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| 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 47 48 49 50 51 52 53 54 55 56 57 58 59 60 | 40x 40x 40x 40x 40x 40x 40x 40x 40x 40x 40x 40x 40x 40x 40x 40x 40x | import { HttpServer } from '../../Http/HttpServer';
import { Logger } from 'ts-log';
import { MissingProgramOption } from '../errors';
import { PgBossHttpService, PgBossServiceDependencies, PgBossWorkerArgs } from '../services/pgboss';
import { PostgresOptionDescriptions } from '../options';
import { SrvRecord } from 'dns';
import { createDnsResolver } from '../utils';
import { createLogger } from 'bunyan';
import { getConnectionConfig, getPool } from '../services/postgres';
import { getListen } from '../../Http/util';
export const PARALLEL_JOBS_DEFAULT = 10;
export const PG_BOSS_WORKER_API_URL_DEFAULT = new URL('http://localhost:3003');
export enum PgBossWorkerOptionDescriptions {
ParallelJobs = 'Parallel jobs to run',
Queues = 'Comma separated queue names',
Schedules = 'File path for schedules configurations'
}
export interface LoadPgBossWorkerDependencies {
dnsResolver?: (serviceName: string) => Promise<SrvRecord>;
logger?: Logger;
}
const pgBossWorker = 'pg-boss-worker';
export class PgBossWorkerHttpServer extends HttpServer {
constructor(cfg: PgBossWorkerArgs, deps: PgBossServiceDependencies) {
const { apiUrl } = cfg;
const { logger } = deps;
const pgBossService = new PgBossHttpService(cfg, deps);
pgBossService.onUnrecoverableError$.subscribe(() => {
// eslint-disable-next-line unicorn/no-process-exit
process.exit(1);
});
super(
{ listen: getListen(apiUrl), name: pgBossWorker },
{ logger, runnableDependencies: [], services: [pgBossService] }
);
}
}
export const loadPgBossWorker = async (args: PgBossWorkerArgs, deps: LoadPgBossWorkerDependencies = {}) => {
const logger = deps?.logger || createLogger({ level: args.loggerMinSeverity, name: pgBossWorker });
const dnsResolver =
deps?.dnsResolver ||
createDnsResolver(
{ factor: args.serviceDiscoveryBackoffFactor, maxRetryTime: args.serviceDiscoveryTimeout },
logger
);
const connectionConfig$ = getConnectionConfig(dnsResolver, pgBossWorker, 'StakePool', args);
const db = await getPool(dnsResolver, logger, args);
Iif (!db) throw new MissingProgramOption(pgBossWorker, PostgresOptionDescriptions.ConnectionString);
return new PgBossWorkerHttpServer(args, { connectionConfig$, db, logger });
};
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