package main

import (
	"flag"
	"fmt"
	"log"
	"net"
	"os"
	"os/signal"
	"syscall"
)

func main() {
	port := flag.Int("port", 8080, "TCP port for gRPC listener")
	gossipPort := flag.Int("gossip-port", 7946, "UDP port for gossip peer detection")
	flag.Parse()

	fmt.Printf("Starting Distributed Cache Node on port %d (Gossip UDP: %d)\n", *port, *gossipPort)

	lis, err := net.Listen("tcp", fmt.Sprintf(":%d", *port))
	if err != nil {
		log.Fatalf("failed to listen on port %d: %v", *port, err)
	}
	defer lis.Close()

	sigChan := make(chan os.Signal, 1)
	signal.Notify(sigChan, syscall.SIGINT, syscall.SIGTERM)
	<-sigChan

	fmt.Println("Shutting down cache node cleanly...")
}