kubernetes/vendor/go.etcd.io/etcd/client/pkg/v3/srv/srv.go

var lookupSRV …

var resolveTCPAddr …

// GetCluster gets the cluster information via DNS discovery.
// Also sees each entry as a separate instance.
func GetCluster(serviceScheme, service, name, dns string, apurls types.URLs) ([]string, error) { … }

type SRVClients …

// GetClient looks up the client endpoints for a service and domain.
func GetClient(service, domain string, serviceName string) (*SRVClients, error) { … }

// GetSRVService generates a SRV service including an optional suffix.
func GetSRVService(service, serviceName string, scheme string) (SRVService string) { … }