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lnwallet: extract pending local updates restore method

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Extract method in preparation for restoring dangling remote updates. We
need to get rid of the early return.
This commit is contained in:
Joost Jager 2020-01-06 13:14:25 +01:00
parent 2d37d341a1
commit ed8fa35ed4
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GPG Key ID: A61B9D4C393C59C7
1 changed files with 18 additions and 4 deletions
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22
lnwallet/channel.go
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@ -1814,11 +1814,25 @@ func (lc *LightningChannel) restoreStateLogs(
lc.localUpdateLog.restoreHtlc(&htlc)
}
// If we didn't have a dangling (un-acked) commit for the remote party,
// then we can exit here.
if pendingRemoteCommit == nil {
return nil
// If we have a dangling (un-acked) commit for the remote party, then we
// restore the updates leading up to this commit.
if pendingRemoteCommit != nil {
err := lc.restorePendingLocalUpdates(
pendingRemoteCommitDiff, pendingRemoteKeys,
)
if err != nil {
return err
}
}
return nil
}
// restorePendingLocalUpdates restores the local log updates leading up to the
// given pending remote commitment.
func (lc *LightningChannel) restorePendingLocalUpdates(
pendingRemoteCommitDiff *channeldb.CommitDiff,
pendingRemoteKeys *CommitmentKeyRing) error {
pendingCommit := pendingRemoteCommitDiff.Commitment
pendingHeight := pendingCommit.CommitHeight