use lightning::routing::gossip::{P2PGossipSync, NetworkGraph};
use lightning::routing::utxo::UtxoLookup;
use lightning::routing::router::{InFlightHtlcs, PaymentParameters, Route, RouteParameters, Router};
- use lightning::util::config::UserConfig;
+ use lightning::util::config::{UserConfig, MaxDustHTLCExposure};
use lightning::util::errors::APIError;
use lightning::util::enforcing_trait_impls::{EnforcingSigner, EnforcementState};
use lightning::util::logger::Logger;
});
let mut config = UserConfig::default();
config.channel_config.forwarding_fee_proportional_millionths = slice_to_be32(get_slice!(4));
+ config.channel_config.max_dust_htlc_exposure = MaxDustHTLCExposure::FeeRateMultiplier(5_000_000 / 253);
config.channel_handshake_config.announced_channel = get_slice!(1)[0] != 0;
let network = Network::Bitcoin;
+ let best_block_timestamp = genesis_block(network).header.time;
let params = ChainParameters {
network,
best_block: BestBlock::from_network(network),
};
- let channelmanager = Arc::new(ChannelManager::new(fee_est.clone(), monitor.clone(), broadcast.clone(), &router, Arc::clone(&logger), keys_manager.clone(), keys_manager.clone(), keys_manager.clone(), config, params));
+ let channelmanager = Arc::new(ChannelManager::new(fee_est.clone(), monitor.clone(), broadcast.clone(), &router, Arc::clone(&logger), keys_manager.clone(), keys_manager.clone(), keys_manager.clone(), config, params, best_block_timestamp));
// Adding new calls to `EntropySource::get_secure_random_bytes` during startup can change all the
// keys subsequently generated in this test. Rather than regenerating all the messages manually,
// it's easier to just increment the counter here so the keys don't change.
//
// 0a - create the funding transaction (client should send funding_created now)
//
+ // 00fd00fd - Two feerate requests (calculating max dust exposure) (all returning min feerate) (gonna be ingested by FuzzEstimator)
+ //
// 030112 - inbound read from peer id 1 of len 18
// 0062 01000000000000000000000000000000 - message header indicating message length 98
// 030172 - inbound read from peer id 1 of len 114
// 0300c1 - inbound read from peer id 0 of len 193
// ffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffff ab00000000000000000000000000000000000000000000000000000000000000 03000000000000000000000000000000 - end of update_add_htlc from 0 to 1 via client and mac
//
+ // 00fd - One feerate request (calculating max dust exposure) (all returning min feerate) (gonna be ingested by FuzzEstimator)
+ //
// 030012 - inbound read from peer id 0 of len 18
// 0064 03000000000000000000000000000000 - message header indicating message length 100
// 030074 - inbound read from peer id 0 of len 116
// 07 - process the now-pending HTLC forward
// - client now sends id 1 update_add_htlc and commitment_signed (CHECK 7: UpdateHTLCs event for node 03020000 with 1 HTLCs for channel 3f000000)
//
+ // 00fd00fd - Two feerate requests (calculating max dust exposure) (all returning min feerate) (gonna be ingested by FuzzEstimator)
+ //
// - we respond with commitment_signed then revoke_and_ack (a weird, but valid, order)
// 030112 - inbound read from peer id 1 of len 18
// 0064 01000000000000000000000000000000 - message header indicating message length 100
// 0300c1 - inbound read from peer id 0 of len 193
// ffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffff ab00000000000000000000000000000000000000000000000000000000000000 03000000000000000000000000000000 - end of update_add_htlc from 0 to 1 via client and mac
//
+ // 00fd - One feerate request (calculating max dust exposure) (all returning min feerate) (gonna be ingested by FuzzEstimator)
+ //
// - now respond to the update_fulfill_htlc+commitment_signed messages the client sent to peer 0
// 030012 - inbound read from peer id 0 of len 18
// 0063 03000000000000000000000000000000 - message header indicating message length 99
// - client now sends id 1 update_add_htlc and commitment_signed (CHECK 7 duplicate)
// - we respond with revoke_and_ack, then commitment_signed, then update_fail_htlc
//
+ // 00fd00fd - Two feerate requests (calculating max dust exposure) (all returning min feerate) (gonna be ingested by FuzzEstimator)
+ //
// 030112 - inbound read from peer id 1 of len 18
// 0064 01000000000000000000000000000000 - message header indicating message length 100
// 030174 - inbound read from peer id 1 of len 116
// 0300c1 - inbound read from peer id 0 of len 193
// ffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffffff 5300000000000000000000000000000000000000000000000000000000000000 03000000000000000000000000000000 - end of update_add_htlc from 0 to 1 via client and mac
//
+ // 00fd - One feerate request (calculating max dust exposure) (all returning min feerate) (gonna be ingested by FuzzEstimator)
+ //
// 030012 - inbound read from peer id 0 of len 18
// 00a4 03000000000000000000000000000000 - message header indicating message length 164
// 0300b4 - inbound read from peer id 0 of len 180
// 07 - process the now-pending HTLC forward
// - client now sends id 1 update_add_htlc and commitment_signed (CHECK 7 duplicate)
//
+ // 00fd00fd - Two feerate requests (calculating max dust exposure) (all returning min feerate) (gonna be ingested by FuzzEstimator)
+ //
// 0c007d - connect a block with one transaction of len 125
// 02000000013a000000000000000000000000000000000000000000000000000000000000000000000000000000800258020000000000002200204b0000000000000000000000000000000000000000000000000000000000000014c0000000000000160014280000000000000000000000000000000000000005000020 - the commitment transaction for channel 3f00000000000000000000000000000000000000000000000000000000000000
//
// - 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 crate::ln::msgs;
use crate::ln::msgs::DecodeError;
use crate::ln::script::{self, ShutdownScript};
-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::channelmanager::{self, CounterpartyForwardingInfo, PendingHTLCStatus, HTLCSource, SentHTLCId, HTLCFailureMsg, PendingHTLCInfo, RAACommitmentOrder, BREAKDOWN_TIMEOUT, MIN_CLTV_EXPIRY_DELTA, MAX_LOCAL_BREAKDOWN_TIMEOUT, ChannelShutdownState};
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::util::ser::{Readable, ReadableArgs, Writeable, Writer, VecWriter};
use crate::util::logger::Logger;
use crate::util::errors::APIError;
- use crate::util::config::{UserConfig, ChannelConfig, LegacyChannelConfig, ChannelHandshakeConfig, ChannelHandshakeLimits};
+ use crate::util::config::{UserConfig, ChannelConfig, LegacyChannelConfig, ChannelHandshakeConfig, ChannelHandshakeLimits, MaxDustHTLCExposure};
use crate::util::scid_utils::scid_from_parts;
use crate::io;
(self.channel_state & mask) == (ChannelState::ChannelReady as u32) && !self.monitor_pending_channel_ready
}
+ /// shutdown state returns the state of the channel in its various stages of shutdown
+ pub fn shutdown_state(&self) -> ChannelShutdownState {
+ if self.channel_state & (ChannelState::ShutdownComplete as u32) != 0 {
+ return ChannelShutdownState::ShutdownComplete;
+ }
+ if self.channel_state & (ChannelState::LocalShutdownSent as u32) != 0 && self.channel_state & (ChannelState::RemoteShutdownSent as u32) == 0 {
+ return ChannelShutdownState::ShutdownInitiated;
+ }
+ if (self.channel_state & BOTH_SIDES_SHUTDOWN_MASK != 0) && !self.closing_negotiation_ready() {
+ return ChannelShutdownState::ResolvingHTLCs;
+ }
+ if (self.channel_state & BOTH_SIDES_SHUTDOWN_MASK != 0) && self.closing_negotiation_ready() {
+ return ChannelShutdownState::NegotiatingClosingFee;
+ }
+ return ChannelShutdownState::NotShuttingDown;
+ }
+
+ fn closing_negotiation_ready(&self) -> bool {
+ self.pending_inbound_htlcs.is_empty() &&
+ self.pending_outbound_htlcs.is_empty() &&
+ self.pending_update_fee.is_none() &&
+ self.channel_state &
+ (BOTH_SIDES_SHUTDOWN_MASK |
+ ChannelState::AwaitingRemoteRevoke as u32 |
+ ChannelState::PeerDisconnected as u32 |
+ ChannelState::MonitorUpdateInProgress as u32) == BOTH_SIDES_SHUTDOWN_MASK
+ }
+
/// Returns true if this channel is currently available for use. This is a superset of
/// is_usable() and considers things like the channel being temporarily disabled.
/// Allowed in any state (including after shutdown)
cmp::max(self.config.options.cltv_expiry_delta, MIN_CLTV_EXPIRY_DELTA)
}
- pub fn get_max_dust_htlc_exposure_msat(&self) -> u64 {
- self.config.options.max_dust_htlc_exposure_msat
+ pub fn get_max_dust_htlc_exposure_msat<F: Deref>(&self,
+ fee_estimator: &LowerBoundedFeeEstimator<F>) -> u64
+ where F::Target: FeeEstimator
+ {
+ match self.config.options.max_dust_htlc_exposure {
+ MaxDustHTLCExposure::FeeRateMultiplier(multiplier) => {
+ let feerate_per_kw = fee_estimator.bounded_sat_per_1000_weight(
+ ConfirmationTarget::HighPriority);
+ feerate_per_kw as u64 * multiplier
+ },
+ MaxDustHTLCExposure::FixedLimitMsat(limit) => limit,
+ }
}
/// Returns the previous [`ChannelConfig`] applied to this channel, if any.
/// Doesn't bother handling the
/// if-we-removed-it-already-but-haven't-fully-resolved-they-can-still-send-an-inbound-HTLC
/// corner case properly.
- pub fn get_available_balances(&self) -> AvailableBalances {
+ pub fn get_available_balances<F: Deref>(&self, fee_estimator: &LowerBoundedFeeEstimator<F>)
+ -> AvailableBalances
+ where F::Target: FeeEstimator
+ {
let context = &self;
// Note that we have to handle overflow due to the above case.
let inbound_stats = context.get_inbound_pending_htlc_stats(None);
// send above the dust limit (as the router can always overpay to meet the dust limit).
let mut remaining_msat_below_dust_exposure_limit = None;
let mut dust_exposure_dust_limit_msat = 0;
+ let max_dust_htlc_exposure_msat = context.get_max_dust_htlc_exposure_msat(fee_estimator);
let (htlc_success_dust_limit, htlc_timeout_dust_limit) = if context.get_channel_type().supports_anchors_zero_fee_htlc_tx() {
(context.counterparty_dust_limit_satoshis, context.holder_dust_limit_satoshis)
context.holder_dust_limit_satoshis + dust_buffer_feerate * htlc_timeout_tx_weight(context.get_channel_type()) / 1000)
};
let on_counterparty_dust_htlc_exposure_msat = inbound_stats.on_counterparty_tx_dust_exposure_msat + outbound_stats.on_counterparty_tx_dust_exposure_msat;
- if on_counterparty_dust_htlc_exposure_msat as i64 + htlc_success_dust_limit as i64 * 1000 - 1 > context.get_max_dust_htlc_exposure_msat() as i64 {
+ if on_counterparty_dust_htlc_exposure_msat as i64 + htlc_success_dust_limit as i64 * 1000 - 1 > max_dust_htlc_exposure_msat as i64 {
remaining_msat_below_dust_exposure_limit =
- Some(context.get_max_dust_htlc_exposure_msat().saturating_sub(on_counterparty_dust_htlc_exposure_msat));
+ Some(max_dust_htlc_exposure_msat.saturating_sub(on_counterparty_dust_htlc_exposure_msat));
dust_exposure_dust_limit_msat = cmp::max(dust_exposure_dust_limit_msat, htlc_success_dust_limit * 1000);
}
let on_holder_dust_htlc_exposure_msat = inbound_stats.on_holder_tx_dust_exposure_msat + outbound_stats.on_holder_tx_dust_exposure_msat;
- if on_holder_dust_htlc_exposure_msat as i64 + htlc_timeout_dust_limit as i64 * 1000 - 1 > context.get_max_dust_htlc_exposure_msat() as i64 {
+ if on_holder_dust_htlc_exposure_msat as i64 + htlc_timeout_dust_limit as i64 * 1000 - 1 > max_dust_htlc_exposure_msat as i64 {
remaining_msat_below_dust_exposure_limit = Some(cmp::min(
remaining_msat_below_dust_exposure_limit.unwrap_or(u64::max_value()),
- context.get_max_dust_htlc_exposure_msat().saturating_sub(on_holder_dust_htlc_exposure_msat)));
+ max_dust_htlc_exposure_msat.saturating_sub(on_holder_dust_htlc_exposure_msat)));
dust_exposure_dust_limit_msat = cmp::max(dust_exposure_dust_limit_msat, htlc_timeout_dust_limit * 1000);
}
Ok(self.get_announcement_sigs(node_signer, genesis_block_hash, user_config, best_block.height(), logger))
}
- pub fn update_add_htlc<F, L: Deref>(&mut self, msg: &msgs::UpdateAddHTLC, mut pending_forward_status: PendingHTLCStatus, create_pending_htlc_status: F, logger: &L) -> Result<(), ChannelError>
- where F: for<'a> Fn(&'a Self, PendingHTLCStatus, u16) -> PendingHTLCStatus, L::Target: Logger {
+ pub fn update_add_htlc<F, FE: Deref, L: Deref>(
+ &mut self, msg: &msgs::UpdateAddHTLC, mut pending_forward_status: PendingHTLCStatus,
+ create_pending_htlc_status: F, fee_estimator: &LowerBoundedFeeEstimator<FE>, logger: &L
+ ) -> Result<(), ChannelError>
+ where F: for<'a> Fn(&'a Self, PendingHTLCStatus, u16) -> PendingHTLCStatus,
+ FE::Target: FeeEstimator, L::Target: Logger,
+ {
// We can't accept HTLCs sent after we've sent a shutdown.
let local_sent_shutdown = (self.context.channel_state & (ChannelState::ChannelReady as u32 | ChannelState::LocalShutdownSent as u32)) != (ChannelState::ChannelReady as u32);
if local_sent_shutdown {
}
}
+ let max_dust_htlc_exposure_msat = self.context.get_max_dust_htlc_exposure_msat(fee_estimator);
let (htlc_timeout_dust_limit, htlc_success_dust_limit) = if self.context.get_channel_type().supports_anchors_zero_fee_htlc_tx() {
(0, 0)
} else {
let exposure_dust_limit_timeout_sats = htlc_timeout_dust_limit + self.context.counterparty_dust_limit_satoshis;
if msg.amount_msat / 1000 < exposure_dust_limit_timeout_sats {
let on_counterparty_tx_dust_htlc_exposure_msat = inbound_stats.on_counterparty_tx_dust_exposure_msat + outbound_stats.on_counterparty_tx_dust_exposure_msat + msg.amount_msat;
- if on_counterparty_tx_dust_htlc_exposure_msat > self.context.get_max_dust_htlc_exposure_msat() {
+ if on_counterparty_tx_dust_htlc_exposure_msat > max_dust_htlc_exposure_msat {
log_info!(logger, "Cannot accept value that would put our exposure to dust HTLCs at {} over the limit {} on counterparty commitment tx",
- on_counterparty_tx_dust_htlc_exposure_msat, self.context.get_max_dust_htlc_exposure_msat());
+ on_counterparty_tx_dust_htlc_exposure_msat, max_dust_htlc_exposure_msat);
pending_forward_status = create_pending_htlc_status(self, pending_forward_status, 0x1000|7);
}
}
let exposure_dust_limit_success_sats = htlc_success_dust_limit + self.context.holder_dust_limit_satoshis;
if msg.amount_msat / 1000 < exposure_dust_limit_success_sats {
let on_holder_tx_dust_htlc_exposure_msat = inbound_stats.on_holder_tx_dust_exposure_msat + outbound_stats.on_holder_tx_dust_exposure_msat + msg.amount_msat;
- if on_holder_tx_dust_htlc_exposure_msat > self.context.get_max_dust_htlc_exposure_msat() {
+ if on_holder_tx_dust_htlc_exposure_msat > max_dust_htlc_exposure_msat {
log_info!(logger, "Cannot accept value that would put our exposure to dust HTLCs at {} over the limit {} on holder commitment tx",
- on_holder_tx_dust_htlc_exposure_msat, self.context.get_max_dust_htlc_exposure_msat());
+ on_holder_tx_dust_htlc_exposure_msat, max_dust_htlc_exposure_msat);
pending_forward_status = create_pending_htlc_status(self, pending_forward_status, 0x1000|7);
}
}
/// 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) -> (Option<ChannelMonitorUpdate>, Vec<(HTLCSource, PaymentHash)>) where L::Target: Logger {
+ pub fn maybe_free_holding_cell_htlcs<F: Deref, L: Deref>(
+ &mut self, fee_estimator: &LowerBoundedFeeEstimator<F>, logger: &L
+ ) -> (Option<ChannelMonitorUpdate>, Vec<(HTLCSource, PaymentHash)>)
+ where F::Target: FeeEstimator, L::Target: Logger
+ {
if self.context.channel_state >= ChannelState::ChannelReady as u32 &&
(self.context.channel_state & (ChannelState::AwaitingRemoteRevoke as u32 | ChannelState::PeerDisconnected as u32 | ChannelState::MonitorUpdateInProgress as u32)) == 0 {
- self.free_holding_cell_htlcs(logger)
+ self.free_holding_cell_htlcs(fee_estimator, logger)
} 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) -> (Option<ChannelMonitorUpdate>, Vec<(HTLCSource, PaymentHash)>) where L::Target: Logger {
+ fn free_holding_cell_htlcs<F: Deref, L: Deref>(
+ &mut self, fee_estimator: &LowerBoundedFeeEstimator<F>, logger: &L
+ ) -> (Option<ChannelMonitorUpdate>, Vec<(HTLCSource, PaymentHash)>)
+ where F::Target: FeeEstimator, L::Target: Logger
+ {
assert_eq!(self.context.channel_state & ChannelState::MonitorUpdateInProgress as u32, 0);
if self.context.holding_cell_htlc_updates.len() != 0 || self.context.holding_cell_update_fee.is_some() {
log_trace!(logger, "Freeing holding cell with {} HTLC updates{} in channel {}", self.context.holding_cell_htlc_updates.len(),
skimmed_fee_msat, ..
} => {
match self.send_htlc(amount_msat, *payment_hash, cltv_expiry, source.clone(),
- onion_routing_packet.clone(), false, skimmed_fee_msat, logger)
+ onion_routing_packet.clone(), false, skimmed_fee_msat, fee_estimator, logger)
{
Ok(update_add_msg_option) => update_add_htlcs.push(update_add_msg_option.unwrap()),
Err(e) => {
return (None, htlcs_to_fail);
}
let update_fee = if let Some(feerate) = self.context.holding_cell_update_fee.take() {
- self.send_update_fee(feerate, false, logger)
+ self.send_update_fee(feerate, false, fee_estimator, logger)
} else {
None
};
/// 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<(Vec<(HTLCSource, PaymentHash)>, Option<ChannelMonitorUpdate>), ChannelError>
- where L::Target: Logger,
+ pub fn revoke_and_ack<F: Deref, L: Deref>(&mut self, msg: &msgs::RevokeAndACK,
+ fee_estimator: &LowerBoundedFeeEstimator<F>, logger: &L
+ ) -> Result<(Vec<(HTLCSource, PaymentHash)>, Option<ChannelMonitorUpdate>), ChannelError>
+ where F::Target: FeeEstimator, L::Target: Logger,
{
if (self.context.channel_state & (ChannelState::ChannelReady as u32)) != (ChannelState::ChannelReady as u32) {
return Err(ChannelError::Close("Got revoke/ACK message when channel was not in an operational state".to_owned()));
return Ok((Vec::new(), self.push_ret_blockable_mon_update(monitor_update)));
}
- match self.free_holding_cell_htlcs(logger) {
+ match self.free_holding_cell_htlcs(fee_estimator, logger) {
(Some(mut additional_update), htlcs_to_fail) => {
// 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.
/// Queues up an outbound update fee by placing it in the holding cell. You should call
/// [`Self::maybe_free_holding_cell_htlcs`] in order to actually generate and send the
/// commitment update.
- pub fn queue_update_fee<L: Deref>(&mut self, feerate_per_kw: u32, logger: &L) where L::Target: Logger {
- let msg_opt = self.send_update_fee(feerate_per_kw, true, logger);
+ pub fn queue_update_fee<F: Deref, L: Deref>(&mut self, feerate_per_kw: u32,
+ fee_estimator: &LowerBoundedFeeEstimator<F>, logger: &L)
+ where F::Target: FeeEstimator, L::Target: Logger
+ {
+ let msg_opt = self.send_update_fee(feerate_per_kw, true, fee_estimator, logger);
assert!(msg_opt.is_none(), "We forced holding cell?");
}
///
/// You MUST call [`Self::send_commitment_no_state_update`] prior to any other calls on this
/// [`Channel`] if `force_holding_cell` is false.
- fn send_update_fee<L: Deref>(&mut self, feerate_per_kw: u32, mut force_holding_cell: bool, logger: &L) -> Option<msgs::UpdateFee> where L::Target: Logger {
+ fn send_update_fee<F: Deref, L: Deref>(
+ &mut self, feerate_per_kw: u32, mut force_holding_cell: bool,
+ fee_estimator: &LowerBoundedFeeEstimator<F>, logger: &L
+ ) -> Option<msgs::UpdateFee>
+ where F::Target: FeeEstimator, L::Target: Logger
+ {
if !self.context.is_outbound() {
panic!("Cannot send fee from inbound channel");
}
// Note, we evaluate pending htlc "preemptive" trimmed-to-dust threshold at the proposed `feerate_per_kw`.
let holder_tx_dust_exposure = inbound_stats.on_holder_tx_dust_exposure_msat + outbound_stats.on_holder_tx_dust_exposure_msat;
let counterparty_tx_dust_exposure = inbound_stats.on_counterparty_tx_dust_exposure_msat + outbound_stats.on_counterparty_tx_dust_exposure_msat;
- if holder_tx_dust_exposure > self.context.get_max_dust_htlc_exposure_msat() {
+ let max_dust_htlc_exposure_msat = self.context.get_max_dust_htlc_exposure_msat(fee_estimator);
+ if holder_tx_dust_exposure > max_dust_htlc_exposure_msat {
log_debug!(logger, "Cannot afford to send new feerate at {} without infringing max dust htlc exposure", feerate_per_kw);
return None;
}
- if counterparty_tx_dust_exposure > self.context.get_max_dust_htlc_exposure_msat() {
+ if counterparty_tx_dust_exposure > max_dust_htlc_exposure_msat {
log_debug!(logger, "Cannot afford to send new feerate at {} without infringing max dust htlc exposure", feerate_per_kw);
return None;
}
let outbound_stats = self.context.get_outbound_pending_htlc_stats(None);
let holder_tx_dust_exposure = inbound_stats.on_holder_tx_dust_exposure_msat + outbound_stats.on_holder_tx_dust_exposure_msat;
let counterparty_tx_dust_exposure = inbound_stats.on_counterparty_tx_dust_exposure_msat + outbound_stats.on_counterparty_tx_dust_exposure_msat;
- if holder_tx_dust_exposure > self.context.get_max_dust_htlc_exposure_msat() {
+ let max_dust_htlc_exposure_msat = self.context.get_max_dust_htlc_exposure_msat(fee_estimator);
+ if holder_tx_dust_exposure > max_dust_htlc_exposure_msat {
return Err(ChannelError::Close(format!("Peer sent update_fee with a feerate ({}) which may over-expose us to dust-in-flight on our own transactions (totaling {} msat)",
msg.feerate_per_kw, holder_tx_dust_exposure)));
}
- if counterparty_tx_dust_exposure > self.context.get_max_dust_htlc_exposure_msat() {
+ if counterparty_tx_dust_exposure > max_dust_htlc_exposure_msat {
return Err(ChannelError::Close(format!("Peer sent update_fee with a feerate ({}) which may over-expose us to dust-in-flight on our counterparty's transactions (totaling {} msat)",
msg.feerate_per_kw, counterparty_tx_dust_exposure)));
}
/// this point if we're the funder we should send the initial closing_signed, and in any case
/// shutdown should complete within a reasonable timeframe.
fn closing_negotiation_ready(&self) -> bool {
- self.context.pending_inbound_htlcs.is_empty() && self.context.pending_outbound_htlcs.is_empty() &&
- self.context.channel_state &
- (BOTH_SIDES_SHUTDOWN_MASK | ChannelState::AwaitingRemoteRevoke as u32 |
- ChannelState::PeerDisconnected as u32 | ChannelState::MonitorUpdateInProgress as u32)
- == BOTH_SIDES_SHUTDOWN_MASK &&
- self.context.pending_update_fee.is_none()
+ self.context.closing_negotiation_ready()
}
/// Checks if the closing_signed negotiation is making appropriate progress, possibly returning
/// commitment update.
///
/// `Err`s will only be [`ChannelError::Ignore`].
- pub fn queue_add_htlc<L: Deref>(
+ pub fn queue_add_htlc<F: Deref, L: Deref>(
&mut self, amount_msat: u64, payment_hash: PaymentHash, cltv_expiry: u32, source: HTLCSource,
- onion_routing_packet: msgs::OnionPacket, skimmed_fee_msat: Option<u64>, logger: &L
- ) -> Result<(), ChannelError> where L::Target: Logger {
+ onion_routing_packet: msgs::OnionPacket, skimmed_fee_msat: Option<u64>,
+ fee_estimator: &LowerBoundedFeeEstimator<F>, logger: &L
+ ) -> Result<(), ChannelError>
+ where F::Target: FeeEstimator, L::Target: Logger
+ {
self
.send_htlc(amount_msat, payment_hash, cltv_expiry, source, onion_routing_packet, true,
- skimmed_fee_msat, logger)
+ skimmed_fee_msat, fee_estimator, logger)
.map(|msg_opt| assert!(msg_opt.is_none(), "We forced holding cell?"))
.map_err(|err| {
if let ChannelError::Ignore(_) = err { /* fine */ }
/// on this [`Channel`] if `force_holding_cell` is false.
///
/// `Err`s will only be [`ChannelError::Ignore`].
- fn send_htlc<L: Deref>(
+ fn send_htlc<F: Deref, L: Deref>(
&mut self, amount_msat: u64, payment_hash: PaymentHash, cltv_expiry: u32, source: HTLCSource,
onion_routing_packet: msgs::OnionPacket, mut force_holding_cell: bool,
- skimmed_fee_msat: Option<u64>, logger: &L
- ) -> Result<Option<msgs::UpdateAddHTLC>, ChannelError> where L::Target: Logger {
+ skimmed_fee_msat: Option<u64>, fee_estimator: &LowerBoundedFeeEstimator<F>, logger: &L
+ ) -> Result<Option<msgs::UpdateAddHTLC>, ChannelError>
+ where F::Target: FeeEstimator, L::Target: Logger
+ {
if (self.context.channel_state & (ChannelState::ChannelReady as u32 | BOTH_SIDES_SHUTDOWN_MASK)) != (ChannelState::ChannelReady as u32) {
return Err(ChannelError::Ignore("Cannot send HTLC until channel is fully established and we haven't started shutting down".to_owned()));
}
return Err(ChannelError::Ignore("Cannot send 0-msat HTLC".to_owned()));
}
- let available_balances = self.context.get_available_balances();
+ let available_balances = self.context.get_available_balances(fee_estimator);
if amount_msat < available_balances.next_outbound_htlc_minimum_msat {
return Err(ChannelError::Ignore(format!("Cannot send less than our next-HTLC minimum - {} msat",
available_balances.next_outbound_htlc_minimum_msat)));
///
/// Shorthand for calling [`Self::send_htlc`] followed by a commitment update, see docs on
/// [`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, skimmed_fee_msat: Option<u64>, logger: &L
- ) -> Result<Option<ChannelMonitorUpdate>, ChannelError> where L::Target: Logger {
+ pub fn send_htlc_and_commit<F: Deref, L: Deref>(
+ &mut self, amount_msat: u64, payment_hash: PaymentHash, cltv_expiry: u32,
+ source: HTLCSource, onion_routing_packet: msgs::OnionPacket, skimmed_fee_msat: Option<u64>,
+ fee_estimator: &LowerBoundedFeeEstimator<F>, logger: &L
+ ) -> Result<Option<ChannelMonitorUpdate>, ChannelError>
+ where F::Target: FeeEstimator, L::Target: Logger
+ {
let send_res = self.send_htlc(amount_msat, payment_hash, cltv_expiry, source,
- onion_routing_packet, false, skimmed_fee_msat, logger);
+ onion_routing_packet, false, skimmed_fee_msat, fee_estimator, 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(_) => {
(5, self.context.config, required),
(6, serialized_holder_htlc_max_in_flight, option),
(7, self.context.shutdown_scriptpubkey, option),
+ (8, self.context.blocked_monitor_updates, vec_type),
(9, self.context.target_closing_feerate_sats_per_kw, option),
(11, self.context.monitor_pending_finalized_fulfills, vec_type),
(13, self.context.channel_creation_height, required),
(28, holder_max_accepted_htlcs, option),
(29, self.context.temporary_channel_id, option),
(31, channel_pending_event_emitted, option),
- (33, self.context.blocked_monitor_updates, vec_type),
(35, pending_outbound_skimmed_fees, optional_vec),
(37, holding_cell_skimmed_fees, optional_vec),
});
(5, config, option), // Note that if none is provided we will *not* overwrite the existing one.
(6, holder_max_htlc_value_in_flight_msat, option),
(7, shutdown_scriptpubkey, option),
+ (8, blocked_monitor_updates, vec_type),
(9, target_closing_feerate_sats_per_kw, option),
(11, monitor_pending_finalized_fulfills, vec_type),
(13, channel_creation_height, option),
(28, holder_max_accepted_htlcs, option),
(29, temporary_channel_id, option),
(31, channel_pending_event_emitted, option),
- (33, blocked_monitor_updates, vec_type),
(35, pending_outbound_skimmed_fees_opt, optional_vec),
(37, holding_cell_skimmed_fees_opt, optional_vec),
});
/// of [`KeysManager`] and [`DefaultRouter`].
///
/// This is not exported to bindings users as Arcs don't make sense in bindings
-pub type SimpleRefChannelManager<'a, 'b, 'c, 'd, 'e, 'f, 'g, 'h, M, T, F, L> = ChannelManager<&'a M, &'b T, &'c KeysManager, &'c KeysManager, &'c KeysManager, &'d F, &'e DefaultRouter<&'f NetworkGraph<&'g L>, &'g L, &'h Mutex<ProbabilisticScorer<&'f NetworkGraph<&'g L>, &'g L>>, ProbabilisticScoringFeeParameters, ProbabilisticScorer<&'f NetworkGraph<&'g L>, &'g L>>, &'g L>;
+pub type SimpleRefChannelManager<'a, 'b, 'c, 'd, 'e, 'f, 'g, 'h, M, T, F, L> =
+ ChannelManager<
+ &'a M,
+ &'b T,
+ &'c KeysManager,
+ &'c KeysManager,
+ &'c KeysManager,
+ &'d F,
+ &'e DefaultRouter<
+ &'f NetworkGraph<&'g L>,
+ &'g L,
+ &'h Mutex<ProbabilisticScorer<&'f NetworkGraph<&'g L>, &'g L>>,
+ ProbabilisticScoringFeeParameters,
+ ProbabilisticScorer<&'f NetworkGraph<&'g L>, &'g L>
+ >,
+ &'g L
+ >;
macro_rules! define_test_pub_trait { ($vis: vis) => {
/// A trivial trait which describes any [`ChannelManager`] used in testing.
///
/// [`confirmations_required`]: ChannelDetails::confirmations_required
pub is_channel_ready: bool,
+ /// The stage of the channel's shutdown.
+ /// `None` for `ChannelDetails` serialized on LDK versions prior to 0.0.116.
+ pub channel_shutdown_state: Option<ChannelShutdownState>,
/// True if the channel is (a) confirmed and channel_ready messages have been exchanged, (b)
/// the peer is connected, and (c) the channel is not currently negotiating a shutdown.
///
self.short_channel_id.or(self.outbound_scid_alias)
}
- fn from_channel_context<Signer: WriteableEcdsaChannelSigner>(context: &ChannelContext<Signer>,
- best_block_height: u32, latest_features: InitFeatures) -> Self {
-
- let balance = context.get_available_balances();
+ fn from_channel_context<Signer: WriteableEcdsaChannelSigner, F: Deref>(
+ context: &ChannelContext<Signer>, best_block_height: u32, latest_features: InitFeatures,
+ fee_estimator: &LowerBoundedFeeEstimator<F>
+ ) -> Self
+ where F::Target: FeeEstimator
+ {
+ let balance = context.get_available_balances(fee_estimator);
let (to_remote_reserve_satoshis, to_self_reserve_satoshis) =
context.get_holder_counterparty_selected_channel_reserve_satoshis();
ChannelDetails {
inbound_htlc_minimum_msat: Some(context.get_holder_htlc_minimum_msat()),
inbound_htlc_maximum_msat: context.get_holder_htlc_maximum_msat(),
config: Some(context.config()),
+ channel_shutdown_state: Some(context.shutdown_state()),
}
}
}
+#[derive(Clone, Copy, Debug, PartialEq, Eq)]
+/// Further information on the details of the channel shutdown.
+/// Upon channels being forced closed (i.e. commitment transaction confirmation detected
+/// by `ChainMonitor`), ChannelShutdownState will be set to `ShutdownComplete` or
+/// the channel will be removed shortly.
+/// Also note, that in normal operation, peers could disconnect at any of these states
+/// and require peer re-connection before making progress onto other states
+pub enum ChannelShutdownState {
+ /// Channel has not sent or received a shutdown message.
+ NotShuttingDown,
+ /// Local node has sent a shutdown message for this channel.
+ ShutdownInitiated,
+ /// Shutdown message exchanges have concluded and the channels are in the midst of
+ /// resolving all existing open HTLCs before closing can continue.
+ ResolvingHTLCs,
+ /// All HTLCs have been resolved, nodes are currently negotiating channel close onchain fee rates.
+ NegotiatingClosingFee,
+ /// We've successfully negotiated a closing_signed dance. At this point `ChannelManager` is about
+ /// to drop the channel.
+ ShutdownComplete,
+}
+
/// Used by [`ChannelManager::list_recent_payments`] to express the status of recent payments.
/// These include payments that have yet to find a successful path, or have unresolved HTLCs.
#[derive(Debug, PartialEq)]
{
/// Constructs a new `ChannelManager` to hold several channels and route between them.
///
+ /// The current time or latest block header time can be provided as the `current_timestamp`.
+ ///
/// This is the main "logic hub" for all channel-related actions, and implements
/// [`ChannelMessageHandler`].
///
/// [`block_connected`]: chain::Listen::block_connected
/// [`block_disconnected`]: chain::Listen::block_disconnected
/// [`params.best_block.block_hash`]: chain::BestBlock::block_hash
- pub fn new(fee_est: F, chain_monitor: M, tx_broadcaster: T, router: R, logger: L, entropy_source: ES, node_signer: NS, signer_provider: SP, config: UserConfig, params: ChainParameters) -> Self {
+ pub fn new(
+ fee_est: F, chain_monitor: M, tx_broadcaster: T, router: R, logger: L, entropy_source: ES,
+ node_signer: NS, signer_provider: SP, config: UserConfig, params: ChainParameters,
+ current_timestamp: u32,
+ ) -> Self {
let mut secp_ctx = Secp256k1::new();
secp_ctx.seeded_randomize(&entropy_source.get_secure_random_bytes());
let inbound_pmt_key_material = node_signer.get_inbound_payment_key_material();
probing_cookie_secret: entropy_source.get_secure_random_bytes(),
- highest_seen_timestamp: AtomicUsize::new(0),
+ highest_seen_timestamp: AtomicUsize::new(current_timestamp as usize),
per_peer_state: FairRwLock::new(HashMap::new()),
let peer_state = &mut *peer_state_lock;
for (_channel_id, channel) in peer_state.channel_by_id.iter().filter(f) {
let details = ChannelDetails::from_channel_context(&channel.context, best_block_height,
- peer_state.latest_features.clone());
+ peer_state.latest_features.clone(), &self.fee_estimator);
res.push(details);
}
}
let peer_state = &mut *peer_state_lock;
for (_channel_id, channel) in peer_state.channel_by_id.iter() {
let details = ChannelDetails::from_channel_context(&channel.context, best_block_height,
- peer_state.latest_features.clone());
+ peer_state.latest_features.clone(), &self.fee_estimator);
res.push(details);
}
for (_channel_id, channel) in peer_state.inbound_v1_channel_by_id.iter() {
let details = ChannelDetails::from_channel_context(&channel.context, best_block_height,
- peer_state.latest_features.clone());
+ peer_state.latest_features.clone(), &self.fee_estimator);
res.push(details);
}
for (_channel_id, channel) in peer_state.outbound_v1_channel_by_id.iter() {
let details = ChannelDetails::from_channel_context(&channel.context, best_block_height,
- peer_state.latest_features.clone());
+ peer_state.latest_features.clone(), &self.fee_estimator);
res.push(details);
}
}
return peer_state.channel_by_id
.iter()
.map(|(_, channel)|
- ChannelDetails::from_channel_context(&channel.context, best_block_height, features.clone()))
+ ChannelDetails::from_channel_context(&channel.context, best_block_height,
+ features.clone(), &self.fee_estimator))
.collect();
}
vec![]
session_priv: session_priv.clone(),
first_hop_htlc_msat: htlc_msat,
payment_id,
- }, onion_packet, None, &self.logger);
+ }, onion_packet, None, &self.fee_estimator, &self.logger);
match break_chan_entry!(self, send_res, chan) {
Some(monitor_update) => {
match handle_new_monitor_update!(self, funding_txo, monitor_update, peer_state_lock, peer_state, per_peer_state, chan) {
});
if let Err(e) = chan.get_mut().queue_add_htlc(outgoing_amt_msat,
payment_hash, outgoing_cltv_value, htlc_source.clone(),
- onion_packet, skimmed_fee_msat, &self.logger)
+ onion_packet, skimmed_fee_msat, &self.fee_estimator,
+ &self.logger)
{
if let ChannelError::Ignore(msg) = e {
log_trace!(self.logger, "Failed to forward HTLC with payment_hash {}: {}", log_bytes!(payment_hash.0), msg);
log_trace!(self.logger, "Channel {} qualifies for a feerate change from {} to {}.",
log_bytes!(chan_id[..]), chan.context.get_feerate_sat_per_1000_weight(), new_feerate);
- chan.queue_update_fee(new_feerate, &self.logger);
+ chan.queue_update_fee(new_feerate, &self.fee_estimator, &self.logger);
NotifyOption::DoPersist
}
_ => pending_forward_info
}
};
- try_chan_entry!(self, chan.get_mut().update_add_htlc(&msg, pending_forward_info, create_pending_htlc_status, &self.logger), chan);
+ try_chan_entry!(self, chan.get_mut().update_add_htlc(&msg, pending_forward_info, create_pending_htlc_status, &self.fee_estimator, &self.logger), chan);
},
hash_map::Entry::Vacant(_) => return Err(MsgHandleErrInternal::send_err_msg_no_close(format!("Got a message for a channel from the wrong node! No such channel for the passed counterparty_node_id {}", counterparty_node_id), msg.channel_id))
}
match peer_state.channel_by_id.entry(msg.channel_id) {
hash_map::Entry::Occupied(mut chan) => {
let funding_txo = chan.get().context.get_funding_txo();
- let (htlcs_to_fail, monitor_update_opt) = try_chan_entry!(self, chan.get_mut().revoke_and_ack(&msg, &self.logger), chan);
+ let (htlcs_to_fail, monitor_update_opt) = try_chan_entry!(self, chan.get_mut().revoke_and_ack(&msg, &self.fee_estimator, &self.logger), chan);
let res = if let Some(monitor_update) = monitor_update_opt {
handle_new_monitor_update!(self, funding_txo.unwrap(), monitor_update,
peer_state_lock, peer_state, per_peer_state, chan).map(|_| ())
let counterparty_node_id = chan.context.get_counterparty_node_id();
let funding_txo = chan.context.get_funding_txo();
let (monitor_opt, holding_cell_failed_htlcs) =
- chan.maybe_free_holding_cell_htlcs(&self.logger);
+ chan.maybe_free_holding_cell_htlcs(&self.fee_estimator, &self.logger);
if !holding_cell_failed_htlcs.is_empty() {
failed_htlcs.push((holding_cell_failed_htlcs, *channel_id, counterparty_node_id));
}
(35, self.inbound_htlc_maximum_msat, option),
(37, user_channel_id_high_opt, option),
(39, self.feerate_sat_per_1000_weight, option),
+ (41, self.channel_shutdown_state, option),
});
Ok(())
}
(35, inbound_htlc_maximum_msat, option),
(37, user_channel_id_high_opt, option),
(39, feerate_sat_per_1000_weight, option),
+ (41, channel_shutdown_state, option),
});
// `user_channel_id` used to be a single u64 value. In order to remain backwards compatible with
inbound_htlc_minimum_msat,
inbound_htlc_maximum_msat,
feerate_sat_per_1000_weight,
+ channel_shutdown_state,
})
}
}
}
}
+impl_writeable_tlv_based_enum!(ChannelShutdownState,
+ (0, NotShuttingDown) => {},
+ (2, ShutdownInitiated) => {},
+ (4, ResolvingHTLCs) => {},
+ (6, NegotiatingClosingFee) => {},
+ (8, ShutdownComplete) => {}, ;
+);
+
/// Arguments for the creation of a ChannelManager that are not deserialized.
///
/// At a high-level, the process for deserializing a ChannelManager and resuming normal operation
use crate::routing::gossip::NetworkGraph;
use crate::routing::router::{PaymentParameters, RouteParameters};
use crate::util::test_utils;
- use crate::util::config::UserConfig;
+ use crate::util::config::{UserConfig, MaxDustHTLCExposure};
use bitcoin::hashes::Hash;
use bitcoin::hashes::sha256::Hash as Sha256;
// Note that this is unrealistic as each payment send will require at least two fsync
// calls per node.
let network = bitcoin::Network::Testnet;
+ let genesis_block = bitcoin::blockdata::constants::genesis_block(network);
let tx_broadcaster = test_utils::TestBroadcaster::new(network);
let fee_estimator = test_utils::TestFeeEstimator { sat_per_kw: Mutex::new(253) };
let router = test_utils::TestRouter::new(Arc::new(NetworkGraph::new(network, &logger_a)), &scorer);
let mut config: UserConfig = Default::default();
+ config.channel_config.max_dust_htlc_exposure = MaxDustHTLCExposure::FeeRateMultiplier(5_000_000 / 253);
config.channel_handshake_config.minimum_depth = 1;
let chain_monitor_a = ChainMonitor::new(None, &tx_broadcaster, &logger_a, &fee_estimator, &persister_a);
let node_a = ChannelManager::new(&fee_estimator, &chain_monitor_a, &tx_broadcaster, &router, &logger_a, &keys_manager_a, &keys_manager_a, &keys_manager_a, config.clone(), ChainParameters {
network,
best_block: BestBlock::from_network(network),
- });
+ }, genesis_block.header.time);
let node_a_holder = ANodeHolder { node: &node_a };
let logger_b = test_utils::TestLogger::with_id("node a".to_owned());
let node_b = ChannelManager::new(&fee_estimator, &chain_monitor_b, &tx_broadcaster, &router, &logger_b, &keys_manager_b, &keys_manager_b, &keys_manager_b, config.clone(), ChainParameters {
network,
best_block: BestBlock::from_network(network),
- });
+ }, genesis_block.header.time);
let node_b_holder = ANodeHolder { node: &node_b };
node_a.peer_connected(&node_b.get_our_node_id(), &Init {
projects / rust-lightning / commitdiff