Method trackGoroutine

agent/agent.go:1709–1721

(fn func())

}

func (a *agent) trackGoroutine(fn func()) error {
	a.closeMutex.Lock()
	defer a.closeMutex.Unlock()
	if a.closing {
		return xerrors.Errorf("track conn goroutine: %w", ErrAgentClosing)
	}
	a.closeWaitGroup.Add(1)
	go func() {
		defer a.closeWaitGroup.Done()
		fn()
	}()
	return nil
}

func (a *agent) createTailnet(
	ctx context.Context,