Add max unavailable field. (#152)

* Add max unavailable field. Signed-off-by: Alek Hrycaiko <[email protected]> * Update charts/graylog/values.yaml Co-authored-by: Siri <[email protected]> * Remove trailing space --------- Signed-off-by: Alek Hrycaiko <[email protected]> Co-authored-by: Siri <[email protected]>
KongZ · Aug 31, 2023 · a612064 · a612064
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diff --git a/charts/graylog/Chart.yaml b/charts/graylog/Chart.yaml
@@ -1,7 +1,7 @@
 apiVersion: v2
 name: graylog
 home: https://www.graylog.org
-version: 2.3.2
+version: 2.3.3
 appVersion: 5.0.3
 description: Graylog is the centralized log management solution built to open
   standards for capturing, storing, and enabling real-time analysis of terabytes

diff --git a/charts/graylog/templates/statefulset.yaml b/charts/graylog/templates/statefulset.yaml
@@ -15,6 +15,10 @@ spec:
 {{ include "graylog.selectorLabels" . | indent 6 }}
   updateStrategy:
     type: {{ .Values.graylog.updateStrategy }}
+    {{- if .Values.graylog.maxUnavailable }}
+    rollingUpdate:
+      maxUnavailable: {{ .Values.graylog.maxUnavailable }}
+    {{- end }}
   template:
     metadata:
       labels:

diff --git a/charts/graylog/values.yaml b/charts/graylog/values.yaml
@@ -356,6 +356,10 @@ graylog:
   ## ref: https://kubernetes.io/docs/concepts/workloads/controllers/statefulset/#update-strategies
   ##
   updateStrategy: RollingUpdate
+  ## Control the maximum number of Pods that can be unavailable during an update
+  ## ref: https://kubernetes.io/docs/concepts/workloads/controllers/statefulset/#maximum-unavailable-pods
+  ##
+  # maxUnavailable: 10%
 
   ## Graylog server pod termination grace period
   ##