X-Git-Url: http://git.bitcoin.ninja/index.cgi?p=ldk-sample;a=blobdiff_plain;f=src%2Fcli.rs;h=21c40236e18e9ec6f0793102e4888eae452cf319;hp=1e11086b6ab078ba0d781fa2f369b2235fbcce76;hb=d9e9c01d33f291cf4846c0406a3e00c9ecbd543d;hpb=80916829ec20eb8a510462e765a03c3ed051f2e0 diff --git a/src/cli.rs b/src/cli.rs index 1e11086..21c4023 100644 --- a/src/cli.rs +++ b/src/cli.rs @@ -1,12 +1,14 @@ -use bitcoin::network::constants::Network; -use bitcoin::hashes::Hash; -use bitcoin::hashes::sha256::Hash as Sha256Hash; -use bitcoin::secp256k1::Secp256k1; -use bitcoin::secp256k1::key::{PublicKey, SecretKey}; -use crate::{ChannelManager, FilesystemLogger, HTLCDirection, HTLCStatus, - PaymentInfoStorage, PeerManager, SatoshiAmount}; use crate::disk; use crate::hex_utils; +use crate::{ + ChannelManager, FilesystemLogger, HTLCDirection, HTLCStatus, PaymentInfoStorage, PeerManager, + SatoshiAmount, +}; +use bitcoin::hashes::sha256::Hash as Sha256Hash; +use bitcoin::hashes::Hash; +use bitcoin::network::constants::Network; +use bitcoin::secp256k1::key::{PublicKey, SecretKey}; +use bitcoin::secp256k1::Secp256k1; use lightning::chain; use lightning::ln::channelmanager::{PaymentHash, PaymentPreimage, PaymentSecret}; use lightning::ln::features::InvoiceFeatures; @@ -28,501 +30,629 @@ use tokio::runtime::Handle; use tokio::sync::mpsc; pub(crate) struct LdkUserInfo { - pub(crate) bitcoind_rpc_username: String, - pub(crate) bitcoind_rpc_password: String, - pub(crate) bitcoind_rpc_port: u16, - pub(crate) bitcoind_rpc_host: String, - pub(crate) ldk_storage_dir_path: String, - pub(crate) ldk_peer_listening_port: u16, - pub(crate) network: Network, + pub(crate) bitcoind_rpc_username: String, + pub(crate) bitcoind_rpc_password: String, + pub(crate) bitcoind_rpc_port: u16, + pub(crate) bitcoind_rpc_host: String, + pub(crate) ldk_storage_dir_path: String, + pub(crate) ldk_peer_listening_port: u16, + pub(crate) network: Network, } pub(crate) fn parse_startup_args() -> Result { - if env::args().len() < 4 { - println!("ldk-tutorial-node requires 3 arguments: `cargo run :@: ldk_storage_directory_path [] [bitcoin-network]`"); - return Err(()) - } - let bitcoind_rpc_info = env::args().skip(1).next().unwrap(); - let bitcoind_rpc_info_parts: Vec<&str> = bitcoind_rpc_info.split("@").collect(); - if bitcoind_rpc_info_parts.len() != 2 { - println!("ERROR: bad bitcoind RPC URL provided"); - return Err(()) - } - let rpc_user_and_password: Vec<&str> = bitcoind_rpc_info_parts[0].split(":").collect(); - if rpc_user_and_password.len() != 2 { - println!("ERROR: bad bitcoind RPC username/password combo provided"); - return Err(()) - } - let bitcoind_rpc_username = rpc_user_and_password[0].to_string(); - let bitcoind_rpc_password = rpc_user_and_password[1].to_string(); - let bitcoind_rpc_path: Vec<&str> = bitcoind_rpc_info_parts[1].split(":").collect(); - if bitcoind_rpc_path.len() != 2 { - println!("ERROR: bad bitcoind RPC path provided"); - return Err(()) - } - let bitcoind_rpc_host = bitcoind_rpc_path[0].to_string(); - let bitcoind_rpc_port = bitcoind_rpc_path[1].parse::().unwrap(); - - let ldk_storage_dir_path = env::args().skip(2).next().unwrap(); - - let mut ldk_peer_port_set = true; - let ldk_peer_listening_port: u16 = match env::args().skip(3).next().map(|p| p.parse()) { - Some(Ok(p)) => p, - Some(Err(e)) => panic!(e), - None => { - ldk_peer_port_set = false; - 9735 - }, - }; - - let arg_idx = match ldk_peer_port_set { - true => 4, - false => 3, - }; - let network: Network = match env::args().skip(arg_idx).next().as_ref().map(String::as_str) { - Some("testnet") => Network::Testnet, - Some("regtest") => Network::Regtest, - Some(_) => panic!("Unsupported network provided. Options are: `regtest`, `testnet`"), - None => Network::Testnet - }; - Ok(LdkUserInfo { - bitcoind_rpc_username, - bitcoind_rpc_password, - bitcoind_rpc_host, - bitcoind_rpc_port, - ldk_storage_dir_path, - ldk_peer_listening_port, - network, - }) + if env::args().len() < 4 { + println!("ldk-tutorial-node requires 3 arguments: `cargo run :@: ldk_storage_directory_path [] [bitcoin-network]`"); + return Err(()); + } + let bitcoind_rpc_info = env::args().skip(1).next().unwrap(); + let bitcoind_rpc_info_parts: Vec<&str> = bitcoind_rpc_info.split("@").collect(); + if bitcoind_rpc_info_parts.len() != 2 { + println!("ERROR: bad bitcoind RPC URL provided"); + return Err(()); + } + let rpc_user_and_password: Vec<&str> = bitcoind_rpc_info_parts[0].split(":").collect(); + if rpc_user_and_password.len() != 2 { + println!("ERROR: bad bitcoind RPC username/password combo provided"); + return Err(()); + } + let bitcoind_rpc_username = rpc_user_and_password[0].to_string(); + let bitcoind_rpc_password = rpc_user_and_password[1].to_string(); + let bitcoind_rpc_path: Vec<&str> = bitcoind_rpc_info_parts[1].split(":").collect(); + if bitcoind_rpc_path.len() != 2 { + println!("ERROR: bad bitcoind RPC path provided"); + return Err(()); + } + let bitcoind_rpc_host = bitcoind_rpc_path[0].to_string(); + let bitcoind_rpc_port = bitcoind_rpc_path[1].parse::().unwrap(); + + let ldk_storage_dir_path = env::args().skip(2).next().unwrap(); + + let mut ldk_peer_port_set = true; + let ldk_peer_listening_port: u16 = match env::args().skip(3).next().map(|p| p.parse()) { + Some(Ok(p)) => p, + Some(Err(e)) => panic!(e), + None => { + ldk_peer_port_set = false; + 9735 + } + }; + + let arg_idx = match ldk_peer_port_set { + true => 4, + false => 3, + }; + let network: Network = match env::args().skip(arg_idx).next().as_ref().map(String::as_str) { + Some("testnet") => Network::Testnet, + Some("regtest") => Network::Regtest, + Some(_) => panic!("Unsupported network provided. Options are: `regtest`, `testnet`"), + None => Network::Testnet, + }; + Ok(LdkUserInfo { + bitcoind_rpc_username, + bitcoind_rpc_password, + bitcoind_rpc_host, + bitcoind_rpc_port, + ldk_storage_dir_path, + ldk_peer_listening_port, + network, + }) } -pub(crate) fn poll_for_user_input(peer_manager: Arc, channel_manager: - Arc, router: Arc, Arc>>, payment_storage: - PaymentInfoStorage, node_privkey: SecretKey, event_notifier: - mpsc::Sender<()>, ldk_data_dir: String, logger: Arc, - runtime_handle: Handle, network: Network) { - println!("LDK startup successful. To view available commands: \"help\".\nLDK logs are available at /.ldk/logs"); - let stdin = io::stdin(); - print!("> "); io::stdout().flush().unwrap(); // Without flushing, the `>` doesn't print - for line in stdin.lock().lines() { - let _ = event_notifier.try_send(()); - let line = line.unwrap(); - let mut words = line.split_whitespace(); - if let Some(word) = words.next() { - match word { - "help" => help(), - "openchannel" => { - let peer_pubkey_and_ip_addr = words.next(); - let channel_value_sat = words.next(); - if peer_pubkey_and_ip_addr.is_none() || channel_value_sat.is_none() { - println!("ERROR: openchannel takes 2 arguments: `openchannel pubkey@host:port channel_amt_satoshis`"); - print!("> "); io::stdout().flush().unwrap(); continue; - } - let peer_pubkey_and_ip_addr = peer_pubkey_and_ip_addr.unwrap(); - let (pubkey, peer_addr) = match parse_peer_info(peer_pubkey_and_ip_addr.to_string()) { - Ok(info) => info, - Err(e) => { - println!("{:?}", e.into_inner().unwrap()); - print!("> "); io::stdout().flush().unwrap(); continue; - } - }; - - let chan_amt_sat: Result = channel_value_sat.unwrap().parse(); - if chan_amt_sat.is_err() { - println!("ERROR: channel amount must be a number"); - print!("> "); io::stdout().flush().unwrap(); continue; - } - - if connect_peer_if_necessary(pubkey, peer_addr, peer_manager.clone(), - event_notifier.clone(), - runtime_handle.clone()).is_err() { - print!("> "); io::stdout().flush().unwrap(); continue; - }; - - if open_channel(pubkey, chan_amt_sat.unwrap(), channel_manager.clone()).is_ok() { - let peer_data_path = format!("{}/channel_peer_data", ldk_data_dir.clone()); - let _ = disk::persist_channel_peer(Path::new(&peer_data_path), peer_pubkey_and_ip_addr); - } - }, - "sendpayment" => { - let invoice_str = words.next(); - if invoice_str.is_none() { - println!("ERROR: sendpayment requires an invoice: `sendpayment `"); - print!("> "); io::stdout().flush().unwrap(); continue; - } - - let invoice_res = lightning_invoice::Invoice::from_str(invoice_str.unwrap()); - if invoice_res.is_err() { - println!("ERROR: invalid invoice: {:?}", invoice_res.unwrap_err()); - print!("> "); io::stdout().flush().unwrap(); continue; - } - let invoice = invoice_res.unwrap(); - - let amt_pico_btc = invoice.amount_pico_btc(); - if amt_pico_btc.is_none () { - println!("ERROR: invalid invoice: must contain amount to pay"); - print!("> "); io::stdout().flush().unwrap(); continue; - } - let amt_msat = amt_pico_btc.unwrap() / 10; - - let payee_pubkey = invoice.recover_payee_pub_key(); - let final_cltv = *invoice.min_final_cltv_expiry().unwrap_or(&9) as u32; - - let mut payment_hash = PaymentHash([0; 32]); - payment_hash.0.copy_from_slice(&invoice.payment_hash().as_ref()[0..32]); - - - let payment_secret = match invoice.payment_secret() { - Some(secret) => { - let mut payment_secret = PaymentSecret([0; 32]); - payment_secret.0.copy_from_slice(&secret.0); - Some(payment_secret) - }, - None => None - }; - - // rust-lightning-invoice doesn't currently support features, so we parse features - // manually from the invoice. - let mut invoice_features = InvoiceFeatures::empty(); - for field in &invoice.into_signed_raw().raw_invoice().data.tagged_fields { - match field { - lightning_invoice::RawTaggedField::UnknownSemantics(vec) => { - if vec[0] == bech32::u5::try_from_u8(5).unwrap() { - if vec.len() >= 6 && vec[5].to_u8() & 0b10000 != 0 { - invoice_features = invoice_features.set_variable_length_onion_optional(); - } - if vec.len() >= 6 && vec[5].to_u8() & 0b01000 != 0 { - invoice_features = invoice_features.set_variable_length_onion_required(); - } - if vec.len() >= 4 && vec[3].to_u8() & 0b00001 != 0 { - invoice_features = invoice_features.set_payment_secret_optional(); - } - if vec.len() >= 5 && vec[4].to_u8() & 0b10000 != 0 { - invoice_features = invoice_features.set_payment_secret_required(); - } - if vec.len() >= 4 && vec[3].to_u8() & 0b00100 != 0 { - invoice_features = invoice_features.set_basic_mpp_optional(); - } - if vec.len() >= 4 && vec[3].to_u8() & 0b00010 != 0 { - invoice_features = invoice_features.set_basic_mpp_required(); - } - } - }, - _ => {} - } - } - let invoice_features_opt = match invoice_features == InvoiceFeatures::empty() { - true => None, - false => Some(invoice_features) - }; - send_payment(payee_pubkey, amt_msat, final_cltv, payment_hash, - payment_secret, invoice_features_opt, router.clone(), - channel_manager.clone(), payment_storage.clone(), - logger.clone()); - }, - "getinvoice" => { - let amt_str = words.next(); - if amt_str.is_none() { - println!("ERROR: getinvoice requires an amount in satoshis"); - print!("> "); io::stdout().flush().unwrap(); continue; - } - - let amt_sat: Result = amt_str.unwrap().parse(); - if amt_sat.is_err() { - println!("ERROR: getinvoice provided payment amount was not a number"); - print!("> "); io::stdout().flush().unwrap(); continue; - } - get_invoice(amt_sat.unwrap(), payment_storage.clone(), node_privkey.clone(), - channel_manager.clone(), network); - }, - "connectpeer" => { - let peer_pubkey_and_ip_addr = words.next(); - if peer_pubkey_and_ip_addr.is_none() { - println!("ERROR: connectpeer requires peer connection info: `connectpeer pubkey@host:port`"); - print!("> "); io::stdout().flush().unwrap(); continue; - } - let (pubkey, peer_addr) = match parse_peer_info(peer_pubkey_and_ip_addr.unwrap().to_string()) { - Ok(info) => info, - Err(e) => { - println!("{:?}", e.into_inner().unwrap()); - print!("> "); io::stdout().flush().unwrap(); continue; - } - }; - if connect_peer_if_necessary(pubkey, peer_addr, peer_manager.clone(), - event_notifier.clone(), runtime_handle.clone()).is_ok() { - println!("SUCCESS: connected to peer {}", pubkey); - } - - }, - "listchannels" => list_channels(channel_manager.clone()), - "listpayments" => list_payments(payment_storage.clone()), - "closechannel" => { - let channel_id_str = words.next(); - if channel_id_str.is_none() { - println!("ERROR: closechannel requires a channel ID: `closechannel `"); - print!("> "); io::stdout().flush().unwrap(); continue; - } - let channel_id_vec = hex_utils::to_vec(channel_id_str.unwrap()); - if channel_id_vec.is_none() { - println!("ERROR: couldn't parse channel_id as hex"); - print!("> "); io::stdout().flush().unwrap(); continue; - } - let mut channel_id = [0; 32]; - channel_id.copy_from_slice(&channel_id_vec.unwrap()); - close_channel(channel_id, channel_manager.clone()); - }, - "forceclosechannel" => { - let channel_id_str = words.next(); - if channel_id_str.is_none() { - println!("ERROR: forceclosechannel requires a channel ID: `forceclosechannel `"); - print!("> "); io::stdout().flush().unwrap(); continue; - } - let channel_id_vec = hex_utils::to_vec(channel_id_str.unwrap()); - if channel_id_vec.is_none() { - println!("ERROR: couldn't parse channel_id as hex"); - print!("> "); io::stdout().flush().unwrap(); continue; - } - let mut channel_id = [0; 32]; - channel_id.copy_from_slice(&channel_id_vec.unwrap()); - force_close_channel(channel_id, channel_manager.clone()); - } - _ => println!("Unknown command. See `\"help\" for available commands.") - } - } - print!("> "); io::stdout().flush().unwrap(); - - } +pub(crate) fn poll_for_user_input( + peer_manager: Arc, channel_manager: Arc, + router: Arc, Arc>>, + payment_storage: PaymentInfoStorage, node_privkey: SecretKey, event_notifier: mpsc::Sender<()>, + ldk_data_dir: String, logger: Arc, runtime_handle: Handle, network: Network, +) { + println!("LDK startup successful. To view available commands: \"help\".\nLDK logs are available at /.ldk/logs"); + let stdin = io::stdin(); + print!("> "); + io::stdout().flush().unwrap(); // Without flushing, the `>` doesn't print + for line in stdin.lock().lines() { + let _ = event_notifier.try_send(()); + let line = line.unwrap(); + let mut words = line.split_whitespace(); + if let Some(word) = words.next() { + match word { + "help" => help(), + "openchannel" => { + let peer_pubkey_and_ip_addr = words.next(); + let channel_value_sat = words.next(); + if peer_pubkey_and_ip_addr.is_none() || channel_value_sat.is_none() { + println!("ERROR: openchannel has 2 required arguments: `openchannel pubkey@host:port channel_amt_satoshis` [--public]"); + print!("> "); + io::stdout().flush().unwrap(); + continue; + } + let peer_pubkey_and_ip_addr = peer_pubkey_and_ip_addr.unwrap(); + let (pubkey, peer_addr) = + match parse_peer_info(peer_pubkey_and_ip_addr.to_string()) { + Ok(info) => info, + Err(e) => { + println!("{:?}", e.into_inner().unwrap()); + print!("> "); + io::stdout().flush().unwrap(); + continue; + } + }; + + let chan_amt_sat: Result = channel_value_sat.unwrap().parse(); + if chan_amt_sat.is_err() { + println!("ERROR: channel amount must be a number"); + print!("> "); + io::stdout().flush().unwrap(); + continue; + } + + if connect_peer_if_necessary( + pubkey, + peer_addr, + peer_manager.clone(), + event_notifier.clone(), + runtime_handle.clone(), + ) + .is_err() + { + print!("> "); + io::stdout().flush().unwrap(); + continue; + }; + + // let private_channel = match words.next().as_ref().map(String::as_str) { + let announce_channel = match words.next() { + Some("--public") | Some("--public=true") | Some("--public true") => true, + Some("--public=false") | Some("--public false") => false, + Some(_) => { + println!("ERROR: invalid `--public` command format"); + print!("> "); + io::stdout().flush().unwrap(); + continue; + } + None => false, + }; + + if open_channel( + pubkey, + chan_amt_sat.unwrap(), + announce_channel, + channel_manager.clone(), + ) + .is_ok() + { + let peer_data_path = format!("{}/channel_peer_data", ldk_data_dir.clone()); + let _ = disk::persist_channel_peer( + Path::new(&peer_data_path), + peer_pubkey_and_ip_addr, + ); + } + } + "sendpayment" => { + let invoice_str = words.next(); + if invoice_str.is_none() { + println!("ERROR: sendpayment requires an invoice: `sendpayment `"); + print!("> "); + io::stdout().flush().unwrap(); + continue; + } + + let invoice_res = lightning_invoice::Invoice::from_str(invoice_str.unwrap()); + if invoice_res.is_err() { + println!("ERROR: invalid invoice: {:?}", invoice_res.unwrap_err()); + print!("> "); + io::stdout().flush().unwrap(); + continue; + } + let invoice = invoice_res.unwrap(); + + let amt_pico_btc = invoice.amount_pico_btc(); + if amt_pico_btc.is_none() { + println!("ERROR: invalid invoice: must contain amount to pay"); + print!("> "); + io::stdout().flush().unwrap(); + continue; + } + let amt_msat = amt_pico_btc.unwrap() / 10; + + let payee_pubkey = invoice.recover_payee_pub_key(); + let final_cltv = *invoice.min_final_cltv_expiry().unwrap_or(&9) as u32; + + let mut payment_hash = PaymentHash([0; 32]); + payment_hash.0.copy_from_slice(&invoice.payment_hash().as_ref()[0..32]); + + let payment_secret = match invoice.payment_secret() { + Some(secret) => { + let mut payment_secret = PaymentSecret([0; 32]); + payment_secret.0.copy_from_slice(&secret.0); + Some(payment_secret) + } + None => None, + }; + + // rust-lightning-invoice doesn't currently support features, so we parse features + // manually from the invoice. + let mut invoice_features = InvoiceFeatures::empty(); + for field in &invoice.into_signed_raw().raw_invoice().data.tagged_fields { + match field { + lightning_invoice::RawTaggedField::UnknownSemantics(vec) => { + if vec[0] == bech32::u5::try_from_u8(5).unwrap() { + if vec.len() >= 6 && vec[5].to_u8() & 0b10000 != 0 { + invoice_features = + invoice_features.set_variable_length_onion_optional(); + } + if vec.len() >= 6 && vec[5].to_u8() & 0b01000 != 0 { + invoice_features = + invoice_features.set_variable_length_onion_required(); + } + if vec.len() >= 4 && vec[3].to_u8() & 0b00001 != 0 { + invoice_features = + invoice_features.set_payment_secret_optional(); + } + if vec.len() >= 5 && vec[4].to_u8() & 0b10000 != 0 { + invoice_features = + invoice_features.set_payment_secret_required(); + } + if vec.len() >= 4 && vec[3].to_u8() & 0b00100 != 0 { + invoice_features = + invoice_features.set_basic_mpp_optional(); + } + if vec.len() >= 4 && vec[3].to_u8() & 0b00010 != 0 { + invoice_features = + invoice_features.set_basic_mpp_required(); + } + } + } + _ => {} + } + } + let invoice_features_opt = match invoice_features == InvoiceFeatures::empty() { + true => None, + false => Some(invoice_features), + }; + send_payment( + payee_pubkey, + amt_msat, + final_cltv, + payment_hash, + payment_secret, + invoice_features_opt, + router.clone(), + channel_manager.clone(), + payment_storage.clone(), + logger.clone(), + ); + } + "getinvoice" => { + let amt_str = words.next(); + if amt_str.is_none() { + println!("ERROR: getinvoice requires an amount in satoshis"); + print!("> "); + io::stdout().flush().unwrap(); + continue; + } + + let amt_sat: Result = amt_str.unwrap().parse(); + if amt_sat.is_err() { + println!("ERROR: getinvoice provided payment amount was not a number"); + print!("> "); + io::stdout().flush().unwrap(); + continue; + } + get_invoice( + amt_sat.unwrap(), + payment_storage.clone(), + node_privkey.clone(), + channel_manager.clone(), + network, + ); + } + "connectpeer" => { + let peer_pubkey_and_ip_addr = words.next(); + if peer_pubkey_and_ip_addr.is_none() { + println!("ERROR: connectpeer requires peer connection info: `connectpeer pubkey@host:port`"); + print!("> "); + io::stdout().flush().unwrap(); + continue; + } + let (pubkey, peer_addr) = + match parse_peer_info(peer_pubkey_and_ip_addr.unwrap().to_string()) { + Ok(info) => info, + Err(e) => { + println!("{:?}", e.into_inner().unwrap()); + print!("> "); + io::stdout().flush().unwrap(); + continue; + } + }; + if connect_peer_if_necessary( + pubkey, + peer_addr, + peer_manager.clone(), + event_notifier.clone(), + runtime_handle.clone(), + ) + .is_ok() + { + println!("SUCCESS: connected to peer {}", pubkey); + } + } + "listchannels" => list_channels(channel_manager.clone()), + "listpayments" => list_payments(payment_storage.clone()), + "closechannel" => { + let channel_id_str = words.next(); + if channel_id_str.is_none() { + println!("ERROR: closechannel requires a channel ID: `closechannel `"); + print!("> "); + io::stdout().flush().unwrap(); + continue; + } + let channel_id_vec = hex_utils::to_vec(channel_id_str.unwrap()); + if channel_id_vec.is_none() { + println!("ERROR: couldn't parse channel_id as hex"); + print!("> "); + io::stdout().flush().unwrap(); + continue; + } + let mut channel_id = [0; 32]; + channel_id.copy_from_slice(&channel_id_vec.unwrap()); + close_channel(channel_id, channel_manager.clone()); + } + "forceclosechannel" => { + let channel_id_str = words.next(); + if channel_id_str.is_none() { + println!("ERROR: forceclosechannel requires a channel ID: `forceclosechannel `"); + print!("> "); + io::stdout().flush().unwrap(); + continue; + } + let channel_id_vec = hex_utils::to_vec(channel_id_str.unwrap()); + if channel_id_vec.is_none() { + println!("ERROR: couldn't parse channel_id as hex"); + print!("> "); + io::stdout().flush().unwrap(); + continue; + } + let mut channel_id = [0; 32]; + channel_id.copy_from_slice(&channel_id_vec.unwrap()); + force_close_channel(channel_id, channel_manager.clone()); + } + _ => println!("Unknown command. See `\"help\" for available commands."), + } + } + print!("> "); + io::stdout().flush().unwrap(); + } } fn help() { - println!("openchannel pubkey@host:port "); - println!("sendpayment "); - println!("getinvoice "); - println!("connectpeer pubkey@host:port"); - println!("listchannels"); - println!("listpayments"); - println!("closechannel "); - println!("forceclosechannel "); + println!("openchannel pubkey@host:port "); + println!("sendpayment "); + println!("getinvoice "); + println!("connectpeer pubkey@host:port"); + println!("listchannels"); + println!("listpayments"); + println!("closechannel "); + println!("forceclosechannel "); } fn list_channels(channel_manager: Arc) { - print!("["); - for chan_info in channel_manager.list_channels() { - println!(""); - println!("\t{{"); - println!("\t\tchannel_id: {},", hex_utils::hex_str(&chan_info.channel_id[..])); - println!("\t\tpeer_pubkey: {},", hex_utils::hex_str(&chan_info.remote_network_id.serialize())); - let mut pending_channel = false; - match chan_info.short_channel_id { - Some(id) => println!("\t\tshort_channel_id: {},", id), - None => { - pending_channel = true; - } - } - println!("\t\tpending_open: {},", pending_channel); - println!("\t\tchannel_value_satoshis: {},", chan_info.channel_value_satoshis); - println!("\t\tchannel_can_send_payments: {},", chan_info.is_live); - println!("\t}},"); - } - println!("]"); + print!("["); + for chan_info in channel_manager.list_channels() { + println!(""); + println!("\t{{"); + println!("\t\tchannel_id: {},", hex_utils::hex_str(&chan_info.channel_id[..])); + println!( + "\t\tpeer_pubkey: {},", + hex_utils::hex_str(&chan_info.remote_network_id.serialize()) + ); + let mut pending_channel = false; + match chan_info.short_channel_id { + Some(id) => println!("\t\tshort_channel_id: {},", id), + None => { + pending_channel = true; + } + } + println!("\t\tpending_open: {},", pending_channel); + println!("\t\tchannel_value_satoshis: {},", chan_info.channel_value_satoshis); + println!("\t\tchannel_can_send_payments: {},", chan_info.is_live); + println!("\t}},"); + } + println!("]"); } fn list_payments(payment_storage: PaymentInfoStorage) { - let payments = payment_storage.lock().unwrap(); - print!("["); - for (payment_hash, payment_info) in payments.deref() { - let direction_str = match payment_info.1 { - HTLCDirection::Inbound => "inbound", - HTLCDirection::Outbound => "outbound", - }; - println!(""); - println!("\t{{"); - println!("\t\tamount_satoshis: {},", payment_info.3); - println!("\t\tpayment_hash: {},", hex_utils::hex_str(&payment_hash.0)); - println!("\t\thtlc_direction: {},", direction_str); - println!("\t\thtlc_status: {},", match payment_info.2 { - HTLCStatus::Pending => "pending", - HTLCStatus::Succeeded => "succeeded", - HTLCStatus::Failed => "failed" - }); - - - println!("\t}},"); - } - println!("]"); -} - -pub(crate) fn connect_peer_if_necessary(pubkey: PublicKey, peer_addr: SocketAddr, peer_manager: - Arc, event_notifier: mpsc::Sender<()>, runtime: Handle) -> - Result<(), ()> { - for node_pubkey in peer_manager.get_peer_node_ids() { - if node_pubkey == pubkey { - return Ok(()) - } - } - match TcpStream::connect_timeout(&peer_addr, Duration::from_secs(10)) { - Ok(stream) => { - let peer_mgr = peer_manager.clone(); - let event_ntfns = event_notifier.clone(); - runtime.spawn(async move { - lightning_net_tokio::setup_outbound(peer_mgr, event_ntfns, pubkey, stream).await; - }); - let mut peer_connected = false; - while !peer_connected { - for node_pubkey in peer_manager.get_peer_node_ids() { - if node_pubkey == pubkey { peer_connected = true; } - } - } - }, - Err(e) => {println!("ERROR: failed to connect to peer: {:?}", e); - return Err(()) - } - } - Ok(()) + let payments = payment_storage.lock().unwrap(); + print!("["); + for (payment_hash, payment_info) in payments.deref() { + let direction_str = match payment_info.1 { + HTLCDirection::Inbound => "inbound", + HTLCDirection::Outbound => "outbound", + }; + println!(""); + println!("\t{{"); + println!("\t\tamount_satoshis: {},", payment_info.3); + println!("\t\tpayment_hash: {},", hex_utils::hex_str(&payment_hash.0)); + println!("\t\thtlc_direction: {},", direction_str); + println!( + "\t\thtlc_status: {},", + match payment_info.2 { + HTLCStatus::Pending => "pending", + HTLCStatus::Succeeded => "succeeded", + HTLCStatus::Failed => "failed", + } + ); + + println!("\t}},"); + } + println!("]"); } -fn open_channel(peer_pubkey: PublicKey, channel_amt_sat: u64, channel_manager: Arc) - -> Result<(), ()> { - let mut config = UserConfig::default(); - // lnd's max to_self_delay is 2016, so we want to be compatible. - config.peer_channel_config_limits.their_to_self_delay = 2016; - match channel_manager.create_channel(peer_pubkey, channel_amt_sat, 0, 0, None) { - Ok(_) => { - println!("EVENT: initiated channel with peer {}. ", peer_pubkey); - return Ok(()) - }, - Err(e) => { - println!("ERROR: failed to open channel: {:?}", e); - return Err(()) - } - } +pub(crate) fn connect_peer_if_necessary( + pubkey: PublicKey, peer_addr: SocketAddr, peer_manager: Arc, + event_notifier: mpsc::Sender<()>, runtime: Handle, +) -> Result<(), ()> { + for node_pubkey in peer_manager.get_peer_node_ids() { + if node_pubkey == pubkey { + return Ok(()); + } + } + match TcpStream::connect_timeout(&peer_addr, Duration::from_secs(10)) { + Ok(stream) => { + let peer_mgr = peer_manager.clone(); + let event_ntfns = event_notifier.clone(); + runtime.spawn(async move { + lightning_net_tokio::setup_outbound(peer_mgr, event_ntfns, pubkey, stream).await; + }); + let mut peer_connected = false; + while !peer_connected { + for node_pubkey in peer_manager.get_peer_node_ids() { + if node_pubkey == pubkey { + peer_connected = true; + } + } + } + } + Err(e) => { + println!("ERROR: failed to connect to peer: {:?}", e); + return Err(()); + } + } + Ok(()) } -fn send_payment(payee: PublicKey, amt_msat: u64, final_cltv: u32, payment_hash: PaymentHash, - payment_secret: Option, payee_features: Option, - router: Arc, Arc>>, - channel_manager: Arc, payment_storage: PaymentInfoStorage, logger: - Arc) { - let network_graph = router.network_graph.read().unwrap(); - let first_hops = channel_manager.list_usable_channels(); - let payer_pubkey = channel_manager.get_our_node_id(); - - let route = router::get_route(&payer_pubkey, &network_graph, &payee, payee_features, - Some(&first_hops.iter().collect::>()), &vec![], amt_msat, - final_cltv, logger); - if let Err(e) = route { - println!("ERROR: failed to find route: {}", e.err); - return - } - let status = match channel_manager.send_payment(&route.unwrap(), payment_hash, &payment_secret) { - Ok(()) => { - println!("EVENT: initiated sending {} msats to {}", amt_msat, payee); - HTLCStatus::Pending - }, - Err(e) => { - println!("ERROR: failed to send payment: {:?}", e); - HTLCStatus::Failed - } - }; - let mut payments = payment_storage.lock().unwrap(); - payments.insert(payment_hash, (None, HTLCDirection::Outbound, status, - SatoshiAmount(Some(amt_msat * 1000)))); +fn open_channel( + peer_pubkey: PublicKey, channel_amt_sat: u64, announce_channel: bool, + channel_manager: Arc, +) -> Result<(), ()> { + let mut config = UserConfig::default(); + if announce_channel { + config.channel_options.announced_channel = true; + } + // lnd's max to_self_delay is 2016, so we want to be compatible. + config.peer_channel_config_limits.their_to_self_delay = 2016; + match channel_manager.create_channel(peer_pubkey, channel_amt_sat, 0, 0, None) { + Ok(_) => { + println!("EVENT: initiated channel with peer {}. ", peer_pubkey); + return Ok(()); + } + Err(e) => { + println!("ERROR: failed to open channel: {:?}", e); + return Err(()); + } + } } -fn get_invoice(amt_sat: u64, payment_storage: PaymentInfoStorage, our_node_privkey: SecretKey, - channel_manager: Arc, network: Network) { - let mut payments = payment_storage.lock().unwrap(); - let secp_ctx = Secp256k1::new(); - - let mut preimage = [0; 32]; - rand::thread_rng().fill_bytes(&mut preimage); - let payment_hash = Sha256Hash::hash(&preimage); - - - let our_node_pubkey = channel_manager.get_our_node_id(); - let mut invoice = lightning_invoice::InvoiceBuilder::new(match network { - Network::Bitcoin => lightning_invoice::Currency::Bitcoin, - Network::Testnet => lightning_invoice::Currency::BitcoinTestnet, - Network::Regtest => lightning_invoice::Currency::Regtest, - Network::Signet => panic!("Signet invoices not supported") - }) - .payment_hash(payment_hash).description("rust-lightning-bitcoinrpc invoice".to_string()) - .amount_pico_btc(amt_sat * 10_000) - .current_timestamp() - .payee_pub_key(our_node_pubkey); - - // Add route hints to the invoice. - let our_channels = channel_manager.list_usable_channels(); - for channel in our_channels { - let short_channel_id = match channel.short_channel_id { - Some(id) => id.to_be_bytes(), - None => continue - }; - let forwarding_info = match channel.counterparty_forwarding_info { - Some(info) => info, - None => continue, - }; - println!("VMW: adding routehop, info.fee base: {}", forwarding_info.fee_base_msat); - invoice = invoice.route(vec![ - lightning_invoice::RouteHop { - pubkey: channel.remote_network_id, - short_channel_id, - fee_base_msat: forwarding_info.fee_base_msat, - fee_proportional_millionths: forwarding_info.fee_proportional_millionths, - cltv_expiry_delta: forwarding_info.cltv_expiry_delta, - } - ]); - } - - // Sign the invoice. - let invoice = invoice.build_signed(|msg_hash| { - secp_ctx.sign_recoverable(msg_hash, &our_node_privkey) - }); - - match invoice { - Ok(invoice) => println!("SUCCESS: generated invoice: {}", invoice), - Err(e) => println!("ERROR: failed to create invoice: {:?}", e), +fn send_payment( + payee: PublicKey, amt_msat: u64, final_cltv: u32, payment_hash: PaymentHash, + payment_secret: Option, payee_features: Option, + router: Arc, Arc>>, + channel_manager: Arc, payment_storage: PaymentInfoStorage, + logger: Arc, +) { + let network_graph = router.network_graph.read().unwrap(); + let first_hops = channel_manager.list_usable_channels(); + let payer_pubkey = channel_manager.get_our_node_id(); + + let route = router::get_route( + &payer_pubkey, + &network_graph, + &payee, + payee_features, + Some(&first_hops.iter().collect::>()), + &vec![], + amt_msat, + final_cltv, + logger, + ); + if let Err(e) = route { + println!("ERROR: failed to find route: {}", e.err); + return; + } + let status = match channel_manager.send_payment(&route.unwrap(), payment_hash, &payment_secret) + { + Ok(()) => { + println!("EVENT: initiated sending {} msats to {}", amt_msat, payee); + HTLCStatus::Pending } + Err(e) => { + println!("ERROR: failed to send payment: {:?}", e); + HTLCStatus::Failed + } + }; + let mut payments = payment_storage.lock().unwrap(); + payments.insert( + payment_hash, + (None, HTLCDirection::Outbound, status, SatoshiAmount(Some(amt_msat / 1000))), + ); +} - payments.insert(PaymentHash(payment_hash.into_inner()), (Some(PaymentPreimage(preimage)), - HTLCDirection::Inbound, - HTLCStatus::Pending, - SatoshiAmount(Some(amt_sat)))); +fn get_invoice( + amt_sat: u64, payment_storage: PaymentInfoStorage, our_node_privkey: SecretKey, + channel_manager: Arc, network: Network, +) { + let mut payments = payment_storage.lock().unwrap(); + let secp_ctx = Secp256k1::new(); + + let mut preimage = [0; 32]; + rand::thread_rng().fill_bytes(&mut preimage); + let payment_hash = Sha256Hash::hash(&preimage); + + let our_node_pubkey = channel_manager.get_our_node_id(); + let mut invoice = lightning_invoice::InvoiceBuilder::new(match network { + Network::Bitcoin => lightning_invoice::Currency::Bitcoin, + Network::Testnet => lightning_invoice::Currency::BitcoinTestnet, + Network::Regtest => lightning_invoice::Currency::Regtest, + Network::Signet => panic!("Signet invoices not supported"), + }) + .payment_hash(payment_hash) + .description("rust-lightning-bitcoinrpc invoice".to_string()) + .amount_pico_btc(amt_sat * 10_000) + .current_timestamp() + .payee_pub_key(our_node_pubkey); + + // Add route hints to the invoice. + let our_channels = channel_manager.list_usable_channels(); + for channel in our_channels { + let short_channel_id = match channel.short_channel_id { + Some(id) => id.to_be_bytes(), + None => continue, + }; + let forwarding_info = match channel.counterparty_forwarding_info { + Some(info) => info, + None => continue, + }; + println!("VMW: adding routehop, info.fee base: {}", forwarding_info.fee_base_msat); + invoice = invoice.route(vec![lightning_invoice::RouteHop { + pubkey: channel.remote_network_id, + short_channel_id, + fee_base_msat: forwarding_info.fee_base_msat, + fee_proportional_millionths: forwarding_info.fee_proportional_millionths, + cltv_expiry_delta: forwarding_info.cltv_expiry_delta, + }]); + } + + // Sign the invoice. + let invoice = + invoice.build_signed(|msg_hash| secp_ctx.sign_recoverable(msg_hash, &our_node_privkey)); + + match invoice { + Ok(invoice) => println!("SUCCESS: generated invoice: {}", invoice), + Err(e) => println!("ERROR: failed to create invoice: {:?}", e), + } + + payments.insert( + PaymentHash(payment_hash.into_inner()), + ( + Some(PaymentPreimage(preimage)), + HTLCDirection::Inbound, + HTLCStatus::Pending, + SatoshiAmount(Some(amt_sat)), + ), + ); } fn close_channel(channel_id: [u8; 32], channel_manager: Arc) { - match channel_manager.close_channel(&channel_id) { - Ok(()) => println!("EVENT: initiating channel close"), - Err(e) => println!("ERROR: failed to close channel: {:?}", e) - } + match channel_manager.close_channel(&channel_id) { + Ok(()) => println!("EVENT: initiating channel close"), + Err(e) => println!("ERROR: failed to close channel: {:?}", e), + } } fn force_close_channel(channel_id: [u8; 32], channel_manager: Arc) { - match channel_manager.force_close_channel(&channel_id) { - Ok(()) => println!("EVENT: initiating channel force-close"), - Err(e) => println!("ERROR: failed to force-close channel: {:?}", e) - } + match channel_manager.force_close_channel(&channel_id) { + Ok(()) => println!("EVENT: initiating channel force-close"), + Err(e) => println!("ERROR: failed to force-close channel: {:?}", e), + } } -pub(crate) fn parse_peer_info(peer_pubkey_and_ip_addr: String) -> Result<(PublicKey, SocketAddr), std::io::Error> { - let mut pubkey_and_addr = peer_pubkey_and_ip_addr.split("@"); - let pubkey = pubkey_and_addr.next(); - let peer_addr_str = pubkey_and_addr.next(); - if peer_addr_str.is_none() || peer_addr_str.is_none() { - return Err(std::io::Error::new(std::io::ErrorKind::Other, "ERROR: incorrectly formatted peer - info. Should be formatted as: `pubkey@host:port`")); - } - - let peer_addr: Result = peer_addr_str.unwrap().parse(); - if peer_addr.is_err() { - return Err(std::io::Error::new(std::io::ErrorKind::Other, "ERROR: couldn't parse pubkey@host:port into a socket address")); - } - - let pubkey = hex_utils::to_compressed_pubkey(pubkey.unwrap()); - if pubkey.is_none() { - return Err(std::io::Error::new(std::io::ErrorKind::Other, "ERROR: unable to parse given pubkey for node")); - } - - Ok((pubkey.unwrap(), peer_addr.unwrap())) +pub(crate) fn parse_peer_info( + peer_pubkey_and_ip_addr: String, +) -> Result<(PublicKey, SocketAddr), std::io::Error> { + let mut pubkey_and_addr = peer_pubkey_and_ip_addr.split("@"); + let pubkey = pubkey_and_addr.next(); + let peer_addr_str = pubkey_and_addr.next(); + if peer_addr_str.is_none() || peer_addr_str.is_none() { + return Err(std::io::Error::new( + std::io::ErrorKind::Other, + "ERROR: incorrectly formatted peer + info. Should be formatted as: `pubkey@host:port`", + )); + } + + let peer_addr: Result = peer_addr_str.unwrap().parse(); + if peer_addr.is_err() { + return Err(std::io::Error::new( + std::io::ErrorKind::Other, + "ERROR: couldn't parse pubkey@host:port into a socket address", + )); + } + + let pubkey = hex_utils::to_compressed_pubkey(pubkey.unwrap()); + if pubkey.is_none() { + return Err(std::io::Error::new( + std::io::ErrorKind::Other, + "ERROR: unable to parse given pubkey for node", + )); + } + + Ok((pubkey.unwrap(), peer_addr.unwrap())) }