[prometheus] pdb template values (#5001)

* fix: bump chart v

Signed-off-by: mentlak <[email protected]>

* chore: resolve requested changes

Signed-off-by: mentlak <[email protected]>

* fix: uncomment default values

Signed-off-by: mentlak <[email protected]>

* fix: brackets

Signed-off-by: mentlak <[email protected]>

---------

Signed-off-by: mentlak <[email protected]>

Author: mentlak0

charts/prometheus/Chart.yaml

@@ -1,7 +1,7 @@
 apiVersion: v2
 name: prometheus
 appVersion: v2.55.1
-version: 25.30.1
+version: 25.30.2
 kubeVersion: ">=1.19.0-0"
 description: Prometheus is a monitoring system and time series database.
 home: https://prometheus.io/

charts/prometheus/templates/pdb.yaml

@@ -11,5 +11,16 @@ spec:
   selector:
     matchLabels:
       {{- include "prometheus.server.matchLabels" . | nindent 6 }}
-  {{- toYaml $pdbSpec | nindent 2 }}
+  {{- if not (or (hasKey $pdbSpec "minAvailable") (hasKey $pdbSpec "maxUnavailable")) }}
+  maxUnavailable: 1
+  {{- end }}
+  {{- if hasKey $pdbSpec "minAvailable" }}
+  minAvailable: {{ $pdbSpec.minAvailable }}
+  {{- end }}
+  {{- if hasKey $pdbSpec "maxUnavailable" }}
+  maxUnavailable: {{ $pdbSpec.maxUnavailable }}
+  {{- end }}
+  {{- if hasKey $pdbSpec "unhealthyPodEvictionPolicy" }}
+  unhealthyPodEvictionPolicy: {{ $pdbSpec.unhealthyPodEvictionPolicy }}
+  {{- end }}
 {{- end }}

charts/prometheus/values.yaml

@@ -453,7 +453,7 @@ server:
   ##
   podDisruptionBudget:
     enabled: false
-    maxUnavailable: 1
+    # maxUnavailable: 1
     # minAvailable: 1
     ## unhealthyPodEvictionPolicy is available since 1.27.0 (beta)
     ## https://kubernetes.io/docs/tasks/run-application/configure-pdb/#unhealthy-pod-eviction-policy