package client import ( "math/rand" "time" "github.com/myodc/go-micro/errors" "github.com/myodc/go-micro/registry" ) func init() { rand.Seed(time.Now().UnixNano()) } func nodeSelector(service []*registry.Service) (*registry.Node, error) { if len(service) == 0 { return nil, errors.NotFound("go.micro.client", "Service not found") } i := rand.Int() j := i % len(service) if len(service[j].Nodes) == 0 { return nil, errors.NotFound("go.micro.client", "Service not found") } n := i % len(service[j].Nodes) return service[j].Nodes[n], nil }