From e52321f3ebde1fba51b48f201c90d0aa21a0a8d1 Mon Sep 17 00:00:00 2001
From: Jaegeuk Kim <jaegeuk@kernel.org>
Date: Wed, 16 Dec 2015 16:47:23 -0800
Subject: [PATCH] script: add simple test script

This patch adds a script to test sload.f2fs, defrag.f2fs, and resize.f2fs.

Signed-off-by: Jaegeuk Kim <jaegeuk@kernel.org>
---
 scripts/verify.sh | 137 ++++++++++++++++++++++++++++++++++++++++++++++
 1 file changed, 137 insertions(+)
 create mode 100755 scripts/verify.sh

diff --git a/scripts/verify.sh b/scripts/verify.sh
new file mode 100755
index 0000000..8a22a2d
--- /dev/null
+++ b/scripts/verify.sh
@@ -0,0 +1,137 @@
+#!/bin/bash
+
+IMG=../test.img
+TMP=/tmp/res
+XFSTESTS=~/xfstests
+TESTS="4 5 8 11 16 25 32 55 64"
+
+TARGET=./testdir
+MNT=/mnt/resize
+
+mkdir $TARGET 2>/dev/null
+mkdir $MNT 2>/dev/null
+
+umount $TARGET
+umount $MNT
+
+_check_out()
+{
+	if [ $1 -ne 0 ]; then
+		grep ASSERT $TMP
+		echo FAIL RETURN $1
+		exit
+	fi
+}
+
+_get_sec()
+{
+	echo $(($1*1024*1024*1024/512))
+}
+
+_mkfs()
+{
+	echo "========== Initialize $1 GB ============"
+	mkfs.f2fs $IMG `_get_sec $1` | grep sectors
+}
+
+_mount()
+{
+	echo "========== mount to $1 ================="
+	mount -t f2fs -o loop,discard,inline_data,inline_xattr $IMG $1 2>&1
+	_check_out $?
+}
+
+_fsck()
+{
+	echo "========== fsck.f2fs ==================="
+	fsck.f2fs $IMG -t 2>&1 >$TMP
+	_check_out $?
+	grep FSCK $TMP
+}
+
+_fsstress()
+{
+	echo "========== fsstress $1 ================="
+	$XFSTESTS/ltp/fsstress -x "echo 3 > /proc/sys/vm/drop_caches && sleep 1" -X 1 -r -f fsync=8 -f sync=0 -f write=8 -f dwrite=2 -f truncate=6 -f allocsp=0 -f bulkstat=0 -f bulkstat1=0 -f freesp=0 -f zero=1 -f collapse=1 -f insert=1 -f resvsp=0 -f unresvsp=0 -S t -p 10 -n $2 -d $1 >/dev/null
+}
+
+_resize()
+{
+	echo "========== resize.f2fs $1 GB ==========="
+	resize.f2fs -t `_get_sec $1` $IMG 2>&1 >$TMP
+	_check_out $?
+	_fsck
+}
+
+_resize_tests()
+{
+	for i in $TESTS
+	do
+		if [ $i -ge $1 ]; then
+			_resize $i
+		fi
+	done
+}
+
+_sload()
+{
+	echo "========== sload $1 ===================="
+	sload.f2fs -f $1 $IMG 2>&1
+	_check_out $?
+}
+
+from_mount()
+{
+	echo ""
+	echo " ****  $1 GB to $2 GB with $3 *** "
+	_mkfs $1
+	_mount $3
+	_fsstress $3 10000
+	umount $3
+	_fsck
+	_resize_tests $2
+}
+
+from_sload()
+{
+	echo ""
+	echo " ****  $1 GB to $2 GB with $3 *** "
+
+	_mkfs $1
+	_sload $3
+	_fsck
+
+	_mount $MNT
+	_fsstress $MNT 10000
+	umount $MNT
+	_fsck
+
+	_resize_tests $2
+
+	_mount $MNT
+	_fsstress $MNT 10000
+	umount $MNT
+	_fsck
+}
+
+test_all()
+{
+	for i in $TESTS
+	do
+		for j in $TESTS
+		do
+			if [ $i -lt $j ]; then
+				$1 $i $j $2
+			fi
+		done
+	done
+}
+
+test_all from_sload ~/grub
+
+rm -rf $TARGET/*
+_fsstress $TARGET 5000
+test_all from_sload $TARGET
+rm -rf $TARGET 2>/dev/null
+
+test_all from_mount $MNT