machankura/mempool
3
0
Fork 0
Code Issues Pull Requests Actions Packages Projects Releases Wiki Activity

Perform a blockchain sync check before updating initial difficulty ad… (#677)

Browse Source 
* Perform a blockchain sync check before updating initial difficulty adjustment.

fixes #603

* Updating logger messages.
This commit is contained in:
softsimon
2021-08-01 15:49:26 +03:00
committed by GitHub
parent a0559cbb24
commit 4895343d4e
3 changed files with 61 additions and 8 deletions
Download Patch File Download Diff File Expand all files Collapse all files

23
backend/src/api/blocks.ts
View File

@@ -6,6 +6,7 @@ import { BlockExtended, TransactionExtended } from '../mempool.interfaces';
import { Common } from './common';
import diskCache from './disk-cache';
import transactionUtils from './transaction-utils';
import bitcoinBaseApi from './bitcoin/bitcoin-base.api';
class Blocks {
private static INITIAL_BLOCK_AMOUNT = 8;
@@ -45,15 +46,21 @@ class Blocks {
}
if (!this.lastDifficultyAdjustmentTime) {
const heightDiff = blockHeightTip % 2016;
const blockHash = await bitcoinApi.$getBlockHash(blockHeightTip - heightDiff);
const block = await bitcoinApi.$getBlock(blockHash);
this.lastDifficultyAdjustmentTime = block.timestamp;
this.currentDifficulty = block.difficulty;
const blockchainInfo = await bitcoinBaseApi.$getBlockchainInfo();
if (blockchainInfo.blocks === blockchainInfo.headers) {
const heightDiff = blockHeightTip % 2016;
const blockHash = await bitcoinApi.$getBlockHash(blockHeightTip - heightDiff);
const block = await bitcoinApi.$getBlock(blockHash);
this.lastDifficultyAdjustmentTime = block.timestamp;
this.currentDifficulty = block.difficulty;
const previousPeriodBlockHash = await bitcoinApi.$getBlockHash(blockHeightTip - heightDiff - 2016);
const previousPeriodBlock = await bitcoinApi.$getBlock(previousPeriodBlockHash);
this.previousDifficultyRetarget = (block.difficulty - previousPeriodBlock.difficulty) / previousPeriodBlock.difficulty * 100;
const previousPeriodBlockHash = await bitcoinApi.$getBlockHash(blockHeightTip - heightDiff - 2016);
const previousPeriodBlock = await bitcoinApi.$getBlock(previousPeriodBlockHash);
this.previousDifficultyRetarget = (block.difficulty - previousPeriodBlock.difficulty) / previousPeriodBlock.difficulty * 100;
logger.debug(`Initial difficulty adjustment data set.`);
} else {
logger.debug(`Blockchain headers (${blockchainInfo.headers}) and blocks (${blockchainInfo.blocks}) not in sync. Waiting...`);
}
}
while (this.currentBlockHeight < blockHeightTip) {