Function vpaUpdateModeForResource

pkg/vpa/vpa.go:390–416

vpaUpdateModeForResource searches the resource's annotations and labels for a vpa-update-mode key/value and uses that key/value to return the proper UpdateMode type

(obj runtime.Object)

// vpaUpdateModeForResource searches the resource's annotations and labels for a vpa-update-mode
// key/value and uses that key/value to return the proper UpdateMode type
func vpaUpdateModeForResource(obj runtime.Object) (*vpav1.UpdateMode, bool) {
	requestedVPAMode := vpav1.UpdateModeOff
	explicit := false

	requestStr := ""
	accessor, _ := meta.Accessor(obj)
	if val, ok := accessor.GetAnnotations()[utils.VpaUpdateModeKey]; ok {
		requestStr = val
	} else if val, ok := accessor.GetLabels()[utils.VpaUpdateModeKey]; ok {
		requestStr = val
	}
	if requestStr != "" {
		requestStrLower := strings.ToLower(requestStr)
		for _, mode := range allowedUpdateModes {
			if requestStrLower == strings.ToLower(string(mode)) {
				requestedVPAMode = mode
				explicit = true
				break
			}
		}
		if !explicit {
			klog.Warningf("Invalid vpa-update-mode value: %s, defaulting to Off", requestStr)
		}
	}

	return &requestedVPAMode, explicit
}

// vpaResourcePolicyForResource get the resource's annotation for the vpa pod resource policy
// key/value and the value is the json definition of the pod resource policy