package main

import (
	"context"
	"flag"
	"log"
	"os"
	"os/signal"
	"syscall"

	"vetting/agent"
	"vetting/agent/bootstate"
)

func main() {
	cmdlinePath := flag.String("cmdline", "/proc/cmdline", "path to kernel cmdline (override for local testing)")
	flag.Parse()

	p, err := bootstate.ParseCmdline(*cmdlinePath)
	if err != nil {
		log.Fatalf("bootstate: %v", err)
	}
	log.Printf("vetting-agent starting: run=%d mac=%s orchestrator=%s", p.RunID, p.MAC, p.OrchestratorURL)

	ctx, cancel := context.WithCancel(context.Background())
	defer cancel()

	sig := make(chan os.Signal, 1)
	signal.Notify(sig, os.Interrupt, syscall.SIGTERM)
	go func() {
		<-sig
		log.Printf("vetting-agent: signal received, shutting down")
		cancel()
	}()

	if err := agent.Run(ctx, p); err != nil && err != context.Canceled {
		log.Fatalf("agent: %v", err)
	}
}