From 2f77137b893f48693cc68e4efc68b663c0dae114 Mon Sep 17 00:00:00 2001
From: GoEdgeLab <goedgecloud@gmail.com>
Date: Wed, 7 Jun 2023 20:17:07 +0800
Subject: [PATCH] =?UTF-8?q?=E4=BF=AE=E5=A4=8DUser-Agent=E4=B8=BA=E7=A9=BA?=
 =?UTF-8?q?=E6=97=B6=EF=BC=8C=E4=BD=BF=E7=94=A8=E4=BA=86=E9=BB=98=E8=AE=A4?=
 =?UTF-8?q?=E7=9A=84Go-http-client/1.1=E7=9A=84=E9=97=AE=E9=A2=98?=
MIME-Version: 1.0
Content-Type: text/plain; charset=UTF-8
Content-Transfer-Encoding: 8bit

---
 internal/nodes/http_request_reverse_proxy.go | 8 ++++++++
 1 file changed, 8 insertions(+)

diff --git a/internal/nodes/http_request_reverse_proxy.go b/internal/nodes/http_request_reverse_proxy.go
index cc59b6b..a938ce1 100644
--- a/internal/nodes/http_request_reverse_proxy.go
+++ b/internal/nodes/http_request_reverse_proxy.go
@@ -257,9 +257,17 @@ func (this *HTTPRequest) doOriginRequest(failedOriginIds []int64, failedLnNodeId
 		return
 	}
 
+
+
 	var resp *http.Response
 	var requestErr error
 	if isHTTPOrigin { // 普通HTTP(S)源站
+		// 修复空User-Agent问题
+		_, existsUserAgent := this.RawReq.Header["User-Agent"]
+		if !existsUserAgent {
+			this.RawReq.Header["User-Agent"] = []string{""}
+		}
+
 		// 获取请求客户端
 		client, err := SharedHTTPClientPool.Client(this, origin, originAddr, this.reverseProxy.ProxyProtocol, this.reverseProxy.FollowRedirects)
 		if err != nil {