Mount NTFS as RW on macOS

mount_ntfs.sh

#!/bin/bash
#
# Usage example:
#    ./mount_ntfs.sh DISK_NAME
#
# Note:
#    The disk must be mounted at the start of this script.


# Check required args
if [[ -z $1 ]]; then
  echo "Please provide the name of the disk that you want to mount."
  exit 1
else
  diskname="$1"
fi

# Check if brew is installed
check_brew=$(which brew)
install_brew_cmd='/usr/bin/ruby -e "$(curl -fsSL https://raw.githubusercontent.com/Homebrew/install/master/install)"'
if [[ -z $check_brew ]]; then 
  echo "brew is not installed. Please copy and paste the following command to install brew:"
  echo $install_brew_cmd
  exit 1
fi

# Check if the required brew packages are installed and install them if not
required_osxfuse=$(pkgutil --pkgs | grep -i osxfuse | grep -i core)
required_ntfs3g=$(brew list | grep 'ntfs-3g')

if [[ -z $required_osxfuse ]]; then 
  echo "osxfuse is not installed. We will install osxfuse now..."
  brew cask install osxfuse
fi
if [[ -z $required_ntfs3g ]]; then
  echo "ntfs-3g is not installed. We will install ntfs-3g now..."
  brew install ntfs-3g
fi

# Get real disk name
DISK=$(mount | grep $diskname | cut -d ' ' -f 1)

# Check if the Disk actually existed
if [[ -z $DISK ]]; then
  echo " Disk '$diskname' does not exist. Nothing to mount..."
  exit 1
fi

# Make sure our mount point is available
if [ ! -d "/volumes/NTFS" ]; then
  sudo mkdir /Volumes/NTFS
fi

# Now unmount our currently mounted disk
sudo umount $DISK

# Finally, mount it again as RW NTFS disk
sudo /usr/local/bin/ntfs-3g $DISK /Volumes/NTFS -olocal -oallow_other

# Check if everything was successfull:
success_check=$(mount | grep $DISK | grep osxfuse)
if [[ -z $success_check ]]; then
  echo "Something went wrong!"
  exit 1
else
  echo "The disk was mounted successfully, have fun!"
fi