Imports github.com/ericchiang/k8s/apis/certificates/v1beta1 github.com/ericchiang/k8s/api/v1 github.com/youmark/pkcs8 github.com/ericchiang/k8s github.com/ericchiang/k8s/apis/meta/v1 Standard library imports context crypto/rand crypto/rsa crypto/x509 crypto/x509/pkix encoding/pem flag fmt io/ioutil log net os path strings time