70 lines
1.5 KiB
Go
70 lines
1.5 KiB
Go
// Command server arranca la API central de Docker Manager.
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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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"fmt"
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"log/slog"
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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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"dockermanager/backend/internal/config"
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dockerconn "dockermanager/backend/internal/docker"
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"dockermanager/backend/internal/httpserver"
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)
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func main() {
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logger := slog.New(slog.NewJSONHandler(os.Stdout, nil))
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if err := run(logger); err != nil {
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logger.Error("fatal error", "err", err)
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os.Exit(1)
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}
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}
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func run(logger *slog.Logger) error {
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cfg, err := config.Load()
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if err != nil {
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return fmt.Errorf("loading config: %w", err)
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}
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dockerCli, err := dockerconn.NewLocalConnector(cfg.DockerHost)
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if err != nil {
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return fmt.Errorf("connecting to docker: %w", err)
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}
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defer dockerCli.Close()
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router := httpserver.NewRouter(httpserver.Deps{
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Logger: logger,
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Docker: dockerCli,
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Origins: cfg.CORSAllowedOrigins,
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})
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srv := &http.Server{
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Addr: fmt.Sprintf(":%d", cfg.Port),
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Handler: router,
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ReadHeaderTimeout: 5 * time.Second,
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}
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ctx, stop := signal.NotifyContext(context.Background(), os.Interrupt, syscall.SIGTERM)
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defer stop()
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go func() {
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logger.Info("server listening", "port", cfg.Port, "env", cfg.Env)
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if err := srv.ListenAndServe(); err != nil && !errors.Is(err, http.ErrServerClosed) {
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logger.Error("server error", "err", err)
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}
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}()
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<-ctx.Done()
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logger.Info("shutting down")
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shutdownCtx, cancel := context.WithTimeout(context.Background(), 10*time.Second)
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defer cancel()
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return srv.Shutdown(shutdownCtx)
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}
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