router: Add name and namespace templates params

Add "Name" and "Namespace" to ServiceAliasConfig, and set them in the
template router's AddRoute, in order to make these route parameters
available for custom configuration templates.

Author: Miciah

pkg/router/template/router.go

@@ -418,8 +418,10 @@ func (r *templateRouter) AddRoute(id string, route *routeapi.Route, host string)
 	backendKey := r.routeKey(route)
 
 	config := ServiceAliasConfig{
-		Host: host,
-		Path: route.Spec.Path,
+		Name:      route.Name,
+		Namespace: route.Namespace,
+		Host:      host,
+		Path:      route.Spec.Path,
 	}
 
 	if route.Spec.Port != nil {

pkg/router/template/types.go

@@ -19,6 +19,10 @@ type ServiceUnit struct {
 
 // ServiceAliasConfig is a route for a service.  Uniquely identified by host + path.
 type ServiceAliasConfig struct {
+	// Name is the user-specified name of the route.
+	Name string
+	// Namespace is the namespace of the route.
+	Namespace string
 	// Host is a required host name ie. www.example.com
 	Host string
 	// Path is an optional path ie. www.example.com/myservice where "myservice" is the path