snapshot of https://github.com/ory/keto.git (master, 2026-09-16; blobs > 131072B omitted)

oryx/httpx/url.go

@@ -0,0 +1,29 @@
+// Copyright © 2023 Ory Corp
+// SPDX-License-Identifier: Apache-2.0
+
+package httpx
+
+import (
+	"cmp"
+	"net/http"
+	"net/url"
+)
+
+// IncomingRequestURL returns the URL of the incoming HTTP request by looking at the host, TLS, and X-Forwarded-* headers.
+func IncomingRequestURL(r *http.Request) *url.URL {
+	source := *r.URL
+	source.Host = cmp.Or(source.Host, r.Header.Get("X-Forwarded-Host"), r.Host)
+
+	if proto := r.Header.Get("X-Forwarded-Proto"); len(proto) > 0 {
+		source.Scheme = proto
+	}
+
+	if source.Scheme == "" {
+		source.Scheme = "https"
+		if r.TLS == nil {
+			source.Scheme = "http"
+		}
+	}
+
+	return &source
+}