virtigo/main.go

// Copyright 2024 WIT.COM Inc Licensed GPL 3.0

package main

import (
	"embed"
	"os"
	"time"

	"go.wit.com/dev/alexflint/arg"
	"go.wit.com/log"
)

var Version string

//go:embed resources/*
var resources embed.FS

func main() {
	pp := arg.MustParse(&argv)

	if !argv.Uptime {
		pp.WriteHelp(os.Stdout)
		os.Exit(0)
	}

	if argv.Daemon {
		log.DaemonMode(true)
	}

	readDropletFile("droplets")
	readHypervisorFile("hypervisor")

	// initialize the grid as unstable
	me.unstable = time.Now()

	log.Info("create cluser for", argv.Hosts)
	for _, name := range argv.Hosts {
		h := addHypervisor(name)
		h.Active = true
	}

	if argv.Start != "" {
		d := findDroplet(argv.Start)
		if d == nil {
			log.Info("droplet is unknown:", argv.Start)
		} else {
			log.Info("start droplet here:", d.Hostname)
		}
		os.Exit(0)
	}

	// start the watchdog polling for each hypervisor
	for _, h := range me.hypers {
		log.Info("starting watchdog here for hostname =", h.Hostname)
		go h.NewWatchdog()
	}

	// sit here
	startHTTP()
}