use lightning::routing::router::get_route;
use lightning::routing::network_graph::NetGraphMsgHandler;
use lightning::util::config::UserConfig;
+ use lightning::util::errors::APIError;
use lightning::util::events::Event;
use lightning::util::enforcing_trait_impls::EnforcingSigner;
use lightning::util::logger::Logger;
continue 'outer_loop;
}
};
- channelmanager.funding_transaction_generated(&funding_generation.0, tx.clone()).unwrap();
+ if let Err(e) = channelmanager.funding_transaction_generated(&funding_generation.0, tx.clone()) {
+ // It's possible the channel has been closed in the mean time, but any other
+ // failure may be a bug.
+ if let APIError::ChannelUnavailable { err } = e {
+ assert_eq!(err, "No such channel");
+ } else { panic!(); }
+ }
pending_funding_signatures.insert(funding_output, tx);
}
},
11 => {
- let mut txn = broadcast.txn_broadcasted.lock().unwrap();
+ let mut txn = broadcast.txn_broadcasted.lock().unwrap().split_off(0);
if !txn.is_empty() {
loss_detector.connect_block(&txn[..]);
for _ in 2..100 {
// 0c007d - connect a block with one transaction of len 125
// 02000000013a000000000000000000000000000000000000000000000000000000000000000000000000000000800258020000000000002200204b0000000000000000000000000000000000000000000000000000000000000014c0000000000000160014280000000000000000000000000000000000000005000020 - the commitment transaction for channel 3f00000000000000000000000000000000000000000000000000000000000000
// 00fd - A feerate request (returning min feerate, which our open_channel also uses) (gonna be ingested by FuzzEstimator)
- // 00fd - A feerate request (returning min feerate, which our open_channel also uses) (gonna be ingested by FuzzEstimator)
// 0c005e - connect a block with one transaction of len 94
// 0200000001730000000000000000000000000000000000000000000000000000000000000000000000000000000001a701000000000000220020b20000000000000000000000000000000000000000000000000000000000000000000000 - the HTLC timeout transaction
// 0c0000 - connect a block with no transactions
// - client now fails the HTLC backwards as it was unable to extract the payment preimage (CHECK 9 duplicate and CHECK 10)
let logger = Arc::new(TrackingLogger { lines: Mutex::new(HashMap::new()) });
- super::do_test(&::hex::decode("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&(Arc::clone(&logger) as Arc<dyn Logger>));
+ super::do_test(&::hex::decode("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&(Arc::clone(&logger) as Arc<dyn Logger>));
let log_entries = logger.lines.lock().unwrap();
assert_eq!(log_entries.get(&("lightning::ln::peer_handler".to_string(), "Handling SendAcceptChannel event in peer_handler for node 030000000000000000000000000000000000000000000000000000000000000002 for channel ff4f00f805273c1b203bb5ebf8436bfde57b3be8c2f5e95d9491dbb181909679".to_string())), Some(&1)); // 1
use bitcoin::hashes::Hash;
use bitcoin::hashes::sha256::Hash as Sha256;
+use bitcoin::hashes::sha256d::Hash as Sha256d;
use bitcoin::hash_types::{Txid, BlockHash, WPubkeyHash};
use bitcoin::secp256k1::key::{PublicKey,SecretKey};
use util::config::{UserConfig,ChannelConfig};
use util::scid_utils::scid_from_parts;
+use prelude::*;
use core::{cmp,mem,fmt};
use core::ops::Deref;
#[cfg(any(test, feature = "fuzztarget"))]
channel_update_status: ChannelUpdateStatus,
+ /// Our counterparty's channel_announcement signatures provided in announcement_signatures.
+ /// This can be used to rebroadcast the channel_announcement message later.
+ announcement_sigs: Option<(Signature, Signature)>,
+
// We save these values so we can make sure `next_local_commit_tx_fee_msat` and
// `next_remote_commit_tx_fee_msat` properly predict what the next commitment transaction fee will
// be, by comparing the cached values to the fee of the tranaction generated by
channel_update_status: ChannelUpdateStatus::Enabled,
+ announcement_sigs: None,
+
#[cfg(any(test, feature = "fuzztarget"))]
next_local_commitment_tx_fee_info_cached: Mutex::new(None),
#[cfg(any(test, feature = "fuzztarget"))]
channel_update_status: ChannelUpdateStatus::Enabled,
+ announcement_sigs: None,
+
#[cfg(any(test, feature = "fuzztarget"))]
next_local_commitment_tx_fee_info_cached: Mutex::new(None),
#[cfg(any(test, feature = "fuzztarget"))]
/// closing).
/// Note that the "channel must be funded" requirement is stricter than BOLT 7 requires - see
/// https://github.com/lightningnetwork/lightning-rfc/issues/468
+ ///
+ /// This will only return ChannelError::Ignore upon failure.
pub fn get_channel_announcement(&self, node_id: PublicKey, chain_hash: BlockHash) -> Result<(msgs::UnsignedChannelAnnouncement, Signature), ChannelError> {
if !self.config.announced_channel {
return Err(ChannelError::Ignore("Channel is not available for public announcements".to_owned()));
Ok((msg, sig))
}
+ /// Signs the given channel announcement, returning a ChannelError::Ignore if no keys are
+ /// available.
+ fn sign_channel_announcement(&self, our_node_secret: &SecretKey, our_node_id: PublicKey, msghash: secp256k1::Message, announcement: msgs::UnsignedChannelAnnouncement, our_bitcoin_sig: Signature) -> Result<msgs::ChannelAnnouncement, ChannelError> {
+ if let Some((their_node_sig, their_bitcoin_sig)) = self.announcement_sigs {
+ let were_node_one = announcement.node_id_1 == our_node_id;
+
+ let our_node_sig = self.secp_ctx.sign(&msghash, our_node_secret);
+ Ok(msgs::ChannelAnnouncement {
+ node_signature_1: if were_node_one { our_node_sig } else { their_node_sig },
+ node_signature_2: if were_node_one { their_node_sig } else { our_node_sig },
+ bitcoin_signature_1: if were_node_one { our_bitcoin_sig } else { their_bitcoin_sig },
+ bitcoin_signature_2: if were_node_one { their_bitcoin_sig } else { our_bitcoin_sig },
+ contents: announcement,
+ })
+ } else {
+ Err(ChannelError::Ignore("Attempted to sign channel announcement before we'd received announcement_signatures".to_string()))
+ }
+ }
+
+ /// Processes an incoming announcement_signatures message, providing a fully-signed
+ /// channel_announcement message which we can broadcast and storing our counterparty's
+ /// signatures for later reconstruction/rebroadcast of the channel_announcement.
+ pub fn announcement_signatures(&mut self, our_node_secret: &SecretKey, our_node_id: PublicKey, chain_hash: BlockHash, msg: &msgs::AnnouncementSignatures) -> Result<msgs::ChannelAnnouncement, ChannelError> {
+ let (announcement, our_bitcoin_sig) = self.get_channel_announcement(our_node_id.clone(), chain_hash)?;
+
+ let msghash = hash_to_message!(&Sha256d::hash(&announcement.encode()[..])[..]);
+
+ if self.secp_ctx.verify(&msghash, &msg.node_signature, &self.get_counterparty_node_id()).is_err() {
+ return Err(ChannelError::Close(format!(
+ "Bad announcement_signatures. Failed to verify node_signature. UnsignedChannelAnnouncement used for verification is {:?}. their_node_key is {:?}",
+ &announcement, self.get_counterparty_node_id())));
+ }
+ if self.secp_ctx.verify(&msghash, &msg.bitcoin_signature, self.counterparty_funding_pubkey()).is_err() {
+ return Err(ChannelError::Close(format!(
+ "Bad announcement_signatures. Failed to verify bitcoin_signature. UnsignedChannelAnnouncement used for verification is {:?}. their_bitcoin_key is ({:?})",
+ &announcement, self.counterparty_funding_pubkey())));
+ }
+
+ self.announcement_sigs = Some((msg.node_signature, msg.bitcoin_signature));
+
+ self.sign_channel_announcement(our_node_secret, our_node_id, msghash, announcement, our_bitcoin_sig)
+ }
+
+ /// Gets a signed channel_announcement for this channel, if we previously received an
+ /// announcement_signatures from our counterparty.
+ pub fn get_signed_channel_announcement(&self, our_node_secret: &SecretKey, our_node_id: PublicKey, chain_hash: BlockHash) -> Option<msgs::ChannelAnnouncement> {
+ let (announcement, our_bitcoin_sig) = match self.get_channel_announcement(our_node_id.clone(), chain_hash) {
+ Ok(res) => res,
+ Err(_) => return None,
+ };
+ let msghash = hash_to_message!(&Sha256d::hash(&announcement.encode()[..])[..]);
+ match self.sign_channel_announcement(our_node_secret, our_node_id, msghash, announcement, our_bitcoin_sig) {
+ Ok(res) => Some(res),
+ Err(_) => None,
+ }
+ }
+
/// May panic if called on a channel that wasn't immediately-previously
/// self.remove_uncommitted_htlcs_and_mark_paused()'d
pub fn get_channel_reestablish<L: Deref>(&self, logger: &L) -> msgs::ChannelReestablish where L::Target: Logger {
// Note that we write out as if remove_uncommitted_htlcs_and_mark_paused had just been
// called.
- writer.write_all(&[SERIALIZATION_VERSION; 1])?;
- writer.write_all(&[MIN_SERIALIZATION_VERSION; 1])?;
+ write_ver_prefix!(writer, SERIALIZATION_VERSION, MIN_SERIALIZATION_VERSION);
self.user_id.write(writer)?;
self.config.write(writer)?;
&OutboundHTLCState::Committed => {
1u8.write(writer)?;
},
- &OutboundHTLCState::RemoteRemoved(ref fail_reason) => {
- 2u8.write(writer)?;
- fail_reason.write(writer)?;
+ &OutboundHTLCState::RemoteRemoved(_) => {
+ // Treat this as a Committed because we haven't received the CS - they'll
+ // resend the claim/fail on reconnect as we all (hopefully) the missing CS.
+ 1u8.write(writer)?;
},
&OutboundHTLCState::AwaitingRemoteRevokeToRemove(ref fail_reason) => {
3u8.write(writer)?;
self.commitment_secrets.write(writer)?;
self.channel_update_status.write(writer)?;
+
+ write_tlv_fields!(writer, {}, {(0, self.announcement_sigs)});
+
Ok(())
}
}
impl<'a, Signer: Sign, K: Deref> ReadableArgs<&'a K> for Channel<Signer>
where K::Target: KeysInterface<Signer = Signer> {
fn read<R : ::std::io::Read>(reader: &mut R, keys_source: &'a K) -> Result<Self, DecodeError> {
- let _ver: u8 = Readable::read(reader)?;
- let min_ver: u8 = Readable::read(reader)?;
- if min_ver > SERIALIZATION_VERSION {
- return Err(DecodeError::UnknownVersion);
- }
+ let _ver = read_ver_prefix!(reader, SERIALIZATION_VERSION);
let user_id = Readable::read(reader)?;
let config: ChannelConfig = Readable::read(reader)?;
let channel_update_status = Readable::read(reader)?;
+ let mut announcement_sigs = None;
+ read_tlv_fields!(reader, {}, {(0, announcement_sigs)});
+
let mut secp_ctx = Secp256k1::new();
secp_ctx.seeded_randomize(&keys_source.get_secure_random_bytes());
channel_update_status,
+ announcement_sigs,
+
#[cfg(any(test, feature = "fuzztarget"))]
next_local_commitment_tx_fee_info_cached: Mutex::new(None),
#[cfg(any(test, feature = "fuzztarget"))]
use bitcoin::hashes::Hash;
use bitcoin::hash_types::{Txid, WPubkeyHash};
use std::sync::Arc;
+ use prelude::*;
struct TestFeeEstimator {
fee_est: u32
projects / rust-lightning / commitdiff