71 lines
2.1 KiB
TypeScript
71 lines
2.1 KiB
TypeScript
import { HttpClient } from "../../rpc/http/HttpClient";
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import { setTimeout } from "timers/promises";
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import { EvmTag } from "../../../domain/entities";
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import winston from "../../log";
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import {
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EvmJsonRPCBlockRepository,
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EvmJsonRPCBlockRepositoryCfg,
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} from "./EvmJsonRPCBlockRepository";
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const GROW_SLEEP_TIME = 350;
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const MAX_ATTEMPTS = 10;
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export class MoonbeamEvmJsonRPCBlockRepository extends EvmJsonRPCBlockRepository {
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override readonly logger = winston.child({ module: "MoonbeamEvmJsonRPCBlockRepository" });
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constructor(cfg: EvmJsonRPCBlockRepositoryCfg, httpClient: HttpClient) {
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super(cfg, httpClient);
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}
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async getBlockHeight(chain: string, finality: EvmTag): Promise<bigint> {
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let isBlockFinalized = false;
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let sleepTime = 100;
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let attempts = 0;
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const chainCfg = this.getCurrentChain(chain);
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const blockNumber: bigint = await super.getBlockHeight(chain, finality);
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while (!isBlockFinalized && attempts <= MAX_ATTEMPTS) {
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try {
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await this.sleep(sleepTime);
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const { hash } = await super.getBlock(chain, blockNumber);
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const { result } = await this.httpClient.post<BlockIsFinalizedResult>(
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chainCfg.rpc.href,
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{
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jsonrpc: "2.0",
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id: 1,
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method: "moon_isBlockFinalized",
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params: [hash],
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},
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{ timeout: chainCfg.timeout, retries: chainCfg.retries }
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);
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isBlockFinalized = result ?? false;
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sleepTime = sleepTime += GROW_SLEEP_TIME;
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attempts++;
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} catch (e) {
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this.handleError(chain, e, "getBlockHeight", "eth_getBlockByNumber");
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sleepTime = sleepTime += GROW_SLEEP_TIME;
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attempts++;
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}
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}
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if (attempts > MAX_ATTEMPTS) {
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this.logger.warn(`[getBlockHeight] The block ${blockNumber} never ended`);
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throw new Error(`The block ${blockNumber} never ended`);
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}
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return blockNumber;
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}
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private async sleep(sleepTime: number) {
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await setTimeout(sleepTime, null, { ref: false });
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}
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}
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type BlockIsFinalizedResult = {
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result: boolean;
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};
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