use bitcoin::util::bip143;
use bitcoin::consensus::encode;
-use bitcoin_hashes::{Hash, HashEngine};
-use bitcoin_hashes::sha256::Hash as Sha256;
-use bitcoin_hashes::hash160::Hash as Hash160;
-use bitcoin_hashes::sha256d::Hash as Sha256dHash;
+use bitcoin::hashes::{Hash, HashEngine};
+use bitcoin::hashes::sha256::Hash as Sha256;
+use bitcoin::hash_types::{Txid, BlockHash, WPubkeyHash};
-use secp256k1::key::{PublicKey,SecretKey};
-use secp256k1::{Secp256k1,Signature};
-use secp256k1;
+use bitcoin::secp256k1::key::{PublicKey,SecretKey};
+use bitcoin::secp256k1::{Secp256k1,Signature};
+use bitcoin::secp256k1;
use ln::features::{ChannelFeatures, InitFeatures};
use ln::msgs;
/// to detect unconfirmation after a serialize-unserialize roundtrip where we may not see a full
/// series of block_connected/block_disconnected calls. Obviously this is not a guarantee as we
/// could miss the funding_tx_confirmed_in block as well, but it serves as a useful fallback.
- funding_tx_confirmed_in: Option<Sha256dHash>,
+ funding_tx_confirmed_in: Option<BlockHash>,
short_channel_id: Option<u64>,
/// Used to deduplicate block_connected callbacks, also used to verify consistency during
/// ChannelManager deserialization (hence pub(super))
- pub(super) last_block_connected: Sha256dHash,
+ pub(super) last_block_connected: BlockHash,
funding_tx_confirmations: u64,
their_dust_limit_satoshis: u64,
log_trace!(self, " ...including {} output with value {}", if local { "to_remote" } else { "to_local" }, value_to_b);
txouts.push((TxOut {
script_pubkey: Builder::new().push_opcode(opcodes::all::OP_PUSHBYTES_0)
- .push_slice(&Hash160::hash(&keys.b_payment_key.serialize())[..])
+ .push_slice(&WPubkeyHash::hash(&keys.b_payment_key.serialize())[..])
.into_script(),
value: value_to_b as u64
}, None));
#[inline]
fn get_closing_scriptpubkey(&self) -> Script {
- let our_channel_close_key_hash = Hash160::hash(&self.shutdown_pubkey.serialize());
+ let our_channel_close_key_hash = WPubkeyHash::hash(&self.shutdown_pubkey.serialize());
Builder::new().push_opcode(opcodes::all::OP_PUSHBYTES_0).push_slice(&our_channel_close_key_hash[..]).into_script()
}
/// Builds the htlc-success or htlc-timeout transaction which spends a given HTLC output
/// @local is used only to convert relevant internal structures which refer to remote vs local
/// to decide value of outputs and direction of HTLCs.
- fn build_htlc_transaction(&self, prev_hash: &Sha256dHash, htlc: &HTLCOutputInCommitment, local: bool, keys: &TxCreationKeys, feerate_per_kw: u64) -> Transaction {
+ fn build_htlc_transaction(&self, prev_hash: &Txid, htlc: &HTLCOutputInCommitment, local: bool, keys: &TxCreationKeys, feerate_per_kw: u64) -> Transaction {
chan_utils::build_htlc_transaction(prev_hash, feerate_per_kw, if local { self.their_to_self_delay } else { self.our_to_self_delay }, htlc, &keys.a_delayed_payment_key, &keys.revocation_key)
}
let local_sighash = hash_to_message!(&bip143::SighashComponents::new(&local_initial_commitment_tx).sighash_all(&local_initial_commitment_tx.input[0], &funding_script, self.channel_value_satoshis)[..]);
// They sign the "local" commitment transaction...
+ log_trace!(self, "Checking funding_created tx signature {} by key {} against tx {} (sighash {}) with redeemscript {}", log_bytes!(sig.serialize_compact()[..]), log_bytes!(self.their_funding_pubkey().serialize()), encode::serialize_hex(&local_initial_commitment_tx), log_bytes!(local_sighash[..]), encode::serialize_hex(&funding_script));
secp_check!(self.secp_ctx.verify(&local_sighash, &sig, self.their_funding_pubkey()), "Invalid funding_created signature from peer");
let localtx = LocalCommitmentTransaction::new_missing_local_sig(local_initial_commitment_tx, sig.clone(), &PublicKey::from_secret_key(&self.secp_ctx, self.local_keys.funding_key()), self.their_funding_pubkey(), local_keys, self.feerate_per_kw, Vec::new());
};
let local_commitment_txid = local_commitment_tx.0.txid();
let local_sighash = hash_to_message!(&bip143::SighashComponents::new(&local_commitment_tx.0).sighash_all(&local_commitment_tx.0.input[0], &funding_script, self.channel_value_satoshis)[..]);
- log_trace!(self, "Checking commitment tx signature {} by key {} against tx {} with redeemscript {}", log_bytes!(msg.signature.serialize_compact()[..]), log_bytes!(self.their_funding_pubkey().serialize()), encode::serialize_hex(&local_commitment_tx.0), encode::serialize_hex(&funding_script));
+ log_trace!(self, "Checking commitment tx signature {} by key {} against tx {} (sighash {}) with redeemscript {}", log_bytes!(msg.signature.serialize_compact()[..]), log_bytes!(self.their_funding_pubkey().serialize()), encode::serialize_hex(&local_commitment_tx.0), log_bytes!(local_sighash[..]), encode::serialize_hex(&funding_script));
if let Err(_) = self.secp_ctx.verify(&local_sighash, &msg.signature, &self.their_funding_pubkey()) {
return Err((None, ChannelError::Close("Invalid commitment tx signature from peer")));
}
if let Some(_) = htlc.transaction_output_index {
let htlc_tx = self.build_htlc_transaction(&local_commitment_txid, &htlc, true, &local_keys, feerate_per_kw);
let htlc_redeemscript = chan_utils::get_htlc_redeemscript(&htlc, &local_keys);
- log_trace!(self, "Checking HTLC tx signature {} by key {} against tx {} with redeemscript {}", log_bytes!(msg.htlc_signatures[idx].serialize_compact()[..]), log_bytes!(local_keys.b_htlc_key.serialize()), encode::serialize_hex(&htlc_tx), encode::serialize_hex(&htlc_redeemscript));
let htlc_sighash = hash_to_message!(&bip143::SighashComponents::new(&htlc_tx).sighash_all(&htlc_tx.input[0], &htlc_redeemscript, htlc.amount_msat / 1000)[..]);
+ log_trace!(self, "Checking HTLC tx signature {} by key {} against tx {} (sighash {}) with redeemscript {}", log_bytes!(msg.htlc_signatures[idx].serialize_compact()[..]), log_bytes!(local_keys.b_htlc_key.serialize()), encode::serialize_hex(&htlc_tx), log_bytes!(htlc_sighash[..]), encode::serialize_hex(&htlc_redeemscript));
if let Err(_) = self.secp_ctx.verify(&htlc_sighash, &msg.htlc_signatures[idx], &local_keys.b_htlc_key) {
return Err((None, ChannelError::Close("Invalid HTLC tx signature from peer")));
}
// Methods to get unprompted messages to send to the remote end (or where we already returned
// something in the handler for the message that prompted this message):
- pub fn get_open_channel<F: Deref>(&self, chain_hash: Sha256dHash, fee_estimator: &F) -> msgs::OpenChannel
+ pub fn get_open_channel<F: Deref>(&self, chain_hash: BlockHash, fee_estimator: &F) -> msgs::OpenChannel
where F::Target: FeeEstimator
{
if !self.channel_outbound {
/// closing).
/// Note that the "channel must be funded" requirement is stricter than BOLT 7 requires - see
/// https://github.com/lightningnetwork/lightning-rfc/issues/468
- pub fn get_channel_announcement(&self, our_node_id: PublicKey, chain_hash: Sha256dHash) -> Result<(msgs::UnsignedChannelAnnouncement, Signature), ChannelError> {
+ pub fn get_channel_announcement(&self, our_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"));
}
let our_bitcoin_key = PublicKey::from_secret_key(&self.secp_ctx, self.local_keys.funding_key());
let msg = msgs::UnsignedChannelAnnouncement {
- features: ChannelFeatures::supported(),
+ features: ChannelFeatures::known(),
chain_hash: chain_hash,
short_channel_id: self.get_short_channel_id().unwrap(),
node_id_1: if were_node_one { our_node_id } else { self.get_their_node_id() },
use bitcoin::blockdata::constants::genesis_block;
use bitcoin::blockdata::opcodes;
use bitcoin::network::constants::Network;
- use bitcoin_hashes::hex::FromHex;
+ use bitcoin::hashes::hex::FromHex;
use hex;
use ln::channelmanager::{HTLCSource, PaymentPreimage, PaymentHash};
use ln::channel::{Channel,ChannelKeys,InboundHTLCOutput,OutboundHTLCOutput,InboundHTLCState,OutboundHTLCState,HTLCOutputInCommitment,TxCreationKeys};
use util::enforcing_trait_impls::EnforcingChannelKeys;
use util::test_utils;
use util::logger::Logger;
- use secp256k1::{Secp256k1, Message, Signature, All};
- use secp256k1::key::{SecretKey,PublicKey};
- use bitcoin_hashes::sha256::Hash as Sha256;
- use bitcoin_hashes::sha256d::Hash as Sha256dHash;
- use bitcoin_hashes::hash160::Hash as Hash160;
- use bitcoin_hashes::Hash;
+ use bitcoin::secp256k1::{Secp256k1, Message, Signature, All};
+ use bitcoin::secp256k1::key::{SecretKey,PublicKey};
+ use bitcoin::hashes::sha256::Hash as Sha256;
+ use bitcoin::hashes::Hash;
+ use bitcoin::hash_types::{Txid, WPubkeyHash};
use std::sync::Arc;
use rand::{thread_rng,Rng};
fn get_destination_script(&self) -> Script {
let secp_ctx = Secp256k1::signing_only();
let channel_monitor_claim_key = SecretKey::from_slice(&hex::decode("0fffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffff").unwrap()[..]).unwrap();
- let our_channel_monitor_claim_key_hash = Hash160::hash(&PublicKey::from_secret_key(&secp_ctx, &channel_monitor_claim_key).serialize());
+ let our_channel_monitor_claim_key_hash = WPubkeyHash::hash(&PublicKey::from_secret_key(&secp_ctx, &channel_monitor_claim_key).serialize());
Builder::new().push_opcode(opcodes::all::OP_PUSHBYTES_0).push_slice(&our_channel_monitor_claim_key_hash[..]).into_script()
}
// Create Node B's channel by receiving Node A's open_channel message
let open_channel_msg = node_a_chan.get_open_channel(genesis_block(network).header.bitcoin_hash(), &&feeest);
let node_b_node_id = PublicKey::from_secret_key(&secp_ctx, &SecretKey::from_slice(&[7; 32]).unwrap());
- let mut node_b_chan = Channel::<EnforcingChannelKeys>::new_from_req(&&feeest, &&keys_provider, node_b_node_id, InitFeatures::supported(), &open_channel_msg, 7, logger, &config).unwrap();
+ let mut node_b_chan = Channel::<EnforcingChannelKeys>::new_from_req(&&feeest, &&keys_provider, node_b_node_id, InitFeatures::known(), &open_channel_msg, 7, logger, &config).unwrap();
// Node B --> Node A: accept channel
let accept_channel_msg = node_b_chan.get_accept_channel();
- node_a_chan.accept_channel(&accept_channel_msg, &config, InitFeatures::supported()).unwrap();
+ node_a_chan.accept_channel(&accept_channel_msg, &config, InitFeatures::known()).unwrap();
// Node A --> Node B: funding created
let output_script = node_a_chan.get_funding_redeemscript();
chan.their_to_self_delay = 144;
chan.our_dust_limit_satoshis = 546;
- let funding_info = OutPoint::new(Sha256dHash::from_hex("8984484a580b825b9972d7adb15050b3ab624ccd731946b3eeddb92f4e7ef6be").unwrap(), 0);
+ let funding_info = OutPoint::new(Txid::from_hex("8984484a580b825b9972d7adb15050b3ab624ccd731946b3eeddb92f4e7ef6be").unwrap(), 0);
chan.funding_txo = Some(funding_info);
let their_pubkeys = ChannelPublicKeys {
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