}

		// Create one VS per hostname with a single hostname.
		// This ensures we can treat each hostname independently, as the spec requires
		for _, h := range vsHosts {
			if !parent.hostnameAllowedByIsolation(h) {
				// TODO: standardize a status message for this upstream and report
				continue
			}
			if cfg := routeMap[routeKey][h]; cfg != nil {
				// merge http routes