Filter updates a name references.
type Filter struct {
// Referrer refers to another resource X by X's name.
// E.g. A Deployment can refer to a ConfigMap.
// The Deployment is the Referrer,
// the ConfigMap is the ReferralTarget.
// This filter seeks to repair the reference in Deployment, given
// that the ConfigMap's name may have changed.
Referrer *resource.Resource
// NameFieldToUpdate is the field in the Referrer
// that holds the name requiring an update.
// This is the field to write.
NameFieldToUpdate types.FieldSpec
// ReferralTarget is the source of the new value for
// the name, always in the 'metadata/name' field.
// This is the field to read.
ReferralTarget resid.Gvk
// Set of resources to scan to find the ReferralTarget.
ReferralCandidates resmap.ResMap
}
func (f Filter) Filter(nodes []*yaml.RNode) ([]*yaml.RNode, error)
At time of writing, in practice this is called with a slice with only one entry, the node also referred to be the resource in the Referrer field.