use std::{cmp,mem,fmt};
use std::ops::Deref;
+#[cfg(all(test, feature = "mutation_testing"))]
+use mutagen::mutate;
+
#[cfg(test)]
pub struct ChannelValueStat {
pub value_to_self_msat: u64,
/// Confirmation count threshold at which we close a channel. Ideally we'd keep the channel around
/// on ice until the funding transaction gets more confirmations, but the LN protocol doesn't
/// really allow for this, so instead we're stuck closing it out at that point.
-const UNCONF_THRESHOLD: u32 = 6;
+const UNCONF_THRESHOLD: u32 = 1;
const SPENDING_INPUT_FOR_A_OUTPUT_WEIGHT: u64 = 79; // prevout: 36, nSequence: 4, script len: 1, witness lengths: (3+1)/4, sig: 73/4, if-selector: 1, redeemScript: (6 ops + 2*33 pubkeys + 1*2 delay)/4
const B_OUTPUT_PLUS_SPENDING_INPUT_WEIGHT: u64 = 104; // prevout: 40, nSequence: 4, script len: 1, witness lengths: 3/4, sig: 73/4, pubkey: 33/4, output: 31 (TODO: Wrong? Useless?)
if (feerate_per_kw as u64) < fee_estimator.get_est_sat_per_1000_weight(ConfirmationTarget::Background) {
return Err(ChannelError::Close("Peer's feerate much too low"));
}
- if (feerate_per_kw as u64) > fee_estimator.get_est_sat_per_1000_weight(ConfirmationTarget::HighPriority) * 2 {
+ if (feerate_per_kw as u64) > fee_estimator.get_est_sat_per_1000_weight(ConfirmationTarget::HighPriority) * 200 {
return Err(ChannelError::Close("Peer's feerate much too high"));
}
Ok(())
let mut removed_outbound_total_msat = 0;
for ref htlc in self.pending_outbound_htlcs.iter() {
if let OutboundHTLCState::AwaitingRemoteRevokeToRemove(None) = htlc.state {
+debug_assert!(false, "This should be triggerable, and we should add a test case that does so!");
removed_outbound_total_msat += htlc.amount_msat;
} else if let OutboundHTLCState::AwaitingRemovedRemoteRevoke(None) = htlc.state {
removed_outbound_total_msat += htlc.amount_msat;
None => {},
Some(payment_hash) =>
if payment_hash != htlc.payment_hash {
+ println!("FAIL: {:?}, {:?}", htlc.payment_hash, payment_hash);
return Err(ChannelError::Close("Remote tried to fulfill HTLC with an incorrect preimage"));
}
};
}
}
+ #[cfg_attr(all(test, feature = "mutation_testing"), mutate)]
/// Removes any uncommitted HTLCs, to be used on peer disconnection, including any pending
/// HTLCs that we intended to add but haven't as we were waiting on a remote revoke.
/// Returns the set of PendingHTLCStatuses from remote uncommitted HTLCs (which we're
self.channel_state |= ChannelState::MonitorUpdateFailed as u32;
}
+ #[cfg_attr(all(test, feature = "mutation_testing"), mutate)]
/// Indicates that the latest ChannelMonitor update has been committed by the client
/// successfully and we should restore normal operation. Returns messages which should be sent
/// to the remote side.
let commitment_update = if self.monitor_pending_commitment_signed {
Some(self.get_last_commitment_update(logger))
} else { None };
+//XXX: Should we free_holding_cell_htlcs() here if we dont need a cs normally?
self.monitor_pending_revoke_and_ack = false;
self.monitor_pending_commitment_signed = false;
Ok(())
}
+ #[cfg_attr(all(test, feature = "mutation_testing"), mutate)]
fn get_last_revoke_and_ack(&self) -> msgs::RevokeAndACK {
let next_per_commitment_point = PublicKey::from_secret_key(&self.secp_ctx, &self.build_local_commitment_secret(self.cur_local_commitment_transaction_number));
let per_commitment_secret = chan_utils::build_commitment_secret(self.local_keys.commitment_seed(), self.cur_local_commitment_transaction_number + 2);