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Improve stability of mempool tx position arrow

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This commit is contained in:
Mononaut
2023-04-21 08:40:21 +09:00
parent a5b764fb66
commit 3b8bcc4da5
9 changed files with 128 additions and 33 deletions
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38
backend/src/api/websocket-handler.ts
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@@ -66,9 +66,10 @@ class WebsocketHandler {
if (parsedMessage && parsedMessage['track-tx']) {
if (/^[a-fA-F0-9]{64}$/.test(parsedMessage['track-tx'])) {
client['track-tx'] = parsedMessage['track-tx'];
const trackTxid = client['track-tx'];
// Client is telling the transaction wasn't found
if (parsedMessage['watch-mempool']) {
const rbfCacheTxid = rbfCache.getReplacedBy(client['track-tx']);
const rbfCacheTxid = rbfCache.getReplacedBy(trackTxid);
if (rbfCacheTxid) {
response['txReplaced'] = {
txid: rbfCacheTxid,
@@ -76,7 +77,7 @@ class WebsocketHandler {
client['track-tx'] = null;
} else {
// It might have appeared before we had the time to start watching for it
const tx = memPool.getMempool()[client['track-tx']];
const tx = memPool.getMempool()[trackTxid];
if (tx) {
if (config.MEMPOOL.BACKEND === 'esplora') {
response['tx'] = tx;
@@ -100,6 +101,13 @@ class WebsocketHandler {
}
}
}
const tx = memPool.getMempool()[trackTxid];
if (tx && tx.position) {
response['txPosition'] = {
txid: trackTxid,
position: tx.position,
};
}
} else {
client['track-tx'] = null;
}
@@ -401,9 +409,10 @@ class WebsocketHandler {
}
if (client['track-tx']) {
const trackTxid = client['track-tx'];
const outspends: object = {};
newTransactions.forEach((tx) => tx.vin.forEach((vin, i) => {
if (vin.txid === client['track-tx']) {
if (vin.txid === trackTxid) {
outspends[vin.vout] = {
vin: i,
txid: tx.txid,
@@ -426,6 +435,14 @@ class WebsocketHandler {
if (rbfChange) {
response['rbfInfo'] = rbfChanges.trees[rbfChange];
}
const mempoolTx = newMempool[trackTxid];
if (mempoolTx && mempoolTx.position) {
response['txPosition'] = {
txid: trackTxid,
position: mempoolTx.position,
};
}
}
if (client['track-mempool-block'] >= 0) {
@@ -556,8 +573,19 @@ class WebsocketHandler {
response['mempool-blocks'] = mBlocks;
}
if (client['track-tx'] && txIds.indexOf(client['track-tx']) > -1) {
response['txConfirmed'] = true;
if (client['track-tx']) {
const trackTxid = client['track-tx'];
if (txIds.indexOf(trackTxid) > -1) {
response['txConfirmed'] = true;
} else {
const mempoolTx = _memPool[trackTxid];
if (mempoolTx && mempoolTx.position) {
response['txPosition'] = {
txid: trackTxid,
position: mempoolTx.position,
};
}
}
}
if (client['track-address']) {