Function headerHashRoute

balancer/ringhash/ringhash_e2e_test.go:716–728

headerHashRoute creates a RouteConfiguration with a hash policy that uses the provided header.

(routeName, virtualHostName, clusterName, header string)

// headerHashRoute creates a RouteConfiguration with a hash policy that uses the
// provided header.
func headerHashRoute(routeName, virtualHostName, clusterName, header string) *v3routepb.RouteConfiguration {
	route := e2e.DefaultRouteConfig(routeName, virtualHostName, clusterName)
	hashPolicy := v3routepb.RouteAction_HashPolicy{
		PolicySpecifier: &v3routepb.RouteAction_HashPolicy_Header_{
			Header: &v3routepb.RouteAction_HashPolicy_Header{
				HeaderName: header,
			},
		},
	}
	action := route.VirtualHosts[0].Routes[0].Action.(*v3routepb.Route_Route)
	action.Route.HashPolicy = []*v3routepb.RouteAction_HashPolicy{&hashPolicy}
	return route
}

// Tests that ring hash policy that hashes using a header value can send RPCs
// to specific backends based on their hash.