diff options
| -rw-r--r-- | modules/caddyhttp/reverseproxy/reverseproxy.go | 12 |
1 files changed, 7 insertions, 5 deletions
diff --git a/modules/caddyhttp/reverseproxy/reverseproxy.go b/modules/caddyhttp/reverseproxy/reverseproxy.go index 3bf881e..8137237 100644 --- a/modules/caddyhttp/reverseproxy/reverseproxy.go +++ b/modules/caddyhttp/reverseproxy/reverseproxy.go @@ -441,12 +441,14 @@ func (h Handler) prepareRequest(req *http.Request) error { req.Header.Set("X-Forwarded-For", clientIP) } - // set X-Forwarded-Proto; many backend apps expect this too - proto := "https" - if req.TLS == nil { - proto = "http" + if req.Header.Get("X-Forwarded-Proto") == "" { + // set X-Forwarded-Proto; many backend apps expect this too + proto := "https" + if req.TLS == nil { + proto = "http" + } + req.Header.Set("X-Forwarded-Proto", proto) } - req.Header.Set("X-Forwarded-Proto", proto) return nil } |