From 38a8edf1e34f83afd3f69b83acbad3f0ce94350b Mon Sep 17 00:00:00 2001
From: spalger <spalger@users.noreply.github.com>
Date: Wed, 25 Nov 2020 10:15:19 -0700
Subject: [PATCH] [basePathProxy] include query in redirect

---
 src/core/server/http/base_path_proxy_server.ts | 7 ++++++-
 1 file changed, 6 insertions(+), 1 deletion(-)

diff --git a/src/core/server/http/base_path_proxy_server.ts b/src/core/server/http/base_path_proxy_server.ts
index 42841377e7369..737aab00cff0e 100644
--- a/src/core/server/http/base_path_proxy_server.ts
+++ b/src/core/server/http/base_path_proxy_server.ts
@@ -199,8 +199,13 @@ export class BasePathProxyServer {
         const isGet = request.method === 'get';
         const isBasepathLike = oldBasePath.length === 3;
 
+        const newUrl = Url.format({
+          pathname: `${this.httpConfig.basePath}/${kbnPath}`,
+          query: request.query,
+        });
+
         return isGet && isBasepathLike && shouldRedirectFromOldBasePath(kbnPath)
-          ? responseToolkit.redirect(`${this.httpConfig.basePath}/${kbnPath}`)
+          ? responseToolkit.redirect(newUrl)
           : responseToolkit.response('Not Found').code(404);
       },
       method: '*',