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Merge pull request #4058 from mempool/mononaut/prices-api

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Current fiat prices API
This commit is contained in:
softsimon 2023-08-04 15:39:35 +09:00 committed by GitHub
commit b4ec69ce7a
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GPG Key ID: 4AEE18F83AFDEB23
12 changed files with 92 additions and 79 deletions
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7
backend/mempool-config.sample.json
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@ -32,7 +32,8 @@
"CPFP_INDEXING": false,
"DISK_CACHE_BLOCK_INTERVAL": 6,
"MAX_PUSH_TX_SIZE_WEIGHT": 4000000,
"ALLOW_UNREACHABLE": true
"ALLOW_UNREACHABLE": true,
"PRICE_UPDATES_PER_HOUR": 1
},
"CORE_RPC": {
"HOST": "127.0.0.1",
@ -115,10 +116,6 @@
"USERNAME": "",
"PASSWORD": ""
},
"PRICE_DATA_SERVER": {
"TOR_URL": "http://wizpriceje6q5tdrxkyiazsgu7irquiqjy2dptezqhrtu7l2qelqktid.onion/getAllMarketPrices",
"CLEARNET_URL": "https://price.bisq.wiz.biz/getAllMarketPrices"
},
"EXTERNAL_DATA_SERVER": {
"MEMPOOL_API": "https://mempool.space/api/v1",
"MEMPOOL_ONION": "http://mempoolhqx4isw62xs7abwphsq7ldayuidyx2v2oethdhhj6mlo2r6ad.onion/api/v1",

11
backend/src/__fixtures__/mempool-config.template.json
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@ -23,8 +23,8 @@
"USER_AGENT": "__MEMPOOL_USER_AGENT__",
"STDOUT_LOG_MIN_PRIORITY": "__MEMPOOL_STDOUT_LOG_MIN_PRIORITY__",
"INDEXING_BLOCKS_AMOUNT": 14,
"POOLS_JSON_TREE_URL": "__POOLS_JSON_TREE_URL__",
"POOLS_JSON_URL": "__POOLS_JSON_URL__",
"POOLS_JSON_TREE_URL": "__MEMPOOL_POOLS_JSON_TREE_URL__",
"POOLS_JSON_URL": "__MEMPOOL_POOLS_JSON_URL__",
"AUDIT": true,
"ADVANCED_GBT_AUDIT": true,
"ADVANCED_GBT_MEMPOOL": true,
@ -33,7 +33,8 @@
"MAX_BLOCKS_BULK_QUERY": 999,
"DISK_CACHE_BLOCK_INTERVAL": 999,
"MAX_PUSH_TX_SIZE_WEIGHT": 4000000,
"ALLOW_UNREACHABLE": true
"ALLOW_UNREACHABLE": true,
"PRICE_UPDATES_PER_HOUR": 1
},
"CORE_RPC": {
"HOST": "__CORE_RPC_HOST__",
@ -92,10 +93,6 @@
"USERNAME": "__SOCKS5PROXY_USERNAME__",
"PASSWORD": "__SOCKS5PROXY_PASSWORD__"
},
"PRICE_DATA_SERVER": {
"TOR_URL": "__PRICE_DATA_SERVER_TOR_URL__",
"CLEARNET_URL": "__PRICE_DATA_SERVER_CLEARNET_URL__"
},
"EXTERNAL_DATA_SERVER": {
"MEMPOOL_API": "__EXTERNAL_DATA_SERVER_MEMPOOL_API__",
"MEMPOOL_ONION": "__EXTERNAL_DATA_SERVER_MEMPOOL_ONION__",

8
backend/src/__tests__/config.test.ts
View File

@ -47,6 +47,7 @@ describe('Mempool Backend Config', () => {
DISK_CACHE_BLOCK_INTERVAL: 6,
MAX_PUSH_TX_SIZE_WEIGHT: 400000,
ALLOW_UNREACHABLE: true,
PRICE_UPDATES_PER_HOUR: 1,
});
expect(config.ELECTRUM).toStrictEqual({ HOST: '127.0.0.1', PORT: 3306, TLS_ENABLED: true });
@ -101,11 +102,6 @@ describe('Mempool Backend Config', () => {
PASSWORD: ''
});
expect(config.PRICE_DATA_SERVER).toStrictEqual({
TOR_URL: 'http://wizpriceje6q5tdrxkyiazsgu7irquiqjy2dptezqhrtu7l2qelqktid.onion/getAllMarketPrices',
CLEARNET_URL: 'https://price.bisq.wiz.biz/getAllMarketPrices'
});
expect(config.EXTERNAL_DATA_SERVER).toStrictEqual({
MEMPOOL_API: 'https://mempool.space/api/v1',
MEMPOOL_ONION: 'http://mempoolhqx4isw62xs7abwphsq7ldayuidyx2v2oethdhhj6mlo2r6ad.onion/api/v1',
@ -168,8 +164,6 @@ describe('Mempool Backend Config', () => {
expect(config.SOCKS5PROXY).toStrictEqual(fixture.SOCKS5PROXY);
expect(config.PRICE_DATA_SERVER).toStrictEqual(fixture.PRICE_DATA_SERVER);
expect(config.EXTERNAL_DATA_SERVER).toStrictEqual(fixture.EXTERNAL_DATA_SERVER);
expect(config.MEMPOOL_SERVICES).toStrictEqual(fixture.MEMPOOL_SERVICES);

19
backend/src/api/prices/prices.routes.ts Normal file
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@ -0,0 +1,19 @@
import { Application, Request, Response } from 'express';
import config from '../../config';
import pricesUpdater from '../../tasks/price-updater';
class PricesRoutes {
public initRoutes(app: Application): void {
app.get(config.MEMPOOL.API_URL_PREFIX + 'prices', this.$getCurrentPrices.bind(this));
}
private $getCurrentPrices(req: Request, res: Response): void {
res.header('Pragma', 'public');
res.header('Cache-control', 'public');
res.setHeader('Expires', new Date(Date.now() + 360_0000 / config.MEMPOOL.PRICE_UPDATES_PER_HOUR).toUTCString());
res.json(pricesUpdater.getLatestPrices());
}
}
export default new PricesRoutes();

12
backend/src/config.ts
View File

@ -38,6 +38,7 @@ interface IConfig {
DISK_CACHE_BLOCK_INTERVAL: number;
MAX_PUSH_TX_SIZE_WEIGHT: number;
ALLOW_UNREACHABLE: boolean;
PRICE_UPDATES_PER_HOUR: number;
};
ESPLORA: {
REST_API_URL: string;
@ -115,10 +116,6 @@ interface IConfig {
USERNAME: string;
PASSWORD: string;
};
PRICE_DATA_SERVER: {
TOR_URL: string;
CLEARNET_URL: string;
};
EXTERNAL_DATA_SERVER: {
MEMPOOL_API: string;
MEMPOOL_ONION: string;
@ -185,6 +182,7 @@ const defaults: IConfig = {
'DISK_CACHE_BLOCK_INTERVAL': 6,
'MAX_PUSH_TX_SIZE_WEIGHT': 400000,
'ALLOW_UNREACHABLE': true,
'PRICE_UPDATES_PER_HOUR': 1,
},
'ESPLORA': {
'REST_API_URL': 'http://127.0.0.1:3000',
@ -262,10 +260,6 @@ const defaults: IConfig = {
'USERNAME': '',
'PASSWORD': ''
},
'PRICE_DATA_SERVER': {
'TOR_URL': 'http://wizpriceje6q5tdrxkyiazsgu7irquiqjy2dptezqhrtu7l2qelqktid.onion/getAllMarketPrices',
'CLEARNET_URL': 'https://price.bisq.wiz.biz/getAllMarketPrices'
},
'EXTERNAL_DATA_SERVER': {
'MEMPOOL_API': 'https://mempool.space/api/v1',
'MEMPOOL_ONION': 'http://mempoolhqx4isw62xs7abwphsq7ldayuidyx2v2oethdhhj6mlo2r6ad.onion/api/v1',
@ -310,7 +304,6 @@ class Config implements IConfig {
LND: IConfig['LND'];
CLIGHTNING: IConfig['CLIGHTNING'];
SOCKS5PROXY: IConfig['SOCKS5PROXY'];
PRICE_DATA_SERVER: IConfig['PRICE_DATA_SERVER'];
EXTERNAL_DATA_SERVER: IConfig['EXTERNAL_DATA_SERVER'];
MAXMIND: IConfig['MAXMIND'];
REPLICATION: IConfig['REPLICATION'];
@ -332,7 +325,6 @@ class Config implements IConfig {
this.LND = configs.LND;
this.CLIGHTNING = configs.CLIGHTNING;
this.SOCKS5PROXY = configs.SOCKS5PROXY;
this.PRICE_DATA_SERVER = configs.PRICE_DATA_SERVER;
this.EXTERNAL_DATA_SERVER = configs.EXTERNAL_DATA_SERVER;
this.MAXMIND = configs.MAXMIND;
this.REPLICATION = configs.REPLICATION;

3
backend/src/index.ts
View File

@ -30,6 +30,7 @@ import generalLightningRoutes from './api/explorer/general.routes';
import lightningStatsUpdater from './tasks/lightning/stats-updater.service';
import networkSyncService from './tasks/lightning/network-sync.service';
import statisticsRoutes from './api/statistics/statistics.routes';
import pricesRoutes from './api/prices/prices.routes';
import miningRoutes from './api/mining/mining-routes';
import bisqRoutes from './api/bisq/bisq.routes';
import liquidRoutes from './api/liquid/liquid.routes';
@ -193,6 +194,7 @@ class Server {
await memPool.$updateMempool(newMempool, pollRate);
}
indexer.$run();
priceUpdater.$run();
// rerun immediately if we skipped the mempool update, otherwise wait POLL_RATE_MS
const elapsed = Date.now() - start;
@ -261,6 +263,7 @@ class Server {
setUpHttpApiRoutes(): void {
bitcoinRoutes.initRoutes(this.app);
pricesRoutes.initRoutes(this.app);
if (config.STATISTICS.ENABLED && config.DATABASE.ENABLED && config.MEMPOOL.ENABLED) {
statisticsRoutes.initRoutes(this.app);
}

8
backend/src/indexer.ts
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@ -105,6 +105,12 @@ class Indexer {
return;
}
try {
await priceUpdater.$run();
} catch (e) {
logger.err(`Running priceUpdater failed. Reason: ` + (e instanceof Error ? e.message : e));
}
// Do not attempt to index anything unless Bitcoin Core is fully synced
const blockchainInfo = await bitcoinClient.getBlockchainInfo();
if (blockchainInfo.blocks !== blockchainInfo.headers) {
@ -119,8 +125,6 @@ class Indexer {
await this.checkAvailableCoreIndexes();
try {
await priceUpdater.$run();
const chainValid = await blocks.$generateBlockDatabase();
if (chainValid === false) {
// Chain of block hash was invalid, so we need to reindex. Stop here and continue at the next iteration

60
backend/src/tasks/price-updater.ts
View File

@ -25,7 +25,10 @@ export interface PriceHistory {
class PriceUpdater {
public historyInserted = false;
private lastRun = 0;
private timeBetweenUpdatesMs = 360_0000 / config.MEMPOOL.PRICE_UPDATES_PER_HOUR;
private cyclePosition = -1;
private firstRun = true;
private lastTime = -1;
private lastHistoricalRun = 0;
private running = false;
private feeds: PriceFeed[] = [];
@ -41,6 +44,8 @@ class PriceUpdater {
this.feeds.push(new CoinbaseApi());
this.feeds.push(new BitfinexApi());
this.feeds.push(new GeminiApi());
this.setCyclePosition();
}
public getLatestPrices(): ApiPrice {
@ -100,22 +105,48 @@ class PriceUpdater {
this.running = false;
}
private getMillisecondsSinceBeginningOfHour(): number {
const now = new Date();
const beginningOfHour = new Date(now);
beginningOfHour.setMinutes(0, 0, 0);
return now.getTime() - beginningOfHour.getTime();
}
private setCyclePosition(): void {
const millisecondsSinceBeginningOfHour = this.getMillisecondsSinceBeginningOfHour();
for (let i = 0; i < config.MEMPOOL.PRICE_UPDATES_PER_HOUR; i++) {
if (this.timeBetweenUpdatesMs * i > millisecondsSinceBeginningOfHour) {
this.cyclePosition = i;
return;
}
}
this.cyclePosition = config.MEMPOOL.PRICE_UPDATES_PER_HOUR;
}
/**
* Fetch last BTC price from exchanges, average them, and save it in the database once every hour
*/
private async $updatePrice(): Promise<void> {
if (this.lastRun === 0 && config.DATABASE.ENABLED === true) {
this.lastRun = await PricesRepository.$getLatestPriceTime();
let forceUpdate = false;
if (this.firstRun === true && config.DATABASE.ENABLED === true) {
const lastUpdate = await PricesRepository.$getLatestPriceTime();
if (new Date().getTime() / 1000 - lastUpdate > this.timeBetweenUpdatesMs / 1000) {
forceUpdate = true;
}
this.firstRun = false;
}
if ((Math.round(new Date().getTime() / 1000) - this.lastRun) < 3600) {
// Refresh only once every hour
const millisecondsSinceBeginningOfHour = this.getMillisecondsSinceBeginningOfHour();
// Reset the cycle on new hour
if (this.lastTime > millisecondsSinceBeginningOfHour) {
this.cyclePosition = 0;
}
this.lastTime = millisecondsSinceBeginningOfHour;
if (millisecondsSinceBeginningOfHour < this.timeBetweenUpdatesMs * this.cyclePosition && !forceUpdate && this.cyclePosition !== 0) {
return;
}
const previousRun = this.lastRun;
this.lastRun = new Date().getTime() / 1000;
for (const currency of this.currencies) {
let prices: number[] = [];
@ -146,26 +177,27 @@ class PriceUpdater {
}
}
logger.info(`Latest BTC fiat averaged price: ${JSON.stringify(this.latestPrices)}`);
if (config.DATABASE.ENABLED === true) {
if (config.DATABASE.ENABLED === true && this.cyclePosition === 0) {
// Save everything in db
try {
const p = 60 * 60 * 1000; // milliseconds in an hour
const nowRounded = new Date(Math.round(new Date().getTime() / p) * p); // https://stackoverflow.com/a/28037042
this.latestPrices.time = nowRounded.getTime() / 1000;
await PricesRepository.$savePrices(nowRounded.getTime() / 1000, this.latestPrices);
} catch (e) {
this.lastRun = previousRun + 5 * 60;
logger.err(`Cannot save latest prices into db. Trying again in 5 minutes. Reason: ${(e instanceof Error ? e.message : e)}`);
}
}
this.latestPrices.time = Math.round(new Date().getTime() / 1000);
logger.info(`Latest BTC fiat averaged price: ${JSON.stringify(this.latestPrices)}`);
if (this.ratesChangedCallback) {
this.ratesChangedCallback(this.latestPrices);
}
this.lastRun = new Date().getTime() / 1000;
if (!forceUpdate) {
this.cyclePosition++;
}
if (this.latestPrices.USD === -1) {
this.latestPrices = await PricesRepository.$getLatestConversionRates();

23
docker/README.md
View File

@ -113,7 +113,8 @@ Below we list all settings from `mempool-config.json` and the corresponding over
"ADVANCED_GBT_MEMPOOL": false,
"CPFP_INDEXING": false,
"MAX_BLOCKS_BULK_QUERY": 0,
"DISK_CACHE_BLOCK_INTERVAL": 6
"DISK_CACHE_BLOCK_INTERVAL": 6,
"PRICE_UPDATES_PER_HOUR": 1
},
```
@ -146,6 +147,7 @@ Corresponding `docker-compose.yml` overrides:
MEMPOOL_CPFP_INDEXING: ""
MEMPOOL_MAX_BLOCKS_BULK_QUERY: ""
MEMPOOL_DISK_CACHE_BLOCK_INTERVAL: ""
MEMPOOL_PRICE_UPDATES_PER_HOUR: ""
...
```
@ -363,25 +365,6 @@ Corresponding `docker-compose.yml` overrides:
<br/>
`mempool-config.json`:
```json
"PRICE_DATA_SERVER": {
"TOR_URL": "http://wizpriceje6q5tdrxkyiazsgu7irquiqjy2dptezqhrtu7l2qelqktid.onion/getAllMarketPrices",
"CLEARNET_URL": "https://price.bisq.wiz.biz/getAllMarketPrices"
}
```
Corresponding `docker-compose.yml` overrides:
```yaml
api:
environment:
PRICE_DATA_SERVER_TOR_URL: ""
PRICE_DATA_SERVER_CLEARNET_URL: ""
...
```
<br/>
`mempool-config.json`:
```json
"LIGHTNING": {

7
docker/backend/mempool-config.json
View File

@ -33,7 +33,8 @@
"MAX_PUSH_TX_SIZE_WEIGHT": __MEMPOOL_MAX_PUSH_TX_SIZE_WEIGHT__,
"ALLOW_UNREACHABLE": __MEMPOOL_ALLOW_UNREACHABLE__,
"POOLS_JSON_TREE_URL": "__MEMPOOL_POOLS_JSON_TREE_URL__",
"POOLS_JSON_URL": "__MEMPOOL_POOLS_JSON_URL__"
"POOLS_JSON_URL": "__MEMPOOL_POOLS_JSON_URL__",
"PRICE_UPDATES_PER_HOUR": __MEMPOOL_PRICE_UPDATES_PER_HOUR__
},
"CORE_RPC": {
"HOST": "__CORE_RPC_HOST__",
@ -111,10 +112,6 @@
"USERNAME": "__SOCKS5PROXY_USERNAME__",
"PASSWORD": "__SOCKS5PROXY_PASSWORD__"
},
"PRICE_DATA_SERVER": {
"TOR_URL": "__PRICE_DATA_SERVER_TOR_URL__",
"CLEARNET_URL": "__PRICE_DATA_SERVER_CLEARNET_URL__"
},
"EXTERNAL_DATA_SERVER": {
"MEMPOOL_API": "__EXTERNAL_DATA_SERVER_MEMPOOL_API__",
"MEMPOOL_ONION": "__EXTERNAL_DATA_SERVER_MEMPOOL_ONION__",

10
docker/backend/start.sh
View File

@ -35,7 +35,7 @@ __MEMPOOL_MAX_BLOCKS_BULK_QUERY__=${MEMPOOL_MAX_BLOCKS_BULK_QUERY:=0}
__MEMPOOL_DISK_CACHE_BLOCK_INTERVAL__=${MEMPOOL_DISK_CACHE_BLOCK_INTERVAL:=6}
__MEMPOOL_MAX_PUSH_TX_SIZE_WEIGHT__=${MEMPOOL_MAX_PUSH_TX_SIZE_WEIGHT:=4000000}
__MEMPOOL_ALLOW_UNREACHABLE__=${MEMPOOL_ALLOW_UNREACHABLE:=true}
__MEMPOOL_PRICE_UPDATES_PER_HOUR__=${MEMPOOL_PRICE_UPDATES_PER_HOUR:=1}
# CORE_RPC
__CORE_RPC_HOST__=${CORE_RPC_HOST:=127.0.0.1}
@ -94,10 +94,6 @@ __SOCKS5PROXY_PORT__=${SOCKS5PROXY_PORT:=9050}
__SOCKS5PROXY_USERNAME__=${SOCKS5PROXY_USERNAME:=""}
__SOCKS5PROXY_PASSWORD__=${SOCKS5PROXY_PASSWORD:=""}
# PRICE_DATA_SERVER
__PRICE_DATA_SERVER_TOR_URL__=${PRICE_DATA_SERVER_TOR_URL:=http://wizpriceje6q5tdrxkyiazsgu7irquiqjy2dptezqhrtu7l2qelqktid.onion/getAllMarketPrices}
__PRICE_DATA_SERVER_CLEARNET_URL__=${PRICE_DATA_SERVER_CLEARNET_URL:=https://price.bisq.wiz.biz/getAllMarketPrices}
# EXTERNAL_DATA_SERVER
__EXTERNAL_DATA_SERVER_MEMPOOL_API__=${EXTERNAL_DATA_SERVER_MEMPOOL_API:=https://mempool.space/api/v1}
__EXTERNAL_DATA_SERVER_MEMPOOL_ONION__=${EXTERNAL_DATA_SERVER_MEMPOOL_ONION:=http://mempoolhqx4isw62xs7abwphsq7ldayuidyx2v2oethdhhj6mlo2r6ad.onion/api/v1}
@ -181,6 +177,7 @@ sed -i "s!__MEMPOOL_MAX_BLOCKS_BULK_QUERY__!${__MEMPOOL_MAX_BLOCKS_BULK_QUERY__}
sed -i "s!__MEMPOOL_DISK_CACHE_BLOCK_INTERVAL__!${__MEMPOOL_DISK_CACHE_BLOCK_INTERVAL__}!g" mempool-config.json
sed -i "s!__MEMPOOL_MAX_PUSH_TX_SIZE_WEIGHT__!${__MEMPOOL_MAX_PUSH_TX_SIZE_WEIGHT__}!g" mempool-config.json
sed -i "s!__MEMPOOL_ALLOW_UNREACHABLE__!${__MEMPOOL_ALLOW_UNREACHABLE__}!g" mempool-config.json
sed -i "s!__MEMPOOL_PRICE_UPDATES_PER_HOUR__!${__MEMPOOL_PRICE_UPDATES_PER_HOUR__}!g" mempool-config.json
sed -i "s!__CORE_RPC_HOST__!${__CORE_RPC_HOST__}!g" mempool-config.json
sed -i "s!__CORE_RPC_PORT__!${__CORE_RPC_PORT__}!g" mempool-config.json
@ -230,9 +227,6 @@ sed -i "s!__SOCKS5PROXY_PORT__!${__SOCKS5PROXY_PORT__}!g" mempool-config.json
sed -i "s!__SOCKS5PROXY_USERNAME__!${__SOCKS5PROXY_USERNAME__}!g" mempool-config.json
sed -i "s!__SOCKS5PROXY_PASSWORD__!${__SOCKS5PROXY_PASSWORD__}!g" mempool-config.json
sed -i "s!__PRICE_DATA_SERVER_TOR_URL__!${__PRICE_DATA_SERVER_TOR_URL__}!g" mempool-config.json
sed -i "s!__PRICE_DATA_SERVER_CLEARNET_URL__!${__PRICE_DATA_SERVER_CLEARNET_URL__}!g" mempool-config.json
sed -i "s!__EXTERNAL_DATA_SERVER_MEMPOOL_API__!${__EXTERNAL_DATA_SERVER_MEMPOOL_API__}!g" mempool-config.json
sed -i "s!__EXTERNAL_DATA_SERVER_MEMPOOL_ONION__!${__EXTERNAL_DATA_SERVER_MEMPOOL_ONION__}!g" mempool-config.json
sed -i "s!__EXTERNAL_DATA_SERVER_LIQUID_API__!${__EXTERNAL_DATA_SERVER_LIQUID_API__}!g" mempool-config.json

3
production/mempool-config.mainnet.json
View File

@ -18,7 +18,8 @@
"USE_SECOND_NODE_FOR_MINFEE": true,
"DISK_CACHE_BLOCK_INTERVAL": 1,
"MAX_PUSH_TX_SIZE_WEIGHT": 4000000,
"ALLOW_UNREACHABLE": true
"ALLOW_UNREACHABLE": true,
"PRICE_UPDATES_PER_HOUR": 12
},
"SYSLOG" : {
"MIN_PRIORITY": "debug"