kali-chroot.sh

#!/bin/bash
# Remember to use: https://www.shellcheck.net
set -euo pipefail
IFS=$'\n\t'

# Uncomment for Debugging
#set -x

# Kali Linux chroot script by Doomguy [github.com/doomguy]

# make sure only root can run our script
if [ "$(id -u)" != "0" ]; then
   echo -e "This script must be run as root!\nTry \"sudo $0 {start|stop}\"" 1>&2
   exit 1
fi

# usage
if [ $# -eq 0 ]; then
  echo "Usage: $0 {start|stop}"
  exit;
fi

# check for vmware-mount
if [ ! -x /bin/vmware-mount ]; then
  echo "vmware-mount not found. Install e.g. VMware Player! Exiting.."
  exit 1
fi

# variables
kali_vmdk="/home/doomguy/VMs/Kali-Linux-2.0.0-vm-amd64/Kali-Linux-2.0.0-vm-amd64.vmdk"
mnt_path="/mnt/kali"

if [ ! -x $mnt_path ]; then
  echo "$mnt_path does not exist. Creating now.."
  mkdir -p $mnt_path || (echo "Error creating mnt_path! Exiting.." && exit 1)
fi

# mount stuff
if [ "$1" = "start" ]; then

  echo "Starting Kali chroot.."
  [ -z "$(mount | grep $mnt_path | grep ^/dev/loop)" ] && /bin/vmware-mount $kali_vmdk 1 $mnt_path
  [ -z "$(mount | grep $mnt_path/proc)" ] && /bin/mount -t proc proc $mnt_path/proc/
  [ -z "$(mount | grep $mnt_path/sys)" ] && /bin/mount -t sysfs sys $mnt_path/sys/
  [ -z "$(mount | grep $mnt_path/dev)" ] && /bin/mount -o bind /dev $mnt_path/dev/

  # change to new root
  chroot $mnt_path

fi

# umount stuff
if [ "$1" = "stop" ]; then
 
  echo "Stopping Kali chroot.."
  /bin/umount $mnt_path/proc/
  /bin/umount $mnt_path/sys/
  /bin/umount $mnt_path/dev/
  /bin/vmware-mount -x

  echo "all done!"
fi