From 1ef61f3d901724a8c3c3920a703f0bad6e20488b Mon Sep 17 00:00:00 2001
From: Deimosfr <deimos@deimos.fr>
Date: Tue, 19 Sep 2017 20:55:20 +0200
Subject: [PATCH] Ensure cluster is in a green state before stopping a pod

The timeout is set to 8h before releasing the hook and forcing ES node
to shutdown.
---
 es-data.yaml                   | 5 +++++
 stateful/es-data-stateful.yaml | 5 +++++
 2 files changed, 10 insertions(+)

diff --git a/es-data.yaml b/es-data.yaml
index c41d5a3..fc78c31 100644
--- a/es-data.yaml
+++ b/es-data.yaml
@@ -53,6 +53,11 @@ spec:
         - containerPort: 9300
           name: transport
           protocol: TCP
+        lifecycle:
+          preStop:
+            httpGet:
+              path: /_cluster/health?wait_for_status=green&timeout=28800s
+              port: 9300
         volumeMounts:
         - name: storage
           mountPath: /data
diff --git a/stateful/es-data-stateful.yaml b/stateful/es-data-stateful.yaml
index fccc218..6216719 100644
--- a/stateful/es-data-stateful.yaml
+++ b/stateful/es-data-stateful.yaml
@@ -49,6 +49,11 @@ spec:
           value: "false"
         - name: "ES_JAVA_OPTS"
           value: "-Xms256m -Xmx256m"
+        lifecycle:
+          preStop:
+            httpGet:
+              path: /_cluster/health?wait_for_status=green&timeout=28800s
+              port: 9300
         ports:
         - containerPort: 9300
           name: transport