LU-14119 lfsck: check linkea if it's newly added

[fs/lustre-release.git] / lustre / tests / sanity-lfsck.sh

diff --git a/lustre/tests/sanity-lfsck.sh b/lustre/tests/sanity-lfsck.sh
index 4549a91..fc7d989 100644 (file)
--- a/lustre/tests/sanity-lfsck.sh
+++ b/lustre/tests/sanity-lfsck.sh
@@ -324,6 +324,70 @@ test_1c() {
 }
 run_test 1c "LFSCK can find out and repair lost FID-in-dirent"
 
+test_1d() {
+       [ $MDS1_VERSION -lt $(version_code 2.13.57) ] &&
+               skip "MDS older than 2.13.57"
+       [ $MDSCOUNT -lt 2 ] && skip "needs >= 2 MDTs"
+
+       check_mount_and_prep
+
+       touch $DIR/$tdir/$tfile
+       mkdir $DIR/$tdir/subdir
+       $LFS mkdir -i 1 $DIR/$tdir/remotedir
+       $LFS path2fid $DIR/$tdir
+       ll_decode_linkea $DIR/$tdir/$tfile
+       ll_decode_linkea $DIR/$tdir/subdir
+       ll_decode_linkea $DIR/$tdir/remotedir
+
+       local mntpt=$(facet_mntpt mds1)
+
+       # unlink OI files to remove the stale entry
+       local saved_opts=$MDS_MOUNT_OPTS
+
+       stopall
+       mount_fstype mds1 $mntpt
+       # increase $tdir FID oid in LMA
+       do_facet mds1 "getfattr -d -m trusted.lma -e hex \
+               --absolute-names $mntpt/ROOT/$tdir | \
+               sed -E 's/0(.{8})$/1\1/' | setfattr --restore=-"
+       unmount_fstype mds1 $mntpt
+       setupall
+
+       # the FID oid in LMA was increased above, and it's not in OI table,
+       # run scrub first to generate mapping in OI, so the following namespace
+       # check can fix linkea correctly, this is not necessary normally.
+       do_facet mds1 $LCTL lfsck_start -M ${MDT_DEV} -t scrub ||
+               error "failed to start LFSCK for scrub!"
+       wait_update_facet mds1 "$LCTL get_param -n \
+               osd-*.$(facet_svc mds1).oi_scrub |
+               awk '/^status/ { print \\\$2 }'" "completed" 32 ||
+               error "unexpected status"
+
+       $START_NAMESPACE -r -A || error "fail to start LFSCK for namespace!"
+       wait_update_facet mds1 "$LCTL get_param -n \
+               mdd.${MDT_DEV}.lfsck_namespace |
+               awk '/^status/ { print \\\$2 }'" "completed" 32 || {
+               $SHOW_NAMESPACE
+               error "unexpected status"
+       }
+       $LFS path2fid $DIR/$tdir
+       ll_decode_linkea $DIR/$tdir/$tfile
+       ll_decode_linkea $DIR/$tdir/subdir
+       ll_decode_linkea $DIR/$tdir/remotedir
+
+       local pfid
+       local fid
+
+       fid=$($LFS path2fid $DIR/$tdir)
+       for f in $tfile subdir remotedir; do
+               pfid=$(ll_decode_linkea $DIR/$tdir/$f |
+                       awk '/pfid/ { print $3 }')
+               pfid=${pfid%,}
+               [ "$pfid" == "$fid" ] || error "$fid in LMA != $pfid in linkea"
+       done
+}
+run_test 1d "LFSCK can fix mismatch of FID in LMA and FID in child linkea"
+
 test_2a() {
        lfsck_prep 1 1