Method RunFd

gin.go:607–625

RunFd attaches the router to a http.Server and starts listening and serving HTTP requests through the specified file descriptor. Note: this method will block the calling goroutine indefinitely unless an error happens.

(fd int)

// through the specified file descriptor.
// Note: this method will block the calling goroutine indefinitely unless an error happens.
func (engine *Engine) RunFd(fd int) (err error) {
	debugPrint("Listening and serving HTTP on fd@%d", fd)
	defer func() { debugPrintError(err) }()

	if engine.isUnsafeTrustedProxies() {
		debugPrint("[WARNING] You trusted all proxies, this is NOT safe. We recommend you to set a value.\n" +
			"Please check https://github.com/gin-gonic/gin/blob/master/docs/doc.md#dont-trust-all-proxies for details.")
	}

	f := os.NewFile(uintptr(fd), fmt.Sprintf("fd@%d", fd))
	defer f.Close()
	listener, err := net.FileListener(f)
	if err != nil {
		return
	}
	defer listener.Close()
	err = engine.RunListener(listener)
	return
}

// RunQUIC attaches the router to a http.Server and starts listening and serving QUIC requests.
// It is a shortcut for http3.ListenAndServeQUIC(addr, certFile, keyFile, router)