machankura/mempool
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[mining] pool updater is now self contained service

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This commit is contained in:
nymkappa 2024-08-20 12:07:20 +02:00
parent ae2ed8fdae
commit 4596394100
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GPG Key ID: 92358FC85D9645DE
2 changed files with 29 additions and 14 deletions
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3
backend/src/index.ts
View File

@ -211,6 +211,8 @@ class Server {
}
});
}
poolsUpdater.$startService();
}
async runMainUpdateLoop(): Promise<void> {
@ -239,7 +241,6 @@ class Server {
if (config.FIAT_PRICE.ENABLED) {
priceUpdater.$run();
}
await poolsUpdater.updatePoolsJson();
// rerun immediately if we skipped the mempool update, otherwise wait POLL_RATE_MS
const elapsed = Date.now() - start;

40
backend/src/tasks/pools-updater.ts
View File

@ -6,16 +6,30 @@ import backendInfo from '../api/backend-info';
import logger from '../logger';
import { SocksProxyAgent } from 'socks-proxy-agent';
import * as https from 'https';
import { Common } from '../api/common';
/**
* Maintain the most recent version of pools-v2.json
*/
class PoolsUpdater {
tag = 'PoolsUpdater';
lastRun: number = 0;
currentSha: string | null = null;
poolsUrl: string = config.MEMPOOL.POOLS_JSON_URL;
treeUrl: string = config.MEMPOOL.POOLS_JSON_TREE_URL;
public async $startService(): Promise<void> {
while ('Bitcoin is still alive') {
try {
await this.updatePoolsJson();
} catch (e: any) {
logger.info(`Exception ${e} in PoolsUpdater::$startService. Code: ${e.code}. Message: ${e.message}`, this.tag);
}
await Common.sleep$(10000);
}
}
public async updatePoolsJson(): Promise<void> {
if (['mainnet', 'testnet', 'signet'].includes(config.MEMPOOL.NETWORK) === false ||
config.MEMPOOL.ENABLED === false
@ -40,7 +54,7 @@ class PoolsUpdater {
this.currentSha = await this.getShaFromDb();
}
logger.debug(`pools-v2.json sha | Current: ${this.currentSha} | Github: ${githubSha}`);
logger.debug(`pools-v2.json sha | Current: ${this.currentSha} | Github: ${githubSha}`, this.tag);
if (this.currentSha !== null && this.currentSha === githubSha) {
return;
}
@ -50,16 +64,16 @@ class PoolsUpdater {
config.MEMPOOL.AUTOMATIC_POOLS_UPDATE !== true && // Automatic pools update is disabled
!process.env.npm_config_update_pools // We're not manually updating mining pool
) {
logger.warn(`Updated mining pools data is available (${githubSha}) but AUTOMATIC_POOLS_UPDATE is disabled`);
logger.info(`You can update your mining pools using the --update-pools command flag. You may want to clear your nginx cache as well if applicable`);
logger.warn(`Updated mining pools data is available (${githubSha}) but AUTOMATIC_POOLS_UPDATE is disabled`, this.tag);
logger.info(`You can update your mining pools using the --update-pools command flag. You may want to clear your nginx cache as well if applicable`, this.tag);
return;
}
const network = config.SOCKS5PROXY.ENABLED ? 'tor' : 'clearnet';
if (this.currentSha === null) {
logger.info(`Downloading pools-v2.json for the first time from ${this.poolsUrl} over ${network}`, logger.tags.mining);
logger.info(`Downloading pools-v2.json for the first time from ${this.poolsUrl} over ${network}`, this.tag);
} else {
logger.warn(`pools-v2.json is outdated, fetching latest from ${this.poolsUrl} over ${network}`, logger.tags.mining);
logger.warn(`pools-v2.json is outdated, fetching latest from ${this.poolsUrl} over ${network}`, this.tag);
}
const poolsJson = await this.query(this.poolsUrl);
if (poolsJson === undefined) {
@ -68,7 +82,7 @@ class PoolsUpdater {
poolsParser.setMiningPools(poolsJson);
if (config.DATABASE.ENABLED === false) { // Don't run db operations
logger.info(`Mining pools-v2.json (${githubSha}) import completed (no database)`);
logger.info(`Mining pools-v2.json (${githubSha}) import completed (no database)`, this.tag);
return;
}
@ -78,14 +92,14 @@ class PoolsUpdater {
await this.updateDBSha(githubSha);
await DB.query('COMMIT;');
} catch (e) {
logger.err(`Could not migrate mining pools, rolling back. Exception: ${JSON.stringify(e)}`, logger.tags.mining);
logger.err(`Could not migrate mining pools, rolling back. Exception: ${JSON.stringify(e)}`, this.tag);
await DB.query('ROLLBACK;');
}
logger.info(`Mining pools-v2.json (${githubSha}) import completed`);
logger.info(`Mining pools-v2.json (${githubSha}) import completed`, this.tag);
} catch (e) {
this.lastRun = now - 600; // Try again in 10 minutes
logger.err(`PoolsUpdater failed. Will try again in 10 minutes. Exception: ${JSON.stringify(e)}`, logger.tags.mining);
logger.err(`PoolsUpdater failed. Will try again in 10 minutes. Exception: ${JSON.stringify(e)}`, this.tag);
}
}
@ -99,7 +113,7 @@ class PoolsUpdater {
await DB.query('DELETE FROM state where name="pools_json_sha"');
await DB.query(`INSERT INTO state VALUES('pools_json_sha', NULL, '${githubSha}')`);
} catch (e) {
logger.err('Cannot save github pools-v2.json sha into the db. Reason: ' + (e instanceof Error ? e.message : e), logger.tags.mining);
logger.err('Cannot save github pools-v2.json sha into the db. Reason: ' + (e instanceof Error ? e.message : e), this.tag);
}
}
}
@ -112,7 +126,7 @@ class PoolsUpdater {
const [rows]: any[] = await DB.query('SELECT string FROM state WHERE name="pools_json_sha"');
return (rows.length > 0 ? rows[0].string : null);
} catch (e) {
logger.err('Cannot fetch pools-v2.json sha from db. Reason: ' + (e instanceof Error ? e.message : e), logger.tags.mining);
logger.err('Cannot fetch pools-v2.json sha from db. Reason: ' + (e instanceof Error ? e.message : e), this.tag);
return null;
}
}
@ -131,7 +145,7 @@ class PoolsUpdater {
}
}
logger.err(`Cannot find "pools-v2.json" in git tree (${this.treeUrl})`, logger.tags.mining);
logger.err(`Cannot find "pools-v2.json" in git tree (${this.treeUrl})`, this.tag);
return null;
}
@ -183,7 +197,7 @@ class PoolsUpdater {
}
return data.data;
} catch (e) {
logger.err('Could not connect to Github. Reason: ' + (e instanceof Error ? e.message : e));
logger.err('Could not connect to Github. Reason: ' + (e instanceof Error ? e.message : e), this.tag);
retry++;
}
await setDelay(config.MEMPOOL.EXTERNAL_RETRY_INTERVAL);