From 7d2f30818cf7db016bfa61b34ef51901fc30095f Mon Sep 17 00:00:00 2001
From: Fabio Rauber <fabiorauber@gmail.com>
Date: Wed, 22 Sep 2021 10:50:37 -0300
Subject: [PATCH] Use podaffinity to ease sapl upgrades with rwo vol

---
 charts/sapl/v0.2.0/templates/deployment.yaml | 17 ++++++++++++++++-
 1 file changed, 16 insertions(+), 1 deletion(-)

diff --git a/charts/sapl/v0.2.0/templates/deployment.yaml b/charts/sapl/v0.2.0/templates/deployment.yaml
index 18d728d..822f29a 100644
--- a/charts/sapl/v0.2.0/templates/deployment.yaml
+++ b/charts/sapl/v0.2.0/templates/deployment.yaml
@@ -108,8 +108,23 @@ spec:
       nodeSelector:
         {{- toYaml . | nindent 8 }}
       {{- end }}
-      {{- with .Values.affinity }}
       affinity:
+        podAffinity:
+          preferredDuringSchedulingIgnoredDuringExecution:
+            - weight: 100
+              podAffinityTerm:
+                labelSelector:
+                  matchExpressions:
+                  - key: app.kubernetes.io/name
+                    operator: In
+                    values:
+                    - {{ include "sapl.name" . }}
+                  - key: app.kubernetes.io/instance
+                    operator: In
+                    values:
+                    - {{ .Release.Name }}
+                topologyKey: kubernetes.io/hostname
+      {{- with .Values.affinity }}
         {{- toYaml . | nindent 8 }}
       {{- end }}
       {{- with .Values.tolerations }}