From 7fda599eccdc122abec931bcb666ee882dba0bd9 Mon Sep 17 00:00:00 2001 From: t-bast Date: Wed, 27 Mar 2024 15:51:08 +0100 Subject: [PATCH] Add support for setting nLocktime We add `nLocktime` to `closing_complete`, to allow the initiator to decide what value to use to provide better anonymity and protection against fee sniping. --- .../main/scala/fr/acinq/eclair/channel/Helpers.scala | 10 +++++----- .../scala/fr/acinq/eclair/channel/fsm/Channel.scala | 12 ++++++------ .../fr/acinq/eclair/transactions/Transactions.scala | 4 ++-- .../wire/protocol/LightningMessageCodecs.scala | 1 + .../eclair/wire/protocol/LightningMessageTypes.scala | 2 +- .../acinq/eclair/transactions/TransactionsSpec.scala | 6 +++--- .../wire/protocol/LightningMessageCodecsSpec.scala | 10 +++++----- 7 files changed, 23 insertions(+), 22 deletions(-) diff --git a/eclair-core/src/main/scala/fr/acinq/eclair/channel/Helpers.scala b/eclair-core/src/main/scala/fr/acinq/eclair/channel/Helpers.scala index c699c9ad60..2551ce3c60 100644 --- a/eclair-core/src/main/scala/fr/acinq/eclair/channel/Helpers.scala +++ b/eclair-core/src/main/scala/fr/acinq/eclair/channel/Helpers.scala @@ -687,11 +687,11 @@ object Helpers { } /** We are the closer: we sign closing transactions for which we pay the fees. */ - def makeSimpleClosingTx(keyManager: ChannelKeyManager, commitment: FullCommitment, localScriptPubkey: ByteVector, remoteScriptPubkey: ByteVector, feerate: FeeratePerKw): Either[ChannelException, (ClosingTxs, ClosingComplete)] = { + def makeSimpleClosingTx(currentBlockHeight: BlockHeight, keyManager: ChannelKeyManager, commitment: FullCommitment, localScriptPubkey: ByteVector, remoteScriptPubkey: ByteVector, feerate: FeeratePerKw): Either[ChannelException, (ClosingTxs, ClosingComplete)] = { require(isValidFinalScriptPubkey(localScriptPubkey, allowAnySegwit = true, allowOpReturn = true), "invalid localScriptPubkey") require(isValidFinalScriptPubkey(remoteScriptPubkey, allowAnySegwit = true, allowOpReturn = true), "invalid remoteScriptPubkey") val closingFee = { - val dummyClosingTxs = Transactions.makeSimpleClosingTxs(commitment.commitInput, commitment.localCommit.spec, SimpleClosingTxFee.PaidByUs(0 sat), localScriptPubkey, remoteScriptPubkey) + val dummyClosingTxs = Transactions.makeSimpleClosingTxs(commitment.commitInput, commitment.localCommit.spec, SimpleClosingTxFee.PaidByUs(0 sat), currentBlockHeight.toLong, localScriptPubkey, remoteScriptPubkey) dummyClosingTxs.preferred_opt match { case Some(dummyTx) => val dummySignedTx = Transactions.addSigs(dummyTx, Transactions.PlaceHolderPubKey, Transactions.PlaceHolderPubKey, Transactions.PlaceHolderSig, Transactions.PlaceHolderSig) @@ -699,14 +699,14 @@ object Helpers { case None => return Left(CannotGenerateClosingTx(commitment.channelId)) } } - val closingTxs = Transactions.makeSimpleClosingTxs(commitment.commitInput, commitment.localCommit.spec, closingFee, localScriptPubkey, remoteScriptPubkey) + val closingTxs = Transactions.makeSimpleClosingTxs(commitment.commitInput, commitment.localCommit.spec, closingFee, currentBlockHeight.toLong, localScriptPubkey, remoteScriptPubkey) // The actual fee we're paying will be bigger than the one we previously computed if we omit our output. val actualFee = closingTxs.preferred_opt match { case Some(closingTx) if closingTx.fee > 0.sat => closingTx.fee case _ => return Left(CannotGenerateClosingTx(commitment.channelId)) } val localFundingPubKey = keyManager.fundingPublicKey(commitment.localParams.fundingKeyPath, commitment.fundingTxIndex) - val closingComplete = ClosingComplete(commitment.channelId, actualFee, TlvStream(Set( + val closingComplete = ClosingComplete(commitment.channelId, actualFee, currentBlockHeight.toLong, TlvStream(Set( closingTxs.localAndRemote_opt.map(tx => ClosingTlv.CloserAndClosee(keyManager.sign(tx, localFundingPubKey, TxOwner.Local, commitment.params.commitmentFormat))), closingTxs.localOnly_opt.map(tx => ClosingTlv.CloserNoClosee(keyManager.sign(tx, localFundingPubKey, TxOwner.Local, commitment.params.commitmentFormat))), closingTxs.remoteOnly_opt.map(tx => ClosingTlv.NoCloserClosee(keyManager.sign(tx, localFundingPubKey, TxOwner.Local, commitment.params.commitmentFormat))), @@ -721,7 +721,7 @@ object Helpers { */ def signSimpleClosingTx(keyManager: ChannelKeyManager, commitment: FullCommitment, localScriptPubkey: ByteVector, remoteScriptPubkey: ByteVector, closingComplete: ClosingComplete): Either[ChannelException, (ClosingTx, ClosingSig)] = { val closingFee = SimpleClosingTxFee.PaidByThem(closingComplete.fees) - val closingTxs = Transactions.makeSimpleClosingTxs(commitment.commitInput, commitment.localCommit.spec, closingFee, localScriptPubkey, remoteScriptPubkey) + val closingTxs = Transactions.makeSimpleClosingTxs(commitment.commitInput, commitment.localCommit.spec, closingFee, closingComplete.lockTime, localScriptPubkey, remoteScriptPubkey) // If our output isn't dust, they must provide a signature for a transaction that includes it. // Note that we're the closee, so we look for signatures including the closee output. (closingTxs.localAndRemote_opt, closingTxs.localOnly_opt) match { diff --git a/eclair-core/src/main/scala/fr/acinq/eclair/channel/fsm/Channel.scala b/eclair-core/src/main/scala/fr/acinq/eclair/channel/fsm/Channel.scala index 99c03a6bf1..7eb7df5e53 100644 --- a/eclair-core/src/main/scala/fr/acinq/eclair/channel/fsm/Channel.scala +++ b/eclair-core/src/main/scala/fr/acinq/eclair/channel/fsm/Channel.scala @@ -735,7 +735,7 @@ class Channel(val nodeParams: NodeParams, val wallet: OnChainChannelFunder with // there are no pending signed changes, let's directly negotiate a closing transaction if (Features.canUseFeature(d.commitments.params.localParams.initFeatures, d.commitments.params.remoteParams.initFeatures, Features.SimpleClose)) { val closingFeerate = nodeParams.onChainFeeConf.getClosingFeerate(nodeParams.currentFeerates) - MutualClose.makeSimpleClosingTx(keyManager, d.commitments.latest, localShutdown.scriptPubKey, remoteShutdownScript, closingFeerate) match { + MutualClose.makeSimpleClosingTx(nodeParams.currentBlockHeight, keyManager, d.commitments.latest, localShutdown.scriptPubKey, remoteShutdownScript, closingFeerate) match { case Left(f) => log.warning("cannot create local closing txs, waiting for remote closing_complete: {}", f.getMessage) goto(NEGOTIATING_SIMPLE) using DATA_NEGOTIATING_SIMPLE(d.commitments, localShutdown, remoteShutdown, Nil, Nil) storing() sending sendList @@ -1331,7 +1331,7 @@ class Channel(val nodeParams: NodeParams, val wallet: OnChainChannelFunder with if (commitments1.hasNoPendingHtlcsOrFeeUpdate) { if (Features.canUseFeature(d.commitments.params.localParams.initFeatures, d.commitments.params.remoteParams.initFeatures, Features.SimpleClose)) { val closingFeerate = nodeParams.onChainFeeConf.getClosingFeerate(nodeParams.currentFeerates) - MutualClose.makeSimpleClosingTx(keyManager, d.commitments.latest, localShutdown.scriptPubKey, remoteShutdown.scriptPubKey, closingFeerate) match { + MutualClose.makeSimpleClosingTx(nodeParams.currentBlockHeight, keyManager, d.commitments.latest, localShutdown.scriptPubKey, remoteShutdown.scriptPubKey, closingFeerate) match { case Left(f) => log.warning("cannot create local closing txs, waiting for remote closing_complete: {}", f.getMessage) goto(NEGOTIATING_SIMPLE) using DATA_NEGOTIATING_SIMPLE(d.commitments, localShutdown, remoteShutdown, Nil, Nil) storing() sending revocation @@ -1382,7 +1382,7 @@ class Channel(val nodeParams: NodeParams, val wallet: OnChainChannelFunder with log.debug("switching to NEGOTIATING spec:\n{}", commitments1.latest.specs2String) if (Features.canUseFeature(d.commitments.params.localParams.initFeatures, d.commitments.params.remoteParams.initFeatures, Features.SimpleClose)) { val closingFeerate = nodeParams.onChainFeeConf.getClosingFeerate(nodeParams.currentFeerates) - MutualClose.makeSimpleClosingTx(keyManager, d.commitments.latest, localShutdown.scriptPubKey, remoteShutdown.scriptPubKey, closingFeerate) match { + MutualClose.makeSimpleClosingTx(nodeParams.currentBlockHeight, keyManager, d.commitments.latest, localShutdown.scriptPubKey, remoteShutdown.scriptPubKey, closingFeerate) match { case Left(f) => log.warning("cannot create local closing txs, waiting for remote closing_complete: {}", f.getMessage) goto(NEGOTIATING_SIMPLE) using DATA_NEGOTIATING_SIMPLE(d.commitments, localShutdown, remoteShutdown, Nil, Nil) storing() @@ -1561,7 +1561,7 @@ class Channel(val nodeParams: NodeParams, val wallet: OnChainChannelFunder with if (remoteShutdown.scriptPubKey != d.remoteShutdown.scriptPubKey) { // Our peer changed their closing script: we sign a new version of our closing transaction using the new script. val feerate = nodeParams.onChainFeeConf.getClosingFeerate(nodeParams.currentFeerates) - MutualClose.makeSimpleClosingTx(keyManager, d.commitments.latest, d.localShutdown.scriptPubKey, remoteShutdown.scriptPubKey, feerate) match { + MutualClose.makeSimpleClosingTx(nodeParams.currentBlockHeight, keyManager, d.commitments.latest, d.localShutdown.scriptPubKey, remoteShutdown.scriptPubKey, feerate) match { case Left(_) => stay() using d.copy(remoteShutdown = remoteShutdown) storing() case Right((closingTxs, closingComplete)) => stay() using d.copy(remoteShutdown = remoteShutdown, proposedClosingTxs = d.proposedClosingTxs :+ closingTxs) storing() sending closingComplete } @@ -1622,7 +1622,7 @@ class Channel(val nodeParams: NodeParams, val wallet: OnChainChannelFunder with if (localShutdown_opt.nonEmpty || c.feerates.nonEmpty) { val localScript = localShutdown_opt.map(_.scriptPubKey).getOrElse(d.localShutdown.scriptPubKey) val feerate = c.feerates.map(_.preferred).getOrElse(nodeParams.onChainFeeConf.getClosingFeerate(nodeParams.currentFeerates)) - MutualClose.makeSimpleClosingTx(keyManager, d.commitments.latest, localScript, d.remoteShutdown.scriptPubKey, feerate) match { + MutualClose.makeSimpleClosingTx(nodeParams.currentBlockHeight, keyManager, d.commitments.latest, localScript, d.remoteShutdown.scriptPubKey, feerate) match { case Left(f) => handleCommandError(f, c) case Right((closingTxs, closingComplete)) => log.info("new closing transaction created with script={} fees={}", localScript, closingComplete.fees) @@ -2284,7 +2284,7 @@ class Channel(val nodeParams: NodeParams, val wallet: OnChainChannelFunder with // We retransmit our shutdown: we may have updated our script and they may not have received it. // We also sign a new round of closing transactions since network fees may have changed while we were offline. val closingFeerate = nodeParams.onChainFeeConf.getClosingFeerate(nodeParams.currentFeerates) - Closing.MutualClose.makeSimpleClosingTx(keyManager, d.commitments.latest, d.localShutdown.scriptPubKey, d.remoteShutdown.scriptPubKey, closingFeerate) match { + Closing.MutualClose.makeSimpleClosingTx(nodeParams.currentBlockHeight, keyManager, d.commitments.latest, d.localShutdown.scriptPubKey, d.remoteShutdown.scriptPubKey, closingFeerate) match { case Left(_) => goto(NEGOTIATING_SIMPLE) using d sending d.localShutdown case Right((closingTxs, closingComplete)) => goto(NEGOTIATING_SIMPLE) using d.copy(proposedClosingTxs = d.proposedClosingTxs :+ closingTxs) sending Seq(d.localShutdown, closingComplete) } diff --git a/eclair-core/src/main/scala/fr/acinq/eclair/transactions/Transactions.scala b/eclair-core/src/main/scala/fr/acinq/eclair/transactions/Transactions.scala index dce8e76590..3f7b465bb3 100644 --- a/eclair-core/src/main/scala/fr/acinq/eclair/transactions/Transactions.scala +++ b/eclair-core/src/main/scala/fr/acinq/eclair/transactions/Transactions.scala @@ -840,10 +840,10 @@ object Transactions { val all: Seq[ClosingTx] = Seq(localAndRemote_opt, localOnly_opt, remoteOnly_opt).flatten } - def makeSimpleClosingTxs(input: InputInfo, spec: CommitmentSpec, fee: SimpleClosingTxFee, localScriptPubKey: ByteVector, remoteScriptPubKey: ByteVector): ClosingTxs = { + def makeSimpleClosingTxs(input: InputInfo, spec: CommitmentSpec, fee: SimpleClosingTxFee, lockTime: Long, localScriptPubKey: ByteVector, remoteScriptPubKey: ByteVector): ClosingTxs = { require(spec.htlcs.isEmpty, "there shouldn't be any pending htlcs") - val txNoOutput = Transaction(2, Seq(TxIn(input.outPoint, ByteVector.empty, sequence = 0xFFFFFFFDL)), Nil, 0) + val txNoOutput = Transaction(2, Seq(TxIn(input.outPoint, ByteVector.empty, sequence = 0xFFFFFFFDL)), Nil, lockTime) val (toLocalAmount, toRemoteAmount) = fee match { case SimpleClosingTxFee.PaidByUs(fee) => (spec.toLocal.truncateToSatoshi - fee, spec.toRemote.truncateToSatoshi) diff --git a/eclair-core/src/main/scala/fr/acinq/eclair/wire/protocol/LightningMessageCodecs.scala b/eclair-core/src/main/scala/fr/acinq/eclair/wire/protocol/LightningMessageCodecs.scala index f5e73d3c41..03e384ccba 100644 --- a/eclair-core/src/main/scala/fr/acinq/eclair/wire/protocol/LightningMessageCodecs.scala +++ b/eclair-core/src/main/scala/fr/acinq/eclair/wire/protocol/LightningMessageCodecs.scala @@ -230,6 +230,7 @@ object LightningMessageCodecs { val closingCompleteCodec: Codec[ClosingComplete] = ( ("channelId" | bytes32) :: ("fees" | satoshi) :: + ("lockTime" | uint32) :: ("tlvStream" | ClosingTlv.closingTlvCodec)).as[ClosingComplete] val closingSigCodec: Codec[ClosingSig] = ( diff --git a/eclair-core/src/main/scala/fr/acinq/eclair/wire/protocol/LightningMessageTypes.scala b/eclair-core/src/main/scala/fr/acinq/eclair/wire/protocol/LightningMessageTypes.scala index f64569c0b0..4bd20edda8 100644 --- a/eclair-core/src/main/scala/fr/acinq/eclair/wire/protocol/LightningMessageTypes.scala +++ b/eclair-core/src/main/scala/fr/acinq/eclair/wire/protocol/LightningMessageTypes.scala @@ -345,7 +345,7 @@ case class ClosingSigned(channelId: ByteVector32, val feeRange_opt = tlvStream.get[ClosingSignedTlv.FeeRange] } -case class ClosingComplete(channelId: ByteVector32, fees: Satoshi, tlvStream: TlvStream[ClosingTlv] = TlvStream.empty) extends ChannelMessage with HasChannelId { +case class ClosingComplete(channelId: ByteVector32, fees: Satoshi, lockTime: Long, tlvStream: TlvStream[ClosingTlv] = TlvStream.empty) extends ChannelMessage with HasChannelId { val closerNoCloseeSig_opt: Option[ByteVector64] = tlvStream.get[ClosingTlv.CloserNoClosee].map(_.sig) val noCloserCloseeSig_opt: Option[ByteVector64] = tlvStream.get[ClosingTlv.NoCloserClosee].map(_.sig) val closerAndCloseeSig_opt: Option[ByteVector64] = tlvStream.get[ClosingTlv.CloserAndClosee].map(_.sig) diff --git a/eclair-core/src/test/scala/fr/acinq/eclair/transactions/TransactionsSpec.scala b/eclair-core/src/test/scala/fr/acinq/eclair/transactions/TransactionsSpec.scala index 8b5f88f6d9..9d788606d0 100644 --- a/eclair-core/src/test/scala/fr/acinq/eclair/transactions/TransactionsSpec.scala +++ b/eclair-core/src/test/scala/fr/acinq/eclair/transactions/TransactionsSpec.scala @@ -831,7 +831,7 @@ class TransactionsSpec extends AnyFunSuite with Logging { { // Different amounts, both outputs untrimmed, local is closer (option_simple_close): val spec = CommitmentSpec(Set.empty, feeratePerKw, 150_000_000 msat, 250_000_000 msat) - val closingTxs = makeSimpleClosingTxs(commitInput, spec, SimpleClosingTxFee.PaidByUs(5_000 sat), localPubKeyScript, remotePubKeyScript) + val closingTxs = makeSimpleClosingTxs(commitInput, spec, SimpleClosingTxFee.PaidByUs(5_000 sat), 0, localPubKeyScript, remotePubKeyScript) assert(closingTxs.localAndRemote_opt.nonEmpty) assert(closingTxs.localOnly_opt.nonEmpty) assert(closingTxs.remoteOnly_opt.isEmpty) @@ -868,7 +868,7 @@ class TransactionsSpec extends AnyFunSuite with Logging { { // Their output is trimmed (option_simple_close): val spec = CommitmentSpec(Set.empty, feeratePerKw, 150_000_000 msat, 1_000_000 msat) - val closingTxs = makeSimpleClosingTxs(commitInput, spec, SimpleClosingTxFee.PaidByThem(800 sat), localPubKeyScript, remotePubKeyScript) + val closingTxs = makeSimpleClosingTxs(commitInput, spec, SimpleClosingTxFee.PaidByThem(800 sat), 0, localPubKeyScript, remotePubKeyScript) assert(closingTxs.all.size == 1) assert(closingTxs.localOnly_opt.nonEmpty) val toLocal = closingTxs.localOnly_opt.flatMap(_.toLocalOutput).get @@ -886,7 +886,7 @@ class TransactionsSpec extends AnyFunSuite with Logging { { // Our output is trimmed (option_simple_close): val spec = CommitmentSpec(Set.empty, feeratePerKw, 1_000_000 msat, 150_000_000 msat) - val closingTxs = makeSimpleClosingTxs(commitInput, spec, SimpleClosingTxFee.PaidByUs(800 sat), localPubKeyScript, remotePubKeyScript) + val closingTxs = makeSimpleClosingTxs(commitInput, spec, SimpleClosingTxFee.PaidByUs(800 sat), 0, localPubKeyScript, remotePubKeyScript) assert(closingTxs.all.size == 1) assert(closingTxs.remoteOnly_opt.nonEmpty) assert(closingTxs.remoteOnly_opt.flatMap(_.toLocalOutput).isEmpty) diff --git a/eclair-core/src/test/scala/fr/acinq/eclair/wire/protocol/LightningMessageCodecsSpec.scala b/eclair-core/src/test/scala/fr/acinq/eclair/wire/protocol/LightningMessageCodecsSpec.scala index 3343ef15da..68f3b1c0be 100644 --- a/eclair-core/src/test/scala/fr/acinq/eclair/wire/protocol/LightningMessageCodecsSpec.scala +++ b/eclair-core/src/test/scala/fr/acinq/eclair/wire/protocol/LightningMessageCodecsSpec.scala @@ -385,11 +385,11 @@ class LightningMessageCodecsSpec extends AnyFunSuite { val sig2 = ByteVector64(hex"02020202020202020202020202020202020202020202020202020202020202020202020202020202020202020202020202020202020202020202020202020202") val sig3 = ByteVector64(hex"03030303030303030303030303030303030303030303030303030303030303030303030303030303030303030303030303030303030303030303030303030303") val testCases = Seq( - hex"0028 58a00a6f14e69a2e97b18cf76f755c8551fea9947cf7b6ece9d641013eba5f86 0000000000000451" -> ClosingComplete(channelId, 1105 sat), - hex"0028 58a00a6f14e69a2e97b18cf76f755c8551fea9947cf7b6ece9d641013eba5f86 0000000000000451 024001010101010101010101010101010101010101010101010101010101010101010101010101010101010101010101010101010101010101010101010101010101" -> ClosingComplete(channelId, 1105 sat, TlvStream(ClosingTlv.NoCloserClosee(sig1))), - hex"0028 58a00a6f14e69a2e97b18cf76f755c8551fea9947cf7b6ece9d641013eba5f86 0000000000000451 034001010101010101010101010101010101010101010101010101010101010101010101010101010101010101010101010101010101010101010101010101010101" -> ClosingComplete(channelId, 1105 sat, TlvStream(ClosingTlv.CloserAndClosee(sig1))), - hex"0028 58a00a6f14e69a2e97b18cf76f755c8551fea9947cf7b6ece9d641013eba5f86 0000000000000451 014001010101010101010101010101010101010101010101010101010101010101010101010101010101010101010101010101010101010101010101010101010101 034002020202020202020202020202020202020202020202020202020202020202020202020202020202020202020202020202020202020202020202020202020202" -> ClosingComplete(channelId, 1105 sat, TlvStream(ClosingTlv.CloserNoClosee(sig1), ClosingTlv.CloserAndClosee(sig2))), - hex"0028 58a00a6f14e69a2e97b18cf76f755c8551fea9947cf7b6ece9d641013eba5f86 0000000000000451 014001010101010101010101010101010101010101010101010101010101010101010101010101010101010101010101010101010101010101010101010101010101 024002020202020202020202020202020202020202020202020202020202020202020202020202020202020202020202020202020202020202020202020202020202 034003030303030303030303030303030303030303030303030303030303030303030303030303030303030303030303030303030303030303030303030303030303" -> ClosingComplete(channelId, 1105 sat, TlvStream(ClosingTlv.CloserNoClosee(sig1), ClosingTlv.NoCloserClosee(sig2), ClosingTlv.CloserAndClosee(sig3))), + hex"0028 58a00a6f14e69a2e97b18cf76f755c8551fea9947cf7b6ece9d641013eba5f86 0000000000000451 00000000" -> ClosingComplete(channelId, 1105 sat, 0), + hex"0028 58a00a6f14e69a2e97b18cf76f755c8551fea9947cf7b6ece9d641013eba5f86 0000000000000451 000c96a8 024001010101010101010101010101010101010101010101010101010101010101010101010101010101010101010101010101010101010101010101010101010101" -> ClosingComplete(channelId, 1105 sat, 825_000, TlvStream(ClosingTlv.NoCloserClosee(sig1))), + hex"0028 58a00a6f14e69a2e97b18cf76f755c8551fea9947cf7b6ece9d641013eba5f86 0000000000000451 00000000 034001010101010101010101010101010101010101010101010101010101010101010101010101010101010101010101010101010101010101010101010101010101" -> ClosingComplete(channelId, 1105 sat, 0, TlvStream(ClosingTlv.CloserAndClosee(sig1))), + hex"0028 58a00a6f14e69a2e97b18cf76f755c8551fea9947cf7b6ece9d641013eba5f86 0000000000000451 00000000 014001010101010101010101010101010101010101010101010101010101010101010101010101010101010101010101010101010101010101010101010101010101 034002020202020202020202020202020202020202020202020202020202020202020202020202020202020202020202020202020202020202020202020202020202" -> ClosingComplete(channelId, 1105 sat, 0, TlvStream(ClosingTlv.CloserNoClosee(sig1), ClosingTlv.CloserAndClosee(sig2))), + hex"0028 58a00a6f14e69a2e97b18cf76f755c8551fea9947cf7b6ece9d641013eba5f86 0000000000000451 00000000 014001010101010101010101010101010101010101010101010101010101010101010101010101010101010101010101010101010101010101010101010101010101 024002020202020202020202020202020202020202020202020202020202020202020202020202020202020202020202020202020202020202020202020202020202 034003030303030303030303030303030303030303030303030303030303030303030303030303030303030303030303030303030303030303030303030303030303" -> ClosingComplete(channelId, 1105 sat, 0, TlvStream(ClosingTlv.CloserNoClosee(sig1), ClosingTlv.NoCloserClosee(sig2), ClosingTlv.CloserAndClosee(sig3))), hex"0029 58a00a6f14e69a2e97b18cf76f755c8551fea9947cf7b6ece9d641013eba5f86" -> ClosingSig(channelId), hex"0029 58a00a6f14e69a2e97b18cf76f755c8551fea9947cf7b6ece9d641013eba5f86 024001010101010101010101010101010101010101010101010101010101010101010101010101010101010101010101010101010101010101010101010101010101" -> ClosingSig(channelId, TlvStream(ClosingTlv.NoCloserClosee(sig1))), hex"0029 58a00a6f14e69a2e97b18cf76f755c8551fea9947cf7b6ece9d641013eba5f86 034001010101010101010101010101010101010101010101010101010101010101010101010101010101010101010101010101010101010101010101010101010101" -> ClosingSig(channelId, TlvStream(ClosingTlv.CloserAndClosee(sig1))),