infra node - MachineSet

Fist, Create a MachineConfigPool

----
apiVersion: machineconfiguration.openshift.io/v1
kind: MachineConfigPool
metadata:
  name: infra
spec:
  machineConfigSelector:
    matchExpressions:
      - {key: machineconfiguration.openshift.io/role, operator: In, values: [worker,infra]}
  nodeSelector:
    matchLabels:
      node-role.kubernetes.io/infra: ""
----


.machineset_infra.yaml ( Example )
----
apiVersion: machine.openshift.io/v1beta1
kind: MachineSet
metadata:
  labels:
    machine.openshift.io/cluster-api-cluster: <CLUSTER-API-CLUSTER>
  name: <NameOfMachineset-infra>
spec:
  replicas: 2
  selector:
    matchLabels:
      machine.openshift.io/cluster-api-cluster: <CLUSTER-API-CLUSTER>
      machine.openshift.io/cluster-api-machineset: <NameOfMachineset-infra>
  template:
    metadata:
      labels:
        machine.openshift.io/cluster-api-cluster: <CLUSTER-API-CLUSTER>
        machine.openshift.io/cluster-api-machine-role: infra
        machine.openshift.io/cluster-api-machine-type: infra
        machine.openshift.io/cluster-api-machineset: <NameOfMachineset-infra>
    spec:
      metadata:
        labels:
          node-role.kubernetes.io/infra: ""
      providerSpec:
        value:
          .
          .
          .
          .
      taints:
      - effect: NoSchedule
        key: infra
        value: reserved
      - effect: NoExecute
        key: infra
        value: reserved
----



oc patch ingresscontroller/default -n openshift-ingress-operator --type=merge -p '{"spec":{"nodePlacement": {"nodeSelector": {"matchLabels": {"node-role.kubernetes.io/infra": ""}},"tolerations": [{"effect":"NoSchedule","key": "infra","value": "reserved"},{"effect":"NoExecute","key": "infra","value": "reserved"}]}}}'

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