From: Valentine Wallace Date: Thu, 16 Jan 2020 18:26:38 +0000 (-0500) Subject: Update ChannelManager's ChannelMonitor Arc to be a Deref X-Git-Tag: v0.0.12~151^2 X-Git-Url: http://git.bitcoin.ninja/?a=commitdiff_plain;h=4833d1acf9fd7755db5aaaaa50f3e54e8446d6b3;p=rust-lightning Update ChannelManager's ChannelMonitor Arc to be a Deref Additional changes: * Update fuzz crate to match ChannelManager's new API * Update lightning-net-tokio library to match ChannelManager's new ChannelMonitor Deref API * Update tests to match ChannelManager's new ChannelMonitor Deref API --- diff --git a/fuzz/src/chanmon_consistency.rs b/fuzz/src/chanmon_consistency.rs index adc00ed8d..1a55ee79c 100644 --- a/fuzz/src/chanmon_consistency.rs +++ b/fuzz/src/chanmon_consistency.rs @@ -85,7 +85,7 @@ pub struct TestChannelMonitor { impl TestChannelMonitor { pub fn new(chain_monitor: Arc, broadcaster: Arc, logger: Arc, feeest: Arc) -> Self { Self { - simple_monitor: channelmonitor::SimpleManyChannelMonitor::new(chain_monitor, broadcaster, logger, feeest), + simple_monitor: Arc::new(channelmonitor::SimpleManyChannelMonitor::new(chain_monitor, broadcaster, logger, feeest)), update_ret: Mutex::new(Ok(())), latest_good_update: Mutex::new(HashMap::new()), latest_update_good: Mutex::new(HashMap::new()), @@ -190,7 +190,7 @@ pub fn do_test(data: &[u8]) { config.channel_options.fee_proportional_millionths = 0; config.channel_options.announced_channel = true; config.peer_channel_config_limits.min_dust_limit_satoshis = 0; - (ChannelManager::new(Network::Bitcoin, fee_est.clone(), monitor.clone(), broadcast.clone(), Arc::clone(&logger), keys_manager.clone(), config, 0).unwrap(), + (Arc::new(ChannelManager::new(Network::Bitcoin, fee_est.clone(), monitor.clone() as Arc, broadcast.clone(), Arc::clone(&logger), keys_manager.clone(), config, 0).unwrap()), monitor) } } } @@ -221,14 +221,14 @@ pub fn do_test(data: &[u8]) { let read_args = ChannelManagerReadArgs { keys_manager, fee_estimator: fee_est.clone(), - monitor: monitor.clone(), + monitor: monitor.clone() as Arc, tx_broadcaster: broadcast.clone(), logger, default_config: config, channel_monitors: &mut monitor_refs, }; - let res = (<(Sha256d, ChannelManager)>::read(&mut Cursor::new(&$ser.0), read_args).expect("Failed to read manager").1, monitor); + let res = (<(Sha256d, ChannelManager>)>::read(&mut Cursor::new(&$ser.0), read_args).expect("Failed to read manager").1, monitor); for (_, was_good) in $old_monitors.latest_updates_good_at_last_ser.lock().unwrap().iter() { if !was_good { // If the last time we updated a monitor we didn't successfully update (and we diff --git a/fuzz/src/full_stack.rs b/fuzz/src/full_stack.rs index cd855f363..f8e76971a 100644 --- a/fuzz/src/full_stack.rs +++ b/fuzz/src/full_stack.rs @@ -136,9 +136,9 @@ impl<'a> Hash for Peer<'a> { } struct MoneyLossDetector<'a> { - manager: Arc>, + manager: Arc>>, monitor: Arc>, - handler: PeerManager>, + handler: PeerManager, Arc>>>, peers: &'a RefCell<[bool; 256]>, funding_txn: Vec, @@ -149,7 +149,7 @@ struct MoneyLossDetector<'a> { blocks_connected: u32, } impl<'a> MoneyLossDetector<'a> { - pub fn new(peers: &'a RefCell<[bool; 256]>, manager: Arc>, monitor: Arc>, handler: PeerManager>) -> Self { + pub fn new(peers: &'a RefCell<[bool; 256]>, manager: Arc>>, monitor: Arc>, handler: PeerManager, Arc>>>) -> Self { MoneyLossDetector { manager, monitor, @@ -320,14 +320,14 @@ pub fn do_test(data: &[u8], logger: &Arc) { let watch = Arc::new(ChainWatchInterfaceUtil::new(Network::Bitcoin, Arc::clone(&logger))); let broadcast = Arc::new(TestBroadcaster{}); - let monitor = channelmonitor::SimpleManyChannelMonitor::new(watch.clone(), broadcast.clone(), Arc::clone(&logger), fee_est.clone()); + let monitor = Arc::new(channelmonitor::SimpleManyChannelMonitor::new(watch.clone(), broadcast.clone(), Arc::clone(&logger), fee_est.clone())); let keys_manager = Arc::new(KeyProvider { node_secret: our_network_key.clone(), counter: AtomicU64::new(0) }); let mut config = UserConfig::default(); config.channel_options.fee_proportional_millionths = slice_to_be32(get_slice!(4)); config.channel_options.announced_channel = get_slice!(1)[0] != 0; config.peer_channel_config_limits.min_dust_limit_satoshis = 0; - let channelmanager = ChannelManager::new(Network::Bitcoin, fee_est.clone(), monitor.clone(), broadcast.clone(), Arc::clone(&logger), keys_manager.clone(), config, 0).unwrap(); + let channelmanager = Arc::new(ChannelManager::new(Network::Bitcoin, fee_est.clone(), monitor.clone() as Arc, broadcast.clone(), Arc::clone(&logger), keys_manager.clone(), config, 0).unwrap()); let router = Arc::new(Router::new(PublicKey::from_secret_key(&Secp256k1::signing_only(), &keys_manager.get_node_secret()), watch.clone(), Arc::clone(&logger))); let peers = RefCell::new([false; 256]); diff --git a/lightning-net-tokio/src/lib.rs b/lightning-net-tokio/src/lib.rs index 0bc36b280..47e179189 100644 --- a/lightning-net-tokio/src/lib.rs +++ b/lightning-net-tokio/src/lib.rs @@ -19,6 +19,7 @@ use tokio::net::TcpStream; use lightning::ln::peer_handler; use lightning::ln::peer_handler::SocketDescriptor as LnSocketTrait; +use lightning::ln::msgs::ChannelMessageHandler; use std::mem; use std::net::SocketAddr; @@ -42,7 +43,7 @@ pub struct Connection { id: u64, } impl Connection { - fn schedule_read(peer_manager: Arc>, us: Arc>, reader: futures::stream::SplitStream>) { + fn schedule_read(peer_manager: Arc, Arc>>, us: Arc>, reader: futures::stream::SplitStream>) { let us_ref = us.clone(); let us_close_ref = us.clone(); let peer_manager_ref = peer_manager.clone(); @@ -110,7 +111,7 @@ impl Connection { /// /// You should poll the Receive end of event_notify and call get_and_clear_pending_events() on /// ChannelManager and ChannelMonitor objects. - pub fn setup_inbound(peer_manager: Arc>, event_notify: mpsc::Sender<()>, stream: TcpStream) { + pub fn setup_inbound(peer_manager: Arc, Arc>>, event_notify: mpsc::Sender<()>, stream: TcpStream) { let (reader, us) = Self::new(event_notify, stream); if let Ok(_) = peer_manager.new_inbound_connection(SocketDescriptor::new(us.clone(), peer_manager.clone())) { @@ -124,7 +125,7 @@ impl Connection { /// /// You should poll the Receive end of event_notify and call get_and_clear_pending_events() on /// ChannelManager and ChannelMonitor objects. - pub fn setup_outbound(peer_manager: Arc>, event_notify: mpsc::Sender<()>, their_node_id: PublicKey, stream: TcpStream) { + pub fn setup_outbound(peer_manager: Arc, Arc>>, event_notify: mpsc::Sender<()>, their_node_id: PublicKey, stream: TcpStream) { let (reader, us) = Self::new(event_notify, stream); if let Ok(initial_send) = peer_manager.new_outbound_connection(their_node_id, SocketDescriptor::new(us.clone(), peer_manager.clone())) { @@ -142,7 +143,7 @@ impl Connection { /// /// You should poll the Receive end of event_notify and call get_and_clear_pending_events() on /// ChannelManager and ChannelMonitor objects. - pub fn connect_outbound(peer_manager: Arc>, event_notify: mpsc::Sender<()>, their_node_id: PublicKey, addr: SocketAddr) { + pub fn connect_outbound(peer_manager: Arc, Arc>>, event_notify: mpsc::Sender<()>, their_node_id: PublicKey, addr: SocketAddr) { let connect_timeout = Delay::new(Instant::now() + Duration::from_secs(10)).then(|_| { future::err(std::io::Error::new(std::io::ErrorKind::TimedOut, "timeout reached")) }); @@ -157,19 +158,18 @@ impl Connection { } } -#[derive(Clone)] -pub struct SocketDescriptor { +pub struct SocketDescriptor { conn: Arc>, id: u64, - peer_manager: Arc>, + peer_manager: Arc, Arc>>, } -impl SocketDescriptor { - fn new(conn: Arc>, peer_manager: Arc>) -> Self { +impl SocketDescriptor { + fn new(conn: Arc>, peer_manager: Arc, Arc>>) -> Self { let id = conn.lock().unwrap().id; Self { conn, id, peer_manager } } } -impl peer_handler::SocketDescriptor for SocketDescriptor { +impl peer_handler::SocketDescriptor for SocketDescriptor { fn send_data(&mut self, data: &[u8], resume_read: bool) -> usize { macro_rules! schedule_read { ($us_ref: expr) => { @@ -256,13 +256,22 @@ impl peer_handler::SocketDescriptor for SocketDescriptor { us.read_paused = true; } } -impl Eq for SocketDescriptor {} -impl PartialEq for SocketDescriptor { +impl Clone for SocketDescriptor { + fn clone(&self) -> Self { + Self { + conn: Arc::clone(&self.conn), + id: self.id, + peer_manager: Arc::clone(&self.peer_manager), + } + } +} +impl Eq for SocketDescriptor {} +impl PartialEq for SocketDescriptor { fn eq(&self, o: &Self) -> bool { self.id == o.id } } -impl Hash for SocketDescriptor { +impl Hash for SocketDescriptor { fn hash(&self, state: &mut H) { self.id.hash(state); } diff --git a/lightning/src/chain/chaininterface.rs b/lightning/src/chain/chaininterface.rs index 4f5eeeac5..3a2e69cd1 100644 --- a/lightning/src/chain/chaininterface.rs +++ b/lightning/src/chain/chaininterface.rs @@ -14,9 +14,11 @@ use bitcoin::network::constants::Network; use util::logger::Logger; -use std::sync::{Mutex,Weak,MutexGuard,Arc}; +use std::sync::{Mutex, MutexGuard, Arc}; use std::sync::atomic::{AtomicUsize, Ordering}; use std::collections::HashSet; +use std::ops::Deref; +use std::marker::PhantomData; /// Used to give chain error details upstream pub enum ChainError { @@ -205,26 +207,48 @@ impl ChainWatchedUtil { } } +/// BlockNotifierArc is useful when you need a BlockNotifier that points to ChainListeners with +/// static lifetimes, e.g. when you're using lightning-net-tokio (since tokio::spawn requires +/// parameters with static lifetimes). Other times you can afford a reference, which is more +/// efficient, in which case BlockNotifierRef is a more appropriate type. Defining these type +/// aliases prevents issues such as overly long function definitions. +pub type BlockNotifierArc = Arc>>; + +/// BlockNotifierRef is useful when you want a BlockNotifier that points to ChainListeners +/// with nonstatic lifetimes. This is useful for when static lifetimes are not needed. Nonstatic +/// lifetimes are more efficient but less flexible, and should be used by default unless static +/// lifetimes are required, e.g. when you're using lightning-net-tokio (since tokio::spawn +/// requires parameters with static lifetimes), in which case BlockNotifierArc is a more +/// appropriate type. Defining these type aliases for common usages prevents issues such as +/// overly long function definitions. +pub type BlockNotifierRef<'a> = BlockNotifier<'a, &'a ChainListener>; + /// Utility for notifying listeners about new blocks, and handling block rescans if new watch /// data is registered. -pub struct BlockNotifier { - listeners: Mutex>>, //TODO(vmw): try removing Weak +/// +/// Rather than using a plain BlockNotifier, it is preferable to use either a BlockNotifierArc +/// or a BlockNotifierRef for conciseness. See their documentation for more details, but essentially +/// you should default to using a BlockNotifierRef, and use a BlockNotifierArc instead when you +/// require ChainListeners with static lifetimes, such as when you're using lightning-net-tokio. +pub struct BlockNotifier<'a, CL: Deref + 'a> { + listeners: Mutex>, chain_monitor: Arc, + phantom: PhantomData<&'a ()>, } -impl BlockNotifier { +impl<'a, CL: Deref + 'a> BlockNotifier<'a, CL> { /// Constructs a new BlockNotifier without any listeners. - pub fn new(chain_monitor: Arc) -> BlockNotifier { + pub fn new(chain_monitor: Arc) -> BlockNotifier<'a, CL> { BlockNotifier { listeners: Mutex::new(Vec::new()), chain_monitor, + phantom: PhantomData, } } - /// Register the given listener to receive events. Only a weak pointer is provided and - /// the registration should be freed once that pointer expires. + /// Register the given listener to receive events. // TODO: unregister - pub fn register_listener(&self, listener: Weak) { + pub fn register_listener(&self, listener: CL) { let mut vec = self.listeners.lock().unwrap(); vec.push(listener); } @@ -250,12 +274,9 @@ impl BlockNotifier { pub fn block_connected_checked(&self, header: &BlockHeader, height: u32, txn_matched: &[&Transaction], indexes_of_txn_matched: &[u32]) -> bool { let last_seen = self.chain_monitor.reentered(); - let listeners = self.listeners.lock().unwrap().clone(); + let listeners = self.listeners.lock().unwrap(); for listener in listeners.iter() { - match listener.upgrade() { - Some(arc) => arc.block_connected(header, height, txn_matched, indexes_of_txn_matched), - None => () - } + listener.block_connected(header, height, txn_matched, indexes_of_txn_matched); } return last_seen != self.chain_monitor.reentered(); } @@ -263,12 +284,9 @@ impl BlockNotifier { /// Notify listeners that a block was disconnected. pub fn block_disconnected(&self, header: &BlockHeader, disconnected_height: u32) { - let listeners = self.listeners.lock().unwrap().clone(); + let listeners = self.listeners.lock().unwrap(); for listener in listeners.iter() { - match listener.upgrade() { - Some(arc) => arc.block_disconnected(&header, disconnected_height), - None => () - } + listener.block_disconnected(&header, disconnected_height); } } diff --git a/lightning/src/ln/chanmon_update_fail_tests.rs b/lightning/src/ln/chanmon_update_fail_tests.rs index 785123e0e..5772d015b 100644 --- a/lightning/src/ln/chanmon_update_fail_tests.rs +++ b/lightning/src/ln/chanmon_update_fail_tests.rs @@ -19,11 +19,13 @@ use ln::functional_test_utils::*; #[test] fn test_simple_monitor_permanent_update_fail() { // Test that we handle a simple permanent monitor update failure - let mut nodes = create_network(2, &[None, None]); + let node_cfgs = create_node_cfgs(2); + let node_chanmgrs = create_node_chanmgrs(2, &node_cfgs, &[None, None]); + let mut nodes = create_network(2, &node_cfgs, &node_chanmgrs); create_announced_chan_between_nodes(&nodes, 0, 1, InitFeatures::supported(), InitFeatures::supported()); let route = nodes[0].router.get_route(&nodes[1].node.get_our_node_id(), None, &Vec::new(), 1000000, TEST_FINAL_CLTV).unwrap(); - let (_, payment_hash_1) = get_payment_preimage_hash!(nodes[0]); + let (_, payment_hash_1) = get_payment_preimage_hash!(&nodes[0]); *nodes[0].chan_monitor.update_ret.lock().unwrap() = Err(ChannelMonitorUpdateErr::PermanentFailure); if let Err(APIError::ChannelUnavailable {..}) = nodes[0].node.send_payment(route, payment_hash_1) {} else { panic!(); } @@ -49,11 +51,13 @@ fn test_simple_monitor_permanent_update_fail() { fn do_test_simple_monitor_temporary_update_fail(disconnect: bool) { // Test that we can recover from a simple temporary monitor update failure optionally with // a disconnect in between - let mut nodes = create_network(2, &[None, None]); + let node_cfgs = create_node_cfgs(2); + let node_chanmgrs = create_node_chanmgrs(2, &node_cfgs, &[None, None]); + let mut nodes = create_network(2, &node_cfgs, &node_chanmgrs); create_announced_chan_between_nodes(&nodes, 0, 1, InitFeatures::supported(), InitFeatures::supported()); let route = nodes[0].router.get_route(&nodes[1].node.get_our_node_id(), None, &Vec::new(), 1000000, TEST_FINAL_CLTV).unwrap(); - let (payment_preimage_1, payment_hash_1) = get_payment_preimage_hash!(nodes[0]); + let (payment_preimage_1, payment_hash_1) = get_payment_preimage_hash!(&nodes[0]); *nodes[0].chan_monitor.update_ret.lock().unwrap() = Err(ChannelMonitorUpdateErr::TemporaryFailure); if let Err(APIError::MonitorUpdateFailed) = nodes[0].node.send_payment(route.clone(), payment_hash_1) {} else { panic!(); } @@ -95,7 +99,7 @@ fn do_test_simple_monitor_temporary_update_fail(disconnect: bool) { claim_payment(&nodes[0], &[&nodes[1]], payment_preimage_1, 1_000_000); // Now set it to failed again... - let (_, payment_hash_2) = get_payment_preimage_hash!(nodes[0]); + let (_, payment_hash_2) = get_payment_preimage_hash!(&nodes[0]); *nodes[0].chan_monitor.update_ret.lock().unwrap() = Err(ChannelMonitorUpdateErr::TemporaryFailure); if let Err(APIError::MonitorUpdateFailed) = nodes[0].node.send_payment(route, payment_hash_2) {} else { panic!(); } check_added_monitors!(nodes[0], 1); @@ -148,7 +152,9 @@ fn do_test_monitor_temporary_update_fail(disconnect_count: usize) { // * We then walk through more message exchanges to get the original update_add_htlc // through, swapping message ordering based on disconnect_count & 8 and optionally // disconnect/reconnecting based on disconnect_count. - let mut nodes = create_network(2, &[None, None]); + let node_cfgs = create_node_cfgs(2); + let node_chanmgrs = create_node_chanmgrs(2, &node_cfgs, &[None, None]); + let mut nodes = create_network(2, &node_cfgs, &node_chanmgrs); create_announced_chan_between_nodes(&nodes, 0, 1, InitFeatures::supported(), InitFeatures::supported()); let (payment_preimage_1, _) = route_payment(&nodes[0], &[&nodes[1]], 1000000); @@ -474,7 +480,9 @@ fn test_monitor_temporary_update_fail_c() { #[test] fn test_monitor_update_fail_cs() { // Tests handling of a monitor update failure when processing an incoming commitment_signed - let mut nodes = create_network(2, &[None, None]); + let node_cfgs = create_node_cfgs(2); + let node_chanmgrs = create_node_chanmgrs(2, &node_cfgs, &[None, None]); + let mut nodes = create_network(2, &node_cfgs, &node_chanmgrs); create_announced_chan_between_nodes(&nodes, 0, 1, InitFeatures::supported(), InitFeatures::supported()); let route = nodes[0].router.get_route(&nodes[1].node.get_our_node_id(), None, &Vec::new(), 1000000, TEST_FINAL_CLTV).unwrap(); @@ -553,7 +561,9 @@ fn test_monitor_update_fail_no_rebroadcast() { // Tests handling of a monitor update failure when no message rebroadcasting on // test_restore_channel_monitor() is required. Backported from // chanmon_fail_consistency fuzz tests. - let mut nodes = create_network(2, &[None, None]); + let node_cfgs = create_node_cfgs(2); + let node_chanmgrs = create_node_chanmgrs(2, &node_cfgs, &[None, None]); + let mut nodes = create_network(2, &node_cfgs, &node_chanmgrs); create_announced_chan_between_nodes(&nodes, 0, 1, InitFeatures::supported(), InitFeatures::supported()); let route = nodes[0].router.get_route(&nodes[1].node.get_our_node_id(), None, &Vec::new(), 1000000, TEST_FINAL_CLTV).unwrap(); @@ -595,7 +605,9 @@ fn test_monitor_update_fail_no_rebroadcast() { fn test_monitor_update_raa_while_paused() { // Tests handling of an RAA while monitor updating has already been marked failed. // Backported from chanmon_fail_consistency fuzz tests as this used to be broken. - let mut nodes = create_network(2, &[None, None]); + let node_cfgs = create_node_cfgs(2); + let node_chanmgrs = create_node_chanmgrs(2, &node_cfgs, &[None, None]); + let mut nodes = create_network(2, &node_cfgs, &node_chanmgrs); create_announced_chan_between_nodes(&nodes, 0, 1, InitFeatures::supported(), InitFeatures::supported()); send_payment(&nodes[0], &[&nodes[1]], 5000000, 5_000_000); @@ -662,7 +674,9 @@ fn test_monitor_update_raa_while_paused() { fn do_test_monitor_update_fail_raa(test_ignore_second_cs: bool) { // Tests handling of a monitor update failure when processing an incoming RAA - let mut nodes = create_network(3, &[None, None, None]); + let node_cfgs = create_node_cfgs(3); + let node_chanmgrs = create_node_chanmgrs(3, &node_cfgs, &[None, None, None]); + let mut nodes = create_network(3, &node_cfgs, &node_chanmgrs); create_announced_chan_between_nodes(&nodes, 0, 1, InitFeatures::supported(), InitFeatures::supported()); let chan_2 = create_announced_chan_between_nodes(&nodes, 1, 2, InitFeatures::supported(), InitFeatures::supported()); @@ -915,7 +929,9 @@ fn test_monitor_update_fail_reestablish() { // Simple test for message retransmission after monitor update failure on // channel_reestablish generating a monitor update (which comes from freeing holding cell // HTLCs). - let mut nodes = create_network(3, &[None, None, None]); + let node_cfgs = create_node_cfgs(3); + let node_chanmgrs = create_node_chanmgrs(3, &node_cfgs, &[None, None, None]); + let mut nodes = create_network(3, &node_cfgs, &node_chanmgrs); create_announced_chan_between_nodes(&nodes, 0, 1, InitFeatures::supported(), InitFeatures::supported()); create_announced_chan_between_nodes(&nodes, 1, 2, InitFeatures::supported(), InitFeatures::supported()); @@ -993,7 +1009,9 @@ fn raa_no_response_awaiting_raa_state() { // due to a previous monitor update failure, we still set AwaitingRemoteRevoke on the channel // in question (assuming it intends to respond with a CS after monitor updating is restored). // Backported from chanmon_fail_consistency fuzz tests as this used to be broken. - let mut nodes = create_network(2, &[None, None]); + let node_cfgs = create_node_cfgs(2); + let node_chanmgrs = create_node_chanmgrs(2, &node_cfgs, &[None, None]); + let mut nodes = create_network(2, &node_cfgs, &node_chanmgrs); create_announced_chan_between_nodes(&nodes, 0, 1, InitFeatures::supported(), InitFeatures::supported()); let route = nodes[0].router.get_route(&nodes[1].node.get_our_node_id(), None, &Vec::new(), 1000000, TEST_FINAL_CLTV).unwrap(); @@ -1106,7 +1124,9 @@ fn claim_while_disconnected_monitor_update_fail() { // Backported from chanmon_fail_consistency fuzz tests as an unmerged version of the handling // code introduced a regression in this test (specifically, this caught a removal of the // channel_reestablish handling ensuring the order was sensical given the messages used). - let mut nodes = create_network(2, &[None, None]); + let node_cfgs = create_node_cfgs(2); + let node_chanmgrs = create_node_chanmgrs(2, &node_cfgs, &[None, None]); + let mut nodes = create_network(2, &node_cfgs, &node_chanmgrs); create_announced_chan_between_nodes(&nodes, 0, 1, InitFeatures::supported(), InitFeatures::supported()); // Forward a payment for B to claim @@ -1221,7 +1241,9 @@ fn monitor_failed_no_reestablish_response() { // response to a commitment_signed. // Backported from chanmon_fail_consistency fuzz tests as it caught a long-standing // debug_assert!() failure in channel_reestablish handling. - let mut nodes = create_network(2, &[None, None]); + let node_cfgs = create_node_cfgs(2); + let node_chanmgrs = create_node_chanmgrs(2, &node_cfgs, &[None, None]); + let mut nodes = create_network(2, &node_cfgs, &node_chanmgrs); create_announced_chan_between_nodes(&nodes, 0, 1, InitFeatures::supported(), InitFeatures::supported()); // Route the payment and deliver the initial commitment_signed (with a monitor update failure @@ -1287,7 +1309,9 @@ fn first_message_on_recv_ordering() { // have no pending response but will want to send a RAA/CS (with the updates for the second // payment applied). // Backported from chanmon_fail_consistency fuzz tests as it caught a bug here. - let mut nodes = create_network(2, &[None, None]); + let node_cfgs = create_node_cfgs(2); + let node_chanmgrs = create_node_chanmgrs(2, &node_cfgs, &[None, None]); + let mut nodes = create_network(2, &node_cfgs, &node_chanmgrs); create_announced_chan_between_nodes(&nodes, 0, 1, InitFeatures::supported(), InitFeatures::supported()); // Route the first payment outbound, holding the last RAA for B until we are set up so that we @@ -1372,7 +1396,9 @@ fn test_monitor_update_fail_claim() { // update to claim the payment. We then send a payment C->B->A, making the forward of this // payment from B to A fail due to the paused channel. Finally, we restore the channel monitor // updating and claim the payment on B. - let mut nodes = create_network(3, &[None, None, None]); + let node_cfgs = create_node_cfgs(3); + let node_chanmgrs = create_node_chanmgrs(3, &node_cfgs, &[None, None, None]); + let mut nodes = create_network(3, &node_cfgs, &node_chanmgrs); let chan_1 = create_announced_chan_between_nodes(&nodes, 0, 1, InitFeatures::supported(), InitFeatures::supported()); create_announced_chan_between_nodes(&nodes, 1, 2, InitFeatures::supported(), InitFeatures::supported()); @@ -1445,7 +1471,9 @@ fn test_monitor_update_on_pending_forwards() { // We do this with a simple 3-node network, sending a payment from A to C and one from C to A. // The payment from A to C will be failed by C and pending a back-fail to A, while the payment // from C to A will be pending a forward to A. - let mut nodes = create_network(3, &[None, None, None]); + let node_cfgs = create_node_cfgs(3); + let node_chanmgrs = create_node_chanmgrs(3, &node_cfgs, &[None, None, None]); + let mut nodes = create_network(3, &node_cfgs, &node_chanmgrs); create_announced_chan_between_nodes(&nodes, 0, 1, InitFeatures::supported(), InitFeatures::supported()); create_announced_chan_between_nodes(&nodes, 1, 2, InitFeatures::supported(), InitFeatures::supported()); @@ -1510,7 +1538,9 @@ fn monitor_update_claim_fail_no_response() { // to channel being AwaitingRAA). // Backported from chanmon_fail_consistency fuzz tests as an unmerged version of the handling // code was broken. - let mut nodes = create_network(2, &[None, None]); + let node_cfgs = create_node_cfgs(2); + let node_chanmgrs = create_node_chanmgrs(2, &node_cfgs, &[None, None]); + let mut nodes = create_network(2, &node_cfgs, &node_chanmgrs); create_announced_chan_between_nodes(&nodes, 0, 1, InitFeatures::supported(), InitFeatures::supported()); // Forward a payment for B to claim @@ -1569,7 +1599,9 @@ fn monitor_update_claim_fail_no_response() { fn do_during_funding_monitor_fail(fail_on_generate: bool, restore_between_fails: bool, fail_on_signed: bool, confirm_a_first: bool, restore_b_before_conf: bool) { // Test that if the monitor update generated by funding_transaction_generated fails we continue // the channel setup happily after the update is restored. - let mut nodes = create_network(2, &[None, None]); + let node_cfgs = create_node_cfgs(2); + let node_chanmgrs = create_node_chanmgrs(2, &node_cfgs, &[None, None]); + let mut nodes = create_network(2, &node_cfgs, &node_chanmgrs); nodes[0].node.create_channel(nodes[1].node.get_our_node_id(), 100000, 10001, 43).unwrap(); nodes[1].node.handle_open_channel(&nodes[0].node.get_our_node_id(), InitFeatures::supported(), &get_event_msg!(nodes[0], MessageSendEvent::SendOpenChannel, nodes[1].node.get_our_node_id())); diff --git a/lightning/src/ln/channelmanager.rs b/lightning/src/ln/channelmanager.rs index 18d337202..a59b85b6e 100644 --- a/lightning/src/ln/channelmanager.rs +++ b/lightning/src/ln/channelmanager.rs @@ -34,7 +34,7 @@ use ln::features::InitFeatures; use ln::msgs; use ln::onion_utils; use ln::msgs::{ChannelMessageHandler, DecodeError, LightningError}; -use chain::keysinterface::{ChannelKeys, KeysInterface}; +use chain::keysinterface::{ChannelKeys, KeysInterface, InMemoryChannelKeys}; use util::config::UserConfig; use util::{byte_utils, events}; use util::ser::{Readable, ReadableArgs, Writeable, Writer}; @@ -48,6 +48,8 @@ use std::io::Cursor; use std::sync::{Arc, Mutex, MutexGuard, RwLock}; use std::sync::atomic::{AtomicUsize, Ordering}; use std::time::Duration; +use std::marker::{Sync, Send}; +use std::ops::Deref; const SIXTY_FIVE_ZEROS: [u8; 65] = [0; 65]; @@ -284,6 +286,21 @@ struct PeerState { #[cfg(not(any(target_pointer_width = "32", target_pointer_width = "64")))] const ERR: () = "You need at least 32 bit pointers (well, usize, but we'll assume they're the same) for ChannelManager::latest_block_height"; +/// SimpleArcChannelManager is useful when you need a ChannelManager with a static lifetime, e.g. +/// when you're using lightning-net-tokio (since tokio::spawn requires parameters with static +/// lifetimes). Other times you can afford a reference, which is more efficient, in which case +/// SimpleRefChannelManager is the more appropriate type. Defining these type aliases prevents +/// issues such as overly long function definitions. +pub type SimpleArcChannelManager = Arc>>; + +/// SimpleRefChannelManager is a type alias for a ChannelManager reference, and is the reference +/// counterpart to the SimpleArcChannelManager type alias. Use this type by default when you don't +/// need a ChannelManager with a static lifetime. You'll need a static lifetime in cases such as +/// usage of lightning-net-tokio (since tokio::spawn requires parameters with static lifetimes). +/// But if this is not necessary, using a reference is more efficient. Defining these type aliases +/// helps with issues such as long function definitions. +pub type SimpleRefChannelManager<'a, M> = ChannelManager; + /// Manager which keeps track of a number of channels and sends messages to the appropriate /// channel, also tracking HTLC preimages and forwarding onion packets appropriately. /// @@ -313,12 +330,18 @@ const ERR: () = "You need at least 32 bit pointers (well, usize, but we'll assum /// ChannelUpdate messages informing peers that the channel is temporarily disabled. To avoid /// spam due to quick disconnection/reconnection, updates are not sent until the channel has been /// offline for a full minute. In order to track this, you must call -/// timer_chan_freshness_every_min roughly once per minute, though it doesn't have to be perfec. -pub struct ChannelManager { +/// timer_chan_freshness_every_min roughly once per minute, though it doesn't have to be perfect. +/// +/// Rather than using a plain ChannelManager, it is preferable to use either a SimpleArcChannelManager +/// a SimpleRefChannelManager, for conciseness. See their documentation for more details, but +/// essentially you should default to using a SimpleRefChannelManager, and use a +/// SimpleArcChannelManager when you require a ChannelManager with a static lifetime, such as when +/// you're using lightning-net-tokio. +pub struct ChannelManager where M::Target: ManyChannelMonitor { default_configuration: UserConfig, genesis_hash: Sha256dHash, fee_estimator: Arc, - monitor: Arc, + monitor: M, tx_broadcaster: Arc, #[cfg(test)] @@ -586,7 +609,7 @@ macro_rules! maybe_break_monitor_err { } } -impl ChannelManager { +impl ChannelManager where M::Target: ManyChannelMonitor { /// Constructs a new ChannelManager to hold several channels and route between them. /// /// This is the main "logic hub" for all channel-related actions, and implements @@ -605,14 +628,14 @@ impl ChannelManager { /// the ChannelManager as a listener to the BlockNotifier and call the BlockNotifier's /// `block_(dis)connected` methods, which will notify all registered listeners in one /// go. - pub fn new(network: Network, feeest: Arc, monitor: Arc, tx_broadcaster: Arc, logger: Arc,keys_manager: Arc>, config: UserConfig, current_blockchain_height: usize) -> Result>, secp256k1::Error> { + pub fn new(network: Network, feeest: Arc, monitor: M, tx_broadcaster: Arc, logger: Arc,keys_manager: Arc>, config: UserConfig, current_blockchain_height: usize) -> Result, secp256k1::Error> { let secp_ctx = Secp256k1::new(); - let res = Arc::new(ChannelManager { + let res = ChannelManager { default_configuration: config.clone(), genesis_hash: genesis_block(network).header.bitcoin_hash(), fee_estimator: feeest.clone(), - monitor: monitor.clone(), + monitor, tx_broadcaster, latest_block_height: AtomicUsize::new(current_blockchain_height), @@ -636,7 +659,7 @@ impl ChannelManager { keys_manager, logger, - }); + }; Ok(res) } @@ -2484,7 +2507,7 @@ impl ChannelManager { } } -impl events::MessageSendEventsProvider for ChannelManager { +impl events::MessageSendEventsProvider for ChannelManager where M::Target: ManyChannelMonitor { fn get_and_clear_pending_msg_events(&self) -> Vec { // TODO: Event release to users and serialization is currently race-y: it's very easy for a // user to serialize a ChannelManager with pending events in it and lose those events on @@ -2509,7 +2532,7 @@ impl events::MessageSendEventsProvider for ChannelManag } } -impl events::EventsProvider for ChannelManager { +impl events::EventsProvider for ChannelManager where M::Target: ManyChannelMonitor { fn get_and_clear_pending_events(&self) -> Vec { // TODO: Event release to users and serialization is currently race-y: it's very easy for a // user to serialize a ChannelManager with pending events in it and lose those events on @@ -2534,7 +2557,7 @@ impl events::EventsProvider for ChannelManager ChainListener for ChannelManager { +impl ChainListener for ChannelManager where M::Target: ManyChannelMonitor { fn block_connected(&self, header: &BlockHeader, height: u32, txn_matched: &[&Transaction], indexes_of_txn_matched: &[u32]) { let header_hash = header.bitcoin_hash(); log_trace!(self, "Block {} at height {} connected with {} txn matched", header_hash, height, txn_matched.len()); @@ -2648,7 +2671,7 @@ impl ChainListener for ChannelManager { } } -impl ChannelMessageHandler for ChannelManager { +impl ChannelMessageHandler for ChannelManager where M::Target: ManyChannelMonitor { fn handle_open_channel(&self, their_node_id: &PublicKey, their_features: InitFeatures, msg: &msgs::OpenChannel) { let _ = self.total_consistency_lock.read().unwrap(); let res = self.internal_open_channel(their_node_id, their_features, msg); @@ -3118,7 +3141,7 @@ impl Readable for HTLCForwardInfo { } } -impl Writeable for ChannelManager { +impl Writeable for ChannelManager where M::Target: ManyChannelMonitor { fn write(&self, writer: &mut W) -> Result<(), ::std::io::Error> { let _ = self.total_consistency_lock.write().unwrap(); @@ -3189,7 +3212,7 @@ impl Writeable for ChannelManager { +pub struct ChannelManagerReadArgs<'a, ChanSigner: ChannelKeys, M: Deref> where M::Target: ManyChannelMonitor { /// The keys provider which will give us relevant keys. Some keys will be loaded during /// deserialization. pub keys_manager: Arc>, @@ -3203,7 +3226,7 @@ pub struct ChannelManagerReadArgs<'a, ChanSigner: ChannelKeys> { /// No calls to the ManyChannelMonitor will be made during deserialization. It is assumed that /// you have deserialized ChannelMonitors separately and will add them to your /// ManyChannelMonitor after deserializing this ChannelManager. - pub monitor: Arc, + pub monitor: M, /// The BroadcasterInterface which will be used in the ChannelManager in the future and may be /// used to broadcast the latest local commitment transactions of channels which must be @@ -3229,8 +3252,8 @@ pub struct ChannelManagerReadArgs<'a, ChanSigner: ChannelKeys> { pub channel_monitors: &'a mut HashMap, } -impl<'a, R : ::std::io::Read, ChanSigner: ChannelKeys + Readable> ReadableArgs> for (Sha256dHash, ChannelManager) { - fn read(reader: &mut R, args: ChannelManagerReadArgs<'a, ChanSigner>) -> Result { +impl<'a, R : ::std::io::Read, ChanSigner: ChannelKeys + Readable, M: Deref> ReadableArgs> for (Sha256dHash, ChannelManager) where M::Target: ManyChannelMonitor { + fn read(reader: &mut R, args: ChannelManagerReadArgs<'a, ChanSigner, M>) -> Result { let _ver: u8 = Readable::read(reader)?; let min_ver: u8 = Readable::read(reader)?; if min_ver > SERIALIZATION_VERSION { diff --git a/lightning/src/ln/channelmonitor.rs b/lightning/src/ln/channelmonitor.rs index dada0bcb4..41c7eb89a 100644 --- a/lightning/src/ln/channelmonitor.rs +++ b/lightning/src/ln/channelmonitor.rs @@ -152,7 +152,6 @@ pub struct SimpleManyChannelMonitor { } impl<'a, Key : Send + cmp::Eq + hash::Hash> ChainListener for SimpleManyChannelMonitor { - fn block_connected(&self, header: &BlockHeader, height: u32, txn_matched: &[&Transaction], _indexes_of_txn_matched: &[u32]) { let block_hash = header.bitcoin_hash(); let mut new_events: Vec = Vec::with_capacity(0); @@ -219,8 +218,8 @@ impl<'a, Key : Send + cmp::Eq + hash::Hash> ChainListener for SimpleManyChannelM impl SimpleManyChannelMonitor { /// Creates a new object which can be used to monitor several channels given the chain /// interface with which to register to receive notifications. - pub fn new(chain_monitor: Arc, broadcaster: Arc, logger: Arc, feeest: Arc) -> Arc> { - let res = Arc::new(SimpleManyChannelMonitor { + pub fn new(chain_monitor: Arc, broadcaster: Arc, logger: Arc, feeest: Arc) -> SimpleManyChannelMonitor { + let res = SimpleManyChannelMonitor { monitors: Mutex::new(HashMap::new()), chain_monitor, broadcaster, @@ -228,7 +227,7 @@ impl SimpleManyChannelMonitor pending_htlc_updated: Mutex::new(HashMap::new()), logger, fee_estimator: feeest, - }); + }; res } diff --git a/lightning/src/ln/functional_test_utils.rs b/lightning/src/ln/functional_test_utils.rs index 9d15d0aec..472e50aae 100644 --- a/lightning/src/ln/functional_test_utils.rs +++ b/lightning/src/ln/functional_test_utils.rs @@ -11,6 +11,7 @@ use ln::msgs; use ln::msgs::{ChannelMessageHandler,RoutingMessageHandler}; use util::enforcing_trait_impls::EnforcingChannelKeys; use util::test_utils; +use util::test_utils::TestChannelMonitor; use util::events::{Event, EventsProvider, MessageSendEvent, MessageSendEventsProvider}; use util::errors::APIError; use util::logger::Logger; @@ -36,7 +37,7 @@ use std::sync::{Arc, Mutex}; use std::mem; pub const CHAN_CONFIRM_DEPTH: u32 = 100; -pub fn confirm_transaction(notifier: &chaininterface::BlockNotifier, chain: &chaininterface::ChainWatchInterfaceUtil, tx: &Transaction, chan_id: u32) { +pub fn confirm_transaction<'a, 'b: 'a>(notifier: &'a chaininterface::BlockNotifierRef<'b>, chain: &chaininterface::ChainWatchInterfaceUtil, tx: &Transaction, chan_id: u32) { assert!(chain.does_match_tx(tx)); let mut header = BlockHeader { version: 0x20000000, prev_blockhash: Default::default(), merkle_root: Default::default(), time: 42, bits: 42, nonce: 42 }; notifier.block_connected_checked(&header, 1, &[tx; 1], &[chan_id; 1]); @@ -46,7 +47,7 @@ pub fn confirm_transaction(notifier: &chaininterface::BlockNotifier, chain: &cha } } -pub fn connect_blocks(notifier: &chaininterface::BlockNotifier, depth: u32, height: u32, parent: bool, prev_blockhash: Sha256d) -> Sha256d { +pub fn connect_blocks<'a, 'b>(notifier: &'a chaininterface::BlockNotifierRef<'b>, depth: u32, height: u32, parent: bool, prev_blockhash: Sha256d) -> Sha256d { let mut header = BlockHeader { version: 0x2000000, prev_blockhash: if parent { prev_blockhash } else { Default::default() }, merkle_root: Default::default(), time: 42, bits: 42, nonce: 42 }; notifier.block_connected_checked(&header, height + 1, &Vec::new(), &Vec::new()); for i in 2..depth + 1 { @@ -56,20 +57,31 @@ pub fn connect_blocks(notifier: &chaininterface::BlockNotifier, depth: u32, heig header.bitcoin_hash() } -pub struct Node { - pub block_notifier: Arc, +pub struct NodeCfg { pub chain_monitor: Arc, pub tx_broadcaster: Arc, - pub chan_monitor: Arc, + pub fee_estimator: Arc, + pub chan_monitor: test_utils::TestChannelMonitor, pub keys_manager: Arc, - pub node: Arc>, + pub logger: Arc, + pub node_seed: [u8; 32], +} + +pub struct Node<'a, 'b: 'a> { + pub block_notifier: chaininterface::BlockNotifierRef<'b>, + pub chain_monitor: Arc, + pub tx_broadcaster: Arc, + pub chan_monitor: &'b test_utils::TestChannelMonitor, + pub keys_manager: Arc, + pub node: &'a ChannelManager, pub router: Router, pub node_seed: [u8; 32], pub network_payment_count: Rc>, pub network_chan_count: Rc>, pub logger: Arc } -impl Drop for Node { + +impl<'a, 'b> Drop for Node<'a, 'b> { fn drop(&mut self) { if !::std::thread::panicking() { // Check that we processed all pending events @@ -80,11 +92,11 @@ impl Drop for Node { } } -pub fn create_chan_between_nodes(node_a: &Node, node_b: &Node, a_flags: InitFeatures, b_flags: InitFeatures) -> (msgs::ChannelAnnouncement, msgs::ChannelUpdate, msgs::ChannelUpdate, [u8; 32], Transaction) { +pub fn create_chan_between_nodes<'a, 'b, 'c>(node_a: &'a Node<'b, 'c>, node_b: &'a Node<'b, 'c>, a_flags: InitFeatures, b_flags: InitFeatures) -> (msgs::ChannelAnnouncement, msgs::ChannelUpdate, msgs::ChannelUpdate, [u8; 32], Transaction) { create_chan_between_nodes_with_value(node_a, node_b, 100000, 10001, a_flags, b_flags) } -pub fn create_chan_between_nodes_with_value(node_a: &Node, node_b: &Node, channel_value: u64, push_msat: u64, a_flags: InitFeatures, b_flags: InitFeatures) -> (msgs::ChannelAnnouncement, msgs::ChannelUpdate, msgs::ChannelUpdate, [u8; 32], Transaction) { +pub fn create_chan_between_nodes_with_value<'a, 'b, 'c>(node_a: &'a Node<'b, 'c>, node_b: &'a Node<'b, 'c>, channel_value: u64, push_msat: u64, a_flags: InitFeatures, b_flags: InitFeatures) -> (msgs::ChannelAnnouncement, msgs::ChannelUpdate, msgs::ChannelUpdate, [u8; 32], Transaction) { let (funding_locked, channel_id, tx) = create_chan_between_nodes_with_value_a(node_a, node_b, channel_value, push_msat, a_flags, b_flags); let (announcement, as_update, bs_update) = create_chan_between_nodes_with_value_b(node_a, node_b, &funding_locked); (announcement, as_update, bs_update, channel_id, tx) @@ -159,7 +171,7 @@ macro_rules! get_feerate { } } -pub fn create_funding_transaction(node: &Node, expected_chan_value: u64, expected_user_chan_id: u64) -> ([u8; 32], Transaction, OutPoint) { +pub fn create_funding_transaction<'a, 'b>(node: &Node<'a, 'b>, expected_chan_value: u64, expected_user_chan_id: u64) -> ([u8; 32], Transaction, OutPoint) { let chan_id = *node.network_chan_count.borrow(); let events = node.node.get_and_clear_pending_events(); @@ -179,7 +191,7 @@ pub fn create_funding_transaction(node: &Node, expected_chan_value: u64, expecte } } -pub fn create_chan_between_nodes_with_value_init(node_a: &Node, node_b: &Node, channel_value: u64, push_msat: u64, a_flags: InitFeatures, b_flags: InitFeatures) -> Transaction { +pub fn create_chan_between_nodes_with_value_init<'a, 'b>(node_a: &Node<'a, 'b>, node_b: &Node<'a, 'b>, channel_value: u64, push_msat: u64, a_flags: InitFeatures, b_flags: InitFeatures) -> Transaction { node_a.node.create_channel(node_b.node.get_our_node_id(), channel_value, push_msat, 42).unwrap(); node_b.node.handle_open_channel(&node_a.node.get_our_node_id(), a_flags, &get_event_msg!(node_a, MessageSendEvent::SendOpenChannel, node_b.node.get_our_node_id())); node_a.node.handle_accept_channel(&node_b.node.get_our_node_id(), b_flags, &get_event_msg!(node_b, MessageSendEvent::SendAcceptChannel, node_a.node.get_our_node_id())); @@ -223,12 +235,12 @@ pub fn create_chan_between_nodes_with_value_init(node_a: &Node, node_b: &Node, c tx } -pub fn create_chan_between_nodes_with_value_confirm_first(node_recv: &Node, node_conf: &Node, tx: &Transaction) { +pub fn create_chan_between_nodes_with_value_confirm_first<'a, 'b, 'c>(node_recv: &'a Node<'a, 'b>, node_conf: &'a Node<'a, 'b>, tx: &Transaction) { confirm_transaction(&node_conf.block_notifier, &node_conf.chain_monitor, &tx, tx.version); node_recv.node.handle_funding_locked(&node_conf.node.get_our_node_id(), &get_event_msg!(node_conf, MessageSendEvent::SendFundingLocked, node_recv.node.get_our_node_id())); } -pub fn create_chan_between_nodes_with_value_confirm_second(node_recv: &Node, node_conf: &Node) -> ((msgs::FundingLocked, msgs::AnnouncementSignatures), [u8; 32]) { +pub fn create_chan_between_nodes_with_value_confirm_second<'a, 'b>(node_recv: &Node<'a, 'b>, node_conf: &Node<'a, 'b>) -> ((msgs::FundingLocked, msgs::AnnouncementSignatures), [u8; 32]) { let channel_id; let events_6 = node_conf.node.get_and_clear_pending_msg_events(); assert_eq!(events_6.len(), 2); @@ -248,19 +260,19 @@ pub fn create_chan_between_nodes_with_value_confirm_second(node_recv: &Node, nod }), channel_id) } -pub fn create_chan_between_nodes_with_value_confirm(node_a: &Node, node_b: &Node, tx: &Transaction) -> ((msgs::FundingLocked, msgs::AnnouncementSignatures), [u8; 32]) { +pub fn create_chan_between_nodes_with_value_confirm<'a, 'b, 'c>(node_a: &'a Node<'b, 'c>, node_b: &'a Node<'b, 'c>, tx: &Transaction) -> ((msgs::FundingLocked, msgs::AnnouncementSignatures), [u8; 32]) { create_chan_between_nodes_with_value_confirm_first(node_a, node_b, tx); confirm_transaction(&node_a.block_notifier, &node_a.chain_monitor, &tx, tx.version); create_chan_between_nodes_with_value_confirm_second(node_b, node_a) } -pub fn create_chan_between_nodes_with_value_a(node_a: &Node, node_b: &Node, channel_value: u64, push_msat: u64, a_flags: InitFeatures, b_flags: InitFeatures) -> ((msgs::FundingLocked, msgs::AnnouncementSignatures), [u8; 32], Transaction) { +pub fn create_chan_between_nodes_with_value_a<'a, 'b, 'c>(node_a: &'a Node<'b, 'c>, node_b: &'a Node<'b, 'c>, channel_value: u64, push_msat: u64, a_flags: InitFeatures, b_flags: InitFeatures) -> ((msgs::FundingLocked, msgs::AnnouncementSignatures), [u8; 32], Transaction) { let tx = create_chan_between_nodes_with_value_init(node_a, node_b, channel_value, push_msat, a_flags, b_flags); let (msgs, chan_id) = create_chan_between_nodes_with_value_confirm(node_a, node_b, &tx); (msgs, chan_id, tx) } -pub fn create_chan_between_nodes_with_value_b(node_a: &Node, node_b: &Node, as_funding_msgs: &(msgs::FundingLocked, msgs::AnnouncementSignatures)) -> (msgs::ChannelAnnouncement, msgs::ChannelUpdate, msgs::ChannelUpdate) { +pub fn create_chan_between_nodes_with_value_b<'a, 'b>(node_a: &Node<'a, 'b>, node_b: &Node<'a, 'b>, as_funding_msgs: &(msgs::FundingLocked, msgs::AnnouncementSignatures)) -> (msgs::ChannelAnnouncement, msgs::ChannelUpdate, msgs::ChannelUpdate) { node_b.node.handle_funding_locked(&node_a.node.get_our_node_id(), &as_funding_msgs.0); let bs_announcement_sigs = get_event_msg!(node_b, MessageSendEvent::SendAnnouncementSignatures, node_a.node.get_our_node_id()); node_b.node.handle_announcement_signatures(&node_a.node.get_our_node_id(), &as_funding_msgs.1); @@ -292,11 +304,11 @@ pub fn create_chan_between_nodes_with_value_b(node_a: &Node, node_b: &Node, as_f ((*announcement).clone(), (*as_update).clone(), (*bs_update).clone()) } -pub fn create_announced_chan_between_nodes(nodes: &Vec, a: usize, b: usize, a_flags: InitFeatures, b_flags: InitFeatures) -> (msgs::ChannelUpdate, msgs::ChannelUpdate, [u8; 32], Transaction) { +pub fn create_announced_chan_between_nodes<'a, 'b, 'c>(nodes: &'a Vec>, a: usize, b: usize, a_flags: InitFeatures, b_flags: InitFeatures) -> (msgs::ChannelUpdate, msgs::ChannelUpdate, [u8; 32], Transaction) { create_announced_chan_between_nodes_with_value(nodes, a, b, 100000, 10001, a_flags, b_flags) } -pub fn create_announced_chan_between_nodes_with_value(nodes: &Vec, a: usize, b: usize, channel_value: u64, push_msat: u64, a_flags: InitFeatures, b_flags: InitFeatures) -> (msgs::ChannelUpdate, msgs::ChannelUpdate, [u8; 32], Transaction) { +pub fn create_announced_chan_between_nodes_with_value<'a, 'b, 'c>(nodes: &'a Vec>, a: usize, b: usize, channel_value: u64, push_msat: u64, a_flags: InitFeatures, b_flags: InitFeatures) -> (msgs::ChannelUpdate, msgs::ChannelUpdate, [u8; 32], Transaction) { let chan_announcement = create_chan_between_nodes_with_value(&nodes[a], &nodes[b], channel_value, push_msat, a_flags, b_flags); for node in nodes { assert!(node.router.handle_channel_announcement(&chan_announcement.0).unwrap()); @@ -366,7 +378,7 @@ macro_rules! check_closed_broadcast { }} } -pub fn close_channel(outbound_node: &Node, inbound_node: &Node, channel_id: &[u8; 32], funding_tx: Transaction, close_inbound_first: bool) -> (msgs::ChannelUpdate, msgs::ChannelUpdate, Transaction) { +pub fn close_channel<'a, 'b>(outbound_node: &Node<'a, 'b>, inbound_node: &Node<'a, 'b>, channel_id: &[u8; 32], funding_tx: Transaction, close_inbound_first: bool) -> (msgs::ChannelUpdate, msgs::ChannelUpdate, Transaction) { let (node_a, broadcaster_a, struct_a) = if close_inbound_first { (&inbound_node.node, &inbound_node.tx_broadcaster, inbound_node) } else { (&outbound_node.node, &outbound_node.tx_broadcaster, outbound_node) }; let (node_b, broadcaster_b) = if close_inbound_first { (&outbound_node.node, &outbound_node.tx_broadcaster) } else { (&inbound_node.node, &inbound_node.tx_broadcaster) }; let (tx_a, tx_b); @@ -453,7 +465,7 @@ impl SendEvent { } } - pub fn from_node(node: &Node) -> SendEvent { + pub fn from_node<'a, 'b>(node: &Node<'a, 'b>) -> SendEvent { let mut events = node.node.get_and_clear_pending_msg_events(); assert_eq!(events.len(), 1); SendEvent::from_event(events.pop().unwrap()) @@ -601,7 +613,7 @@ macro_rules! expect_payment_sent { } } -pub fn send_along_route_with_hash(origin_node: &Node, route: Route, expected_route: &[&Node], recv_value: u64, our_payment_hash: PaymentHash) { +pub fn send_along_route_with_hash<'a, 'b>(origin_node: &Node<'a, 'b>, route: Route, expected_route: &[&Node<'a, 'b>], recv_value: u64, our_payment_hash: PaymentHash) { let mut payment_event = { origin_node.node.send_payment(route, our_payment_hash).unwrap(); check_added_monitors!(origin_node, 1); @@ -643,13 +655,13 @@ pub fn send_along_route_with_hash(origin_node: &Node, route: Route, expected_rou } } -pub fn send_along_route(origin_node: &Node, route: Route, expected_route: &[&Node], recv_value: u64) -> (PaymentPreimage, PaymentHash) { +pub fn send_along_route<'a, 'b>(origin_node: &Node<'a, 'b>, route: Route, expected_route: &[&Node<'a, 'b>], recv_value: u64) -> (PaymentPreimage, PaymentHash) { let (our_payment_preimage, our_payment_hash) = get_payment_preimage_hash!(origin_node); send_along_route_with_hash(origin_node, route, expected_route, recv_value, our_payment_hash); (our_payment_preimage, our_payment_hash) } -pub fn claim_payment_along_route(origin_node: &Node, expected_route: &[&Node], skip_last: bool, our_payment_preimage: PaymentPreimage, expected_amount: u64) { +pub fn claim_payment_along_route<'a, 'b>(origin_node: &Node<'a, 'b>, expected_route: &[&Node<'a, 'b>], skip_last: bool, our_payment_preimage: PaymentPreimage, expected_amount: u64) { assert!(expected_route.last().unwrap().node.claim_funds(our_payment_preimage, expected_amount)); check_added_monitors!(expected_route.last().unwrap(), 1); @@ -727,13 +739,13 @@ pub fn claim_payment_along_route(origin_node: &Node, expected_route: &[&Node], s } } -pub fn claim_payment(origin_node: &Node, expected_route: &[&Node], our_payment_preimage: PaymentPreimage, expected_amount: u64) { +pub fn claim_payment<'a, 'b>(origin_node: &Node<'a, 'b>, expected_route: &[&Node<'a, 'b>], our_payment_preimage: PaymentPreimage, expected_amount: u64) { claim_payment_along_route(origin_node, expected_route, false, our_payment_preimage, expected_amount); } pub const TEST_FINAL_CLTV: u32 = 32; -pub fn route_payment(origin_node: &Node, expected_route: &[&Node], recv_value: u64) -> (PaymentPreimage, PaymentHash) { +pub fn route_payment<'a, 'b>(origin_node: &Node<'a, 'b>, expected_route: &[&Node<'a, 'b>], recv_value: u64) -> (PaymentPreimage, PaymentHash) { let route = origin_node.router.get_route(&expected_route.last().unwrap().node.get_our_node_id(), None, &Vec::new(), recv_value, TEST_FINAL_CLTV).unwrap(); assert_eq!(route.hops.len(), expected_route.len()); for (node, hop) in expected_route.iter().zip(route.hops.iter()) { @@ -743,7 +755,7 @@ pub fn route_payment(origin_node: &Node, expected_route: &[&Node], recv_value: u send_along_route(origin_node, route, expected_route, recv_value) } -pub fn route_over_limit(origin_node: &Node, expected_route: &[&Node], recv_value: u64) { +pub fn route_over_limit<'a, 'b>(origin_node: &Node<'a, 'b>, expected_route: &[&Node<'a, 'b>], recv_value: u64) { let route = origin_node.router.get_route(&expected_route.last().unwrap().node.get_our_node_id(), None, &Vec::new(), recv_value, TEST_FINAL_CLTV).unwrap(); assert_eq!(route.hops.len(), expected_route.len()); for (node, hop) in expected_route.iter().zip(route.hops.iter()) { @@ -759,12 +771,12 @@ pub fn route_over_limit(origin_node: &Node, expected_route: &[&Node], recv_value }; } -pub fn send_payment(origin: &Node, expected_route: &[&Node], recv_value: u64, expected_value: u64) { +pub fn send_payment<'a, 'b>(origin: &Node<'a, 'b>, expected_route: &[&Node<'a, 'b>], recv_value: u64, expected_value: u64) { let our_payment_preimage = route_payment(&origin, expected_route, recv_value).0; claim_payment(&origin, expected_route, our_payment_preimage, expected_value); } -pub fn fail_payment_along_route(origin_node: &Node, expected_route: &[&Node], skip_last: bool, our_payment_hash: PaymentHash) { +pub fn fail_payment_along_route<'a, 'b>(origin_node: &Node<'a, 'b>, expected_route: &[&Node<'a, 'b>], skip_last: bool, our_payment_hash: PaymentHash) { assert!(expected_route.last().unwrap().node.fail_htlc_backwards(&our_payment_hash)); expect_pending_htlcs_forwardable!(expected_route.last().unwrap()); check_added_monitors!(expected_route.last().unwrap(), 1); @@ -833,44 +845,59 @@ pub fn fail_payment_along_route(origin_node: &Node, expected_route: &[&Node], sk } } -pub fn fail_payment(origin_node: &Node, expected_route: &[&Node], our_payment_hash: PaymentHash) { +pub fn fail_payment<'a, 'b>(origin_node: &Node<'a, 'b>, expected_route: &[&Node<'a, 'b>], our_payment_hash: PaymentHash) { fail_payment_along_route(origin_node, expected_route, false, our_payment_hash); } -pub fn create_network(node_count: usize, node_config: &[Option]) -> Vec { +pub fn create_node_cfgs(node_count: usize) -> Vec { let mut nodes = Vec::new(); let mut rng = thread_rng(); - let secp_ctx = Secp256k1::new(); - - let chan_count = Rc::new(RefCell::new(0)); - let payment_count = Rc::new(RefCell::new(0)); for i in 0..node_count { - let test_logger = Arc::new(test_utils::TestLogger::with_id(format!("node {}", i))); - let logger = &(Arc::clone(&test_logger) as Arc); - let feeest = Arc::new(test_utils::TestFeeEstimator { sat_per_kw: 253 }); - let chain_monitor = Arc::new(chaininterface::ChainWatchInterfaceUtil::new(Network::Testnet, Arc::clone(&logger))); - let block_notifier = Arc::new(chaininterface::BlockNotifier::new(chain_monitor.clone())); + let logger = Arc::new(test_utils::TestLogger::with_id(format!("node {}", i))); + let fee_estimator = Arc::new(test_utils::TestFeeEstimator { sat_per_kw: 253 }); + let chain_monitor = Arc::new(chaininterface::ChainWatchInterfaceUtil::new(Network::Testnet, logger.clone() as Arc)); let tx_broadcaster = Arc::new(test_utils::TestBroadcaster{txn_broadcasted: Mutex::new(Vec::new())}); let mut seed = [0; 32]; rng.fill_bytes(&mut seed); - let keys_manager = Arc::new(test_utils::TestKeysInterface::new(&seed, Network::Testnet, Arc::clone(&logger))); - let chan_monitor = Arc::new(test_utils::TestChannelMonitor::new(chain_monitor.clone(), tx_broadcaster.clone(), logger.clone(), feeest.clone())); - let weak_res = Arc::downgrade(&chan_monitor.simple_monitor); - block_notifier.register_listener(weak_res); + let keys_manager = Arc::new(test_utils::TestKeysInterface::new(&seed, Network::Testnet, logger.clone() as Arc)); + let chan_monitor = test_utils::TestChannelMonitor::new(chain_monitor.clone(), tx_broadcaster.clone(), logger.clone(), fee_estimator.clone()); + nodes.push(NodeCfg { chain_monitor, logger, tx_broadcaster, fee_estimator, chan_monitor, keys_manager, node_seed: seed }); + } + + nodes +} + +pub fn create_node_chanmgrs<'a, 'b>(node_count: usize, cfgs: &'a Vec, node_config: &[Option]) -> Vec> { + let mut chanmgrs = Vec::new(); + for i in 0..node_count { let mut default_config = UserConfig::default(); default_config.channel_options.announced_channel = true; default_config.peer_channel_config_limits.force_announced_channel_preference = false; - let node = ChannelManager::new(Network::Testnet, feeest.clone(), chan_monitor.clone(), tx_broadcaster.clone(), Arc::clone(&logger), keys_manager.clone(), if node_config[i].is_some() { node_config[i].clone().unwrap() } else { default_config }, 0).unwrap(); - let weak_res = Arc::downgrade(&node); - block_notifier.register_listener(weak_res); - let router = Router::new(PublicKey::from_secret_key(&secp_ctx, &keys_manager.get_node_secret()), chain_monitor.clone(), Arc::clone(&logger)); - nodes.push(Node { chain_monitor, tx_broadcaster, chan_monitor, node, router, keys_manager, node_seed: seed, - network_payment_count: payment_count.clone(), - network_chan_count: chan_count.clone(), - block_notifier, - logger: test_logger - }); + let node = ChannelManager::new(Network::Testnet, cfgs[i].fee_estimator.clone(), &cfgs[i].chan_monitor, cfgs[i].tx_broadcaster.clone(), cfgs[i].logger.clone(), cfgs[i].keys_manager.clone(), if node_config[i].is_some() { node_config[i].clone().unwrap() } else { default_config }, 0).unwrap(); + chanmgrs.push(node); + } + + chanmgrs +} + +pub fn create_network<'a, 'b>(node_count: usize, cfgs: &'a Vec, chan_mgrs: &'b Vec>) -> Vec> { + let secp_ctx = Secp256k1::new(); + let mut nodes = Vec::new(); + let chan_count = Rc::new(RefCell::new(0)); + let payment_count = Rc::new(RefCell::new(0)); + + for i in 0..node_count { + let block_notifier = chaininterface::BlockNotifier::new(cfgs[i].chain_monitor.clone()); + block_notifier.register_listener(&cfgs[i].chan_monitor.simple_monitor as &chaininterface::ChainListener); + block_notifier.register_listener(&chan_mgrs[i] as &chaininterface::ChainListener); + let router = Router::new(PublicKey::from_secret_key(&secp_ctx, &cfgs[i].keys_manager.get_node_secret()), cfgs[i].chain_monitor.clone(), cfgs[i].logger.clone() as Arc); + nodes.push(Node{ chain_monitor: cfgs[i].chain_monitor.clone(), block_notifier, + tx_broadcaster: cfgs[i].tx_broadcaster.clone(), chan_monitor: &cfgs[i].chan_monitor, + keys_manager: cfgs[i].keys_manager.clone(), node: &chan_mgrs[i], router, + node_seed: cfgs[i].node_seed, network_chan_count: chan_count.clone(), + network_payment_count: payment_count.clone(), logger: cfgs[i].logger.clone(), + }) } nodes @@ -892,7 +919,7 @@ pub enum HTLCType { NONE, TIMEOUT, SUCCESS } /// /// All broadcast transactions must be accounted for in one of the above three types of we'll /// also fail. -pub fn test_txn_broadcast(node: &Node, chan: &(msgs::ChannelUpdate, msgs::ChannelUpdate, [u8; 32], Transaction), commitment_tx: Option, has_htlc_tx: HTLCType) -> Vec { +pub fn test_txn_broadcast<'a, 'b>(node: &Node<'a, 'b>, chan: &(msgs::ChannelUpdate, msgs::ChannelUpdate, [u8; 32], Transaction), commitment_tx: Option, has_htlc_tx: HTLCType) -> Vec { let mut node_txn = node.tx_broadcaster.txn_broadcasted.lock().unwrap(); assert!(node_txn.len() >= if commitment_tx.is_some() { 0 } else { 1 } + if has_htlc_tx == HTLCType::NONE { 0 } else { 1 }); @@ -937,7 +964,7 @@ pub fn test_txn_broadcast(node: &Node, chan: &(msgs::ChannelUpdate, msgs::Channe /// Tests that the given node has broadcast a claim transaction against the provided revoked /// HTLC transaction. -pub fn test_revoked_htlc_claim_txn_broadcast(node: &Node, revoked_tx: Transaction, commitment_revoked_tx: Transaction) { +pub fn test_revoked_htlc_claim_txn_broadcast<'a, 'b>(node: &Node<'a, 'b>, revoked_tx: Transaction, commitment_revoked_tx: Transaction) { let mut node_txn = node.tx_broadcaster.txn_broadcasted.lock().unwrap(); // We should issue a 2nd transaction if one htlc is dropped from initial claiming tx // but sometimes not as feerate is too-low @@ -955,7 +982,7 @@ pub fn test_revoked_htlc_claim_txn_broadcast(node: &Node, revoked_tx: Transactio assert!(node_txn.is_empty()); } -pub fn check_preimage_claim(node: &Node, prev_txn: &Vec) -> Vec { +pub fn check_preimage_claim<'a, 'b>(node: &Node<'a, 'b>, prev_txn: &Vec) -> Vec { let mut node_txn = node.tx_broadcaster.txn_broadcasted.lock().unwrap(); assert!(node_txn.len() >= 1); @@ -979,7 +1006,7 @@ pub fn check_preimage_claim(node: &Node, prev_txn: &Vec) -> Vec, a: usize, b: usize) { +pub fn get_announce_close_broadcast_events<'a, 'b>(nodes: &Vec>, a: usize, b: usize) { let events_1 = nodes[a].node.get_and_clear_pending_msg_events(); assert_eq!(events_1.len(), 1); let as_update = match events_1[0] { @@ -1086,7 +1113,7 @@ macro_rules! handle_chan_reestablish_msgs { /// pending_htlc_adds includes both the holding cell and in-flight update_add_htlcs, whereas /// for claims/fails they are separated out. -pub fn reconnect_nodes(node_a: &Node, node_b: &Node, send_funding_locked: (bool, bool), pending_htlc_adds: (i64, i64), pending_htlc_claims: (usize, usize), pending_cell_htlc_claims: (usize, usize), pending_cell_htlc_fails: (usize, usize), pending_raa: (bool, bool)) { +pub fn reconnect_nodes<'a, 'b>(node_a: &Node<'a, 'b>, node_b: &Node<'a, 'b>, send_funding_locked: (bool, bool), pending_htlc_adds: (i64, i64), pending_htlc_claims: (usize, usize), pending_cell_htlc_claims: (usize, usize), pending_cell_htlc_fails: (usize, usize), pending_raa: (bool, bool)) { node_a.node.peer_connected(&node_b.node.get_our_node_id(), &msgs::Init { features: InitFeatures::empty() }); let reestablish_1 = get_chan_reestablish_msgs!(node_a, node_b); node_b.node.peer_connected(&node_a.node.get_our_node_id(), &msgs::Init { features: InitFeatures::empty() }); diff --git a/lightning/src/ln/functional_tests.rs b/lightning/src/ln/functional_tests.rs index c5785ea5c..066219864 100644 --- a/lightning/src/ln/functional_tests.rs +++ b/lightning/src/ln/functional_tests.rs @@ -3,8 +3,8 @@ //! claim outputs on-chain. use chain::transaction::OutPoint; -use chain::chaininterface::{ChainListener, ChainWatchInterfaceUtil}; use chain::keysinterface::{KeysInterface, SpendableOutputDescriptor}; +use chain::chaininterface::{ChainListener, ChainWatchInterfaceUtil, BlockNotifier}; use ln::channel::{COMMITMENT_TX_BASE_WEIGHT, COMMITMENT_TX_WEIGHT_PER_HTLC}; use ln::channelmanager::{ChannelManager,ChannelManagerReadArgs,HTLCForwardInfo,RAACommitmentOrder, PaymentPreimage, PaymentHash, BREAKDOWN_TIMEOUT}; use ln::channelmonitor::{ChannelMonitor, CLTV_CLAIM_BUFFER, LATENCY_GRACE_PERIOD_BLOCKS, ManyChannelMonitor, ANTI_REORG_DELAY}; @@ -53,7 +53,9 @@ use ln::functional_test_utils::*; #[test] fn test_insane_channel_opens() { // Stand up a network of 2 nodes - let nodes = create_network(2, &[None, None]); + let node_cfgs = create_node_cfgs(2); + let node_chanmgrs = create_node_chanmgrs(2, &node_cfgs, &[None, None]); + let nodes = create_network(2, &node_cfgs, &node_chanmgrs); // Instantiate channel parameters where we push the maximum msats given our // funding satoshis @@ -108,7 +110,9 @@ fn test_insane_channel_opens() { #[test] fn test_async_inbound_update_fee() { - let mut nodes = create_network(2, &[None, None]); + let node_cfgs = create_node_cfgs(2); + let node_chanmgrs = create_node_chanmgrs(2, &node_cfgs, &[None, None]); + let mut nodes = create_network(2, &node_cfgs, &node_chanmgrs); let chan = create_announced_chan_between_nodes(&nodes, 0, 1, InitFeatures::supported(), InitFeatures::supported()); let channel_id = chan.2; @@ -218,7 +222,9 @@ fn test_async_inbound_update_fee() { fn test_update_fee_unordered_raa() { // Just the intro to the previous test followed by an out-of-order RAA (which caused a // crash in an earlier version of the update_fee patch) - let mut nodes = create_network(2, &[None, None]); + let node_cfgs = create_node_cfgs(2); + let node_chanmgrs = create_node_chanmgrs(2, &node_cfgs, &[None, None]); + let mut nodes = create_network(2, &node_cfgs, &node_chanmgrs); let chan = create_announced_chan_between_nodes(&nodes, 0, 1, InitFeatures::supported(), InitFeatures::supported()); let channel_id = chan.2; @@ -268,7 +274,9 @@ fn test_update_fee_unordered_raa() { #[test] fn test_multi_flight_update_fee() { - let nodes = create_network(2, &[None, None]); + let node_cfgs = create_node_cfgs(2); + let node_chanmgrs = create_node_chanmgrs(2, &node_cfgs, &[None, None]); + let nodes = create_network(2, &node_cfgs, &node_chanmgrs); let chan = create_announced_chan_between_nodes(&nodes, 0, 1, InitFeatures::supported(), InitFeatures::supported()); let channel_id = chan.2; @@ -372,7 +380,9 @@ fn test_multi_flight_update_fee() { #[test] fn test_update_fee_vanilla() { - let nodes = create_network(2, &[None, None]); + let node_cfgs = create_node_cfgs(2); + let node_chanmgrs = create_node_chanmgrs(2, &node_cfgs, &[None, None]); + let nodes = create_network(2, &node_cfgs, &node_chanmgrs); let chan = create_announced_chan_between_nodes(&nodes, 0, 1, InitFeatures::supported(), InitFeatures::supported()); let channel_id = chan.2; @@ -410,7 +420,9 @@ fn test_update_fee_vanilla() { #[test] fn test_update_fee_that_funder_cannot_afford() { - let nodes = create_network(2, &[None, None]); + let node_cfgs = create_node_cfgs(2); + let node_chanmgrs = create_node_chanmgrs(2, &node_cfgs, &[None, None]); + let nodes = create_network(2, &node_cfgs, &node_chanmgrs); let channel_value = 1888; let chan = create_announced_chan_between_nodes_with_value(&nodes, 0, 1, channel_value, 700000, InitFeatures::supported(), InitFeatures::supported()); let channel_id = chan.2; @@ -459,7 +471,9 @@ fn test_update_fee_that_funder_cannot_afford() { #[test] fn test_update_fee_with_fundee_update_add_htlc() { - let mut nodes = create_network(2, &[None, None]); + let node_cfgs = create_node_cfgs(2); + let node_chanmgrs = create_node_chanmgrs(2, &node_cfgs, &[None, None]); + let mut nodes = create_network(2, &node_cfgs, &node_chanmgrs); let chan = create_announced_chan_between_nodes(&nodes, 0, 1, InitFeatures::supported(), InitFeatures::supported()); let channel_id = chan.2; @@ -553,7 +567,9 @@ fn test_update_fee_with_fundee_update_add_htlc() { #[test] fn test_update_fee() { - let nodes = create_network(2, &[None, None]); + let node_cfgs = create_node_cfgs(2); + let node_chanmgrs = create_node_chanmgrs(2, &node_cfgs, &[None, None]); + let nodes = create_network(2, &node_cfgs, &node_chanmgrs); let chan = create_announced_chan_between_nodes(&nodes, 0, 1, InitFeatures::supported(), InitFeatures::supported()); let channel_id = chan.2; @@ -654,7 +670,9 @@ fn test_update_fee() { #[test] fn pre_funding_lock_shutdown_test() { // Test sending a shutdown prior to funding_locked after funding generation - let nodes = create_network(2, &[None, None]); + let node_cfgs = create_node_cfgs(2); + let node_chanmgrs = create_node_chanmgrs(2, &node_cfgs, &[None, None]); + let nodes = create_network(2, &node_cfgs, &node_chanmgrs); let tx = create_chan_between_nodes_with_value_init(&nodes[0], &nodes[1], 8000000, 0, InitFeatures::supported(), InitFeatures::supported()); let header = BlockHeader { version: 0x20000000, prev_blockhash: Default::default(), merkle_root: Default::default(), time: 42, bits: 42, nonce: 42 }; nodes[0].block_notifier.block_connected(&Block { header, txdata: vec![tx.clone()]}, 1); @@ -680,7 +698,9 @@ fn pre_funding_lock_shutdown_test() { #[test] fn updates_shutdown_wait() { // Test sending a shutdown with outstanding updates pending - let mut nodes = create_network(3, &[None, None, None]); + let node_cfgs = create_node_cfgs(3); + let node_chanmgrs = create_node_chanmgrs(3, &node_cfgs, &[None, None, None]); + let mut nodes = create_network(3, &node_cfgs, &node_chanmgrs); let chan_1 = create_announced_chan_between_nodes(&nodes, 0, 1, InitFeatures::supported(), InitFeatures::supported()); let chan_2 = create_announced_chan_between_nodes(&nodes, 1, 2, InitFeatures::supported(), InitFeatures::supported()); let route_1 = nodes[0].router.get_route(&nodes[1].node.get_our_node_id(), None, &[], 100000, TEST_FINAL_CLTV).unwrap(); @@ -752,7 +772,9 @@ fn updates_shutdown_wait() { #[test] fn htlc_fail_async_shutdown() { // Test HTLCs fail if shutdown starts even if messages are delivered out-of-order - let mut nodes = create_network(3, &[None, None, None]); + let node_cfgs = create_node_cfgs(3); + let node_chanmgrs = create_node_chanmgrs(3, &node_cfgs, &[None, None, None]); + let mut nodes = create_network(3, &node_cfgs, &node_chanmgrs); let chan_1 = create_announced_chan_between_nodes(&nodes, 0, 1, InitFeatures::supported(), InitFeatures::supported()); let chan_2 = create_announced_chan_between_nodes(&nodes, 1, 2, InitFeatures::supported(), InitFeatures::supported()); @@ -833,7 +855,9 @@ fn htlc_fail_async_shutdown() { fn do_test_shutdown_rebroadcast(recv_count: u8) { // Test that shutdown/closing_signed is re-sent on reconnect with a variable number of // messages delivered prior to disconnect - let nodes = create_network(3, &[None, None, None]); + let node_cfgs = create_node_cfgs(3); + let node_chanmgrs = create_node_chanmgrs(3, &node_cfgs, &[None, None, None]); + let nodes = create_network(3, &node_cfgs, &node_chanmgrs); let chan_1 = create_announced_chan_between_nodes(&nodes, 0, 1, InitFeatures::supported(), InitFeatures::supported()); let chan_2 = create_announced_chan_between_nodes(&nodes, 1, 2, InitFeatures::supported(), InitFeatures::supported()); @@ -992,7 +1016,9 @@ fn test_shutdown_rebroadcast() { fn fake_network_test() { // Simple test which builds a network of ChannelManagers, connects them to each other, and // tests that payments get routed and transactions broadcast in semi-reasonable ways. - let nodes = create_network(4, &[None, None, None, None]); + let node_cfgs = create_node_cfgs(4); + let node_chanmgrs = create_node_chanmgrs(4, &node_cfgs, &[None, None, None, None]); + let nodes = create_network(4, &node_cfgs, &node_chanmgrs); // Create some initial channels let chan_1 = create_announced_chan_between_nodes(&nodes, 0, 1, InitFeatures::supported(), InitFeatures::supported()); @@ -1121,7 +1147,9 @@ fn holding_cell_htlc_counting() { // Tests that HTLCs in the holding cell count towards the pending HTLC limits on outbound HTLCs // to ensure we don't end up with HTLCs sitting around in our holding cell for several // commitment dance rounds. - let mut nodes = create_network(3, &[None, None, None]); + let node_cfgs = create_node_cfgs(3); + let node_chanmgrs = create_node_chanmgrs(3, &node_cfgs, &[None, None, None]); + let mut nodes = create_network(3, &node_cfgs, &node_chanmgrs); create_announced_chan_between_nodes(&nodes, 0, 1, InitFeatures::supported(), InitFeatures::supported()); let chan_2 = create_announced_chan_between_nodes(&nodes, 1, 2, InitFeatures::supported(), InitFeatures::supported()); @@ -1248,7 +1276,9 @@ fn holding_cell_htlc_counting() { fn duplicate_htlc_test() { // Test that we accept duplicate payment_hash HTLCs across the network and that // claiming/failing them are all separate and don't affect each other - let mut nodes = create_network(6, &[None, None, None, None, None, None]); + let node_cfgs = create_node_cfgs(6); + let node_chanmgrs = create_node_chanmgrs(6, &node_cfgs, &[None, None, None, None, None, None]); + let mut nodes = create_network(6, &node_cfgs, &node_chanmgrs); // Create some initial channels to route via 3 to 4/5 from 0/1/2 create_announced_chan_between_nodes(&nodes, 0, 3, InitFeatures::supported(), InitFeatures::supported()); @@ -1275,7 +1305,9 @@ fn test_duplicate_htlc_different_direction_onchain() { // Test that ChannelMonitor doesn't generate 2 preimage txn // when we have 2 HTLCs with same preimage that go across a node // in opposite directions. - let nodes = create_network(2, &[None, None]); + let node_cfgs = create_node_cfgs(2); + let node_chanmgrs = create_node_chanmgrs(2, &node_cfgs, &[None, None]); + let nodes = create_network(2, &node_cfgs, &node_chanmgrs); let chan_1 = create_announced_chan_between_nodes(&nodes, 0, 1, InitFeatures::supported(), InitFeatures::supported()); @@ -1342,7 +1374,9 @@ fn test_duplicate_htlc_different_direction_onchain() { fn do_channel_reserve_test(test_recv: bool) { - let mut nodes = create_network(3, &[None, None, None]); + let node_cfgs = create_node_cfgs(3); + let node_chanmgrs = create_node_chanmgrs(3, &node_cfgs, &[None, None, None]); + let mut nodes = create_network(3, &node_cfgs, &node_chanmgrs); let chan_1 = create_announced_chan_between_nodes_with_value(&nodes, 0, 1, 1900, 1001, InitFeatures::supported(), InitFeatures::supported()); let chan_2 = create_announced_chan_between_nodes_with_value(&nodes, 1, 2, 1900, 1001, InitFeatures::supported(), InitFeatures::supported()); @@ -1626,7 +1660,9 @@ fn channel_reserve_in_flight_removes() { // removed it fully. B now has the push_msat plus the first two HTLCs in value. // * Now B happily sends another HTLC, potentially violating its reserve value from A's point // of view (if A counts the AwaitingRemovedRemoteRevoke HTLC). - let mut nodes = create_network(2, &[None, None]); + let node_cfgs = create_node_cfgs(2); + let node_chanmgrs = create_node_chanmgrs(2, &node_cfgs, &[None, None]); + let mut nodes = create_network(2, &node_cfgs, &node_chanmgrs); let chan_1 = create_announced_chan_between_nodes(&nodes, 0, 1, InitFeatures::supported(), InitFeatures::supported()); let b_chan_values = get_channel_value_stat!(nodes[1], chan_1.2); @@ -1753,7 +1789,9 @@ fn channel_reserve_in_flight_removes() { fn channel_monitor_network_test() { // Simple test which builds a network of ChannelManagers, connects them to each other, and // tests that ChannelMonitor is able to recover from various states. - let nodes = create_network(5, &[None, None, None, None, None]); + let node_cfgs = create_node_cfgs(5); + let node_chanmgrs = create_node_chanmgrs(5, &node_cfgs, &[None, None, None, None, None]); + let nodes = create_network(5, &node_cfgs, &node_chanmgrs); // Create some initial channels let chan_1 = create_announced_chan_between_nodes(&nodes, 0, 1, InitFeatures::supported(), InitFeatures::supported()); @@ -1900,8 +1938,10 @@ fn test_justice_tx() { bob_config.channel_options.announced_channel = true; bob_config.peer_channel_config_limits.force_announced_channel_preference = false; bob_config.own_channel_config.our_to_self_delay = 6 * 24 * 3; - let cfgs = [Some(alice_config), Some(bob_config)]; - let nodes = create_network(2, &cfgs); + let user_cfgs = [Some(alice_config), Some(bob_config)]; + let node_cfgs = create_node_cfgs(2); + let node_chanmgrs = create_node_chanmgrs(2, &node_cfgs, &user_cfgs); + let nodes = create_network(2, &node_cfgs, &node_chanmgrs); // Create some new channels: let chan_5 = create_announced_chan_between_nodes(&nodes, 0, 1, InitFeatures::supported(), InitFeatures::supported()); @@ -1992,7 +2032,9 @@ fn test_justice_tx() { fn revoked_output_claim() { // Simple test to ensure a node will claim a revoked output when a stale remote commitment // transaction is broadcast by its counterparty - let nodes = create_network(2, &[None, None]); + let node_cfgs = create_node_cfgs(2); + let node_chanmgrs = create_node_chanmgrs(2, &node_cfgs, &[None, None]); + let nodes = create_network(2, &node_cfgs, &node_chanmgrs); let chan_1 = create_announced_chan_between_nodes(&nodes, 0, 1, InitFeatures::supported(), InitFeatures::supported()); // node[0] is gonna to revoke an old state thus node[1] should be able to claim the revoked output let revoked_local_txn = nodes[0].node.channel_state.lock().unwrap().by_id.get_mut(&chan_1.2).unwrap().channel_monitor().get_latest_local_commitment_txn(); @@ -2021,7 +2063,9 @@ fn revoked_output_claim() { #[test] fn claim_htlc_outputs_shared_tx() { // Node revoked old state, htlcs haven't time out yet, claim them in shared justice tx - let nodes = create_network(2, &[None, None]); + let node_cfgs = create_node_cfgs(2); + let node_chanmgrs = create_node_chanmgrs(2, &node_cfgs, &[None, None]); + let nodes = create_network(2, &node_cfgs, &node_chanmgrs); // Create some new channel: let chan_1 = create_announced_chan_between_nodes(&nodes, 0, 1, InitFeatures::supported(), InitFeatures::supported()); @@ -2096,7 +2140,9 @@ fn claim_htlc_outputs_shared_tx() { #[test] fn claim_htlc_outputs_single_tx() { // Node revoked old state, htlcs have timed out, claim each of them in separated justice tx - let nodes = create_network(2, &[None, None]); + let node_cfgs = create_node_cfgs(2); + let node_chanmgrs = create_node_chanmgrs(2, &node_cfgs, &[None, None]); + let nodes = create_network(2, &node_cfgs, &node_chanmgrs); let chan_1 = create_announced_chan_between_nodes(&nodes, 0, 1, InitFeatures::supported(), InitFeatures::supported()); @@ -2194,7 +2240,9 @@ fn test_htlc_on_chain_success() { // the HTLC outputs via the preimage it learned (which, once confirmed should generate a // PaymentSent event). - let nodes = create_network(3, &[None, None, None]); + let node_cfgs = create_node_cfgs(3); + let node_chanmgrs = create_node_chanmgrs(3, &node_cfgs, &[None, None, None]); + let nodes = create_network(3, &node_cfgs, &node_chanmgrs); // Create some initial channels let chan_1 = create_announced_chan_between_nodes(&nodes, 0, 1, InitFeatures::supported(), InitFeatures::supported()); @@ -2359,7 +2407,9 @@ fn test_htlc_on_chain_timeout() { // \ \ // B's HTLC timeout tx B's timeout tx - let nodes = create_network(3, &[None, None, None]); + let node_cfgs = create_node_cfgs(3); + let node_chanmgrs = create_node_chanmgrs(3, &node_cfgs, &[None, None, None]); + let nodes = create_network(3, &node_cfgs, &node_chanmgrs); // Create some intial channels let chan_1 = create_announced_chan_between_nodes(&nodes, 0, 1, InitFeatures::supported(), InitFeatures::supported()); @@ -2467,7 +2517,9 @@ fn test_simple_commitment_revoked_fail_backward() { // Test that in case of a revoked commitment tx, we detect the resolution of output by justice tx // and fail backward accordingly. - let nodes = create_network(3, &[None, None, None]); + let node_cfgs = create_node_cfgs(3); + let node_chanmgrs = create_node_chanmgrs(3, &node_cfgs, &[None, None, None]); + let nodes = create_network(3, &node_cfgs, &node_chanmgrs); // Create some initial channels create_announced_chan_between_nodes(&nodes, 0, 1, InitFeatures::supported(), InitFeatures::supported()); @@ -2535,7 +2587,9 @@ fn do_test_commitment_revoked_fail_backward_exhaustive(deliver_bs_raa: bool, use // * Once they remove it, we will send a (the first) commitment_signed without the HTLC, // and once they revoke the previous commitment transaction (allowing us to send a new // commitment_signed) we will be free to fail/fulfill the HTLC backwards. - let mut nodes = create_network(3, &[None, None, None]); + let node_cfgs = create_node_cfgs(3); + let node_chanmgrs = create_node_chanmgrs(3, &node_cfgs, &[None, None, None]); + let mut nodes = create_network(3, &node_cfgs, &node_chanmgrs); // Create some initial channels create_announced_chan_between_nodes(&nodes, 0, 1, InitFeatures::supported(), InitFeatures::supported()); @@ -2746,7 +2800,9 @@ fn test_commitment_revoked_fail_backward_exhaustive_b() { fn test_htlc_ignore_latest_remote_commitment() { // Test that HTLC transactions spending the latest remote commitment transaction are simply // ignored if we cannot claim them. This originally tickled an invalid unwrap(). - let nodes = create_network(2, &[None, None]); + let node_cfgs = create_node_cfgs(2); + let node_chanmgrs = create_node_chanmgrs(2, &node_cfgs, &[None, None]); + let nodes = create_network(2, &node_cfgs, &node_chanmgrs); create_announced_chan_between_nodes(&nodes, 0, 1, InitFeatures::supported(), InitFeatures::supported()); route_payment(&nodes[0], &[&nodes[1]], 10000000); @@ -2768,7 +2824,9 @@ fn test_htlc_ignore_latest_remote_commitment() { #[test] fn test_force_close_fail_back() { // Check which HTLCs are failed-backwards on channel force-closure - let mut nodes = create_network(3, &[None, None, None]); + let node_cfgs = create_node_cfgs(3); + let node_chanmgrs = create_node_chanmgrs(3, &node_cfgs, &[None, None, None]); + let mut nodes = create_network(3, &node_cfgs, &node_chanmgrs); create_announced_chan_between_nodes(&nodes, 0, 1, InitFeatures::supported(), InitFeatures::supported()); create_announced_chan_between_nodes(&nodes, 1, 2, InitFeatures::supported(), InitFeatures::supported()); @@ -2842,7 +2900,9 @@ fn test_force_close_fail_back() { #[test] fn test_unconf_chan() { // After creating a chan between nodes, we disconnect all blocks previously seen to force a channel close on nodes[0] side - let nodes = create_network(2, &[None, None]); + let node_cfgs = create_node_cfgs(2); + let node_chanmgrs = create_node_chanmgrs(2, &node_cfgs, &[None, None]); + let nodes = create_network(2, &node_cfgs, &node_chanmgrs); create_announced_chan_between_nodes(&nodes, 0, 1, InitFeatures::supported(), InitFeatures::supported()); let channel_state = nodes[0].node.channel_state.lock().unwrap(); @@ -2871,7 +2931,9 @@ fn test_unconf_chan() { #[test] fn test_simple_peer_disconnect() { // Test that we can reconnect when there are no lost messages - let nodes = create_network(3, &[None, None, None]); + let node_cfgs = create_node_cfgs(3); + let node_chanmgrs = create_node_chanmgrs(3, &node_cfgs, &[None, None, None]); + let nodes = create_network(3, &node_cfgs, &node_chanmgrs); create_announced_chan_between_nodes(&nodes, 0, 1, InitFeatures::supported(), InitFeatures::supported()); create_announced_chan_between_nodes(&nodes, 1, 2, InitFeatures::supported(), InitFeatures::supported()); @@ -2924,7 +2986,9 @@ fn test_simple_peer_disconnect() { fn do_test_drop_messages_peer_disconnect(messages_delivered: u8) { // Test that we can reconnect when in-flight HTLC updates get dropped - let mut nodes = create_network(2, &[None, None]); + let node_cfgs = create_node_cfgs(2); + let node_chanmgrs = create_node_chanmgrs(2, &node_cfgs, &[None, None]); + let mut nodes = create_network(2, &node_cfgs, &node_chanmgrs); if messages_delivered == 0 { create_chan_between_nodes_with_value_a(&nodes[0], &nodes[1], 100000, 10001, InitFeatures::supported(), InitFeatures::supported()); // nodes[1] doesn't receive the funding_locked message (it'll be re-sent on reconnect) @@ -3130,7 +3194,9 @@ fn test_drop_messages_peer_disconnect_b() { #[test] fn test_funding_peer_disconnect() { // Test that we can lock in our funding tx while disconnected - let nodes = create_network(2, &[None, None]); + let node_cfgs = create_node_cfgs(2); + let node_chanmgrs = create_node_chanmgrs(2, &node_cfgs, &[None, None]); + let nodes = create_network(2, &node_cfgs, &node_chanmgrs); let tx = create_chan_between_nodes_with_value_init(&nodes[0], &nodes[1], 100000, 10001, InitFeatures::supported(), InitFeatures::supported()); nodes[0].node.peer_disconnected(&nodes[1].node.get_our_node_id(), false); @@ -3212,7 +3278,9 @@ fn test_funding_peer_disconnect() { fn test_drop_messages_peer_disconnect_dual_htlc() { // Test that we can handle reconnecting when both sides of a channel have pending // commitment_updates when we disconnect. - let mut nodes = create_network(2, &[None, None]); + let node_cfgs = create_node_cfgs(2); + let node_chanmgrs = create_node_chanmgrs(2, &node_cfgs, &[None, None]); + let mut nodes = create_network(2, &node_cfgs, &node_chanmgrs); create_announced_chan_between_nodes(&nodes, 0, 1, InitFeatures::supported(), InitFeatures::supported()); let (payment_preimage_1, _) = route_payment(&nodes[0], &[&nodes[1]], 1000000); @@ -3351,7 +3419,9 @@ fn test_drop_messages_peer_disconnect_dual_htlc() { fn test_invalid_channel_announcement() { //Test BOLT 7 channel_announcement msg requirement for final node, gather data to build customed channel_announcement msgs let secp_ctx = Secp256k1::new(); - let nodes = create_network(2, &[None, None]); + let node_cfgs = create_node_cfgs(2); + let node_chanmgrs = create_node_chanmgrs(2, &node_cfgs, &[None, None]); + let nodes = create_network(2, &node_cfgs, &node_chanmgrs); let chan_announcement = create_chan_between_nodes(&nodes[0], &nodes[1], InitFeatures::supported(), InitFeatures::supported()); @@ -3423,7 +3493,11 @@ fn test_invalid_channel_announcement() { #[test] fn test_no_txn_manager_serialize_deserialize() { - let mut nodes = create_network(2, &[None, None]); + let node_cfgs = create_node_cfgs(2); + let node_chanmgrs = create_node_chanmgrs(2, &node_cfgs, &[None, None]); + let new_chan_monitor: test_utils::TestChannelMonitor; + let nodes_0_deserialized: ChannelManager; + let mut nodes = create_network(2, &node_cfgs, &node_chanmgrs); let tx = create_chan_between_nodes_with_value_init(&nodes[0], &nodes[1], 100000, 10001, InitFeatures::supported(), InitFeatures::supported()); @@ -3433,7 +3507,8 @@ fn test_no_txn_manager_serialize_deserialize() { let mut chan_0_monitor_serialized = test_utils::TestVecWriter(Vec::new()); nodes[0].chan_monitor.simple_monitor.monitors.lock().unwrap().iter().next().unwrap().1.write_for_disk(&mut chan_0_monitor_serialized).unwrap(); - nodes[0].chan_monitor = Arc::new(test_utils::TestChannelMonitor::new(nodes[0].chain_monitor.clone(), nodes[0].tx_broadcaster.clone(), Arc::new(test_utils::TestLogger::new()), Arc::new(test_utils::TestFeeEstimator { sat_per_kw: 253 }))); + new_chan_monitor = test_utils::TestChannelMonitor::new(nodes[0].chain_monitor.clone(), nodes[0].tx_broadcaster.clone(), Arc::new(test_utils::TestLogger::new()), Arc::new(test_utils::TestFeeEstimator { sat_per_kw: 253 })); + nodes[0].chan_monitor = &new_chan_monitor; let mut chan_0_monitor_read = &chan_0_monitor_serialized.0[..]; let (_, mut chan_0_monitor) = <(Sha256dHash, ChannelMonitor)>::read(&mut chan_0_monitor_read, Arc::new(test_utils::TestLogger::new())).unwrap(); assert!(chan_0_monitor_read.is_empty()); @@ -3441,25 +3516,25 @@ fn test_no_txn_manager_serialize_deserialize() { let mut nodes_0_read = &nodes_0_serialized[..]; let config = UserConfig::default(); let keys_manager = Arc::new(test_utils::TestKeysInterface::new(&nodes[0].node_seed, Network::Testnet, Arc::new(test_utils::TestLogger::new()))); - let (_, nodes_0_deserialized) = { + let (_, nodes_0_deserialized_tmp) = { let mut channel_monitors = HashMap::new(); channel_monitors.insert(chan_0_monitor.get_funding_txo().unwrap(), &mut chan_0_monitor); - <(Sha256dHash, ChannelManager)>::read(&mut nodes_0_read, ChannelManagerReadArgs { + <(Sha256dHash, ChannelManager)>::read(&mut nodes_0_read, ChannelManagerReadArgs { default_config: config, keys_manager, fee_estimator: Arc::new(test_utils::TestFeeEstimator { sat_per_kw: 253 }), - monitor: nodes[0].chan_monitor.clone(), + monitor: nodes[0].chan_monitor, tx_broadcaster: nodes[0].tx_broadcaster.clone(), logger: Arc::new(test_utils::TestLogger::new()), channel_monitors: &mut channel_monitors, }).unwrap() }; + nodes_0_deserialized = nodes_0_deserialized_tmp; assert!(nodes_0_read.is_empty()); assert!(nodes[0].chan_monitor.add_update_monitor(chan_0_monitor.get_funding_txo().unwrap(), chan_0_monitor).is_ok()); - nodes[0].node = Arc::new(nodes_0_deserialized); - let nodes_0_as_listener: Arc = nodes[0].node.clone(); - nodes[0].block_notifier.register_listener(Arc::downgrade(&nodes_0_as_listener)); + nodes[0].node = &nodes_0_deserialized; + nodes[0].block_notifier.register_listener(nodes[0].node); assert_eq!(nodes[0].node.list_channels().len(), 1); check_added_monitors!(nodes[0], 1); @@ -3486,7 +3561,11 @@ fn test_no_txn_manager_serialize_deserialize() { #[test] fn test_simple_manager_serialize_deserialize() { - let mut nodes = create_network(2, &[None, None]); + let node_cfgs = create_node_cfgs(2); + let node_chanmgrs = create_node_chanmgrs(2, &node_cfgs, &[None, None]); + let new_chan_monitor: test_utils::TestChannelMonitor; + let nodes_0_deserialized: ChannelManager; + let mut nodes = create_network(2, &node_cfgs, &node_chanmgrs); create_announced_chan_between_nodes(&nodes, 0, 1, InitFeatures::supported(), InitFeatures::supported()); let (our_payment_preimage, _) = route_payment(&nodes[0], &[&nodes[1]], 1000000); @@ -3498,30 +3577,32 @@ fn test_simple_manager_serialize_deserialize() { let mut chan_0_monitor_serialized = test_utils::TestVecWriter(Vec::new()); nodes[0].chan_monitor.simple_monitor.monitors.lock().unwrap().iter().next().unwrap().1.write_for_disk(&mut chan_0_monitor_serialized).unwrap(); - nodes[0].chan_monitor = Arc::new(test_utils::TestChannelMonitor::new(nodes[0].chain_monitor.clone(), nodes[0].tx_broadcaster.clone(), Arc::new(test_utils::TestLogger::new()), Arc::new(test_utils::TestFeeEstimator { sat_per_kw: 253 }))); + new_chan_monitor = test_utils::TestChannelMonitor::new(nodes[0].chain_monitor.clone(), nodes[0].tx_broadcaster.clone(), Arc::new(test_utils::TestLogger::new()), Arc::new(test_utils::TestFeeEstimator { sat_per_kw: 253 })); + nodes[0].chan_monitor = &new_chan_monitor; let mut chan_0_monitor_read = &chan_0_monitor_serialized.0[..]; let (_, mut chan_0_monitor) = <(Sha256dHash, ChannelMonitor)>::read(&mut chan_0_monitor_read, Arc::new(test_utils::TestLogger::new())).unwrap(); assert!(chan_0_monitor_read.is_empty()); let mut nodes_0_read = &nodes_0_serialized[..]; let keys_manager = Arc::new(test_utils::TestKeysInterface::new(&nodes[0].node_seed, Network::Testnet, Arc::new(test_utils::TestLogger::new()))); - let (_, nodes_0_deserialized) = { + let (_, nodes_0_deserialized_tmp) = { let mut channel_monitors = HashMap::new(); channel_monitors.insert(chan_0_monitor.get_funding_txo().unwrap(), &mut chan_0_monitor); - <(Sha256dHash, ChannelManager)>::read(&mut nodes_0_read, ChannelManagerReadArgs { + <(Sha256dHash, ChannelManager)>::read(&mut nodes_0_read, ChannelManagerReadArgs { default_config: UserConfig::default(), keys_manager, fee_estimator: Arc::new(test_utils::TestFeeEstimator { sat_per_kw: 253 }), - monitor: nodes[0].chan_monitor.clone(), + monitor: nodes[0].chan_monitor, tx_broadcaster: nodes[0].tx_broadcaster.clone(), logger: Arc::new(test_utils::TestLogger::new()), channel_monitors: &mut channel_monitors, }).unwrap() }; + nodes_0_deserialized = nodes_0_deserialized_tmp; assert!(nodes_0_read.is_empty()); assert!(nodes[0].chan_monitor.add_update_monitor(chan_0_monitor.get_funding_txo().unwrap(), chan_0_monitor).is_ok()); - nodes[0].node = Arc::new(nodes_0_deserialized); + nodes[0].node = &nodes_0_deserialized; check_added_monitors!(nodes[0], 1); reconnect_nodes(&nodes[0], &nodes[1], (false, false), (0, 0), (0, 0), (0, 0), (0, 0), (false, false)); @@ -3533,7 +3614,11 @@ fn test_simple_manager_serialize_deserialize() { #[test] fn test_manager_serialize_deserialize_inconsistent_monitor() { // Test deserializing a ChannelManager with an out-of-date ChannelMonitor - let mut nodes = create_network(4, &[None, None, None, None]); + let node_cfgs = create_node_cfgs(4); + let node_chanmgrs = create_node_chanmgrs(4, &node_cfgs, &[None, None, None, None]); + let new_chan_monitor: test_utils::TestChannelMonitor; + let nodes_0_deserialized: ChannelManager; + let mut nodes = create_network(4, &node_cfgs, &node_chanmgrs); create_announced_chan_between_nodes(&nodes, 0, 1, InitFeatures::supported(), InitFeatures::supported()); create_announced_chan_between_nodes(&nodes, 2, 0, InitFeatures::supported(), InitFeatures::supported()); let (_, _, channel_id, funding_tx) = create_announced_chan_between_nodes(&nodes, 0, 3, InitFeatures::supported(), InitFeatures::supported()); @@ -3557,7 +3642,8 @@ fn test_manager_serialize_deserialize_inconsistent_monitor() { node_0_monitors_serialized.push(writer.0); } - nodes[0].chan_monitor = Arc::new(test_utils::TestChannelMonitor::new(nodes[0].chain_monitor.clone(), nodes[0].tx_broadcaster.clone(), Arc::new(test_utils::TestLogger::new()), Arc::new(test_utils::TestFeeEstimator { sat_per_kw: 253 }))); + new_chan_monitor = test_utils::TestChannelMonitor::new(nodes[0].chain_monitor.clone(), nodes[0].tx_broadcaster.clone(), Arc::new(test_utils::TestLogger::new()), Arc::new(test_utils::TestFeeEstimator { sat_per_kw: 253 })); + nodes[0].chan_monitor = &new_chan_monitor; let mut node_0_monitors = Vec::new(); for serialized in node_0_monitors_serialized.iter() { let mut read = &serialized[..]; @@ -3568,15 +3654,16 @@ fn test_manager_serialize_deserialize_inconsistent_monitor() { let mut nodes_0_read = &nodes_0_serialized[..]; let keys_manager = Arc::new(test_utils::TestKeysInterface::new(&nodes[0].node_seed, Network::Testnet, Arc::new(test_utils::TestLogger::new()))); - let (_, nodes_0_deserialized) = <(Sha256dHash, ChannelManager)>::read(&mut nodes_0_read, ChannelManagerReadArgs { + let (_, nodes_0_deserialized_tmp) = <(Sha256dHash, ChannelManager)>::read(&mut nodes_0_read, ChannelManagerReadArgs { default_config: UserConfig::default(), keys_manager, fee_estimator: Arc::new(test_utils::TestFeeEstimator { sat_per_kw: 253 }), - monitor: nodes[0].chan_monitor.clone(), + monitor: nodes[0].chan_monitor, tx_broadcaster: nodes[0].tx_broadcaster.clone(), logger: Arc::new(test_utils::TestLogger::new()), channel_monitors: &mut node_0_monitors.iter_mut().map(|monitor| { (monitor.get_funding_txo().unwrap(), monitor) }).collect(), }).unwrap(); + nodes_0_deserialized = nodes_0_deserialized_tmp; assert!(nodes_0_read.is_empty()); { // Channel close should result in a commitment tx and an HTLC tx @@ -3590,7 +3677,7 @@ fn test_manager_serialize_deserialize_inconsistent_monitor() { assert!(nodes[0].chan_monitor.add_update_monitor(monitor.get_funding_txo().unwrap(), monitor).is_ok()); check_added_monitors!(nodes[0], 1); } - nodes[0].node = Arc::new(nodes_0_deserialized); + nodes[0].node = &nodes_0_deserialized; // nodes[1] and nodes[2] have no lost state with nodes[0]... reconnect_nodes(&nodes[0], &nodes[1], (false, false), (0, 0), (0, 0), (0, 0), (0, 0), (false, false)); @@ -3729,7 +3816,9 @@ macro_rules! check_spendable_outputs { #[test] fn test_claim_sizeable_push_msat() { // Incidentally test SpendableOutput event generation due to detection of to_local output on commitment tx - let nodes = create_network(2, &[None, None]); + let node_cfgs = create_node_cfgs(2); + let node_chanmgrs = create_node_chanmgrs(2, &node_cfgs, &[None, None]); + let nodes = create_network(2, &node_cfgs, &node_chanmgrs); let chan = create_announced_chan_between_nodes_with_value(&nodes, 0, 1, 100000, 99000000, InitFeatures::supported(), InitFeatures::supported()); nodes[1].node.force_close_channel(&chan.2); @@ -3750,7 +3839,9 @@ fn test_claim_sizeable_push_msat() { fn test_claim_on_remote_sizeable_push_msat() { // Same test as previous, just test on remote commitment tx, as per_commitment_point registration changes following you're funder/fundee and // to_remote output is encumbered by a P2WPKH - let nodes = create_network(2, &[None, None]); + let node_cfgs = create_node_cfgs(2); + let node_chanmgrs = create_node_chanmgrs(2, &node_cfgs, &[None, None]); + let nodes = create_network(2, &node_cfgs, &node_chanmgrs); let chan = create_announced_chan_between_nodes_with_value(&nodes, 0, 1, 100000, 99000000, InitFeatures::supported(), InitFeatures::supported()); nodes[0].node.force_close_channel(&chan.2); @@ -3775,7 +3866,9 @@ fn test_claim_on_remote_revoked_sizeable_push_msat() { // Same test as previous, just test on remote revoked commitment tx, as per_commitment_point registration changes following you're funder/fundee and // to_remote output is encumbered by a P2WPKH - let nodes = create_network(2, &[None, None]); + let node_cfgs = create_node_cfgs(2); + let node_chanmgrs = create_node_chanmgrs(2, &node_cfgs, &[None, None]); + let nodes = create_network(2, &node_cfgs, &node_chanmgrs); let chan = create_announced_chan_between_nodes_with_value(&nodes, 0, 1, 100000, 59000000, InitFeatures::supported(), InitFeatures::supported()); let payment_preimage = route_payment(&nodes[0], &vec!(&nodes[1])[..], 3000000).0; @@ -3799,7 +3892,9 @@ fn test_claim_on_remote_revoked_sizeable_push_msat() { #[test] fn test_static_spendable_outputs_preimage_tx() { - let nodes = create_network(2, &[None, None]); + let node_cfgs = create_node_cfgs(2); + let node_chanmgrs = create_node_chanmgrs(2, &node_cfgs, &[None, None]); + let nodes = create_network(2, &node_cfgs, &node_chanmgrs); // Create some initial channels let chan_1 = create_announced_chan_between_nodes(&nodes, 0, 1, InitFeatures::supported(), InitFeatures::supported()); @@ -3843,7 +3938,9 @@ eprintln!("{:?}", node_txn[1]); #[test] fn test_static_spendable_outputs_justice_tx_revoked_commitment_tx() { - let nodes = create_network(2, &[None, None]); + let node_cfgs = create_node_cfgs(2); + let node_chanmgrs = create_node_chanmgrs(2, &node_cfgs, &[None, None]); + let nodes = create_network(2, &node_cfgs, &node_chanmgrs); // Create some initial channels let chan_1 = create_announced_chan_between_nodes(&nodes, 0, 1, InitFeatures::supported(), InitFeatures::supported()); @@ -3873,7 +3970,9 @@ fn test_static_spendable_outputs_justice_tx_revoked_commitment_tx() { #[test] fn test_static_spendable_outputs_justice_tx_revoked_htlc_timeout_tx() { - let nodes = create_network(2, &[None, None]); + let node_cfgs = create_node_cfgs(2); + let node_chanmgrs = create_node_chanmgrs(2, &node_cfgs, &[None, None]); + let nodes = create_network(2, &node_cfgs, &node_chanmgrs); // Create some initial channels let chan_1 = create_announced_chan_between_nodes(&nodes, 0, 1, InitFeatures::supported(), InitFeatures::supported()); @@ -3917,7 +4016,9 @@ fn test_static_spendable_outputs_justice_tx_revoked_htlc_timeout_tx() { #[test] fn test_static_spendable_outputs_justice_tx_revoked_htlc_success_tx() { - let nodes = create_network(2, &[None, None]); + let node_cfgs = create_node_cfgs(2); + let node_chanmgrs = create_node_chanmgrs(2, &node_cfgs, &[None, None]); + let nodes = create_network(2, &node_cfgs, &node_chanmgrs); // Create some initial channels let chan_1 = create_announced_chan_between_nodes(&nodes, 0, 1, InitFeatures::supported(), InitFeatures::supported()); @@ -3970,7 +4071,9 @@ fn test_onchain_to_onchain_claim() { // Finally, check that B will claim the HTLC output if A's latest commitment transaction // gets broadcast. - let nodes = create_network(3, &[None, None, None]); + let node_cfgs = create_node_cfgs(3); + let node_chanmgrs = create_node_chanmgrs(3, &node_cfgs, &[None, None, None]); + let nodes = create_network(3, &node_cfgs, &node_chanmgrs); // Create some initial channels let chan_1 = create_announced_chan_between_nodes(&nodes, 0, 1, InitFeatures::supported(), InitFeatures::supported()); @@ -4060,7 +4163,9 @@ fn test_onchain_to_onchain_claim() { fn test_duplicate_payment_hash_one_failure_one_success() { // Topology : A --> B --> C // We route 2 payments with same hash between B and C, one will be timeout, the other successfully claim - let mut nodes = create_network(3, &[None, None, None]); + let node_cfgs = create_node_cfgs(3); + let node_chanmgrs = create_node_chanmgrs(3, &node_cfgs, &[None, None, None]); + let mut nodes = create_network(3, &node_cfgs, &node_chanmgrs); create_announced_chan_between_nodes(&nodes, 0, 1, InitFeatures::supported(), InitFeatures::supported()); let chan_2 = create_announced_chan_between_nodes(&nodes, 1, 2, InitFeatures::supported(), InitFeatures::supported()); @@ -4176,7 +4281,9 @@ fn test_duplicate_payment_hash_one_failure_one_success() { #[test] fn test_dynamic_spendable_outputs_local_htlc_success_tx() { - let nodes = create_network(2, &[None, None]); + let node_cfgs = create_node_cfgs(2); + let node_chanmgrs = create_node_chanmgrs(2, &node_cfgs, &[None, None]); + let nodes = create_network(2, &node_cfgs, &node_chanmgrs); // Create some initial channels let chan_1 = create_announced_chan_between_nodes(&nodes, 0, 1, InitFeatures::supported(), InitFeatures::supported()); @@ -4225,7 +4332,9 @@ fn do_test_fail_backwards_unrevoked_remote_announce(deliver_last_raa: bool, anno // - C - D - // B / \ F // And test where C fails back to A/B when D announces its latest commitment transaction - let nodes = create_network(6, &[None, None, None, None, None, None]); + let node_cfgs = create_node_cfgs(6); + let node_chanmgrs = create_node_chanmgrs(6, &node_cfgs, &[None, None, None, None, None, None]); + let nodes = create_network(6, &node_cfgs, &node_chanmgrs); create_announced_chan_between_nodes(&nodes, 0, 2, InitFeatures::supported(), InitFeatures::supported()); create_announced_chan_between_nodes(&nodes, 1, 2, InitFeatures::supported(), InitFeatures::supported()); @@ -4464,7 +4573,9 @@ fn test_fail_backwards_previous_remote_announce() { #[test] fn test_dynamic_spendable_outputs_local_htlc_timeout_tx() { - let nodes = create_network(2, &[None, None]); + let node_cfgs = create_node_cfgs(2); + let node_chanmgrs = create_node_chanmgrs(2, &node_cfgs, &[None, None]); + let nodes = create_network(2, &node_cfgs, &node_chanmgrs); // Create some initial channels let chan_1 = create_announced_chan_between_nodes(&nodes, 0, 1, InitFeatures::supported(), InitFeatures::supported()); @@ -4499,7 +4610,9 @@ fn test_dynamic_spendable_outputs_local_htlc_timeout_tx() { #[test] fn test_static_output_closing_tx() { - let nodes = create_network(2, &[None, None]); + let node_cfgs = create_node_cfgs(2); + let node_chanmgrs = create_node_chanmgrs(2, &node_cfgs, &[None, None]); + let nodes = create_network(2, &node_cfgs, &node_chanmgrs); let chan = create_announced_chan_between_nodes(&nodes, 0, 1, InitFeatures::supported(), InitFeatures::supported()); @@ -4519,7 +4632,9 @@ fn test_static_output_closing_tx() { } fn do_htlc_claim_local_commitment_only(use_dust: bool) { - let nodes = create_network(2, &[None, None]); + let node_cfgs = create_node_cfgs(2); + let node_chanmgrs = create_node_chanmgrs(2, &node_cfgs, &[None, None]); + let nodes = create_network(2, &node_cfgs, &node_chanmgrs); let chan = create_announced_chan_between_nodes(&nodes, 0, 1, InitFeatures::supported(), InitFeatures::supported()); let (our_payment_preimage, _) = route_payment(&nodes[0], &[&nodes[1]], if use_dust { 50000 } else { 3000000 }); @@ -4556,7 +4671,9 @@ fn do_htlc_claim_local_commitment_only(use_dust: bool) { } fn do_htlc_claim_current_remote_commitment_only(use_dust: bool) { - let mut nodes = create_network(2, &[None, None]); + let node_cfgs = create_node_cfgs(2); + let node_chanmgrs = create_node_chanmgrs(2, &node_cfgs, &[None, None]); + let mut nodes = create_network(2, &node_cfgs, &node_chanmgrs); let chan = create_announced_chan_between_nodes(&nodes, 0, 1, InitFeatures::supported(), InitFeatures::supported()); let route = nodes[0].router.get_route(&nodes[1].node.get_our_node_id(), None, &Vec::new(), if use_dust { 50000 } else { 3000000 }, TEST_FINAL_CLTV).unwrap(); @@ -4581,7 +4698,9 @@ fn do_htlc_claim_current_remote_commitment_only(use_dust: bool) { } fn do_htlc_claim_previous_remote_commitment_only(use_dust: bool, check_revoke_no_close: bool) { - let nodes = create_network(3, &[None, None, None]); + let node_cfgs = create_node_cfgs(3); + let node_chanmgrs = create_node_chanmgrs(3, &node_cfgs, &[None, None, None]); + let nodes = create_network(3, &node_cfgs, &node_chanmgrs); let chan = create_announced_chan_between_nodes(&nodes, 0, 1, InitFeatures::supported(), InitFeatures::supported()); // Fail the payment, but don't deliver A's final RAA, resulting in the HTLC only being present @@ -4864,7 +4983,9 @@ fn test_onion_failure() { const NODE: u16 = 0x2000; const UPDATE: u16 = 0x1000; - let mut nodes = create_network(3, &[None, None, None]); + let node_cfgs = create_node_cfgs(3); + let node_chanmgrs = create_node_chanmgrs(3, &node_cfgs, &[None, None, None]); + let mut nodes = create_network(3, &node_cfgs, &node_chanmgrs); for node in nodes.iter() { *node.keys_manager.override_session_priv.lock().unwrap() = Some(SecretKey::from_slice(&[3; 32]).unwrap()); } @@ -5078,7 +5199,9 @@ fn test_onion_failure() { #[test] #[should_panic] fn bolt2_open_channel_sending_node_checks_part1() { //This test needs to be on its own as we are catching a panic - let nodes = create_network(2, &[None, None]); + let node_cfgs = create_node_cfgs(2); + let node_chanmgrs = create_node_chanmgrs(2, &node_cfgs, &[None, None]); + let nodes = create_network(2, &node_cfgs, &node_chanmgrs); //Force duplicate channel ids for node in nodes.iter() { *node.keys_manager.override_channel_id_priv.lock().unwrap() = Some([0; 32]); @@ -5097,7 +5220,9 @@ fn bolt2_open_channel_sending_node_checks_part1() { //This test needs to be on i #[test] fn bolt2_open_channel_sending_node_checks_part2() { - let nodes = create_network(2, &[None, None]); + let node_cfgs = create_node_cfgs(2); + let node_chanmgrs = create_node_chanmgrs(2, &node_cfgs, &[None, None]); + let nodes = create_network(2, &node_cfgs, &node_chanmgrs); // BOLT #2 spec: Sending node must set funding_satoshis to less than 2^24 satoshis let channel_value_satoshis=2^24; @@ -5145,7 +5270,9 @@ fn bolt2_open_channel_sending_node_checks_part2() { fn test_update_add_htlc_bolt2_sender_value_below_minimum_msat() { //BOLT2 Requirement: MUST offer amount_msat greater than 0. //BOLT2 Requirement: MUST NOT offer amount_msat below the receiving node's htlc_minimum_msat (same validation check catches both of these) - let mut nodes = create_network(2, &[None, None]); + let node_cfgs = create_node_cfgs(2); + let node_chanmgrs = create_node_chanmgrs(2, &node_cfgs, &[None, None]); + let mut nodes = create_network(2, &node_cfgs, &node_chanmgrs); let _chan = create_announced_chan_between_nodes_with_value(&nodes, 0, 1, 100000, 95000000, InitFeatures::supported(), InitFeatures::supported()); let mut route = nodes[0].router.get_route(&nodes[1].node.get_our_node_id(), None, &[], 100000, TEST_FINAL_CLTV).unwrap(); let (_, our_payment_hash) = get_payment_preimage_hash!(nodes[0]); @@ -5167,7 +5294,9 @@ fn test_update_add_htlc_bolt2_sender_value_below_minimum_msat() { fn test_update_add_htlc_bolt2_sender_cltv_expiry_too_high() { //BOLT 2 Requirement: MUST set cltv_expiry less than 500000000. //It is enforced when constructing a route. - let mut nodes = create_network(2, &[None, None]); + let node_cfgs = create_node_cfgs(2); + let node_chanmgrs = create_node_chanmgrs(2, &node_cfgs, &[None, None]); + let mut nodes = create_network(2, &node_cfgs, &node_chanmgrs); let _chan = create_announced_chan_between_nodes_with_value(&nodes, 0, 1, 100000, 0, InitFeatures::supported(), InitFeatures::supported()); let route = nodes[0].router.get_route(&nodes[1].node.get_our_node_id(), None, &[], 100000000, 500000001).unwrap(); let (_, our_payment_hash) = get_payment_preimage_hash!(nodes[0]); @@ -5186,7 +5315,9 @@ fn test_update_add_htlc_bolt2_sender_exceed_max_htlc_num_and_htlc_id_increment() //BOLT 2 Requirement: if result would be offering more than the remote's max_accepted_htlcs HTLCs, in the remote commitment transaction: MUST NOT add an HTLC. //BOLT 2 Requirement: for the first HTLC it offers MUST set id to 0. //BOLT 2 Requirement: MUST increase the value of id by 1 for each successive offer. - let mut nodes = create_network(2, &[None, None]); + let node_cfgs = create_node_cfgs(2); + let node_chanmgrs = create_node_chanmgrs(2, &node_cfgs, &[None, None]); + let mut nodes = create_network(2, &node_cfgs, &node_chanmgrs); let chan = create_announced_chan_between_nodes_with_value(&nodes, 0, 1, 1000000, 0, InitFeatures::supported(), InitFeatures::supported()); let max_accepted_htlcs = nodes[1].node.channel_state.lock().unwrap().by_id.get(&chan.2).unwrap().their_max_accepted_htlcs as u64; @@ -5229,7 +5360,9 @@ fn test_update_add_htlc_bolt2_sender_exceed_max_htlc_num_and_htlc_id_increment() #[test] fn test_update_add_htlc_bolt2_sender_exceed_max_htlc_value_in_flight() { //BOLT 2 Requirement: if the sum of total offered HTLCs would exceed the remote's max_htlc_value_in_flight_msat: MUST NOT add an HTLC. - let mut nodes = create_network(2, &[None, None]); + let node_cfgs = create_node_cfgs(2); + let node_chanmgrs = create_node_chanmgrs(2, &node_cfgs, &[None, None]); + let mut nodes = create_network(2, &node_cfgs, &node_chanmgrs); let channel_value = 100000; let chan = create_announced_chan_between_nodes_with_value(&nodes, 0, 1, channel_value, 0, InitFeatures::supported(), InitFeatures::supported()); let max_in_flight = get_channel_value_stat!(nodes[0], chan.2).their_max_htlc_value_in_flight_msat; @@ -5255,7 +5388,9 @@ fn test_update_add_htlc_bolt2_sender_exceed_max_htlc_value_in_flight() { #[test] fn test_update_add_htlc_bolt2_receiver_check_amount_received_more_than_min() { //BOLT2 Requirement: receiving an amount_msat equal to 0, OR less than its own htlc_minimum_msat -> SHOULD fail the channel. - let mut nodes = create_network(2, &[None, None]); + let node_cfgs = create_node_cfgs(2); + let node_chanmgrs = create_node_chanmgrs(2, &node_cfgs, &[None, None]); + let mut nodes = create_network(2, &node_cfgs, &node_chanmgrs); let chan = create_announced_chan_between_nodes_with_value(&nodes, 0, 1, 100000, 95000000, InitFeatures::supported(), InitFeatures::supported()); let htlc_minimum_msat: u64; { @@ -5278,7 +5413,9 @@ fn test_update_add_htlc_bolt2_receiver_check_amount_received_more_than_min() { #[test] fn test_update_add_htlc_bolt2_receiver_sender_can_afford_amount_sent() { //BOLT2 Requirement: receiving an amount_msat that the sending node cannot afford at the current feerate_per_kw (while maintaining its channel reserve): SHOULD fail the channel - let mut nodes = create_network(2, &[None, None]); + let node_cfgs = create_node_cfgs(2); + let node_chanmgrs = create_node_chanmgrs(2, &node_cfgs, &[None, None]); + let mut nodes = create_network(2, &node_cfgs, &node_chanmgrs); let chan = create_announced_chan_between_nodes_with_value(&nodes, 0, 1, 100000, 95000000, InitFeatures::supported(), InitFeatures::supported()); let their_channel_reserve = get_channel_value_stat!(nodes[0], chan.2).channel_reserve_msat; @@ -5301,7 +5438,9 @@ fn test_update_add_htlc_bolt2_receiver_sender_can_afford_amount_sent() { fn test_update_add_htlc_bolt2_receiver_check_max_htlc_limit() { //BOLT 2 Requirement: if a sending node adds more than its max_accepted_htlcs HTLCs to its local commitment transaction: SHOULD fail the channel //BOLT 2 Requirement: MUST allow multiple HTLCs with the same payment_hash. - let mut nodes = create_network(2, &[None, None]); + let node_cfgs = create_node_cfgs(2); + let node_chanmgrs = create_node_chanmgrs(2, &node_cfgs, &[None, None]); + let mut nodes = create_network(2, &node_cfgs, &node_chanmgrs); let chan = create_announced_chan_between_nodes_with_value(&nodes, 0, 1, 100000, 95000000, InitFeatures::supported(), InitFeatures::supported()); let route = nodes[0].router.get_route(&nodes[1].node.get_our_node_id(), None, &[], 3999999, TEST_FINAL_CLTV).unwrap(); let (_, our_payment_hash) = get_payment_preimage_hash!(nodes[0]); @@ -5342,7 +5481,9 @@ fn test_update_add_htlc_bolt2_receiver_check_max_htlc_limit() { #[test] fn test_update_add_htlc_bolt2_receiver_check_max_in_flight_msat() { //OR adds more than its max_htlc_value_in_flight_msat worth of offered HTLCs to its local commitment transaction: SHOULD fail the channel - let mut nodes = create_network(2, &[None, None]); + let node_cfgs = create_node_cfgs(2); + let node_chanmgrs = create_node_chanmgrs(2, &node_cfgs, &[None, None]); + let mut nodes = create_network(2, &node_cfgs, &node_chanmgrs); let chan = create_announced_chan_between_nodes_with_value(&nodes, 0, 1, 1000000, 1000000, InitFeatures::supported(), InitFeatures::supported()); let route = nodes[0].router.get_route(&nodes[1].node.get_our_node_id(), None, &[], 1000000, TEST_FINAL_CLTV).unwrap(); let (_, our_payment_hash) = get_payment_preimage_hash!(nodes[0]); @@ -5360,7 +5501,9 @@ fn test_update_add_htlc_bolt2_receiver_check_max_in_flight_msat() { #[test] fn test_update_add_htlc_bolt2_receiver_check_cltv_expiry() { //BOLT2 Requirement: if sending node sets cltv_expiry to greater or equal to 500000000: SHOULD fail the channel. - let mut nodes = create_network(2, &[None, None]); + let node_cfgs = create_node_cfgs(2); + let node_chanmgrs = create_node_chanmgrs(2, &node_cfgs, &[None, None]); + let mut nodes = create_network(2, &node_cfgs, &node_chanmgrs); create_announced_chan_between_nodes_with_value(&nodes, 0, 1, 100000, 95000000, InitFeatures::supported(), InitFeatures::supported()); let route = nodes[0].router.get_route(&nodes[1].node.get_our_node_id(), None, &[], 3999999, TEST_FINAL_CLTV).unwrap(); let (_, our_payment_hash) = get_payment_preimage_hash!(nodes[0]); @@ -5380,7 +5523,9 @@ fn test_update_add_htlc_bolt2_receiver_check_repeated_id_ignore() { //BOLT 2 requirement: if the sender did not previously acknowledge the commitment of that HTLC: MUST ignore a repeated id value after a reconnection. // We test this by first testing that that repeated HTLCs pass commitment signature checks // after disconnect and that non-sequential htlc_ids result in a channel failure. - let mut nodes = create_network(2, &[None, None]); + let node_cfgs = create_node_cfgs(2); + let node_chanmgrs = create_node_chanmgrs(2, &node_cfgs, &[None, None]); + let mut nodes = create_network(2, &node_cfgs, &node_chanmgrs); create_announced_chan_between_nodes(&nodes, 0, 1, InitFeatures::supported(), InitFeatures::supported()); let route = nodes[0].router.get_route(&nodes[1].node.get_our_node_id(), None, &[], 1000000, TEST_FINAL_CLTV).unwrap(); let (_, our_payment_hash) = get_payment_preimage_hash!(nodes[0]); @@ -5421,7 +5566,9 @@ fn test_update_add_htlc_bolt2_receiver_check_repeated_id_ignore() { fn test_update_fulfill_htlc_bolt2_update_fulfill_htlc_before_commitment() { //BOLT 2 Requirement: until the corresponding HTLC is irrevocably committed in both sides' commitment transactions: MUST NOT send an update_fulfill_htlc, update_fail_htlc, or update_fail_malformed_htlc. - let mut nodes = create_network(2, &[None, None]); + let node_cfgs = create_node_cfgs(2); + let node_chanmgrs = create_node_chanmgrs(2, &node_cfgs, &[None, None]); + let mut nodes = create_network(2, &node_cfgs, &node_chanmgrs); let chan = create_announced_chan_between_nodes(&nodes, 0, 1, InitFeatures::supported(), InitFeatures::supported()); let route = nodes[0].router.get_route(&nodes[1].node.get_our_node_id(), None, &[], 1000000, TEST_FINAL_CLTV).unwrap(); @@ -5448,7 +5595,9 @@ fn test_update_fulfill_htlc_bolt2_update_fulfill_htlc_before_commitment() { fn test_update_fulfill_htlc_bolt2_update_fail_htlc_before_commitment() { //BOLT 2 Requirement: until the corresponding HTLC is irrevocably committed in both sides' commitment transactions: MUST NOT send an update_fulfill_htlc, update_fail_htlc, or update_fail_malformed_htlc. - let mut nodes = create_network(2, &[None, None]); + let node_cfgs = create_node_cfgs(2); + let node_chanmgrs = create_node_chanmgrs(2, &node_cfgs, &[None, None]); + let mut nodes = create_network(2, &node_cfgs, &node_chanmgrs); let chan = create_announced_chan_between_nodes(&nodes, 0, 1, InitFeatures::supported(), InitFeatures::supported()); let route = nodes[0].router.get_route(&nodes[1].node.get_our_node_id(), None, &[], 1000000, TEST_FINAL_CLTV).unwrap(); @@ -5475,7 +5624,9 @@ fn test_update_fulfill_htlc_bolt2_update_fail_htlc_before_commitment() { fn test_update_fulfill_htlc_bolt2_update_fail_malformed_htlc_before_commitment() { //BOLT 2 Requirement: until the corresponding HTLC is irrevocably committed in both sides' commitment transactions: MUST NOT send an update_fulfill_htlc, update_fail_htlc, or update_fail_malformed_htlc. - let mut nodes = create_network(2, &[None, None]); + let node_cfgs = create_node_cfgs(2); + let node_chanmgrs = create_node_chanmgrs(2, &node_cfgs, &[None, None]); + let mut nodes = create_network(2, &node_cfgs, &node_chanmgrs); let chan = create_announced_chan_between_nodes(&nodes, 0, 1, InitFeatures::supported(), InitFeatures::supported()); let route = nodes[0].router.get_route(&nodes[1].node.get_our_node_id(), None, &[], 1000000, TEST_FINAL_CLTV).unwrap(); @@ -5503,7 +5654,9 @@ fn test_update_fulfill_htlc_bolt2_update_fail_malformed_htlc_before_commitment() fn test_update_fulfill_htlc_bolt2_incorrect_htlc_id() { //BOLT 2 Requirement: A receiving node: if the id does not correspond to an HTLC in its current commitment transaction MUST fail the channel. - let nodes = create_network(2, &[None, None]); + let node_cfgs = create_node_cfgs(2); + let node_chanmgrs = create_node_chanmgrs(2, &node_cfgs, &[None, None]); + let nodes = create_network(2, &node_cfgs, &node_chanmgrs); create_announced_chan_between_nodes(&nodes, 0, 1, InitFeatures::supported(), InitFeatures::supported()); let our_payment_preimage = route_payment(&nodes[0], &[&nodes[1]], 100000).0; @@ -5540,7 +5693,9 @@ fn test_update_fulfill_htlc_bolt2_incorrect_htlc_id() { fn test_update_fulfill_htlc_bolt2_wrong_preimage() { //BOLT 2 Requirement: A receiving node: if the payment_preimage value in update_fulfill_htlc doesn't SHA256 hash to the corresponding HTLC payment_hash MUST fail the channel. - let nodes = create_network(2, &[None, None]); + let node_cfgs = create_node_cfgs(2); + let node_chanmgrs = create_node_chanmgrs(2, &node_cfgs, &[None, None]); + let nodes = create_network(2, &node_cfgs, &node_chanmgrs); create_announced_chan_between_nodes(&nodes, 0, 1, InitFeatures::supported(), InitFeatures::supported()); let our_payment_preimage = route_payment(&nodes[0], &[&nodes[1]], 100000).0; @@ -5578,7 +5733,9 @@ fn test_update_fulfill_htlc_bolt2_wrong_preimage() { fn test_update_fulfill_htlc_bolt2_missing_badonion_bit_for_malformed_htlc_message() { //BOLT 2 Requirement: A receiving node: if the BADONION bit in failure_code is not set for update_fail_malformed_htlc MUST fail the channel. - let mut nodes = create_network(2, &[None, None]); + let node_cfgs = create_node_cfgs(2); + let node_chanmgrs = create_node_chanmgrs(2, &node_cfgs, &[None, None]); + let mut nodes = create_network(2, &node_cfgs, &node_chanmgrs); create_announced_chan_between_nodes_with_value(&nodes, 0, 1, 1000000, 1000000, InitFeatures::supported(), InitFeatures::supported()); let route = nodes[0].router.get_route(&nodes[1].node.get_our_node_id(), None, &[], 1000000, TEST_FINAL_CLTV).unwrap(); let (_, our_payment_hash) = get_payment_preimage_hash!(nodes[0]); @@ -5620,7 +5777,9 @@ fn test_update_fulfill_htlc_bolt2_after_malformed_htlc_message_must_forward_upda //BOLT 2 Requirement: a receiving node which has an outgoing HTLC canceled by update_fail_malformed_htlc: // * MUST return an error in the update_fail_htlc sent to the link which originally sent the HTLC, using the failure_code given and setting the data to sha256_of_onion. - let mut nodes = create_network(3, &[None, None, None]); + let node_cfgs = create_node_cfgs(3); + let node_chanmgrs = create_node_chanmgrs(3, &node_cfgs, &[None, None, None]); + let mut nodes = create_network(3, &node_cfgs, &node_chanmgrs); create_announced_chan_between_nodes_with_value(&nodes, 0, 1, 1000000, 1000000, InitFeatures::supported(), InitFeatures::supported()); create_announced_chan_between_nodes_with_value(&nodes, 1, 2, 1000000, 1000000, InitFeatures::supported(), InitFeatures::supported()); @@ -5695,7 +5854,9 @@ fn do_test_failure_delay_dust_htlc_local_commitment(announce_latest: bool) { // We can have at most two valid local commitment tx, so both cases must be covered, and both txs must be checked to get them all as // HTLC could have been removed from lastest local commitment tx but still valid until we get remote RAA - let nodes = create_network(2, &[None, None]); + let node_cfgs = create_node_cfgs(2); + let node_chanmgrs = create_node_chanmgrs(2, &node_cfgs, &[None, None]); + let nodes = create_network(2, &node_cfgs, &node_chanmgrs); let chan =create_announced_chan_between_nodes(&nodes, 0, 1, InitFeatures::supported(), InitFeatures::supported()); let bs_dust_limit = nodes[1].node.channel_state.lock().unwrap().by_id.get(&chan.2).unwrap().our_dust_limit_satoshis; @@ -5785,7 +5946,9 @@ fn test_no_failure_dust_htlc_local_commitment() { // Transaction filters for failing back dust htlc based on local commitment txn infos has been // prone to error, we test here that a dummy transaction don't fail them. - let nodes = create_network(2, &[None, None]); + let node_cfgs = create_node_cfgs(2); + let node_chanmgrs = create_node_chanmgrs(2, &node_cfgs, &[None, None]); + let nodes = create_network(2, &node_cfgs, &node_chanmgrs); let chan = create_announced_chan_between_nodes(&nodes, 0, 1, InitFeatures::supported(), InitFeatures::supported()); // Rebalance a bit @@ -5839,7 +6002,9 @@ fn do_test_sweep_outbound_htlc_failure_update(revoked: bool, local: bool) { // Broadcast of local commitment tx, trigger failure-update of dust-HTLCs // Broadcast of HTLC-timeout tx on local commitment tx, trigger failure-update of non-dust HTLCs - let nodes = create_network(3, &[None, None, None]); + let node_cfgs = create_node_cfgs(3); + let node_chanmgrs = create_node_chanmgrs(3, &node_cfgs, &[None, None, None]); + let nodes = create_network(3, &node_cfgs, &node_chanmgrs); let chan = create_announced_chan_between_nodes(&nodes, 0, 1, InitFeatures::supported(), InitFeatures::supported()); let bs_dust_limit = nodes[1].node.channel_state.lock().unwrap().by_id.get(&chan.2).unwrap().our_dust_limit_satoshis; @@ -5969,8 +6134,10 @@ fn test_upfront_shutdown_script() { config.channel_options.announced_channel = true; config.peer_channel_config_limits.force_announced_channel_preference = false; config.channel_options.commit_upfront_shutdown_pubkey = false; - let cfgs = [None, Some(config), None]; - let nodes = create_network(3, &cfgs); + let user_cfgs = [None, Some(config), None]; + let node_cfgs = create_node_cfgs(3); + let node_chanmgrs = create_node_chanmgrs(3, &node_cfgs, &user_cfgs); + let nodes = create_network(3, &node_cfgs, &node_chanmgrs); // We test that in case of peer committing upfront to a script, if it changes at closing, we refuse to sign let flags = InitFeatures::supported(); @@ -6064,8 +6231,10 @@ fn test_user_configurable_csv_delay() { low_our_to_self_config.own_channel_config.our_to_self_delay = 6; let mut high_their_to_self_config = UserConfig::default(); high_their_to_self_config.peer_channel_config_limits.their_to_self_delay = 100; - let cfgs = [Some(high_their_to_self_config.clone()), None]; - let nodes = create_network(2, &cfgs); + let user_cfgs = [Some(high_their_to_self_config.clone()), None]; + let node_cfgs = create_node_cfgs(2); + let node_chanmgrs = create_node_chanmgrs(2, &node_cfgs, &user_cfgs); + let nodes = create_network(2, &node_cfgs, &node_chanmgrs); // We test config.our_to_self > BREAKDOWN_TIMEOUT is enforced in Channel::new_outbound() let keys_manager: Arc> = Arc::new(test_utils::TestKeysInterface::new(&nodes[0].node_seed, Network::Testnet, Arc::new(test_utils::TestLogger::new()))); @@ -6120,7 +6289,11 @@ fn test_data_loss_protect() { // * we don't broadcast our Local Commitment Tx in case of fallen behind // * we close channel in case of detecting other being fallen behind // * we are able to claim our own outputs thanks to remote my_current_per_commitment_point - let mut nodes = create_network(2, &[None, None]); + let monitor; + let node_state_0; + let node_cfgs = create_node_cfgs(2); + let node_chanmgrs = create_node_chanmgrs(2, &node_cfgs, &[None, None]); + let mut nodes = create_network(2, &node_cfgs, &node_chanmgrs); let chan = create_announced_chan_between_nodes_with_value(&nodes, 0, 1, 1000000, 1000000, InitFeatures::supported(), InitFeatures::supported()); @@ -6141,29 +6314,28 @@ fn test_data_loss_protect() { let chain_monitor = Arc::new(ChainWatchInterfaceUtil::new(Network::Testnet, Arc::clone(&logger))); let tx_broadcaster = Arc::new(test_utils::TestBroadcaster{txn_broadcasted: Mutex::new(Vec::new())}); let feeest = Arc::new(test_utils::TestFeeEstimator { sat_per_kw: 253 }); - let monitor = Arc::new(test_utils::TestChannelMonitor::new(chain_monitor.clone(), tx_broadcaster.clone(), logger.clone(), feeest.clone())); - let node_state_0 = { + monitor = test_utils::TestChannelMonitor::new(chain_monitor.clone(), tx_broadcaster.clone(), logger.clone(), feeest.clone()); + node_state_0 = { let mut channel_monitors = HashMap::new(); channel_monitors.insert(OutPoint { txid: chan.3.txid(), index: 0 }, &mut chan_monitor); - <(Sha256dHash, ChannelManager)>::read(&mut ::std::io::Cursor::new(previous_node_state), ChannelManagerReadArgs { + <(Sha256dHash, ChannelManager)>::read(&mut ::std::io::Cursor::new(previous_node_state), ChannelManagerReadArgs { keys_manager: Arc::new(test_utils::TestKeysInterface::new(&nodes[0].node_seed, Network::Testnet, Arc::clone(&logger))), fee_estimator: feeest.clone(), - monitor: monitor.clone(), + monitor: &monitor, logger: Arc::clone(&logger), tx_broadcaster, default_config: UserConfig::default(), - channel_monitors: &mut channel_monitors + channel_monitors: &mut channel_monitors, }).unwrap().1 }; - nodes[0].node = Arc::new(node_state_0); + nodes[0].node = &node_state_0; assert!(monitor.add_update_monitor(OutPoint { txid: chan.3.txid(), index: 0 }, chan_monitor.clone()).is_ok()); - nodes[0].chan_monitor = monitor; + nodes[0].chan_monitor = &monitor; nodes[0].chain_monitor = chain_monitor; - let weak_res = Arc::downgrade(&nodes[0].chan_monitor.simple_monitor); - nodes[0].block_notifier.register_listener(weak_res); - let weak_res = Arc::downgrade(&nodes[0].node); - nodes[0].block_notifier.register_listener(weak_res); + nodes[0].block_notifier = BlockNotifier::new(nodes[0].chain_monitor.clone()); + nodes[0].block_notifier.register_listener(&nodes[0].chan_monitor.simple_monitor); + nodes[0].block_notifier.register_listener(nodes[0].node); check_added_monitors!(nodes[0], 1); @@ -6236,7 +6408,9 @@ fn test_check_htlc_underpaying() { // sending a probe payment (i.e less than expected value0 // to B, B should refuse payment. - let nodes = create_network(2, &[None, None, None]); + let node_cfgs = create_node_cfgs(2); + let node_chanmgrs = create_node_chanmgrs(2, &node_cfgs, &[None, None]); + let nodes = create_network(2, &node_cfgs, &node_chanmgrs); // Create some initial channels create_announced_chan_between_nodes(&nodes, 0, 1, InitFeatures::supported(), InitFeatures::supported()); @@ -6282,7 +6456,9 @@ fn test_announce_disable_channels() { // Create 2 channels between A and B. Disconnect B. Call timer_chan_freshness_every_min and check for generated // ChannelUpdate. Reconnect B, reestablish and check there is non-generated ChannelUpdate. - let nodes = create_network(2, &[None, None]); + let node_cfgs = create_node_cfgs(2); + let node_chanmgrs = create_node_chanmgrs(2, &node_cfgs, &[None, None]); + let nodes = create_network(2, &node_cfgs, &node_chanmgrs); let short_id_1 = create_announced_chan_between_nodes(&nodes, 0, 1, InitFeatures::supported(), InitFeatures::supported()).0.contents.short_channel_id; let short_id_2 = create_announced_chan_between_nodes(&nodes, 1, 0, InitFeatures::supported(), InitFeatures::supported()).0.contents.short_channel_id; @@ -6341,7 +6517,9 @@ fn test_bump_penalty_txn_on_revoked_commitment() { // In case of penalty txn with too low feerates for getting into mempools, RBF-bump them to be sure // we're able to claim outputs on revoked commitment transaction before timelocks expiration - let nodes = create_network(2, &[None, None]); + let node_cfgs = create_node_cfgs(2); + let node_chanmgrs = create_node_chanmgrs(2, &node_cfgs, &[None, None]); + let nodes = create_network(2, &node_cfgs, &node_chanmgrs); let chan = create_announced_chan_between_nodes_with_value(&nodes, 0, 1, 1000000, 59000000, InitFeatures::supported(), InitFeatures::supported()); let payment_preimage = route_payment(&nodes[0], &vec!(&nodes[1])[..], 3000000).0; @@ -6441,7 +6619,9 @@ fn test_bump_penalty_txn_on_revoked_htlcs() { // In case of penalty txn with too low feerates for getting into mempools, RBF-bump them to sure // we're able to claim outputs on revoked HTLC transactions before timelocks expiration - let nodes = create_network(2, &[None, None]); + let node_cfgs = create_node_cfgs(2); + let node_chanmgrs = create_node_chanmgrs(2, &node_cfgs, &[None, None]); + let nodes = create_network(2, &node_cfgs, &node_chanmgrs); let chan = create_announced_chan_between_nodes_with_value(&nodes, 0, 1, 1000000, 59000000, InitFeatures::supported(), InitFeatures::supported()); // Lock HTLC in both directions @@ -6585,7 +6765,9 @@ fn test_bump_penalty_txn_on_remote_commitment() { // Provide preimage for one // Check aggregation - let nodes = create_network(2, &[None, None]); + let node_cfgs = create_node_cfgs(2); + let node_chanmgrs = create_node_chanmgrs(2, &node_cfgs, &[None, None]); + let nodes = create_network(2, &node_cfgs, &node_chanmgrs); let chan = create_announced_chan_between_nodes_with_value(&nodes, 0, 1, 1000000, 59000000, InitFeatures::supported(), InitFeatures::supported()); let payment_preimage = route_payment(&nodes[0], &vec!(&nodes[1])[..], 3000000).0; @@ -6692,7 +6874,9 @@ fn test_set_outpoints_partial_claiming() { // - remote party claim tx, new bump tx // - disconnect remote claiming tx, new bump // - disconnect tx, see no tx anymore - let nodes = create_network(2, &[None, None]); + let node_cfgs = create_node_cfgs(2); + let node_chanmgrs = create_node_chanmgrs(2, &node_cfgs, &[None, None]); + let nodes = create_network(2, &node_cfgs, &node_chanmgrs); let chan = create_announced_chan_between_nodes_with_value(&nodes, 0, 1, 1000000, 59000000, InitFeatures::supported(), InitFeatures::supported()); let payment_preimage_1 = route_payment(&nodes[1], &vec!(&nodes[0])[..], 3_000_000).0; @@ -6784,7 +6968,9 @@ fn test_bump_txn_sanitize_tracking_maps() { // Sanitizing pendning_claim_request and claimable_outpoints used to be buggy, // verify we clean then right after expiration of ANTI_REORG_DELAY. - let nodes = create_network(2, &[None, None]); + let node_cfgs = create_node_cfgs(2); + let node_chanmgrs = create_node_chanmgrs(2, &node_cfgs, &[None, None]); + let nodes = create_network(2, &node_cfgs, &node_chanmgrs); let chan = create_announced_chan_between_nodes_with_value(&nodes, 0, 1, 1000000, 59000000, InitFeatures::supported(), InitFeatures::supported()); // Lock HTLC in both directions diff --git a/lightning/src/ln/peer_handler.rs b/lightning/src/ln/peer_handler.rs index 481737f36..5838b782f 100644 --- a/lightning/src/ln/peer_handler.rs +++ b/lightning/src/ln/peer_handler.rs @@ -10,26 +10,29 @@ use secp256k1::key::{SecretKey,PublicKey}; use ln::features::InitFeatures; use ln::msgs; +use ln::msgs::ChannelMessageHandler; +use ln::channelmanager::{SimpleArcChannelManager, SimpleRefChannelManager}; use util::ser::{Writeable, Writer, Readable}; use ln::peer_channel_encryptor::{PeerChannelEncryptor,NextNoiseStep}; use util::byte_utils; -use util::events::{MessageSendEvent}; +use util::events::{MessageSendEvent, MessageSendEventsProvider}; use util::logger::Logger; use std::collections::{HashMap,hash_map,HashSet,LinkedList}; use std::sync::{Arc, Mutex}; use std::sync::atomic::{AtomicUsize, Ordering}; use std::{cmp,error,hash,fmt}; +use std::ops::Deref; use bitcoin_hashes::sha256::Hash as Sha256; use bitcoin_hashes::sha256::HashEngine as Sha256Engine; use bitcoin_hashes::{HashEngine, Hash}; /// Provides references to trait impls which handle different types of messages. -pub struct MessageHandler { +pub struct MessageHandler where CM::Target: msgs::ChannelMessageHandler { /// A message handler which handles messages specific to channels. Usually this is just a /// ChannelManager object. - pub chan_handler: Arc, + pub chan_handler: CM, /// A message handler which handles messages updating our knowledge of the network channel /// graph. Usually this is just a Router object. pub route_handler: Arc, @@ -150,10 +153,31 @@ fn _check_usize_is_32_or_64() { unsafe { mem::transmute::<*const usize, [u8; 4]>(panic!()); } } +/// SimpleArcPeerManager is useful when you need a PeerManager with a static lifetime, e.g. +/// when you're using lightning-net-tokio (since tokio::spawn requires parameters with static +/// lifetimes). Other times you can afford a reference, which is more efficient, in which case +/// SimpleRefPeerManager is the more appropriate type. Defining these type aliases prevents +/// issues such as overly long function definitions. +pub type SimpleArcPeerManager = Arc>>; + +/// SimpleRefPeerManager is a type alias for a PeerManager reference, and is the reference +/// counterpart to the SimpleArcPeerManager type alias. Use this type by default when you don't +/// need a PeerManager with a static lifetime. You'll need a static lifetime in cases such as +/// usage of lightning-net-tokio (since tokio::spawn requires parameters with static lifetimes). +/// But if this is not necessary, using a reference is more efficient. Defining these type aliases +/// helps with issues such as long function definitions. +pub type SimpleRefPeerManager<'a, SD, M> = PeerManager>; + /// A PeerManager manages a set of peers, described by their SocketDescriptor and marshalls socket /// events into messages which it passes on to its MessageHandlers. -pub struct PeerManager { - message_handler: MessageHandler, +/// +/// Rather than using a plain PeerManager, it is preferable to use either a SimpleArcPeerManager +/// a SimpleRefPeerManager, for conciseness. See their documentation for more details, but +/// essentially you should default to using a SimpleRefPeerManager, and use a +/// SimpleArcPeerManager when you require a PeerManager with a static lifetime, such as when +/// you're using lightning-net-tokio. +pub struct PeerManager where CM::Target: msgs::ChannelMessageHandler { + message_handler: MessageHandler, peers: Mutex>, our_node_secret: SecretKey, ephemeral_key_midstate: Sha256Engine, @@ -192,11 +216,11 @@ const INITIAL_SYNCS_TO_SEND: usize = 5; /// Manages and reacts to connection events. You probably want to use file descriptors as PeerIds. /// PeerIds may repeat, but only after disconnect_event() has been called. -impl PeerManager { +impl PeerManager where CM::Target: msgs::ChannelMessageHandler { /// Constructs a new PeerManager with the given message handlers and node_id secret key /// ephemeral_random_data is used to derive per-connection ephemeral keys and must be /// cryptographically secure random bytes. - pub fn new(message_handler: MessageHandler, our_node_secret: SecretKey, ephemeral_random_data: &[u8; 32], logger: Arc) -> PeerManager { + pub fn new(message_handler: MessageHandler, our_node_secret: SecretKey, ephemeral_random_data: &[u8; 32], logger: Arc) -> PeerManager { let mut ephemeral_key_midstate = Sha256::engine(); ephemeral_key_midstate.input(ephemeral_random_data); @@ -1147,22 +1171,31 @@ mod tests { fn disconnect_socket(&mut self) {} } - fn create_network(peer_count: usize) -> Vec> { + fn create_chan_handlers(peer_count: usize) -> Vec { + let mut chan_handlers = Vec::new(); + for _ in 0..peer_count { + let chan_handler = test_utils::TestChannelMessageHandler::new(); + chan_handlers.push(chan_handler); + } + + chan_handlers + } + + fn create_network<'a>(peer_count: usize, chan_handlers: &'a Vec) -> Vec> { let mut peers = Vec::new(); let mut rng = thread_rng(); let logger : Arc = Arc::new(test_utils::TestLogger::new()); let mut ephemeral_bytes = [0; 32]; rng.fill_bytes(&mut ephemeral_bytes); - for _ in 0..peer_count { - let chan_handler = test_utils::TestChannelMessageHandler::new(); + for i in 0..peer_count { let router = test_utils::TestRoutingMessageHandler::new(); let node_id = { let mut key_slice = [0;32]; rng.fill_bytes(&mut key_slice); SecretKey::from_slice(&key_slice).unwrap() }; - let msg_handler = MessageHandler { chan_handler: Arc::new(chan_handler), route_handler: Arc::new(router) }; + let msg_handler = MessageHandler { chan_handler: &chan_handlers[i], route_handler: Arc::new(router) }; let peer = PeerManager::new(msg_handler, node_id, &ephemeral_bytes, Arc::clone(&logger)); peers.push(peer); } @@ -1170,7 +1203,7 @@ mod tests { peers } - fn establish_connection(peer_a: &PeerManager, peer_b: &PeerManager) { + fn establish_connection<'a>(peer_a: &PeerManager, peer_b: &PeerManager) { let secp_ctx = Secp256k1::new(); let their_id = PublicKey::from_secret_key(&secp_ctx, &peer_b.our_node_secret); let fd = FileDescriptor { fd: 1}; @@ -1182,20 +1215,21 @@ mod tests { fn test_disconnect_peer() { // Simple test which builds a network of PeerManager, connects and brings them to NoiseState::Finished and // push a DisconnectPeer event to remove the node flagged by id - let mut peers = create_network(2); + let chan_handlers = create_chan_handlers(2); + let chan_handler = test_utils::TestChannelMessageHandler::new(); + let mut peers = create_network(2, &chan_handlers); establish_connection(&peers[0], &peers[1]); assert_eq!(peers[0].peers.lock().unwrap().peers.len(), 1); let secp_ctx = Secp256k1::new(); let their_id = PublicKey::from_secret_key(&secp_ctx, &peers[1].our_node_secret); - let chan_handler = test_utils::TestChannelMessageHandler::new(); chan_handler.pending_events.lock().unwrap().push(events::MessageSendEvent::HandleError { node_id: their_id, action: msgs::ErrorAction::DisconnectPeer { msg: None }, }); assert_eq!(chan_handler.pending_events.lock().unwrap().len(), 1); - peers[0].message_handler.chan_handler = Arc::new(chan_handler); + peers[0].message_handler.chan_handler = &chan_handler; peers[0].process_events(); assert_eq!(peers[0].peers.lock().unwrap().peers.len(), 0); @@ -1203,7 +1237,8 @@ mod tests { #[test] fn test_timer_tick_occured(){ // Create peers, a vector of two peer managers, perform initial set up and check that peers[0] has one Peer. - let peers = create_network(2); + let chan_handlers = create_chan_handlers(2); + let peers = create_network(2, &chan_handlers); establish_connection(&peers[0], &peers[1]); assert_eq!(peers[0].peers.lock().unwrap().peers.len(), 1); diff --git a/lightning/src/util/test_utils.rs b/lightning/src/util/test_utils.rs index 6b3649bcf..a069f8049 100644 --- a/lightning/src/util/test_utils.rs +++ b/lightning/src/util/test_utils.rs @@ -46,7 +46,7 @@ impl chaininterface::FeeEstimator for TestFeeEstimator { pub struct TestChannelMonitor { pub added_monitors: Mutex>, - pub simple_monitor: Arc>, + pub simple_monitor: channelmonitor::SimpleManyChannelMonitor, pub update_ret: Mutex>, } impl TestChannelMonitor {