respond-agent/ratbox-makekeypair

#!/bin/sh
#
# Copyright (C) 2006 ircd-ratbox development team
# This code is in the public domain.

KEYNAME=${1:-$USER}

openssl "no-aes256-cbc" >/dev/null
if [ $? != 1 ]; then
	openssl "no-des3" >/dev/null
	if [ $? != 1 ]; then
		echo "Unable to find a suitable encryption for assigning a password to the key"
		echo "If you wish to generate a key without a passphrase, run:"
		echo "   openssl genrsa -out key.sec 2048"
		echo "   openssl rsa -in key.sec -out key.pub -pubout"
		echo "Though this is NOT recommended for security reasons."
		exit
	fi
	enc="-des3"
else
	enc="-aes256"
fi

openssl genrsa -out "$KEYNAME.sec" "$enc" 4096

echo "Generating RSA public key..."
openssl rsa -in "$KEYNAME.sec" -out "$KEYNAME.pub" -pubout