Import Putty PPK files into Linux OpenSSH Agent

import_ppk.sh

#!/bin/bash

DEFAULT_PPK_PATH=/mnt/UltraDisk/Dev/SSH-Keys

read -e -i $DEFAULT_PPK_PATH -p "Path to PPK Files to Import: " PPK_PATH

if [ -z "$PPK_PATH" ]
then
	echo "Nothing Imported!"
else
	for FILE in "$PPK_PATH"/*.ppk; do
		[ -e "$FILE" ] || continue
		
		SHORT_NAME="$(basename -s .ppk $FILE)"
		
		puttygen "$FILE" -O private-openssh -o "$HOME/.ssh/id_rsa_$SHORT_NAME"
		puttygen "$FILE" -L > "$HOME/.ssh/id_rsa_$SHORT_NAME.pub"
		
		ssh-add "$HOME/.ssh/id_rsa_$SHORT_NAME"
	done
fi