// 'in' services.
func (sd *ServiceDiscovery) GetProxyServiceTargets(node *model.Proxy) []model.ServiceTarget {
	sd.mutex.Lock()
	defer sd.mutex.Unlock()
	if sd.WantGetProxyServiceTargets != nil {
		return sd.WantGetProxyServiceTargets
	}
	out := make([]model.ServiceTarget, 0)
	for _, ip := range node.IPAddresses {
		si, found := sd.ip2instance[ip]
		if found {

		},
		{
			Service: &model.Service{
				CreationTime: tnow,
				Hostname:     host.Name("test2.com"),
			},
		},
	}

	serviceDiscovery := memory.NewServiceDiscovery()
	serviceDiscovery.WantGetProxyServiceTargets = instances

	env := &model.Environment{
		ServiceDiscovery: serviceDiscovery,
	}

	proxy := &model.Proxy{}
	proxy.SetServiceTargets(env)

	assert.Equal(t, len(proxy.ServiceTargets), 3)