From b1a69f70bd4c51b29db4a0d31b196257b5e83d66 Mon Sep 17 00:00:00 2001
From: Chris O'Haver <cohaver@infoblox.com>
Date: Thu, 1 Oct 2020 10:13:23 -0400
Subject: [PATCH] dont return 200 during shutdown (#4167)

Signed-off-by: Chris O'Haver <cohaver@infoblox.com>
---
 plugin/ready/ready.go | 7 +++++++
 1 file changed, 7 insertions(+)

diff --git a/plugin/ready/ready.go b/plugin/ready/ready.go
index a76a20084..2002e4a90 100644
--- a/plugin/ready/ready.go
+++ b/plugin/ready/ready.go
@@ -43,6 +43,13 @@ func (rd *ready) onStartup() error {
 	rd.Unlock()
 
 	rd.mux.HandleFunc("/ready", func(w http.ResponseWriter, _ *http.Request) {
+		rd.Lock()
+		defer rd.Unlock()
+		if !rd.done {
+			w.WriteHeader(http.StatusServiceUnavailable)
+			io.WriteString(w, "Shutting down")
+			return
+		}
 		ok, todo := plugins.Ready()
 		if ok {
 			w.WriteHeader(http.StatusOK)