#!/bin/sh if [ ! -f "/etc/ssh/ssh_host_rsa_key" ]; then # generate fresh rsa key ssh-keygen -f /etc/ssh/ssh_host_rsa_key -N '' -t rsa fi if [ ! -f "/etc/ssh/ssh_host_dsa_key" ]; then # generate fresh dsa key ssh-keygen -f /etc/ssh/ssh_host_dsa_key -N '' -t dsa fi exec "$@"