# acme_tiny --account-key /opt/local/etc/acme/account.key \
--csr /opt/local/etc/acme/domain.csr \
--acme-dir /opt/local/www/acme \
> /opt/local/etc/acme/signed.crt
# curl -s 'https://letsencrypt.org/certs/lets-encrypt-x3-cross-signed.pem' > /opt/local/etc/acme/intermediate.pem
cat /opt/local/etc/acme/signed.crt /opt/local/etc/acme/intermediate.pem > /opt/local/etc/acme/fullchain.pem