Function Run

maddy.go:183–230

Run is the entry point for all server-running code. It takes care of command line arguments processing, logging initialization, directives setup, configuration reading. After all that, it calls moduleMain to initialize and run modules.

(c *cli.Context)

// logging initialization, directives setup, configuration reading. After all that, it
// calls moduleMain to initialize and run modules.
func Run(c *cli.Context) error {
	certmagic.UserAgent = "maddy/" + Version

	if c.NArg() != 0 {
		return cli.Exit(fmt.Sprintln("usage:", os.Args[0], "[options]"), 2)
	}

	if c.Bool("v") {
		fmt.Println("maddy", BuildInfo())
		return nil
	}

	var err error
	log.DefaultLogger.Out, err = LogOutputOption(c.StringSlice("log"))
	if err != nil {
		systemdStatusErr(err)
		return cli.Exit(err.Error(), 2)
	}

	initDebug(c)

	err = os.Setenv("PATH", config.LibexecDirectory+string(filepath.ListSeparator)+os.Getenv("PATH"))
	if err != nil {
		systemdStatusErr(err)
		return cli.Exit(err.Error(), 1)
	}

	hooks.AddHook(hooks.EventLogRotate, reinitLogging)
	defer func(out log.Output) {
		if err := out.Close(); err != nil {
			log.Println("failed to close default logger output:", err)
		}
	}(log.DefaultLogger.Out)
	defer hooks.RunHooks(hooks.EventShutdown)

	defer func() {
		if err := netresource.CloseAllListeners(); err != nil {
			log.DefaultLogger.Error("CloseAllListeners failed", err)
		}
	}()

	if err := moduleMain(c.Path("config")); err != nil {
		systemdStatusErr(err)
		return cli.Exit(err.Error(), 1)
	}

	return nil
}

func VerifyConfig(c *cli.Context) error {
	err := os.Setenv("PATH", config.LibexecDirectory+string(filepath.ListSeparator)+os.Getenv("PATH"))