feat(cloudflare-tunnel): Add PDB

charts/cloudflare-tunnel/Chart.yaml

@@ -2,7 +2,7 @@ apiVersion: v2
 name: cloudflare-tunnel
 description: Creation of a cloudflared deployment - a reverse tunnel for an environment
 type: application
-version: 0.1.3
+version: 0.2.0
 icon: https://developers.cloudflare.com/cloudflare-one/favicon-32x32.png
 maintainers:
   - name: barnabasbusa

charts/cloudflare-tunnel/templates/pdb.yaml

@@ -0,0 +1,18 @@
+{{- if or .Values.podDisruptionBudget.minAvailable .Values.podDisruptionBudget.maxUnavailable -}}
+apiVersion: policy/v1
+kind: PodDisruptionBudget
+metadata:
+  name: {{ include "cloudflare-tunnel.fullname" . }}
+  labels:
+    {{- include "cloudflare-tunnel.labels" . | nindent 4 }}
+spec:
+  selector:
+    matchLabels:
+      {{- include "cloudflare-tunnel.selectorLabels" . | nindent 6 }}
+  {{- if .Values.podDisruptionBudget.minAvailable }}
+  minAvailable: {{ .Values.podDisruptionBudget.minAvailable }}
+  {{- end  }}
+  {{- if .Values.podDisruptionBudget.maxUnavailable }}
+  maxUnavailable: {{ .Values.podDisruptionBudget.maxUnavailable }}
+  {{- end  }}
+{{- end -}}

charts/cloudflare-tunnel/values.yaml

@@ -78,3 +78,9 @@ tolerations: []
 
 # Default affinity is to spread out over nodes; use this to override.
 affinity: {}
+
+# -- Define the PodDisruptionBudget spec
+# If not set then a PodDisruptionBudget will not be created
+podDisruptionBudget:
+  minAvailable: 1
+# maxUnavailable: 1