Allows you to explore the content in a bundle

ExploreBundleImage.sh

#!/bin/bash
tmp_dir=$(mktemp -d 2>/dev/null || mktemp -d -t 'mytmpdir')
cd $tmp_dir
trap 'rm -rf -- "$tmp_dir"' EXIT
docker save $1 -o manifest.tar

tar -xf manifest.tar
cd $(ls -d */|head -n 1)
mkdir contents
tar -xf layer.tar -C contents
cd contents

while true; do
    echo "Dive into a dir or VI a file: "
    opts="$(ls) ../ exit"
    select opt in $opts; do
      # leave the loop if the user says 'stop'
    if [[ "$REPLY" == "../" ]]; then
        cd ../
        break
    fi

    if [[ "$REPLY" == "exit" ]]; then
        exit 0
    fi

    if [[ -f "$REPLY" ]]; then
        vi $REPLY
        break
    fi

    if [[ -d "$REPLY" ]]; then
        cd $REPLY
        break
    fi

    echo "$REPLY is not a valid option"
    break

    done
    clear
done