mempool/backend/src/api/mining.ts

397 lines
14 KiB
TypeScript

import { PoolInfo, PoolStats, RewardStats } from '../mempool.interfaces';
import BlocksRepository from '../repositories/BlocksRepository';
import PoolsRepository from '../repositories/PoolsRepository';
import HashratesRepository from '../repositories/HashratesRepository';
import bitcoinClient from './bitcoin/bitcoin-client';
import logger from '../logger';
import { Common } from './common';
import loadingIndicators from './loading-indicators';
import { escape } from 'mysql2';
class Mining {
constructor() {
}
/**
* Get historical block total fee
*/
public async $getHistoricalBlockFees(interval: string | null = null): Promise<any> {
return await BlocksRepository.$getHistoricalBlockFees(
this.getTimeRange(interval),
Common.getSqlInterval(interval)
);
}
/**
* Get historical block rewards
*/
public async $getHistoricalBlockRewards(interval: string | null = null): Promise<any> {
return await BlocksRepository.$getHistoricalBlockRewards(
this.getTimeRange(interval),
Common.getSqlInterval(interval)
);
}
/**
* Get historical block fee rates percentiles
*/
public async $getHistoricalBlockFeeRates(interval: string | null = null): Promise<any> {
return await BlocksRepository.$getHistoricalBlockFeeRates(
this.getTimeRange(interval),
Common.getSqlInterval(interval)
);
}
/**
* Get historical block sizes
*/
public async $getHistoricalBlockSizes(interval: string | null = null): Promise<any> {
return await BlocksRepository.$getHistoricalBlockSizes(
this.getTimeRange(interval),
Common.getSqlInterval(interval)
);
}
/**
* Get historical block weights
*/
public async $getHistoricalBlockWeights(interval: string | null = null): Promise<any> {
return await BlocksRepository.$getHistoricalBlockWeights(
this.getTimeRange(interval),
Common.getSqlInterval(interval)
);
}
/**
* Generate high level overview of the pool ranks and general stats
*/
public async $getPoolsStats(interval: string | null): Promise<object> {
const poolsStatistics = {};
const poolsInfo: PoolInfo[] = await PoolsRepository.$getPoolsInfo(interval);
const emptyBlocks: any[] = await BlocksRepository.$countEmptyBlocks(null, interval);
const poolsStats: PoolStats[] = [];
let rank = 1;
poolsInfo.forEach((poolInfo: PoolInfo) => {
const emptyBlocksCount = emptyBlocks.filter((emptyCount) => emptyCount.poolId === poolInfo.poolId);
const poolStat: PoolStats = {
poolId: poolInfo.poolId, // mysql row id
name: poolInfo.name,
link: poolInfo.link,
blockCount: poolInfo.blockCount,
rank: rank++,
emptyBlocks: emptyBlocksCount.length > 0 ? emptyBlocksCount[0]['count'] : 0,
slug: poolInfo.slug,
};
poolsStats.push(poolStat);
});
poolsStatistics['pools'] = poolsStats;
poolsStatistics['oldestIndexedBlockTimestamp'] = await BlocksRepository.$oldestBlockTimestamp();
const blockCount: number = await BlocksRepository.$blockCount(null, interval);
poolsStatistics['blockCount'] = blockCount;
const totalBlock24h: number = await BlocksRepository.$blockCount(null, '24h');
const lastBlockHashrate = await bitcoinClient.getNetworkHashPs(totalBlock24h);
poolsStatistics['lastEstimatedHashrate'] = lastBlockHashrate;
return poolsStatistics;
}
/**
* Get all mining pool stats for a pool
*/
public async $getPoolStat(slug: string): Promise<object> {
const pool = await PoolsRepository.$getPool(slug);
if (!pool) {
throw new Error('This mining pool does not exist ' + escape(slug));
}
const blockCount: number = await BlocksRepository.$blockCount(pool.id);
const totalBlock: number = await BlocksRepository.$blockCount(null, null);
const blockCount24h: number = await BlocksRepository.$blockCount(pool.id, '24h');
const totalBlock24h: number = await BlocksRepository.$blockCount(null, '24h');
const blockCount1w: number = await BlocksRepository.$blockCount(pool.id, '1w');
const totalBlock1w: number = await BlocksRepository.$blockCount(null, '1w');
const currentEstimatedkHashrate = await bitcoinClient.getNetworkHashPs(totalBlock24h);
return {
pool: pool,
blockCount: {
'all': blockCount,
'24h': blockCount24h,
'1w': blockCount1w,
},
blockShare: {
'all': blockCount / totalBlock,
'24h': blockCount24h / totalBlock24h,
'1w': blockCount1w / totalBlock1w,
},
estimatedHashrate: currentEstimatedkHashrate * (blockCount24h / totalBlock24h),
reportedHashrate: null,
};
}
/**
* Get miner reward stats
*/
public async $getRewardStats(blockCount: number): Promise<RewardStats> {
return await BlocksRepository.$getBlockStats(blockCount);
}
/**
* [INDEXING] Generate weekly mining pool hashrate history
*/
public async $generatePoolHashrateHistory(): Promise<void> {
const now = new Date();
try {
const lastestRunDate = await HashratesRepository.$getLatestRun('last_weekly_hashrates_indexing');
// Run only if:
// * lastestRunDate is set to 0 (node backend restart, reorg)
// * we started a new week (around Monday midnight)
const runIndexing = lastestRunDate === 0 || now.getUTCDay() === 1 && lastestRunDate !== now.getUTCDate();
if (!runIndexing) {
return;
}
} catch (e) {
throw e;
}
try {
const indexedTimestamp = await HashratesRepository.$getWeeklyHashrateTimestamps();
const hashrates: any[] = [];
const genesisTimestamp = 1231006505000; // bitcoin-cli getblock 000000000019d6689c085ae165831e934ff763ae46a2a6c172b3f1b60a8ce26f
const lastMonday = new Date(now.setDate(now.getDate() - (now.getDay() + 6) % 7));
const lastMondayMidnight = this.getDateMidnight(lastMonday);
let toTimestamp = lastMondayMidnight.getTime();
const totalWeekIndexed = (await BlocksRepository.$blockCount(null, null)) / 1008;
let indexedThisRun = 0;
let totalIndexed = 0;
let newlyIndexed = 0;
const startedAt = new Date().getTime() / 1000;
let timer = new Date().getTime() / 1000;
logger.debug(`Indexing weekly mining pool hashrate`);
loadingIndicators.setProgress('weekly-hashrate-indexing', 0);
while (toTimestamp > genesisTimestamp) {
const fromTimestamp = toTimestamp - 604800000;
// Skip already indexed weeks
if (indexedTimestamp.includes(toTimestamp / 1000)) {
toTimestamp -= 604800000;
++totalIndexed;
continue;
}
// Check if we have blocks for the previous week (which mean that the week
// we are currently indexing has complete data)
const blockStatsPreviousWeek: any = await BlocksRepository.$blockCountBetweenTimestamp(
null, (fromTimestamp - 604800000) / 1000, (toTimestamp - 604800000) / 1000);
if (blockStatsPreviousWeek.blockCount === 0) { // We are done indexing
break;
}
const blockStats: any = await BlocksRepository.$blockCountBetweenTimestamp(
null, fromTimestamp / 1000, toTimestamp / 1000);
const lastBlockHashrate = await bitcoinClient.getNetworkHashPs(blockStats.blockCount,
blockStats.lastBlockHeight);
let pools = await PoolsRepository.$getPoolsInfoBetween(fromTimestamp / 1000, toTimestamp / 1000);
const totalBlocks = pools.reduce((acc, pool) => acc + pool.blockCount, 0);
pools = pools.map((pool: any) => {
pool.hashrate = (pool.blockCount / totalBlocks) * lastBlockHashrate;
pool.share = (pool.blockCount / totalBlocks);
return pool;
});
for (const pool of pools) {
hashrates.push({
hashrateTimestamp: toTimestamp / 1000,
avgHashrate: pool['hashrate'],
poolId: pool.poolId,
share: pool['share'],
type: 'weekly',
});
}
newlyIndexed += hashrates.length;
await HashratesRepository.$saveHashrates(hashrates);
hashrates.length = 0;
const elapsedSeconds = Math.max(1, Math.round((new Date().getTime() / 1000) - timer));
if (elapsedSeconds > 1) {
const runningFor = Math.max(1, Math.round((new Date().getTime() / 1000) - startedAt));
const weeksPerSeconds = Math.max(1, Math.round(indexedThisRun / elapsedSeconds));
const progress = Math.round(totalIndexed / totalWeekIndexed * 10000) / 100;
const timeLeft = Math.round((totalWeekIndexed - totalIndexed) / weeksPerSeconds);
const formattedDate = new Date(fromTimestamp).toUTCString();
logger.debug(`Getting weekly pool hashrate for ${formattedDate} | ~${weeksPerSeconds.toFixed(2)} weeks/sec | total: ~${totalIndexed}/${Math.round(totalWeekIndexed)} (${progress}%) | elapsed: ${runningFor} seconds | left: ~${timeLeft} seconds`);
timer = new Date().getTime() / 1000;
indexedThisRun = 0;
loadingIndicators.setProgress('weekly-hashrate-indexing', progress, false);
}
toTimestamp -= 604800000;
++indexedThisRun;
++totalIndexed;
}
await HashratesRepository.$setLatestRun('last_weekly_hashrates_indexing', new Date().getUTCDate());
if (newlyIndexed > 0) {
logger.info(`Indexed ${newlyIndexed} pools weekly hashrate`);
}
loadingIndicators.setProgress('weekly-hashrate-indexing', 100);
} catch (e) {
loadingIndicators.setProgress('weekly-hashrate-indexing', 100);
throw e;
}
}
/**
* [INDEXING] Generate daily hashrate data
*/
public async $generateNetworkHashrateHistory(): Promise<void> {
try {
// We only run this once a day around midnight
const latestRunDate = await HashratesRepository.$getLatestRun('last_hashrates_indexing');
const now = new Date().getUTCDate();
if (now === latestRunDate) {
return;
}
} catch (e) {
throw e;
}
try {
const indexedTimestamp = (await HashratesRepository.$getNetworkDailyHashrate(null)).map(hashrate => hashrate.timestamp);
const genesisTimestamp = 1231006505000; // bitcoin-cli getblock 000000000019d6689c085ae165831e934ff763ae46a2a6c172b3f1b60a8ce26f
const lastMidnight = this.getDateMidnight(new Date());
let toTimestamp = Math.round(lastMidnight.getTime());
const hashrates: any[] = [];
const totalDayIndexed = (await BlocksRepository.$blockCount(null, null)) / 144;
let indexedThisRun = 0;
let totalIndexed = 0;
let newlyIndexed = 0;
const startedAt = new Date().getTime() / 1000;
let timer = new Date().getTime() / 1000;
logger.debug(`Indexing daily network hashrate`);
loadingIndicators.setProgress('daily-hashrate-indexing', 0);
while (toTimestamp > genesisTimestamp) {
const fromTimestamp = toTimestamp - 86400000;
// Skip already indexed weeks
if (indexedTimestamp.includes(toTimestamp / 1000)) {
toTimestamp -= 86400000;
++totalIndexed;
continue;
}
// Check if we have blocks for the previous day (which mean that the day
// we are currently indexing has complete data)
const blockStatsPreviousDay: any = await BlocksRepository.$blockCountBetweenTimestamp(
null, (fromTimestamp - 86400000) / 1000, (toTimestamp - 86400000) / 1000);
if (blockStatsPreviousDay.blockCount === 0) { // We are done indexing
break;
}
const blockStats: any = await BlocksRepository.$blockCountBetweenTimestamp(
null, fromTimestamp / 1000, toTimestamp / 1000);
const lastBlockHashrate = await bitcoinClient.getNetworkHashPs(blockStats.blockCount,
blockStats.lastBlockHeight);
hashrates.push({
hashrateTimestamp: toTimestamp / 1000,
avgHashrate: lastBlockHashrate,
poolId: 0,
share: 1,
type: 'daily',
});
if (hashrates.length > 10) {
newlyIndexed += hashrates.length;
await HashratesRepository.$saveHashrates(hashrates);
hashrates.length = 0;
}
const elapsedSeconds = Math.max(1, Math.round((new Date().getTime() / 1000) - timer));
if (elapsedSeconds > 1) {
const runningFor = Math.max(1, Math.round((new Date().getTime() / 1000) - startedAt));
const daysPerSeconds = Math.max(1, Math.round(indexedThisRun / elapsedSeconds));
const progress = Math.round(totalIndexed / totalDayIndexed * 10000) / 100;
const timeLeft = Math.round((totalDayIndexed - totalIndexed) / daysPerSeconds);
const formattedDate = new Date(fromTimestamp).toUTCString();
logger.debug(`Getting network daily hashrate for ${formattedDate} | ~${daysPerSeconds.toFixed(2)} days/sec | total: ~${totalIndexed}/${Math.round(totalDayIndexed)} (${progress}%) | elapsed: ${runningFor} seconds | left: ~${timeLeft} seconds`);
timer = new Date().getTime() / 1000;
indexedThisRun = 0;
loadingIndicators.setProgress('daily-hashrate-indexing', progress);
}
toTimestamp -= 86400000;
++indexedThisRun;
++totalIndexed;
}
// Add genesis block manually
if (toTimestamp <= genesisTimestamp && !indexedTimestamp.includes(genesisTimestamp)) {
hashrates.push({
hashrateTimestamp: genesisTimestamp,
avgHashrate: await bitcoinClient.getNetworkHashPs(1, 1),
poolId: null,
type: 'daily',
});
}
newlyIndexed += hashrates.length;
await HashratesRepository.$saveHashrates(hashrates);
await HashratesRepository.$setLatestRun('last_hashrates_indexing', new Date().getUTCDate());
if (newlyIndexed > 0) {
logger.info(`Indexed ${newlyIndexed} day of network hashrate`);
}
loadingIndicators.setProgress('daily-hashrate-indexing', 100);
} catch (e) {
loadingIndicators.setProgress('daily-hashrate-indexing', 100);
throw e;
}
}
private getDateMidnight(date: Date): Date {
date.setUTCHours(0);
date.setUTCMinutes(0);
date.setUTCSeconds(0);
date.setUTCMilliseconds(0);
return date;
}
private getTimeRange(interval: string | null): number {
switch (interval) {
case '3y': return 43200; // 12h
case '2y': return 28800; // 8h
case '1y': return 28800; // 8h
case '6m': return 10800; // 3h
case '3m': return 7200; // 2h
case '1m': return 1800; // 30min
case '1w': return 300; // 5min
case '3d': return 1;
case '24h': return 1;
default: return 86400; // 24h
}
}
}
export default new Mining();