errs = AppendErrors(errs, err)
	}
	if err := validateExtensionProviderService(provider.Service); err != nil {
		errs = AppendErrors(errs, err)
	}
	return
}

func validateExtensionProvider(config *meshconfig.MeshConfig) (errs error) {
	definedProviders := sets.String{}
	for _, c := range config.ExtensionProviders {
		var currentErrs error
		// Provider name must be unique and not empty.

	v = AppendValidation(v, validateServiceSettings(mesh))
	v = AppendValidation(v, validateTrustDomainConfig(mesh))

	if err := validateExtensionProvider(mesh); err != nil {
		scope.Warnf("found invalid extension provider (can be ignored if the given extension provider is not used): %v", err)
	}

	v = AppendValidation(v, ValidateMeshTLSConfig(mesh))