Imports github.com/cloudflare/cfssl/config github.com/cloudflare/cfssl/helpers github.com/cloudflare/cfssl/helpers/derhelpers github.com/cloudflare/cfssl/log github.com/cloudflare/cfssl/whitelist github.com/cloudflare/redoctober/client github.com/cloudflare/redoctober/core Standard library imports bufio crypto crypto/x509 errors fmt regexp strings io/ioutil net net/url os path/filepath