Create a new instance of a GKECertificatesController with default parameters.

NewGKECertificatesControllerCommand creates a new *cobra.Command with default parameters.

NewGKESigner will create a new instance of a GKESigner.

Run runs the GKECertificatesController.

GKECertificatesController is the main context object for the package.

GKESigner uses external calls to GKE in order to sign certificate signing requests.