From 6a6c1d9841a1957a2fd292df776ea920ae38ea00 Mon Sep 17 00:00:00 2001 From: Artyom Pervukhin Date: Mon, 16 May 2016 15:30:28 +0300 Subject: net/http/httputil: don't add User-Agent header by proxy made with NewSingleHostReverseProxy If client does not provided User-Agent header, do not set default one used by net/http package when doing request to backend. Fixes #15524 Change-Id: I9a46bb3b7ec106bc7c3071e235b872d279994d67 Reviewed-on: https://go-review.googlesource.com/23089 Run-TryBot: Brad Fitzpatrick TryBot-Result: Gobot Gobot Reviewed-by: Brad Fitzpatrick --- src/net/http/httputil/reverseproxy.go | 4 ++++ 1 file changed, 4 insertions(+) (limited to 'src/net/http/httputil/reverseproxy.go') diff --git a/src/net/http/httputil/reverseproxy.go b/src/net/http/httputil/reverseproxy.go index 44d15ff6be..49c120afde 100644 --- a/src/net/http/httputil/reverseproxy.go +++ b/src/net/http/httputil/reverseproxy.go @@ -90,6 +90,10 @@ func NewSingleHostReverseProxy(target *url.URL) *ReverseProxy { } else { req.URL.RawQuery = targetQuery + "&" + req.URL.RawQuery } + if _, ok := req.Header["User-Agent"]; !ok { + // explicitly disable User-Agent so it's not set to default value + req.Header.Set("User-Agent", "") + } } return &ReverseProxy{Director: director} } -- cgit v1.3-6-g1900