_modules
+ cleanup_krb5_env
+}
+
+mdsmkfsopts()
+{
+ local nr=$1
+ test $nr = 1 && echo -n $MDS_MKFS_OPTS || echo -n $MDSn_MKFS_OPTS
}
formatall() {
+ [ "$FSTYPE" ] && FSTYPE_OPT="--backfstype $FSTYPE"
+
stopall
# We need ldiskfs here, may as well load them all
load_modules
- echo Formatting mds, osts
- if $VERBOSE; then
- add mds $MDS_MKFS_OPTS --reformat $MDSDEV || exit 10
- else
- add mds $MDS_MKFS_OPTS --reformat $MDSDEV > /dev/null || exit 10
- fi
+ [ "$CLIENTONLY" ] && return
+ echo "Formatting mdts, osts"
+ for num in `seq $MDSCOUNT`; do
+ echo "Format mds$num: $(mdsdevname $num)"
+ if $VERBOSE; then
+ add mds$num `mdsmkfsopts $num` $FSTYPE_OPT --reformat `mdsdevname $num` || exit 9
+ else
+ add mds$num `mdsmkfsopts $num` $FSTYPE_OPT --reformat `mdsdevname $num` > /dev/null || exit 9
+ fi
+ done
for num in `seq $OSTCOUNT`; do
+ echo "Format ost$num: $(ostdevname $num)"
if $VERBOSE; then
add ost$num $OST_MKFS_OPTS --reformat `ostdevname $num` || exit 10
else
setupall() {
load_modules
- echo Setup mdt, osts
- start mds $MDSDEV $MDS_MOUNT_OPTS
- for num in `seq $OSTCOUNT`; do
- DEVNAME=`ostdevname $num`
- start ost$num $DEVNAME $OST_MOUNT_OPTS
- done
+ init_krb5_env
+ if [ -z "$CLIENTONLY" ]; then
+ echo "Setup mdts, osts"
+ for num in `seq $MDSCOUNT`; do
+ DEVNAME=$(mdsdevname $num)
+ echo $REFORMAT | grep -q "reformat" \
+ || do_facet mds$num "$TUNEFS --writeconf $DEVNAME"
+ start mds$num $DEVNAME $MDS_MOUNT_OPTS
+ done
+ for num in `seq $OSTCOUNT`; do
+ DEVNAME=$(ostdevname $num)
+ start ost$num $DEVNAME $OST_MOUNT_OPTS
+ done
+ fi
[ "$DAEMONFILE" ] && $LCTL debug_daemon start $DAEMONFILE $DAEMONSIZE
mount_client $MOUNT
+ if [ "$MOUNT_2" ]; then
+ mount_client $MOUNT2
+ fi
sleep 5
}
+mounted_lustre_filesystems() {
+ awk '($3 ~ "lustre" && $1 ~ ":") { print $2 }' /proc/mounts
+}
+
+check_and_setup_lustre() {
+ MOUNTED="`mounted_lustre_filesystems`"
+ if [ -z "$MOUNTED" ]; then
+ [ "$REFORMAT" ] && formatall
+ setupall
+ MOUNTED="`mounted_lustre_filesystems`"
+ [ -z "$MOUNTED" ] && error "NAME=$NAME not mounted"
+ export I_MOUNTED=yes
+ fi
+ if [ "$ONLY" == "setup" ]; then
+ exit 0
+ fi
+}
+
+cleanup_and_setup_lustre() {
+ if [ "$ONLY" == "cleanup" -o "`mount | grep $MOUNT`" ]; then
+ sysctl -w lnet.debug=0 || true
+ cleanupall
+ if [ "$ONLY" == "cleanup" ]; then
+ exit 0
+ fi
+ fi
+ check_and_setup_lustre
+}
+
+check_and_cleanup_lustre() {
+ if [ "`mount | grep $MOUNT`" ]; then
+ rm -rf $DIR/[Rdfs][1-9]*
+ fi
+ if [ "$I_MOUNTED" = "yes" ]; then
+ cleanupall -f || error "cleanup failed"
+ fi
+ unset I_MOUNTED
+}
#######
# General functions
return 0
}
+debugsave() {
+ DEBUGSAVE="$(sysctl -n lnet.debug)"
+}
+
+debugrestore() {
+ [ -n "$DEBUGSAVE" ] && sysctl -w lnet.debug="${DEBUGSAVE}"
+ DEBUGSAVE=""
+}
+
+FAIL_ON_ERROR=true
##################################
# Test interface
error() {
+ local ERRLOG
sysctl -w lustre.fail_loc=0 2> /dev/null || true
- echo "${TESTSUITE}: **** FAIL:" $@
- log "FAIL: $TESTNAME $@"
- exit 1
+ log "${TESTSUITE} ${TESTNAME}: **** FAIL:" $@
+ ERRLOG=$TMP/lustre_${TESTSUITE}_${TESTNAME}.$(date +%s)
+ echo "Dumping lctl log to $ERRLOG"
+ # We need to dump the logs on all nodes
+ $LCTL dk $ERRLOG
+ [ ! "$mds_HOST" = "$(hostname)" ] && do_node $mds_HOST $LCTL dk $ERRLOG
+ [ ! "$ost_HOST" = "$(hostname)" -a ! "$ost_HOST" = "$mds_HOST" ] && do_node $ost_HOST $LCTL dk $ERRLOG
+ debugrestore
+ [ "$TESTSUITELOG" ] && echo "$0: FAIL: $TESTNAME $@" >> $TESTSUITELOG
+ if $FAIL_ON_ERROR; then
+ exit 1
+ fi
+}
+
+skip () {
+ log " SKIP: ${TESTSUITE} ${TESTNAME} $@"
+ [ "$TESTSUITELOG" ] && echo "${TESTSUITE}: SKIP: $TESTNAME $@" >> $TESTSUITELOG
}
build_test_filter() {
for E in $EXCEPT $ALWAYS_EXCEPT; do
eval EXCEPT_${E}=true
done
+ for G in $GRANT_CHECK_LIST; do
+ eval GCHECK_ONLY_${G}=true
+ done
}
_basetest() {
fi
testname=EXCEPT_$1
if [ ${!testname}x != x ]; then
- log "skipping excluded test $1"
+ TESTNAME=test_$1 skip "skipping excluded test $1"
return 0
fi
testname=EXCEPT_$base
if [ ${!testname}x != x ]; then
- log "skipping excluded test $1 (base $base)"
+ TESTNAME=test_$1 skip "skipping excluded test $1 (base $base)"
return 0
fi
run_one $1 "$2"
$LCTL mark "$*" 2> /dev/null || true
}
+trace() {
+ log "STARTING: $*"
+ strace -o $TMP/$1.strace -ttt $*
+ RC=$?
+ log "FINISHED: $*: rc $RC"
+ return 1
+}
+
pass() {
echo PASS $@
}
testnum=$1
message=$2
tfile=f${testnum}
- tdir=d${base}
-
- # Pretty tests run faster.
- equals_msg $testnum: $message
+ export tdir=d${base}
BEFORE=`date +%s`
log "== test $testnum: $message ============ `date +%H:%M:%S` ($BEFORE)"
export TESTNAME=test_$testnum
test_${testnum} || error "test_$testnum failed with $?"
#check_mds
+ check_grant ${testnum} || error "check_grant $testnum failed with $?"
[ -f $CATASTROPHE ] && [ `cat $CATASTROPHE` -ne 0 ] && \
error "LBUG/LASSERT detected"
pass "($((`date +%s` - $BEFORE))s)"
unset TESTNAME
+ unset tdir
+ cd $SAVE_PWD
+ $CLEANUP
}
canonical_path() {
(cd `dirname $1`; echo $PWD/`basename $1`)
}
+sync_clients() {
+ [ -d $DIR1 ] && cd $DIR1 && sync; sleep 1; sync
+ [ -d $DIR2 ] && cd $DIR2 && sync; sleep 1; sync
+ cd $SAVE_PWD
+}
+
+check_grant() {
+ export base=`basetest $1`
+ [ "$CHECK_GRANT" == "no" ] && return 0
+
+ testname=GCHECK_ONLY_${base}
+ [ ${!testname}x == x ] && return 0
+
+ echo -n "checking grant......"
+ cd $SAVE_PWD
+ # write some data to sync client lost_grant
+ rm -f $DIR1/${tfile}_check_grant_* 2>&1
+ for i in `seq $OSTCOUNT`; do
+ $LFS setstripe $DIR1/${tfile}_check_grant_$i 0 $(($i -1)) 1
+ dd if=/dev/zero of=$DIR1/${tfile}_check_grant_$i bs=4k \
+ count=1 > /dev/null 2>&1
+ done
+ # sync all the data and make sure no pending data on server
+ sync_clients
+
+ #get client grant and server grant
+ client_grant=0
+ for d in ${LPROC}/osc/*/cur_grant_bytes; do
+ client_grant=$((client_grant + `cat $d`))
+ done
+ server_grant=0
+ for d in ${LPROC}/obdfilter/*/tot_granted; do
+ server_grant=$((server_grant + `cat $d`))
+ done
+
+ # cleanup the check_grant file
+ for i in `seq $OSTCOUNT`; do
+ rm $DIR1/${tfile}_check_grant_$i
+ done
+
+ #check whether client grant == server grant
+ if [ $client_grant != $server_grant ]; then
+ echo "failed: client:${client_grant} server: ${server_grant}"
+ return 1
+ else
+ echo "pass"
+ fi
+}
+
+########################
+# helper functions
+
+osc_to_ost()
+{
+ osc=$1
+ ost=`echo $1 | awk -F_ '{print $3}'`
+ if [ -z $ost ]; then
+ ost=`echo $1 | sed 's/-osc.*//'`
+ fi
+ echo $ost
+}
+
+remote_mds ()
+{
+ [ ! -e /proc/fs/lustre/mdt/*MDT* ]
+}
+
+remote_ost ()
+{
+ [ $(grep -c obdfilter $LPROC/devices) -eq 0 ]
+}
+
+is_patchless ()
+{
+ grep -q patchless $LPROC/version
+}