LU-15868 lfsck: don't crash upon dir migration failure

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

diff --git a/lustre/tests/sanity-lfsck.sh b/lustre/tests/sanity-lfsck.sh
index e2173fe..29e7e82 100644 (file)
--- a/lustre/tests/sanity-lfsck.sh
+++ b/lustre/tests/sanity-lfsck.sh
@@ -1988,6 +1988,52 @@ test_15c() {
 }
 run_test 15c "LFSCK can repair unmatched MDT-object/OST-object pairs (3)"
 
+test_15d() {
+       (( $MDSCOUNT > 1 )) || skip "needs >= 2 MDTs"
+
+       check_mount_and_prep
+       rm -rf $DIR/$tdir
+       $LFS mkdir -c -1 $DIR/$tdir || error "create $tdir failed"
+       $LFS setdirstripe -D -i -1 -c 1 $DIR/$tdir ||
+               error "setdirstripe failed"
+
+       createmany -o $DIR/$tdir/f 100 || error "create sub files failed"
+       createmany -d $DIR/$tdir/s 100 || error "create sub dirs failed"
+
+       echo "Migrate $DIR/$tdir to MDT1"
+       $LFS migrate -m 1 $DIR/$tdir &
+       pid=$!
+
+       sleep 2
+       # fail sub transactions on random MDTs, which may cause some file
+       # inaccessible
+       #define OBD_FAIL_OUT_EIO                0x1709
+       for ((i = 0; i < $MDSCOUNT; i++)); do
+               do_facet mds$i $LCTL set_param fail_loc=0x1709
+               sleep 0.1
+               do_facet mds$i $LCTL set_param fail_loc=0
+       done
+
+       wait $pid
+
+       # LFSCK can't fully fix migrating directories, and may leave some
+       # files inaccessible, but it shouldn't cause crash
+       $START_NAMESPACE -A -r ||
+               error "Fail to start LFSCK for namespace"
+
+       wait_all_targets_blocked namespace completed 1
+
+       # resume migration may fail because some file may be inaccessible, but
+       # it shouldn't cause crash
+       $LFS migrate -m 1 $DIR/$tdir
+
+       # rm $tdir to avoid cleanup failure in the end
+       rm -rf $DIR/$tdir/*
+       $LFS rm_entry $DIR/$tdir/*
+       rm -rf $DIR/$tdir || error "rm $tdir failed"
+}
+run_test 15d "LFSCK don't crash upon dir migration failure"
+
 test_16() {
        (( $MDS1_VERSION > $(version_code 2.5.55) )) ||
                skip "MDS older than 2.5.55, LU-3594"