use crate::disk::{self, INBOUND_PAYMENTS_FNAME, OUTBOUND_PAYMENTS_FNAME};
use crate::hex_utils;
use crate::{
- ChannelManager, HTLCStatus, MillisatAmount, NetworkGraph, OnionMessenger, PaymentInfo,
- PaymentInfoStorage, PeerManager,
+ ChannelManager, HTLCStatus, InboundPaymentInfoStorage, MillisatAmount, NetworkGraph,
+ OnionMessenger, OutboundPaymentInfoStorage, PaymentInfo, PeerManager,
};
use bitcoin::hashes::sha256::Hash as Sha256;
use bitcoin::hashes::Hash;
use lightning::ln::channelmanager::{PaymentId, RecipientOnionFields, Retry};
use lightning::ln::msgs::SocketAddress;
use lightning::ln::{ChannelId, PaymentHash, PaymentPreimage};
-use lightning::onion_message::OnionMessagePath;
-use lightning::onion_message::{Destination, OnionMessageContents};
+use lightning::offers::offer::{self, Offer};
+use lightning::onion_message::messenger::Destination;
+use lightning::onion_message::packet::OnionMessageContents;
use lightning::routing::gossip::NodeId;
use lightning::routing::router::{PaymentParameters, RouteParameters};
use lightning::sign::{EntropySource, KeysManager};
use lightning::util::config::{ChannelHandshakeConfig, ChannelHandshakeLimits, UserConfig};
use lightning::util::persist::KVStore;
use lightning::util::ser::{Writeable, Writer};
-use lightning_invoice::payment::pay_invoice;
+use lightning_invoice::payment::payment_parameters_from_invoice;
+use lightning_invoice::payment::payment_parameters_from_zero_amount_invoice;
use lightning_invoice::{utils, Bolt11Invoice, Currency};
use lightning_persister::fs_store::FilesystemStore;
use std::env;
pub(crate) network: Network,
}
+#[derive(Debug)]
struct UserOnionMessageContents {
tlv_type: u64,
data: Vec<u8>,
pub(crate) fn poll_for_user_input(
peer_manager: Arc<PeerManager>, channel_manager: Arc<ChannelManager>,
keys_manager: Arc<KeysManager>, network_graph: Arc<NetworkGraph>,
- onion_messenger: Arc<OnionMessenger>, inbound_payments: Arc<Mutex<PaymentInfoStorage>>,
- outbound_payments: Arc<Mutex<PaymentInfoStorage>>, ldk_data_dir: String, network: Network,
- logger: Arc<disk::FilesystemLogger>, fs_store: Arc<FilesystemStore>,
+ onion_messenger: Arc<OnionMessenger>, inbound_payments: Arc<Mutex<InboundPaymentInfoStorage>>,
+ outbound_payments: Arc<Mutex<OutboundPaymentInfoStorage>>, ldk_data_dir: String,
+ network: Network, logger: Arc<disk::FilesystemLogger>, fs_store: Arc<FilesystemStore>,
) {
println!(
"LDK startup successful. Enter \"help\" to view available commands. Press Ctrl-D to quit."
);
println!("LDK logs are available at <your-supplied-ldk-data-dir-path>/.ldk/logs");
println!("Local Node ID is {}.", channel_manager.get_our_node_id());
- loop {
+ 'read_command: loop {
print!("> ");
io::stdout().flush().unwrap(); // Without flushing, the `>` doesn't print
let mut line = String::new();
continue;
}
- let invoice = match Bolt11Invoice::from_str(invoice_str.unwrap()) {
- Ok(inv) => inv,
- Err(e) => {
- println!("ERROR: invalid invoice: {:?}", e);
+ let mut user_provided_amt: Option<u64> = None;
+ if let Some(amt_msat_str) = words.next() {
+ match amt_msat_str.parse() {
+ Ok(amt) => user_provided_amt = Some(amt),
+ Err(e) => {
+ println!("ERROR: couldn't parse amount_msat: {}", e);
+ continue;
+ }
+ };
+ }
+
+ if let Ok(offer) = Offer::from_str(invoice_str.unwrap()) {
+ let random_bytes = keys_manager.get_secure_random_bytes();
+ let payment_id = PaymentId(random_bytes);
+
+ let amt_msat = match (offer.amount(), user_provided_amt) {
+ (Some(offer::Amount::Bitcoin { amount_msats }), _) => *amount_msats,
+ (_, Some(amt)) => amt,
+ (amt, _) => {
+ println!("ERROR: Cannot process non-Bitcoin-denominated offer value {:?}", amt);
+ continue;
+ }
+ };
+ if user_provided_amt.is_some() && user_provided_amt != Some(amt_msat) {
+ println!("Amount didn't match offer of {}msat", amt_msat);
continue;
}
- };
- send_payment(
- &channel_manager,
- &invoice,
- &mut outbound_payments.lock().unwrap(),
- Arc::clone(&fs_store),
- );
+ while user_provided_amt.is_none() {
+ print!("Paying offer for {} msat. Continue (Y/N)? >", amt_msat);
+ io::stdout().flush().unwrap();
+
+ if let Err(e) = io::stdin().read_line(&mut line) {
+ println!("ERROR: {}", e);
+ break 'read_command;
+ }
+
+ if line.len() == 0 {
+ // We hit EOF / Ctrl-D
+ break 'read_command;
+ }
+
+ if line.starts_with("Y") {
+ break;
+ }
+ if line.starts_with("N") {
+ continue 'read_command;
+ }
+ }
+
+ outbound_payments.lock().unwrap().payments.insert(
+ payment_id,
+ PaymentInfo {
+ preimage: None,
+ secret: None,
+ status: HTLCStatus::Pending,
+ amt_msat: MillisatAmount(Some(amt_msat)),
+ },
+ );
+ fs_store
+ .write("", "", OUTBOUND_PAYMENTS_FNAME, &outbound_payments.encode())
+ .unwrap();
+
+ let retry = Retry::Timeout(Duration::from_secs(10));
+ let amt = Some(amt_msat);
+ let pay = channel_manager
+ .pay_for_offer(&offer, None, amt, None, payment_id, retry, None);
+ if pay.is_err() {
+ println!("ERROR: Failed to pay: {:?}", pay);
+ }
+ } else {
+ match Bolt11Invoice::from_str(invoice_str.unwrap()) {
+ Ok(invoice) => send_payment(
+ &channel_manager,
+ &invoice,
+ user_provided_amt,
+ &mut outbound_payments.lock().unwrap(),
+ Arc::clone(&fs_store),
+ ),
+ Err(e) => {
+ println!("ERROR: invalid invoice: {:?}", e);
+ }
+ }
+ }
}
"keysend" => {
let dest_pubkey = match words.next() {
Arc::clone(&fs_store),
);
}
+ "getoffer" => {
+ let offer_builder = channel_manager.create_offer_builder(String::new());
+ if let Err(e) = offer_builder {
+ println!("ERROR: Failed to initiate offer building: {:?}", e);
+ continue;
+ }
+
+ let amt_str = words.next();
+ let offer = if amt_str.is_some() {
+ let amt_msat: Result<u64, _> = amt_str.unwrap().parse();
+ if amt_msat.is_err() {
+ println!("ERROR: getoffer provided payment amount was not a number");
+ continue;
+ }
+ offer_builder.unwrap().amount_msats(amt_msat.unwrap()).build()
+ } else {
+ offer_builder.unwrap().build()
+ };
+
+ if offer.is_err() {
+ println!("ERROR: Failed to build offer: {:?}", offer.unwrap_err());
+ } else {
+ // Note that unlike BOLT11 invoice creation we don't bother to add a
+ // pending inbound payment here, as offers can be reused and don't
+ // correspond with individual payments.
+ println!("{}", offer.unwrap());
+ }
+ }
"getinvoice" => {
let amt_str = words.next();
if amt_str.is_none() {
}
};
let destination = Destination::Node(intermediate_nodes.pop().unwrap());
- let message_path = OnionMessagePath { intermediate_nodes, destination };
match onion_messenger.send_onion_message(
- message_path,
UserOnionMessageContents { tlv_type, data },
+ destination,
None,
) {
- Ok(()) => println!("SUCCESS: forwarded onion message to first hop"),
+ Ok(success) => {
+ println!("SUCCESS: forwarded onion message to first hop {:?}", success)
+ }
Err(e) => println!("ERROR: failed to send onion message: {:?}", e),
}
}
println!(" disconnectpeer <peer_pubkey>");
println!(" listpeers");
println!("\n Payments:");
- println!(" sendpayment <invoice>");
+ println!(" sendpayment <invoice|offer> [<amount_msat>]");
println!(" keysend <dest_pubkey> <amt_msats>");
println!(" listpayments");
println!("\n Invoices:");
println!(" getinvoice <amt_msats> <expiry_secs>");
+ println!(" getoffer [<amt_msats>]");
println!("\n Other:");
println!(" signmessage <message>");
println!(
println!("]");
}
-fn list_payments(inbound_payments: &PaymentInfoStorage, outbound_payments: &PaymentInfoStorage) {
+fn list_payments(
+ inbound_payments: &InboundPaymentInfoStorage, outbound_payments: &OutboundPaymentInfoStorage,
+) {
print!("[");
for (payment_hash, payment_info) in &inbound_payments.payments {
println!("");
..Default::default()
};
- match channel_manager.create_channel(peer_pubkey, channel_amt_sat, 0, 0, Some(config)) {
+ match channel_manager.create_channel(peer_pubkey, channel_amt_sat, 0, 0, None, Some(config)) {
Ok(_) => {
println!("EVENT: initiated channel with peer {}. ", peer_pubkey);
return Ok(());
}
fn send_payment(
- channel_manager: &ChannelManager, invoice: &Bolt11Invoice,
- outbound_payments: &mut PaymentInfoStorage, fs_store: Arc<FilesystemStore>,
+ channel_manager: &ChannelManager, invoice: &Bolt11Invoice, required_amount_msat: Option<u64>,
+ outbound_payments: &mut OutboundPaymentInfoStorage, fs_store: Arc<FilesystemStore>,
) {
- let payment_hash = PaymentHash((*invoice.payment_hash()).into_inner());
+ let payment_id = PaymentId((*invoice.payment_hash()).to_byte_array());
let payment_secret = Some(*invoice.payment_secret());
+ let zero_amt_invoice =
+ invoice.amount_milli_satoshis().is_none() || invoice.amount_milli_satoshis() == Some(0);
+ let pay_params_opt = if zero_amt_invoice {
+ if let Some(amt_msat) = required_amount_msat {
+ payment_parameters_from_zero_amount_invoice(invoice, amt_msat)
+ } else {
+ println!("Need an amount for the given 0-value invoice");
+ print!("> ");
+ return;
+ }
+ } else {
+ if required_amount_msat.is_some() && invoice.amount_milli_satoshis() != required_amount_msat
+ {
+ println!(
+ "Amount didn't match invoice value of {}msat",
+ invoice.amount_milli_satoshis().unwrap_or(0)
+ );
+ print!("> ");
+ return;
+ }
+ payment_parameters_from_invoice(invoice)
+ };
+ let (payment_hash, recipient_onion, route_params) = match pay_params_opt {
+ Ok(res) => res,
+ Err(e) => {
+ println!("Failed to parse invoice: {:?}", e);
+ print!("> ");
+ return;
+ }
+ };
outbound_payments.payments.insert(
- payment_hash,
+ payment_id,
PaymentInfo {
preimage: None,
secret: payment_secret,
},
);
fs_store.write("", "", OUTBOUND_PAYMENTS_FNAME, &outbound_payments.encode()).unwrap();
- match pay_invoice(invoice, Retry::Timeout(Duration::from_secs(10)), channel_manager) {
- Ok(_payment_id) => {
+
+ match channel_manager.send_payment(
+ payment_hash,
+ recipient_onion,
+ payment_id,
+ route_params,
+ Retry::Timeout(Duration::from_secs(10)),
+ ) {
+ Ok(_) => {
let payee_pubkey = invoice.recover_payee_pub_key();
let amt_msat = invoice.amount_milli_satoshis().unwrap();
println!("EVENT: initiated sending {} msats to {}", amt_msat, payee_pubkey);
Err(e) => {
println!("ERROR: failed to send payment: {:?}", e);
print!("> ");
- outbound_payments.payments.get_mut(&payment_hash).unwrap().status = HTLCStatus::Failed;
+ outbound_payments.payments.get_mut(&payment_id).unwrap().status = HTLCStatus::Failed;
fs_store.write("", "", OUTBOUND_PAYMENTS_FNAME, &outbound_payments.encode()).unwrap();
}
};
fn keysend<E: EntropySource>(
channel_manager: &ChannelManager, payee_pubkey: PublicKey, amt_msat: u64, entropy_source: &E,
- outbound_payments: &mut PaymentInfoStorage, fs_store: Arc<FilesystemStore>,
+ outbound_payments: &mut OutboundPaymentInfoStorage, fs_store: Arc<FilesystemStore>,
) {
let payment_preimage = PaymentPreimage(entropy_source.get_secure_random_bytes());
- let payment_hash = PaymentHash(Sha256::hash(&payment_preimage.0[..]).into_inner());
+ let payment_id = PaymentId(Sha256::hash(&payment_preimage.0[..]).to_byte_array());
let route_params = RouteParameters::from_payment_params_and_value(
PaymentParameters::for_keysend(payee_pubkey, 40, false),
amt_msat,
);
outbound_payments.payments.insert(
- payment_hash,
+ payment_id,
PaymentInfo {
preimage: None,
secret: None,
match channel_manager.send_spontaneous_payment_with_retry(
Some(payment_preimage),
RecipientOnionFields::spontaneous_empty(),
- PaymentId(payment_hash.0),
+ payment_id,
route_params,
Retry::Timeout(Duration::from_secs(10)),
) {
Err(e) => {
println!("ERROR: failed to send payment: {:?}", e);
print!("> ");
- outbound_payments.payments.get_mut(&payment_hash).unwrap().status = HTLCStatus::Failed;
+ outbound_payments.payments.get_mut(&payment_id).unwrap().status = HTLCStatus::Failed;
fs_store.write("", "", OUTBOUND_PAYMENTS_FNAME, &outbound_payments.encode()).unwrap();
}
};
}
fn get_invoice(
- amt_msat: u64, inbound_payments: &mut PaymentInfoStorage, channel_manager: &ChannelManager,
- keys_manager: Arc<KeysManager>, network: Network, expiry_secs: u32,
- logger: Arc<disk::FilesystemLogger>,
+ amt_msat: u64, inbound_payments: &mut InboundPaymentInfoStorage,
+ channel_manager: &ChannelManager, keys_manager: Arc<KeysManager>, network: Network,
+ expiry_secs: u32, logger: Arc<disk::FilesystemLogger>,
) {
let currency = match network {
Network::Bitcoin => Currency::Bitcoin,
- Network::Testnet => Currency::BitcoinTestnet,
Network::Regtest => Currency::Regtest,
Network::Signet => Currency::Signet,
+ Network::Testnet | _ => Currency::BitcoinTestnet,
};
let invoice = match utils::create_invoice_from_channelmanager(
channel_manager,
}
};
- let payment_hash = PaymentHash(invoice.payment_hash().clone().into_inner());
+ let payment_hash = PaymentHash(invoice.payment_hash().to_byte_array());
inbound_payments.payments.insert(
payment_hash,
PaymentInfo {