2020-06-29T23:37:27.287957Z...

	ConfigTemplateInput any

	// Services to pre-populate as part of the service discovery
	Services  []*model.Service
	Instances []*model.ServiceInstance
	Gateways  []model.NetworkGateway

	// If provided, this mesh config will be used
	MeshConfig      *meshconfig.MeshConfig
	NetworksWatcher mesh.NetworksWatcher

This is composed of two controllers - one driven from core Kubernetes types ("Kube Controller") and one by Istio types ("ServiceEntry controller").

```mermaid
graph TD
    subgraph Kube Controller
        s(Services)
        e(Endpoints)
        p(Pods)
        ksi(ServiceInstances)
        kwi(WorkloadInstances)
        s-->ksi
        e-->ksi

		}
	}
	ret := ports.UnsortedList()
	if len(ret) == 0 && legacyGatewaySelector {
		// When we are using legacy gateway label selection, we should bind to the port as-is if there is
		// no matching ServiceInstance.
		return []uint32{number}
	}
	// For cases where we are directly referencing a Service, we know that they port *must* be in the Service,
	// so we have no fallback. If there was no match, the Gateway is a no-op.