#!/bin/bash

if [[ -z $OUTPUT_DIR ]] ; then
	source scan-dmidecode
fi

source test-variables

scan-hdd # Always rescan
echo -n "BEGIN: " >> $OUTPUT_DIR/fio-seq.log
date >> $OUTPUT_DIR/fio-seq.log
for DISK in `cat $OUTPUT_DIR/disk.lst \
			| sed 's/#.*$//' \
			| cut -d ':' -f 1` 
do
	SERIAL=`cat $OUTPUT_DIR/disk.lst \
			| grep $DISK \
			| cut -d ':' -f 2`
	echo -n "Testing disk $DISK with fio ..."
	#wrapper-fio $DISK $SERIAL $JOBS &
	BLK_SIZE=`cat /sys/block/$DISK/queue/physical_block_size`

cat > $OUTPUT_DIR/disk/$DISK.seq.job << EOF
[global]
ioengine=libaio
#direct=1
gtod_reduce=1
bs=$BLK_SIZE
iodepth=64
# TODO: Uncomment for production
size=15G
# TODO: Debug variable. Comment out for production
#size=16M
#rw=randrw
rw=readwrite
rwmixread=95
directory=/mnt/$DISK

[file1]
name=test1
filename=test1

EOF

	BEGIN=`date +%s`
	# Reset partition table to zero
	dd if=/dev/zero of=/dev/${DISK} bs=$BLK_SIZE count=128 \
		>> /run/$SERIAL.fio-seq.out 2>&1
	parted /dev/${DISK} mklabel gpt mkpart primary 1 128G \
		>> /run/$SERIAL.fio-seq.out 2>&1
	sleep 1
	if [[ ! -b /dev/${DISK}1 ]] ; then
		echo "Device /dev/${DISK}1 is not a block special file"
		exit 17
	fi
	mkfs.ext4 /dev/${DISK}1 \
		>> /run/$SERIAL.fio-seq.out 2>&1
	mkdir -pv /mnt/${DISK}
	mount /dev/${DISK}1 /mnt/${DISK}
	MOUNTED=`cat /proc/mounts | grep ${DISK}1`
	if [[ -z $MOUNTED ]] ; then
		echo "Device /dev/${DISK}1 is not mounted"
		exit 18
	fi
	fio --output $OUTPUT_DIR/disk/$SERIAL.fio-seq.out \
		$OUTPUT_DIR/disk/$DISK.seq.job  
	umount -f /mnt/${DISK}
	# Reset partition table to zero
	dd if=/dev/zero of=/dev/${DISK} bs=$BLK_SIZE count=128 \
		>> /run/$SERIAL.fio-seq.out 2>&1
	END=`date +%s`

	DURATION=$(( END - BEGIN ))

	echo $DURATION
	
done
echo -n "END: " >> $OUTPUT_DIR/fio-seq.log
date >> $OUTPUT_DIR/fio-seq.log
echo >> $OUTPUT_DIR/fio-seq.log

#snapshot
mkdir -p $SNAPSHOT_D
cp -af $OUTPUT_DIR/* $SNAPSHOT_D/