Introduce a test which runs fsstress on the top and bottom overlayfs
directories simultaneously to find potential races that plagued wrapfs
derived file systems.
Signed-off-by: Theodore Ts'o <tytso@xxxxxxx>
---
tests/overlay/019 | 81 +++++++++++++++++++++++++++++++++++++++++++++++++++
tests/overlay/019.out | 2 ++
tests/overlay/group | 1 +
3 files changed, 84 insertions(+)
create mode 100644 tests/overlay/019
create mode 100644 tests/overlay/019.out
diff --git a/tests/overlay/019 b/tests/overlay/019
new file mode 100644
index 00000000..1daf830f
--- /dev/null
+++ b/tests/overlay/019
@@ -0,0 +1,81 @@
+#! /bin/bash
+# FS QA Test 019
+#
+# Run fsstress on lower dir and top dir at the same time
+#
+
+seq=`basename $0`
+seqres=$RESULT_DIR/$seq
+echo "QA output created by $seq"
+
+here=`pwd`
+tmp=/tmp/$$
+status=1 # failure is the default!
+trap "_cleanup; exit \$status" 0 1 2 3 15
+
+_cleanup()
+{
+ cd /
+ rm -f $tmp.*
+}
+
+# get standard environment, filters and checks
+. ./common/rc
+. ./common/filter
+
+# remove previous $seqres.full before test
+rm -f $seqres.full
+
+# real QA test starts here
+_supported_fs overlay
+_supported_os Linux
+_require_scratch
+
+# Remove all files from previous tests
+_scratch_mkfs
+
+lowerdir=$SCRATCH_DEV/$OVERLAY_LOWER_DIR
+mkdir -p $lowerdir
+
+_scratch_mount
+
+echo "Silence is golden"
+
+d_low=$lowerdir/fsstress
+d_top=$SCRATCH_MNT/fsstress
+mkdir -p $d_low $d_top
+
+echo $FSSTRESS_PROG -s 42 -d $d_low -p 4 -n 1000 -l100 -v > $seqres.full.1
+$FSSTRESS_PROG -s 42 -d $d_low -p 4 -n 1000 -l100 -v >> $seqres.full.1 2>&1 &
+
+echo $FSSTRESS_PROG -s 42 -d $d_top -p 4 -n 1000 -l100 -v > $seqres.full.2
+$FSSTRESS_PROG -s 42 -d $d_top -p 4 -n 1000 -l100 -v >> $seqres.full.2 2>&1 &
+
+ret=0
+if ! wait %1
+then
+ echo "--------------------------------------" >>$seqres.full.1
+ echo "fsstress on lower directory returned $? - see $seqres.full.1"
+ echo "--------------------------------------" >>$seqres.full.1
+ ret=1
+fi
+
+if ! wait %2
+then
+ echo "--------------------------------------" >>$seqres.full.2
+ echo "fsstress on overlay directory returned $? - see $seqres.full.2"
+ echo "--------------------------------------" >>$seqres.full.2
+ ret=1
+fi
+
+cat $seqres.full.1 $seqres.full.2 > $seqres.full
+rm $seqres.full.1 $seqres.full.2
+
+if [ "$ret" -eq 1 ]
+then
+ status=1
+else
+ status=0
+fi
+
+exit $status
diff --git a/tests/overlay/019.out b/tests/overlay/019.out
new file mode 100644
index 00000000..163484bc
--- /dev/null
+++ b/tests/overlay/019.out
@@ -0,0 +1,2 @@
+QA output created by 019
+Silence is golden
diff --git a/tests/overlay/group b/tests/overlay/group
index 74822cbf..f8de84be 100644
--- a/tests/overlay/group
+++ b/tests/overlay/group
@@ -21,3 +21,4 @@
016 auto quick copyup
017 auto quick copyup
018 auto quick copyup
+019 quick stress
--
2.11.0.rc0.7.gbe5a750
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