X-Git-Url: https://git.whamcloud.com/?p=fs%2Flustre-release.git;a=blobdiff_plain;f=lustre%2Ftests%2Fsanity-sec.sh;h=3a478f22a6aa28db85cd1a323d425d0c3f0447b5;hp=e2a8d511761cbc6c23929df2075131b337dd2050;hb=b45169276ce1ab09dae7a733859f89a6c92808e5;hpb=b1f7d594a57d3c9c461f177771bb9dddd0e06892

diff --git a/lustre/tests/sanity-sec.sh b/lustre/tests/sanity-sec.sh
old mode 100644
new mode 100755
index e2a8d51..a7c3074
--- a/lustre/tests/sanity-sec.sh
+++ b/lustre/tests/sanity-sec.sh
@@ -7,51 +7,81 @@
 set -e
 
 ONLY=${ONLY:-"$*"}
-[ "$EXCEPT" ] && echo "Skipping tests: `echo $EXCEPT`"
 
-SRCDIR=`dirname $0`
-export PATH=$PWD/$SRCDIR:$SRCDIR:$PWD/$SRCDIR/../utils:$PATH:/sbin
-export NAME=${NAME:-local}
-
-LUSTRE=${LUSTRE:-`dirname $0`/..} 
+LUSTRE=${LUSTRE:-$(dirname $0)/..}
 . $LUSTRE/tests/test-framework.sh
 init_test_env $@
-. ${CONFIG:=$LUSTRE/tests/cfg/$NAME.sh}
 
-RUNAS=${RUNAS:-"$LUSTRE/tests/runas"}
-WTL=${WTL:-"$LUSTRE/tests/write_time_limit"}
+init_logging
+
+ALWAYS_EXCEPT="$SANITY_SEC_EXCEPT "
+# bug number for skipped test:
+ALWAYS_EXCEPT+=" "
+# UPDATE THE COMMENT ABOVE WITH BUG NUMBERS WHEN CHANGING ALWAYS_EXCEPT!
+
+[ "$SLOW" = "no" ] && EXCEPT_SLOW="26"
+
+NODEMAP_TESTS=$(seq 7 26)
+
+if ! check_versions; then
+	echo "It is NOT necessary to test nodemap under interoperation mode"
+	EXCEPT="$EXCEPT $NODEMAP_TESTS"
+fi
+
+build_test_filter
+
+RUNAS_CMD=${RUNAS_CMD:-runas}
 
-PERM_CONF=/etc/lustre/perm.conf
-LLITE_LPROC=$LPROC/llite
-MDC_LPROC=$LPROC/mdc
-MDT_LPROC=$LPROC/mdt
-OST_LPROC=$LPROC/obdfilter
+WTL=${WTL:-"$LUSTRE/tests/write_time_limit"}
 
-SANITYSECLOG=${TESTSUITELOG:-$TMP/$(basename $0 .sh).log}
+CONFDIR=/etc/lustre
+PERM_CONF=$CONFDIR/perm.conf
 FAIL_ON_ERROR=false
+HOSTNAME_CHECKSUM=$(hostname | sum | awk '{ print $1 }')
+SUBNET_CHECKSUM=$(expr $HOSTNAME_CHECKSUM % 250 + 1)
+
+require_dsh_mds || exit 0
+require_dsh_ost || exit 0
+
+clients=${CLIENTS//,/ }
+num_clients=$(get_node_count ${clients})
+clients_arr=($clients)
 
 ID0=${ID0:-500}
 ID1=${ID1:-501}
-USER0=`cat /etc/passwd|grep :$ID0:$ID0:|cut -d: -f1`
-USER1=`cat /etc/passwd|grep :$ID1:$ID1:|cut -d: -f1`
+USER0=$(getent passwd | grep :$ID0:$ID0: | cut -d: -f1)
+USER1=$(getent passwd | grep :$ID1:$ID1: | cut -d: -f1)
 
-[ -z "$USER0" ] && \
-	echo "Please add user0 (uid=$ID0 gid=$ID0)! Skip sanity-sec" && exit 0
+if [ "$SLOW" == "yes" ]; then
+	NODEMAP_COUNT=16
+	NODEMAP_RANGE_COUNT=3
+	NODEMAP_IPADDR_LIST="1 10 64 128 200 250"
+	NODEMAP_ID_COUNT=10
+else
+	NODEMAP_COUNT=3
+	NODEMAP_RANGE_COUNT=2
+	NODEMAP_IPADDR_LIST="1 250"
+	NODEMAP_ID_COUNT=3
+fi
+NODEMAP_MAX_ID=$((ID0 + NODEMAP_ID_COUNT))
 
-[ -z "$USER1" ] && \
-	echo "Please add user1 (uid=$ID1 gid=$ID1)! Skip sanity-sec" && exit 0
+[ -z "$USER0" ] &&
+	skip "need to add user0 ($ID0:$ID0)" && exit 0
 
-check_and_setup_lustre
+[ -z "$USER1" ] &&
+	skip "need to add user1 ($ID1:$ID1)" && exit 0
 
-DIR=${DIR:-$MOUNT}
-[ -z "`echo $DIR | grep $MOUNT`" ] && \
-	error "$DIR not in $MOUNT" && sec_cleanup && exit 1
+IDBASE=${IDBASE:-60000}
 
-[ `echo $MOUNT | wc -w` -gt 1 ] && \
-	echo "NAME=$MOUNT mounted more than once" && sec_cleanup && exit 0
+# changes to mappings must be reflected in test 23
+FOPS_IDMAPS=(
+	[0]="$((IDBASE+3)):$((IDBASE+0)) $((IDBASE+4)):$((IDBASE+2))"
+	[1]="$((IDBASE+5)):$((IDBASE+1)) $((IDBASE+6)):$((IDBASE+2))"
+	)
 
-[ $MDSCOUNT -gt 1 ] && \
-	echo "skip multi-MDS test" && sec_cleanup && exit 0
+check_and_setup_lustre
+
+assert_DIR
 
 # for GSS_SUP
 GSS_REF=$(lsmod | grep ^ptlrpc_gss | awk '{print $3}')
@@ -63,57 +93,47 @@ else
 	echo "without GSS support"
 fi
 
-MDT="`do_facet $SINGLEMDS find $MDT_LPROC/ -name \*MDT\* -printf %f 2>/dev/null || true`"
-if [ ! -z "$MDT" ]; then
-	IDENTITY_FLUSH=$MDT_LPROC/$MDT/identity_flush
-	MDSCAPA=$MDT_LPROC/$MDT/capa
-	CAPA_TIMEOUT=$MDT_LPROC/$MDT/capa_timeout
-fi
-
-# for CLIENT_TYPE
-if [ -z "$(grep remote $LLITE_LPROC/*/client_type 2>/dev/null)" ]; then
-	CLIENT_TYPE="local"
-	echo "local client"
-else
-	CLIENT_TYPE="remote"
-	echo "remote client"
-fi
+MDT=$(do_facet $SINGLEMDS lctl get_param -N "mdt.\*MDT0000" |
+	cut -d. -f2 || true)
+[ -z "$MDT" ] && error "fail to get MDT device" && exit 1
+do_facet $SINGLEMDS "mkdir -p $CONFDIR"
+IDENTITY_FLUSH=mdt.$MDT.identity_flush
+IDENTITY_UPCALL=mdt.$MDT.identity_upcall
 
 SAVE_PWD=$PWD
 
-build_test_filter
-
 sec_login() {
 	local user=$1
 	local group=$2
 
-	if ! $RUNAS -u $user krb5_login.sh; then
+	$GSS_KRB5 || return
+	if ! $RUNAS_CMD -u $user krb5_login.sh; then
 		error "$user login kerberos failed."
 		exit 1
 	fi
 
-	if ! $RUNAS -u $user -g $group ls $DIR > /dev/null 2>&1; then
-		$RUNAS -u $user lfs flushctx -k
-		$RUNAS -u $user krb5_login.sh
-                if ! $RUNAS -u $user -g $group ls $DIR > /dev/null 2>&1; then
-                        error "init $user $group failed."
-                        exit 2
-                fi
+	if ! $RUNAS_CMD -u $user -g $group ls $DIR > /dev/null 2>&1; then
+		$RUNAS_CMD -u $user lfs flushctx -k
+		$RUNAS_CMD -u $user krb5_login.sh
+		if ! $RUNAS_CMD -u$user -g$group ls $DIR > /dev/null 2>&1; then
+			error "init $user $group failed."
+			exit 2
+		fi
 	fi
 }
 
 declare -a identity_old
 
 sec_setup() {
-       	for num in `seq $MDSCOUNT`; do
-       		switch_identity $num true || identity_old[$num]=$?
-       	done
+	for num in $(seq $MDSCOUNT); do
+		switch_identity $num true || identity_old[$num]=$?
+	done
 
-	if ! $RUNAS -u $ID0 ls $DIR > /dev/null 2>&1; then
+	if ! $RUNAS_CMD -u $ID0 ls $DIR > /dev/null 2>&1; then
 		sec_login $USER0 $USER0
 	fi
 
-	if ! $RUNAS -u $ID1 ls $DIR > /dev/null 2>&1; then
+	if ! $RUNAS_CMD -u $ID1 ls $DIR > /dev/null 2>&1; then
 		sec_login $USER1 $USER1
 	fi
 }
@@ -121,369 +141,4327 @@ sec_setup
 
 # run as different user
 test_0() {
-	rm -rf $DIR/d0
-	mkdir $DIR/d0
-
-	chown $USER0 $DIR/d0 || error "chown (1)"
-	$RUNAS -u $ID0 ls $DIR || error "ls (2)"
-	$RUNAS -u $ID0 touch $DIR/f0 && error "touch (3)"
-	$RUNAS -u $ID0 touch $DIR/d0/f1 || error "touch (4)"
-	$RUNAS -u $ID1 touch $DIR/d0/f2 && error "touch (5)"
-	touch $DIR/d0/f3 || error "touch (6)"
-	chown root $DIR/d0 || error "chown (7)"
-	chgrp $USER0 $DIR/d0 || error "chgrp (8)"
-	chmod 775 $DIR/d0 || error "chmod (9)"
-	$RUNAS -u $ID0 touch $DIR/d0/f4 || error "touch (10)"
-	$RUNAS -u $ID1 touch $DIR/d0/f5 && error "touch (11)"
-	touch $DIR/d0/f6 || error "touch (12)"
-
-	rm -rf $DIR/d0
+	umask 0022
+
+	chmod 0755 $DIR || error "chmod (1)"
+	rm -rf $DIR/$tdir || error "rm (1)"
+	mkdir -p $DIR/$tdir || error "mkdir (1)"
+	chown $USER0 $DIR/$tdir || error "chown (2)"
+	$RUNAS_CMD -u $ID0 ls $DIR || error "ls (1)"
+	rm -f $DIR/f0 || error "rm (2)"
+	$RUNAS_CMD -u $ID0 touch $DIR/f0 && error "touch (1)"
+	$RUNAS_CMD -u $ID0 touch $DIR/$tdir/f1 || error "touch (2)"
+	$RUNAS_CMD -u $ID1 touch $DIR/$tdir/f2 && error "touch (3)"
+	touch $DIR/$tdir/f3 || error "touch (4)"
+	chown root $DIR/$tdir || error "chown (3)"
+	chgrp $USER0 $DIR/$tdir || error "chgrp (1)"
+	chmod 0775 $DIR/$tdir || error "chmod (2)"
+	$RUNAS_CMD -u $ID0 touch $DIR/$tdir/f4 || error "touch (5)"
+	$RUNAS_CMD -u $ID1 touch $DIR/$tdir/f5 && error "touch (6)"
+	touch $DIR/$tdir/f6 || error "touch (7)"
+	rm -rf $DIR/$tdir || error "rm (3)"
 }
 run_test 0 "uid permission ============================="
 
 # setuid/gid
 test_1() {
 	[ $GSS_SUP = 0 ] && skip "without GSS support." && return
-	[ -z "$MDT" ] && skip "do not support do_facet operations." && return
-	[ "$CLIENT_TYPE" = "remote" ] && \
-		skip "test_1 for local client only" && return
-
-	do_facet $SINGLEMDS "rm -f $PERM_CONF"
-	do_facet $SINGLEMDS "echo -1 > $IDENTITY_FLUSH"
 
-	rm -rf $DIR/d1
-	mkdir $DIR/d1
+	rm -rf $DIR/$tdir
+	mkdir_on_mdt0 $DIR/$tdir
 
-	chown $USER0 $DIR/d1 || error "chown (1)"
-	$RUNAS -u $ID1 -v $ID0 touch $DIR/d1/f0 && error "touch (2)"
-	do_facet $SINGLEMDS "echo '* $ID1 setuid' > $PERM_CONF"
+	chown $USER0 $DIR/$tdir || error "chown (1)"
+	$RUNAS_CMD -u $ID1 -v $ID0 touch $DIR/$tdir/f0 && error "touch (2)"
 	echo "enable uid $ID1 setuid"
-	do_facet $SINGLEMDS "echo -1 > $IDENTITY_FLUSH"
-	$RUNAS -u $ID1 -v $ID0 touch $DIR/d1/f1 || error "touch (3)"
-
-	chown root $DIR/d1 || error "chown (4)"
-	chgrp $USER0 $DIR/d1 || error "chgrp (5)"
-	chmod 770 $DIR/d1 || error "chmod (6)"
-	$RUNAS -u $ID1 -g $ID1 touch $DIR/d1/f2 && error "touch (7)"
-	$RUNAS -u $ID1 -g $ID1 -j $ID0 touch $DIR/d1/f3 && error "touch (8)"
-	do_facet $SINGLEMDS "echo '* $ID1 setuid,setgid' > $PERM_CONF"
+	do_facet $SINGLEMDS "echo '* $ID1 setuid' >> $PERM_CONF"
+	do_facet $SINGLEMDS "lctl set_param -n $IDENTITY_FLUSH=-1"
+	$RUNAS_CMD -u $ID1 -v $ID0 touch $DIR/$tdir/f1 || error "touch (3)"
+
+	chown root $DIR/$tdir || error "chown (4)"
+	chgrp $USER0 $DIR/$tdir || error "chgrp (5)"
+	chmod 0770 $DIR/$tdir || error "chmod (6)"
+	$RUNAS_CMD -u $ID1 -g $ID1 touch $DIR/$tdir/f2 && error "touch (7)"
+	$RUNAS_CMD -u$ID1 -g$ID1 -j$ID0 touch $DIR/$tdir/f3 && error "touch (8)"
 	echo "enable uid $ID1 setuid,setgid"
-	do_facet $SINGLEMDS "echo -1 > $IDENTITY_FLUSH"
-	$RUNAS -u $ID1 -g $ID1 -j $ID0 touch $DIR/d1/f4 || error "touch (9)"
-	$RUNAS -u $ID1 -v $ID0 -g $ID1 -j $ID0 touch $DIR/d1/f5 || error "touch (10)"
+	do_facet $SINGLEMDS "echo '* $ID1 setuid,setgid' > $PERM_CONF"
+	do_facet $SINGLEMDS "lctl set_param -n $IDENTITY_FLUSH=-1"
+	$RUNAS_CMD -u $ID1 -g $ID1 -j $ID0 touch $DIR/$tdir/f4 ||
+		error "touch (9)"
+	$RUNAS_CMD -u $ID1 -v $ID0 -g $ID1 -j $ID0 touch $DIR/$tdir/f5 ||
+		error "touch (10)"
 
-	rm -rf $DIR/d1
+	rm -rf $DIR/$tdir
 
 	do_facet $SINGLEMDS "rm -f $PERM_CONF"
-	do_facet $SINGLEMDS "echo -1 > $IDENTITY_FLUSH"
+	do_facet $SINGLEMDS "lctl set_param -n $IDENTITY_FLUSH=-1"
 }
 run_test 1 "setuid/gid ============================="
 
-run_rmtacl_subtest() {
-    $SAVE_PWD/rmtacl/run $SAVE_PWD/rmtacl/$1.test
-    return $?
-}
-
-# remote_acl
-# for remote client only
-test_2 () {
-	[ "$CLIENT_TYPE" = "local" ] && \
-		skip "remote_acl for remote client only" && return
-    	[ -z "$(grep ^acl $MDC_LPROC/*-mdc-*/connect_flags)" ] && \
-		skip "must have acl enabled" && return
-    	[ -z "$(which setfacl 2>/dev/null)" ] && \
-		skip "could not find setfacl" && return
-	[ "$UID" != 0 ] && skip "must run as root" && return
-
-	sec_login root root
-	sec_login bin bin
-	sec_login daemon daemon
-	sec_login games users
-
-    	SAVE_UMASK=`umask`
-    	umask 0022
-    	cd $DIR
-
-	if [ ! -z "$MDT" ]; then
-		do_facet $SINGLEMDS "echo '* 0 rmtacl' > $PERM_CONF"
-		do_facet $SINGLEMDS "echo -1 > $IDENTITY_FLUSH"
-	fi
-
-        if lfs rgetfacl $DIR; then
-                echo "performing cp ..."
-                run_rmtacl_subtest cp || error "cp"
-        else
-                echo "server doesn't permit current user 'lfs r{s,g}etfacl', skip cp test."
-        fi
-    	echo "performing getfacl-noacl..."
-    	run_rmtacl_subtest getfacl-noacl || error "getfacl-noacl"
-    	echo "performing misc..."
-    	run_rmtacl_subtest misc || error "misc"
-    	echo "performing permissions..."
-    	run_rmtacl_subtest permissions || error "permissions"
-    	echo "performing setfacl..."
-    	run_rmtacl_subtest setfacl || error "setfacl"
-
-    	# inheritance test got from HP
-    	echo "performing inheritance..."
-    	cp $SAVE_PWD/rmtacl/make-tree .
-    	chmod +x make-tree
-    	run_rmtacl_subtest inheritance || error "inheritance"
-    	rm -f make-tree
-
-	if [ ! -z "$MDT" ]; then
-		do_facet $SINGLEMDS "rm -f $PERM_CONF"
-		do_facet $SINGLEMDS "echo -1 > $IDENTITY_FLUSH"
-	fi
-
-    	cd $SAVE_PWD
-    	umask $SAVE_UMASK
-}
-run_test 2 "rmtacl ============================="
-
-# rootsquash
-# root_squash will be redesigned in Lustre 1.7
-test_3() {
-        skip "root_squash will be redesigned in Lustre 1.7" && return
-}
-run_test 3 "rootsquash ============================="
-
 # bug 3285 - supplementary group should always succeed.
 # NB: the supplementary groups are set for local client only,
 # as for remote client, the groups of the specified uid on MDT
 # will be obtained by upcall /sbin/l_getidentity and used.
 test_4() {
-	rm -rf $DIR/d4
-        mkdir $DIR/d4
-        chmod 771 $DIR/d4
-        chgrp $ID0 $DIR/d4
-	$RUNAS -u $ID0 ls $DIR/d4 || error "setgroups (1)"
-	if [ "$CLIENT_TYPE" != "remote" ]; then
-		if [ ! -z "$MDT" ]; then
-			do_facet $SINGLEMDS "echo '* $ID1 setgrp' > $PERM_CONF"
-			do_facet $SINGLEMDS "echo -1 > $IDENTITY_FLUSH"
+	[[ "$MDS1_VERSION" -ge $(version_code 2.6.93) ]] ||
+	[[ "$MDS1_VERSION" -ge $(version_code 2.5.35) &&
+	   "$MDS1_VERSION" -lt $(version_code 2.5.50) ]] ||
+		skip "Need MDS version at least 2.6.93 or 2.5.35"
+
+	rm -rf $DIR/$tdir
+	mkdir -p $DIR/$tdir
+	chmod 0771 $DIR/$tdir
+	chgrp $ID0 $DIR/$tdir
+	$RUNAS_CMD -u $ID0 ls $DIR/$tdir || error "setgroups (1)"
+	do_facet $SINGLEMDS "echo '* $ID1 setgrp' > $PERM_CONF"
+	do_facet $SINGLEMDS "lctl set_param -n $IDENTITY_FLUSH=-1"
+	$RUNAS_CMD -u $ID1 -G1,2,$ID0 ls $DIR/$tdir ||
+		error "setgroups (2)"
+	$RUNAS_CMD -u $ID1 -G1,2 ls $DIR/$tdir && error "setgroups (3)"
+	rm -rf $DIR/$tdir
+
+	do_facet $SINGLEMDS "rm -f $PERM_CONF"
+	do_facet $SINGLEMDS "lctl set_param -n $IDENTITY_FLUSH=-1"
+}
+run_test 4 "set supplementary group ==============="
+
+create_nodemaps() {
+	local i
+	local rc
+
+	squash_id default 99 0
+	wait_nm_sync default squash_uid '' inactive
+	squash_id default 99 1
+	wait_nm_sync default squash_gid '' inactive
+	for (( i = 0; i < NODEMAP_COUNT; i++ )); do
+		local csum=${HOSTNAME_CHECKSUM}_${i}
+
+		do_facet mgs $LCTL nodemap_add $csum
+		rc=$?
+		if [ $rc -ne 0 ]; then
+			echo "nodemap_add $csum failed with $rc"
+			return $rc
 		fi
-		$RUNAS -u $ID1 -G1,2,$ID0 ls $DIR/d4 || error "setgroups (2)"
-		if [ ! -z "$MDT" ]; then
-			do_facet $SINGLEMDS "rm -f $PERM_CONF"
-			do_facet $SINGLEMDS "echo -1 > $IDENTITY_FLUSH"
+
+		wait_update_facet --verbose mgs \
+			"$LCTL get_param nodemap.$csum.id 2>/dev/null | \
+			grep -c $csum || true" 1 30 ||
+		    return 1
+	done
+	for (( i = 0; i < NODEMAP_COUNT; i++ )); do
+		local csum=${HOSTNAME_CHECKSUM}_${i}
+
+		wait_nm_sync $csum id '' inactive
+	done
+	return 0
+}
+
+delete_nodemaps() {
+	local i
+
+	for ((i = 0; i < NODEMAP_COUNT; i++)); do
+		local csum=${HOSTNAME_CHECKSUM}_${i}
+
+		if ! do_facet mgs $LCTL nodemap_del $csum; then
+			error "nodemap_del $csum failed with $?"
+			return 3
 		fi
-	fi
-	$RUNAS -u $ID1 -G1,2 ls $DIR/d4 && error "setgroups (3)"
-	rm -rf $DIR/d4
+
+		wait_update_facet --verbose mgs \
+			"$LCTL get_param nodemap.$csum.id 2>/dev/null | \
+			grep -c $csum || true" 0 30 ||
+		    return 1
+	done
+	for (( i = 0; i < NODEMAP_COUNT; i++ )); do
+		local csum=${HOSTNAME_CHECKSUM}_${i}
+
+		wait_nm_sync $csum id '' inactive
+	done
+	return 0
 }
-run_test 4 "set supplementary group ==============="
 
-mds_capability_timeout() {
-        [ $# -lt 1 ] && echo "Miss mds capability timeout value" && return 1
+add_range() {
+	local j
+	local cmd="$LCTL nodemap_add_range"
+	local range
+	local rc=0
 
-        echo "Set mds capability timeout as $1 seconds"
-	do_facet $SINGLEMDS "echo $1 > $CAPA_TIMEOUT"
-        return 0
+	for ((j = 0; j < NODEMAP_RANGE_COUNT; j++)); do
+		range="$SUBNET_CHECKSUM.${2}.${j}.[1-253]@tcp"
+		if ! do_facet mgs $cmd --name $1 --range $range; then
+			rc=$((rc + 1))
+		fi
+	done
+	return $rc
 }
 
-mds_capability_switch() {
-        [ $# -lt 1 ] && echo "Miss mds capability switch value" && return 1
+delete_range() {
+	local j
+	local cmd="$LCTL nodemap_del_range"
+	local range
+	local rc=0
 
-        case $1 in
-                0) echo "Turn off mds capability";;
-                3) echo "Turn on mds capability";;
-                *) echo "Invalid mds capability switch value" && return 2;;
-        esac
+	for ((j = 0; j < NODEMAP_RANGE_COUNT; j++)); do
+		range="$SUBNET_CHECKSUM.${2}.${j}.[1-253]@tcp"
+		if ! do_facet mgs $cmd --name $1 --range $range; then
+			rc=$((rc + 1))
+		fi
+	done
 
-	do_facet $SINGLEMDS "echo $1 > $MDSCAPA"
-        return 0
+	return $rc
 }
 
-oss_capability_switch() {
-        [ $# -lt 1 ] && echo "Miss oss capability switch value" && return 1
+add_idmaps() {
+	local i
+	local cmd="$LCTL nodemap_add_idmap"
+	local do_proj=true
+	local rc=0
+
+	(( $MDS1_VERSION >= $(version_code 2.14.52) )) || do_proj=false
 
-        case $1 in
-                0) echo "Turn off oss capability";;
-                1) echo "Turn on oss capability";;
-                *) echo "Invalid oss capability switch value" && return 2;;
-        esac
+	echo "Start to add idmaps ..."
+	for ((i = 0; i < NODEMAP_COUNT; i++)); do
+		local j
 
-	for i in `seq $OSTCOUNT`; do
-		local j=`expr $i - 1`
-		local OST="`do_facet ost$i find $OST_LPROC/ -name \*OST\*$j -printf %f 2>/dev/null || true`"
-		do_facet ost$i "echo $1 > $OST_LPROC/$OST/capa"
+		for ((j = $ID0; j < NODEMAP_MAX_ID; j++)); do
+			local csum=${HOSTNAME_CHECKSUM}_${i}
+			local client_id=$j
+			local fs_id=$((j + 1))
+
+			if ! do_facet mgs $cmd --name $csum --idtype uid \
+			     --idmap $client_id:$fs_id; then
+				rc=$((rc + 1))
+			fi
+			if ! do_facet mgs $cmd --name $csum --idtype gid \
+			     --idmap $client_id:$fs_id; then
+				rc=$((rc + 1))
+			fi
+			if $do_proj; then
+				if ! do_facet mgs $cmd --name $csum \
+				     --idtype projid --idmap \
+				     $client_id:$fs_id; then
+					rc=$((rc + 1))
+				fi
+			fi
+		done
 	done
-        return 0
+
+	return $rc
+}
+
+update_idmaps() { #LU-10040
+	[ "$MGS_VERSION" -lt $(version_code 2.10.55) ] &&
+		skip "Need MGS >= 2.10.55"
+
+	local csum=${HOSTNAME_CHECKSUM}_0
+	local old_id_client=$ID0
+	local old_id_fs=$((ID0 + 1))
+	local new_id=$((ID0 + 100))
+	local tmp_id
+	local cmd
+	local run
+	local idtype
+	local rc=0
+
+	echo "Start to update idmaps ..."
+
+	#Inserting an existed idmap should return error
+	cmd="$LCTL nodemap_add_idmap --name $csum --idtype uid"
+	if do_facet mgs \
+		$cmd --idmap $old_id_client:$old_id_fs 2>/dev/null; then
+		error "insert idmap {$old_id_client:$old_id_fs} " \
+			"should return error"
+		rc=$((rc + 1))
+		return rc
+	fi
+
+	#Update id_fs and check it
+	if ! do_facet mgs $cmd --idmap $old_id_client:$new_id; then
+		error "$cmd --idmap $old_id_client:$new_id failed"
+		rc=$((rc + 1))
+		return $rc
+	fi
+	tmp_id=$(do_facet mgs $LCTL get_param -n nodemap.$csum.idmap |
+		awk '{ print $7 }' | sed -n '2p')
+	[ $tmp_id != $new_id ] && { error "new id_fs $tmp_id != $new_id"; \
+		rc=$((rc + 1)); return $rc; }
+
+	#Update id_client and check it
+	if ! do_facet mgs $cmd --idmap $new_id:$new_id; then
+		error "$cmd --idmap $new_id:$new_id failed"
+		rc=$((rc + 1))
+		return $rc
+	fi
+	tmp_id=$(do_facet mgs $LCTL get_param -n nodemap.$csum.idmap |
+		awk '{ print $5 }' | sed -n "$((NODEMAP_ID_COUNT + 1)) p")
+	tmp_id=$(echo ${tmp_id%,*}) #e.g. "501,"->"501"
+	[ $tmp_id != $new_id ] && { error "new id_client $tmp_id != $new_id"; \
+		rc=$((rc + 1)); return $rc; }
+
+	#Delete above updated idmap
+	cmd="$LCTL nodemap_del_idmap --name $csum --idtype uid"
+	if ! do_facet mgs $cmd --idmap $new_id:$new_id; then
+		error "$cmd --idmap $new_id:$new_id failed"
+		rc=$((rc + 1))
+		return $rc
+	fi
+
+	#restore the idmaps to make delete_idmaps work well
+	cmd="$LCTL nodemap_add_idmap --name $csum --idtype uid"
+	if ! do_facet mgs $cmd --idmap $old_id_client:$old_id_fs; then
+		error "$cmd --idmap $old_id_client:$old_id_fs failed"
+		rc=$((rc + 1))
+		return $rc
+	fi
+
+	return $rc
 }
 
-turn_capability_on() {
-        local capa_timeout=${1:-"1800"}
+delete_idmaps() {
+	local i
+	local cmd="$LCTL nodemap_del_idmap"
+	local do_proj=true
+	local rc=0
+
+	(( $MDS1_VERSION >= $(version_code 2.14.52) )) || do_proj=false
 
-        # To turn on fid capability for the system,
-        # there is a requirement that fid capability
-        # is turned on on all MDS/OSS servers before
-        # client mount.
+	echo "Start to delete idmaps ..."
+	for ((i = 0; i < NODEMAP_COUNT; i++)); do
+		local j
 
-        umount $MOUNT || return 1
+		for ((j = $ID0; j < NODEMAP_MAX_ID; j++)); do
+			local csum=${HOSTNAME_CHECKSUM}_${i}
+			local client_id=$j
+			local fs_id=$((j + 1))
 
-        mds_capability_switch 3 || return 2
-        oss_capability_switch 1 || return 3
-        mds_capability_timeout $capa_timeout || return 4
+			if ! do_facet mgs $cmd --name $csum --idtype uid \
+			     --idmap $client_id:$fs_id; then
+				rc=$((rc + 1))
+			fi
+			if ! do_facet mgs $cmd --name $csum --idtype gid \
+			     --idmap $client_id:$fs_id; then
+				rc=$((rc + 1))
+			fi
+			if $do_proj; then
+				if ! do_facet mgs $cmd --name $csum \
+				     --idtype projid --idmap \
+				     $client_id:$fs_id; then
+					rc=$((rc + 1))
+				fi
+			fi
+		done
+	done
 
-        mount_client $MOUNT || return 5
-        return 0
+	return $rc
 }
 
-turn_capability_off() {
-        # to turn off fid capability, you can just do
-        # it in a live system. But, please turn off
-        # capability of all OSS servers before MDS servers.
+modify_flags() {
+	local i
+	local proc
+	local option
+	local cmd="$LCTL nodemap_modify"
+	local rc=0
+
+	proc[0]="admin_nodemap"
+	proc[1]="trusted_nodemap"
+	option[0]="admin"
+	option[1]="trusted"
 
-        oss_capability_switch 0 || return 1
-        mds_capability_switch 0 || return 2
-        return 0
+	for ((idx = 0; idx < 2; idx++)); do
+		if ! do_facet mgs $cmd --name $1 --property ${option[$idx]} \
+		     --value 1; then
+			rc=$((rc + 1))
+		fi
+
+		if ! do_facet mgs $cmd --name $1 --property ${option[$idx]} \
+		     --value 0; then
+			rc=$((rc + 1))
+		fi
+	done
+
+	return $rc
 }
 
-# We demonstrate that access to the objects in the filesystem are not
-# accessible without supplying secrets from the MDS by disabling a
-# proc variable on the mds so that it does not supply secrets. We then
-# try and access objects which result in failure.
-test_5() {
-        local file=$DIR/f5
+squash_id() {
+	[ "$MGS_VERSION" -lt $(version_code 2.5.53) ] &&
+		skip "No nodemap on $MGS_VERSION MGS < 2.5.53"
+
+	local cmd
 
-	[ -z "$MDT" ] && skip "do not support do_facet operations." && return
-	turn_capability_off
-	if [ $? != 0 ]; then
-		error "turn_capability_off"
+	cmd[0]="$LCTL nodemap_modify --property squash_uid"
+	cmd[1]="$LCTL nodemap_modify --property squash_gid"
+	cmd[2]="$LCTL nodemap_modify --property squash_projid"
+
+	if ! do_facet mgs ${cmd[$3]} --name $1 --value $2; then
 		return 1
 	fi
-	rm -f $file
+}
 
-        # Disable proc variable
-        mds_capability_switch 0
-	if [ $? != 0 ]; then
-		error "mds_capability_switch 0"
-		return 2
+# ensure that the squash defaults are the expected defaults
+squash_id default 99 0
+wait_nm_sync default squash_uid '' inactive
+squash_id default 99 1
+wait_nm_sync default squash_gid '' inactive
+if [ "$MDS1_VERSION" -ge $(version_code 2.14.50) ]; then
+	squash_id default 99 2
+	wait_nm_sync default squash_projid '' inactive
+fi
+
+test_nid() {
+	local cmd
+
+	cmd="$LCTL nodemap_test_nid"
+
+	nid=$(do_facet mgs $cmd $1)
+
+	if [ $nid == $2 ]; then
+		return 0
 	fi
-        oss_capability_switch 1
-	if [ $? != 0 ]; then
-		error "oss_capability_switch 1"
-		return 3
-	fi
-
-        # proc variable disabled -- access to the objects in the filesystem
-        # is not allowed 
-        echo "Should get Write error here : (proc variable are disabled "\
-	     "-- access to the objects in the filesystem is denied."
-	$WTL $file 30
-	if [ $? == 0 ]; then
-        	error "Write worked well even though secrets not supplied."
-		return 4
-        fi
-
-        turn_capability_on
-	if [ $? != 0 ]; then
-		error "turn_capability_on"
-		return 4
-	fi
-        sleep 5
-
-        # proc variable enabled, secrets supplied -- write should work now
-        echo "Should not fail here : (proc variable enabled, secrets supplied "\
-	     "-- write should work now)."
-	$WTL $file 30
-	if [ $? != 0 ]; then
-        	error "Write failed even though secrets supplied."
-		return 5
-        fi
-
-	turn_capability_off
-	if [ $? != 0 ]; then
-		error "turn_capability_off"
-		return 7
-	fi
-	rm -f $file
-}
-run_test 5 "capa secrets ========================="
-
-# Expiry: A test program is performing I/O on a file. It has credential
-# with an expiry half a minute later. While the program is running the
-# credentials expire and no automatic extensions or renewals are
-# enabled. The program will demonstrate an I/O failure.
-test_6() {
-        local file=$DIR/f6
-
-	[ -z "$MDT" ] && skip "do not support do_facet operations." && return
-	turn_capability_off
-	if [ $? != 0 ]; then
-		error "turn_capability_off"
+
+	return 1
+}
+
+cleanup_active() {
+	# restore activation state
+	do_facet mgs $LCTL nodemap_activate 0
+	wait_nm_sync active
+}
+
+test_idmap() {
+	local i
+	local cmd="$LCTL nodemap_test_id"
+	local rc=0
+
+	echo "Start to test idmaps ..."
+	## nodemap deactivated
+	if ! do_facet mgs $LCTL nodemap_activate 0; then
 		return 1
 	fi
-	rm -f $file
+	for ((id = $ID0; id < NODEMAP_MAX_ID; id++)); do
+		local j
 
-        turn_capability_on 30
-	if [ $? != 0 ]; then
-		error "turn_capability_on 30"
+		for ((j = 0; j < NODEMAP_RANGE_COUNT; j++)); do
+			local nid="$SUBNET_CHECKSUM.0.${j}.100@tcp"
+			local fs_id=$(do_facet mgs $cmd --nid $nid	\
+				      --idtype uid --id $id)
+			if [ $fs_id != $id ]; then
+				echo "expected $id, got $fs_id"
+				rc=$((rc + 1))
+			fi
+		done
+	done
+
+	## nodemap activated
+	if ! do_facet mgs $LCTL nodemap_activate 1; then
 		return 2
 	fi
-        # Token expiry
-	$WTL $file 60
-	if [ $? != 0 ]; then
-		error "$WTL $file 60"
-		return 3
-	fi
 
-	# Reset MDS capability timeout
-	mds_capability_timeout 30
-	if [ $? != 0 ]; then
-		error "mds_capability_timeout 30"
-		return 4
-	fi
-	$WTL $file 60 &
-	local PID=$!
-	sleep 5
+	for ((id = $ID0; id < NODEMAP_MAX_ID; id++)); do
+		for ((j = 0; j < NODEMAP_RANGE_COUNT; j++)); do
+			nid="$SUBNET_CHECKSUM.0.${j}.100@tcp"
+			fs_id=$(do_facet mgs $cmd --nid $nid	\
+				--idtype uid --id $id)
+			expected_id=$((id + 1))
+			if [ $fs_id != $expected_id ]; then
+				echo "expected $expected_id, got $fs_id"
+				rc=$((rc + 1))
+			fi
+		done
+	done
 
-        # To disable automatic renew, only need turn capa off on MDS.
-        mds_capability_switch 0
-	if [ $? != 0 ]; then
-		error "mds_capability_switch 0"
-		return 5
-	fi
+	## trust client ids
+	for ((i = 0; i < NODEMAP_COUNT; i++)); do
+		local csum=${HOSTNAME_CHECKSUM}_${i}
 
-	echo "We expect I/O failure."
-        wait $PID
-	if [ $? == 0 ]; then
-		echo "no I/O failure got."
-		return 6
-	fi
+		if ! do_facet mgs $LCTL nodemap_modify --name $csum \
+		     --property trusted --value 1; then
+			error "nodemap_modify $csum failed with $?"
+			return 3
+		fi
+	done
+
+	for ((id = $ID0; id < NODEMAP_MAX_ID; id++)); do
+		for ((j = 0; j < NODEMAP_RANGE_COUNT; j++)); do
+			nid="$SUBNET_CHECKSUM.0.${j}.100@tcp"
+			fs_id=$(do_facet mgs $cmd --nid $nid	\
+				--idtype uid --id $id)
+			if [ $fs_id != $id ]; then
+				echo "expected $id, got $fs_id"
+				rc=$((rc + 1))
+			fi
+		done
+	done
+
+	## ensure allow_root_access is enabled
+	for ((i = 0; i < NODEMAP_COUNT; i++)); do
+		local csum=${HOSTNAME_CHECKSUM}_${i}
+
+		if ! do_facet mgs $LCTL nodemap_modify --name $csum	\
+		     --property admin --value 1; then
+			error "nodemap_modify $csum failed with $?"
+			return 3
+		fi
+	done
+
+	## check that root allowed
+	for ((j = 0; j < NODEMAP_RANGE_COUNT; j++)); do
+		nid="$SUBNET_CHECKSUM.0.${j}.100@tcp"
+		fs_id=$(do_facet mgs $cmd --nid $nid --idtype uid --id 0)
+		if [ $fs_id != 0 ]; then
+			echo "root allowed expected 0, got $fs_id"
+			rc=$((rc + 1))
+		fi
+	done
+
+	## ensure allow_root_access is disabled
+	for ((i = 0; i < NODEMAP_COUNT; i++)); do
+		local csum=${HOSTNAME_CHECKSUM}_${i}
+
+		if ! do_facet mgs $LCTL nodemap_modify --name $csum	\
+				--property admin --value 0; then
+			error "nodemap_modify ${HOSTNAME_CHECKSUM}_${i} "
+				"failed with $rc"
+			return 3
+		fi
+	done
+
+	## check that root is mapped to 99
+	for ((j = 0; j < NODEMAP_RANGE_COUNT; j++)); do
+		nid="$SUBNET_CHECKSUM.0.${j}.100@tcp"
+		fs_id=$(do_facet mgs $cmd --nid $nid --idtype uid --id 0)
+		if [ $fs_id != 99 ]; then
+			error "root squash expected 99, got $fs_id"
+			rc=$((rc + 1))
+		fi
+	done
+
+	## reset client trust to 0
+	for ((i = 0; i < NODEMAP_COUNT; i++)); do
+		if ! do_facet mgs $LCTL nodemap_modify		\
+			--name ${HOSTNAME_CHECKSUM}_${i}	\
+			--property trusted --value 0; then
+			error "nodemap_modify ${HOSTNAME_CHECKSUM}_${i} "
+				"failed with $rc"
+			return 3
+		fi
+	done
+
+	return $rc
+}
+
+test_7() {
+	local rc
+
+	remote_mgs_nodsh && skip "remote MGS with nodsh"
+	[ "$MGS_VERSION" -lt $(version_code 2.5.53) ] &&
+		skip "No nodemap on $MGS_VERSION MGS < 2.5.53"
+
+	create_nodemaps
+	rc=$?
+	[[ $rc != 0 ]] && error "nodemap_add failed with $rc"
+
+	delete_nodemaps
+	rc=$?
+	[[ $rc != 0 ]] && error "nodemap_del failed with $rc"
+
+	return 0
+}
+run_test 7 "nodemap create and delete"
+
+test_8() {
+	local rc
+
+	remote_mgs_nodsh && skip "remote MGS with nodsh"
+	[ "$MGS_VERSION" -lt $(version_code 2.5.53) ] &&
+		skip "No nodemap on $MGS_VERSION MGS < 2.5.53"
+
+	# Set up nodemaps
+
+	create_nodemaps
+	rc=$?
+	[[ $rc != 0 ]] && error "nodemap_add failed with $rc" && return 1
+
+	# Try duplicates
+
+	create_nodemaps
+	rc=$?
+	[[ $rc == 0 ]] && error "duplicate nodemap_add allowed with $rc" &&
+	return 2
+
+	# Clean up
+	delete_nodemaps
+	rc=$?
+	[[ $rc != 0 ]] && error "nodemap_del failed with $rc" && return 3
+
+	return 0
+}
+run_test 8 "nodemap reject duplicates"
+
+test_9() {
+	local i
+	local rc
+
+	remote_mgs_nodsh && skip "remote MGS with nodsh"
+	[ "$MGS_VERSION" -lt $(version_code 2.5.53) ] &&
+		skip "No nodemap on $MGS_VERSION MGS < 2.5.53"
+
+	rc=0
+	create_nodemaps
+	rc=$?
+	[[ $rc != 0 ]] && error "nodemap_add failed with $rc" && return 1
+
+	rc=0
+	for ((i = 0; i < NODEMAP_COUNT; i++)); do
+		if ! add_range ${HOSTNAME_CHECKSUM}_${i} $i; then
+			rc=$((rc + 1))
+		fi
+	done
+	[[ $rc != 0 ]] && error "nodemap_add_range failed with $rc" && return 2
+
+	rc=0
+	for ((i = 0; i < NODEMAP_COUNT; i++)); do
+		if ! delete_range ${HOSTNAME_CHECKSUM}_${i} $i; then
+			rc=$((rc + 1))
+		fi
+	done
+	[[ $rc != 0 ]] && error "nodemap_del_range failed with $rc" && return 4
+
+	rc=0
+	delete_nodemaps
+	rc=$?
+	[[ $rc != 0 ]] && error "nodemap_del failed with $rc" && return 4
+
+	return 0
+}
+run_test 9 "nodemap range add"
+
+test_10a() {
+	local rc
+
+	remote_mgs_nodsh && skip "remote MGS with nodsh"
+	[ "$MGS_VERSION" -lt $(version_code 2.5.53) ] &&
+		skip "No nodemap on $MGS_VERSION MGS < 2.5.53"
+
+	rc=0
+	create_nodemaps
+	rc=$?
+	[[ $rc != 0 ]] && error "nodemap_add failed with $rc" && return 1
+
+	rc=0
+	for ((i = 0; i < NODEMAP_COUNT; i++)); do
+		if ! add_range ${HOSTNAME_CHECKSUM}_${i} $i; then
+			rc=$((rc + 1))
+		fi
+	done
+	[[ $rc != 0 ]] && error "nodemap_add_range failed with $rc" && return 2
+
+	rc=0
+	for ((i = 0; i < NODEMAP_COUNT; i++)); do
+		if ! add_range ${HOSTNAME_CHECKSUM}_${i} $i; then
+			rc=$((rc + 1))
+		fi
+	done
+	[[ $rc == 0 ]] && error "nodemap_add_range duplicate add with $rc" &&
+		return 2
+
+
+	rc=0
+	for ((i = 0; i < NODEMAP_COUNT; i++)); do
+		if ! delete_range ${HOSTNAME_CHECKSUM}_${i} $i; then
+			rc=$((rc + 1))
+		fi
+	done
+	[[ $rc != 0 ]] && error "nodemap_del_range failed with $rc" && return 4
+
+	delete_nodemaps
+	rc=$?
+	[[ $rc != 0 ]] && error "nodemap_del failed with $rc" && return 5
+
+	return 0
+}
+run_test 10a "nodemap reject duplicate ranges"
+
+test_10b() {
+	[ "$MGS_VERSION" -lt $(version_code 2.10.53) ] &&
+		skip "Need MGS >= 2.10.53"
+
+	local nm1="nodemap1"
+	local nm2="nodemap2"
+	local nids="192.168.19.[0-255]@o2ib20"
+
+	do_facet mgs $LCTL nodemap_del $nm1 2>/dev/null
+	do_facet mgs $LCTL nodemap_del $nm2 2>/dev/null
+
+	do_facet mgs $LCTL nodemap_add $nm1 || error "Add $nm1 failed"
+	do_facet mgs $LCTL nodemap_add $nm2 || error "Add $nm2 failed"
+	do_facet mgs $LCTL nodemap_add_range --name $nm1 --range $nids ||
+		error "Add range $nids to $nm1 failed"
+	[ -n "$(do_facet mgs $LCTL get_param nodemap.$nm1.* |
+		grep start_nid)" ] || error "No range was found"
+	do_facet mgs $LCTL nodemap_del_range --name $nm2 --range $nids &&
+		error "Deleting range $nids from $nm2 should fail"
+	[ -n "$(do_facet mgs $LCTL get_param nodemap.$nm1.* |
+		grep start_nid)" ] || error "Range $nids should be there"
+
+	do_facet mgs $LCTL nodemap_del $nm1 || error "Delete $nm1 failed"
+	do_facet mgs $LCTL nodemap_del $nm2 || error "Delete $nm2 failed"
+	return 0
+}
+run_test 10b "delete range from the correct nodemap"
+
+test_10c() { #LU-8912
+	[ "$MGS_VERSION" -lt $(version_code 2.10.57) ] &&
+		skip "Need MGS >= 2.10.57"
+
+	local nm="nodemap_lu8912"
+	local nid_range="10.210.[32-47].[0-255]@o2ib3"
+	local start_nid="10.210.32.0@o2ib3"
+	local end_nid="10.210.47.255@o2ib3"
+	local start_nid_found
+	local end_nid_found
+
+	do_facet mgs $LCTL nodemap_del $nm 2>/dev/null
+	do_facet mgs $LCTL nodemap_add $nm || error "Add $nm failed"
+	do_facet mgs $LCTL nodemap_add_range --name $nm --range $nid_range ||
+		error "Add range $nid_range to $nm failed"
+
+	start_nid_found=$(do_facet mgs $LCTL get_param nodemap.$nm.* |
+		awk -F '[,: ]' /start_nid/'{ print $9 }')
+	[ "$start_nid" == "$start_nid_found" ] ||
+		error "start_nid: $start_nid_found != $start_nid"
+	end_nid_found=$(do_facet mgs $LCTL get_param nodemap.$nm.* |
+		awk -F '[,: ]' /end_nid/'{ print $13 }')
+	[ "$end_nid" == "$end_nid_found" ] ||
+		error "end_nid: $end_nid_found != $end_nid"
+
+	do_facet mgs $LCTL nodemap_del $nm || error "Delete $nm failed"
+	return 0
+}
+run_test 10c "verfify contiguous range support"
+
+test_10d() { #LU-8913
+	[ "$MGS_VERSION" -lt $(version_code 2.10.59) ] &&
+		skip "Need MGS >= 2.10.59"
+
+	local nm="nodemap_lu8913"
+	local nid_range="*@o2ib3"
+	local start_nid="0.0.0.0@o2ib3"
+	local end_nid="255.255.255.255@o2ib3"
+	local start_nid_found
+	local end_nid_found
+
+	do_facet mgs $LCTL nodemap_del $nm 2>/dev/null
+	do_facet mgs $LCTL nodemap_add $nm || error "Add $nm failed"
+	do_facet mgs $LCTL nodemap_add_range --name $nm --range $nid_range ||
+		error "Add range $nid_range to $nm failed"
+
+	start_nid_found=$(do_facet mgs $LCTL get_param nodemap.$nm.* |
+		awk -F '[,: ]' /start_nid/'{ print $9 }')
+	[ "$start_nid" == "$start_nid_found" ] ||
+		error "start_nid: $start_nid_found != $start_nid"
+	end_nid_found=$(do_facet mgs $LCTL get_param nodemap.$nm.* |
+		awk -F '[,: ]' /end_nid/'{ print $13 }')
+	[ "$end_nid" == "$end_nid_found" ] ||
+		error "end_nid: $end_nid_found != $end_nid"
+
+	do_facet mgs $LCTL nodemap_del $nm || error "Delete $nm failed"
+	return 0
+}
+run_test 10d "verfify nodemap range format '*@<net>' support"
+
+test_11() {
+	local rc
+
+	remote_mgs_nodsh && skip "remote MGS with nodsh"
+	[ "$MGS_VERSION" -lt $(version_code 2.5.53) ] &&
+		skip "No nodemap on $MGS_VERSION MGS < 2.5.53"
+
+	rc=0
+	create_nodemaps
+	rc=$?
+	[[ $rc != 0 ]] && error "nodemap_add failed with $rc" && return 1
+
+	rc=0
+	for ((i = 0; i < NODEMAP_COUNT; i++)); do
+		if ! modify_flags ${HOSTNAME_CHECKSUM}_${i}; then
+			rc=$((rc + 1))
+		fi
+	done
+	[[ $rc != 0 ]] && error "nodemap_modify with $rc" && return 2
+
+	rc=0
+	delete_nodemaps
+	rc=$?
+	[[ $rc != 0 ]] && error "nodemap_del failed with $rc" && return 3
+
+	return 0
+}
+run_test 11 "nodemap modify"
+
+test_12() {
+	local rc
+
+	remote_mgs_nodsh && skip "remote MGS with nodsh"
+	[ "$MGS_VERSION" -lt $(version_code 2.5.53) ] &&
+		skip "No nodemap on $MGS_VERSION MGS < 2.5.53"
+
+	rc=0
+	create_nodemaps
+	rc=$?
+	[[ $rc != 0 ]] && error "nodemap_add failed with $rc" && return 1
+
+	rc=0
+	for ((i = 0; i < NODEMAP_COUNT; i++)); do
+		if ! squash_id ${HOSTNAME_CHECKSUM}_${i} 88 0; then
+			rc=$((rc + 1))
+		fi
+	done
+	[[ $rc != 0 ]] && error "nodemap squash_uid with $rc" && return 2
 
-	turn_capability_off
-	if [ $? != 0 ]; then
-		error "turn_capability_off"
-		return 7
+	rc=0
+	for ((i = 0; i < NODEMAP_COUNT; i++)); do
+		if ! squash_id ${HOSTNAME_CHECKSUM}_${i} 88 1; then
+			rc=$((rc + 1))
+		fi
+	done
+	[[ $rc != 0 ]] && error "nodemap squash_gid with $rc" && return 3
+
+	rc=0
+	if (( $MDS1_VERSION >= $(version_code 2.14.52) )); then
+		for ((i = 0; i < NODEMAP_COUNT; i++)); do
+			if ! squash_id ${HOSTNAME_CHECKSUM}_${i} 88 2; then
+				rc=$((rc + 1))
+			fi
+		done
 	fi
-	rm -f $file
+	[[ $rc != 0 ]] && error "nodemap squash_projid with $rc" && return 5
+
+	rc=0
+	delete_nodemaps
+	rc=$?
+	[[ $rc != 0 ]] && error "nodemap_del failed with $rc" && return 4
+
+	return 0
 }
-run_test 6 "capa expiry ========================="
+run_test 12 "nodemap set squash ids"
 
-log "cleanup: ======================================================"
+test_13() {
+	local rc
 
-sec_unsetup() {
-       	for num in `seq $MDSCOUNT`; do
-		if [ "${identity_old[$num]}" = 1 ]; then
-       			switch_identity $num false || identity_old[$num]=$?
+	remote_mgs_nodsh && skip "remote MGS with nodsh"
+	[ "$MGS_VERSION" -lt $(version_code 2.5.53) ] &&
+		skip "No nodemap on $MGS_VERSION MGS < 2.5.53"
+
+	rc=0
+	create_nodemaps
+	rc=$?
+	[[ $rc != 0 ]] && error "nodemap_add failed with $rc" && return 1
+
+	rc=0
+	for ((i = 0; i < NODEMAP_COUNT; i++)); do
+		if ! add_range ${HOSTNAME_CHECKSUM}_${i} $i; then
+			rc=$((rc + 1))
 		fi
-       	done
+	done
+	[[ $rc != 0 ]] && error "nodemap_add_range failed with $rc" && return 2
+
+	rc=0
+	for ((i = 0; i < NODEMAP_COUNT; i++)); do
+		for ((j = 0; j < NODEMAP_RANGE_COUNT; j++)); do
+			for k in $NODEMAP_IPADDR_LIST; do
+				if ! test_nid $SUBNET_CHECKSUM.$i.$j.$k	\
+				       ${HOSTNAME_CHECKSUM}_${i}; then
+					rc=$((rc + 1))
+				fi
+			done
+		done
+	done
+	[[ $rc != 0 ]] && error "nodemap_test_nid failed with $rc" && return 3
+
+	rc=0
+	delete_nodemaps
+	rc=$?
+	[[ $rc != 0 ]] && error "nodemap_del failed with $rc" && return 4
 
-	$RUNAS -u $ID0 ls $DIR
-	$RUNAS -u $ID1 ls $DIR
+	return 0
 }
-sec_unsetup
+run_test 13 "test nids"
+
+test_14() {
+	local rc
 
-sec_cleanup() {
-	if [ "$I_MOUNTED" = "yes" ]; then
-		cleanupall -f || error "sec_cleanup"
+	remote_mgs_nodsh && skip "remote MGS with nodsh"
+	[ "$MGS_VERSION" -lt $(version_code 2.5.53) ] &&
+		skip "No nodemap on $MGS_VERSION MGS < 2.5.53"
+
+	rc=0
+	create_nodemaps
+	rc=$?
+	[[ $rc != 0 ]] && error "nodemap_add failed with $rc" && return 1
+
+	rc=0
+	for ((i = 0; i < NODEMAP_COUNT; i++)); do
+		for ((j = 0; j < NODEMAP_RANGE_COUNT; j++)); do
+			for k in $NODEMAP_IPADDR_LIST; do
+				if ! test_nid $SUBNET_CHECKSUM.$i.$j.$k \
+					default; then
+					rc=$((rc + 1))
+				fi
+			done
+		done
+	done
+	[[ $rc != 0 ]] && error "nodemap_test_nid failed with $rc" && return 3
+
+	rc=0
+	delete_nodemaps
+	rc=$?
+	[[ $rc != 0 ]] && error "nodemap_del failed with $rc" && return 4
+
+	return 0
+}
+run_test 14 "test default nodemap nid lookup"
+
+test_15() {
+	local rc
+
+	remote_mgs_nodsh && skip "remote MGS with nodsh"
+	[ "$MGS_VERSION" -lt $(version_code 2.5.53) ] &&
+		skip "No nodemap on $MGS_VERSION MGS < 2.5.53"
+
+	rc=0
+	create_nodemaps
+	rc=$?
+	[[ $rc != 0 ]] && error "nodemap_add failed with $rc" && return 1
+
+	for (( i = 0; i < NODEMAP_COUNT; i++ )); do
+		local csum=${HOSTNAME_CHECKSUM}_${i}
+
+		if ! do_facet mgs $LCTL nodemap_modify --name $csum \
+				--property admin --value 0; then
+			rc=$((rc + 1))
+		fi
+		if ! do_facet mgs $LCTL nodemap_modify --name $csum \
+				--property trusted --value 0; then
+			rc=$((rc + 1))
+		fi
+	done
+	[[ $rc != 0 ]] && error "nodemap_modify failed with $rc" && return 1
+
+	rc=0
+	for ((i = 0; i < NODEMAP_COUNT; i++)); do
+		if ! add_range ${HOSTNAME_CHECKSUM}_${i} $i; then
+			rc=$((rc + 1))
+		fi
+	done
+	[[ $rc != 0 ]] && error "nodemap_add_range failed with $rc" && return 2
+
+	rc=0
+	add_idmaps
+	rc=$?
+	[[ $rc != 0 ]] && error "nodemap_add_idmap failed with $rc" && return 3
+
+	activedefault=$(do_facet mgs $LCTL get_param -n nodemap.active)
+	if [[ "$activedefault" != "1" ]]; then
+		stack_trap cleanup_active EXIT
 	fi
+
+	rc=0
+	test_idmap
+	rc=$?
+	[[ $rc != 0 ]] && error "nodemap_test_id failed with $rc" && return 4
+
+	rc=0
+	update_idmaps
+	rc=$?
+	[[ $rc != 0 ]] && error "update_idmaps failed with $rc" && return 5
+
+	rc=0
+	delete_idmaps
+	rc=$?
+	[[ $rc != 0 ]] && error "nodemap_del_idmap failed with $rc" && return 6
+
+	rc=0
+	delete_nodemaps
+	rc=$?
+	[[ $rc != 0 ]] && error "nodemap_delete failed with $rc" && return 7
+
+	return 0
+}
+run_test 15 "test id mapping"
+
+create_fops_nodemaps() {
+	local i=0
+	local client
+	for client in $clients; do
+		local client_ip=$(host_nids_address $client $NETTYPE)
+		local client_nid=$(h2nettype $client_ip)
+		do_facet mgs $LCTL nodemap_add c${i} || return 1
+		do_facet mgs $LCTL nodemap_add_range 	\
+			--name c${i} --range $client_nid || return 1
+		for map in ${FOPS_IDMAPS[i]}; do
+			do_facet mgs $LCTL nodemap_add_idmap --name c${i} \
+				--idtype uid --idmap ${map} || return 1
+			do_facet mgs $LCTL nodemap_add_idmap --name c${i} \
+				--idtype gid --idmap ${map} || return 1
+		done
+
+		wait_nm_sync c$i idmap
+
+		i=$((i + 1))
+	done
+	return 0
+}
+
+delete_fops_nodemaps() {
+	local i=0
+	local client
+	for client in $clients; do
+		do_facet mgs $LCTL nodemap_del c${i} || return 1
+		i=$((i + 1))
+	done
+	return 0
 }
-sec_cleanup
 
-echo '=========================== finished ==============================='
-[ -f "$SANITYSECLOG" ] && \
-	cat $SANITYSECLOG && grep -q FAIL $SANITYSECLOG && exit 1 || true
-echo "$0 completed"
+fops_mds_index=0
+nm_test_mkdir() {
+	if [ $MDSCOUNT -le 1 ]; then
+		do_node ${clients_arr[0]} mkdir -p $DIR/$tdir
+	else
+		# round-robin MDTs to test DNE nodemap support
+		[ ! -d $DIR ] && do_node ${clients_arr[0]} mkdir -p $DIR
+		do_node ${clients_arr[0]} $LFS setdirstripe -c 1 -i \
+			$((fops_mds_index % MDSCOUNT)) $DIR/$tdir
+		((fops_mds_index++))
+	fi
+}
+
+# acl test directory needs to be initialized on a privileged client
+fops_test_setup() {
+	local admin=$(do_facet mgs $LCTL get_param -n nodemap.c0.admin_nodemap)
+	local trust=$(do_facet mgs $LCTL get_param -n \
+		nodemap.c0.trusted_nodemap)
+
+	do_facet mgs $LCTL nodemap_modify --name c0 --property admin --value 1
+	do_facet mgs $LCTL nodemap_modify --name c0 --property trusted --value 1
+
+	wait_nm_sync c0 admin_nodemap
+	wait_nm_sync c0 trusted_nodemap
+
+	do_node ${clients_arr[0]} rm -rf $DIR/$tdir
+	nm_test_mkdir
+	do_node ${clients_arr[0]} chown $user $DIR/$tdir
+
+	do_facet mgs $LCTL nodemap_modify --name c0 \
+		--property admin --value $admin
+	do_facet mgs $LCTL nodemap_modify --name c0 \
+		--property trusted --value $trust
+
+	# flush MDT locks to make sure they are reacquired before test
+	do_node ${clients_arr[0]} $LCTL set_param \
+		ldlm.namespaces.$FSNAME-MDT*.lru_size=clear
+
+	wait_nm_sync c0 admin_nodemap
+	wait_nm_sync c0 trusted_nodemap
+}
+
+# fileset test directory needs to be initialized on a privileged client
+fileset_test_setup() {
+	local nm=$1
+
+	if [ -n "$FILESET" -a -z "$SKIP_FILESET" ]; then
+		cleanup_mount $MOUNT
+		FILESET="" zconf_mount_clients $CLIENTS $MOUNT
+	fi
+
+	local admin=$(do_facet mgs $LCTL get_param -n \
+		nodemap.${nm}.admin_nodemap)
+	local trust=$(do_facet mgs $LCTL get_param -n \
+		nodemap.${nm}.trusted_nodemap)
+
+	do_facet mgs $LCTL nodemap_modify --name $nm --property admin --value 1
+	do_facet mgs $LCTL nodemap_modify --name $nm --property trusted \
+		--value 1
+
+	wait_nm_sync $nm admin_nodemap
+	wait_nm_sync $nm trusted_nodemap
+
+	# create directory and populate it for subdir mount
+	do_node ${clients_arr[0]} mkdir $MOUNT/$subdir ||
+		error "unable to create dir $MOUNT/$subdir"
+	do_node ${clients_arr[0]} touch $MOUNT/$subdir/this_is_$subdir ||
+		error "unable to create file $MOUNT/$subdir/this_is_$subdir"
+	do_node ${clients_arr[0]} mkdir $MOUNT/$subdir/$subsubdir ||
+		error "unable to create dir $MOUNT/$subdir/$subsubdir"
+	do_node ${clients_arr[0]} touch \
+			$MOUNT/$subdir/$subsubdir/this_is_$subsubdir ||
+		error "unable to create file \
+			$MOUNT/$subdir/$subsubdir/this_is_$subsubdir"
+
+	do_facet mgs $LCTL nodemap_modify --name $nm \
+		--property admin --value $admin
+	do_facet mgs $LCTL nodemap_modify --name $nm \
+		--property trusted --value $trust
+
+	# flush MDT locks to make sure they are reacquired before test
+	do_node ${clients_arr[0]} $LCTL set_param \
+		ldlm.namespaces.$FSNAME-MDT*.lru_size=clear
+
+	wait_nm_sync $nm admin_nodemap
+	wait_nm_sync $nm trusted_nodemap
+}
+
+# fileset test directory needs to be initialized on a privileged client
+fileset_test_cleanup() {
+	local nm=$1
+	local admin=$(do_facet mgs $LCTL get_param -n \
+		nodemap.${nm}.admin_nodemap)
+	local trust=$(do_facet mgs $LCTL get_param -n \
+		nodemap.${nm}.trusted_nodemap)
+
+	do_facet mgs $LCTL nodemap_modify --name $nm --property admin --value 1
+	do_facet mgs $LCTL nodemap_modify --name $nm --property trusted \
+		--value 1
+
+	wait_nm_sync $nm admin_nodemap
+	wait_nm_sync $nm trusted_nodemap
+
+	# cleanup directory created for subdir mount
+	do_node ${clients_arr[0]} rm -rf $MOUNT/$subdir ||
+		error "unable to remove dir $MOUNT/$subdir"
+
+	do_facet mgs $LCTL nodemap_modify --name $nm \
+		--property admin --value $admin
+	do_facet mgs $LCTL nodemap_modify --name $nm \
+		--property trusted --value $trust
+
+	# flush MDT locks to make sure they are reacquired before test
+	do_node ${clients_arr[0]} $LCTL set_param \
+		ldlm.namespaces.$FSNAME-MDT*.lru_size=clear
+
+	wait_nm_sync $nm admin_nodemap
+	wait_nm_sync $nm trusted_nodemap
+	if [ -n "$FILESET" -a -z "$SKIP_FILESET" ]; then
+		cleanup_mount $MOUNT
+		zconf_mount_clients $CLIENTS $MOUNT
+	fi
+}
+
+do_create_delete() {
+	local run_u=$1
+	local key=$2
+	local testfile=$DIR/$tdir/$tfile
+	local rc=0
+	local c=0 d=0
+	local qused_new
+	if $run_u touch $testfile >& /dev/null; then
+		c=1
+		$run_u rm $testfile && d=1
+	fi >& /dev/null
+
+	local res="$c $d"
+	local expected=$(get_cr_del_expected $key)
+	[ "$res" != "$expected" ] &&
+		error "test $key, wanted $expected, got $res" && rc=$((rc + 1))
+	return $rc
+}
+
+nodemap_check_quota() {
+	local run_u="$1"
+	$run_u lfs quota -q $DIR | awk '{ print $2; exit; }'
+}
+
+do_fops_quota_test() {
+	local run_u=$1
+	# fuzz quota used to account for possible indirect blocks, etc
+	local quota_fuzz=$(fs_log_size)
+	local qused_orig=$(nodemap_check_quota "$run_u")
+	local qused_high=$((qused_orig + quota_fuzz))
+	local qused_low=$((qused_orig - quota_fuzz))
+	local testfile=$DIR/$tdir/$tfile
+	$run_u dd if=/dev/zero of=$testfile oflag=sync bs=1M count=1 \
+		>& /dev/null || error "unable to write quota test file"
+	sync; sync_all_data || true
+
+	local qused_new=$(nodemap_check_quota "$run_u")
+	[ $((qused_new)) -lt $((qused_low + 1024)) -o \
+	  $((qused_new)) -gt $((qused_high + 1024)) ] &&
+		error "$qused_new != $qused_orig + 1M after write, " \
+		      "fuzz is $quota_fuzz"
+	$run_u rm $testfile || error "unable to remove quota test file"
+	wait_delete_completed_mds
+
+	qused_new=$(nodemap_check_quota "$run_u")
+	[ $((qused_new)) -lt $((qused_low)) \
+		-o $((qused_new)) -gt $((qused_high)) ] &&
+		error "quota not reclaimed, expect $qused_orig, " \
+		      "got $qused_new, fuzz $quota_fuzz"
+}
+
+get_fops_mapped_user() {
+	local cli_user=$1
+
+	for ((i=0; i < ${#FOPS_IDMAPS[@]}; i++)); do
+		for map in ${FOPS_IDMAPS[i]}; do
+			if [ $(cut -d: -f1 <<< "$map") == $cli_user ]; then
+				cut -d: -f2 <<< "$map"
+				return
+			fi
+		done
+	done
+	echo -1
+}
+
+get_cr_del_expected() {
+	local -a key
+	IFS=":" read -a key <<< "$1"
+	local mapmode="${key[0]}"
+	local mds_user="${key[1]}"
+	local cluster="${key[2]}"
+	local cli_user="${key[3]}"
+	local mode="0${key[4]}"
+	local SUCCESS="1 1"
+	local FAILURE="0 0"
+	local noadmin=0
+	local mapped=0
+	local other=0
+
+	[[ $mapmode == *mapped* ]] && mapped=1
+	# only c1 is mapped in these test cases
+	[[ $mapmode == mapped_trusted* ]] && [ "$cluster" == "c0" ] && mapped=0
+	[[ $mapmode == *noadmin* ]] && noadmin=1
+
+	# o+wx works as long as the user isn't mapped
+	if [ $((mode & 3)) -eq 3 ]; then
+		other=1
+	fi
+
+	# if client user is root, check if root is squashed
+	if [ "$cli_user" == "0" ]; then
+		# squash root succeed, if other bit is on
+		case $noadmin in
+			0) echo $SUCCESS;;
+			1) [ "$other" == "1" ] && echo $SUCCESS
+			   [ "$other" == "0" ] && echo $FAILURE;;
+		esac
+		return
+	fi
+	if [ "$mapped" == "0" ]; then
+		[ "$other" == "1" ] && echo $SUCCESS
+		[ "$other" == "0" ] && echo $FAILURE
+		return
+	fi
+
+	# if mapped user is mds user, check for u+wx
+	mapped_user=$(get_fops_mapped_user $cli_user)
+	[ "$mapped_user" == "-1" ] &&
+		error "unable to find mapping for client user $cli_user"
+
+	if [ "$mapped_user" == "$mds_user" -a \
+	     $(((mode & 0300) == 0300)) -eq 1 ]; then
+		echo $SUCCESS
+		return
+	fi
+	if [ "$mapped_user" != "$mds_user" -a "$other" == "1" ]; then
+		echo $SUCCESS
+		return
+	fi
+	echo $FAILURE
+}
+
+test_fops_admin_cli_i=""
+test_fops_chmod_dir() {
+	local current_cli_i=$1
+	local perm_bits=$2
+	local dir_to_chmod=$3
+	local new_admin_cli_i=""
+
+	# do we need to set up a new admin client?
+	[ "$current_cli_i" == "0" ] && [ "$test_fops_admin_cli_i" != "1" ] &&
+		new_admin_cli_i=1
+	[ "$current_cli_i" != "0" ] && [ "$test_fops_admin_cli_i" != "0" ] &&
+		new_admin_cli_i=0
+
+	# if only one client, and non-admin, need to flip admin everytime
+	if [ "$num_clients" == "1" ]; then
+		test_fops_admin_client=$clients
+		test_fops_admin_val=$(do_facet mgs $LCTL get_param -n \
+			nodemap.c0.admin_nodemap)
+		if [ "$test_fops_admin_val" != "1" ]; then
+			do_facet mgs $LCTL nodemap_modify \
+				--name c0 \
+				--property admin \
+				--value 1
+			wait_nm_sync c0 admin_nodemap
+		fi
+	elif [ "$new_admin_cli_i" != "" ]; then
+		# restore admin val to old admin client
+		if [ "$test_fops_admin_cli_i" != "" ] &&
+				[ "$test_fops_admin_val" != "1" ]; then
+			do_facet mgs $LCTL nodemap_modify \
+				--name c${test_fops_admin_cli_i} \
+				--property admin \
+				--value $test_fops_admin_val
+			wait_nm_sync c${test_fops_admin_cli_i} admin_nodemap
+		fi
+
+		test_fops_admin_cli_i=$new_admin_cli_i
+		test_fops_admin_client=${clients_arr[$new_admin_cli_i]}
+		test_fops_admin_val=$(do_facet mgs $LCTL get_param -n \
+			nodemap.c${new_admin_cli_i}.admin_nodemap)
+
+		if [ "$test_fops_admin_val" != "1" ]; then
+			do_facet mgs $LCTL nodemap_modify \
+				--name c${new_admin_cli_i} \
+				--property admin \
+				--value 1
+			wait_nm_sync c${new_admin_cli_i} admin_nodemap
+		fi
+	fi
+
+	do_node $test_fops_admin_client chmod $perm_bits $DIR/$tdir || return 1
+
+	# remove admin for single client if originally non-admin
+	if [ "$num_clients" == "1" ] && [ "$test_fops_admin_val" != "1" ]; then
+		do_facet mgs $LCTL nodemap_modify --name c0 --property admin \
+			--value 0
+		wait_nm_sync c0 admin_nodemap
+	fi
+
+	return 0
+}
+
+test_fops() {
+	local mapmode="$1"
+	local single_client="$2"
+	local client_user_list=([0]="0 $((IDBASE+3))"
+				[1]="0 $((IDBASE+5))")
+	local mds_users="-1 0"
+	local mds_i
+	local rc=0
+	local perm_bit_list="3 $((0300))"
+	# SLOW tests 000-007, 010-070, 100-700 (octal modes)
+	if [ "$SLOW" == "yes" ]; then
+		perm_bit_list="0 $(seq 1 7) $(seq 8 8 63) $(seq 64 64 511) \
+			       $((0303))"
+		client_user_list=([0]="0 $((IDBASE+3)) $((IDBASE+4))"
+				  [1]="0 $((IDBASE+5)) $((IDBASE+6))")
+		mds_users="-1 0 1 2"
+	fi
+
+	# force single_client to speed up test
+	[ "$SLOW" == "yes" ] ||
+		single_client=1
+	# step through mds users. -1 means root
+	for mds_i in $mds_users; do
+		local user=$((mds_i + IDBASE))
+		local client
+		local x
+
+		[ "$mds_i" == "-1" ] && user=0
+
+		echo mkdir -p $DIR/$tdir
+		fops_test_setup
+		local cli_i=0
+		for client in $clients; do
+			local u
+			for u in ${client_user_list[$cli_i]}; do
+				local run_u="do_node $client \
+					     $RUNAS_CMD -u$u -g$u -G$u"
+				for perm_bits in $perm_bit_list; do
+					local mode=$(printf %03o $perm_bits)
+					local key
+					key="$mapmode:$user:c$cli_i:$u:$mode"
+					test_fops_chmod_dir $cli_i $mode \
+						$DIR/$tdir ||
+							error cannot chmod $key
+					do_create_delete "$run_u" "$key"
+				done
+
+				# check quota
+				test_fops_chmod_dir $cli_i 777 $DIR/$tdir ||
+					error cannot chmod $key
+				do_fops_quota_test "$run_u"
+			done
+
+			cli_i=$((cli_i + 1))
+			[ "$single_client" == "1" ] && break
+		done
+		rm -rf $DIR/$tdir
+	done
+	return $rc
+}
+
+nodemap_version_check () {
+	remote_mgs_nodsh && skip "remote MGS with nodsh" && return 1
+	[ "$MGS_VERSION" -lt $(version_code 2.5.53) ] &&
+		skip "No nodemap on $MGS_VERSION MGS < 2.5.53" &&
+		return 1
+	return 0
+}
+
+nodemap_test_setup() {
+	local rc
+	local active_nodemap=1
+
+	[ "$1" == "0" ] && active_nodemap=0
+
+	do_nodes $(comma_list $(all_mdts_nodes)) \
+		$LCTL set_param mdt.*.identity_upcall=NONE
+
+	rc=0
+	create_fops_nodemaps
+	rc=$?
+	[[ $rc != 0 ]] && error "adding fops nodemaps failed $rc"
+
+	do_facet mgs $LCTL nodemap_activate $active_nodemap
+	wait_nm_sync active
+
+	do_facet mgs $LCTL nodemap_modify --name default \
+		--property admin --value 1
+	wait_nm_sync default admin_nodemap
+	do_facet mgs $LCTL nodemap_modify --name default \
+		--property trusted --value 1
+	wait_nm_sync default trusted_nodemap
+}
+
+nodemap_test_cleanup() {
+	trap 0
+	delete_fops_nodemaps
+	rc=$?
+	[[ $rc != 0 ]] && error "removing fops nodemaps failed $rc"
+
+	do_facet mgs $LCTL nodemap_modify --name default \
+		 --property admin --value 0
+	wait_nm_sync default admin_nodemap
+	do_facet mgs $LCTL nodemap_modify --name default \
+		 --property trusted --value 0
+	wait_nm_sync default trusted_nodemap
+
+	do_facet mgs $LCTL nodemap_activate 0
+	wait_nm_sync active 0
+
+	export SK_UNIQUE_NM=false
+	return 0
+}
+
+nodemap_clients_admin_trusted() {
+	local admin=$1
+	local tr=$2
+	local i=0
+	for client in $clients; do
+		do_facet mgs $LCTL nodemap_modify --name c0 \
+			--property admin --value $admin
+		do_facet mgs $LCTL nodemap_modify --name c0 \
+			--property trusted --value $tr
+		i=$((i + 1))
+	done
+	wait_nm_sync c$((i - 1)) admin_nodemap
+	wait_nm_sync c$((i - 1)) trusted_nodemap
+}
+
+test_16() {
+	nodemap_version_check || return 0
+	nodemap_test_setup 0
+
+	trap nodemap_test_cleanup EXIT
+	test_fops all_off
+	nodemap_test_cleanup
+}
+run_test 16 "test nodemap all_off fileops"
+
+test_17() {
+	if $SHARED_KEY &&
+	[ "$MDS1_VERSION" -lt $(version_code 2.11.55) ]; then
+		skip "Need MDS >= 2.11.55"
+	fi
+
+	nodemap_version_check || return 0
+	nodemap_test_setup
+
+	trap nodemap_test_cleanup EXIT
+	nodemap_clients_admin_trusted 0 1
+	test_fops trusted_noadmin 1
+	nodemap_test_cleanup
+}
+run_test 17 "test nodemap trusted_noadmin fileops"
+
+test_18() {
+	if $SHARED_KEY &&
+	[ "$MDS1_VERSION" -lt $(version_code 2.11.55) ]; then
+		skip "Need MDS >= 2.11.55"
+	fi
+
+	nodemap_version_check || return 0
+	nodemap_test_setup
+
+	trap nodemap_test_cleanup EXIT
+	nodemap_clients_admin_trusted 0 0
+	test_fops mapped_noadmin 1
+	nodemap_test_cleanup
+}
+run_test 18 "test nodemap mapped_noadmin fileops"
+
+test_19() {
+	if $SHARED_KEY &&
+	[ "$MDS1_VERSION" -lt $(version_code 2.11.55) ]; then
+		skip "Need MDS >= 2.11.55"
+	fi
+
+	nodemap_version_check || return 0
+	nodemap_test_setup
+
+	trap nodemap_test_cleanup EXIT
+	nodemap_clients_admin_trusted 1 1
+	test_fops trusted_admin 1
+	nodemap_test_cleanup
+}
+run_test 19 "test nodemap trusted_admin fileops"
+
+test_20() {
+	if $SHARED_KEY &&
+	[ "$MDS1_VERSION" -lt $(version_code 2.11.55) ]; then
+		skip "Need MDS >= 2.11.55"
+	fi
+
+	nodemap_version_check || return 0
+	nodemap_test_setup
+
+	trap nodemap_test_cleanup EXIT
+	nodemap_clients_admin_trusted 1 0
+	test_fops mapped_admin 1
+	nodemap_test_cleanup
+}
+run_test 20 "test nodemap mapped_admin fileops"
+
+test_21() {
+	if $SHARED_KEY &&
+	[ "$MDS1_VERSION" -lt $(version_code 2.11.55) ]; then
+		skip "Need MDS >= 2.11.55"
+	fi
+
+	nodemap_version_check || return 0
+	nodemap_test_setup
+
+	trap nodemap_test_cleanup EXIT
+	local x=1
+	local i=0
+	for client in $clients; do
+		do_facet mgs $LCTL nodemap_modify --name c${i} \
+			--property admin --value 0
+		do_facet mgs $LCTL nodemap_modify --name c${i} \
+			--property trusted --value $x
+		x=0
+		i=$((i + 1))
+	done
+	wait_nm_sync c$((i - 1)) trusted_nodemap
+
+	test_fops mapped_trusted_noadmin
+	nodemap_test_cleanup
+}
+run_test 21 "test nodemap mapped_trusted_noadmin fileops"
+
+test_22() {
+	if $SHARED_KEY &&
+	[ "$MDS1_VERSION" -lt $(version_code 2.11.55) ]; then
+		skip "Need MDS >= 2.11.55"
+	fi
+
+	nodemap_version_check || return 0
+	nodemap_test_setup
+
+	trap nodemap_test_cleanup EXIT
+	local x=1
+	local i=0
+	for client in $clients; do
+		do_facet mgs $LCTL nodemap_modify --name c${i} \
+			--property admin --value 1
+		do_facet mgs $LCTL nodemap_modify --name c${i} \
+			--property trusted --value $x
+		x=0
+		i=$((i + 1))
+	done
+	wait_nm_sync c$((i - 1)) trusted_nodemap
+
+	test_fops mapped_trusted_admin
+	nodemap_test_cleanup
+}
+run_test 22 "test nodemap mapped_trusted_admin fileops"
+
+# acl test directory needs to be initialized on a privileged client
+nodemap_acl_test_setup() {
+	local admin=$(do_facet mgs $LCTL get_param -n \
+		      nodemap.c0.admin_nodemap)
+	local trust=$(do_facet mgs $LCTL get_param -n \
+		      nodemap.c0.trusted_nodemap)
+
+	do_facet mgs $LCTL nodemap_modify --name c0 --property admin --value 1
+	do_facet mgs $LCTL nodemap_modify --name c0 --property trusted --value 1
+
+	wait_nm_sync c0 admin_nodemap
+	wait_nm_sync c0 trusted_nodemap
+
+	do_node ${clients_arr[0]} rm -rf $DIR/$tdir
+	nm_test_mkdir
+	do_node ${clients_arr[0]} chmod a+rwx $DIR/$tdir ||
+		error unable to chmod a+rwx test dir $DIR/$tdir
+
+	do_facet mgs $LCTL nodemap_modify --name c0 \
+		--property admin --value $admin
+	do_facet mgs $LCTL nodemap_modify --name c0 \
+		--property trusted --value $trust
+
+	wait_nm_sync c0 trusted_nodemap
+}
+
+# returns 0 if the number of ACLs does not change on the second (mapped) client
+# after being set on the first client
+nodemap_acl_test() {
+	local user="$1"
+	local set_client="$2"
+	local get_client="$3"
+	local check_setfacl="$4"
+	local setfacl_error=0
+	local testfile=$DIR/$tdir/$tfile
+	local RUNAS_USER="$RUNAS_CMD -u $user"
+	local acl_count=0
+	local acl_count_post=0
+
+	nodemap_acl_test_setup
+	sleep 5
+
+	do_node $set_client $RUNAS_USER touch $testfile
+
+	# ACL masks aren't filtered by nodemap code, so we ignore them
+	acl_count=$(do_node $get_client getfacl $testfile | grep -v mask |
+		wc -l)
+	do_node $set_client $RUNAS_USER setfacl -m $user:rwx $testfile ||
+		setfacl_error=1
+
+	# if check setfacl is set to 1, then it's supposed to error
+	if [ "$check_setfacl" == "1" ]; then
+		[ "$setfacl_error" != "1" ] && return 1
+		return 0
+	fi
+	[ "$setfacl_error" == "1" ] && echo "WARNING: unable to setfacl"
+
+	acl_count_post=$(do_node $get_client getfacl $testfile | grep -v mask |
+		wc -l)
+	[ $acl_count -eq $acl_count_post ] && return 0
+	return 1
+}
+
+test_23a() {
+	[ $num_clients -lt 2 ] && skip "Need 2 clients at least" && return
+	nodemap_version_check || return 0
+	nodemap_test_setup
+
+	trap nodemap_test_cleanup EXIT
+	# 1 trusted cluster, 1 mapped cluster
+	local unmapped_fs=$((IDBASE+0))
+	local unmapped_c1=$((IDBASE+5))
+	local mapped_fs=$((IDBASE+2))
+	local mapped_c0=$((IDBASE+4))
+	local mapped_c1=$((IDBASE+6))
+
+	do_facet mgs $LCTL nodemap_modify --name c0 --property admin --value 1
+	do_facet mgs $LCTL nodemap_modify --name c0 --property trusted --value 1
+
+	do_facet mgs $LCTL nodemap_modify --name c1 --property admin --value 0
+	do_facet mgs $LCTL nodemap_modify --name c1 --property trusted --value 0
+
+	wait_nm_sync c1 trusted_nodemap
+
+	# setfacl on trusted cluster to unmapped user, verify it's not seen
+	nodemap_acl_test $unmapped_fs ${clients_arr[0]} ${clients_arr[1]} ||
+		error "acl count (1)"
+
+	# setfacl on trusted cluster to mapped user, verify it's seen
+	nodemap_acl_test $mapped_fs ${clients_arr[0]} ${clients_arr[1]} &&
+		error "acl count (2)"
+
+	# setfacl on mapped cluster to mapped user, verify it's seen
+	nodemap_acl_test $mapped_c1 ${clients_arr[1]} ${clients_arr[0]} &&
+		error "acl count (3)"
+
+	# setfacl on mapped cluster to unmapped user, verify error
+	nodemap_acl_test $unmapped_fs ${clients_arr[1]} ${clients_arr[0]} 1 ||
+		error "acl count (4)"
+
+	# 2 mapped clusters
+	do_facet mgs $LCTL nodemap_modify --name c0 --property admin --value 0
+	do_facet mgs $LCTL nodemap_modify --name c0 --property trusted --value 0
+
+	wait_nm_sync c0 trusted_nodemap
+
+	# setfacl to mapped user on c1, also mapped to c0, verify it's seen
+	nodemap_acl_test $mapped_c1 ${clients_arr[1]} ${clients_arr[0]} &&
+		error "acl count (5)"
+
+	# setfacl to mapped user on c1, not mapped to c0, verify not seen
+	nodemap_acl_test $unmapped_c1 ${clients_arr[1]} ${clients_arr[0]} ||
+		error "acl count (6)"
+
+	nodemap_test_cleanup
+}
+run_test 23a "test mapped regular ACLs"
+
+test_23b() { #LU-9929
+	[ $num_clients -lt 2 ] && skip "Need 2 clients at least"
+	[ "$MGS_VERSION" -lt $(version_code 2.10.53) ] &&
+		skip "Need MGS >= 2.10.53"
+
+	export SK_UNIQUE_NM=true
+	nodemap_test_setup
+	trap nodemap_test_cleanup EXIT
+
+	local testdir=$DIR/$tdir
+	local fs_id=$((IDBASE+10))
+	local unmapped_id
+	local mapped_id
+	local fs_user
+
+	do_facet mgs $LCTL nodemap_modify --name c0 --property admin --value 1
+	wait_nm_sync c0 admin_nodemap
+	do_facet mgs $LCTL nodemap_modify --name c1 --property admin --value 1
+	wait_nm_sync c1 admin_nodemap
+	do_facet mgs $LCTL nodemap_modify --name c1 --property trusted --value 1
+	wait_nm_sync c1 trusted_nodemap
+
+	# Add idmap $ID0:$fs_id (500:60010)
+	do_facet mgs $LCTL nodemap_add_idmap --name c0 --idtype gid \
+		--idmap $ID0:$fs_id ||
+		error "add idmap $ID0:$fs_id to nodemap c0 failed"
+	wait_nm_sync c0 idmap
+
+	# set/getfacl default acl on client 1 (unmapped gid=500)
+	do_node ${clients_arr[0]} rm -rf $testdir
+	do_node ${clients_arr[0]} mkdir -p $testdir
+	# Here, USER0=$(getent passwd | grep :$ID0:$ID0: | cut -d: -f1)
+	do_node ${clients_arr[0]} setfacl -R -d -m group:$USER0:rwx $testdir ||
+		error "setfacl $testdir on ${clients_arr[0]} failed"
+	unmapped_id=$(do_node ${clients_arr[0]} getfacl $testdir |
+			grep -E "default:group:.*:rwx" | awk -F: '{print $3}')
+	[ "$unmapped_id" = "$USER0" ] ||
+		error "gid=$ID0 was not unmapped correctly on ${clients_arr[0]}"
+
+	# getfacl default acl on client 2 (mapped gid=60010)
+	mapped_id=$(do_node ${clients_arr[1]} getfacl $testdir |
+			grep -E "default:group:.*:rwx" | awk -F: '{print $3}')
+	fs_user=$(do_node ${clients_arr[1]} getent passwd |
+			grep :$fs_id:$fs_id: | cut -d: -f1)
+	[ -z "$fs_user" ] && fs_user=$fs_id
+	[ $mapped_id -eq $fs_id -o "$mapped_id" = "$fs_user" ] ||
+		error "Should return gid=$fs_id or $fs_user on client2"
+
+	rm -rf $testdir
+	nodemap_test_cleanup
+	export SK_UNIQUE_NM=false
+}
+run_test 23b "test mapped default ACLs"
+
+test_24() {
+	nodemap_test_setup
+
+	trap nodemap_test_cleanup EXIT
+	do_nodes $(comma_list $(all_server_nodes)) $LCTL get_param -R nodemap
+
+	nodemap_test_cleanup
+}
+run_test 24 "check nodemap proc files for LBUGs and Oopses"
+
+test_25() {
+	local tmpfile=$(mktemp)
+	local tmpfile2=$(mktemp)
+	local tmpfile3=$(mktemp)
+	local tmpfile4=$(mktemp)
+	local subdir=c0dir
+	local client
+
+	nodemap_version_check || return 0
+
+	# stop clients for this test
+	zconf_umount_clients $CLIENTS $MOUNT ||
+	    error "unable to umount clients $CLIENTS"
+
+	export SK_UNIQUE_NM=true
+	nodemap_test_setup
+
+	# enable trusted/admin for setquota call in cleanup_and_setup_lustre()
+	i=0
+	for client in $clients; do
+		do_facet mgs $LCTL nodemap_modify --name c${i} \
+			--property admin --value 1
+		do_facet mgs $LCTL nodemap_modify --name c${i} \
+			--property trusted --value 1
+		((i++))
+	done
+	wait_nm_sync c$((i - 1)) trusted_nodemap
+
+	trap nodemap_test_cleanup EXIT
+
+	# create a new, empty nodemap, and add fileset info to it
+	do_facet mgs $LCTL nodemap_add test25 ||
+		error "unable to create nodemap $testname"
+	do_facet mgs $LCTL set_param -P nodemap.$testname.fileset=/$subdir ||
+		error "unable to add fileset info to nodemap test25"
+
+	wait_nm_sync test25 id
+
+	do_facet mgs $LCTL nodemap_info > $tmpfile
+	do_facet mds $LCTL nodemap_info > $tmpfile2
+
+	if ! $SHARED_KEY; then
+		# will conflict with SK's nodemaps
+		cleanup_and_setup_lustre
+	fi
+	# stop clients for this test
+	zconf_umount_clients $CLIENTS $MOUNT ||
+	    error "unable to umount clients $CLIENTS"
+
+	do_facet mgs $LCTL nodemap_info > $tmpfile3
+	diff -q $tmpfile3 $tmpfile >& /dev/null ||
+		error "nodemap_info diff on MGS after remount"
+
+	do_facet mds $LCTL nodemap_info > $tmpfile4
+	diff -q $tmpfile4 $tmpfile2 >& /dev/null ||
+		error "nodemap_info diff on MDS after remount"
+
+	# cleanup nodemap
+	do_facet mgs $LCTL nodemap_del test25 ||
+	    error "cannot delete nodemap test25 from config"
+	nodemap_test_cleanup
+	# restart clients previously stopped
+	zconf_mount_clients $CLIENTS $MOUNT ||
+	    error "unable to mount clients $CLIENTS"
+
+	rm -f $tmpfile $tmpfile2
+	export SK_UNIQUE_NM=false
+}
+run_test 25 "test save and reload nodemap config"
+
+test_26() {
+	nodemap_version_check || return 0
+
+	local large_i=32000
+
+	do_facet mgs "seq -f 'c%g' $large_i | xargs -n1 $LCTL nodemap_add"
+	wait_nm_sync c$large_i admin_nodemap
+
+	do_facet mgs "seq -f 'c%g' $large_i | xargs -n1 $LCTL nodemap_del"
+	wait_nm_sync c$large_i admin_nodemap
+}
+run_test 26 "test transferring very large nodemap"
+
+nodemap_exercise_fileset() {
+	local nm="$1"
+	local loop=0
+	local check_proj=true
+
+	(( $MDS1_VERSION >= $(version_code 2.14.52) )) || check_proj=false
+
+	# setup
+	if [ "$nm" == "default" ]; then
+		do_facet mgs $LCTL nodemap_activate 1
+		wait_nm_sync active
+		do_facet mgs $LCTL nodemap_modify --name default \
+			--property admin --value 1
+		do_facet mgs $LCTL nodemap_modify --name default \
+			--property trusted --value 1
+		wait_nm_sync default admin_nodemap
+		wait_nm_sync default trusted_nodemap
+		check_proj=false
+	else
+		nodemap_test_setup
+	fi
+	if $SHARED_KEY; then
+		export SK_UNIQUE_NM=true
+	else
+		# will conflict with SK's nodemaps
+		trap "fileset_test_cleanup $nm" EXIT
+	fi
+	fileset_test_setup "$nm"
+
+	# add fileset info to $nm nodemap
+	if ! combined_mgs_mds; then
+	    do_facet mgs $LCTL set_param nodemap.${nm}.fileset=/$subdir ||
+		error "unable to add fileset info to $nm nodemap on MGS"
+	fi
+	do_facet mgs $LCTL set_param -P nodemap.${nm}.fileset=/$subdir ||
+	       error "unable to add fileset info to $nm nodemap for servers"
+	wait_nm_sync $nm fileset "nodemap.${nm}.fileset=/$subdir"
+
+	if $check_proj; then
+		do_facet mgs $LCTL nodemap_modify --name $nm \
+			 --property admin --value 1
+		wait_nm_sync $nm admin_nodemap
+		do_facet mgs $LCTL nodemap_modify --name $nm \
+			 --property trusted --value 0
+		wait_nm_sync $nm trusted_nodemap
+		do_facet mgs $LCTL nodemap_modify --name $nm \
+			 --property map_mode --value projid
+		wait_nm_sync $nm map_mode
+		do_facet mgs $LCTL nodemap_add_idmap --name $nm \
+			 --idtype projid --idmap 1:1
+		do_facet mgs $LCTL nodemap_modify --name $nm \
+			 --property deny_unknown --value 1
+		wait_nm_sync $nm deny_unknown
+	fi
+
+	# re-mount client
+	zconf_umount_clients ${clients_arr[0]} $MOUNT ||
+		error "unable to umount client ${clients_arr[0]}"
+	# set some generic fileset to trigger SSK code
+	export FILESET=/
+	zconf_mount_clients ${clients_arr[0]} $MOUNT $MOUNT_OPTS ||
+		error "unable to remount client ${clients_arr[0]}"
+	unset FILESET
+
+	# test mount point content
+	do_node ${clients_arr[0]} test -f $MOUNT/this_is_$subdir ||
+		error "fileset not taken into account"
+
+	if $check_proj; then
+		do_node ${clients_arr[0]} $LFS setquota -p 1 -b 10000 -B 11000 \
+			-i 0 -I 0 $MOUNT || error "setquota -p 1 failed"
+		do_node ${clients_arr[0]} $LFS setquota -p 2 -b 10000 -B 11000 \
+			-i 0 -I 0 $MOUNT && error "setquota -p 2 should fail"
+	fi
+
+	# re-mount client with sub-subdir
+	zconf_umount_clients ${clients_arr[0]} $MOUNT ||
+		error "unable to umount client ${clients_arr[0]}"
+	export FILESET=/$subsubdir
+	zconf_mount_clients ${clients_arr[0]} $MOUNT $MOUNT_OPTS ||
+		error "unable to remount client ${clients_arr[0]}"
+	unset FILESET
+
+	# test mount point content
+	do_node ${clients_arr[0]} test -f $MOUNT/this_is_$subsubdir ||
+		error "subdir of fileset not taken into account"
+
+	# remove fileset info from nodemap
+	do_facet mgs $LCTL nodemap_set_fileset --name $nm --fileset clear ||
+		error "unable to delete fileset info on $nm nodemap"
+	wait_update_facet mgs "$LCTL get_param nodemap.${nm}.fileset" \
+			  "nodemap.${nm}.fileset=" ||
+		error "fileset info still not cleared on $nm nodemap"
+	do_facet mgs $LCTL set_param -P nodemap.${nm}.fileset=clear ||
+		error "unable to reset fileset info on $nm nodemap"
+	wait_nm_sync $nm fileset "nodemap.${nm}.fileset="
+
+	# re-mount client
+	zconf_umount_clients ${clients_arr[0]} $MOUNT ||
+		error "unable to umount client ${clients_arr[0]}"
+	zconf_mount_clients ${clients_arr[0]} $MOUNT $MOUNT_OPTS ||
+		error "unable to remount client ${clients_arr[0]}"
+
+	# test mount point content
+	if ! $(do_node ${clients_arr[0]} test -d $MOUNT/$subdir); then
+		ls $MOUNT
+		error "fileset not cleared on $nm nodemap"
+	fi
+
+	# back to non-nodemap setup
+	if $SHARED_KEY; then
+		export SK_UNIQUE_NM=false
+		zconf_umount_clients ${clients_arr[0]} $MOUNT ||
+			error "unable to umount client ${clients_arr[0]}"
+	fi
+	fileset_test_cleanup "$nm"
+	if [ "$nm" == "default" ]; then
+		do_facet mgs $LCTL nodemap_modify --name default \
+			 --property admin --value 0
+		do_facet mgs $LCTL nodemap_modify --name default \
+			 --property trusted --value 0
+		wait_nm_sync default admin_nodemap
+		wait_nm_sync default trusted_nodemap
+		do_facet mgs $LCTL nodemap_activate 0
+		wait_nm_sync active 0
+		trap 0
+		export SK_UNIQUE_NM=false
+	else
+		nodemap_test_cleanup
+	fi
+	if $SHARED_KEY; then
+		zconf_mount_clients ${clients_arr[0]} $MOUNT $MOUNT_OPTS ||
+			error "unable to remount client ${clients_arr[0]}"
+	fi
+}
+
+test_27a() {
+	[ "$MDS1_VERSION" -lt $(version_code 2.11.50) ] &&
+		skip "Need MDS >= 2.11.50"
+
+	for nm in "default" "c0"; do
+		local subdir="subdir_${nm}"
+		local subsubdir="subsubdir_${nm}"
+
+		if [ "$nm" == "default" ] && [ "$SHARED_KEY" == "true" ]; then
+			echo "Skipping nodemap $nm with SHARED_KEY";
+			continue;
+		fi
+
+		echo "Exercising fileset for nodemap $nm"
+		nodemap_exercise_fileset "$nm"
+	done
+}
+run_test 27a "test fileset in various nodemaps"
+
+test_27b() { #LU-10703
+	[ "$MDS1_VERSION" -lt $(version_code 2.11.50) ] &&
+		skip "Need MDS >= 2.11.50"
+	[[ $MDSCOUNT -lt 2 ]] && skip "needs >= 2 MDTs"
+
+	nodemap_test_setup
+	trap nodemap_test_cleanup EXIT
+
+	# Add the nodemaps and set their filesets
+	for i in $(seq 1 $MDSCOUNT); do
+		do_facet mgs $LCTL nodemap_del nm$i 2>/dev/null
+		do_facet mgs $LCTL nodemap_add nm$i ||
+			error "add nodemap nm$i failed"
+		wait_nm_sync nm$i "" "" "-N"
+
+		if ! combined_mgs_mds; then
+			do_facet mgs \
+				$LCTL set_param nodemap.nm$i.fileset=/dir$i ||
+				error "set nm$i.fileset=/dir$i failed on MGS"
+		fi
+		do_facet mgs $LCTL set_param -P nodemap.nm$i.fileset=/dir$i ||
+			error "set nm$i.fileset=/dir$i failed on servers"
+		wait_nm_sync nm$i fileset "nodemap.nm$i.fileset=/dir$i"
+	done
+
+	# Check if all the filesets are correct
+	for i in $(seq 1 $MDSCOUNT); do
+		fileset=$(do_facet mds$i \
+			  $LCTL get_param -n nodemap.nm$i.fileset)
+		[ "$fileset" = "/dir$i" ] ||
+			error "nm$i.fileset $fileset != /dir$i on mds$i"
+		do_facet mgs $LCTL nodemap_del nm$i ||
+			error "delete nodemap nm$i failed"
+	done
+
+	nodemap_test_cleanup
+}
+run_test 27b "The new nodemap won't clear the old nodemap's fileset"
+
+test_28() {
+	if ! $SHARED_KEY; then
+		skip "need shared key feature for this test" && return
+	fi
+	mkdir -p $DIR/$tdir || error "mkdir failed"
+	touch $DIR/$tdir/$tdir.out || error "touch failed"
+	if [ ! -f $DIR/$tdir/$tdir.out ]; then
+		error "read before rotation failed"
+	fi
+	# store top key identity to ensure rotation has occurred
+	SK_IDENTITY_OLD=$(lctl get_param *.*.*srpc* | grep "expire" |
+		head -1 | awk '{print $15}' | cut -c1-8)
+	do_facet $SINGLEMDS lfs flushctx ||
+		 error "could not run flushctx on $SINGLEMDS"
+	sleep 5
+	lfs flushctx || error "could not run flushctx on client"
+	sleep 5
+	# verify new key is in place
+	SK_IDENTITY_NEW=$(lctl get_param *.*.*srpc* | grep "expire" |
+		head -1 | awk '{print $15}' | cut -c1-8)
+	if [ $SK_IDENTITY_OLD == $SK_IDENTITY_NEW ]; then
+		error "key did not rotate correctly"
+	fi
+	if [ ! -f $DIR/$tdir/$tdir.out ]; then
+		error "read after rotation failed"
+	fi
+}
+run_test 28 "check shared key rotation method"
+
+test_29() {
+	if ! $SHARED_KEY; then
+		skip "need shared key feature for this test" && return
+	fi
+	if [ $SK_FLAVOR != "ski" ] && [ $SK_FLAVOR != "skpi" ]; then
+		skip "test only valid if integrity is active"
+	fi
+	rm -r $DIR/$tdir
+	mkdir $DIR/$tdir || error "mkdir"
+	touch $DIR/$tdir/$tfile || error "touch"
+	zconf_umount_clients ${clients_arr[0]} $MOUNT ||
+		error "unable to umount clients"
+	do_node ${clients_arr[0]} "keyctl show |
+		awk '/lustre/ { print \\\$1 }' | xargs -IX keyctl unlink X"
+	OLD_SK_PATH=$SK_PATH
+	export SK_PATH=/dev/null
+	if zconf_mount_clients ${clients_arr[0]} $MOUNT; then
+		export SK_PATH=$OLD_SK_PATH
+		do_node ${clients_arr[0]} "ls $DIR/$tdir/$tfile"
+		if [ $? -eq 0 ]; then
+			error "able to mount and read without key"
+		else
+			error "able to mount without key"
+		fi
+	else
+		export SK_PATH=$OLD_SK_PATH
+		do_node ${clients_arr[0]} "keyctl show |
+			awk '/lustre/ { print \\\$1 }' |
+			xargs -IX keyctl unlink X"
+	fi
+	zconf_mount_clients ${clients_arr[0]} $MOUNT ||
+		error "unable to mount clients"
+}
+run_test 29 "check for missing shared key"
+
+test_30() {
+	if ! $SHARED_KEY; then
+		skip "need shared key feature for this test" && return
+	fi
+	if [ $SK_FLAVOR != "ski" ] && [ $SK_FLAVOR != "skpi" ]; then
+		skip "test only valid if integrity is active"
+	fi
+	mkdir -p $DIR/$tdir || error "mkdir failed"
+	touch $DIR/$tdir/$tdir.out || error "touch failed"
+	zconf_umount_clients ${clients_arr[0]} $MOUNT ||
+		error "unable to umount clients"
+	# unload keys from ring
+	do_node ${clients_arr[0]} "keyctl show |
+		awk '/lustre/ { print \\\$1 }' | xargs -IX keyctl unlink X"
+	# generate key with bogus filesystem name
+	do_node ${clients_arr[0]} "lgss_sk -w $SK_PATH/$FSNAME-bogus.key \
+		-f $FSNAME.bogus -t client -d /dev/urandom" ||
+		error "lgss_sk failed (1)"
+	do_facet $SINGLEMDS lfs flushctx || error "could not run flushctx"
+	OLD_SK_PATH=$SK_PATH
+	export SK_PATH=$SK_PATH/$FSNAME-bogus.key
+	if zconf_mount_clients ${clients_arr[0]} $MOUNT; then
+		SK_PATH=$OLD_SK_PATH
+		do_node ${clients_arr[0]} "ls $DIR/$tdir/$tdir.out"
+		if [ $? -eq 0 ]; then
+			error "mount and read file with invalid key"
+		else
+			error "mount with invalid key"
+		fi
+	fi
+	zconf_umount_clients ${clients_arr[0]} $MOUNT ||
+		error "unable to umount clients"
+	# unload keys from ring
+	do_node ${clients_arr[0]} "keyctl show |
+		awk '/lustre/ { print \\\$1 }' | xargs -IX keyctl unlink X"
+	rm -f $SK_PATH
+	SK_PATH=$OLD_SK_PATH
+	zconf_mount_clients ${clients_arr[0]} $MOUNT ||
+		error "unable to mount clients"
+}
+run_test 30 "check for invalid shared key"
+
+basic_ios() {
+	local flvr=$1
+
+	mkdir -p $DIR/$tdir || error "mkdir $flvr"
+	touch $DIR/$tdir/f0 || error "touch $flvr"
+	ls $DIR/$tdir || error "ls $flvr"
+	dd if=/dev/zero of=$DIR/$tdir/f0 conv=fsync bs=1M count=10 \
+		>& /dev/null || error "dd $flvr"
+	rm -f $DIR/$tdir/f0 || error "rm $flvr"
+	rmdir $DIR/$tdir || error "rmdir $flvr"
+
+	sync ; sync
+	echo 3 > /proc/sys/vm/drop_caches
+}
+
+test_30b() {
+	local save_flvr=$SK_FLAVOR
+
+	if ! $SHARED_KEY; then
+		skip "need shared key feature for this test"
+	fi
+
+	stack_trap restore_to_default_flavor EXIT
+
+	for flvr in skn ska ski skpi; do
+		# set flavor
+		SK_FLAVOR=$flvr
+		restore_to_default_flavor || error "cannot set $flvr flavor"
+		SK_FLAVOR=$save_flvr
+
+		basic_ios $flvr
+	done
+}
+run_test 30b "basic test of all different SSK flavors"
+
+cleanup_31() {
+	# unmount client
+	zconf_umount $HOSTNAME $MOUNT || error "unable to umount client"
+
+	# remove ${NETTYPE}999 network on all nodes
+	do_nodes $(comma_list $(all_nodes)) \
+		 "$LNETCTL net del --net ${NETTYPE}999 && \
+		  $LNETCTL lnet unconfigure 2>/dev/null || true"
+
+	# necessary to do writeconf in order to de-register
+	# @${NETTYPE}999 nid for targets
+	KZPOOL=$KEEP_ZPOOL
+	export KEEP_ZPOOL="true"
+	stopall
+	export SK_MOUNTED=false
+	writeconf_all
+	setupall || echo 1
+	export KEEP_ZPOOL="$KZPOOL"
+}
+
+test_31() {
+	local nid=$(lctl list_nids | grep ${NETTYPE} | head -n1)
+	local addr=${nid%@*}
+	local net=${nid#*@}
+
+	export LNETCTL=$(which lnetctl 2> /dev/null)
+
+	[ -z "$LNETCTL" ] && skip "without lnetctl support." && return
+	local_mode && skip "in local mode."
+
+	stack_trap cleanup_31 EXIT
+
+	# umount client
+	if [ "$MOUNT_2" ] && $(grep -q $MOUNT2' ' /proc/mounts); then
+		umount_client $MOUNT2 || error "umount $MOUNT2 failed"
+	fi
+	if $(grep -q $MOUNT' ' /proc/mounts); then
+		umount_client $MOUNT || error "umount $MOUNT failed"
+	fi
+
+	# check exports on servers are empty for client
+	do_facet mgs "lctl get_param -n *.MGS*.exports.'$nid'.uuid 2>/dev/null |
+		      grep -q -" && error "export on MGS should be empty"
+	do_nodes $(comma_list $(mdts_nodes) $(osts_nodes)) \
+		 "lctl get_param -n *.${FSNAME}*.exports.'$nid'.uuid \
+		  2>/dev/null | grep -q -" &&
+		error "export on servers should be empty"
+
+	# add network ${NETTYPE}999 on all nodes
+	do_nodes $(comma_list $(all_nodes)) \
+		 "$LNETCTL lnet configure && $LNETCTL net add --if \
+		  \$($LNETCTL net show --net $net | awk 'BEGIN{inf=0} \
+		  {if (inf==1) print \$2; fi; inf=0} /interfaces/{inf=1}') \
+		  --net ${NETTYPE}999" ||
+		error "unable to configure NID ${NETTYPE}999"
+
+	# necessary to do writeconf in order to register
+	# new @${NETTYPE}999 nid for targets
+	KZPOOL=$KEEP_ZPOOL
+	export KEEP_ZPOOL="true"
+	stopall
+	export SK_MOUNTED=false
+	writeconf_all
+	setupall server_only || echo 1
+	export KEEP_ZPOOL="$KZPOOL"
+
+	# backup MGSNID
+	local mgsnid_orig=$MGSNID
+	# compute new MGSNID
+	MGSNID=$(do_facet mgs "$LCTL list_nids | grep ${NETTYPE}999")
+
+	# on client, turn LNet Dynamic Discovery on
+	lnetctl set discovery 1
+
+	# mount client with -o network=${NETTYPE}999 option:
+	# should fail because of LNet Dynamic Discovery
+	mount_client $MOUNT ${MOUNT_OPTS},network=${NETTYPE}999 &&
+		error "client mount with '-o network' option should be refused"
+
+	# on client, reconfigure LNet and turn LNet Dynamic Discovery off
+	$LNETCTL net del --net ${NETTYPE}999 && lnetctl lnet unconfigure
+	lustre_rmmod
+	modprobe lnet
+	lnetctl set discovery 0
+	modprobe ptlrpc
+	$LNETCTL lnet configure && $LNETCTL net add --if \
+	  $($LNETCTL net show --net $net | awk 'BEGIN{inf=0} \
+	  {if (inf==1) print $2; fi; inf=0} /interfaces/{inf=1}') \
+	  --net ${NETTYPE}999 ||
+	error "unable to configure NID ${NETTYPE}999 on client"
+
+	# mount client with -o network=${NETTYPE}999 option
+	mount_client $MOUNT ${MOUNT_OPTS},network=${NETTYPE}999 ||
+		error "unable to remount client"
+
+	# restore MGSNID
+	MGSNID=$mgsnid_orig
+
+	# check export on MGS
+	do_facet mgs "lctl get_param -n *.MGS*.exports.'$nid'.uuid 2>/dev/null |
+		      grep -q -"
+	[ $? -ne 0 ] ||	error "export for $nid on MGS should not exist"
+
+	do_facet mgs \
+		"lctl get_param -n *.MGS*.exports.'${addr}@${NETTYPE}999'.uuid \
+		 2>/dev/null | grep -q -"
+	[ $? -eq 0 ] ||
+		error "export for ${addr}@${NETTYPE}999 on MGS should exist"
+
+	# check {mdc,osc} imports
+	lctl get_param mdc.${FSNAME}-*.import | grep current_connection |
+	    grep -q ${NETTYPE}999
+	[ $? -eq 0 ] ||
+		error "import for mdc should use ${addr}@${NETTYPE}999"
+	lctl get_param osc.${FSNAME}-*.import | grep current_connection |
+	    grep -q ${NETTYPE}999
+	[ $? -eq 0 ] ||
+		error "import for osc should use ${addr}@${NETTYPE}999"
+}
+run_test 31 "client mount option '-o network'"
+
+cleanup_32() {
+	# umount client
+	zconf_umount_clients ${clients_arr[0]} $MOUNT
+
+	# disable sk flavor enforcement on MGS
+	set_rule _mgs any any null
+
+	# stop gss daemon on MGS
+	if ! combined_mgs_mds ; then
+		send_sigint $mgs_HOST lsvcgssd
+	fi
+
+	# re-mount client
+	MOUNT_OPTS=$(add_sk_mntflag $MOUNT_OPTS)
+	mountcli
+
+	restore_to_default_flavor
+}
+
+test_32() {
+	if ! $SHARED_KEY; then
+		skip "need shared key feature for this test"
+	fi
+
+	stack_trap cleanup_32 EXIT
+
+	# restore to default null flavor
+	save_flvr=$SK_FLAVOR
+	SK_FLAVOR=null
+	restore_to_default_flavor || error "cannot set null flavor"
+	SK_FLAVOR=$save_flvr
+
+	# umount client
+	if [ "$MOUNT_2" ] && $(grep -q $MOUNT2' ' /proc/mounts); then
+		umount_client $MOUNT2 || error "umount $MOUNT2 failed"
+	fi
+	if $(grep -q $MOUNT' ' /proc/mounts); then
+	umount_client $MOUNT || error "umount $MOUNT failed"
+	fi
+
+	# start gss daemon on MGS
+	if combined_mgs_mds ; then
+		send_sigint $mds_HOST lsvcgssd
+	fi
+	start_gss_daemons $mgs_HOST "$LSVCGSSD -vvv -s -g"
+
+	# add mgs key type and MGS NIDs in key on MGS
+	do_nodes $mgs_HOST "lgss_sk -t mgs,server -g $MGSNID -m \
+				$SK_PATH/$FSNAME.key >/dev/null 2>&1" ||
+		error "could not modify keyfile on MGS"
+
+	# load modified key file on MGS
+	do_nodes $mgs_HOST "lgss_sk -l $SK_PATH/$FSNAME.key >/dev/null 2>&1" ||
+		error "could not load keyfile on MGS"
+
+	# add MGS NIDs in key on client
+	do_nodes ${clients_arr[0]} "lgss_sk -g $MGSNID -m \
+				$SK_PATH/$FSNAME.key >/dev/null 2>&1" ||
+		error "could not modify keyfile on MGS"
+
+	# set perms for per-nodemap keys else permission denied
+	do_nodes $(comma_list $(all_nodes)) \
+		 "keyctl show | grep lustre | cut -c1-11 |
+				sed -e 's/ //g;' |
+				xargs -IX keyctl setperm X 0x3f3f3f3f"
+
+	# re-mount client with mgssec=skn
+	save_opts=$MOUNT_OPTS
+	if [ -z "$MOUNT_OPTS" ]; then
+		MOUNT_OPTS="-o mgssec=skn"
+	else
+		MOUNT_OPTS="$MOUNT_OPTS,mgssec=skn"
+	fi
+	zconf_mount_clients ${clients_arr[0]} $MOUNT $MOUNT_OPTS ||
+		error "mount ${clients_arr[0]} with mgssec=skn failed"
+	MOUNT_OPTS=$save_opts
+
+	# umount client
+	zconf_umount_clients ${clients_arr[0]} $MOUNT ||
+		error "umount ${clients_arr[0]} failed"
+
+	# enforce ska flavor on MGS
+	set_rule _mgs any any ska
+
+	# re-mount client without mgssec
+	zconf_mount_clients ${clients_arr[0]} $MOUNT $MOUNT_OPTS &&
+		error "mount ${clients_arr[0]} without mgssec should fail"
+
+	# re-mount client with mgssec=skn
+	save_opts=$MOUNT_OPTS
+	if [ -z "$MOUNT_OPTS" ]; then
+		MOUNT_OPTS="-o mgssec=skn"
+	else
+		MOUNT_OPTS="$MOUNT_OPTS,mgssec=skn"
+	fi
+	zconf_mount_clients ${clients_arr[0]} $MOUNT $MOUNT_OPTS &&
+		error "mount ${clients_arr[0]} with mgssec=skn should fail"
+	MOUNT_OPTS=$save_opts
+
+	# re-mount client with mgssec=ska
+	save_opts=$MOUNT_OPTS
+	if [ -z "$MOUNT_OPTS" ]; then
+		MOUNT_OPTS="-o mgssec=ska"
+	else
+		MOUNT_OPTS="$MOUNT_OPTS,mgssec=ska"
+	fi
+	zconf_mount_clients ${clients_arr[0]} $MOUNT $MOUNT_OPTS ||
+		error "mount ${clients_arr[0]} with mgssec=ska failed"
+	MOUNT_OPTS=$save_opts
+
+	exit 0
+}
+run_test 32 "check for mgssec"
+
+cleanup_33() {
+	# disable sk flavor enforcement
+	set_rule $FSNAME any cli2mdt null
+	wait_flavor cli2mdt null
+
+	# umount client
+	zconf_umount_clients ${clients_arr[0]} $MOUNT
+
+	# stop gss daemon on MGS
+	if ! combined_mgs_mds ; then
+		send_sigint $mgs_HOST lsvcgssd
+	fi
+
+	# re-mount client
+	MOUNT_OPTS=$(add_sk_mntflag $MOUNT_OPTS)
+	mountcli
+
+	restore_to_default_flavor
+}
+
+test_33() {
+	if ! $SHARED_KEY; then
+		skip "need shared key feature for this test"
+	fi
+
+	stack_trap cleanup_33 EXIT
+
+	# restore to default null flavor
+	save_flvr=$SK_FLAVOR
+	SK_FLAVOR=null
+	restore_to_default_flavor || error "cannot set null flavor"
+	SK_FLAVOR=$save_flvr
+
+	# umount client
+	if [ "$MOUNT_2" ] && $(grep -q $MOUNT2' ' /proc/mounts); then
+		umount_client $MOUNT2 || error "umount $MOUNT2 failed"
+	fi
+	if $(grep -q $MOUNT' ' /proc/mounts); then
+	umount_client $MOUNT || error "umount $MOUNT failed"
+	fi
+
+	# start gss daemon on MGS
+	if combined_mgs_mds ; then
+		send_sigint $mds_HOST lsvcgssd
+	fi
+	start_gss_daemons $mgs_HOST "$LSVCGSSD -vvv -s -g"
+
+	# add mgs key type and MGS NIDs in key on MGS
+	do_nodes $mgs_HOST "lgss_sk -t mgs,server -g $MGSNID -m \
+				$SK_PATH/$FSNAME.key >/dev/null 2>&1" ||
+		error "could not modify keyfile on MGS"
+
+	# load modified key file on MGS
+	do_nodes $mgs_HOST "lgss_sk -l $SK_PATH/$FSNAME.key >/dev/null 2>&1" ||
+		error "could not load keyfile on MGS"
+
+	# add MGS NIDs in key on client
+	do_nodes ${clients_arr[0]} "lgss_sk -g $MGSNID -m \
+				$SK_PATH/$FSNAME.key >/dev/null 2>&1" ||
+		error "could not modify keyfile on MGS"
+
+	# set perms for per-nodemap keys else permission denied
+	do_nodes $(comma_list $(all_nodes)) \
+		 "keyctl show | grep lustre | cut -c1-11 |
+				sed -e 's/ //g;' |
+				xargs -IX keyctl setperm X 0x3f3f3f3f"
+
+	# re-mount client with mgssec=skn
+	save_opts=$MOUNT_OPTS
+	if [ -z "$MOUNT_OPTS" ]; then
+		MOUNT_OPTS="-o mgssec=skn"
+	else
+		MOUNT_OPTS="$MOUNT_OPTS,mgssec=skn"
+	fi
+	zconf_mount_clients ${clients_arr[0]} $MOUNT $MOUNT_OPTS ||
+		error "mount ${clients_arr[0]} with mgssec=skn failed"
+	MOUNT_OPTS=$save_opts
+
+	# enforce ska flavor for cli2mdt
+	set_rule $FSNAME any cli2mdt ska
+	wait_flavor cli2mdt ska
+
+	# check error message
+	$LCTL dk | grep "faked source" &&
+		error "MGS connection srpc flags incorrect"
+
+	exit 0
+}
+run_test 33 "correct srpc flags for MGS connection"
+
+cleanup_34_deny() {
+	# restore deny_unknown
+	do_facet mgs $LCTL nodemap_modify --name default \
+			   --property deny_unknown --value $denydefault
+	if [ $? -ne 0 ]; then
+		error_noexit "cannot reset deny_unknown on default nodemap"
+		return
+	fi
+
+	wait_nm_sync default deny_unknown
+}
+
+test_34() {
+	local denynew
+	local activedefault
+
+	[ $MGS_VERSION -lt $(version_code 2.12.51) ] &&
+		skip "deny_unknown on default nm not supported before 2.12.51"
+
+	activedefault=$(do_facet mgs $LCTL get_param -n nodemap.active)
+
+	if [[ "$activedefault" != "1" ]]; then
+		do_facet mgs $LCTL nodemap_activate 1
+		wait_nm_sync active
+		stack_trap cleanup_active EXIT
+	fi
+
+	denydefault=$(do_facet mgs $LCTL get_param -n \
+		      nodemap.default.deny_unknown)
+	[ -z "$denydefault" ] &&
+		error "cannot get deny_unknown on default nodemap"
+	if [ "$denydefault" -eq 0 ]; then
+		denynew=1;
+	else
+		denynew=0;
+	fi
+
+	do_facet mgs $LCTL nodemap_modify --name default \
+			--property deny_unknown --value $denynew ||
+		error "cannot set deny_unknown on default nodemap"
+
+	[ "$(do_facet mgs $LCTL get_param -n nodemap.default.deny_unknown)" \
+			-eq $denynew ] ||
+		error "setting deny_unknown on default nodemap did not work"
+
+	stack_trap cleanup_34_deny EXIT
+
+	wait_nm_sync default deny_unknown
+}
+run_test 34 "deny_unknown on default nodemap"
+
+test_35() {
+	[ $(lustre_version_code $SINGLEMDS) -ge $(version_code 2.13.50) ] ||
+		skip "Need MDS >= 2.13.50"
+
+	# activate changelogs
+	changelog_register || error "changelog_register failed"
+	local cl_user="${CL_USERS[$SINGLEMDS]%% *}"
+	changelog_users $SINGLEMDS | grep -q $cl_user ||
+		error "User $cl_user not found in changelog_users"
+	changelog_chmask ALL
+
+	# do some IOs
+	mkdir $DIR/$tdir || error "failed to mkdir $tdir"
+	touch $DIR/$tdir/$tfile || error "failed to touch $tfile"
+
+	# access changelogs with root
+	changelog_dump || error "failed to dump changelogs"
+	changelog_clear 0 || error "failed to clear changelogs"
+
+	# put clients in non-admin nodemap
+	nodemap_test_setup
+	stack_trap nodemap_test_cleanup EXIT
+	for i in $(seq 0 $((num_clients-1))); do
+		do_facet mgs $LCTL nodemap_modify --name c${i} \
+			 --property admin --value 0
+	done
+	for i in $(seq 0 $((num_clients-1))); do
+		wait_nm_sync c${i} admin_nodemap
+	done
+
+	# access with mapped root
+	changelog_dump && error "dump changelogs should have failed"
+	changelog_clear 0 && error "clear changelogs should have failed"
+
+	exit 0
+}
+run_test 35 "Check permissions when accessing changelogs"
+
+setup_for_enc_tests() {
+	# remount client with test_dummy_encryption option
+	if is_mounted $MOUNT; then
+		umount_client $MOUNT || error "umount $MOUNT failed"
+	fi
+	mount_client $MOUNT ${MOUNT_OPTS},test_dummy_encryption ||
+		error "mount with '-o test_dummy_encryption' failed"
+
+	# this directory will be encrypted, because of dummy mode
+	mkdir $DIR/$tdir
+}
+
+cleanup_for_enc_tests() {
+	rm -rf $DIR/$tdir
+
+	# remount client normally
+	if is_mounted $MOUNT; then
+		umount_client $MOUNT || error "umount $MOUNT failed"
+	fi
+	mount_client $MOUNT ${MOUNT_OPTS} ||
+		error "remount failed"
+
+	if is_mounted $MOUNT2; then
+		umount_client $MOUNT2 || error "umount $MOUNT2 failed"
+	fi
+	if [ "$MOUNT_2" ]; then
+		mount_client $MOUNT2 ${MOUNT_OPTS} ||
+			error "remount failed"
+	fi
+}
+
+cleanup_nodemap_after_enc_tests() {
+	do_facet mgs $LCTL nodemap_modify --name default \
+		--property forbid_encryption --value 0
+	wait_nm_sync default forbid_encryption
+	do_facet mgs $LCTL nodemap_activate 0
+	wait_nm_sync active
+}
+
+test_36() {
+	$LCTL get_param mdc.*.import | grep -q client_encryption ||
+		skip "client encryption not supported"
+
+	mount.lustre --help |& grep -q "test_dummy_encryption:" ||
+		skip "need dummy encryption support"
+
+	stack_trap cleanup_for_enc_tests EXIT
+
+	# first make sure it is possible to enable encryption
+	# when nodemap is not active
+	setup_for_enc_tests
+	rmdir $DIR/$tdir
+	umount_client $MOUNT || error "umount $MOUNT failed (1)"
+
+	# then activate nodemap, and retry
+	# should succeed as encryption is not forbidden on default nodemap
+	# by default
+	stack_trap cleanup_nodemap_after_enc_tests EXIT
+	do_facet mgs $LCTL nodemap_activate 1
+	wait_nm_sync active
+	forbid=$(do_facet mgs lctl get_param -n nodemap.default.forbid_encryption)
+	[ $forbid -eq 0 ] || error "wrong default value for forbid_encryption"
+	mount_client $MOUNT ${MOUNT_OPTS},test_dummy_encryption ||
+		error "mount '-o test_dummy_encryption' failed with default"
+	umount_client $MOUNT || error "umount $MOUNT failed (2)"
+
+	# then forbid encryption, and retry
+	do_facet mgs $LCTL nodemap_modify --name default \
+		--property forbid_encryption --value 1
+	wait_nm_sync default forbid_encryption
+	mount_client $MOUNT ${MOUNT_OPTS},test_dummy_encryption &&
+		error "mount '-o test_dummy_encryption' should have failed"
+	return 0
+}
+run_test 36 "control if clients can use encryption"
+
+test_37() {
+	local testfile=$DIR/$tdir/$tfile
+	local tmpfile=$TMP/abc
+	local objdump=$TMP/objdump
+	local objid
+
+	$LCTL get_param mdc.*.import | grep -q client_encryption ||
+		skip "client encryption not supported"
+
+	mount.lustre --help |& grep -q "test_dummy_encryption:" ||
+		skip "need dummy encryption support"
+
+	[ "$ost1_FSTYPE" = ldiskfs ] || skip "ldiskfs only test (using debugfs)"
+
+	stack_trap cleanup_for_enc_tests EXIT
+	setup_for_enc_tests
+
+	# write a few bytes in file
+	echo "abc" > $tmpfile
+	$LFS setstripe -c1 -i0 $testfile
+	dd if=$tmpfile of=$testfile bs=4 count=1 conv=fsync
+	do_facet ost1 "sync; sync"
+
+	# check that content on ost is encrypted
+	objid=$($LFS getstripe $testfile | awk '/obdidx/{getline; print $2}')
+	do_facet ost1 "$DEBUGFS -c -R 'cat O/0/d$(($objid % 32))/$objid' \
+		 $(ostdevname 1)" > $objdump
+	cmp -s $objdump $tmpfile &&
+		error "file $testfile is not encrypted on ost"
+
+	# check that in-memory representation of file is correct
+	cmp -bl ${tmpfile} ${testfile} ||
+		error "file $testfile is corrupted in memory"
+
+	cancel_lru_locks osc ; cancel_lru_locks mdc
+
+	# check that file read from server is correct
+	cmp -bl ${tmpfile} ${testfile} ||
+		error "file $testfile is corrupted on server"
+
+	rm -f $tmpfile $objdump
+}
+run_test 37 "simple encrypted file"
+
+test_38() {
+	local testfile=$DIR/$tdir/$tfile
+	local tmpfile=$TMP/abc
+	local objid
+	local blksz
+	local srvsz=0
+	local filesz
+	local bsize
+	local pagesz=$(getconf PAGE_SIZE)
+
+	$LCTL get_param mdc.*.import | grep -q client_encryption ||
+		skip "client encryption not supported"
+
+	mount.lustre --help |& grep -q "test_dummy_encryption:" ||
+		skip "need dummy encryption support"
+
+	stack_trap cleanup_for_enc_tests EXIT
+	setup_for_enc_tests
+
+	# get block size on ost
+	blksz=$($LCTL get_param osc.$FSNAME*.import |
+		awk '/grant_block_size:/ { print $2; exit; }')
+	# write a few bytes in file at offset $blksz
+	echo "abc" > $tmpfile
+	$LFS setstripe -c1 -i0 $testfile
+	dd if=$tmpfile of=$testfile bs=4 count=1 seek=$blksz \
+		oflag=seek_bytes conv=fsync
+
+	blksz=$(($blksz > $pagesz ? $blksz : $pagesz))
+	# check that in-memory representation of file is correct
+	bsize=$(stat --format=%B $testfile)
+	filesz=$(stat --format=%b $testfile)
+	filesz=$((filesz*bsize))
+	[ $filesz -le $blksz ] ||
+		error "file $testfile is $filesz long in memory"
+
+	cancel_lru_locks osc ; cancel_lru_locks mdc
+
+	# check that file read from server is correct
+	bsize=$(stat --format=%B $testfile)
+	filesz=$(stat --format=%b $testfile)
+	filesz=$((filesz*bsize))
+	[ $filesz -le $blksz ] ||
+		error "file $testfile is $filesz long on server"
+
+	rm -f $tmpfile
+}
+run_test 38 "encrypted file with hole"
+
+test_39() {
+	local testfile=$DIR/$tdir/$tfile
+	local tmpfile=$TMP/abc
+
+	$LCTL get_param mdc.*.import | grep -q client_encryption ||
+		skip "client encryption not supported"
+
+	mount.lustre --help |& grep -q "test_dummy_encryption:" ||
+		skip "need dummy encryption support"
+
+	stack_trap cleanup_for_enc_tests EXIT
+	setup_for_enc_tests
+
+	# write a few bytes in file
+	echo "abc" > $tmpfile
+	$LFS setstripe -c1 -i0 $testfile
+	dd if=$tmpfile of=$testfile bs=4 count=1 conv=fsync
+
+	# write a few more bytes in the same page
+	dd if=$tmpfile of=$testfile bs=4 count=1 seek=1024 oflag=seek_bytes \
+		conv=fsync,notrunc
+
+	dd if=$tmpfile of=$tmpfile bs=4 count=1 seek=1024 oflag=seek_bytes \
+		conv=fsync,notrunc
+
+	# check that in-memory representation of file is correct
+	cmp -bl $tmpfile $testfile ||
+		error "file $testfile is corrupted in memory"
+
+	cancel_lru_locks osc ; cancel_lru_locks mdc
+
+	# check that file read from server is correct
+	cmp -bl $tmpfile $testfile ||
+		error "file $testfile is corrupted on server"
+
+	rm -f $tmpfile
+}
+run_test 39 "rewrite data in already encrypted page"
+
+test_40() {
+	local testfile=$DIR/$tdir/$tfile
+	local tmpfile=$TMP/abc
+	local tmpfile2=$TMP/abc2
+	local seek
+
+	$LCTL get_param mdc.*.import | grep -q client_encryption ||
+		skip "client encryption not supported"
+
+	mount.lustre --help |& grep -q "test_dummy_encryption:" ||
+		skip "need dummy encryption support"
+
+	[[ $OSTCOUNT -lt 2 ]] && skip_env "needs >= 2 OSTs"
+
+	stack_trap cleanup_for_enc_tests EXIT
+	setup_for_enc_tests
+
+	# write a few bytes in file
+	echo "abc" > $tmpfile
+	$LFS setstripe -c1 -i0 $testfile
+	dd if=$tmpfile of=$testfile bs=4 count=1 conv=fsync
+
+	# check that in-memory representation of file is correct
+	cmp -bl $tmpfile $testfile ||
+		error "file $testfile is corrupted in memory (1)"
+
+	cancel_lru_locks osc ; cancel_lru_locks mdc
+
+	# check that file read from server is correct
+	cmp -bl $tmpfile $testfile ||
+		error "file $testfile is corrupted on server (1)"
+
+	# write a few other bytes in same page
+	dd if=$tmpfile of=$testfile bs=4 count=1 seek=256 oflag=seek_bytes \
+		conv=fsync,notrunc
+
+	dd if=$tmpfile of=$tmpfile bs=4 count=1 seek=256 oflag=seek_bytes \
+		conv=fsync,notrunc
+
+	# check that in-memory representation of file is correct
+	cmp -bl $tmpfile $testfile ||
+		error "file $testfile is corrupted in memory (2)"
+
+	cancel_lru_locks osc ; cancel_lru_locks mdc
+
+	# check that file read from server is correct
+	cmp -bl $tmpfile $testfile ||
+		error "file $testfile is corrupted on server (2)"
+
+	rm -f $testfile $tmpfile
+	cancel_lru_locks osc ; cancel_lru_locks mdc
+
+	# write a few bytes in file, at end of first page
+	echo "abc" > $tmpfile
+	$LFS setstripe -c1 -i0 $testfile
+	seek=$(getconf PAGESIZE)
+	seek=$((seek - 4))
+	dd if=$tmpfile of=$testfile bs=4 count=1 seek=$seek oflag=seek_bytes \
+		conv=fsync,notrunc
+
+	# write a few other bytes at beginning of first page
+	dd if=$tmpfile of=$testfile bs=4 count=1 conv=fsync,notrunc
+
+	dd if=$tmpfile of=$tmpfile bs=4 count=1 seek=$seek oflag=seek_bytes \
+		conv=fsync,notrunc
+
+	# check that in-memory representation of file is correct
+	cmp -bl $tmpfile $testfile ||
+		error "file $testfile is corrupted in memory (3)"
+
+	cancel_lru_locks osc ; cancel_lru_locks mdc
+
+	# check that file read from server is correct
+	cmp -bl $tmpfile $testfile ||
+		error "file $testfile is corrupted on server (3)"
+
+	rm -f $testfile $tmpfile
+	cancel_lru_locks osc ; cancel_lru_locks mdc
+
+	# write a few bytes in file, at beginning of second page
+	echo "abc" > $tmpfile
+	$LFS setstripe -c1 -i0 $testfile
+	seek=$(getconf PAGESIZE)
+	dd if=$tmpfile of=$testfile bs=4 count=1 seek=$seek oflag=seek_bytes \
+		conv=fsync,notrunc
+	dd if=$tmpfile of=$tmpfile2 bs=4 count=1 seek=$seek oflag=seek_bytes \
+		conv=fsync,notrunc
+
+	# write a few other bytes at end of first page
+	seek=$((seek - 4))
+	dd if=$tmpfile of=$testfile bs=4 count=1 seek=$seek oflag=seek_bytes \
+		conv=fsync,notrunc
+	dd if=$tmpfile of=$tmpfile2 bs=4 count=1 seek=$seek oflag=seek_bytes \
+		conv=fsync,notrunc
+
+	# check that in-memory representation of file is correct
+	cmp -bl $tmpfile2 $testfile ||
+		error "file $testfile is corrupted in memory (4)"
+
+	cancel_lru_locks osc ; cancel_lru_locks mdc
+
+	# check that file read from server is correct
+	cmp -bl $tmpfile2 $testfile ||
+		error "file $testfile is corrupted on server (4)"
+
+	rm -f $testfile $tmpfile $tmpfile2
+	cancel_lru_locks osc ; cancel_lru_locks mdc
+
+	# write a few bytes in file, at beginning of first stripe
+	echo "abc" > $tmpfile
+	$LFS setstripe -S 256k -c2 $testfile
+	dd if=$tmpfile of=$testfile bs=4 count=1 conv=fsync,notrunc
+
+	# write a few other bytes, at beginning of second stripe
+	dd if=$tmpfile of=$testfile bs=4 count=1 seek=262144 oflag=seek_bytes \
+		conv=fsync,notrunc
+	dd if=$tmpfile of=$tmpfile bs=4 count=1 seek=262144 oflag=seek_bytes \
+		conv=fsync,notrunc
+
+	# check that in-memory representation of file is correct
+	cmp -bl $tmpfile $testfile ||
+		error "file $testfile is corrupted in memory (5)"
+
+	cancel_lru_locks osc ; cancel_lru_locks mdc
+
+	# check that file read from server is correct
+	cmp -bl $tmpfile $testfile ||
+		error "file $testfile is corrupted on server (5)"
+
+	rm -f $tmpfile
+}
+run_test 40 "exercise size of encrypted file"
+
+test_41() {
+	local testfile=$DIR/$tdir/$tfile
+	local tmpfile=$TMP/abc
+	local tmpfile2=$TMP/abc2
+	local seek
+
+	$LCTL get_param mdc.*.import | grep -q client_encryption ||
+		skip "client encryption not supported"
+
+	mount.lustre --help |& grep -q "test_dummy_encryption:" ||
+		skip "need dummy encryption support"
+
+	stack_trap cleanup_for_enc_tests EXIT
+	setup_for_enc_tests
+
+	echo "abc" > $tmpfile
+	seek=$(getconf PAGESIZE)
+	seek=$((seek - 204))
+	dd if=$tmpfile of=$tmpfile2 bs=4 count=1 seek=$seek oflag=seek_bytes \
+		conv=fsync
+	seek=$(getconf PAGESIZE)
+	seek=$((seek + 1092))
+	dd if=$tmpfile of=$tmpfile2 bs=4 count=1 seek=$seek oflag=seek_bytes \
+		conv=fsync,notrunc
+
+	# write a few bytes in file
+	$LFS setstripe -c1 -i0 -S 256k $testfile
+	seek=$(getconf PAGESIZE)
+	seek=$((seek - 204))
+	#define OBD_FAIL_OST_WR_ATTR_DELAY	 0x250
+	do_facet ost1 "$LCTL set_param fail_loc=0x250 fail_val=15"
+	dd if=$tmpfile of=$testfile bs=4 count=1 seek=$seek oflag=seek_bytes \
+		conv=fsync &
+
+	sleep 5
+	# write a few other bytes, at a different offset
+	seek=$(getconf PAGESIZE)
+	seek=$((seek + 1092))
+	dd if=$tmpfile of=$testfile bs=4 count=1 seek=$seek oflag=seek_bytes \
+		conv=fsync,notrunc &
+	wait
+	do_facet ost1 "$LCTL set_param fail_loc=0x0"
+
+	# check that in-memory representation of file is correct
+	cmp -bl $tmpfile2 $testfile ||
+		error "file $testfile is corrupted in memory (1)"
+
+	cancel_lru_locks osc ; cancel_lru_locks mdc
+
+	# check that file read from server is correct
+	cmp -bl $tmpfile2 $testfile ||
+		error "file $testfile is corrupted on server (1)"
+
+	rm -f $tmpfile $tmpfile2
+}
+run_test 41 "test race on encrypted file size (1)"
+
+test_42() {
+	local testfile=$DIR/$tdir/$tfile
+	local testfile2=$DIR2/$tdir/$tfile
+	local tmpfile=$TMP/abc
+	local tmpfile2=$TMP/abc2
+	local pagesz=$(getconf PAGESIZE)
+	local seek
+
+	$LCTL get_param mdc.*.import | grep -q client_encryption ||
+		skip "client encryption not supported"
+
+	mount.lustre --help |& grep -q "test_dummy_encryption:" ||
+		skip "need dummy encryption support"
+
+	stack_trap cleanup_for_enc_tests EXIT
+	setup_for_enc_tests
+
+	if is_mounted $MOUNT2; then
+		umount_client $MOUNT2 || error "umount $MOUNT2 failed"
+	fi
+	mount_client $MOUNT2 ${MOUNT_OPTS},test_dummy_encryption ||
+		error "mount2 with '-o test_dummy_encryption' failed"
+
+	# create file by writting one whole page
+	$LFS setstripe -c1 -i0 -S 256k $testfile
+	dd if=/dev/zero of=$testfile bs=$pagesz count=1 conv=fsync
+
+	# read file from 2nd mount point
+	cat $testfile2 > /dev/null
+
+	echo "abc" > $tmpfile
+	dd if=/dev/zero of=$tmpfile2 bs=$pagesz count=1 conv=fsync
+	seek=$((2*pagesz - 204))
+	dd if=$tmpfile of=$tmpfile2 bs=4 count=1 seek=$seek oflag=seek_bytes \
+		conv=fsync,notrunc
+	seek=$((2*pagesz + 1092))
+	dd if=$tmpfile of=$tmpfile2 bs=4 count=1 seek=$seek oflag=seek_bytes \
+		conv=fsync,notrunc
+
+	# write a few bytes in file from 1st mount point
+	seek=$((2*pagesz - 204))
+	#define OBD_FAIL_OST_WR_ATTR_DELAY	 0x250
+	do_facet ost1 "$LCTL set_param fail_loc=0x250 fail_val=15"
+	dd if=$tmpfile of=$testfile bs=4 count=1 seek=$seek oflag=seek_bytes \
+		conv=fsync,notrunc &
+
+	sleep 5
+	# write a few other bytes, at a different offset from 2nd mount point
+	seek=$((2*pagesz + 1092))
+	dd if=$tmpfile of=$testfile2 bs=4 count=1 seek=$seek oflag=seek_bytes \
+		conv=fsync,notrunc &
+	wait
+	do_facet ost1 "$LCTL set_param fail_loc=0x0"
+
+	# check that in-memory representation of file is correct
+	cmp -bl $tmpfile2 $testfile ||
+		error "file $testfile is corrupted in memory (1)"
+
+	# check that in-memory representation of file is correct
+	cmp -bl $tmpfile2 $testfile2 ||
+		error "file $testfile is corrupted in memory (2)"
+
+	cancel_lru_locks osc ; cancel_lru_locks mdc
+
+	# check that file read from server is correct
+	cmp -bl $tmpfile2 $testfile ||
+		error "file $testfile is corrupted on server (1)"
+
+	rm -f $tmpfile $tmpfile2
+}
+run_test 42 "test race on encrypted file size (2)"
+
+test_43() {
+	local testfile=$DIR/$tdir/$tfile
+	local testfile2=$DIR2/$tdir/$tfile
+	local tmpfile=$TMP/abc
+	local tmpfile2=$TMP/abc2
+	local resfile=$TMP/res
+	local pagesz=$(getconf PAGESIZE)
+	local seek
+
+	$LCTL get_param mdc.*.import | grep -q client_encryption ||
+		skip "client encryption not supported"
+
+	mount.lustre --help |& grep -q "test_dummy_encryption:" ||
+		skip "need dummy encryption support"
+
+	stack_trap cleanup_for_enc_tests EXIT
+	setup_for_enc_tests
+
+	if is_mounted $MOUNT2; then
+		umount_client $MOUNT2 || error "umount $MOUNT2 failed"
+	fi
+	mount_client $MOUNT2 ${MOUNT_OPTS},test_dummy_encryption ||
+		error "mount2 with '-o test_dummy_encryption' failed"
+
+	# create file
+	tr '\0' '1' < /dev/zero |
+		dd of=$tmpfile bs=1 count=$pagesz conv=fsync
+	$LFS setstripe -c1 -i0 -S 256k $testfile
+	cp $tmpfile $testfile
+
+	# read file from 2nd mount point
+	cat $testfile2 > /dev/null
+
+	# write a few bytes in file from 1st mount point
+	echo "abc" > $tmpfile2
+	seek=$((2*pagesz - 204))
+	#define OBD_FAIL_OST_WR_ATTR_DELAY	 0x250
+	do_facet ost1 "$LCTL set_param fail_loc=0x250 fail_val=15"
+	dd if=$tmpfile2 of=$testfile bs=4 count=1 seek=$seek oflag=seek_bytes \
+		conv=fsync,notrunc &
+
+	sleep 5
+	# read file from 2nd mount point
+	dd if=$testfile2 of=$resfile bs=$pagesz count=1 conv=fsync,notrunc
+	cmp -bl $tmpfile $resfile ||
+		error "file $testfile is corrupted in memory (1)"
+
+	wait
+	do_facet ost1 "$LCTL set_param fail_loc=0x0"
+
+	# check that in-memory representation of file is correct
+	dd if=$tmpfile2 of=$tmpfile bs=4 count=1 seek=$seek oflag=seek_bytes \
+		conv=fsync,notrunc
+	cmp -bl $tmpfile $testfile2 ||
+		error "file $testfile is corrupted in memory (2)"
+
+	cancel_lru_locks osc ; cancel_lru_locks mdc
+
+	# check that file read from server is correct
+	cmp -bl $tmpfile $testfile ||
+		error "file $testfile is corrupted on server (1)"
+
+	rm -f $tmpfile $tmpfile2
+}
+run_test 43 "test race on encrypted file size (3)"
+
+test_44() {
+	local testfile=$DIR/$tdir/$tfile
+	local tmpfile=$TMP/abc
+	local resfile=$TMP/resfile
+	local pagesz=$(getconf PAGESIZE)
+	local respage
+
+	$LCTL get_param mdc.*.import | grep -q client_encryption ||
+		skip "client encryption not supported"
+
+	mount.lustre --help |& grep -q "test_dummy_encryption:" ||
+		skip "need dummy encryption support"
+
+	which vmtouch || skip "This test needs vmtouch utility"
+
+	# Direct I/O is now supported on encrypted files.
+
+	stack_trap cleanup_for_enc_tests EXIT
+	setup_for_enc_tests
+
+	$LFS setstripe -c1 -i0 $testfile
+	dd if=/dev/urandom of=$tmpfile bs=$pagesz count=2 conv=fsync
+	dd if=$tmpfile of=$testfile bs=$pagesz count=2 oflag=direct ||
+		error "could not write to file with O_DIRECT (1)"
+
+	respage=$(vmtouch $testfile | awk '/Resident Pages:/ {print $3}')
+	[ "$respage" == "0/2" ] ||
+		error "write to enc file fell back to buffered IO"
+
+	cancel_lru_locks
+
+	dd if=$testfile of=$resfile bs=$pagesz count=2 iflag=direct ||
+		error "could not read from file with O_DIRECT (1)"
+
+	respage=$(vmtouch $testfile | awk '/Resident Pages:/ {print $3}')
+	[ "$respage" == "0/2" ] ||
+		error "read from enc file fell back to buffered IO"
+
+	cmp -bl $tmpfile $resfile ||
+		error "file $testfile is corrupted (1)"
+
+	rm -f $resfile
+
+	$TRUNCATE $tmpfile $pagesz
+	dd if=$tmpfile of=$testfile bs=$pagesz count=1 seek=13 oflag=direct ||
+		error "could not write to file with O_DIRECT (2)"
+
+	cancel_lru_locks
+
+	dd if=$testfile of=$resfile bs=$pagesz count=1 skip=13 iflag=direct ||
+		error "could not read from file with O_DIRECT (2)"
+	cmp -bl $tmpfile $resfile ||
+		error "file $testfile is corrupted (2)"
+
+	rm -f $testfile $resfile
+	$LFS setstripe -c1 -i0 $testfile
+
+	$TRUNCATE $tmpfile $((pagesz/2 - 5))
+	cp $tmpfile $testfile
+
+	cancel_lru_locks
+
+	dd if=$testfile of=$resfile bs=$pagesz count=1 iflag=direct ||
+		error "could not read from file with O_DIRECT (3)"
+	cmp -bl $tmpfile $resfile ||
+		error "file $testfile is corrupted (3)"
+
+	rm -f $tmpfile $resfile
+}
+run_test 44 "encrypted file access semantics: direct IO"
+
+test_45() {
+	local testfile=$DIR/$tdir/$tfile
+	local tmpfile=$TMP/junk
+
+	$LCTL get_param mdc.*.import | grep -q client_encryption ||
+		skip "client encryption not supported"
+
+	mount.lustre --help |& grep -q "test_dummy_encryption:" ||
+		skip "need dummy encryption support"
+
+	stack_trap cleanup_for_enc_tests EXIT
+	setup_for_enc_tests
+
+	$LFS setstripe -c1 -i0 $testfile
+	dd if=/dev/zero of=$testfile bs=512K count=1
+	$MULTIOP $testfile OSMRUc || error "$MULTIOP $testfile failed (1)"
+	$MULTIOP $testfile OSMWUc || error "$MULTIOP $testfile failed (2)"
+
+	dd if=/dev/zero of=$tmpfile bs=512K count=1
+	$MULTIOP $tmpfile OSMWUc || error "$MULTIOP $tmpfile failed"
+	$MMAP_CAT $tmpfile > ${tmpfile}2
+
+	cancel_lru_locks
+
+	$MULTIOP $testfile OSMRUc
+	$MMAP_CAT $testfile > ${testfile}2
+	cmp -bl ${tmpfile}2 ${testfile}2 ||
+		error "file $testfile is corrupted"
+
+	rm -f $tmpfile ${tmpfile}2
+}
+run_test 45 "encrypted file access semantics: MMAP"
+
+test_46() {
+	local testdir=$DIR/$tdir/mydir
+	local testfile=$testdir/myfile
+	local testdir2=$DIR/$tdir/mydirwithaveryverylongnametotestcodebehaviour0
+	local testfile2=$testdir/myfilewithaveryverylongnametotestcodebehaviour0
+	local lsfile=$TMP/lsfile
+	local scrambleddir
+	local scrambledfile
+
+	$LCTL get_param mdc.*.import | grep -q client_encryption ||
+		skip "client encryption not supported"
+
+	mount.lustre --help |& grep -q "test_dummy_encryption:" ||
+		skip "need dummy encryption support"
+
+	stack_trap cleanup_for_enc_tests EXIT
+	setup_for_enc_tests
+
+	touch $DIR/$tdir/$tfile
+	mkdir $testdir
+	echo test > $testfile
+	echo othertest > $testfile2
+	if [[ $MDSCOUNT -gt 1 ]]; then
+		$LFS setdirstripe -c1 -i1 $testdir2
+	else
+		mkdir $testdir2
+	fi
+	sync ; echo 3 > /proc/sys/vm/drop_caches
+
+	# remove fscrypt key from keyring
+	keyctl revoke $(keyctl show | awk '$7 ~ "^fscrypt:" {print $1}')
+	keyctl reap
+	cancel_lru_locks
+
+	# this is $testdir2
+	scrambleddir=$(find $DIR/$tdir/ -maxdepth 1 -mindepth 1 -type d| grep _)
+	stat $scrambleddir || error "stat $scrambleddir failed"
+	rmdir $scrambleddir || error "rmdir $scrambleddir failed"
+
+	scrambleddir=$(find $DIR/$tdir/ -maxdepth 1 -mindepth 1 -type d)
+	ls -1 $scrambleddir > $lsfile || error "ls $testdir failed (1)"
+
+	scrambledfile=$scrambleddir/$(head -n 1 $lsfile)
+	stat $scrambledfile || error "stat $scrambledfile failed (1)"
+	rm -f $lsfile
+
+	cat $scrambledfile && error "cat $scrambledfile should have failed (1)"
+	rm -f $scrambledfile || error "rm $scrambledfile failed (1)"
+
+	ls -1 $scrambleddir > $lsfile || error "ls $testdir failed (2)"
+	scrambledfile=$scrambleddir/$(head -n 1 $lsfile)
+	stat $scrambledfile || error "stat $scrambledfile failed (2)"
+	rm -f $lsfile
+	cat $scrambledfile && error "cat $scrambledfile should have failed (2)"
+
+	touch $scrambleddir/otherfile &&
+		error "touch otherfile should have failed"
+	ls $scrambleddir/otherfile && error "otherfile should not exist"
+	mkdir $scrambleddir/otherdir &&
+		error "mkdir otherdir should have failed"
+	ls -d $scrambleddir/otherdir && error "otherdir should not exist"
+
+	ls -R $DIR
+	rm -f $scrambledfile || error "rm $scrambledfile failed (2)"
+	rmdir $scrambleddir || error "rmdir $scrambleddir failed"
+	ls -R $DIR
+}
+run_test 46 "encrypted file access semantics without key"
+
+test_47() {
+	local testfile=$DIR/$tdir/$tfile
+	local testfile2=$DIR/$tdir/${tfile}.2
+	local tmpfile=$DIR/junk
+	local scrambleddir
+	local scrambledfile
+
+	$LCTL get_param mdc.*.import | grep -q client_encryption ||
+		skip "client encryption not supported"
+
+	mount.lustre --help |& grep -q "test_dummy_encryption:" ||
+		skip "need dummy encryption support"
+
+	stack_trap cleanup_for_enc_tests EXIT
+	setup_for_enc_tests
+
+	dd if=/dev/urandom of=$tmpfile bs=512K count=1
+	mrename $tmpfile $testfile &&
+		error "rename from unencrypted to encrypted dir should fail"
+
+	ln $tmpfile $testfile &&
+		error "link from encrypted to unencrypted dir should fail"
+
+	cp $tmpfile $testfile ||
+		error "cp from unencrypted to encrypted dir should succeed"
+	rm -f $tmpfile
+
+	mrename $testfile $testfile2 ||
+		error "rename from within encrypted dir should succeed"
+
+	ln $testfile2 $testfile ||
+		error "link from within encrypted dir should succeed"
+	cmp -bl $testfile2 $testfile ||
+		error "cannot read from hard link (1.1)"
+	echo a >> $testfile || error "cannot write to hard link (1)"
+	cancel_lru_locks
+	cmp -bl $testfile2 $testfile ||
+		error "cannot read from hard link (1.2)"
+	rm -f $testfile
+
+	ln $testfile2 $tmpfile ||
+		error "link from unencrypted to encrypted dir should succeed"
+	cancel_lru_locks
+	cmp -bl $testfile2 $tmpfile ||
+		error "cannot read from hard link (2.1)"
+	echo a >> $tmpfile || error "cannot write to hard link (2)"
+	cancel_lru_locks
+	cmp -bl $testfile2 $tmpfile ||
+		error "cannot read from hard link (2.2)"
+	rm -f $tmpfile
+
+	# check we are limited in the number of hard links
+	# we can create for encrypted files, to what can fit into LinkEA
+	for i in $(seq 1 160); do
+		ln $testfile2 ${testfile}_$i || break
+	done
+	[ $i -lt 160 ] || error "hard link $i should fail"
+	rm -f ${testfile}_*
+
+	mrename $testfile2 $tmpfile &&
+		error "rename from encrypted to unencrypted dir should fail"
+	rm -f $testfile2
+	dd if=/dev/urandom of=$tmpfile bs=512K count=1
+
+	dd if=/dev/urandom of=$testfile bs=512K count=1
+	mkdir $DIR/$tdir/mydir
+
+	ln -s $testfile ${testfile}.sym ||
+		error "symlink from within encrypted dir should succeed"
+	cancel_lru_locks
+	cmp -bl $testfile ${testfile}.sym ||
+		error "cannot read from sym link (1.1)"
+	echo a >> ${testfile}.sym || error "cannot write to sym link (1)"
+	cancel_lru_locks
+	cmp -bl $testfile ${testfile}.sym ||
+		error "cannot read from sym link (1.2)"
+	[ $(stat -c %s ${testfile}.sym) -eq ${#testfile} ] ||
+		error "wrong symlink size (1)"
+
+	ln -s $tmpfile ${testfile}.sl ||
+		error "symlink from encrypted to unencrypted dir should succeed"
+	cancel_lru_locks
+	cmp -bl $tmpfile ${testfile}.sl ||
+		error "cannot read from sym link (2.1)"
+	echo a >> ${testfile}.sl || error "cannot write to sym link (2)"
+	cancel_lru_locks
+	cmp -bl $tmpfile ${testfile}.sl ||
+		error "cannot read from sym link (2.2)"
+	[ $(stat -c %s ${testfile}.sl) -eq ${#tmpfile} ] ||
+		error "wrong symlink size (2)"
+	rm -f ${testfile}.sl
+
+	sync ; echo 3 > /proc/sys/vm/drop_caches
+
+	# remove fscrypt key from keyring
+	keyctl revoke $(keyctl show | awk '$7 ~ "^fscrypt:" {print $1}')
+	keyctl reap
+	cancel_lru_locks
+
+	scrambleddir=$(find $DIR/$tdir/ -maxdepth 1 -mindepth 1 -type d)
+	scrambledfile=$(find $DIR/$tdir/ -maxdepth 1 -type f)
+	scrambledlink=$(find $DIR/$tdir/ -maxdepth 1 -type l)
+	ln $scrambledfile $scrambleddir/linkfile &&
+		error "ln linkfile should have failed"
+	mrename $scrambledfile $DIR/onefile2 &&
+		error "mrename from $scrambledfile should have failed"
+	touch $DIR/onefile
+	mrename $DIR/onefile $scrambleddir/otherfile &&
+		error "mrename to $scrambleddir should have failed"
+	readlink $scrambledlink ||
+		error "link should be read without key"
+	[ $(stat -c %s $scrambledlink) -eq \
+			$(expr length "$(readlink $scrambledlink)") ] ||
+		error "wrong symlink size without key"
+	readlink -e $scrambledlink &&
+		error "link should not point to anywhere useful"
+	ln -s $scrambledfile ${scrambledfile}.sym &&
+		error "symlink without key should fail (1)"
+	ln -s $tmpfile ${scrambledfile}.sl &&
+		error "symlink without key should fail (2)"
+
+	rm -f $tmpfile $DIR/onefile
+}
+run_test 47 "encrypted file access semantics: rename/link"
+
+test_48a() {
+	local save="$TMP/$TESTSUITE-$TESTNAME.parameters"
+	local testfile=$DIR/$tdir/$tfile
+	local tmpfile=$TMP/111
+	local tmpfile2=$TMP/abc
+	local pagesz=$(getconf PAGESIZE)
+	local sz
+	local seek
+	local scrambledfile
+
+	$LCTL get_param mdc.*.import | grep -q client_encryption ||
+		skip "client encryption not supported"
+
+	mount.lustre --help |& grep -q "test_dummy_encryption:" ||
+		skip "need dummy encryption support"
+
+	stack_trap cleanup_for_enc_tests EXIT
+	setup_for_enc_tests
+
+	# create file, 4 x PAGE_SIZE long
+	tr '\0' '1' < /dev/zero |
+		dd of=$tmpfile bs=1 count=4x$pagesz conv=fsync
+	$LFS setstripe -c1 -i0 $testfile
+	cp $tmpfile $testfile
+	echo "abc" > $tmpfile2
+
+	# decrease size: truncate to PAGE_SIZE
+	$TRUNCATE $tmpfile $pagesz
+	$TRUNCATE $testfile $pagesz
+	cancel_lru_locks osc ; cancel_lru_locks mdc
+	cmp -bl $tmpfile $testfile ||
+		error "file $testfile is corrupted (1)"
+
+	# increase size: truncate to 2 x PAGE_SIZE
+	sz=$((pagesz*2))
+	$TRUNCATE $tmpfile $sz
+	$TRUNCATE $testfile $sz
+	cancel_lru_locks osc ; cancel_lru_locks mdc
+	cmp -bl $tmpfile $testfile ||
+		error "file $testfile is corrupted (2)"
+
+	# write in 2nd page
+	seek=$((pagesz+100))
+	dd if=$tmpfile2 of=$tmpfile bs=4 count=1 seek=$seek oflag=seek_bytes \
+		conv=fsync,notrunc
+	dd if=$tmpfile2 of=$testfile bs=4 count=1 seek=$seek oflag=seek_bytes \
+		conv=fsync,notrunc
+	cancel_lru_locks osc ; cancel_lru_locks mdc
+	cmp -bl $tmpfile $testfile ||
+		error "file $testfile is corrupted (3)"
+
+	# truncate to PAGE_SIZE / 2
+	sz=$((pagesz/2))
+	$TRUNCATE $tmpfile $sz
+	$TRUNCATE $testfile $sz
+	cancel_lru_locks osc ; cancel_lru_locks mdc
+	cmp -bl $tmpfile $testfile ||
+		error "file $testfile is corrupted (4)"
+
+	# truncate to a smaller, non-multiple of PAGE_SIZE, non-multiple of 16
+	sz=$((sz-7))
+	$TRUNCATE $tmpfile $sz
+	$TRUNCATE $testfile $sz
+	cancel_lru_locks osc ; cancel_lru_locks mdc
+	cmp -bl $tmpfile $testfile ||
+		error "file $testfile is corrupted (5)"
+
+	# truncate to a larger, non-multiple of PAGE_SIZE, non-multiple of 16
+	sz=$((sz+18))
+	$TRUNCATE $tmpfile $sz
+	$TRUNCATE $testfile $sz
+	cancel_lru_locks osc ; cancel_lru_locks mdc
+	cmp -bl $tmpfile $testfile ||
+		error "file $testfile is corrupted (6)"
+
+	# truncate to a larger, non-multiple of PAGE_SIZE, in a different page
+	sz=$((sz+pagesz+30))
+	$TRUNCATE $tmpfile $sz
+	$TRUNCATE $testfile $sz
+	cancel_lru_locks osc ; cancel_lru_locks mdc
+	cmp -bl $tmpfile $testfile ||
+		error "file $testfile is corrupted (7)"
+
+	sync ; echo 3 > /proc/sys/vm/drop_caches
+
+	# remove fscrypt key from keyring
+	keyctl revoke $(keyctl show | awk '$7 ~ "^fscrypt:" {print $1}')
+	keyctl reap
+
+	scrambledfile=$(find $DIR/$tdir/ -maxdepth 1 -type f)
+	$TRUNCATE $scrambledfile 0 &&
+		error "truncate $scrambledfile should have failed without key"
+
+	rm -f $tmpfile $tmpfile2
+}
+run_test 48a "encrypted file access semantics: truncate"
+
+cleanup_for_enc_tests_othercli() {
+	local othercli=$1
+
+	# remount othercli normally
+	zconf_umount $othercli $MOUNT ||
+		error "umount $othercli $MOUNT failed"
+	zconf_mount $othercli $MOUNT ||
+		error "remount $othercli $MOUNT failed"
+}
+
+test_48b() {
+	local othercli
+
+	$LCTL get_param mdc.*.import | grep -q client_encryption ||
+		skip "client encryption not supported"
+
+	mount.lustre --help |& grep -q "test_dummy_encryption:" ||
+		skip "need dummy encryption support"
+
+	[ "$num_clients" -ge 2 ] || skip "Need at least 2 clients"
+
+	if [ "$HOSTNAME" == ${clients_arr[0]} ]; then
+		othercli=${clients_arr[1]}
+	else
+		othercli=${clients_arr[0]}
+	fi
+
+	stack_trap cleanup_for_enc_tests EXIT
+	stack_trap "cleanup_for_enc_tests_othercli $othercli" EXIT
+	setup_for_enc_tests
+	zconf_umount $othercli $MOUNT ||
+		error "umount $othercli $MOUNT failed"
+
+	cp /bin/sleep $DIR/$tdir/
+	cancel_lru_locks osc ; cancel_lru_locks mdc
+	$DIR/$tdir/sleep 30 &
+	# mount and IOs must be done in the same shell session, otherwise
+	# encryption key in session keyring is missing
+	do_node $othercli "$MOUNT_CMD -o ${MOUNT_OPTS},test_dummy_encryption \
+			   $MGSNID:/$FSNAME $MOUNT && \
+			   $TRUNCATE $DIR/$tdir/sleep 7"
+	wait || error "wait error"
+	cmp --silent /bin/sleep $DIR/$tdir/sleep ||
+		error "/bin/sleep and $DIR/$tdir/sleep differ"
+}
+run_test 48b "encrypted file: concurrent truncate"
+
+trace_cmd() {
+	local cmd="$@"
+
+	cancel_lru_locks
+	$LCTL set_param debug=+info
+	$LCTL clear
+
+	echo $cmd
+	eval $cmd
+	[ $? -eq 0 ] || error "$cmd failed"
+
+	if [ -z "$MATCHING_STRING" ]; then
+		$LCTL dk | grep -E "get xattr 'security.c'|get xattrs"
+	else
+		$LCTL dk | grep -E "$MATCHING_STRING"
+	fi
+	[ $? -ne 0 ] || error "get xattr event was triggered"
+}
+
+test_49() {
+	$LCTL get_param mdc.*.import | grep -q client_encryption ||
+		skip "client encryption not supported"
+
+	mount.lustre --help |& grep -q "test_dummy_encryption:" ||
+		skip "need dummy encryption support"
+
+	stack_trap cleanup_for_enc_tests EXIT
+	setup_for_enc_tests
+
+	local dirname=$DIR/$tdir/subdir
+
+	mkdir $dirname
+
+	trace_cmd stat $dirname
+	trace_cmd touch $dirname/f1
+	trace_cmd stat $dirname/f1
+	trace_cmd cat $dirname/f1
+	dd if=/dev/zero of=$dirname/f1 bs=1M count=10 conv=fsync
+	MATCHING_STRING="get xattr 'security.c'" \
+		trace_cmd $TRUNCATE $dirname/f1 10240
+	trace_cmd $LFS setstripe -E -1 -S 4M $dirname/f2
+	trace_cmd $LFS migrate -E -1 -S 256K $dirname/f2
+
+	if [[ $MDSCOUNT -gt 1 ]]; then
+		trace_cmd $LFS setdirstripe -i 1 $dirname/d2
+		trace_cmd $LFS migrate -m 0 $dirname/d2
+		touch $dirname/d2/subf
+		# migrate a non-empty encrypted dir
+		trace_cmd $LFS migrate -m 1 $dirname/d2
+
+		$LFS setdirstripe -i 1 -c 1 $dirname/d3
+		dirname=$dirname/d3/subdir
+		mkdir $dirname
+
+		trace_cmd stat $dirname
+		trace_cmd touch $dirname/f1
+		trace_cmd stat $dirname/f1
+		trace_cmd cat $dirname/f1
+		dd if=/dev/zero of=$dirname/f1 bs=1M count=10 conv=fsync
+		MATCHING_STRING="get xattr 'security.c'" \
+			trace_cmd $TRUNCATE $dirname/f1 10240
+		trace_cmd $LFS setstripe -E -1 -S 4M $dirname/f2
+		trace_cmd $LFS migrate -E -1 -S 256K $dirname/f2
+	else
+		skip_noexit "2nd part needs >= 2 MDTs"
+	fi
+}
+run_test 49 "Avoid getxattr for encryption context"
+
+test_50() {
+	local testfile=$DIR/$tdir/$tfile
+	local tmpfile=$TMP/abc
+	local pagesz=$(getconf PAGESIZE)
+	local sz
+
+	$LCTL get_param mdc.*.import | grep -q client_encryption ||
+		skip "client encryption not supported"
+
+	mount.lustre --help |& grep -q "test_dummy_encryption:" ||
+		skip "need dummy encryption support"
+
+	stack_trap cleanup_for_enc_tests EXIT
+	setup_for_enc_tests
+
+	# write small file, data on MDT only
+	tr '\0' '1' < /dev/zero |
+	    dd of=$tmpfile bs=1 count=5000 conv=fsync
+	$LFS setstripe -E 1M -L mdt -E EOF $testfile
+	cp $tmpfile $testfile
+
+	# check that in-memory representation of file is correct
+	cmp -bl $tmpfile $testfile ||
+		error "file $testfile is corrupted in memory"
+
+	cancel_lru_locks osc ; cancel_lru_locks mdc
+
+	# check that file read from server is correct
+	cmp -bl $tmpfile $testfile ||
+		error "file $testfile is corrupted on server"
+
+	# decrease size: truncate to PAGE_SIZE
+	$TRUNCATE $tmpfile $pagesz
+	$TRUNCATE $testfile $pagesz
+	cancel_lru_locks osc ; cancel_lru_locks mdc
+	cmp -bl $tmpfile $testfile ||
+		error "file $testfile is corrupted (1)"
+
+	# increase size: truncate to 2 x PAGE_SIZE
+	sz=$((pagesz*2))
+	$TRUNCATE $tmpfile $sz
+	$TRUNCATE $testfile $sz
+	cancel_lru_locks osc ; cancel_lru_locks mdc
+	cmp -bl $tmpfile $testfile ||
+		error "file $testfile is corrupted (2)"
+
+	# truncate to PAGE_SIZE / 2
+	sz=$((pagesz/2))
+	$TRUNCATE $tmpfile $sz
+	$TRUNCATE $testfile $sz
+	cancel_lru_locks osc ; cancel_lru_locks mdc
+	cmp -bl $tmpfile $testfile ||
+		error "file $testfile is corrupted (3)"
+
+	# truncate to a smaller, non-multiple of PAGE_SIZE, non-multiple of 16
+	sz=$((sz-7))
+	$TRUNCATE $tmpfile $sz
+	$TRUNCATE $testfile $sz
+	cancel_lru_locks osc ; cancel_lru_locks mdc
+	cmp -bl $tmpfile $testfile ||
+		error "file $testfile is corrupted (4)"
+
+	# truncate to a larger, non-multiple of PAGE_SIZE, non-multiple of 16
+	sz=$((sz+18))
+	$TRUNCATE $tmpfile $sz
+	$TRUNCATE $testfile $sz
+	cancel_lru_locks osc ; cancel_lru_locks mdc
+	cmp -bl $tmpfile $testfile ||
+		error "file $testfile is corrupted (5)"
+
+	# truncate to a larger, non-multiple of PAGE_SIZE, in a different page
+	sz=$((sz+pagesz+30))
+	$TRUNCATE $tmpfile $sz
+	$TRUNCATE $testfile $sz
+	cancel_lru_locks osc ; cancel_lru_locks mdc
+	cmp -bl $tmpfile $testfile ||
+		error "file $testfile is corrupted (6)"
+
+	rm -f $testfile
+	cancel_lru_locks osc ; cancel_lru_locks mdc
+
+	# write hole in file, data spread on MDT and OST
+	tr '\0' '2' < /dev/zero |
+	    dd of=$tmpfile bs=1 count=1539 seek=1539074 conv=fsync,notrunc
+	$LFS setstripe -E 1M -L mdt -E EOF $testfile
+	cp --sparse=always $tmpfile $testfile
+
+	# check that in-memory representation of file is correct
+	cmp -bl $tmpfile $testfile ||
+		error "file $testfile is corrupted in memory"
+
+	cancel_lru_locks osc ; cancel_lru_locks mdc
+
+	# check that file read from server is correct
+	cmp -bl $tmpfile $testfile ||
+		error "file $testfile is corrupted on server"
+
+	# truncate to a smaller, non-multiple of PAGE_SIZE, non-multiple of 16,
+	# inside OST part of data
+	sz=$((1024*1024+13))
+	$TRUNCATE $tmpfile $sz
+	$TRUNCATE $testfile $sz
+	cancel_lru_locks osc ; cancel_lru_locks mdc
+	cmp -bl $tmpfile $testfile ||
+		error "file $testfile is corrupted (7)"
+
+	# truncate to a smaller, non-multiple of PAGE_SIZE, non-multiple of 16,
+	# inside MDT part of data
+	sz=7
+	$TRUNCATE $tmpfile $sz
+	$TRUNCATE $testfile $sz
+	cancel_lru_locks osc ; cancel_lru_locks mdc
+	cmp -bl $tmpfile $testfile ||
+		error "file $testfile is corrupted (8)"
+
+	# truncate to a larger, non-multiple of PAGE_SIZE, non-multiple of 16,
+	# inside MDT part of data
+	sz=$((1024*1024-13))
+	$TRUNCATE $tmpfile $sz
+	$TRUNCATE $testfile $sz
+	cancel_lru_locks osc ; cancel_lru_locks mdc
+	cmp -bl $tmpfile $testfile ||
+		error "file $testfile is corrupted (9)"
+
+	# truncate to a larger, non-multiple of PAGE_SIZE, non-multiple of 16,
+	# inside OST part of data
+	sz=$((1024*1024+7))
+	$TRUNCATE $tmpfile $sz
+	$TRUNCATE $testfile $sz
+	cancel_lru_locks osc ; cancel_lru_locks mdc
+	cmp -bl $tmpfile $testfile ||
+		error "file $testfile is corrupted (10)"
+
+	rm -f $tmpfile
+}
+run_test 50 "DoM encrypted file"
+
+test_51() {
+	[ "$MDS1_VERSION" -gt $(version_code 2.13.53) ] ||
+		skip "Need MDS version at least 2.13.53"
+
+	mkdir $DIR/$tdir || error "mkdir $tdir"
+
+	touch $DIR/$tdir/$tfile || error "touch $tfile"
+	cp $(which chown) $DIR/$tdir || error "cp chown"
+	$RUNAS_CMD -u $ID0 $DIR/$tdir/chown $ID0 $DIR/$tdir/$tfile &&
+		error "chown $tfile should fail"
+	setcap 'CAP_CHOWN=ep' $DIR/$tdir/chown || error "setcap CAP_CHOWN"
+	$RUNAS_CMD -u $ID0 $DIR/$tdir/chown $ID0 $DIR/$tdir/$tfile ||
+		error "chown $tfile"
+	rm $DIR/$tdir/$tfile || error "rm $tfile"
+
+	touch $DIR/$tdir/$tfile || error "touch $tfile"
+	cp $(which touch) $DIR/$tdir || error "cp touch"
+	$RUNAS_CMD -u $ID0 $DIR/$tdir/touch $DIR/$tdir/$tfile &&
+		error "touch should fail"
+	setcap 'CAP_FOWNER=ep' $DIR/$tdir/touch || error "setcap CAP_FOWNER"
+	$RUNAS_CMD -u $ID0 $DIR/$tdir/touch $DIR/$tdir/$tfile ||
+		error "touch $tfile"
+	rm $DIR/$tdir/$tfile || error "rm $tfile"
+
+	local cap
+	for cap in "CAP_DAC_OVERRIDE" "CAP_DAC_READ_SEARCH"; do
+		touch $DIR/$tdir/$tfile || error "touch $tfile"
+		chmod 600 $DIR/$tdir/$tfile || error "chmod $tfile"
+		cp $(which cat) $DIR/$tdir || error "cp cat"
+		$RUNAS_CMD -u $ID0 $DIR/$tdir/cat $DIR/$tdir/$tfile &&
+			error "cat should fail"
+		setcap $cap=ep $DIR/$tdir/cat || error "setcap $cap"
+		$RUNAS_CMD -u $ID0 $DIR/$tdir/cat $DIR/$tdir/$tfile ||
+			error "cat $tfile"
+		rm $DIR/$tdir/$tfile || error "rm $tfile"
+	done
+}
+run_test 51 "FS capabilities ==============="
+
+test_52() {
+	local testfile=$DIR/$tdir/$tfile
+	local tmpfile=$TMP/$tfile
+	local mirror1=$TMP/$tfile.mirror1
+	local mirror2=$TMP/$tfile.mirror2
+
+	$LCTL get_param mdc.*.import | grep -q client_encryption ||
+		skip "client encryption not supported"
+
+	mount.lustre --help |& grep -q "test_dummy_encryption:" ||
+		skip "need dummy encryption support"
+
+	[[ $OSTCOUNT -lt 2 ]] && skip_env "needs >= 2 OSTs"
+
+	stack_trap cleanup_for_enc_tests EXIT
+	setup_for_enc_tests
+
+	dd if=/dev/urandom of=$tmpfile bs=5000 count=1 conv=fsync
+
+	$LFS mirror create -N -i0 -N -i1 $testfile ||
+		error "could not create mirror"
+
+	dd if=$tmpfile of=$testfile bs=5000 count=1 conv=fsync ||
+		error "could not write to $testfile"
+
+	$LFS mirror resync $testfile ||
+		error "could not resync mirror"
+
+	$LFS mirror verify -v $testfile ||
+		error "verify mirror failed"
+
+	$LFS mirror read -N 1 -o $mirror1 $testfile ||
+		error "could not read from mirror 1"
+
+	cmp -bl $tmpfile $mirror1 ||
+		error "mirror 1 is corrupted"
+
+	$LFS mirror read -N 2 -o $mirror2 $testfile ||
+		error "could not read from mirror 2"
+
+	cmp -bl $tmpfile $mirror2 ||
+		error "mirror 2 is corrupted"
+
+	tr '\0' '2' < /dev/zero |
+	    dd of=$tmpfile bs=1 count=9000 conv=fsync
+
+	$LFS mirror write -N 1 -i $tmpfile $testfile ||
+		error "could not write to mirror 1"
+
+	$LFS mirror verify -v $testfile &&
+		error "mirrors should be different"
+
+	rm -f $testfile $mirror1 $mirror2
+
+	$LFS setstripe -c1 -i0 $testfile
+	dd if=$tmpfile of=$testfile bs=9000 count=1 conv=fsync ||
+		error "write to $testfile failed"
+	$LFS getstripe $testfile
+	cancel_lru_locks
+
+	$LFS migrate -i1 $testfile ||
+		error "migrate $testfile failed"
+	$LFS getstripe $testfile
+	stripe=$($LFS getstripe -i $testfile)
+	[ $stripe -eq 1 ] || error "migrate file $testfile failed"
+
+	cancel_lru_locks
+	cmp -bl $tmpfile $testfile ||
+		error "migrated file is corrupted"
+
+	$LFS mirror extend -N -i0 $testfile ||
+		error "mirror extend $testfile failed"
+	$LFS getstripe $testfile
+	mirror_count=$($LFS getstripe -N $testfile)
+	[ $mirror_count -eq 2 ] ||
+		error "mirror extend file $testfile failed (1)"
+	stripe=$($LFS getstripe --mirror-id=1 -i $testfile)
+	[ $stripe -eq 1 ] || error "mirror extend file $testfile failed (2)"
+	stripe=$($LFS getstripe --mirror-id=2 -i $testfile)
+	[ $stripe -eq 0 ] || error "mirror extend file $testfile failed (3)"
+
+	cancel_lru_locks
+	$LFS mirror verify -v $testfile ||
+		error "mirror verify failed"
+	$LFS mirror read -N 1 -o $mirror1 $testfile ||
+		error "read from mirror 1 failed"
+	cmp -bl $tmpfile $mirror1 ||
+		error "corruption of mirror 1"
+	$LFS mirror read -N 2 -o $mirror2 $testfile ||
+		error "read from mirror 2 failed"
+	cmp -bl $tmpfile $mirror2 ||
+		error "corruption of mirror 2"
+
+	$LFS mirror split --mirror-id 1 -f ${testfile}.mirror $testfile &&
+		error "mirror split -f should fail"
+
+	$LFS mirror split --mirror-id 1 $testfile &&
+		error "mirror split without -d should fail"
+
+	$LFS mirror split --mirror-id 1 -d $testfile ||
+		error "mirror split failed"
+	$LFS getstripe $testfile
+	mirror_count=$($LFS getstripe -N $testfile)
+	[ $mirror_count -eq 1 ] ||
+		error "mirror split file $testfile failed (1)"
+	stripe=$($LFS getstripe --mirror-id=1 -i $testfile)
+	[ -z "$stripe" ] || error "mirror extend file $testfile failed (2)"
+	stripe=$($LFS getstripe --mirror-id=2 -i $testfile)
+	[ $stripe -eq 0 ] || error "mirror extend file $testfile failed (3)"
+
+	cancel_lru_locks
+	cmp -bl $tmpfile $testfile ||
+		error "extended/split file is corrupted"
+
+	rm -f $tmpfile $mirror1 $mirror2
+}
+run_test 52 "Mirrored encrypted file"
+
+test_53() {
+	local testfile=$DIR/$tdir/$tfile
+	local testfile2=$DIR2/$tdir/$tfile
+	local tmpfile=$TMP/$tfile.tmp
+	local resfile=$TMP/$tfile.res
+	local pagesz
+	local filemd5
+
+	$LCTL get_param mdc.*.import | grep -q client_encryption ||
+		skip "client encryption not supported"
+
+	mount.lustre --help |& grep -q "test_dummy_encryption:" ||
+		skip "need dummy encryption support"
+
+	pagesz=$(getconf PAGESIZE)
+	[[ $pagesz == 65536 ]] || skip "Need 64K PAGE_SIZE client"
+
+	do_node $mds1_HOST \
+		"mount.lustre --help |& grep -q 'test_dummy_encryption:'" ||
+			skip "need dummy encryption support on MDS client mount"
+
+	# this test is probably useless now, but may turn out to be useful when
+	# Lustre supports servers with PAGE_SIZE != 4KB
+	pagesz=$(do_node $mds1_HOST getconf PAGESIZE)
+	[[ $pagesz == 4096 ]] || skip "Need 4K PAGE_SIZE MDS client"
+
+	stack_trap cleanup_for_enc_tests EXIT
+	stack_trap "zconf_umount $mds1_HOST $MOUNT2" EXIT
+	setup_for_enc_tests
+
+	$LFS setstripe -c1 -i0 $testfile
+
+	# write from 1st client
+	cat /dev/urandom | tr -dc 'a-zA-Z0-9' |
+		dd of=$tmpfile bs=$((pagesz+3)) count=2 conv=fsync
+	dd if=$tmpfile of=$testfile bs=$((pagesz+3)) count=2 conv=fsync ||
+		error "could not write to $testfile (1)"
+
+	# read from 2nd client
+	# mount and IOs must be done in the same shell session, otherwise
+	# encryption key in session keyring is missing
+	do_node $mds1_HOST "mkdir -p $MOUNT2"
+	do_node $mds1_HOST \
+		"$MOUNT_CMD -o ${MOUNT_OPTS},test_dummy_encryption \
+		 $MGSNID:/$FSNAME $MOUNT2 && \
+		 dd if=$testfile2 of=$resfile bs=$((pagesz+3)) count=2" ||
+		error "could not read from $testfile2 (1)"
+
+	# compare
+	filemd5=$(do_node $mds1_HOST md5sum $resfile | awk '{print $1}')
+	[ $filemd5 = $(md5sum $tmpfile | awk '{print $1}') ] ||
+		error "file is corrupted (1)"
+	do_node $mds1_HOST rm -f $resfile
+	cancel_lru_locks
+
+	# truncate from 2nd client
+	$TRUNCATE $tmpfile $((pagesz+3))
+	zconf_umount $mds1_HOST $MOUNT2 ||
+		error "umount $mds1_HOST $MOUNT2 failed (1)"
+	do_node $mds1_HOST "$MOUNT_CMD -o ${MOUNT_OPTS},test_dummy_encryption \
+			   $MGSNID:/$FSNAME $MOUNT2 && \
+			   $TRUNCATE $testfile2 $((pagesz+3))" ||
+		error "could not truncate $testfile2 (1)"
+
+	# compare
+	cmp -bl $tmpfile $testfile ||
+		error "file is corrupted (2)"
+	rm -f $tmpfile $testfile
+	cancel_lru_locks
+	zconf_umount $mds1_HOST $MOUNT2 ||
+		error "umount $mds1_HOST $MOUNT2 failed (2)"
+
+	# do conversly
+	do_node $mds1_HOST \
+	      dd if=/dev/urandom of=$tmpfile bs=$((pagesz+3)) count=2 conv=fsync
+	# write from 2nd client
+	do_node $mds1_HOST \
+	   "$MOUNT_CMD -o ${MOUNT_OPTS},test_dummy_encryption \
+	    $MGSNID:/$FSNAME $MOUNT2 && \
+	    dd if=$tmpfile of=$testfile2 bs=$((pagesz+3)) count=2 conv=fsync" ||
+		error "could not write to $testfile2 (2)"
+
+	# read from 1st client
+	dd if=$testfile of=$resfile bs=$((pagesz+3)) count=2 ||
+		error "could not read from $testfile (2)"
+
+	# compare
+	filemd5=$(do_node $mds1_HOST md5sum -b $tmpfile | awk '{print $1}')
+	[ $filemd5 = $(md5sum -b $resfile | awk '{print $1}') ] ||
+		error "file is corrupted (3)"
+	rm -f $resfile
+	cancel_lru_locks
+
+	# truncate from 1st client
+	do_node $mds1_HOST "$TRUNCATE $tmpfile $((pagesz+3))"
+	$TRUNCATE $testfile $((pagesz+3)) ||
+		error "could not truncate $testfile (2)"
+
+	# compare
+	zconf_umount $mds1_HOST $MOUNT2 ||
+		error "umount $mds1_HOST $MOUNT2 failed (3)"
+	do_node $mds1_HOST "$MOUNT_CMD -o ${MOUNT_OPTS},test_dummy_encryption \
+			   $MGSNID:/$FSNAME $MOUNT2 && \
+			   cmp -bl $tmpfile $testfile2" ||
+		error "file is corrupted (4)"
+
+	do_node $mds1_HOST rm -f $tmpfile
+	rm -f $tmpfile
+}
+run_test 53 "Mixed PAGE_SIZE clients"
+
+test_54() {
+	local testdir=$DIR/$tdir/$ID0
+	local testfile=$testdir/$tfile
+	local testfile2=$testdir/${tfile}withveryverylongnametoexercisecode
+	local tmpfile=$TMP/${tfile}.tmp
+	local resfile=$TMP/${tfile}.res
+
+	$LCTL get_param mdc.*.import | grep -q client_encryption ||
+		skip "client encryption not supported"
+
+	mount.lustre --help |& grep -q "test_dummy_encryption:" ||
+		skip "need dummy encryption support"
+
+	which fscrypt || skip "This test needs fscrypt userspace tool"
+
+	fscrypt setup --force --verbose || error "fscrypt global setup failed"
+	sed -i 's/\(.*\)policy_version\(.*\):\(.*\)\"[0-9]*\"\(.*\)/\1policy_version\2:\3"2"\4/' \
+		/etc/fscrypt.conf
+	fscrypt setup --verbose $MOUNT || error "fscrypt setup $MOUNT failed"
+	mkdir -p $testdir
+	chown -R $ID0:$ID0 $testdir
+
+	echo -e 'mypass\nmypass' | su - $USER0 -c "fscrypt encrypt --verbose \
+		--source=custom_passphrase --name=protector $testdir" ||
+		error "fscrypt encrypt failed"
+
+	echo -e 'mypass\nmypass' | su - $USER0 -c "fscrypt encrypt --verbose \
+		--source=custom_passphrase --name=protector2 $testdir" &&
+		error "second fscrypt encrypt should have failed"
+
+	mkdir -p ${testdir}2 || error "mkdir ${testdir}2 failed"
+	touch ${testdir}2/f || error "mkdir ${testdir}2/f failed"
+	cancel_lru_locks
+
+	echo -e 'mypass\nmypass' | fscrypt encrypt --verbose \
+		--source=custom_passphrase --name=protector3 ${testdir}2 &&
+		error "fscrypt encrypt on non-empty dir should have failed"
+
+	$RUNAS dd if=/dev/urandom of=$testfile bs=127 count=1 conv=fsync ||
+		error "write to encrypted file $testfile failed"
+	cp $testfile $tmpfile
+	$RUNAS dd if=/dev/urandom of=$testfile2 bs=127 count=1 conv=fsync ||
+		error "write to encrypted file $testfile2 failed"
+	$RUNAS mkdir $testdir/subdir || error "mkdir subdir failed"
+	$RUNAS touch $testdir/subdir/subfile || error "mkdir subdir failed"
+
+	$RUNAS fscrypt lock --verbose $testdir ||
+		error "fscrypt lock $testdir failed (1)"
+
+	$RUNAS ls -R $testdir || error "ls -R $testdir failed"
+	local filecount=$($RUNAS find $testdir -type f | wc -l)
+	[ $filecount -eq 3 ] || error "found $filecount files"
+
+	scrambledfiles=( $(find $testdir/ -maxdepth 1 -type f) )
+	$RUNAS hexdump -C ${scrambledfiles[0]} &&
+		error "reading ${scrambledfiles[0]} should fail without key"
+
+	$RUNAS touch ${testfile}.nokey &&
+		error "touch ${testfile}.nokey should have failed without key"
+
+	echo mypass | $RUNAS fscrypt unlock --verbose $testdir ||
+		error "fscrypt unlock $testdir failed (1)"
+
+	$RUNAS cat $testfile > $resfile ||
+		error "reading $testfile failed"
+
+	cmp -bl $tmpfile $resfile || error "file read differs from file written"
+
+	$RUNAS fscrypt lock --verbose $testdir ||
+		error "fscrypt lock $testdir failed (2)"
+
+	$RUNAS hexdump -C ${scrambledfiles[1]} &&
+		error "reading ${scrambledfiles[1]} should fail without key"
+
+	echo mypass | $RUNAS fscrypt unlock --verbose $testdir ||
+		error "fscrypt unlock $testdir failed (2)"
+
+	rm -rf $testdir/*
+	$RUNAS fscrypt lock --verbose $testdir ||
+		error "fscrypt lock $testdir failed (3)"
+
+	rm -f $tmpfile $resfile
+}
+run_test 54 "Encryption policies with fscrypt"
+
+cleanup_55() {
+	# unmount client
+	if is_mounted $MOUNT; then
+		umount_client $MOUNT || error "umount $MOUNT failed"
+	fi
+
+	do_facet mgs $LCTL nodemap_del c0
+	do_facet mgs $LCTL nodemap_modify --name default \
+		 --property admin --value 0
+	do_facet mgs $LCTL nodemap_modify --name default \
+		 --property trusted --value 0
+	wait_nm_sync default admin_nodemap
+	wait_nm_sync default trusted_nodemap
+
+	do_facet mgs $LCTL nodemap_activate 0
+	wait_nm_sync active 0
+
+	if $SHARED_KEY; then
+		export SK_UNIQUE_NM=false
+	fi
+
+	# remount client
+	mount_client $MOUNT ${MOUNT_OPTS} || error "remount failed"
+	if [ "$MOUNT_2" ]; then
+		mount_client $MOUNT2 ${MOUNT_OPTS} || error "remount failed"
+	fi
+}
+
+test_55() {
+	(( $MDS1_VERSION > $(version_code 2.12.6.2) )) ||
+		skip "Need MDS version at least 2.12.6.3"
+
+	local client_ip
+	local client_nid
+
+	mkdir -p $DIR/$tdir/$USER0/testdir_groups
+	chown root:$ID0 $DIR/$tdir/$USER0
+	chmod 770 $DIR/$tdir/$USER0
+	chmod g+s $DIR/$tdir/$USER0
+	chown $ID0:$ID0 $DIR/$tdir/$USER0/testdir_groups
+	chmod 770 $DIR/$tdir/$USER0/testdir_groups
+	chmod g+s $DIR/$tdir/$USER0/testdir_groups
+
+	# unmount client completely
+	umount_client $MOUNT || error "umount $MOUNT failed"
+	if is_mounted $MOUNT2; then
+		umount_client $MOUNT2 || error "umount $MOUNT2 failed"
+	fi
+
+	do_nodes $(comma_list $(all_mdts_nodes)) \
+		$LCTL set_param mdt.*.identity_upcall=NONE
+
+	stack_trap cleanup_55 EXIT
+
+	do_facet mgs $LCTL nodemap_activate 1
+	wait_nm_sync active
+
+	do_facet mgs $LCTL nodemap_del c0 || true
+	wait_nm_sync c0 id ''
+
+	do_facet mgs $LCTL nodemap_modify --name default \
+		--property admin --value 1
+	do_facet mgs $LCTL nodemap_modify --name default \
+		--property trusted --value 1
+	wait_nm_sync default admin_nodemap
+	wait_nm_sync default trusted_nodemap
+
+	client_ip=$(host_nids_address $HOSTNAME $NETTYPE)
+	client_nid=$(h2nettype $client_ip)
+	do_facet mgs $LCTL nodemap_add c0
+	do_facet mgs $LCTL nodemap_add_range \
+		 --name c0 --range $client_nid
+	do_facet mgs $LCTL nodemap_modify --name c0 \
+		 --property admin --value 0
+	do_facet mgs $LCTL nodemap_modify --name c0 \
+		 --property trusted --value 1
+	wait_nm_sync c0 admin_nodemap
+	wait_nm_sync c0 trusted_nodemap
+
+	if $SHARED_KEY; then
+		export SK_UNIQUE_NM=true
+		# set some generic fileset to trigger SSK code
+		export FILESET=/
+	fi
+
+	# remount client to take nodemap into account
+	zconf_mount_clients $HOSTNAME $MOUNT $MOUNT_OPTS ||
+		error "remount failed"
+	unset FILESET
+
+	euid_access $USER0 $DIR/$tdir/$USER0/testdir_groups/file
+}
+run_test 55 "access with seteuid"
+
+test_56() {
+	local testfile=$DIR/$tdir/$tfile
+
+	[[ $(facet_fstype ost1) == zfs ]] && skip "skip ZFS backend"
+
+	$LCTL get_param mdc.*.import | grep -q client_encryption ||
+		skip "client encryption not supported"
+
+	mount.lustre --help |& grep -q "test_dummy_encryption:" ||
+		skip "need dummy encryption support"
+
+	[[ $OSTCOUNT -lt 2 ]] && skip_env "needs >= 2 OSTs"
+
+	stack_trap cleanup_for_enc_tests EXIT
+	setup_for_enc_tests
+
+	$LFS setstripe -c1 $testfile
+	dd if=/dev/urandom of=$testfile bs=1M count=3 conv=fsync
+	filefrag -v $testfile || error "filefrag $testfile failed"
+	(( $(filefrag -v $testfile | grep -c encrypted) >= 1 )) ||
+		error "filefrag $testfile does not show encrypted flag"
+	(( $(filefrag -v $testfile | grep -c encoded) >= 1 )) ||
+		error "filefrag $testfile does not show encoded flag"
+}
+run_test 56 "FIEMAP on encrypted file"
+
+test_57() {
+	local testdir=$DIR/$tdir/mytestdir
+	local testfile=$DIR/$tdir/$tfile
+
+	[[ $(facet_fstype ost1) == zfs ]] && skip "skip ZFS backend"
+
+	$LCTL get_param mdc.*.import | grep -q client_encryption ||
+		skip "client encryption not supported"
+
+	mount.lustre --help |& grep -q "test_dummy_encryption:" ||
+		skip "need dummy encryption support"
+
+	mkdir $DIR/$tdir
+	mkdir $testdir
+	setfattr -n security.c -v myval $testdir &&
+		error "setting xattr on $testdir should have failed (1)"
+	touch $testfile
+	setfattr -n security.c -v myval $testfile &&
+		error "setting xattr on $testfile should have failed (1)"
+
+	rm -rf $DIR/$tdir
+
+	stack_trap cleanup_for_enc_tests EXIT
+	setup_for_enc_tests
+
+	mkdir $testdir
+	if [ $(getfattr -n security.c $testdir 2>&1 |
+	       grep -ci "Operation not permitted") -eq 0 ]; then
+		error "getting xattr on $testdir should have failed"
+	fi
+	getfattr -d -m - $testdir 2>&1 | grep security\.c &&
+		error "listing xattrs on $testdir should not expose security.c"
+	if [ $(setfattr -n security.c -v myval $testdir 2>&1 |
+	       grep -ci "Operation not permitted") -eq 0 ]; then
+		error "setting xattr on $testdir should have failed (2)"
+	fi
+	touch $testfile
+	if [ $(getfattr -n security.c $testfile 2>&1 |
+	       grep -ci "Operation not permitted") -eq 0 ]; then
+		error "getting xattr on $testfile should have failed"
+	fi
+	getfattr -d -m - $testfile 2>&1 | grep security\.c &&
+		error "listing xattrs on $testfile should not expose security.c"
+	if [ $(setfattr -n security.c -v myval $testfile 2>&1 |
+	       grep -ci "Operation not permitted") -eq 0 ]; then
+		error "setting xattr on $testfile should have failed (2)"
+	fi
+	return 0
+}
+run_test 57 "security.c xattr protection"
+
+test_58() {
+	local testdir=$DIR/$tdir/mytestdir
+	local testfile=$DIR/$tdir/$tfile
+
+	[[ $(facet_fstype ost1) == zfs ]] && skip "skip ZFS backend"
+
+	$LCTL get_param mdc.*.import | grep -q client_encryption ||
+		skip "client encryption not supported"
+
+	mount.lustre --help |& grep -q "test_dummy_encryption:" ||
+		skip "need dummy encryption support"
+
+	stack_trap cleanup_for_enc_tests EXIT
+	setup_for_enc_tests
+
+	touch $DIR/$tdir/$tfile
+	mkdir $DIR/$tdir/subdir
+
+	cancel_lru_locks
+	sync ; sync
+	echo 3 > /proc/sys/vm/drop_caches
+
+	ll_decode_linkea $DIR/$tdir/$tfile || error "cannot read $tfile linkea"
+	ll_decode_linkea $DIR/$tdir/subdir || error "cannot read subdir linkea"
+
+	for ((i = 0; i < 1000; i = $((i+1)))); do
+		mkdir -p $DIR/$tdir/d${i}
+		touch $DIR/$tdir/f${i}
+		createmany -m $DIR/$tdir/d${i}/f 5 > /dev/null
+	done
+
+	cancel_lru_locks
+	sync ; sync
+	echo 3 > /proc/sys/vm/drop_caches
+
+	sleep 10
+	ls -ailR $DIR/$tdir > /dev/null || error "fail to ls"
+}
+run_test 58 "access to enc file's xattrs"
+
+log "cleanup: ======================================================"
+
+sec_unsetup() {
+	for num in $(seq $MDSCOUNT); do
+		if [ "${identity_old[$num]}" = 1 ]; then
+			switch_identity $num false || identity_old[$num]=$?
+		fi
+	done
+
+	$RUNAS_CMD -u $ID0 ls $DIR
+	$RUNAS_CMD -u $ID1 ls $DIR
+}
+sec_unsetup
+
+complete $SECONDS
+check_and_cleanup_lustre
+exit_status