add uml_clone.sh for clonefs test

lustre/tests/uml_clone.sh

+#!/bin/bash
+#
+# Test case for 2 different filesystems mounted on the same client.
+# Uses 3 umls
+
+set -vx
+LMC=${LMC-../utils/lmc}
+LCONF=${LCONF-../utils/lconf}
+TMP=${TMP:-/tmp}
+LLMOUNT=${LLMOUNT:-../utils/llmount}
+config=${config:-local_clone.xml}
+
+MDSDEV=${MDSDEV:-$TMP/mds1-`hostname`}
+MDS_BACKDEV=${MDS_BACKDEV:-$TMP/mds1-`hostname`}
+MDSSIZE=50000
+OSTDEV=${OSTDEV:-$TMP/ost1-`hostname`}
+OST_BACKDEV=${OST_BACKDEV:-$TMP/ost1-`hostname`}
+OSTSIZE=100000
+MOUNT=${MOUNT:-/mnt/lustre}
+MOUNT_CLONE=${MOUNT_CLONE:-/mnt/clone}
+
+FSTYPE=${FSTYPE:-smfs}
+BACKFSTYPE=${BACKFSTYPE:-ext3}
+
+MDS_MOUNT_OPTS=${MDS_MOUNT_OPTS:-"kml,snap"}
+OST_MOUNT_OPTS=${OST_MOUNT_OPTS:-"kml,snap"}
+
+CLIENT_MOUNT_OPTS=${CLIENT_MOUNT_OPTS:-"clone=1"}
+
+STRIPE_BYTES=${STRIPE_BYTES:-"65536"}
+STRIPE_CNT=${STRIPE_CNT:-"1"}
+
+NETWORKTYPE=${NETWORKTYPE:-tcp}
+
+mkdir -p $MOUNT
+mkdir -p $MOUNT_CLONE
+
+rm -rf $config
+
+gen_config() {
+	# create nodes
+	${LMC} -m $config --add node --node localhost || exit 10
+	${LMC} -m $config --add node --node client || exit 10
+	${LMC} -m $config --add net --node localhost --nid `hostname` --nettype $NETWORKTYPE || exit 11
+	${LMC} -m $config --add net --node client --nid '*' --nettype $NETWORKTYPE || exit 12
+
+	[ "x$MDS_MOUNT_OPTS" != "x" ] &&
+	    MDS_MOUNT_OPTS="--mountfsoptions $MDS_MOUNT_OPTS"
+
+	[ "x$OST_MOUNT_OPTS" != "x" ] &&
+	    OST_MOUNT_OPTS="--mountfsoptions $OST_MOUNT_OPTS"
+
+	# configure mds server
+	${LMC} -m $config --add mds --node localhost --mds mds --fstype $FSTYPE \
+	--backfstype $BACKFSTYPE --dev $MDSDEV  --backdev $MDS_BACKDEV \
+	$MDS_MOUNT_OPTS --size $MDSSIZE || exit 20
+
+	# configure ost
+	${LMC} -m $config --add lov --lov lov --mds mds --stripe_sz $STRIPE_BYTES \
+	--stripe_cnt $STRIPE_CNT --stripe_pattern 0 || exit 20
+
+	${LMC} -m $config --add ost  --node localhost --lov lov \
+	--fstype $FSTYPE --backfstype $BACKFSTYPE --dev $OSTDEV \
+	--backdev $OST_BACKDEV $OST_MOUNT_OPTS --size $OSTSIZE  || exit 30
+
+        ${LMC} -m $config --add mtpt --node client --mds mds --lov lov --path $MOUNT
+}
+#create snap config
+gen_config
+
+$LCONF --reformat -v $config
+#setup lustre
+$LCONF --nosetup --node client $config
+
+$LLMOUNT `hostname`:/mds/client $MOUNT -o nettype=$NETWORKTYPE
+
+$LLMOUNT `hostname`:/mds/client $MOUNT_CLONE -o nettype=$NETWORKTYPE,clone=1
+
+
+