Provide consumption-friendly event for Cluster Autoscaler's ScaleDownEmpty event for CA's ConfigMap

[tomkerkhove]

Contact Details

No response

Scenario

Provide consumption-friendly event for Cluster Autoscaler's ScaleDownEmpty event for CA's ConfigMap.

See https://github.com/kubernetes/autoscaler/blob/master/cluster-autoscaler/FAQ.md#what-events-are-emitted-by-ca for more information

Relates to #123

Proposed Event Type

TBD

Proposed Event Payload

TBD

Raw Kubernetes Event

{
    "metadata": {
        "name": "cluster-autoscaler-status.1663d8e388c6e362",
        "namespace": "kube-system",
        "selfLink": "/api/v1/namespaces/kube-system/events/cluster-autoscaler-status.1663d8e388c6e362",
        "uid": "d07ae469-5d73-494f-8085-edd2c1916c25",
        "resourceVersion": "10105701",
        "creationTimestamp": "2021-02-15T06:46:03Z",
        "managedFields": [
            {
                "manager": "cluster-autoscaler",
                "operation": "Update",
                "apiVersion": "v1",
                "time": "2021-02-15T06:46:03Z"
            }
        ]
    },
    "reason": "ScaleDownEmpty",
    "message": "Scale-down: removing empty node aks-agentpool-11593772-vmss000004",
    "source": {
        "component": "cluster-autoscaler"
    },
    "firstTimestamp": "2021-02-15T06:46:03Z",
    "lastTimestamp": "2021-02-15T06:46:03Z",
    "count": 1,
    "type": "Normal",
    "eventTime": null,
    "reportingComponent": "",
    "reportingInstance": "",
    "involvedObject": {
        "kind": "ConfigMap",
        "namespace": "kube-system",
        "name": "cluster-autoscaler-status",
        "uid": "4bef47ef-d436-4ed8-8f42-9a5a9f6175da",
        "apiVersion": "v1",
        "resourceVersion": "10105672"
    }
}

Source Component

Cluster Autoscaler