machankura/mempool
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Implement Redis cache for block and mempool data

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This commit is contained in:
Mononaut
2023-05-12 16:29:45 -06:00
parent 8cfa4ef1a1
commit 5138f9a254
10 changed files with 358 additions and 9 deletions
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12
backend/src/api/mempool.ts
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@@ -9,7 +9,7 @@ import loadingIndicators from './loading-indicators';
import bitcoinClient from './bitcoin/bitcoin-client';
import bitcoinSecondClient from './bitcoin/bitcoin-second-client';
import rbfCache from './rbf-cache';
import { IEsploraApi } from './bitcoin/esplora-api.interface';
import redisCache from './redis-cache';
class Mempool {
private inSync: boolean = false;
@@ -102,6 +102,10 @@ class Mempool {
await this.$asyncMempoolChangedCallback(this.mempoolCache, count, [], []);
}
this.addToSpendMap(Object.values(this.mempoolCache));
if (config.MEMPOOL.CACHE_ENABLED && config.REDIS.ENABLED) {
logger.debug('copying mempool from disk cache into Redis');
await redisCache.$addTransactions(Object.values(mempoolData));
}
}
public async $reloadMempool(expectedCount: number): Promise<MempoolTransactionExtended[]> {
@@ -318,6 +322,12 @@ class Mempool {
loadingIndicators.setProgress('mempool', 100);
}
// Update Redis cache
if (config.REDIS.ENABLED) {
await redisCache.$addTransactions(newTransactions);
await redisCache.$removeTransactions(deletedTransactions.map(tx => tx.txid));
}
const end = new Date().getTime();
const time = end - start;
logger.debug(`Mempool updated in ${time / 1000} seconds. New size: ${Object.keys(this.mempoolCache).length} (${diff > 0 ? '+' + diff : diff})`);