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Merge pull request #6347 from yyforyongyu/5388-rm-revc-log

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lnwallet+channeldb: store minimal info in revocation log bucket
This commit is contained in:
Olaoluwa Osuntokun
2022-05-05 15:52:59 -07:00
committed by GitHub
parent f8dd032de5 591dbb180b
commit 0ec88b5346
33 changed files with 3635 additions and 562 deletions
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20
htlcswitch/link.go
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@@ -1882,7 +1882,7 @@ func (l *channelLink) handleUpstreamMsg(msg lnwire.Message) {
// If both commitment chains are fully synced from our PoV,
// then we don't need to reply with a signature as both sides
// already have a commitment with the latest accepted.
if !l.channel.OweCommitment(true) {
if !l.channel.OweCommitment() {
return
}
@@ -1897,9 +1897,16 @@ func (l *channelLink) handleUpstreamMsg(msg lnwire.Message) {
// We've received a revocation from the remote chain, if valid,
// this moves the remote chain forward, and expands our
// revocation window.
fwdPkg, adds, settleFails, remoteHTLCs, err := l.channel.ReceiveRevocation(
msg,
)
//
// Before advancing our remote chain, we will record the
// current commit tx, which is used by the TowerClient to
// create backups.
oldCommitTx := l.channel.State().RemoteCommitment.CommitTx
// We now process the message and advance our remote commit
// chain.
fwdPkg, adds, settleFails, remoteHTLCs, err := l.channel.
ReceiveRevocation(msg)
if err != nil {
// TODO(halseth): force close?
l.fail(LinkFailureError{code: ErrInvalidRevocation},
@@ -1928,10 +1935,13 @@ func (l *channelLink) handleUpstreamMsg(msg lnwire.Message) {
}
// If we have a tower client for this channel type, we'll
// create a backup for the current state.
if l.cfg.TowerClient != nil {
state := l.channel.State()
breachInfo, err := lnwallet.NewBreachRetribution(
state, state.RemoteCommitment.CommitHeight-1, 0,
// OldCommitTx is the breaching tx at height-1.
oldCommitTx,
)
if err != nil {
l.fail(LinkFailureError{code: ErrInternalError},
@@ -1967,7 +1977,7 @@ func (l *channelLink) handleUpstreamMsg(msg lnwire.Message) {
// processRemoteAdds. Also in case there are no local updates,
// but there are still remote updates that are not in the remote
// commit tx yet, send out an update.
if l.channel.OweCommitment(true) {
if l.channel.OweCommitment() {
if !l.updateCommitTxOrFail() {
return
}