LU-15971 llite: implicit default LMV inherit

[fs/lustre-release.git] / lustre / tests / sanityn.sh

diff --git a/lustre/tests/sanityn.sh b/lustre/tests/sanityn.sh
index 78dd8bb..eda0b4b 100755 (executable)
--- a/lustre/tests/sanityn.sh
+++ b/lustre/tests/sanityn.sh
@@ -6162,6 +6162,116 @@ test_113 () {
 }
 run_test 113 "check servers of specified fs"
 
+check_default_lmv() {
+       local dir=$1
+
+       local enabled
+       local dmv
+       local index
+       local count
+       local inherit
+       local inherit_rr
+       local raw
+
+       enabled=$(do_facet mds1 \
+               $LCTL get_param -n mdt.*-MDT0000*.enable_dmv_implicit_inherit)
+
+       dmv=$($LFS getdirstripe -D $dir)
+       echo $dir $dmv
+       index=$(echo $dmv | awk '{ print $4 }')
+       (( index == $2 )) || error "$dir default stripe index $index != $2"
+
+       count=$(echo $dmv | awk '{ print $2 }')
+       (( count == $3 )) || error "$dir default stripe count $count != $3"
+
+       inherit=$(echo $dmv | awk '{ print $8 }')
+       (( inherit == $4 )) || error "$dir default max-inherit $inherit != $4"
+
+       if [ $index -eq -1 ]; then
+               inherit_rr=$(echo $dmv | awk '{ print $10 }')
+               (( inherit_rr == $5 )) ||
+                       error "$dir default max-inherit-rr $inherit_rr != $5"
+       fi
+
+       # with --raw, print default LMV stored in inode, otherwise print nothing
+       raw=$($LFS getdirstripe -D --raw $dir)
+       if (( enabled == 1 )); then
+               [ -z $raw ] ||
+                       error "implicit inherited DMV is printed with --raw"
+       else
+               # if disabled, dmv is stored in inode, which will always
+               # print max-inherit-rr
+               echo $dir $raw
+               [[ $raw =~ $dmv.* ]] || error "$dir raw $raw != dmv $dmv"
+       fi
+}
+
+test_dmv_imp_inherit() {
+       local dmv
+       local raw
+       local index
+       local count
+       local inherit
+       local inherit_rr
+
+       rm -rf $DIR/$tdir || error "rm $tdir failed"
+       mkdir -p $DIR/$tdir || error "mkdir $tdir failed"
+
+       # set dir default LMV
+       $LFS setdirstripe -D -c1 -X4 --max-inherit-rr 2 $DIR/$tdir ||
+               error "setdirstripe -D $tdir failed"
+       dmv=$($LFS getdirstripe -D $DIR/$tdir)
+       raw=$($LFS getdirstripe -D --raw $DIR/$tdir)
+       [ "$dmv" == "$raw" ] || error "$dmv != $raw"
+
+       mkdir -p $DIR/$tdir/l1/l2/l3 || error "mkdir $DIR/$tdir/l1/l2/l3 failed"
+       check_default_lmv $DIR/$tdir/l1/l2/l3 -1 1 1 0
+       check_default_lmv $DIR2/$tdir/l1/l2/l3 -1 1 1 0
+
+       # below tests are valid only when this feature is enabled
+       local enabled=$(do_facet mds1 \
+               $LCTL get_param -n mdt.*-MDT0000*.enable_dmv_implicit_inherit)
+
+       (( enabled == 1 )) || return 0
+
+       # set l2 default LMV, dmv of l3 should change immediately
+       $LFS setdirstripe -D -i1 -c2 -X4 $DIR/$tdir/l1/l2 ||
+               error "setdirstripe -D $tdir/l1/l2 failed"
+
+       check_default_lmv $DIR/$tdir/l1/l2/l3 1 2 3
+       check_default_lmv $DIR2/$tdir/l1/l2/l3 1 2 3
+
+       # change tdir default LMV, dmv of l3 should be unchanged because dmv
+       # of l2 is explicitly set
+       $LFS setdirstripe -D -i2 -c2 -X3 $DIR/$tdir ||
+               error "setdirstripe -D $tdir failed"
+
+       check_default_lmv $DIR/$tdir/l1 2 2 2
+       check_default_lmv $DIR2/$tdir/l1 2 2 2
+       check_default_lmv $DIR/$tdir/l1/l2/l3 1 2 3
+       check_default_lmv $DIR2/$tdir/l1/l2/l3 1 2 3
+}
+
+test_114() {
+       (( MDSCOUNT >= 2 )) ||
+               skip "We need at least 2 MDTs for this test"
+
+       (( MDS1_VERSION >= $(version_code 2.15.55.45) )) ||
+               skip "Need server version at least 2.15.54.45"
+
+       test_dmv_imp_inherit
+
+       # disable dmv_imp_inherit to simulate old client
+       local mdts=$(comma_list $(mdts_nodes))
+
+       do_nodes $mdts $LCTL set_param -n \
+               mdt.*MDT*.enable_dmv_implicit_inherit=0
+       test_dmv_imp_inherit
+       do_nodes $mdts $LCTL set_param -n \
+               mdt.*MDT*.enable_dmv_implicit_inherit=1
+}
+run_test 114 "implicit default LMV inherit"
+
 log "cleanup: ======================================================"
 
 # kill and wait in each test only guarentee script finish, but command in script