Reset hostname and sshd for vm-template.

reset.sh

#!/bin/sh

find /var/log -name *.gz -print -delete
find /var/log -name *.log-* -print -delete

SRC_HOSTNAME='vm-template'
DST_HOSTNAME='vm-hostname'

sed -i'' -e"s/${SRC_HOSTNAME}/${DST_HOSTNAME}/g" /etc/hostname
sed -i'' -e"s/${SRC_HOSTNAME}/${DST_HOSTNAME}/g" /etc/hosts

/bin/rm -v /etc/ssh/ssh_host_*
dpkg-reconfigure openssh-server

sed -i'' -e"s/${SRC_HOSTNAME}/${DST_HOSTNAME}/g" /etc/mailname
sed -i'' -e"s/${SRC_HOSTNAME}/${DST_HOSTNAME}/g" /etc/exim4/update-exim4.conf.conf 
update-exim4.conf

sed -i'' -e"s/${SRC_HOSTNAME}/${DST_HOSTNAME}/g" /etc/apticron/apticron.conf