Allow replica count to be set to zero

kubernetes-sigs · Oct 1, 2024 · 17fb6ad · 17fb6ad
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commit 17fb6ad
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diff --git a/charts/external-dns/templates/deployment.yaml b/charts/external-dns/templates/deployment.yaml
@@ -11,7 +11,7 @@ metadata:
     {{- toYaml . | nindent 4 }}
   {{- end }}
 spec:
-  replicas: 1
+  replicas: {{ .Values.replicaCount }}
   selector:
     matchLabels:
       {{- include "external-dns.selectorLabels" . | nindent 6 }}

diff --git a/charts/external-dns/values.yaml b/charts/external-dns/values.yaml
@@ -2,6 +2,9 @@
 # This is a YAML-formatted file.
 # Declare variables to be passed into your templates.
 
+# -- Number of replicas to run. external-dns does not support more than one replica. This can be used to deploy to a failover cluster with zero replicas.
+replicaCount: 1
+
 image:
   # -- Image repository for the `external-dns` container.
   repository: registry.k8s.io/external-dns/external-dns