skyview/main.go

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package main
import (
"context"
"embed"
"flag"
"log"
"net/http"
"os"
"os/signal"
"syscall"
"time"
"skyview/internal/config"
"skyview/internal/server"
)
//go:embed static/*
var staticFiles embed.FS
func main() {
daemon := flag.Bool("daemon", false, "Run as daemon (background process)")
flag.Parse()
cfg, err := config.Load()
if err != nil {
log.Fatalf("Failed to load configuration: %v", err)
}
ctx, cancel := context.WithCancel(context.Background())
defer cancel()
srv := server.New(cfg, staticFiles, ctx)
log.Printf("Starting skyview server on %s", cfg.Server.Address)
log.Printf("Connecting to dump1090 SBS-1 at %s:%d", cfg.Dump1090.Host, cfg.Dump1090.DataPort)
httpServer := &http.Server{
Addr: cfg.Server.Address,
Handler: srv,
}
go func() {
if err := httpServer.ListenAndServe(); err != nil && err != http.ErrServerClosed {
log.Fatalf("Server failed to start: %v", err)
}
}()
if *daemon {
log.Printf("Running as daemon...")
select {}
} else {
log.Printf("Press Ctrl+C to stop")
sigChan := make(chan os.Signal, 1)
signal.Notify(sigChan, syscall.SIGINT, syscall.SIGTERM)
<-sigChan
log.Printf("Shutting down...")
cancel()
shutdownCtx, shutdownCancel := context.WithTimeout(context.Background(), 5*time.Second)
defer shutdownCancel()
if err := httpServer.Shutdown(shutdownCtx); err != nil {
log.Printf("Server shutdown error: %v", err)
}
}
}