From bfe08e5114e320fef84d67a6382a358f8254fe1f Mon Sep 17 00:00:00 2001
From: zhangzc <50092028+43280398@users.noreply.github.com>
Date: Wed, 20 Nov 2019 11:47:55 +0800
Subject: [PATCH] Update util.go
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修改nginx代理转发后无法获取真实ip
---
 lib/common/util.go | 3 +++
 1 file changed, 3 insertions(+)

diff --git a/lib/common/util.go b/lib/common/util.go
index 1f54a6f..9a60846 100755
--- a/lib/common/util.go
+++ b/lib/common/util.go
@@ -108,6 +108,9 @@ func ChangeHostAndHeader(r *http.Request, host string, header string, addr strin
 		}
 	}
 	addr = strings.Split(addr, ":")[0]
+	if prior, ok := r.Header["X-Forwarded-For"]; ok {
+    		addr = strings.Join(prior, ", ") + ", " + addr
+    	}
 	r.Header.Set("X-Forwarded-For", addr)
 	r.Header.Set("X-Real-IP", addr)
 }