maintenance-bot/index.js

import settings    from "./libs/settings.js"
import getNotifier from "./libs/getNotifier.js"
import getLogger   from "./libs/logger.js"
import getChecker  from "./libs/getChecker.js"

const log = getLogger("MAIN", "blue")

log("Starting up maintenance-bot...")


log("Finding enabled notifiers and checkers...")
const enabledNotifiers = Object.keys(settings.notifiers).filter(notifier => settings.notifiers[notifier].enabled)
const enabledCheckers  = Object.keys(settings.checkers).filter(checker => settings.checkers[checker].enabled)
log("Enabled notifiers:", enabledNotifiers)
log("Enabled checkers: ", enabledCheckers)


log("Starting up notifiers and checkers...")
const notifiers = await Promise.all(enabledNotifiers.map(notifier => getNotifier(notifier)))
const sendMessage = msg => notifiers.forEach(notifier => notifier(msg))
await Promise.all(enabledCheckers.map(checker => getChecker(checker, sendMessage)))
log("Started all checkers!")


log("Sending out start-up messages...")
sendMessage("Started up 'maintenance-bot'...")
log("Start up complete!")


function onExitWarn() {
    sendMessage("OH NO I AM DYING!")
    setTimeout(() => process.exit(0), 200)
}
process.on("beforeExit",         onExitWarn)
process.on("exit",               onExitWarn)
process.on("SIGINT",             onExitWarn)
process.on("SIGTERM",            onExitWarn)
process.on("uncaughtException",  onExitWarn)
process.on("unhandledRejection", onExitWarn)