This is a mount iso files bash for Ubuntu.

mountISO.sh

#!/bin/bash
clear
echo "Please input the iso file in here [Nothing input will unmount]"
read -p ">> " srcinputfile
clear
mntPath=/media/isofileceh
if ["$srcinputfile" == ""] 2>/dev/null ; then
     sudo umount "$mntPath" 1>/dev/null 2>/dev/null
     sudo rmdir "$mntPath" 1>/dev/null 2>/dev/null
     echo The iso file is unmounted !
else
     sudo mkdir "$mntPath" 1>/dev/null 2>/dev/null
     sudo umount "${srcinputfile//\'/}" 1>/dev/null 2>/dev/null
     sudo mount "${srcinputfile//\'/}" "$mntPath" -o loop 1>/dev/null 2>/dev/null
     echo This iso file is mounted read-only.
     nautilus "$mntPath"
fi
exit 0