key2debug/key2debug at master · IntellexApps/key2debug · GitHub

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#!/bin/bash
#
# title             : key2debug
# description       : Convert any Android keystore to a debug keystore.
# author            : Intellex
# date              : 20150902
# version           : 0.0.1
# usage             : key2debug <path_to_the_keystore>
#===============================================================================


# Definitions {

	# Colors
	RED=$(tput setaf 1)
	CLEAR=$(tput sgr0)

#~ ~ ~ ~ ~ ~ ~ ~ ~ ~ ~ ~ ~ ~ ~ ~ ~ ~ ~ ~ ~ ~ ~ ~ ~ ~ ~ ~ ~ ~ ~ ~ ~ ~ ~ ~ ~ ~ ~ }


# Macros {

	# Error handling
	ERROR() {
		echo "${RED}ERROR: $1${CLEAR}" >&2
		exit 2
	}

#~ ~ ~ ~ ~ ~ ~ ~ ~ ~ ~ ~ ~ ~ ~ ~ ~ ~ ~ ~ ~ ~ ~ ~ ~ ~ ~ ~ ~ ~ ~ ~ ~ ~ ~ ~ ~ ~ ~ }


# Get the keystore
KEYSTORE=$1

# Validate keystore
if [ "${KEYSTORE}" = "" ]; then
	echo; echo "Usage: keystore2debug <path_to_the_keystore>"; echo "Script will generate additional keystore, it will NOT overwrite exiting one."; echo;
	exit 1;

elif [ ! -f "${KEYSTORE}" ]; then
	ERROR "Unable to find supplied keystore"
fi

# Create a debug file
DEBUG="${KEYSTORE}.debug"
cp "${KEYSTORE}" "${DEBUG}"
if [ ! $? -eq 0 ]; then
	ERROR "Unable to write to ${DEBUG}"
fi

# Read {

	# Passphrase
	printf "Original passphrase: ";
	read PASSPHRASE

	# Alias
	printf "Original alias: "
	read ALIAS

	# Alias password
	printf "Original alias password: "
	read PASSWORD

# }

# Change debug data

	# Set new passphrase to 'android'
	printf "${PASSPHRASE}\nandroid\nandroid" | keytool -storepasswd -keystore "${DEBUG}" >/dev/null 2>/dev/null
	if [ ! $? -eq 0 ]; then ERROR "Unable to unlock the keystore with supplied passphrase"; fi

	# Change the alias
	printf "android\n${PASSWORD}" | keytool -changealias -keystore ${DEBUG} -alias ${ALIAS} -destalias androiddebugkey >/dev/null 2>/dev/null
	if [ ! $? -eq 0 ]; then ERROR "Unable to unlock the keystore with supplied passphrase or bad alias"; fi

	# Set new password for alias
	printf "android\n${PASSWORD}\nandroid\nandroid" | keytool -keypasswd -keystore "${DEBUG}" -alias androiddebugkey >/dev/null 2>/dev/null
	if [ ! $? -eq 0 ]; then ERROR "Bad alias or alias password"; fi

# Print message

echo; echo "Success! Debug keystore saved as ${DEBUG}"; echo;