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Set WN flavor with ClassAds

Requirements

  • A working HTCondor clusters instatiated either with DODAS (this guide) or with plain HELM (this other guide).
  • Working kubectl for the cluster
    • either logging on the k8s master node or having a valid one on you computer

Configure a machine ClassAd

Using the k8s context of the master cluster, edit its schedd configmap:

kubectl edit configmap wnconfigd

Then add the following lines to the content:

Group = "fermi"
STARTD_ATTRS = $(STARTD_ATTRS) Group
START = ( $(START) ) && ifThenElse(Group==fermi)

N.B: after the change you have to restart the wn pods

Users can now select their WN flavor by following the indications here