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chainntnfs/txnotifier: notify confirmations and spends of scripts at tip

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This commit is contained in:
Wilmer Paulino 2018-12-06 21:13:47 -08:00
parent ecd70deb8c
commit 83c8ccb3eb
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GPG Key ID: 6DF57B9F9514972F
1 changed files with 23 additions and 23 deletions
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46
chainntnfs/txnotifier.go
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@ -1295,21 +1295,21 @@ func (n *TxNotifier) NotifyHeight(height uint32) error {
defer n.Unlock()
// First, we'll dispatch an update to all of the notification clients
// for our watched transactions with the number of confirmations left at
// for our watched requests with the number of confirmations left at
// this new height.
for _, txHashes := range n.txsByInitialHeight {
for txHash := range txHashes {
confSet := n.confNotifications[txHash]
for _, confRequests := range n.confsByInitialHeight {
for confRequest := range confRequests {
confSet := n.confNotifications[confRequest]
for _, ntfn := range confSet.ntfns {
txConfHeight := confSet.details.BlockHeight +
ntfn.NumConfirmations - 1
numConfsLeft := txConfHeight - height
// Since we don't clear notifications until
// transactions are no longer under the risk of
// being reorganized out of the chain, we'll
// skip sending updates for transactions that
// have already been confirmed.
// transactions/output scripts are no longer
// under the risk of being reorganized out of
// the chain, we'll skip sending updates for
// those that have already been confirmed.
if int32(numConfsLeft) < 0 {
continue
}
@ -1323,13 +1323,13 @@ func (n *TxNotifier) NotifyHeight(height uint32) error {
}
}
// Then, we'll dispatch notifications for all the transactions that have
// Then, we'll dispatch notifications for all the requests that have
// become confirmed at this new block height.
for ntfn := range n.ntfnsByConfirmHeight[height] {
confSet := n.confNotifications[*ntfn.TxID]
confSet := n.confNotifications[ntfn.ConfRequest]
Log.Infof("Dispatching %v conf notification for %v",
ntfn.NumConfirmations, ntfn.TxID)
Log.Infof("Dispatching %v confirmation notification for %v",
ntfn.NumConfirmations, ntfn.ConfRequest)
select {
case ntfn.Event.Confirmed <- confSet.details:
@ -1340,10 +1340,10 @@ func (n *TxNotifier) NotifyHeight(height uint32) error {
}
delete(n.ntfnsByConfirmHeight, height)
// We'll also dispatch spend notifications for all the outpoints that
// We'll also dispatch spend notifications for all the requests that
// were spent at this new block height.
for op := range n.opsBySpendHeight[height] {
spendSet := n.spendNotifications[op]
for spendRequest := range n.spendsByHeight[height] {
spendSet := n.spendNotifications[spendRequest]
for _, ntfn := range spendSet.ntfns {
err := n.dispatchSpendDetails(ntfn, spendSet.details)
if err != nil {
@ -1353,18 +1353,18 @@ func (n *TxNotifier) NotifyHeight(height uint32) error {
}
// Finally, we'll clear the entries from our set of notifications for
// transactions and outpoints that are no longer under the risk of being
// reorged out of the chain.
// requests that are no longer under the risk of being reorged out of
// the chain.
if height >= n.reorgSafetyLimit {
matureBlockHeight := height - n.reorgSafetyLimit
for tx := range n.txsByInitialHeight[matureBlockHeight] {
delete(n.confNotifications, tx)
for confRequest := range n.confsByInitialHeight[matureBlockHeight] {
delete(n.confNotifications, confRequest)
}
delete(n.txsByInitialHeight, matureBlockHeight)
for op := range n.opsBySpendHeight[matureBlockHeight] {
delete(n.spendNotifications, op)
delete(n.confsByInitialHeight, matureBlockHeight)
for spendRequest := range n.spendsByHeight[matureBlockHeight] {
delete(n.spendNotifications, spendRequest)
}
delete(n.opsBySpendHeight, matureBlockHeight)
delete(n.spendsByHeight, matureBlockHeight)
}
return nil