exp

rpxy-lib/src/message_handler/handler_manipulate_messages.rs

@@ -168,6 +168,12 @@ where
       // can update request line i.e., http version, only if not upgrade (http 1.1)
       update_request_line(req, upstream_chosen, upstream_candidates)?;
     }
+    
+    if let Some(set_host) = &upstream_candidates.set_host {
+      if let Some(host) = req.headers_mut().get_mut(&header::HOST) {
+        *host = HeaderValue::from_str(set_host).unwrap();
+      }
+    }
 
     Ok(context)
   }

rpxy-lib/src/message_handler/utils_headers.rs

@@ -371,7 +371,8 @@ pub(super) fn host_from_uri_or_host_header(uri: &Uri, host_header_value: Option<
   // Prioritize uri host over host header
   let uri_host = uri.host().map(|host| {
     if let Some(port) = uri.port_u16() {
-      format!("{}:{}", host, port)
+      //format!("{}:{}", host, port)
+      host.to_string()
     } else {
       host.to_string()
     }