43 lines
1.1 KiB
Bash

#! /bin/bash
bold=$(tput bold)
red=$(tput setaf 1)
normal=$(tput sgr0)
set -e
printf "%s\n" "Scan QR code…"
data=""
while read line; do
if echo -n $line | grep -Eq "^QR-Code:"; then
line=$(echo -n $line | sed 's/QR-Code://')
fi
data="$data$line"
if [ "$line" = "-----END PGP MESSAGE-----" ]; then
killall zbarcam --signal SIGINT
else
data="$data\n"
fi
done < <(zbarcam --nodisplay --quiet)
encrypted_secret=$(echo -e $data)
encrypted_secret_hash=$(echo -n "$encrypted_secret" | openssl dgst -sha512 | sed 's/^.* //')
encrypted_secret_short_hash=$(echo -n "$encrypted_secret_hash" | head -c 8)
printf "%s\n" "$encrypted_secret"
printf "SHA512 hash: $bold%s$normal\n" "$encrypted_secret_hash"
printf "SHA512 short hash: $bold%s$normal\n" "$encrypted_secret_short_hash"
printf "$bold$red%s$normal\n" "Show secret? (y or n)? "
read -r answer
if [ "$answer" = "y" ]; then
secret=$(echo -e "$encrypted_secret" | gpg --decrypt)
gpg-connect-agent reloadagent /bye > /dev/null 2>&1
printf "Secret: $bold%s$normal\n" "$secret"
fi
printf "%s\n" "Done"