use lightning::chain::chaininterface::{BroadcasterInterface, ConfirmationTarget, FeeEstimator};
use lightning::chain::chainmonitor;
use lightning::chain::keysinterface::{InMemorySigner, KeysInterface, KeysManager};
-use lightning::chain::transaction::OutPoint;
use lightning::chain::Filter;
use lightning::chain::Watch;
use lightning::ln::channelmanager;
SimpleArcChannelManager<ChainMonitor, BitcoindClient, BitcoindClient, FilesystemLogger>;
async fn handle_ldk_events(
- peer_manager: Arc<PeerManager>, channel_manager: Arc<ChannelManager>,
- chain_monitor: Arc<ChainMonitor>, bitcoind_client: Arc<BitcoindClient>,
- keys_manager: Arc<KeysManager>, payment_storage: PaymentInfoStorage, network: Network,
+ channel_manager: Arc<ChannelManager>, chain_monitor: Arc<ChainMonitor>,
+ bitcoind_client: Arc<BitcoindClient>, keys_manager: Arc<KeysManager>,
+ payment_storage: PaymentInfoStorage, network: Network,
) {
- let mut pending_txs: HashMap<OutPoint, Transaction> = HashMap::new();
loop {
- peer_manager.process_events();
let loop_channel_manager = channel_manager.clone();
let mut events = channel_manager.get_and_clear_pending_events();
events.append(&mut chain_monitor.get_and_clear_pending_events());
assert_eq!(signed_tx.complete, true);
let final_tx: Transaction =
encode::deserialize(&hex_utils::to_vec(&signed_tx.hex).unwrap()).unwrap();
- let outpoint = OutPoint {
- txid: final_tx.txid(),
- index: if change_output_position == 0 { 1 } else { 0 },
- };
// Give the funding transaction back to LDK for opening the channel.
loop_channel_manager
- .funding_transaction_generated(&temporary_channel_id, outpoint);
- pending_txs.insert(outpoint, final_tx);
+ .funding_transaction_generated(&temporary_channel_id, final_tx)
+ .unwrap();
}
Event::FundingBroadcastSafe { funding_txo, .. } => {
- let funding_tx = pending_txs.remove(&funding_txo).unwrap();
- bitcoind_client.broadcast_transaction(&funding_tx);
- println!("\nEVENT: broadcasted funding transaction");
- print!("> ");
- io::stdout().flush().unwrap();
- }
Event::PaymentReceived { payment_hash, payment_secret, amt: amt_msat } => {
let mut payments = payment_storage.lock().unwrap();
if let Some((Some(preimage), _, _, _)) = payments.get(&payment_hash) {
Event::PendingHTLCsForwardable { time_forwardable } => {
let forwarding_channel_manager = loop_channel_manager.clone();
tokio::spawn(async move {
- let min = time_forwardable.as_secs();
- let seconds_to_sleep = thread_rng().gen_range(min, min * 5);
- // thread::sleep(Duration::new(seconds_to_sleep, 0));
- tokio::time::sleep(Duration::from_secs(seconds_to_sleep)).await;
+ let min = time_forwardable.as_millis() as u64;
+ let millis_to_sleep = thread_rng().gen_range(min, min * 5) as u64;
+ tokio::time::sleep(Duration::from_millis(millis_to_sleep)).await;
forwarding_channel_manager.process_pending_htlc_forwards();
});
}
)
.unwrap();
bitcoind_client.broadcast_transaction(&spending_tx);
- // XXX maybe need to rescan and blah?
}
}
}
}
}
-#[tokio::main]
-pub async fn main() {
+async fn start_ldk() {
let args = match cli::parse_startup_args() {
Ok(user_args) => user_args,
Err(()) => return,
fs::create_dir_all(ldk_data_dir.clone()).unwrap();
// Initialize our bitcoind client.
- let mut bitcoind_client = match BitcoindClient::new(
+ let bitcoind_client = match BitcoindClient::new(
args.bitcoind_rpc_host.clone(),
args.bitcoind_rpc_port,
args.bitcoind_rpc_username.clone(),
return;
}
};
- // let mut bitcoind_rpc_client = bitcoind_client.get_new_rpc_client().unwrap();
// ## Setup
// Step 1: Initialize the FeeEstimator
let keys_manager = Arc::new(KeysManager::new(&keys_seed, cur.as_secs(), cur.subsec_nanos()));
// Step 7: Read ChannelMonitor state from disk
- let monitors_path = format!("{}/monitors", ldk_data_dir.clone());
- let mut outpoint_to_channelmonitor =
- disk::read_channelmonitors(monitors_path.to_string(), keys_manager.clone()).unwrap();
+ let mut channelmonitors = persister.read_channelmonitors(keys_manager.clone()).unwrap();
// Step 9: Initialize the ChannelManager
let user_config = UserConfig::default();
let (channel_manager_blockhash, mut channel_manager) = {
if let Ok(mut f) = fs::File::open(format!("{}/manager", ldk_data_dir.clone())) {
let mut channel_monitor_mut_references = Vec::new();
- for (_, channel_monitor) in outpoint_to_channelmonitor.iter_mut() {
- channel_monitor_mut_references.push(&mut channel_monitor.1);
+ for (_, channel_monitor) in channelmonitors.iter_mut() {
+ channel_monitor_mut_references.push(channel_monitor);
}
let read_args = ChannelManagerReadArgs::new(
keys_manager.clone(),
let mut chain_listeners =
vec![(channel_manager_blockhash, &mut channel_manager as &mut dyn chain::Listen)];
- for (outpoint, blockhash_and_monitor) in outpoint_to_channelmonitor.drain() {
- let blockhash = blockhash_and_monitor.0;
- let channel_monitor = blockhash_and_monitor.1;
+ for (blockhash, channel_monitor) in channelmonitors.drain(..) {
+ let outpoint = channel_monitor.get_funding_txo().0;
chain_listener_channel_monitors.push((
blockhash,
(channel_monitor, broadcaster.clone(), fee_estimator.clone(), logger.clone()),
}
chain_tip = Some(
init::synchronize_listeners(
- // &mut bitcoind_rpc_client,
&mut bitcoind_client.deref(),
args.network,
&mut cache,
// Step 17: Connect and Disconnect Blocks
if chain_tip.is_none() {
- // chain_tip = Some(init::validate_best_block_header(&mut bitcoind_client).await.unwrap());
chain_tip =
Some(init::validate_best_block_header(&mut bitcoind_client.deref()).await.unwrap());
- // chain_tip = Some(init::validate_best_block_header(&mut bitcoind_rpc_client).await.unwrap());
}
let channel_manager_listener = channel_manager.clone();
let chain_monitor_listener = chain_monitor.clone();
let bitcoind_block_source = bitcoind_client.clone();
let network = args.network;
tokio::spawn(async move {
- // let chain_poller = poll::ChainPoller::new(&mut bitcoind_client, network);
let mut derefed = bitcoind_block_source.deref();
- // let chain_poller = poll::ChainPoller::new(&mut bitcoind_block_source.deref(), network);
let chain_poller = poll::ChainPoller::new(&mut derefed, network);
- // let chain_poller = poll::ChainPoller::new(&mut bitcoind_rpc_client, network);
let chain_listener = (chain_monitor_listener, channel_manager_listener);
let mut spv_client =
SpvClient::new(chain_tip.unwrap(), chain_poller, &mut cache, &chain_listener);
BackgroundProcessor::start(
persist_channel_manager_callback,
channel_manager.clone(),
+ peer_manager.clone(),
logger.clone(),
);
});
// Step 15: Initialize LDK Event Handling
- let peer_manager_event_listener = peer_manager.clone();
let channel_manager_event_listener = channel_manager.clone();
let chain_monitor_event_listener = chain_monitor.clone();
let keys_manager_listener = keys_manager.clone();
let payment_info: PaymentInfoStorage = Arc::new(Mutex::new(HashMap::new()));
let payment_info_for_events = payment_info.clone();
let network = args.network;
- // let bitcoind = BitcoindClient::new(
- // args.bitcoind_rpc_host.clone(),
- // args.bitcoind_rpc_port,
- // args.bitcoind_rpc_username.clone(),
- // args.bitcoind_rpc_password.clone(),
- // ).await.unwrap();
let bitcoind_rpc = bitcoind_client.clone();
tokio::spawn(async move {
handle_ldk_events(
- peer_manager_event_listener,
channel_manager_event_listener,
chain_monitor_event_listener,
- // bitcoind_client.clone(),
bitcoind_rpc,
- // bitcoind,
keys_manager_listener,
payment_info_for_events,
network,
)
.await;
}
+
+#[tokio::main]
+pub async fn main() {
+ start_ldk().await;
+}
projects / ldk-sample / blobdiff