use crate::ln::msgs;
use crate::ln::msgs::{DecodeError, OptionalField, DataLossProtect};
use crate::ln::script::{self, ShutdownScript};
-use crate::ln::channelmanager::{self, CounterpartyForwardingInfo, PendingHTLCStatus, HTLCSource, HTLCFailureMsg, PendingHTLCInfo, RAACommitmentOrder, BREAKDOWN_TIMEOUT, MIN_CLTV_EXPIRY_DELTA, MAX_LOCAL_BREAKDOWN_TIMEOUT};
+use crate::ln::channelmanager::{self, CounterpartyForwardingInfo, PendingHTLCStatus, HTLCSource, SentHTLCId, HTLCFailureMsg, PendingHTLCInfo, RAACommitmentOrder, BREAKDOWN_TIMEOUT, MIN_CLTV_EXPIRY_DELTA, MAX_LOCAL_BREAKDOWN_TIMEOUT};
use crate::ln::chan_utils::{CounterpartyCommitmentSecrets, TxCreationKeys, HTLCOutputInCommitment, htlc_success_tx_weight, htlc_timeout_tx_weight, make_funding_redeemscript, ChannelPublicKeys, CommitmentTransaction, HolderCommitmentTransaction, ChannelTransactionParameters, CounterpartyChannelTransactionParameters, MAX_HTLCS, get_commitment_transaction_number_obscure_factor, ClosingTransaction};
use crate::ln::chan_utils;
use crate::ln::onion_utils::HTLCFailReason;
use crate::chain::BestBlock;
use crate::chain::chaininterface::{FeeEstimator, ConfirmationTarget, LowerBoundedFeeEstimator};
-use crate::chain::channelmonitor::{ChannelMonitor, ChannelMonitorUpdate, ChannelMonitorUpdateStep, LATENCY_GRACE_PERIOD_BLOCKS};
+use crate::chain::channelmonitor::{ChannelMonitor, ChannelMonitorUpdate, ChannelMonitorUpdateStep, LATENCY_GRACE_PERIOD_BLOCKS, CLOSED_CHANNEL_UPDATE_ID};
use crate::chain::transaction::{OutPoint, TransactionData};
use crate::chain::keysinterface::{WriteableEcdsaChannelSigner, EntropySource, ChannelSigner, SignerProvider, NodeSigner, Recipient};
-use crate::util::events::ClosureReason;
+use crate::events::ClosureReason;
+use crate::routing::gossip::NodeId;
use crate::util::ser::{Readable, ReadableArgs, Writeable, Writer, VecWriter};
use crate::util::logger::Logger;
use crate::util::errors::APIError;
#[derive(Clone)]
enum OutboundHTLCOutcome {
+ /// LDK version 0.0.105+ will always fill in the preimage here.
Success(Option<PaymentPreimage>),
Failure(HTLCFailReason),
}
}
/// The return type of get_update_fulfill_htlc_and_commit.
-pub enum UpdateFulfillCommitFetch {
+pub enum UpdateFulfillCommitFetch<'a> {
/// Indicates the HTLC fulfill is new, and either generated an update_fulfill message, placed
/// it in the holding cell, or re-generated the update_fulfill message after the same claim was
/// previously placed in the holding cell (and has since been removed).
NewClaim {
/// The ChannelMonitorUpdate which places the new payment preimage in the channel monitor
- monitor_update: ChannelMonitorUpdate,
+ monitor_update: &'a ChannelMonitorUpdate,
/// The value of the HTLC which was claimed, in msat.
htlc_value_msat: u64,
- /// The update_fulfill message and commitment_signed message (if the claim was not placed
- /// in the holding cell).
- msgs: Option<(msgs::UpdateFulfillHTLC, msgs::CommitmentSigned)>,
},
/// Indicates the HTLC fulfill is duplicative and already existed either in the holding cell
/// or has been forgotten (presumably previously claimed).
DuplicateClaim {},
}
-/// The return value of `revoke_and_ack` on success, primarily updates to other channels or HTLC
-/// state.
-pub(super) struct RAAUpdates {
- pub commitment_update: Option<msgs::CommitmentUpdate>,
- pub accepted_htlcs: Vec<(PendingHTLCInfo, u64)>,
- pub failed_htlcs: Vec<(HTLCSource, PaymentHash, HTLCFailReason)>,
- pub finalized_claimed_htlcs: Vec<HTLCSource>,
- pub monitor_update: ChannelMonitorUpdate,
- pub holding_cell_failed_htlcs: Vec<(HTLCSource, PaymentHash)>,
-}
-
/// The return value of `monitor_updating_restored`
pub(super) struct MonitorRestoreUpdates {
pub raa: Option<msgs::RevokeAndACK>,
monitor_pending_channel_ready: bool,
monitor_pending_revoke_and_ack: bool,
monitor_pending_commitment_signed: bool,
+
+ // TODO: If a channel is drop'd, we don't know whether the `ChannelMonitor` is ultimately
+ // responsible for some of the HTLCs here or not - we don't know whether the update in question
+ // completed or not. We currently ignore these fields entirely when force-closing a channel,
+ // but need to handle this somehow or we run the risk of losing HTLCs!
monitor_pending_forwards: Vec<(PendingHTLCInfo, u64)>,
monitor_pending_failures: Vec<(HTLCSource, PaymentHash, HTLCFailReason)>,
monitor_pending_finalized_fulfills: Vec<HTLCSource>,
/// The unique identifier used to re-derive the private key material for the channel through
/// [`SignerProvider::derive_channel_signer`].
channel_keys_id: [u8; 32],
+
+ /// When we generate [`ChannelMonitorUpdate`]s to persist, they may not be persisted immediately.
+ /// If we then persist the [`channelmanager::ChannelManager`] and crash before the persistence
+ /// completes we still need to be able to complete the persistence. Thus, we have to keep a
+ /// copy of the [`ChannelMonitorUpdate`] here until it is complete.
+ pending_monitor_updates: Vec<ChannelMonitorUpdate>,
}
#[cfg(any(test, fuzzing))]
channel_type,
channel_keys_id,
+
+ pending_monitor_updates: Vec::new(),
})
}
channel_type,
channel_keys_id,
+
+ pending_monitor_updates: Vec::new(),
};
Ok(chan)
}
}
- pub fn get_update_fulfill_htlc_and_commit<L: Deref>(&mut self, htlc_id: u64, payment_preimage: PaymentPreimage, logger: &L) -> Result<UpdateFulfillCommitFetch, (ChannelError, ChannelMonitorUpdate)> where L::Target: Logger {
+ pub fn get_update_fulfill_htlc_and_commit<L: Deref>(&mut self, htlc_id: u64, payment_preimage: PaymentPreimage, logger: &L) -> UpdateFulfillCommitFetch where L::Target: Logger {
match self.get_update_fulfill_htlc(htlc_id, payment_preimage, logger) {
- UpdateFulfillFetch::NewClaim { mut monitor_update, htlc_value_msat, msg: Some(update_fulfill_htlc) } => {
- let (commitment, mut additional_update) = match self.send_commitment_no_status_check(logger) {
- Err(e) => return Err((e, monitor_update)),
- Ok(res) => res
- };
- // send_commitment_no_status_check may bump latest_monitor_id but we want them to be
+ UpdateFulfillFetch::NewClaim { mut monitor_update, htlc_value_msat, msg: Some(_) } => {
+ let mut additional_update = self.build_commitment_no_status_check(logger);
+ // build_commitment_no_status_check may bump latest_monitor_id but we want them to be
// strictly increasing by one, so decrement it here.
self.latest_monitor_update_id = monitor_update.update_id;
monitor_update.updates.append(&mut additional_update.updates);
- Ok(UpdateFulfillCommitFetch::NewClaim { monitor_update, htlc_value_msat, msgs: Some((update_fulfill_htlc, commitment)) })
+ self.monitor_updating_paused(false, true, false, Vec::new(), Vec::new(), Vec::new());
+ self.pending_monitor_updates.push(monitor_update);
+ UpdateFulfillCommitFetch::NewClaim {
+ monitor_update: self.pending_monitor_updates.last().unwrap(),
+ htlc_value_msat,
+ }
},
- UpdateFulfillFetch::NewClaim { monitor_update, htlc_value_msat, msg: None } =>
- Ok(UpdateFulfillCommitFetch::NewClaim { monitor_update, htlc_value_msat, msgs: None }),
- UpdateFulfillFetch::DuplicateClaim {} => Ok(UpdateFulfillCommitFetch::DuplicateClaim {}),
+ UpdateFulfillFetch::NewClaim { monitor_update, htlc_value_msat, msg: None } => {
+ self.monitor_updating_paused(false, false, false, Vec::new(), Vec::new(), Vec::new());
+ self.pending_monitor_updates.push(monitor_update);
+ UpdateFulfillCommitFetch::NewClaim {
+ monitor_update: self.pending_monitor_updates.last().unwrap(),
+ htlc_value_msat,
+ }
+ }
+ UpdateFulfillFetch::DuplicateClaim {} => UpdateFulfillCommitFetch::DuplicateClaim {},
}
}
pub fn funding_created<SP: Deref, L: Deref>(
&mut self, msg: &msgs::FundingCreated, best_block: BestBlock, signer_provider: &SP, logger: &L
- ) -> Result<(msgs::FundingSigned, ChannelMonitor<<SP::Target as SignerProvider>::Signer>, Option<msgs::ChannelReady>), ChannelError>
+ ) -> Result<(msgs::FundingSigned, ChannelMonitor<Signer>), ChannelError>
where
- SP::Target: SignerProvider,
+ SP::Target: SignerProvider<Signer = Signer>,
L::Target: Logger
{
if self.is_outbound() {
log_info!(logger, "Generated funding_signed for peer for channel {}", log_bytes!(self.channel_id()));
+ let need_channel_ready = self.check_get_channel_ready(0).is_some();
+ self.monitor_updating_paused(false, false, need_channel_ready, Vec::new(), Vec::new(), Vec::new());
+
Ok((msgs::FundingSigned {
channel_id: self.channel_id,
signature
- }, channel_monitor, self.check_get_channel_ready(0)))
+ }, channel_monitor))
}
/// Handles a funding_signed message from the remote end.
/// If this call is successful, broadcast the funding transaction (and not before!)
pub fn funding_signed<SP: Deref, L: Deref>(
&mut self, msg: &msgs::FundingSigned, best_block: BestBlock, signer_provider: &SP, logger: &L
- ) -> Result<(ChannelMonitor<<SP::Target as SignerProvider>::Signer>, Transaction, Option<msgs::ChannelReady>), ChannelError>
+ ) -> Result<ChannelMonitor<Signer>, ChannelError>
where
- SP::Target: SignerProvider,
+ SP::Target: SignerProvider<Signer = Signer>,
L::Target: Logger
{
if !self.is_outbound() {
log_info!(logger, "Received funding_signed from peer for channel {}", log_bytes!(self.channel_id()));
- Ok((channel_monitor, self.funding_transaction.as_ref().cloned().unwrap(), self.check_get_channel_ready(0)))
+ let need_channel_ready = self.check_get_channel_ready(0).is_some();
+ self.monitor_updating_paused(false, false, need_channel_ready, Vec::new(), Vec::new(), Vec::new());
+ Ok(channel_monitor)
}
/// Handles a channel_ready message from our peer. If we've already sent our channel_ready
// If they haven't ever sent an updated point, the point they send should match
// the current one.
self.counterparty_cur_commitment_point
+ } else if self.cur_counterparty_commitment_transaction_number == INITIAL_COMMITMENT_NUMBER - 2 {
+ // If we've advanced the commitment number once, the second commitment point is
+ // at `counterparty_prev_commitment_point`, which is not yet revoked.
+ debug_assert!(self.counterparty_prev_commitment_point.is_some());
+ self.counterparty_prev_commitment_point
} else {
// If they have sent updated points, channel_ready is always supposed to match
// their "first" point, which we re-derive here.
Ok(())
}
- pub fn commitment_signed<L: Deref>(&mut self, msg: &msgs::CommitmentSigned, logger: &L) -> Result<(msgs::RevokeAndACK, Option<msgs::CommitmentSigned>, ChannelMonitorUpdate), (Option<ChannelMonitorUpdate>, ChannelError)>
+ pub fn commitment_signed<L: Deref>(&mut self, msg: &msgs::CommitmentSigned, logger: &L) -> Result<&ChannelMonitorUpdate, ChannelError>
where L::Target: Logger
{
if (self.channel_state & (ChannelState::ChannelReady as u32)) != (ChannelState::ChannelReady as u32) {
- return Err((None, ChannelError::Close("Got commitment signed message when channel was not in an operational state".to_owned())));
+ return Err(ChannelError::Close("Got commitment signed message when channel was not in an operational state".to_owned()));
}
if self.channel_state & (ChannelState::PeerDisconnected as u32) == ChannelState::PeerDisconnected as u32 {
- return Err((None, ChannelError::Close("Peer sent commitment_signed when we needed a channel_reestablish".to_owned())));
+ return Err(ChannelError::Close("Peer sent commitment_signed when we needed a channel_reestablish".to_owned()));
}
if self.channel_state & BOTH_SIDES_SHUTDOWN_MASK == BOTH_SIDES_SHUTDOWN_MASK && self.last_sent_closing_fee.is_some() {
- return Err((None, ChannelError::Close("Peer sent commitment_signed after we'd started exchanging closing_signeds".to_owned())));
+ return Err(ChannelError::Close("Peer sent commitment_signed after we'd started exchanging closing_signeds".to_owned()));
}
let funding_script = self.get_funding_redeemscript();
log_bytes!(self.counterparty_funding_pubkey().serialize()), encode::serialize_hex(&bitcoin_tx.transaction),
log_bytes!(sighash[..]), encode::serialize_hex(&funding_script), log_bytes!(self.channel_id()));
if let Err(_) = self.secp_ctx.verify_ecdsa(&sighash, &msg.signature, &self.counterparty_funding_pubkey()) {
- return Err((None, ChannelError::Close("Invalid commitment tx signature from peer".to_owned())));
+ return Err(ChannelError::Close("Invalid commitment tx signature from peer".to_owned()));
}
bitcoin_tx.txid
};
debug_assert!(!self.is_outbound());
let counterparty_reserve_we_require_msat = self.holder_selected_channel_reserve_satoshis * 1000;
if commitment_stats.remote_balance_msat < commitment_stats.total_fee_sat * 1000 + counterparty_reserve_we_require_msat {
- return Err((None, ChannelError::Close("Funding remote cannot afford proposed new fee".to_owned())));
+ return Err(ChannelError::Close("Funding remote cannot afford proposed new fee".to_owned()));
}
}
#[cfg(any(test, fuzzing))]
}
if msg.htlc_signatures.len() != commitment_stats.num_nondust_htlcs {
- return Err((None, ChannelError::Close(format!("Got wrong number of HTLC signatures ({}) from remote. It must be {}", msg.htlc_signatures.len(), commitment_stats.num_nondust_htlcs))));
+ return Err(ChannelError::Close(format!("Got wrong number of HTLC signatures ({}) from remote. It must be {}", msg.htlc_signatures.len(), commitment_stats.num_nondust_htlcs)));
}
// TODO: Sadly, we pass HTLCs twice to ChannelMonitor: once via the HolderCommitmentTransaction and once via the update
log_bytes!(msg.htlc_signatures[idx].serialize_compact()[..]), log_bytes!(keys.countersignatory_htlc_key.serialize()),
encode::serialize_hex(&htlc_tx), log_bytes!(htlc_sighash[..]), encode::serialize_hex(&htlc_redeemscript), log_bytes!(self.channel_id()));
if let Err(_) = self.secp_ctx.verify_ecdsa(&htlc_sighash, &msg.htlc_signatures[idx], &keys.countersignatory_htlc_key) {
- return Err((None, ChannelError::Close("Invalid HTLC tx signature from peer".to_owned())));
+ return Err(ChannelError::Close("Invalid HTLC tx signature from peer".to_owned()));
}
htlcs_and_sigs.push((htlc, Some(msg.htlc_signatures[idx]), source));
} else {
self.counterparty_funding_pubkey()
);
- let next_per_commitment_point = self.holder_signer.get_per_commitment_point(self.cur_holder_commitment_transaction_number - 1, &self.secp_ctx);
self.holder_signer.validate_holder_commitment(&holder_commitment_tx, commitment_stats.preimages)
- .map_err(|_| (None, ChannelError::Close("Failed to validate our commitment".to_owned())))?;
- let per_commitment_secret = self.holder_signer.release_commitment_secret(self.cur_holder_commitment_transaction_number + 1);
+ .map_err(|_| ChannelError::Close("Failed to validate our commitment".to_owned()))?;
// Update state now that we've passed all the can-fail calls...
let mut need_commitment = false;
}
}
- self.latest_monitor_update_id += 1;
- let mut monitor_update = ChannelMonitorUpdate {
- update_id: self.latest_monitor_update_id,
- updates: vec![ChannelMonitorUpdateStep::LatestHolderCommitmentTXInfo {
- commitment_tx: holder_commitment_tx,
- htlc_outputs: htlcs_and_sigs
- }]
- };
-
for htlc in self.pending_inbound_htlcs.iter_mut() {
let new_forward = if let &InboundHTLCState::RemoteAnnounced(ref forward_info) = &htlc.state {
Some(forward_info.clone())
need_commitment = true;
}
}
+ let mut claimed_htlcs = Vec::new();
for htlc in self.pending_outbound_htlcs.iter_mut() {
if let &mut OutboundHTLCState::RemoteRemoved(ref mut outcome) = &mut htlc.state {
log_trace!(logger, "Updating HTLC {} to AwaitingRemoteRevokeToRemove due to commitment_signed in channel {}.",
// Grab the preimage, if it exists, instead of cloning
let mut reason = OutboundHTLCOutcome::Success(None);
mem::swap(outcome, &mut reason);
+ if let OutboundHTLCOutcome::Success(Some(preimage)) = reason {
+ // If a user (a) receives an HTLC claim using LDK 0.0.104 or before, then (b)
+ // upgrades to LDK 0.0.114 or later before the HTLC is fully resolved, we could
+ // have a `Success(None)` reason. In this case we could forget some HTLC
+ // claims, but such an upgrade is unlikely and including claimed HTLCs here
+ // fixes a bug which the user was exposed to on 0.0.104 when they started the
+ // claim anyway.
+ claimed_htlcs.push((SentHTLCId::from_source(&htlc.source), preimage));
+ }
htlc.state = OutboundHTLCState::AwaitingRemoteRevokeToRemove(reason);
need_commitment = true;
}
}
+ self.latest_monitor_update_id += 1;
+ let mut monitor_update = ChannelMonitorUpdate {
+ update_id: self.latest_monitor_update_id,
+ updates: vec![ChannelMonitorUpdateStep::LatestHolderCommitmentTXInfo {
+ commitment_tx: holder_commitment_tx,
+ htlc_outputs: htlcs_and_sigs,
+ claimed_htlcs,
+ }]
+ };
+
self.cur_holder_commitment_transaction_number -= 1;
// Note that if we need_commitment & !AwaitingRemoteRevoke we'll call
- // send_commitment_no_status_check() next which will reset this to RAAFirst.
+ // build_commitment_no_status_check() next which will reset this to RAAFirst.
self.resend_order = RAACommitmentOrder::CommitmentFirst;
if (self.channel_state & ChannelState::MonitorUpdateInProgress as u32) != 0 {
// the corresponding HTLC status updates so that get_last_commitment_update
// includes the right HTLCs.
self.monitor_pending_commitment_signed = true;
- let (_, mut additional_update) = self.send_commitment_no_status_check(logger).map_err(|e| (None, e))?;
- // send_commitment_no_status_check may bump latest_monitor_id but we want them to be
+ let mut additional_update = self.build_commitment_no_status_check(logger);
+ // build_commitment_no_status_check may bump latest_monitor_id but we want them to be
// strictly increasing by one, so decrement it here.
self.latest_monitor_update_id = monitor_update.update_id;
monitor_update.updates.append(&mut additional_update.updates);
}
log_debug!(logger, "Received valid commitment_signed from peer in channel {}, updated HTLC state but awaiting a monitor update resolution to reply.",
log_bytes!(self.channel_id));
- return Err((Some(monitor_update), ChannelError::Ignore("Previous monitor update failure prevented generation of RAA".to_owned())));
+ self.pending_monitor_updates.push(monitor_update);
+ return Ok(self.pending_monitor_updates.last().unwrap());
}
- let commitment_signed = if need_commitment && (self.channel_state & (ChannelState::AwaitingRemoteRevoke as u32)) == 0 {
+ let need_commitment_signed = if need_commitment && (self.channel_state & (ChannelState::AwaitingRemoteRevoke as u32)) == 0 {
// If we're AwaitingRemoteRevoke we can't send a new commitment here, but that's ok -
// we'll send one right away when we get the revoke_and_ack when we
// free_holding_cell_htlcs().
- let (msg, mut additional_update) = self.send_commitment_no_status_check(logger).map_err(|e| (None, e))?;
- // send_commitment_no_status_check may bump latest_monitor_id but we want them to be
+ let mut additional_update = self.build_commitment_no_status_check(logger);
+ // build_commitment_no_status_check may bump latest_monitor_id but we want them to be
// strictly increasing by one, so decrement it here.
self.latest_monitor_update_id = monitor_update.update_id;
monitor_update.updates.append(&mut additional_update.updates);
- Some(msg)
- } else { None };
+ true
+ } else { false };
log_debug!(logger, "Received valid commitment_signed from peer in channel {}, updating HTLC state and responding with{} a revoke_and_ack.",
- log_bytes!(self.channel_id()), if commitment_signed.is_some() { " our own commitment_signed and" } else { "" });
-
- Ok((msgs::RevokeAndACK {
- channel_id: self.channel_id,
- per_commitment_secret,
- next_per_commitment_point,
- }, commitment_signed, monitor_update))
+ log_bytes!(self.channel_id()), if need_commitment_signed { " our own commitment_signed and" } else { "" });
+ self.pending_monitor_updates.push(monitor_update);
+ self.monitor_updating_paused(true, need_commitment_signed, false, Vec::new(), Vec::new(), Vec::new());
+ return Ok(self.pending_monitor_updates.last().unwrap());
}
/// Public version of the below, checking relevant preconditions first.
/// If we're not in a state where freeing the holding cell makes sense, this is a no-op and
/// returns `(None, Vec::new())`.
- pub fn maybe_free_holding_cell_htlcs<L: Deref>(&mut self, logger: &L) -> Result<(Option<(msgs::CommitmentUpdate, ChannelMonitorUpdate)>, Vec<(HTLCSource, PaymentHash)>), ChannelError> where L::Target: Logger {
+ pub fn maybe_free_holding_cell_htlcs<L: Deref>(&mut self, logger: &L) -> (Option<&ChannelMonitorUpdate>, Vec<(HTLCSource, PaymentHash)>) where L::Target: Logger {
if self.channel_state >= ChannelState::ChannelReady as u32 &&
(self.channel_state & (ChannelState::AwaitingRemoteRevoke as u32 | ChannelState::PeerDisconnected as u32 | ChannelState::MonitorUpdateInProgress as u32)) == 0 {
self.free_holding_cell_htlcs(logger)
- } else { Ok((None, Vec::new())) }
+ } else { (None, Vec::new()) }
}
/// Frees any pending commitment updates in the holding cell, generating the relevant messages
/// for our counterparty.
- fn free_holding_cell_htlcs<L: Deref>(&mut self, logger: &L) -> Result<(Option<(msgs::CommitmentUpdate, ChannelMonitorUpdate)>, Vec<(HTLCSource, PaymentHash)>), ChannelError> where L::Target: Logger {
+ fn free_holding_cell_htlcs<L: Deref>(&mut self, logger: &L) -> (Option<&ChannelMonitorUpdate>, Vec<(HTLCSource, PaymentHash)>) where L::Target: Logger {
assert_eq!(self.channel_state & ChannelState::MonitorUpdateInProgress as u32, 0);
if self.holding_cell_htlc_updates.len() != 0 || self.holding_cell_update_fee.is_some() {
log_trace!(logger, "Freeing holding cell with {} HTLC updates{} in channel {}", self.holding_cell_htlc_updates.len(),
}
}
if update_add_htlcs.is_empty() && update_fulfill_htlcs.is_empty() && update_fail_htlcs.is_empty() && self.holding_cell_update_fee.is_none() {
- return Ok((None, htlcs_to_fail));
+ return (None, htlcs_to_fail);
}
let update_fee = if let Some(feerate) = self.holding_cell_update_fee.take() {
self.send_update_fee(feerate, false, logger)
None
};
- let (commitment_signed, mut additional_update) = self.send_commitment_no_status_check(logger)?;
- // send_commitment_no_status_check and get_update_fulfill_htlc may bump latest_monitor_id
+ let mut additional_update = self.build_commitment_no_status_check(logger);
+ // build_commitment_no_status_check and get_update_fulfill_htlc may bump latest_monitor_id
// but we want them to be strictly increasing by one, so reset it here.
self.latest_monitor_update_id = monitor_update.update_id;
monitor_update.updates.append(&mut additional_update.updates);
log_bytes!(self.channel_id()), if update_fee.is_some() { "a fee update, " } else { "" },
update_add_htlcs.len(), update_fulfill_htlcs.len(), update_fail_htlcs.len());
- Ok((Some((msgs::CommitmentUpdate {
- update_add_htlcs,
- update_fulfill_htlcs,
- update_fail_htlcs,
- update_fail_malformed_htlcs: Vec::new(),
- update_fee,
- commitment_signed,
- }, monitor_update)), htlcs_to_fail))
+ self.monitor_updating_paused(false, true, false, Vec::new(), Vec::new(), Vec::new());
+ self.pending_monitor_updates.push(monitor_update);
+ (Some(self.pending_monitor_updates.last().unwrap()), htlcs_to_fail)
} else {
- Ok((None, Vec::new()))
+ (None, Vec::new())
}
}
/// waiting on this revoke_and_ack. The generation of this new commitment_signed may also fail,
/// generating an appropriate error *after* the channel state has been updated based on the
/// revoke_and_ack message.
- pub fn revoke_and_ack<L: Deref>(&mut self, msg: &msgs::RevokeAndACK, logger: &L) -> Result<RAAUpdates, ChannelError>
+ pub fn revoke_and_ack<L: Deref>(&mut self, msg: &msgs::RevokeAndACK, logger: &L) -> Result<(Vec<(HTLCSource, PaymentHash)>, &ChannelMonitorUpdate), ChannelError>
where L::Target: Logger,
{
if (self.channel_state & (ChannelState::ChannelReady as u32)) != (ChannelState::ChannelReady as u32) {
// When the monitor updating is restored we'll call get_last_commitment_update(),
// which does not update state, but we're definitely now awaiting a remote revoke
// before we can step forward any more, so set it here.
- let (_, mut additional_update) = self.send_commitment_no_status_check(logger)?;
- // send_commitment_no_status_check may bump latest_monitor_id but we want them to be
+ let mut additional_update = self.build_commitment_no_status_check(logger);
+ // build_commitment_no_status_check may bump latest_monitor_id but we want them to be
// strictly increasing by one, so decrement it here.
self.latest_monitor_update_id = monitor_update.update_id;
monitor_update.updates.append(&mut additional_update.updates);
self.monitor_pending_failures.append(&mut revoked_htlcs);
self.monitor_pending_finalized_fulfills.append(&mut finalized_claimed_htlcs);
log_debug!(logger, "Received a valid revoke_and_ack for channel {} but awaiting a monitor update resolution to reply.", log_bytes!(self.channel_id()));
- return Ok(RAAUpdates {
- commitment_update: None, finalized_claimed_htlcs: Vec::new(),
- accepted_htlcs: Vec::new(), failed_htlcs: Vec::new(),
- monitor_update,
- holding_cell_failed_htlcs: Vec::new()
- });
+ self.pending_monitor_updates.push(monitor_update);
+ return Ok((Vec::new(), self.pending_monitor_updates.last().unwrap()));
}
- match self.free_holding_cell_htlcs(logger)? {
- (Some((mut commitment_update, mut additional_update)), htlcs_to_fail) => {
- commitment_update.update_fail_htlcs.reserve(update_fail_htlcs.len());
- for fail_msg in update_fail_htlcs.drain(..) {
- commitment_update.update_fail_htlcs.push(fail_msg);
- }
- commitment_update.update_fail_malformed_htlcs.reserve(update_fail_malformed_htlcs.len());
- for fail_msg in update_fail_malformed_htlcs.drain(..) {
- commitment_update.update_fail_malformed_htlcs.push(fail_msg);
- }
-
+ match self.free_holding_cell_htlcs(logger) {
+ (Some(_), htlcs_to_fail) => {
+ let mut additional_update = self.pending_monitor_updates.pop().unwrap();
// free_holding_cell_htlcs may bump latest_monitor_id multiple times but we want them to be
// strictly increasing by one, so decrement it here.
self.latest_monitor_update_id = monitor_update.update_id;
monitor_update.updates.append(&mut additional_update.updates);
- Ok(RAAUpdates {
- commitment_update: Some(commitment_update),
- finalized_claimed_htlcs,
- accepted_htlcs: to_forward_infos,
- failed_htlcs: revoked_htlcs,
- monitor_update,
- holding_cell_failed_htlcs: htlcs_to_fail
- })
+ self.monitor_updating_paused(false, true, false, to_forward_infos, revoked_htlcs, finalized_claimed_htlcs);
+ self.pending_monitor_updates.push(monitor_update);
+ Ok((htlcs_to_fail, self.pending_monitor_updates.last().unwrap()))
},
(None, htlcs_to_fail) => {
if require_commitment {
- let (commitment_signed, mut additional_update) = self.send_commitment_no_status_check(logger)?;
+ let mut additional_update = self.build_commitment_no_status_check(logger);
- // send_commitment_no_status_check may bump latest_monitor_id but we want them to be
+ // build_commitment_no_status_check may bump latest_monitor_id but we want them to be
// strictly increasing by one, so decrement it here.
self.latest_monitor_update_id = monitor_update.update_id;
monitor_update.updates.append(&mut additional_update.updates);
log_debug!(logger, "Received a valid revoke_and_ack for channel {}. Responding with a commitment update with {} HTLCs failed.",
log_bytes!(self.channel_id()), update_fail_htlcs.len() + update_fail_malformed_htlcs.len());
- Ok(RAAUpdates {
- commitment_update: Some(msgs::CommitmentUpdate {
- update_add_htlcs: Vec::new(),
- update_fulfill_htlcs: Vec::new(),
- update_fail_htlcs,
- update_fail_malformed_htlcs,
- update_fee: None,
- commitment_signed
- }),
- finalized_claimed_htlcs,
- accepted_htlcs: to_forward_infos, failed_htlcs: revoked_htlcs,
- monitor_update, holding_cell_failed_htlcs: htlcs_to_fail
- })
+ self.monitor_updating_paused(false, true, false, to_forward_infos, revoked_htlcs, finalized_claimed_htlcs);
+ self.pending_monitor_updates.push(monitor_update);
+ Ok((htlcs_to_fail, self.pending_monitor_updates.last().unwrap()))
} else {
log_debug!(logger, "Received a valid revoke_and_ack for channel {} with no reply necessary.", log_bytes!(self.channel_id()));
- Ok(RAAUpdates {
- commitment_update: None,
- finalized_claimed_htlcs,
- accepted_htlcs: to_forward_infos, failed_htlcs: revoked_htlcs,
- monitor_update, holding_cell_failed_htlcs: htlcs_to_fail
- })
+ self.monitor_updating_paused(false, false, false, to_forward_infos, revoked_htlcs, finalized_claimed_htlcs);
+ self.pending_monitor_updates.push(monitor_update);
+ Ok((htlcs_to_fail, self.pending_monitor_updates.last().unwrap()))
}
}
}
}
/// Indicates that a ChannelMonitor update is in progress and has not yet been fully persisted.
- /// This must be called immediately after the [`chain::Watch`] call which returned
- /// [`ChannelMonitorUpdateStatus::InProgress`].
+ /// This must be called before we return the [`ChannelMonitorUpdate`] back to the
+ /// [`ChannelManager`], which will call [`Self::monitor_updating_restored`] once the monitor
+ /// update completes (potentially immediately).
/// The messages which were generated with the monitor update must *not* have been sent to the
/// remote end, and must instead have been dropped. They will be regenerated when
/// [`Self::monitor_updating_restored`] is called.
///
+ /// [`ChannelManager`]: super::channelmanager::ChannelManager
/// [`chain::Watch`]: crate::chain::Watch
/// [`ChannelMonitorUpdateStatus::InProgress`]: crate::chain::ChannelMonitorUpdateStatus::InProgress
- pub fn monitor_updating_paused(&mut self, resend_raa: bool, resend_commitment: bool,
+ fn monitor_updating_paused(&mut self, resend_raa: bool, resend_commitment: bool,
resend_channel_ready: bool, mut pending_forwards: Vec<(PendingHTLCInfo, u64)>,
mut pending_fails: Vec<(HTLCSource, PaymentHash, HTLCFailReason)>,
mut pending_finalized_claimed_htlcs: Vec<HTLCSource>
{
assert_eq!(self.channel_state & ChannelState::MonitorUpdateInProgress as u32, ChannelState::MonitorUpdateInProgress as u32);
self.channel_state &= !(ChannelState::MonitorUpdateInProgress as u32);
+ self.pending_monitor_updates.clear();
// If we're past (or at) the FundingSent stage on an outbound channel, try to
// (re-)broadcast the funding transaction as we may have declined to broadcast it when we
pub fn shutdown<SP: Deref>(
&mut self, signer_provider: &SP, their_features: &InitFeatures, msg: &msgs::Shutdown
- ) -> Result<(Option<msgs::Shutdown>, Option<ChannelMonitorUpdate>, Vec<(HTLCSource, PaymentHash)>), ChannelError>
+ ) -> Result<(Option<msgs::Shutdown>, Option<&ChannelMonitorUpdate>, Vec<(HTLCSource, PaymentHash)>), ChannelError>
where SP::Target: SignerProvider
{
if self.channel_state & (ChannelState::PeerDisconnected as u32) == ChannelState::PeerDisconnected as u32 {
let monitor_update = if update_shutdown_script {
self.latest_monitor_update_id += 1;
- Some(ChannelMonitorUpdate {
+ let monitor_update = ChannelMonitorUpdate {
update_id: self.latest_monitor_update_id,
updates: vec![ChannelMonitorUpdateStep::ShutdownScript {
scriptpubkey: self.get_closing_scriptpubkey(),
}],
- })
+ };
+ self.monitor_updating_paused(false, false, false, Vec::new(), Vec::new(), Vec::new());
+ self.pending_monitor_updates.push(monitor_update);
+ Some(self.pending_monitor_updates.last().unwrap())
} else { None };
let shutdown = if send_shutdown {
Some(msgs::Shutdown {
})
}
- pub fn get_feerate(&self) -> u32 {
+ pub fn get_feerate_sat_per_1000_weight(&self) -> u32 {
self.feerate_per_kw
}
(self.channel_state & ChannelState::MonitorUpdateInProgress as u32) != 0
}
+ pub fn get_next_monitor_update(&self) -> Option<&ChannelMonitorUpdate> {
+ self.pending_monitor_updates.first()
+ }
+
/// Returns true if funding_created was sent/received.
pub fn is_funding_initiated(&self) -> bool {
self.channel_state >= ChannelState::FundingSent as u32
return Err(ChannelError::Ignore("Cannot get a ChannelAnnouncement if the channel is not currently usable".to_owned()));
}
- let node_id = node_signer.get_node_id(Recipient::Node)
- .map_err(|_| ChannelError::Ignore("Failed to retrieve own public key".to_owned()))?;
- let were_node_one = node_id.serialize()[..] < self.counterparty_node_id.serialize()[..];
+ let node_id = NodeId::from_pubkey(&node_signer.get_node_id(Recipient::Node)
+ .map_err(|_| ChannelError::Ignore("Failed to retrieve own public key".to_owned()))?);
+ let counterparty_node_id = NodeId::from_pubkey(&self.get_counterparty_node_id());
+ let were_node_one = node_id.as_slice() < counterparty_node_id.as_slice();
let msg = msgs::UnsignedChannelAnnouncement {
features: channelmanager::provided_channel_features(&user_config),
chain_hash,
short_channel_id: self.get_short_channel_id().unwrap(),
- node_id_1: if were_node_one { node_id } else { self.get_counterparty_node_id() },
- node_id_2: if were_node_one { self.get_counterparty_node_id() } else { node_id },
- bitcoin_key_1: if were_node_one { self.get_holder_pubkeys().funding_pubkey } else { self.counterparty_funding_pubkey().clone() },
- bitcoin_key_2: if were_node_one { self.counterparty_funding_pubkey().clone() } else { self.get_holder_pubkeys().funding_pubkey },
+ node_id_1: if were_node_one { node_id } else { counterparty_node_id },
+ node_id_2: if were_node_one { counterparty_node_id } else { node_id },
+ bitcoin_key_1: NodeId::from_pubkey(if were_node_one { &self.get_holder_pubkeys().funding_pubkey } else { self.counterparty_funding_pubkey() }),
+ bitcoin_key_2: NodeId::from_pubkey(if were_node_one { self.counterparty_funding_pubkey() } else { &self.get_holder_pubkeys().funding_pubkey }),
excess_data: Vec::new(),
};
&self, node_signer: &NS, announcement: msgs::UnsignedChannelAnnouncement
) -> Result<msgs::ChannelAnnouncement, ChannelError> where NS::Target: NodeSigner {
if let Some((their_node_sig, their_bitcoin_sig)) = self.announcement_sigs {
- let our_node_key = node_signer.get_node_id(Recipient::Node)
- .map_err(|_| ChannelError::Ignore("Signer failed to retrieve own public key".to_owned()))?;
+ let our_node_key = NodeId::from_pubkey(&node_signer.get_node_id(Recipient::Node)
+ .map_err(|_| ChannelError::Ignore("Signer failed to retrieve own public key".to_owned()))?);
let were_node_one = announcement.node_id_1 == our_node_key;
let our_node_sig = node_signer.sign_gossip_message(msgs::UnsignedGossipMessage::ChannelAnnouncement(&announcement))
Ok(Some(res))
}
- /// Only fails in case of bad keys
- fn send_commitment_no_status_check<L: Deref>(&mut self, logger: &L) -> Result<(msgs::CommitmentSigned, ChannelMonitorUpdate), ChannelError> where L::Target: Logger {
+ fn build_commitment_no_status_check<L: Deref>(&mut self, logger: &L) -> ChannelMonitorUpdate where L::Target: Logger {
log_trace!(logger, "Updating HTLC state for a newly-sent commitment_signed...");
// We can upgrade the status of some HTLCs that are waiting on a commitment, even if we
// fail to generate this, we still are at least at a position where upgrading their status
}
self.resend_order = RAACommitmentOrder::RevokeAndACKFirst;
- let (res, counterparty_commitment_txid, htlcs) = match self.send_commitment_no_state_update(logger) {
- Ok((res, (counterparty_commitment_tx, mut htlcs))) => {
- // Update state now that we've passed all the can-fail calls...
- let htlcs_no_ref: Vec<(HTLCOutputInCommitment, Option<Box<HTLCSource>>)> =
- htlcs.drain(..).map(|(htlc, htlc_source)| (htlc, htlc_source.map(|source_ref| Box::new(source_ref.clone())))).collect();
- (res, counterparty_commitment_tx, htlcs_no_ref)
- },
- Err(e) => return Err(e),
- };
+ let (counterparty_commitment_txid, mut htlcs_ref) = self.build_commitment_no_state_update(logger);
+ let htlcs: Vec<(HTLCOutputInCommitment, Option<Box<HTLCSource>>)> =
+ htlcs_ref.drain(..).map(|(htlc, htlc_source)| (htlc, htlc_source.map(|source_ref| Box::new(source_ref.clone())))).collect();
if self.announcement_sigs_state == AnnouncementSigsState::MessageSent {
self.announcement_sigs_state = AnnouncementSigsState::Committed;
}]
};
self.channel_state |= ChannelState::AwaitingRemoteRevoke as u32;
- Ok((res, monitor_update))
+ monitor_update
}
- /// Only fails in case of bad keys. Used for channel_reestablish commitment_signed generation
- /// when we shouldn't change HTLC/channel state.
- fn send_commitment_no_state_update<L: Deref>(&self, logger: &L) -> Result<(msgs::CommitmentSigned, (Txid, Vec<(HTLCOutputInCommitment, Option<&HTLCSource>)>)), ChannelError> where L::Target: Logger {
+ fn build_commitment_no_state_update<L: Deref>(&self, logger: &L) -> (Txid, Vec<(HTLCOutputInCommitment, Option<&HTLCSource>)>) where L::Target: Logger {
let counterparty_keys = self.build_remote_transaction_keys();
let commitment_stats = self.build_commitment_transaction(self.cur_counterparty_commitment_transaction_number, &counterparty_keys, false, true, logger);
let counterparty_commitment_txid = commitment_stats.tx.trust().txid();
- let (signature, htlc_signatures);
#[cfg(any(test, fuzzing))]
{
}
}
+ (counterparty_commitment_txid, commitment_stats.htlcs_included)
+ }
+
+ /// Only fails in case of signer rejection. Used for channel_reestablish commitment_signed
+ /// generation when we shouldn't change HTLC/channel state.
+ fn send_commitment_no_state_update<L: Deref>(&self, logger: &L) -> Result<(msgs::CommitmentSigned, (Txid, Vec<(HTLCOutputInCommitment, Option<&HTLCSource>)>)), ChannelError> where L::Target: Logger {
+ // Get the fee tests from `build_commitment_no_state_update`
+ #[cfg(any(test, fuzzing))]
+ self.build_commitment_no_state_update(logger);
+
+ let counterparty_keys = self.build_remote_transaction_keys();
+ let commitment_stats = self.build_commitment_transaction(self.cur_counterparty_commitment_transaction_number, &counterparty_keys, false, true, logger);
+ let counterparty_commitment_txid = commitment_stats.tx.trust().txid();
+ let (signature, htlc_signatures);
+
{
let mut htlcs = Vec::with_capacity(commitment_stats.htlcs_included.len());
for &(ref htlc, _) in commitment_stats.htlcs_included.iter() {
}, (counterparty_commitment_txid, commitment_stats.htlcs_included)))
}
- /// Adds a pending outbound HTLC to this channel, and creates a signed commitment transaction
- /// to send to the remote peer in one go.
+ /// Adds a pending outbound HTLC to this channel, and builds a new remote commitment
+ /// transaction and generates the corresponding [`ChannelMonitorUpdate`] in one go.
///
/// Shorthand for calling [`Self::send_htlc`] followed by a commitment update, see docs on
- /// [`Self::send_htlc`] and [`Self::send_commitment_no_state_update`] for more info.
- pub fn send_htlc_and_commit<L: Deref>(&mut self, amount_msat: u64, payment_hash: PaymentHash, cltv_expiry: u32, source: HTLCSource, onion_routing_packet: msgs::OnionPacket, logger: &L) -> Result<Option<(msgs::UpdateAddHTLC, msgs::CommitmentSigned, ChannelMonitorUpdate)>, ChannelError> where L::Target: Logger {
- match self.send_htlc(amount_msat, payment_hash, cltv_expiry, source, onion_routing_packet, false, logger)? {
- Some(update_add_htlc) => {
- let (commitment_signed, monitor_update) = self.send_commitment_no_status_check(logger)?;
- Ok(Some((update_add_htlc, commitment_signed, monitor_update)))
+ /// [`Self::send_htlc`] and [`Self::build_commitment_no_state_update`] for more info.
+ pub fn send_htlc_and_commit<L: Deref>(&mut self, amount_msat: u64, payment_hash: PaymentHash, cltv_expiry: u32, source: HTLCSource, onion_routing_packet: msgs::OnionPacket, logger: &L) -> Result<Option<&ChannelMonitorUpdate>, ChannelError> where L::Target: Logger {
+ let send_res = self.send_htlc(amount_msat, payment_hash, cltv_expiry, source, onion_routing_packet, false, logger);
+ if let Err(e) = &send_res { if let ChannelError::Ignore(_) = e {} else { debug_assert!(false, "Sending cannot trigger channel failure"); } }
+ match send_res? {
+ Some(_) => {
+ let monitor_update = self.build_commitment_no_status_check(logger);
+ self.monitor_updating_paused(false, true, false, Vec::new(), Vec::new(), Vec::new());
+ self.pending_monitor_updates.push(monitor_update);
+ Ok(Some(self.pending_monitor_updates.last().unwrap()))
},
None => Ok(None)
}
/// Begins the shutdown process, getting a message for the remote peer and returning all
/// holding cell HTLCs for payment failure.
- pub fn get_shutdown<SP: Deref>(&mut self, signer_provider: &SP, their_features: &InitFeatures, target_feerate_sats_per_kw: Option<u32>)
- -> Result<(msgs::Shutdown, Option<ChannelMonitorUpdate>, Vec<(HTLCSource, PaymentHash)>), APIError>
+ ///
+ /// May jump to the channel being fully shutdown (see [`Self::is_shutdown`]) in which case no
+ /// [`ChannelMonitorUpdate`] will be returned).
+ pub fn get_shutdown<SP: Deref>(&mut self, signer_provider: &SP, their_features: &InitFeatures,
+ target_feerate_sats_per_kw: Option<u32>)
+ -> Result<(msgs::Shutdown, Option<&ChannelMonitorUpdate>, Vec<(HTLCSource, PaymentHash)>), APIError>
where SP::Target: SignerProvider {
for htlc in self.pending_outbound_htlcs.iter() {
if let OutboundHTLCState::LocalAnnounced(_) = htlc.state {
return Err(APIError::ChannelUnavailable{err: "Cannot begin shutdown while peer is disconnected or we're waiting on a monitor update, maybe force-close instead?".to_owned()});
}
+ // If we haven't funded the channel yet, we don't need to bother ensuring the shutdown
+ // script is set, we just force-close and call it a day.
+ let mut chan_closed = false;
+ if self.channel_state < ChannelState::FundingSent as u32 {
+ chan_closed = true;
+ }
+
let update_shutdown_script = match self.shutdown_scriptpubkey {
Some(_) => false,
- None => {
+ None if !chan_closed => {
let shutdown_scriptpubkey = signer_provider.get_shutdown_scriptpubkey();
if !shutdown_scriptpubkey.is_compatible(their_features) {
return Err(APIError::IncompatibleShutdownScript { script: shutdown_scriptpubkey.clone() });
self.shutdown_scriptpubkey = Some(shutdown_scriptpubkey);
true
},
+ None => false,
};
// From here on out, we may not fail!
let monitor_update = if update_shutdown_script {
self.latest_monitor_update_id += 1;
- Some(ChannelMonitorUpdate {
+ let monitor_update = ChannelMonitorUpdate {
update_id: self.latest_monitor_update_id,
updates: vec![ChannelMonitorUpdateStep::ShutdownScript {
scriptpubkey: self.get_closing_scriptpubkey(),
}],
- })
+ };
+ self.monitor_updating_paused(false, false, false, Vec::new(), Vec::new(), Vec::new());
+ self.pending_monitor_updates.push(monitor_update);
+ Some(self.pending_monitor_updates.last().unwrap())
} else { None };
let shutdown = msgs::Shutdown {
channel_id: self.channel_id,
}
});
+ debug_assert!(!self.is_shutdown() || monitor_update.is_none(),
+ "we can't both complete shutdown and return a monitor update");
+
Ok((shutdown, monitor_update, dropped_outbound_htlcs))
}
// monitor update to the user, even if we return one).
// See test_duplicate_chan_id and test_pre_lockin_no_chan_closed_update for more.
if self.channel_state & (ChannelState::FundingSent as u32 | ChannelState::ChannelReady as u32 | ChannelState::ShutdownComplete as u32) != 0 {
- self.latest_monitor_update_id += 1;
+ self.latest_monitor_update_id = CLOSED_CHANNEL_UPDATE_ID;
Some((funding_txo, ChannelMonitorUpdate {
update_id: self.latest_monitor_update_id,
updates: vec![ChannelMonitorUpdateStep::ChannelForceClosed { should_broadcast }],
channel_type: channel_type.unwrap(),
channel_keys_id,
+
+ pending_monitor_updates: Vec::new(),
})
}
}
first_hop_htlc_msat: 548,
payment_id: PaymentId([42; 32]),
payment_secret: None,
- payment_params: None,
}
});
let secp_ctx = Secp256k1::new();
let seed = [42; 32];
let network = Network::Testnet;
- let best_block = BestBlock::from_genesis(network);
+ let best_block = BestBlock::from_network(network);
let chain_hash = best_block.block_hash();
let keys_provider = test_utils::TestKeysInterface::new(&seed, network);
}]};
let funding_outpoint = OutPoint{ txid: tx.txid(), index: 0 };
let funding_created_msg = node_a_chan.get_outbound_funding_created(tx.clone(), funding_outpoint, &&logger).unwrap();
- let (funding_signed_msg, _, _) = node_b_chan.funding_created(&funding_created_msg, best_block, &&keys_provider, &&logger).unwrap();
+ let (funding_signed_msg, _) = node_b_chan.funding_created(&funding_created_msg, best_block, &&keys_provider, &&logger).unwrap();
// Node B --> Node A: funding signed
let _ = node_a_chan.funding_signed(&funding_signed_msg, best_block, &&keys_provider, &&logger);
let counterparty_node_id = PublicKey::from_secret_key(&secp_ctx, &SecretKey::from_slice(&[42; 32]).unwrap());
let mut config = UserConfig::default();
config.channel_handshake_config.announced_channel = false;
- let mut chan = Channel::<InMemorySigner>::new_outbound(&LowerBoundedFeeEstimator::new(&feeest), &&keys_provider, &&keys_provider, counterparty_node_id, &channelmanager::provided_init_features(&config), 10_000_000, 100000, 42, &config, 0, 42).unwrap(); // Nothing uses their network key in this test
+ let mut chan = Channel::<InMemorySigner>::new_outbound(&LowerBoundedFeeEstimator::new(&feeest), &&keys_provider, &&keys_provider, counterparty_node_id, &channelmanager::provided_init_features(&config), 10_000_000, 0, 42, &config, 0, 42).unwrap(); // Nothing uses their network key in this test
chan.holder_dust_limit_satoshis = 546;
chan.counterparty_selected_channel_reserve_satoshis = Some(0); // Filled in in accept_channel
} }
}
+ // anchors: simple commitment tx with no HTLCs and single anchor
+ test_commitment_with_anchors!("30440220655bf909fb6fa81d086f1336ac72c97906dce29d1b166e305c99152d810e26e1022051f577faa46412c46707aaac46b65d50053550a66334e00a44af2706f27a8658",
+ "3044022007cf6b405e9c9b4f527b0ecad9d8bb661fabb8b12abf7d1c0b3ad1855db3ed490220616d5c1eeadccc63bd775a131149455d62d95a42c2a1b01cc7821fc42dce7778",
+ "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", {});
+
// simple commitment tx with no HTLCs
chan.value_to_self_msat = 7000000000;
chan.pending_outbound_htlcs.push({
let mut out = OutboundHTLCOutput{
htlc_id: 6,
- amount_msat: 5000000,
+ amount_msat: 5000001,
cltv_expiry: 506,
payment_hash: PaymentHash([0; 32]),
state: OutboundHTLCState::Committed,
out
});
- test_commitment!("30440220048705bec5288d28b3f29344b8d124853b1af423a568664d2c6f02c8ea886525022060f998a461052a2476b912db426ea2a06700953a241135c7957f2e79bc222df9",
- "3045022100c4f1d60b6fca9febc8b39de1a31e84c5f7c4b41c97239ef05f4350aa484c6b5e02200c5134ac8b20eb7a29d0dd4a501f6aa8fefb8489171f4cb408bd2a32324ab03f",
- "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", {
+ test_commitment!("304402207d0870964530f97b62497b11153c551dca0a1e226815ef0a336651158da0f82402200f5378beee0e77759147b8a0a284decd11bfd2bc55c8fafa41c134fe996d43c8",
+ "304402200d10bf5bc5397fc59d7188ae438d80c77575595a2d488e41bd6363a810cc8d72022012b57e714fbbfdf7a28c47d5b370cb8ac37c8545f596216e5b21e9b236ef457c",
+ "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", {
{ 0,
- "304502210081cbb94121761d34c189cd4e6a281feea6f585060ad0ba2632e8d6b3c6bb8a6c02201007981bbd16539d63df2805b5568f1f5688cd2a885d04706f50db9b77ba13c6",
- "304502210090ed76aeb21b53236a598968abc66e2024691d07b62f53ddbeca8f93144af9c602205f873af5a0c10e62690e9aba09740550f194a9dc455ba4c1c23f6cde7704674c",
- "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" },
+ "3045022100b470fe12e5b7fea9eccb8cbff1972cea4f96758041898982a02bcc7f9d56d50b0220338a75b2afaab4ec00cdd2d9273c68c7581ff5a28bcbb40c4d138b81f1d45ce5",
+ "3044022017b90c65207522a907fb6a137f9dd528b3389465a8ae72308d9e1d564f512cf402204fc917b4f0e88604a3e994f85bfae7c7c1f9d9e9f78e8cd112e0889720d9405b",
+ "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" },
{ 1,
- "304402201d0f09d2bf7bc245a4f17980e1e9164290df16c70c6a2ff1592f5030d6108581022061e744a7dc151b36bf0aff7a4f1812ba90b8b03633bb979a270d19858fd960c5",
- "30450221009aef000d2e843a4202c1b1a2bf554abc9a7902bf49b2cb0759bc507456b7ebad02204e7c3d193ede2fd2b4cd6b39f51a920e581e35575e357e44d7b699c40ce61d39",
- "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" },
+ "3045022100b575379f6d8743cb0087648f81cfd82d17a97fbf8f67e058c65ce8b9d25df9500220554a210d65b02d9f36c6adf0f639430ca8293196ba5089bf67cc3a9813b7b00a",
+ "3045022100ee2e16b90930a479b13f8823a7f14b600198c838161160b9436ed086d3fc57e002202a66fa2324f342a17129949c640bfe934cbc73a869ba7c06aa25c5a3d0bfb53d",
+ "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" },
{ 2,
- "30440220010bf035d5823596e50dce2076a4d9f942d8d28031c9c428b901a02b6b8140de02203250e8e4a08bc5b4ecdca4d0eedf98223e02e3ac1c0206b3a7ffdb374aa21e5f",
- "30440220073de0067b88e425b3018b30366bfeda0ccb703118ccd3d02ead08c0f53511d002203fac50ac0e4cf8a3af0b4b1b12e801650591f748f8ddf1e089c160f10b69e511",
- "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" }
+ "30440220471c9f3ad92e49b13b7b8059f43ecf8f7887b0dccbb9fdb54bfe23d62a8ae332022024bd22fae0740e86a44228c35330da9526fd7306dffb2b9dc362d5e78abef7cc",
+ "304402207157f452f2506d73c315192311893800cfb3cc235cc1185b1cfcc136b55230db022014be242dbc6c5da141fec4034e7f387f74d6ff1899453d72ba957467540e1ecb",
+ "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" }
} );
- test_commitment_with_anchors!("3045022100c592f6b80d35b4f5d1e3bc9788f51141a0065be6013bad53a1977f7c444651660220278ac06ead9016bfb8dc476f186eabace2b02793b2f308442f5b0d5f24a68948",
- "3045022100c37ac4fc8538677631230c4b286f36b6f54c51fb4b34ef0bd0ba219ba47452630220278e09a745454ea380f3694392ed113762c68dd209b48360f547541088be9e45",
- "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", {
+ test_commitment_with_anchors!("3044022027b38dfb654c34032ffb70bb43022981652fce923cbbe3cbe7394e2ade8b34230220584195b78da6e25c2e8da6b4308d9db25b65b64975db9266163ef592abb7c725",
+ "3045022100b4014970d9d7962853f3f85196144671d7d5d87426250f0a5fdaf9a55292e92502205360910c9abb397467e19dbd63d081deb4a3240903114c98cec0a23591b79b76",
+ "02000000000101bef67e4e2fb9ddeeb3461973cd4c62abb35050b1add772995b820b584a488489000000000038b02b80074a010000000000002200202b1b5854183c12d3316565972c4668929d314d81c5dcdbb21cb45fe8a9a8114f4a01000000000000220020e9e86e4823faa62e222ebc858a226636856158f07e69898da3b0d1af0ddb3994d007000000000000220020fe0598d74fee2205cc3672e6e6647706b4f3099713b4661b62482c3addd04a5e881300000000000022002018e40f9072c44350f134bdc887bab4d9bdfc8aa468a25616c80e21757ba5dac7881300000000000022002018e40f9072c44350f134bdc887bab4d9bdfc8aa468a25616c80e21757ba5dac7c0c62d0000000000220020f3394e1e619b0eca1f91be2fb5ab4dfc59ba5b84ebe014ad1d43a564d012994aad9c6a00000000002200204adb4e2f00643db396dd120d4e7dc17625f5f2c11a40d857accc862d6b7dd80e0400483045022100b4014970d9d7962853f3f85196144671d7d5d87426250f0a5fdaf9a55292e92502205360910c9abb397467e19dbd63d081deb4a3240903114c98cec0a23591b79b7601473044022027b38dfb654c34032ffb70bb43022981652fce923cbbe3cbe7394e2ade8b34230220584195b78da6e25c2e8da6b4308d9db25b65b64975db9266163ef592abb7c72501475221023da092f6980e58d2c037173180e9a465476026ee50f96695963e8efe436f54eb21030e9f7b623d2ccc7c9bd44d66d5ce21ce504c0acf6385a132cec6d3c39fa711c152ae3e195220", {
{ 0,
- "3045022100de8a0649d54fd2e4fc04502c77df9b65da839bbd01854f818f129338b99564b2022009528dbb12c00e874cb2149b1dccc600c69ea5e4042ebf584984fcb029c2d1ec",
- "304402203e7c2622fa3ca29355d37a0ea991bfd7cdb54e6122a1d98d3229d092131f55cd022055263f7f8f32f4cd2f86da63ca106bd7badf0b19ee9833d80cd3b9216eeafd74",
- "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" },
+ "30440220078fe5343dab88c348a3a8a9c1a9293259dbf35507ae971702cc39dd623ea9af022011ed0c0f35243cd0bb4d9ca3c772379b2b5f4af93140e9fdc5600dfec1cdb0c2",
+ "304402205df665e2908c7690d2d33eb70e6e119958c28febe141a94ed0dd9a55ce7c8cfc0220364d02663a5d019af35c5cd5fda9465d985d85bbd12db207738d61163449a424",
+ "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" },
{ 1,
- "3045022100de6eee8474376ea316d007b33103b4543a46bdf6fda5cbd5902b28a5bc14584f022002989e7b4f7813b77acbe4babcf96d7ffbbe0bf14cba24672364f8e591479edb",
- "3045022100c10688346a9d84647bde7027da07f0d79c6d4129307e4c6c9aea7bdbf25ac3350220269104209793c32c47491698c4e46ebea9c3293a1e4403f9abda39f79698f6b5",
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{ 2,
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} );
}
projects / rust-lightning / blobdiff