//! async fn connect_to_node(peer_manager: PeerManager, chain_monitor: Arc<ChainMonitor>, channel_manager: ChannelManager, their_node_id: PublicKey, addr: SocketAddr) {
//! lightning_net_tokio::connect_outbound(peer_manager, their_node_id, addr).await;
//! loop {
-//! let event_handler = |event: &Event| {
+//! let event_handler = |event: Event| {
//! // Handle the event!
//! };
//! channel_manager.await_persistable_update();
//! async fn accept_socket(peer_manager: PeerManager, chain_monitor: Arc<ChainMonitor>, channel_manager: ChannelManager, socket: TcpStream) {
//! lightning_net_tokio::setup_inbound(peer_manager, socket);
//! loop {
-//! let event_handler = |event: &Event| {
+//! let event_handler = |event: Event| {
//! // Handle the event!
//! };
//! channel_manager.await_persistable_update();
//! }
//! ```
+// Prefix these with `rustdoc::` when we update our MSRV to be >= 1.52 to remove warnings.
#![deny(broken_intra_doc_links)]
-#![deny(missing_docs)]
+#![deny(private_intra_doc_links)]
+#![deny(missing_docs)]
#![cfg_attr(docsrs, feature(doc_auto_cfg))]
use bitcoin::secp256k1::PublicKey;
use lightning::ln::peer_handler;
use lightning::ln::peer_handler::SocketDescriptor as LnSocketTrait;
use lightning::ln::peer_handler::CustomMessageHandler;
-use lightning::ln::msgs::{ChannelMessageHandler, RoutingMessageHandler, NetAddress};
+use lightning::ln::msgs::{ChannelMessageHandler, NetAddress, OnionMessageHandler, RoutingMessageHandler};
use lightning::util::logger::Logger;
+use std::ops::Deref;
use std::task;
use std::net::SocketAddr;
use std::net::TcpStream as StdTcpStream;
id: u64,
}
impl Connection {
- async fn poll_event_process<CMH, RMH, L, UMH>(peer_manager: Arc<peer_handler::PeerManager<SocketDescriptor, Arc<CMH>, Arc<RMH>, Arc<L>, Arc<UMH>>>, mut event_receiver: mpsc::Receiver<()>) where
- CMH: ChannelMessageHandler + 'static + Send + Sync,
- RMH: RoutingMessageHandler + 'static + Send + Sync,
- L: Logger + 'static + ?Sized + Send + Sync,
- UMH: CustomMessageHandler + 'static + Send + Sync {
+ async fn poll_event_process<CMH, RMH, OMH, L, UMH>(peer_manager: Arc<peer_handler::PeerManager<SocketDescriptor, CMH, RMH, OMH, L, UMH>>, mut event_receiver: mpsc::Receiver<()>) where
+ CMH: Deref + 'static + Send + Sync,
+ RMH: Deref + 'static + Send + Sync,
+ OMH: Deref + 'static + Send + Sync,
+ L: Deref + 'static + Send + Sync,
+ UMH: Deref + 'static + Send + Sync,
+ CMH::Target: ChannelMessageHandler + Send + Sync,
+ RMH::Target: RoutingMessageHandler + Send + Sync,
+ OMH::Target: OnionMessageHandler + Send + Sync,
+ L::Target: Logger + Send + Sync,
+ UMH::Target: CustomMessageHandler + Send + Sync,
+ {
loop {
if event_receiver.recv().await.is_none() {
return;
}
}
- async fn schedule_read<CMH, RMH, L, UMH>(peer_manager: Arc<peer_handler::PeerManager<SocketDescriptor, Arc<CMH>, Arc<RMH>, Arc<L>, Arc<UMH>>>, us: Arc<Mutex<Self>>, mut reader: io::ReadHalf<TcpStream>, mut read_wake_receiver: mpsc::Receiver<()>, mut write_avail_receiver: mpsc::Receiver<()>) where
- CMH: ChannelMessageHandler + 'static + Send + Sync,
- RMH: RoutingMessageHandler + 'static + Send + Sync,
- L: Logger + 'static + ?Sized + Send + Sync,
- UMH: CustomMessageHandler + 'static + Send + Sync {
+ async fn schedule_read<CMH, RMH, OMH, L, UMH>(peer_manager: Arc<peer_handler::PeerManager<SocketDescriptor, CMH, RMH, OMH, L, UMH>>, us: Arc<Mutex<Self>>, mut reader: io::ReadHalf<TcpStream>, mut read_wake_receiver: mpsc::Receiver<()>, mut write_avail_receiver: mpsc::Receiver<()>) where
+ CMH: Deref + 'static + Send + Sync,
+ RMH: Deref + 'static + Send + Sync,
+ OMH: Deref + 'static + Send + Sync,
+ L: Deref + 'static + Send + Sync,
+ UMH: Deref + 'static + Send + Sync,
+ CMH::Target: ChannelMessageHandler + 'static + Send + Sync,
+ RMH::Target: RoutingMessageHandler + 'static + Send + Sync,
+ OMH::Target: OnionMessageHandler + 'static + Send + Sync,
+ L::Target: Logger + 'static + Send + Sync,
+ UMH::Target: CustomMessageHandler + 'static + Send + Sync,
+ {
// Create a waker to wake up poll_event_process, above
let (event_waker, event_receiver) = mpsc::channel(1);
tokio::spawn(Self::poll_event_process(Arc::clone(&peer_manager), event_receiver));
/// The returned future will complete when the peer is disconnected and associated handling
/// futures are freed, though, because all processing futures are spawned with tokio::spawn, you do
/// not need to poll the provided future in order to make progress.
-pub fn setup_inbound<CMH, RMH, L, UMH>(peer_manager: Arc<peer_handler::PeerManager<SocketDescriptor, Arc<CMH>, Arc<RMH>, Arc<L>, Arc<UMH>>>, stream: StdTcpStream) -> impl std::future::Future<Output=()> where
- CMH: ChannelMessageHandler + 'static + Send + Sync,
- RMH: RoutingMessageHandler + 'static + Send + Sync,
- L: Logger + 'static + ?Sized + Send + Sync,
- UMH: CustomMessageHandler + 'static + Send + Sync {
+pub fn setup_inbound<CMH, RMH, OMH, L, UMH>(peer_manager: Arc<peer_handler::PeerManager<SocketDescriptor, CMH, RMH, OMH, L, UMH>>, stream: StdTcpStream) -> impl std::future::Future<Output=()> where
+ CMH: Deref + 'static + Send + Sync,
+ RMH: Deref + 'static + Send + Sync,
+ OMH: Deref + 'static + Send + Sync,
+ L: Deref + 'static + Send + Sync,
+ UMH: Deref + 'static + Send + Sync,
+ CMH::Target: ChannelMessageHandler + Send + Sync,
+ RMH::Target: RoutingMessageHandler + Send + Sync,
+ OMH::Target: OnionMessageHandler + Send + Sync,
+ L::Target: Logger + Send + Sync,
+ UMH::Target: CustomMessageHandler + Send + Sync,
+{
let remote_addr = get_addr_from_stream(&stream);
let (reader, write_receiver, read_receiver, us) = Connection::new(stream);
#[cfg(debug_assertions)]
/// The returned future will complete when the peer is disconnected and associated handling
/// futures are freed, though, because all processing futures are spawned with tokio::spawn, you do
/// not need to poll the provided future in order to make progress.
-pub fn setup_outbound<CMH, RMH, L, UMH>(peer_manager: Arc<peer_handler::PeerManager<SocketDescriptor, Arc<CMH>, Arc<RMH>, Arc<L>, Arc<UMH>>>, their_node_id: PublicKey, stream: StdTcpStream) -> impl std::future::Future<Output=()> where
- CMH: ChannelMessageHandler + 'static + Send + Sync,
- RMH: RoutingMessageHandler + 'static + Send + Sync,
- L: Logger + 'static + ?Sized + Send + Sync,
- UMH: CustomMessageHandler + 'static + Send + Sync {
+pub fn setup_outbound<CMH, RMH, OMH, L, UMH>(peer_manager: Arc<peer_handler::PeerManager<SocketDescriptor, CMH, RMH, OMH, L, UMH>>, their_node_id: PublicKey, stream: StdTcpStream) -> impl std::future::Future<Output=()> where
+ CMH: Deref + 'static + Send + Sync,
+ RMH: Deref + 'static + Send + Sync,
+ OMH: Deref + 'static + Send + Sync,
+ L: Deref + 'static + Send + Sync,
+ UMH: Deref + 'static + Send + Sync,
+ CMH::Target: ChannelMessageHandler + Send + Sync,
+ RMH::Target: RoutingMessageHandler + Send + Sync,
+ OMH::Target: OnionMessageHandler + Send + Sync,
+ L::Target: Logger + Send + Sync,
+ UMH::Target: CustomMessageHandler + Send + Sync,
+{
let remote_addr = get_addr_from_stream(&stream);
let (reader, mut write_receiver, read_receiver, us) = Connection::new(stream);
#[cfg(debug_assertions)]
/// disconnected and associated handling futures are freed, though, because all processing in said
/// futures are spawned with tokio::spawn, you do not need to poll the second future in order to
/// make progress.
-pub async fn connect_outbound<CMH, RMH, L, UMH>(peer_manager: Arc<peer_handler::PeerManager<SocketDescriptor, Arc<CMH>, Arc<RMH>, Arc<L>, Arc<UMH>>>, their_node_id: PublicKey, addr: SocketAddr) -> Option<impl std::future::Future<Output=()>> where
- CMH: ChannelMessageHandler + 'static + Send + Sync,
- RMH: RoutingMessageHandler + 'static + Send + Sync,
- L: Logger + 'static + ?Sized + Send + Sync,
- UMH: CustomMessageHandler + 'static + Send + Sync {
+pub async fn connect_outbound<CMH, RMH, OMH, L, UMH>(peer_manager: Arc<peer_handler::PeerManager<SocketDescriptor, CMH, RMH, OMH, L, UMH>>, their_node_id: PublicKey, addr: SocketAddr) -> Option<impl std::future::Future<Output=()>> where
+ CMH: Deref + 'static + Send + Sync,
+ RMH: Deref + 'static + Send + Sync,
+ OMH: Deref + 'static + Send + Sync,
+ L: Deref + 'static + Send + Sync,
+ UMH: Deref + 'static + Send + Sync,
+ CMH::Target: ChannelMessageHandler + Send + Sync,
+ RMH::Target: RoutingMessageHandler + Send + Sync,
+ OMH::Target: OnionMessageHandler + Send + Sync,
+ L::Target: Logger + Send + Sync,
+ UMH::Target: CustomMessageHandler + Send + Sync,
+{
if let Ok(Ok(stream)) = time::timeout(Duration::from_secs(10), async { TcpStream::connect(&addr).await.map(|s| s.into_std().unwrap()) }).await {
Some(setup_outbound(peer_manager, their_node_id, stream))
} else { None }
use lightning::ln::features::*;
use lightning::ln::msgs::*;
use lightning::ln::peer_handler::{MessageHandler, PeerManager};
+ use lightning::ln::features::NodeFeatures;
use lightning::util::events::*;
use bitcoin::secp256k1::{Secp256k1, SecretKey, PublicKey};
fn handle_node_announcement(&self, _msg: &NodeAnnouncement) -> Result<bool, LightningError> { Ok(false) }
fn handle_channel_announcement(&self, _msg: &ChannelAnnouncement) -> Result<bool, LightningError> { Ok(false) }
fn handle_channel_update(&self, _msg: &ChannelUpdate) -> Result<bool, LightningError> { Ok(false) }
- fn get_next_channel_announcements(&self, _starting_point: u64, _batch_amount: u8) -> Vec<(ChannelAnnouncement, Option<ChannelUpdate>, Option<ChannelUpdate>)> { Vec::new() }
- fn get_next_node_announcements(&self, _starting_point: Option<&PublicKey>, _batch_amount: u8) -> Vec<NodeAnnouncement> { Vec::new() }
- fn peer_connected(&self, _their_node_id: &PublicKey, _init_msg: &Init) { }
+ fn get_next_channel_announcement(&self, _starting_point: u64) -> Option<(ChannelAnnouncement, Option<ChannelUpdate>, Option<ChannelUpdate>)> { None }
+ fn get_next_node_announcement(&self, _starting_point: Option<&PublicKey>) -> Option<NodeAnnouncement> { None }
+ fn peer_connected(&self, _their_node_id: &PublicKey, _init_msg: &Init) -> Result<(), ()> { Ok(()) }
fn handle_reply_channel_range(&self, _their_node_id: &PublicKey, _msg: ReplyChannelRange) -> Result<(), LightningError> { Ok(()) }
fn handle_reply_short_channel_ids_end(&self, _their_node_id: &PublicKey, _msg: ReplyShortChannelIdsEnd) -> Result<(), LightningError> { Ok(()) }
fn handle_query_channel_range(&self, _their_node_id: &PublicKey, _msg: QueryChannelRange) -> Result<(), LightningError> { Ok(()) }
fn handle_query_short_channel_ids(&self, _their_node_id: &PublicKey, _msg: QueryShortChannelIds) -> Result<(), LightningError> { Ok(()) }
+ fn provided_node_features(&self) -> NodeFeatures { NodeFeatures::empty() }
+ fn provided_init_features(&self, _their_node_id: &PublicKey) -> InitFeatures { InitFeatures::empty() }
}
impl ChannelMessageHandler for MsgHandler {
fn handle_open_channel(&self, _their_node_id: &PublicKey, _their_features: InitFeatures, _msg: &OpenChannel) {}
self.pubkey_disconnected.clone().try_send(()).unwrap();
}
}
- fn peer_connected(&self, their_node_id: &PublicKey, _msg: &Init) {
+ fn peer_connected(&self, their_node_id: &PublicKey, _init_msg: &Init) -> Result<(), ()> {
if *their_node_id == self.expected_pubkey {
self.pubkey_connected.clone().try_send(()).unwrap();
}
+ Ok(())
}
fn handle_channel_reestablish(&self, _their_node_id: &PublicKey, _msg: &ChannelReestablish) {}
fn handle_error(&self, _their_node_id: &PublicKey, _msg: &ErrorMessage) {}
+ fn provided_node_features(&self) -> NodeFeatures { NodeFeatures::empty() }
+ fn provided_init_features(&self, _their_node_id: &PublicKey) -> InitFeatures { InitFeatures::empty() }
}
impl MessageSendEventsProvider for MsgHandler {
fn get_and_clear_pending_msg_events(&self) -> Vec<MessageSendEvent> {
let a_manager = Arc::new(PeerManager::new(MessageHandler {
chan_handler: Arc::clone(&a_handler),
route_handler: Arc::clone(&a_handler),
- }, a_key.clone(), &[1; 32], Arc::new(TestLogger()), Arc::new(lightning::ln::peer_handler::IgnoringMessageHandler{})));
+ onion_message_handler: Arc::new(lightning::ln::peer_handler::IgnoringMessageHandler{}),
+ }, a_key.clone(), 0, &[1; 32], Arc::new(TestLogger()), Arc::new(lightning::ln::peer_handler::IgnoringMessageHandler{})));
let (b_connected_sender, mut b_connected) = mpsc::channel(1);
let (b_disconnected_sender, mut b_disconnected) = mpsc::channel(1);
let b_manager = Arc::new(PeerManager::new(MessageHandler {
chan_handler: Arc::clone(&b_handler),
route_handler: Arc::clone(&b_handler),
- }, b_key.clone(), &[2; 32], Arc::new(TestLogger()), Arc::new(lightning::ln::peer_handler::IgnoringMessageHandler{})));
+ onion_message_handler: Arc::new(lightning::ln::peer_handler::IgnoringMessageHandler{}),
+ }, b_key.clone(), 0, &[2; 32], Arc::new(TestLogger()), Arc::new(lightning::ln::peer_handler::IgnoringMessageHandler{})));
// We bind on localhost, hoping the environment is properly configured with a local
// address. This may not always be the case in containers and the like, so if this test is
let a_manager = Arc::new(PeerManager::new(MessageHandler {
chan_handler: Arc::new(lightning::ln::peer_handler::ErroringMessageHandler::new()),
+ onion_message_handler: Arc::new(lightning::ln::peer_handler::IgnoringMessageHandler{}),
route_handler: Arc::new(lightning::ln::peer_handler::IgnoringMessageHandler{}),
- }, a_key, &[1; 32], Arc::new(TestLogger()), Arc::new(lightning::ln::peer_handler::IgnoringMessageHandler{})));
+ }, a_key, 0, &[1; 32], Arc::new(TestLogger()), Arc::new(lightning::ln::peer_handler::IgnoringMessageHandler{})));
// Make two connections, one for an inbound and one for an outbound connection
let conn_a = {