Ubuntu Sverige

Kod: Markera allt

pv -tpreb $ISOFILE | dd of=$USBDEV iflag=fullblock oflag=direct bs=4M conv=fsync

Kod: Markera allt

#! /bin/bash
#
function toupper {
	echo $@ | awk '{ print toupper($0) }'
}
#
function get_usb {
	echo

	USBP="<none>"
	USBD=$(alldisks -d -b usb)
	for USB in $USBD; do
		BSIZE=$(blockdev --getsize64 $USB)
		#8 022 654 976
		let MAXSIZE=8*1024*1024*1024
		if [[ $BSIZE -le $MAXSIZE ]]; then
			USBP=$USB
			FSIZE=$(fdisk -l $USB 2> /dev/null | grep Disk\ | grep /dev/ | awk '{ print $3" "$4 }' | sed 's/://g' | sed 's/,$//g')
			HWINFO=$(hwinfo --disk --short --only $USB | tail -1 | awk '{ $1="";print $0 }' | sed 's/^ //g')
			printf "%-8s  -  %-25s - %s\n" "$USB" "$HWINFO" "$FSIZE"
		fi
	done
	if [[ $USBP != "<none>" ]]; then
		echo
	fi
	USBDEV=""
	read -p "_USB Device - $USBP [y/N]: " IN
	if [[ -z $IN || $IN == "n" || $IN == "N" ]]; then
		echo
		exit
	elif [[ $IN == "y" || $IN == "Y" ]]; then
		if [[ $USBP != "<none>" ]]; then
			USBDEV=$USBP
		else
			echo
			exit
		fi
	else
		USBDEV=$IN
	fi
}
function check_usb {
	IN=$1
	#echo "IN=$IN" >> /dev/tty
	if [[ ! -e $IN ]]; then
		echo "-Device $IN does not exist"
		echo
		exit
	elif [[ ! -b $IN ]]; then
		echo "-Device $IN is not a valid device (block file)"
		echo
		exit
	fi
	MNT=$(mount | grep $IN | wc -l)
	if [[ $MNT != "0" ]]; then
		echo "-Device $IN is mounted, can not write to it"
		echo
		exit
	fi
	PART=$(echo $IN | grep '[0-9]')
	#echo "PART=$PART" >> /dev/tty
	if [[ ! -z $PART ]]; then
		echo "-Device $IN is a partition and not a device"
		echo
		exit
	fi
}
function check_iso {
	ISOFILE=$1
	if [[ ! -e $ISOFILE ]]; then
		echo "-Isofile $ISOFILE does not exist"
		echo
		exit
	elif [[ ! -r $ISOFILE ]]; then
		echo "-Isofile $ISOFILE is not readable"
		echo
		exit
	fi
}
#
#####################
#
function usage {
cat << EOD

	ddusb isofile usb-device

	Example:	ddusb linuxmint-19.2-mate-64bit.iso /dev/sdh

EOD
	exit
}
#
#####################################################################
#
TEMP=`getopt -oh --long help -n $(basename $0) -- "$@"`
if [[ $? -ne 0 ]]; then
	usage
fi
eval set -- "$TEMP"
DUMP=false
RESTORE=false
WAIT=false
CMDNAME=$(basename $0)
while true; do
	case $1 in
		-h|--help)
		      	usage
			exit
			shift
			;;
		--)
			shift
			break
			;;
		*)
			echo "-Got a star..."
			shift
			;;
	esac
done
P1=$1
P2=$2
P3=$3
P4=$4
#####################################################################
#
#####################
#
if [[ -z $P1 ]]; then
	echo
	ISOFILE=""
	while [[ -z $ISOFILE ]]; do
		read -p "_Isofile: " ISOFILE
	done
else
	ISOFILE=$P1
fi
check_iso $ISOFILE
#
if [[ -z $P2 ]]; then
	get_usb
else
	USBDEV=$P2
fi
check_usb $USBDEV
#
echo "-Writing to USB ($USBDEV)"
if [[ ! -z $USBDEV ]]; then
	MNT=$(mount | grep $USBDEV | wc -l)
	if [[ $MNT == "0" ]]; then
		read -p "_Is it correct to write to $USBDEV? [y/N]: " IN
		if [[ -z $IN || $IN == "n" || $IN == "N" ]]; then
			echo
			exit
		fi
		echo "-Writing to USB ($USBDEV)"
		#dd if=$ISODIR.iso of=$USBDEV oflag=direct bs=1048576 status=progress
		#pv -tpreb $ISODIR.iso | dd of=$USBDEV iflag=fullblock oflag=direct bs=1048576 conv=fsync
		#pv -tpreb $ISODIR.iso | dd of=$USBDEV iflag=fullblock oflag=direct bs=512K conv=fsync
		pv -tpreb $ISOFILE | dd of=$USBDEV iflag=fullblock oflag=direct bs=4M conv=fsync
		sync
		echo "-Written $ISOFILE to $USBDEV"
	else
		echo "-$USBDEV is mounted, can not write to it"
	fi
fi
echo
exit

Kod: Markera allt

pv -tpreb $ISOFILE | dd of=$USBDEV iflag=fullblock oflag=direct bs=4M conv=fsync

Kod: Markera allt

dd if=$ISOFILE of=$USBDEV iflag=fullblock oflag=direct bs=4M conv=fsync