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lnwallet: make BlockChainIO.GetUTXO take cancel chan

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Use quit channels as cancel chan for call to GetUTXO.
This commit is contained in:
Johan T. Halseth 2018-08-24 15:31:57 +02:00
parent beb5d14ed9
commit 10070ecab7
No known key found for this signature in database
GPG Key ID: 15BAADA29DA20D26
8 changed files with 12 additions and 8 deletions
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2
contractcourt/channel_arbitrator_test.go
View File

@ -131,7 +131,7 @@ func (*mockChainIO) GetBestBlock() (*chainhash.Hash, int32, error) {
}
func (*mockChainIO) GetUtxo(op *wire.OutPoint, _ []byte,
heightHint uint32) (*wire.TxOut, error) {
heightHint uint32, _ <-chan struct{}) (*wire.TxOut, error) {
return nil, nil
}

2
lnwallet/btcwallet/blockchain.go
View File

@ -38,7 +38,7 @@ func (b *BtcWallet) GetBestBlock() (*chainhash.Hash, int32, error) {
//
// This method is a part of the lnwallet.BlockChainIO interface.
func (b *BtcWallet) GetUtxo(op *wire.OutPoint, pkScript []byte,
heightHint uint32) (*wire.TxOut, error) {
heightHint uint32, cancel <-chan struct{}) (*wire.TxOut, error) {
switch backend := b.chain.(type) {

6
lnwallet/interface.go
View File

@ -268,8 +268,10 @@ type BlockChainIO interface {
// script that the outpoint creates. In the case that the output is in
// the UTXO set, then the output corresponding to that output is
// returned. Otherwise, a non-nil error will be returned.
GetUtxo(op *wire.OutPoint, pkScript []byte,
heightHint uint32) (*wire.TxOut, error)
// As for some backends this call can initiate a rescan, the passed
// cancel channel can be closed to abort the call.
GetUtxo(op *wire.OutPoint, pkScript []byte, heightHint uint32,
cancel <-chan struct{}) (*wire.TxOut, error)
// GetBlockHash returns the hash of the block in the best blockchain
// at the given height.

2
lnwallet/wallet.go
View File

@ -974,7 +974,7 @@ func (l *LightningWallet) handleFundingCounterPartySigs(msg *addCounterPartySigs
}
output, err := l.Cfg.ChainIO.GetUtxo(
&txin.PreviousOutPoint,
pkScript, 0,
pkScript, 0, l.quit,
)
if output == nil {
msg.err <- fmt.Errorf("input to funding tx "+

2
mock.go
View File

@ -212,7 +212,7 @@ func (m *mockChainIO) GetBestBlock() (*chainhash.Hash, int32, error) {
}
func (*mockChainIO) GetUtxo(op *wire.OutPoint, _ []byte,
heightHint uint32) (*wire.TxOut, error) {
heightHint uint32, _ <-chan struct{}) (*wire.TxOut, error) {
return nil, nil
}

3
routing/notifications_test.go
View File

@ -181,7 +181,8 @@ func (m *mockChain) addUtxo(op wire.OutPoint, out *wire.TxOut) {
m.utxos[op] = *out
m.Unlock()
}
func (m *mockChain) GetUtxo(op *wire.OutPoint, _ []byte, _ uint32) (*wire.TxOut, error) {
func (m *mockChain) GetUtxo(op *wire.OutPoint, _ []byte, _ uint32,
_ <-chan struct{}) (*wire.TxOut, error) {
m.RLock()
defer m.RUnlock()

1
routing/router.go
View File

@ -1113,6 +1113,7 @@ func (r *ChannelRouter) processUpdate(msg interface{}) error {
// been closed so we'll ignore it.
chanUtxo, err := r.cfg.Chain.GetUtxo(
fundingPoint, fundingPkScript, channelID.BlockHeight,
r.quit,
)
if err != nil {
r.rejectMtx.Lock()

2
sweep/test_utils.go
View File

@ -245,7 +245,7 @@ func (m *mockChainIO) GetBestBlock() (*chainhash.Hash, int32, error) {
}
func (m *mockChainIO) GetUtxo(op *wire.OutPoint, pkScript []byte,
heightHint uint32) (*wire.TxOut, error) {
heightHint uint32, _ <-chan struct{}) (*wire.TxOut, error) {
return nil, nil
}