From 3fe00996b244886e4a89f3aa4250a391919db106 Mon Sep 17 00:00:00 2001
From: Yuval Yacoby <33892515+yuvalyacoby@users.noreply.github.com>
Date: Sun, 8 Oct 2023 17:03:18 +0300
Subject: [PATCH] added healthz endpoint to filer (#4899)

---
 weed/server/filer_server.go          | 1 +
 weed/server/filer_server_handlers.go | 5 +++++
 2 files changed, 6 insertions(+)

diff --git a/weed/server/filer_server.go b/weed/server/filer_server.go
index 788ee150a..0f110f1ec 100644
--- a/weed/server/filer_server.go
+++ b/weed/server/filer_server.go
@@ -157,6 +157,7 @@ func NewFilerServer(defaultMux, readonlyMux *http.ServeMux, option *FilerOption)
 
 	handleStaticResources(defaultMux)
 	if !option.DisableHttp {
+		defaultMux.HandleFunc("/healthz", fs.filerHealthzHandler)
 		defaultMux.HandleFunc("/", fs.filerHandler)
 	}
 	if defaultMux != readonlyMux {
diff --git a/weed/server/filer_server_handlers.go b/weed/server/filer_server_handlers.go
index 54ddfb8b2..6bfae3dc1 100644
--- a/weed/server/filer_server_handlers.go
+++ b/weed/server/filer_server_handlers.go
@@ -179,3 +179,8 @@ func (fs *FilerServer) maybeCheckJwtAuthorization(r *http.Request, isWrite bool)
 		return true
 	}
 }
+
+func (fs *FilerServer) filerHealthzHandler(w http.ResponseWriter, r *http.Request) {
+	w.Header().Set("Server", "SeaweedFS Filer "+util.VERSION)
+	w.WriteHeader(http.StatusOK)
+}