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use bulk mempool/txs post api to batch mempool update requests

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This commit is contained in:
Mononaut
2023-08-02 13:24:56 +09:00
parent 63993b01aa
commit ca0c6b5e6e
5 changed files with 82 additions and 28 deletions
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3
backend/src/api/bitcoin/bitcoin-api-abstract-factory.ts
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@@ -3,7 +3,8 @@ import { IEsploraApi } from './esplora-api.interface';
export interface AbstractBitcoinApi {
$getRawMempool(): Promise<IEsploraApi.Transaction['txid'][]>;
$getRawTransaction(txId: string, skipConversion?: boolean, addPrevout?: boolean, lazyPrevouts?: boolean): Promise<IEsploraApi.Transaction>;
$getMempoolTransactions(lastTxid: string);
$getMempoolTransactions(txids: string[]): Promise<IEsploraApi.Transaction[]>;
$getAllMempoolTransactions(lastTxid: string);
$getTransactionHex(txId: string): Promise<string>;
$getBlockHeightTip(): Promise<number>;
$getBlockHashTip(): Promise<string>;

9
backend/src/api/bitcoin/bitcoin-api.ts
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@@ -60,8 +60,13 @@ class BitcoinApi implements AbstractBitcoinApi {
});
}
$getMempoolTransactions(lastTxid: string): Promise<IEsploraApi.Transaction[]> {
return Promise.resolve([]);
$getMempoolTransactions(txids: string[]): Promise<IEsploraApi.Transaction[]> {
throw new Error('Method getMempoolTransactions not supported by the Bitcoin RPC API.');
}
$getAllMempoolTransactions(lastTxid: string): Promise<IEsploraApi.Transaction[]> {
throw new Error('Method getAllMempoolTransactions not supported by the Bitcoin RPC API.');
}
async $getTransactionHex(txId: string): Promise<string> {

25
backend/src/api/bitcoin/esplora-api.ts
View File

@@ -61,6 +61,25 @@ class ElectrsApi implements AbstractBitcoinApi {
});
}
$postWrapper<T>(url, body, responseType = 'json', params: any = undefined): Promise<T> {
return axiosConnection.post<T>(url, body, { ...this.activeAxiosConfig, responseType: responseType, params })
.then((response) => response.data)
.catch((e) => {
if (e?.code === 'ECONNREFUSED') {
this.fallbackToTcpSocket();
// Retry immediately
return axiosConnection.post<T>(url, body, this.activeAxiosConfig)
.then((response) => response.data)
.catch((e) => {
logger.warn(`Cannot query esplora through the unix socket nor the tcp socket. Exception ${e}`);
throw e;
});
} else {
throw e;
}
});
}
$getRawMempool(): Promise<IEsploraApi.Transaction['txid'][]> {
return this.$queryWrapper<IEsploraApi.Transaction['txid'][]>(config.ESPLORA.REST_API_URL + '/mempool/txids');
}
@@ -69,7 +88,11 @@ class ElectrsApi implements AbstractBitcoinApi {
return this.$queryWrapper<IEsploraApi.Transaction>(config.ESPLORA.REST_API_URL + '/tx/' + txId);
}
async $getMempoolTransactions(lastSeenTxid?: string): Promise<IEsploraApi.Transaction[]> {
async $getMempoolTransactions(txids: string[]): Promise<IEsploraApi.Transaction[]> {
return this.$postWrapper<IEsploraApi.Transaction[]>(config.ESPLORA.REST_API_URL + '/mempool/txs', txids, 'json');
}
async $getAllMempoolTransactions(lastSeenTxid?: string): Promise<IEsploraApi.Transaction[]> {
return this.$queryWrapper<IEsploraApi.Transaction[]>(config.ESPLORA.REST_API_URL + '/mempool/txs' + (lastSeenTxid ? '/' + lastSeenTxid : ''));
}