Create USB from ISO

makeUSB

#!/bin/bash

if [ "$(id -u)" != "0" ]; then
   echo "This script must be run as root" 1>&2
   exit 1
fi

if [ ! -z "$1"] && [ ! -z "$2" ]; then
   echo "Usage: ./makeUSB /path/file.iso /dev/sdx"
   exit 1
fi

ISOIMAGE=$1
DEVICE=$2

read -p "Press [Enter] to start writing to $DEVICE"

(echo o; echo n; echo p; echo 1; echo ; echo ; echo w) | fdisk $DEVICE

mkfs -t vfat $DEVICE1
mkdir -p /mnt/flash
mount -t vfat $DEVICE1 /mnt/flash
syslinux -s $DEVICE
mkdir -p /mnt/iso
mount -o loop $ISOIMAGE /mnt/iso
cp -R /mnt/iso/isolinux/* /mnt/flash
mv /mnt/flash/isolinux.cfg /mnt/flash/syslinux.cfg
cp $ISOIMAGE /mnt/flash
install-mbr /dev/$DEVICE
umount /mnt/flash
umount /mnt/iso
rm -rf /mnt/flash
rm -rf /mnt/iso
echo "Done.."