change mod of directory inside docker images

docker_image_chmod.sh

#!/bin/bash

IMAGE_ID="65c89db00d47"
DIR="tmp"

RAW=$(docker inspect "${IMAGE_ID}" | jq '.[].GraphDriver.Data.LowerDir' -r)

IFS=':' read -r -a DATA <<< "${RAW}"

for s in ${DATA[@]}; do
    ret=$(sudo ls $s)
    for i in $ret; do
        if [[ "$i" == "${DIR}" ]]; then
            echo "${s}/${DIR}"
            sudo chmod -R 777 "${s}/${DIR}"
        fi
    done
done