type Options struct {
	// NodeID is the node identifier of the gRPC client/server node in the
	// proxyless service mesh.
	NodeID string
	// ServerURI is the address of the management server.
	ServerURI string
	// IgnoreResourceDeletion, if true, results in a bootstrap config with the
	// `server_features` list containing `ignore_resource_deletion`. This results
	// in gRPC ignoring resource deletions from the management server, as per A53.
	IgnoreResourceDeletion bool
	// ClientDefaultListenerResourceNameTemplate is the default listener
	// resource name template to be used on the gRPC client.
	ClientDefaultListenerResourceNameTemplate string
	// ServerListenerResourceNameTemplate is the listener resource name template
	// to be used on the gRPC server.
	ServerListenerResourceNameTemplate string
	// CertificateProviders is the certificate providers configuration.
	CertificateProviders map[string]json.RawMessage
	// Authorities is a list of non-default authorities.
	//
	// In the config, an authority contains {ServerURI, xds-version, creds,
	// features, etc}. Note that this fields only has ServerURI (it's a
	// map[authority-name]ServerURI). The other fields (version, creds,
	// features) are assumed to be the same as the default authority (they can
	// be added later if needed).
	//
	// If the env var corresponding to federation (envconfig.XDSFederation) is
	// set, an entry with empty string as the key and empty server config as
	// value will be added. This will be used by new style resource names with
	// an empty authority.
	Authorities map[string]string
}