tajniak81
80 lines
2.0 KiB
Go
80 lines
2.0 KiB
Go
// Command server is the central Car Control API Server. It is the single
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// gateway between clients (web app, phone app, Home Assistant, ESP32 device)
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// and the PocketBase database.
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package main
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import (
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"context"
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"errors"
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"log"
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"net/http"
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"os"
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"os/signal"
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"syscall"
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"time"
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"carcontrol/api/internal/api"
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"carcontrol/api/internal/config"
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"carcontrol/api/internal/pb"
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)
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func main() {
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log.SetFlags(log.LstdFlags | log.Lmsgprefix)
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log.SetPrefix("[api] ")
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cfg, err := config.Load()
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if err != nil {
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log.Fatalf("config: %v", err)
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}
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client := pb.New(cfg.PBURL, cfg.PBAdminEmail, cfg.PBAdminPasswd)
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authCtx, cancel := context.WithTimeout(context.Background(), 10*time.Second)
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defer cancel()
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if err := client.Authenticate(authCtx); err != nil {
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log.Fatalf("pocketbase auth (%s): %v", cfg.PBURL, err)
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}
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log.Printf("authenticated to PocketBase at %s", cfg.PBURL)
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if cfg.UsingDevAuthSecret() {
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log.Println("WARNING: AUTH_SECRET is unset — using an insecure development secret. Set AUTH_SECRET in production.")
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}
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srv := api.NewServer(client, api.Options{
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CORSOrigins: cfg.CORSOrigins,
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AuthSecret: cfg.AuthSecret,
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UsersCollection: cfg.UsersCollection,
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})
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httpSrv := &http.Server{
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Addr: announcedAddr(cfg.Port),
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Handler: srv.Handler(),
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ReadHeaderTimeout: 10 * time.Second,
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}
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go func() {
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log.Printf("listening on %s", httpSrv.Addr)
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if err := httpSrv.ListenAndServe(); err != nil && !errors.Is(err, http.ErrServerClosed) {
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log.Fatalf("http server: %v", err)
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}
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}()
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// Graceful shutdown on SIGINT/SIGTERM.
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stop := make(chan os.Signal, 1)
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signal.Notify(stop, os.Interrupt, syscall.SIGTERM)
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<-stop
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log.Println("shutting down...")
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shutdownCtx, shutdownCancel := context.WithTimeout(context.Background(), 5*time.Second)
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defer shutdownCancel()
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if err := httpSrv.Shutdown(shutdownCtx); err != nil {
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log.Printf("shutdown: %v", err)
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}
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}
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func announcedAddr(port string) string {
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if port == "" {
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port = "8080"
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}
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return ":" + port
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}
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