Example #1
0
// Start starts the daemon.
func Start(
	ctx apitypes.Context,
	config gofig.Config,
	host string,
	stop <-chan os.Signal) (<-chan error, error) {

	var (
		err           error
		errs          = make(chan error)
		daemonErrChan <-chan error
	)

	if daemonErrChan, err = start(ctx, config, host, stop); err != nil {
		ctx.WithError(err).Error("daemon failed to initialize")
		return nil, err
	}

	ctx.Info("service successfully initialized, waiting on stop signal")

	go func() {
		sig := <-stop
		ctx.WithField("signal", sig).Info("service received stop signal")
		util.WaitUntilLibStorageStopped(ctx, daemonErrChan)
		close(errs)
	}()

	return errs, nil
}
Example #2
0
File: cli.go Project: akutz/rexray
// Execute executes the CLI.
func (c *CLI) Execute() {

	defer func() {
		if c.activateLibStorage {
			util.WaitUntilLibStorageStopped(c.ctx, c.rsErrs)
		}
	}()

	defer func() {
		r := recover()
		switch r := r.(type) {
		case nil:
			return
		case int:
			log.Debugf("exiting with error code %d", r)
			os.Exit(r)
		case error:
			log.Panic(r)
		default:
			log.Debugf("exiting with default error code 1, r=%v", r)
			os.Exit(1)
		}
	}()

	c.execute()
}