}
run_test 23b "LFSCK can repair dangling name entry (2)"
+cleanup_23c() {
+ do_facet $SINGLEMDS $LCTL set_param fail_val=0 fail_loc=0
+ wait_update_facet $SINGLEMDS "$LCTL get_param -n \
+ mdd.${MDT_DEV}.lfsck_namespace |
+ awk '/^status/ { print \\\$2 }'" "completed" 32 || {
+ $SHOW_NAMESPACE
+ error "(10) unexpected status"
+ }
+
+ stop_full_debug_logging
+}
+
test_23c() {
echo "#####"
echo "The objectA has multiple hard links, one of them corresponding"
check_mount_and_prep
$LFS mkdir -i 0 $DIR/$tdir/d0 || error "(1) Fail to mkdir d0 on MDT0"
- $LFS path2fid $DIR/$tdir/d0
+ parent_fid="$($LFS path2fid $DIR/$tdir/d0)"
+ echo "parent_fid=$parent_fid"
createmany -o $DIR/$tdir/d0/t 10 || error "(1.5) Fail to creatmany"
echo "dummy" > $DIR/$tdir/d0/f0 || error "(2) Fail to touch on MDT0"
- $LFS path2fid $DIR/$tdir/d0/f0
+ f0_fid="$($LFS path2fid $DIR/$tdir/d0/f0)"
+ echo "f0_fid=$f0_fid"
echo "dead" > $DIR/$tdir/d0/f1 || error "(3) Fail to touch on MDT0"
- $LFS path2fid $DIR/$tdir/d0/f1
-
- local SEQ0=$($LFS path2fid $DIR/$tdir/d0/f0 | awk -F':' '{print $1}')
- local SEQ1=$($LFS path2fid $DIR/$tdir/d0/f1 | awk -F':' '{print $1}')
+ f1_fid="$($LFS path2fid $DIR/$tdir/d0/f1)"
+ echo "f1_fid=$f1_fid"
- if [ "$SEQ0" != "$SEQ1" ]; then
+ if [ "${fid_f0/:.*/}" != "${fid_f1/:.*/}" ]; then
# To guarantee that the f0 and f1 are in the same FID seq
rm -f $DIR/$tdir/d0/f0 ||
error "(3.1) Fail to unlink $DIR/$tdir/d0/f0"
echo "dummy" > $DIR/$tdir/d0/f0 ||
error "(3.2) Fail to touch on MDT0"
- $LFS path2fid $DIR/$tdir/d0/f0
+ f0_fid="$($LFS path2fid $DIR/$tdir/d0/f0)"
+ echo "f0_fid=$f0_fid (replaced)"
fi
- local OID=$($LFS path2fid $DIR/$tdir/d0/f1 | awk -F':' '{print $2}')
- OID=$(printf %d $OID)
+ local oid=$(awk -F':' '{ printf $2 }' <<< $f1_fid)
echo "Inject failure stub on MDT0 to simulate dangling name entry"
#define OBD_FAIL_LFSCK_DANGLING3 0x1621
- do_facet $SINGLEMDS $LCTL set_param fail_val=$OID fail_loc=0x1621
+ do_facet $SINGLEMDS $LCTL set_param fail_val=$oid fail_loc=0x1621
ln $DIR/$tdir/d0/f0 $DIR/$tdir/d0/foo || error "(4) Fail to hard link"
do_facet $SINGLEMDS $LCTL set_param fail_val=0 fail_loc=0
$START_NAMESPACE -r -C ||
error "(7) Fail to start LFSCK for namespace"
- wait_update_facet client "stat $DIR/$tdir/d0/foo |
- awk '/Size/ { print \\\$2 }'" "0" $LTIME || {
+ wait_update_facet client "stat -c%s $DIR/$tdir/d0/foo" "0" $LTIME || {
+ # While unexpected by the test, it is valid for LFSCK to repair
+ # the link to the original object before any data is written.
+ local size=$(stat -c %s $DIR/$tdir/d0/foo)
+
+ if [ "$size" = "6" -a "$(<$DIR/$tdir/d0/foo)" = "dummy" ]; then
+ log "LFSCK repaired file prematurely"
+ cleanup_23c
+ return 0
+ fi
+
stat $DIR/$tdir/d0/foo
$SHOW_NAMESPACE
error "(8) unexpected size"
echo "data" >> $DIR/$tdir/d0/foo || error "(9) Fail to write"
cancel_lru_locks osc
- do_facet $SINGLEMDS $LCTL set_param fail_val=0 fail_loc=0
- wait_update_facet $SINGLEMDS "$LCTL get_param -n \
- mdd.${MDT_DEV}.lfsck_namespace |
- awk '/^status/ { print \\\$2 }'" "completed" 32 || {
- $SHOW_NAMESPACE
- error "(10) unexpected status"
- }
-
- stop_full_debug_logging
+ cleanup_23c
local repaired=$($SHOW_NAMESPACE |
awk '/^dangling_repaired/ { print $2 }')