OSX USB Linux Install Disk Creator

create_linux_usb.sh

#!/bin/bash

echo "##################################"
echo "##"
echo "## Linux bootable USB creator"
echo "##  for OSX"
echo "##"
echo "##  Needed to run"
echo "##    1. ISO file for the operating system you want to burn to the USB"
echo "##################################"


read -p "do you have an ISO file?...(Y/n)" > IS_ISO_FILE

if [[ $IS_ISO_FILE =~ ^([yY][eE][sS]|[yY])$ ]]
then
  read -p "Whats the path to the ISO file? > " ISO_FILE
  echo "Creating IMG from ISO...."
  rm -f /tmp/dest.img.dmg
  hdiutil convert -format UDRW $ISO_FILE -o /tmp/dest.img
  echo "Created "

else
  rm -f /tmp/dest.img.dmg
  read -p "Whats the path to the IMG file? > " IMG_FILE
  cp $IMG_FILE /tmp/dest.img.dmg
fi


read -p "Please remove the destination device if inserted and press ENTER" var
echo "Printing disks before inserted"
# Find the SD card / usb location
diskutil list
read -p "Please INSERT the destination device and press ENTER" var
diskutil list
read -p "Enter the Disk # for the device > " DEST_DISK_NUMBER
DEST_DISK=/dev/disk$DEST_DISK_NUMBER

read -p "Going to write to $DEST_DISK press ENTER to continue" var
diskutil unmountDisk $DEST_DISK

echo "going to write $IMG_FILE to $DEST_DISK this may take a few minutes...."
echo "press control-t for a status message...."
sudo dd bs=1m if=/tmp/dest.img.dmg of=/dev/rdisk$DEST_DISK_NUMBER

echo "done!"

echo "adding SSH default file..."
sudo diskutil mountDisk $DEST_DISK
MOUNTED_LOCATION=$(mount | grep $DEST_DISK | awk '{ print $3 }')
touch $MOUNTED_LOCATION/ssh

echo "unmounting disk..."
diskutil unmountDisk $DEST_DISK

Adding IMG support!