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Merge pull request #711 from Roasbeef/funding-fail-first

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funding: during funding error fail before sending Error to peer
This commit is contained in:
Olaoluwa Osuntokun 2018-02-05 15:09:21 -08:00 committed by GitHub
commit cfacc18f72
No known key found for this signature in database
GPG Key ID: 4AEE18F83AFDEB23
2 changed files with 17 additions and 1 deletions
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5
fundingmanager.go
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@ -684,13 +684,16 @@ func (f *fundingManager) failFundingFlow(peer *btcec.PublicKey,
fndgLog.Errorf("Failing funding flow: %v", spew.Sdump(errMsg))
if _, err := f.cancelReservationCtx(peer, tempChanID); err != nil {
fndgLog.Errorf("unable to cancel reservation: %v", err)
}
err := f.cfg.SendToPeer(peer, errMsg)
if err != nil {
fndgLog.Errorf("unable to send error message to peer %v", err)
return
}
f.cancelReservationCtx(peer, tempChanID)
return
}

13
lnwallet/wallet.go
View File

@ -807,6 +807,9 @@ func (l *LightningWallet) handleContributionMsg(req *addContributionMsg) {
fundingOutpoint := wire.NewOutPoint(&fundingTxID, multiSigIndex)
pendingReservation.partialState.FundingOutpoint = *fundingOutpoint
walletLog.Debugf("Funding tx for ChannelPoint(%v) generated: %v",
fundingOutpoint, spew.Sdump(fundingTx))
// Initialize an empty sha-chain for them, tracking the current pending
// revocation hash (we don't yet know the preimage so we can't add it
// to the chain).
@ -879,6 +882,11 @@ func (l *LightningWallet) handleContributionMsg(req *addContributionMsg) {
txsort.InPlaceSort(ourCommitTx)
txsort.InPlaceSort(theirCommitTx)
walletLog.Debugf("Local commit tx for ChannelPoint(%v): %v",
fundingOutpoint, spew.Sdump(ourCommitTx))
walletLog.Debugf("Remote commit tx for ChannelPoint(%v): %v",
fundingOutpoint, spew.Sdump(theirCommitTx))
// Record newly available information within the open channel state.
chanState.FundingOutpoint = *fundingOutpoint
chanState.LocalCommitment.CommitTx = ourCommitTx
@ -1181,6 +1189,11 @@ func (l *LightningWallet) handleSingleFunderSigs(req *addSingleFunderSigsMsg) {
chanState.LocalCommitment.CommitTx = ourCommitTx
chanState.RemoteCommitment.CommitTx = theirCommitTx
walletLog.Debugf("Local commit tx for ChannelPoint(%v): %v",
req.fundingOutpoint, spew.Sdump(ourCommitTx))
walletLog.Debugf("Remote commit tx for ChannelPoint(%v): %v",
req.fundingOutpoint, spew.Sdump(theirCommitTx))
channelValue := int64(pendingReservation.partialState.Capacity)
hashCache := txscript.NewTxSigHashes(ourCommitTx)
theirKey := pendingReservation.theirContribution.MultiSigKey