hostbbq-monitoring/daemon/src/index.ts

import dotenv from 'dotenv';

import { Logger, LogLevel } from '../../common/util/logger.class';

dotenv.config();
const LOG_LEVEL: LogLevel = (process.env.LOG_LEVEL as LogLevel) || 'INFO';
Logger.logLevel = LOG_LEVEL;

import { Collector } from './collector.class';
import { Webserver } from './webserver.class';

process.on('SIGABRT', exitGracefully);
process.on('SIGQUIT', exitGracefully);
process.on('SIGTERM', exitGracefully);

Logger.info('[INFO] Starting Monitoring Daemon, pid:', process.pid);

const collector = new Collector();
new Webserver(Number(process.env.WEB_PORT ?? '80'), collector);

function exitGracefully(...args: any[]) {
  Logger.info(`[EXITING] Graceful exit, received ${JSON.stringify(args)}`);
  collector.stopLoop();
  process.exit(0);
}