use bitcoin::hash_types::Txid;
use crate::blinded_path::payment::{BlindedPaymentTlvs, ForwardTlvs, ReceiveTlvs};
-use crate::ln::{ChannelId, PaymentPreimage, PaymentHash, PaymentSecret};
+use crate::ln::types::{ChannelId, PaymentPreimage, PaymentHash, PaymentSecret};
use crate::ln::features::{ChannelFeatures, ChannelTypeFeatures, InitFeatures, NodeFeatures};
use crate::ln::onion_utils;
use crate::onion_message;
use crate::sign::{NodeSigner, Recipient};
+#[allow(unused_imports)]
use crate::prelude::*;
-#[cfg(feature = "std")]
-use core::convert::TryFrom;
+
use core::fmt;
use core::fmt::Debug;
use core::ops::Deref;
Io(io::ErrorKind),
/// The message included zlib-compressed values, which we don't support.
UnsupportedCompression,
+ /// Value is validly encoded but is dangerous to use.
+ ///
+ /// This is used for things like [`ChannelManager`] deserialization where we want to ensure
+ /// that we don't use a [`ChannelManager`] which is in out of sync with the [`ChannelMonitor`].
+ /// This indicates that there is a critical implementation flaw in the storage implementation
+ /// and it's unsafe to continue.
+ ///
+ /// [`ChannelManager`]: crate::ln::channelmanager::ChannelManager
+ /// [`ChannelMonitor`]: crate::chain::channelmonitor::ChannelMonitor
+ DangerousValue,
}
/// An [`init`] message to be sent to or received from a peer.
pub tx_hash: Txid,
/// The list of witnesses
pub witnesses: Vec<Witness>,
+ /// Optional signature for the shared input -- the previous funding outpoint -- signed by both peers
+ pub funding_outpoint_sig: Option<Signature>,
}
/// A tx_init_rbf message which initiates a replacement of the transaction after it's been
// Splicing
/// Handle an incoming `splice` message from the given peer.
+ #[cfg(splicing)]
fn handle_splice(&self, their_node_id: &PublicKey, msg: &Splice);
/// Handle an incoming `splice_ack` message from the given peer.
+ #[cfg(splicing)]
fn handle_splice_ack(&self, their_node_id: &PublicKey, msg: &SpliceAck);
/// Handle an incoming `splice_locked` message from the given peer.
+ #[cfg(splicing)]
fn handle_splice_locked(&self, their_node_id: &PublicKey, msg: &SpliceLocked);
// Interactive channel construction
mod fuzzy_internal_msgs {
use bitcoin::secp256k1::PublicKey;
- use crate::blinded_path::payment::{PaymentConstraints, PaymentRelay};
- use crate::prelude::*;
- use crate::ln::{PaymentPreimage, PaymentSecret};
+ use crate::blinded_path::payment::{PaymentConstraints, PaymentContext, PaymentRelay};
+ use crate::ln::types::{PaymentPreimage, PaymentSecret};
use crate::ln::features::BlindedHopFeatures;
use super::{FinalOnionHopData, TrampolineOnionPacket};
+ #[allow(unused_imports)]
+ use crate::prelude::*;
+
// These types aren't intended to be pub, but are exposed for direct fuzzing (as we deserialize
// them from untrusted input):
cltv_expiry_height: u32,
payment_secret: PaymentSecret,
payment_constraints: PaymentConstraints,
+ payment_context: PaymentContext,
intro_node_blinding_point: Option<PublicKey>,
keysend_preimage: Option<PaymentPreimage>,
+ custom_tlvs: Vec<(u64, Vec<u8>)>,
}
}
encrypted_tlvs: Vec<u8>,
intro_node_blinding_point: Option<PublicKey>, // Set if the introduction node of the blinded path is the final node
keysend_preimage: Option<PaymentPreimage>,
+ custom_tlvs: Vec<(u64, Vec<u8>)>,
}
}
DecodeError::BadLengthDescriptor => f.write_str("A length descriptor in the packet didn't describe the later data correctly"),
DecodeError::Io(ref e) => fmt::Debug::fmt(e, f),
DecodeError::UnsupportedCompression => f.write_str("We don't support receiving messages with zlib-compressed fields"),
+ DecodeError::DangerousValue => f.write_str("Value would be dangerous to continue execution with"),
}
}
}
channel_id,
tx_hash,
witnesses,
-}, {});
+}, {
+ (0, funding_outpoint_sig, option),
+});
impl_writeable_msg!(TxInitRbf, {
channel_id,
},
Self::BlindedReceive {
sender_intended_htlc_amt_msat, total_msat, cltv_expiry_height, encrypted_tlvs,
- intro_node_blinding_point, keysend_preimage,
+ intro_node_blinding_point, keysend_preimage, ref custom_tlvs,
} => {
+ // We need to update [`ln::outbound_payment::RecipientOnionFields::with_custom_tlvs`]
+ // to reject any reserved types in the experimental range if new ones are ever
+ // standardized.
+ let keysend_tlv = keysend_preimage.map(|preimage| (5482373484, preimage.encode()));
+ let mut custom_tlvs: Vec<&(u64, Vec<u8>)> = custom_tlvs.iter().chain(keysend_tlv.iter()).collect();
+ custom_tlvs.sort_unstable_by_key(|(typ, _)| *typ);
_encode_varint_length_prefixed_tlv!(w, {
(2, HighZeroBytesDroppedBigSize(*sender_intended_htlc_amt_msat), required),
(4, HighZeroBytesDroppedBigSize(*cltv_expiry_height), required),
(10, *encrypted_tlvs, required_vec),
(12, intro_node_blinding_point, option),
- (18, HighZeroBytesDroppedBigSize(*total_msat), required),
- (5482373484, keysend_preimage, option)
- });
+ (18, HighZeroBytesDroppedBigSize(*total_msat), required)
+ }, custom_tlvs.iter());
},
}
Ok(())
})
},
ChaChaPolyReadAdapter { readable: BlindedPaymentTlvs::Receive(ReceiveTlvs {
- payment_secret, payment_constraints
+ payment_secret, payment_constraints, payment_context
})} => {
if total_msat.unwrap_or(0) > MAX_VALUE_MSAT { return Err(DecodeError::InvalidValue) }
Ok(Self::BlindedReceive {
cltv_expiry_height: cltv_value.ok_or(DecodeError::InvalidValue)?,
payment_secret,
payment_constraints,
+ payment_context,
intro_node_blinding_point,
keysend_preimage,
+ custom_tlvs,
})
},
}
#[cfg(test)]
mod tests {
- use std::convert::TryFrom;
use bitcoin::{Transaction, TxIn, ScriptBuf, Sequence, Witness, TxOut};
use hex::DisplayHex;
- use crate::ln::{PaymentPreimage, PaymentHash, PaymentSecret};
- use crate::ln::ChannelId;
+ use crate::ln::types::{ChannelId, PaymentPreimage, PaymentHash, PaymentSecret};
use crate::ln::features::{ChannelFeatures, ChannelTypeFeatures, InitFeatures, NodeFeatures};
use crate::ln::msgs::{self, FinalOnionHopData, OnionErrorPacket, CommonOpenChannelFields, CommonAcceptChannelFields, TrampolineOnionPacket};
use crate::ln::msgs::SocketAddress;
#[test]
fn encoding_tx_signatures() {
+ let secp_ctx = Secp256k1::new();
+ let (privkey_1, _) = get_keys_from!("0101010101010101010101010101010101010101010101010101010101010101", secp_ctx);
+ let sig_1 = get_sig_on!(privkey_1, secp_ctx, String::from("01010101010101010101010101010101"));
+
let tx_signatures = msgs::TxSignatures {
channel_id: ChannelId::from_bytes([2; 32]),
tx_hash: Txid::from_str("c2d4449afa8d26140898dd54d3390b057ba2a5afcf03ba29d7dc0d8b9ffe966e").unwrap(),
<Vec<u8>>::from_hex("3045022100ee00dbf4a862463e837d7c08509de814d620e4d9830fa84818713e0fa358f145022021c3c7060c4d53fe84fd165d60208451108a778c13b92ca4c6bad439236126cc01").unwrap(),
<Vec<u8>>::from_hex("028fbbf0b16f5ba5bcb5dd37cd4047ce6f726a21c06682f9ec2f52b057de1dbdb5").unwrap()]),
],
+ funding_outpoint_sig: Some(sig_1),
};
let encoded_value = tx_signatures.encode();
let mut target_value = <Vec<u8>>::from_hex("0202020202020202020202020202020202020202020202020202020202020202").unwrap(); // channel_id
target_value.append(&mut <Vec<u8>>::from_hex("3045022100ee00dbf4a862463e837d7c08509de814d620e4d9830fa84818713e0fa358f145022021c3c7060c4d53fe84fd165d60208451108a778c13b92ca4c6bad439236126cc01").unwrap());
target_value.append(&mut <Vec<u8>>::from_hex("21").unwrap()); // len of witness element data (VarInt)
target_value.append(&mut <Vec<u8>>::from_hex("028fbbf0b16f5ba5bcb5dd37cd4047ce6f726a21c06682f9ec2f52b057de1dbdb5").unwrap());
+ target_value.append(&mut <Vec<u8>>::from_hex("0040").unwrap()); // type and len (64)
+ target_value.append(&mut <Vec<u8>>::from_hex("d977cb9b53d93a6ff64bb5f1e158b4094b66e798fb12911168a3ccdf80a83096340a6a95da0ae8d9f776528eecdbb747eb6b545495a4319ed5378e35b21e073a").unwrap());
assert_eq!(encoded_value, target_value);
}