IssuerError is thrown by the CertificateRequest controller to indicate that er was an error in the issuer part of the reconcile process, and that the issuer's reconcile function should be retriggered.

PendingError should be returned if we are certain that we will converge to a successful result or another type of error in a finite amount of time by just retrying the same operation.

PermanentError is returned if it is impossible for the resource to get in a Ready state without being changed.

The SetCertificateRequestConditionError error is meant to be returned by the Sign function.

CertificateRequestObject is an interface that represents either a cert-manager CertificateRequest or a Kubernetes CertificateSigningRequest resource.

IgnoreCertificateRequest is an optional function that can prevent the CertificateRequest and Kubernetes CSR controllers from reconciling a CertificateRequest resource.

IgnoreIssuer is an optional function that can prevent the issuer controllers from reconciling an issuer resource.

PEMBundle includes the PEM encoded X.509 certificate chain and CA.