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multi: reliable hand-off from htlcswitch to contractcourt

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This is achieved by changing the 1-way handoff to a 2-way handoff
with a done channel.
This commit is contained in:
eugene
2022-01-04 16:21:36 -05:00
parent e7505c3e6b
commit 8607e8c28a
7 changed files with 193 additions and 75 deletions
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33
contractcourt/channel_arbitrator_test.go
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@@ -829,11 +829,7 @@ func TestChannelArbitratorLocalForceClosePendingHtlc(t *testing.T) {
}
defer chanArb.Stop()
// Create htlcUpdates channel.
htlcUpdates := make(chan *ContractUpdate)
signals := &ContractSignals{
HtlcUpdates: htlcUpdates,
ShortChanID: lnwire.ShortChannelID{},
}
chanArb.UpdateContractSignals(signals)
@@ -864,10 +860,12 @@ func TestChannelArbitratorLocalForceClosePendingHtlc(t *testing.T) {
htlc, outgoingDustHtlc, incomingDustHtlc,
}
htlcUpdates <- &ContractUpdate{
newUpdate := &ContractUpdate{
HtlcKey: LocalHtlcSet,
Htlcs: htlcSet,
}
err = chanArb.notifyContractUpdate(newUpdate)
require.NoError(t, err)
errChan := make(chan error, 1)
respChan := make(chan *wire.MsgTx, 1)
@@ -1849,9 +1847,7 @@ func TestChannelArbitratorDanglingCommitForceClose(t *testing.T) {
// Now that our channel arb has started, we'll set up
// its contract signals channel so we can send it
// various HTLC updates for this test.
htlcUpdates := make(chan *ContractUpdate)
signals := &ContractSignals{
HtlcUpdates: htlcUpdates,
ShortChanID: lnwire.ShortChannelID{},
}
chanArb.UpdateContractSignals(signals)
@@ -1872,10 +1868,12 @@ func TestChannelArbitratorDanglingCommitForceClose(t *testing.T) {
HtlcIndex: htlcIndex,
RefundTimeout: htlcExpiry,
}
htlcUpdates <- &ContractUpdate{
newUpdate := &ContractUpdate{
HtlcKey: htlcKey,
Htlcs: []channeldb.HTLC{danglingHTLC},
}
err = chanArb.notifyContractUpdate(newUpdate)
require.NoError(t, err)
// At this point, we now have a split commitment state
// from the PoV of the channel arb. There's now an HTLC
@@ -2044,9 +2042,7 @@ func TestChannelArbitratorPendingExpiredHTLC(t *testing.T) {
// Now that our channel arb has started, we'll set up
// its contract signals channel so we can send it
// various HTLC updates for this test.
htlcUpdates := make(chan *ContractUpdate)
signals := &ContractSignals{
HtlcUpdates: htlcUpdates,
ShortChanID: lnwire.ShortChannelID{},
}
chanArb.UpdateContractSignals(signals)
@@ -2061,10 +2057,12 @@ func TestChannelArbitratorPendingExpiredHTLC(t *testing.T) {
HtlcIndex: htlcIndex,
RefundTimeout: htlcExpiry,
}
htlcUpdates <- &ContractUpdate{
newUpdate := &ContractUpdate{
HtlcKey: RemoteHtlcSet,
Htlcs: []channeldb.HTLC{pendingHTLC},
}
err = chanArb.notifyContractUpdate(newUpdate)
require.NoError(t, err)
// We will advance the uptime to 10 seconds which should be still within
// the grace period and should not trigger going to chain.
@@ -2531,11 +2529,7 @@ func TestChannelArbitratorAnchors(t *testing.T) {
}
}()
// Create htlcUpdates channel.
htlcUpdates := make(chan *ContractUpdate)
signals := &ContractSignals{
HtlcUpdates: htlcUpdates,
ShortChanID: lnwire.ShortChannelID{},
}
chanArb.UpdateContractSignals(signals)
@@ -2559,7 +2553,7 @@ func TestChannelArbitratorAnchors(t *testing.T) {
// We now send two HTLC updates, one for local HTLC set and the other
// for remote HTLC set.
htlcUpdates <- &ContractUpdate{
newUpdate := &ContractUpdate{
HtlcKey: LocalHtlcSet,
// This will make the deadline of the local anchor resolution
// to be htlcWithPreimage's CLTV minus heightHint since the
@@ -2567,13 +2561,18 @@ func TestChannelArbitratorAnchors(t *testing.T) {
// preimage available.
Htlcs: []channeldb.HTLC{htlc, htlcWithPreimage},
}
htlcUpdates <- &ContractUpdate{
err = chanArb.notifyContractUpdate(newUpdate)
require.NoError(t, err)
newUpdate = &ContractUpdate{
HtlcKey: RemoteHtlcSet,
// This will make the deadline of the remote anchor resolution
// to be htlcWithPreimage's CLTV minus heightHint because the
// incoming HTLC (toRemoteHTLCs) has a lower CLTV.
Htlcs: []channeldb.HTLC{htlc, htlcWithPreimage},
}
err = chanArb.notifyContractUpdate(newUpdate)
require.NoError(t, err)
errChan := make(chan error, 1)
respChan := make(chan *wire.MsgTx, 1)