A convenient client to interact with tunfish-ca, a slightly improved django-ca. Its purpose is to easily create a RSA private/public key pair and then have the CA create a certificate.
pki-client \ --ca-url=http://127.0.0.1:8000/ --ca-name=RootCA \ --cacert=cacert.pem --key=example.key --certificate=example.pem --profile=server --common-name-prefix=node