#!/bin/sh
h=marble.tj5tzswz7isfavggdjsiwxdjswrg6tadlzuf3j3q.ed25519.cryptonomic.net 
n=andy

key_basename=ssh_host_rsa_key
input_key=/etc/ssh/$key_basename
openssl rsa -in "$input_key"         -outform DER > /etc/swanctl/private/"$key_basename"
openssl rsa -in "$input_key" -pubout -outform DER > /etc/swanctl/pubkey/"$key_basename".pub

t=$(mktemp)
ssh-keyscan -trsa "$h" | while read hh rest; do [ "$h" = "$hh" ] && printf '%s\n' "$rest"; done

ssh-keygen -e -f rsa.scan.edit -m PEM | openssl rsa -RSAPublicKey_in -outform DER > /etc/swanctl/pubkey/"$n".pub

ls -l /etc/swanctl/private/"$key_basename" /etc/swanctl/pubkey/"$key_basename".pub /etc/swanctl/pubkey/"$n".pub