digital ocean dns + letsencrypt + docker

gistfile1.txt

$ cat letsencrypt/do.ini
dns_digitalocean_token = XXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXXX
$ docker run -it --rm --name certbot \
         -v "$PWD/letsencrypt:/etc/letsencrypt" \
         -v "$PWD/letsencrypt-data:/var/lib/letsencrypt" \
         -v "$PWD/letsencrypt-out:/keys" \
         certbot/dns-digitalocean \
         certonly \
         --server https://acme-staging-v02.api.letsencrypt.org/directory \
         --dns-digitalocean \
         --dns-digitalocean-credentials /etc/letsencrypt/do.ini \
         -d "*.example.com"