91 lines
2 KiB
Go
91 lines
2 KiB
Go
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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"os"
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"os/signal"
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"syscall"
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"time"
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"drive.local/drivev2/internal/adapters/postgres"
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"drive.local/drivev2/internal/adapters/webassets"
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"drive.local/drivev2/internal/application"
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"drive.local/drivev2/internal/config"
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"drive.local/drivev2/internal/transport/httpapi"
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)
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var version = "dev"
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func main() {
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if err := run(); err != nil {
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slog.Error("drive stopped", "error", err)
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os.Exit(1)
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}
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}
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func run() error {
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command := "serve"
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if len(os.Args) > 1 {
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command = os.Args[1]
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}
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switch command {
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case "serve":
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return serve()
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case "version":
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fmt.Println(version)
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return nil
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default:
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return fmt.Errorf("unknown command %q", command)
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}
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}
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func serve() error {
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cfg, err := config.FromEnvironment()
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if err != nil {
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return err
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}
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if cfg.DatabaseURL == "" {
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return errors.New("DRIVE_DATABASE_URL is required for serve")
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}
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logger := slog.New(slog.NewJSONHandler(os.Stdout, &slog.HandlerOptions{Level: cfg.LogLevel}))
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slog.SetDefault(logger)
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startupCtx, startupCancel := context.WithTimeout(context.Background(), 30*time.Second)
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defer startupCancel()
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if err := postgres.Migrate(cfg.DatabaseURL); err != nil {
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return err
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}
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store, err := postgres.Open(startupCtx, cfg.DatabaseURL)
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if err != nil {
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return err
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}
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defer store.Close()
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systemService := application.NewSystemService(store, version)
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server := httpapi.NewServer(cfg, logger, systemService, webassets.New(cfg.WebRoot))
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ctx, stop := signal.NotifyContext(context.Background(), syscall.SIGINT, syscall.SIGTERM)
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defer stop()
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errCh := make(chan error, 1)
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go func() {
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logger.Info("starting drive", "address", cfg.HTTPAddress, "version", version)
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errCh <- server.ListenAndServe()
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}()
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select {
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case err := <-errCh:
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if errors.Is(err, httpapi.ErrServerClosed) {
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return nil
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}
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return err
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case <-ctx.Done():
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shutdownCtx, cancel := context.WithTimeout(context.Background(), 20*time.Second)
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defer cancel()
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return server.Shutdown(shutdownCtx)
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}
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}
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