ingress

type Instance interface {
	echo.Caller
	// HTTPAddress returns the external HTTP (80) address of the ingress gateway ((or the NodePort address,
	//	// when in an environment that doesn't support LoadBalancer).
	HTTPAddress() (string, int)
	// HTTPSAddress returns the external HTTPS (443) address of the ingress gateway (or the NodePort address,
	//	// when in an environment that doesn't support LoadBalancer).
	HTTPSAddress() (string, int)
	// TCPAddress returns the external TCP (31400) address of the ingress gateway (or the NodePort address,
	// when in an environment that doesn't support LoadBalancer).
	TCPAddress() (string, int)
	// DiscoveryAddress returns the external XDS (15012) address on the ingress gateway (or the NodePort address,
	// when in an environment that doesn't support LoadBalancer).
	DiscoveryAddress() netip.AddrPort
	// AddressForPort returns the external address of the ingress gateway (or the NodePort address,
	// when in an environment that doesn't support LoadBalancer) for the given port.
	AddressForPort(port int) (string, int)

	// PodID returns the name of the ingress gateway pod of index i. Returns error if failed to get the pod
	// or the index is out of boundary.
	PodID(i int) (string, error)

	// Cluster the ingress is deployed to
	Cluster() cluster.Cluster

	// Namespace of the ingress
	Namespace() string
}

type Instances []Instance