feat: adding PDB for sliding-sync-proxy by default

Author: shcherbak

charts/synapse/Chart.yaml

@@ -1,3 +1,3 @@
 ---
 name: synapse
-version: 0.7.1
+version: 0.8.0

charts/synapse/templates/sliding-sync-proxy-pdb.yaml

@@ -0,0 +1,17 @@
+{{- if .Values.slidingSyncProxy.enabled }}
+{{- if .Values.slidingSyncProxy.podDisruptionBudget.ebabled }}
+apiVersion: policy/v1
+kind: PodDisruptionBudget
+metadata:
+  name: sliding-sync-proxy
+spec:
+  {{- if and .Values.slidingSyncProxy.podDisruptionBudget.minAvailable (not (hasKey .Values.slidingSyncProxy.podDisruptionBudget "maxUnavailable")) }}
+  minAvailable: {{ .Values.slidingSyncProxy.podDisruptionBudget.minAvailable }}
+  {{- else if .Values.slidingSyncProxy.podDisruptionBudget.maxUnavailable }}
+  maxUnavailable: {{ .Values.slidingSyncProxy.podDisruptionBudget.maxUnavailable }}
+  {{- end }}
+  selector:
+    matchLabels:
+      {{- include "sliding-sync-proxy.selectorLabels" . | nindent 6 }}
+{{- end }}
+{{- end }}

charts/synapse/values.yaml

@@ -341,6 +341,12 @@ slidingSyncProxy:
   nodeSelector: {}
   tolerations: []
   affinity: {}
+  podDisruptionBudget:
+    ebabled: true
+    # Define either 'minAvailable' or 'maxUnavailable', never both.
+    minAvailable: 1
+    # -- Maximum unavailable pods set in PodDisruptionBudget. If set, 'minAvailable' is ignored.
+    # maxUnavailable: 1
   updateStrategy:
     type: RollingUpdate
     rollingUpdate: