errs = validation.AppendValidation(errs, fmt.Errorf("Envoy filter: missing applyTo")) // nolint: stylecheck
			continue
		}
		if cp.Patch == nil {
			errs = validation.AppendValidation(errs, fmt.Errorf("Envoy filter: missing patch")) // nolint: stylecheck
			continue
		}
		if cp.Patch.Operation == networking.EnvoyFilter_Patch_INVALID {

	}

	if mesh.DefaultConfig == nil {
		v = AppendValidation(v, errors.New("missing default config"))
	} else {
		v = AppendValidation(v, ValidateMeshConfigProxyConfig(mesh.DefaultConfig))
	}

	v = AppendValidation(v, ValidateLocalityLbSetting(mesh.LocalityLbSetting, &networking.OutlierDetection{}))
	v = AppendValidation(v, validateServiceSettings(mesh))
	v = AppendValidation(v, validateTrustDomainConfig(mesh))