You can not select more than 25 topics
Topics must start with a letter or number, can include dashes ('-') and can be up to 35 characters long.
90 lines
2.4 KiB
90 lines
2.4 KiB
#!/bin/bash |
|
|
|
# Script for automatically downloading and checking the sha256sum of a RPi image |
|
|
|
# Font decoration for better a e s t h e t i c |
|
RED="\e[0;91m" |
|
GREEN="\e[0;92m" |
|
BLUE="\e[0;94m" |
|
BOLD="\e[1m" |
|
ULINE="\e[4m" |
|
RESET="\e[0m" |
|
|
|
# Links |
|
RASPBIAN_DOWNLOAD_LINK=https://downloads.raspberrypi.org/raspios_lite_arm64/images/raspios_lite_arm64-2021-11-08/2021-10-30-raspios-bullseye-arm64-lite.zip |
|
RASPBIAN_IMAGE=2021-10-30-raspios-bullseye-arm64-lite.zip |
|
|
|
MANJARO_DOWNLOAD_LINK=https://download.manjaro.org/kde/21.2.1/manjaro-kde-21.2.1-220103-linux515.iso |
|
MANJARO_IMAGE=manjaro-kde-21.2.1-220103-linux515.iso |
|
|
|
UBUNTU_DOWNLOAD_LINK=https://releases.ubuntu.com/20.04.3/ubuntu-20.04.3-desktop-amd64.iso |
|
UBUNTU_IMAGE=ubuntu-20.04.3-desktop-amd64.iso |
|
UBUNTU_SHA256SUM="5fdebc435ded46ae99136ca875afc6f05bde217be7dd018e1841924f71db46b5 ubuntu-20.04.3-desktop-amd64.iso" |
|
|
|
echo -e "${BOLD}Ah, I see you're looking to download an image!${RESET}" |
|
echo "" |
|
echo -e "${ULINE}Which one?${RESET}" |
|
echo -e "${BOLD}1. ${RESET} Raspbian (arm64 image)" |
|
echo -e "${BOLD}2. ${RESET} Manjaro (x86_64 image)" |
|
echo -e "${BOLD}3. ${RESET} Ubuntu (x86_64 image)" |
|
echo "" |
|
|
|
IMAGE= |
|
while [ -z $IMAGE ]; do |
|
read -p "enter a number (c to cancel): " -n1 img |
|
echo '' |
|
case $img in |
|
'c') |
|
exit 1 |
|
;; |
|
1) |
|
echo "Raspbian selected!" |
|
DOWNLOAD_LINK=$RASPBIAN_DOWNLOAD_LINK |
|
IMAGE=$RASPBIAN_IMAGE |
|
;; |
|
2) |
|
echo "Manjaro selected!" |
|
DOWNLOAD_LINK=$MANJARO_DOWNLOAD_LINK |
|
IMAGE=$MANJARO_IMAGE |
|
;; |
|
3) |
|
echo "Ubuntu selected!" |
|
DOWNLOAD_LINK=$UBUNTU_DOWNLOAD_LINK |
|
IMAGE=$UBUNTU_IMAGE |
|
SHA256SUM=$UBUNTU_SHA256SUM |
|
;; |
|
*) |
|
echo "wait that doesn't make sense, try again" |
|
;; |
|
esac |
|
done |
|
|
|
mkdir -p images |
|
|
|
if [[ -e images/$IMAGE ]]; then |
|
echo "Image has already been downloaded." |
|
else |
|
echo "Downloading $IMAGE to images/ folder" |
|
curl -o images/$IMAGE $DOWNLOAD_LINK |
|
fi |
|
|
|
cd images |
|
if [[ -z $SHA256SUM ]]; then |
|
echo "Getting sha256sum and comparing..." |
|
curl -so image.sha256 $DOWNLOAD_LINK.sha256 |
|
else |
|
echo "${SHA256SUM}" > image.sha256 |
|
fi |
|
|
|
sha256sum $IMAGE > computed.sha256 |
|
diff image.sha256 computed.sha256 |
|
|
|
if [[ $? -eq 0 ]]; then |
|
echo "Image is healthy!" |
|
else |
|
echo "Bad sha256sum :( deleting image" |
|
rm ../images/$IMAGE |
|
fi |
|
|
|
rm *.sha256 |
|
cd ..
|
|
|