separate nodeSelector for metrics-agg (splunk#777)

Author: jsun-splunk

helm-chart/splunk-connect-for-kubernetes/charts/splunk-kubernetes-metrics/templates/deploymentMetricsAggregator.yaml

@@ -38,7 +38,7 @@ spec:
  {{- end }}
  spec:
  serviceAccountName: {{ template "splunk-kubernetes-metrics.serviceAccountName" . }}
- {{- with .Values.nodeSelector }}
+ {{- with .Values.aggregatorNodeSelector }}
  nodeSelector:
 {{ toYaml . | indent 8 }}
  {{- end }}

helm-chart/splunk-connect-for-kubernetes/charts/splunk-kubernetes-metrics/values.yaml

@@ -191,6 +191,10 @@ tolerations:
 # blank by default.
 aggregatorTolerations: {}
 
+# Defines aggregator's nodeSelector. This may need to be different to metrics's daemonset.
+aggregatorNodeSelector:
+ beta.kubernetes.io/os: linux
+
 # Defines priorityClassName to assign a priority class to metrics (daemonset) pods.
 priorityClassName:
 

helm-chart/splunk-connect-for-kubernetes/values.yaml

@@ -1063,6 +1063,10 @@ splunk-kubernetes-metrics:
  nodeSelector:
  beta.kubernetes.io/os: linux
 
+ # Defines which nodes should be selected to deploy the aggregator deployment
+ aggregatorNodeSelector:
+ beta.kubernetes.io/os: linux
+
  # This default tolerations allow the daemonset to be deployed on master nodes,
  # so that we can also collect metrics from those nodes.
  tolerations: