func()

in apis/v1alpha1/instrumentation_webhook.go [84:206]

• 121 lines of code
• 28 McCabe index (conditional complexity)

func (w InstrumentationWebhook) defaulter(r *Instrumentation) error {
	if r.Labels == nil {
		r.Labels = map[string]string{}
	}
	if r.Labels["app.kubernetes.io/managed-by"] == "" {
		r.Labels["app.kubernetes.io/managed-by"] = "amazon-cloudwatch-agent-operator"
	}

	if r.Spec.Java.Image == "" {
		r.Spec.Java.Image = w.cfg.AutoInstrumentationJavaImage()
	}
	if r.Spec.Java.Resources.Limits == nil {
		r.Spec.Java.Resources.Limits = corev1.ResourceList{
			corev1.ResourceCPU:    resource.MustParse("500m"),
			corev1.ResourceMemory: resource.MustParse("64Mi"),
		}
	}
	if r.Spec.Java.Resources.Requests == nil {
		r.Spec.Java.Resources.Requests = corev1.ResourceList{
			corev1.ResourceCPU:    resource.MustParse("50m"),
			corev1.ResourceMemory: resource.MustParse("64Mi"),
		}
	}
	if r.Spec.NodeJS.Image == "" {
		r.Spec.NodeJS.Image = w.cfg.AutoInstrumentationNodeJSImage()
	}
	if r.Spec.NodeJS.Resources.Limits == nil {
		r.Spec.NodeJS.Resources.Limits = corev1.ResourceList{
			corev1.ResourceCPU:    resource.MustParse("500m"),
			corev1.ResourceMemory: resource.MustParse("128Mi"),
		}
	}
	if r.Spec.NodeJS.Resources.Requests == nil {
		r.Spec.NodeJS.Resources.Requests = corev1.ResourceList{
			corev1.ResourceCPU:    resource.MustParse("50m"),
			corev1.ResourceMemory: resource.MustParse("128Mi"),
		}
	}
	if r.Spec.Python.Image == "" {
		r.Spec.Python.Image = w.cfg.AutoInstrumentationPythonImage()
	}
	if r.Spec.Python.Resources.Limits == nil {
		r.Spec.Python.Resources.Limits = corev1.ResourceList{
			corev1.ResourceCPU:    resource.MustParse("500m"),
			corev1.ResourceMemory: resource.MustParse("32Mi"),
		}
	}
	if r.Spec.Python.Resources.Requests == nil {
		r.Spec.Python.Resources.Requests = corev1.ResourceList{
			corev1.ResourceCPU:    resource.MustParse("50m"),
			corev1.ResourceMemory: resource.MustParse("32Mi"),
		}
	}
	if r.Spec.DotNet.Image == "" {
		r.Spec.DotNet.Image = w.cfg.AutoInstrumentationDotNetImage()
	}
	if r.Spec.DotNet.Resources.Limits == nil {
		r.Spec.DotNet.Resources.Limits = corev1.ResourceList{
			corev1.ResourceCPU:    resource.MustParse("500m"),
			corev1.ResourceMemory: resource.MustParse("128Mi"),
		}
	}
	if r.Spec.DotNet.Resources.Requests == nil {
		r.Spec.DotNet.Resources.Requests = corev1.ResourceList{
			corev1.ResourceCPU:    resource.MustParse("50m"),
			corev1.ResourceMemory: resource.MustParse("128Mi"),
		}
	}
	if r.Spec.Go.Image == "" {
		r.Spec.Go.Image = w.cfg.AutoInstrumentationGoImage()
	}
	if r.Spec.Go.Resources.Limits == nil {
		r.Spec.Go.Resources.Limits = corev1.ResourceList{
			corev1.ResourceCPU:    resource.MustParse("500m"),
			corev1.ResourceMemory: resource.MustParse("32Mi"),
		}
	}
	if r.Spec.Go.Resources.Requests == nil {
		r.Spec.Go.Resources.Requests = corev1.ResourceList{
			corev1.ResourceCPU:    resource.MustParse("50m"),
			corev1.ResourceMemory: resource.MustParse("32Mi"),
		}
	}
	if r.Spec.ApacheHttpd.Image == "" {
		r.Spec.ApacheHttpd.Image = w.cfg.AutoInstrumentationApacheHttpdImage()
	}
	if r.Spec.ApacheHttpd.Resources.Limits == nil {
		r.Spec.ApacheHttpd.Resources.Limits = initContainerDefaultLimitResources
	}
	if r.Spec.ApacheHttpd.Resources.Requests == nil {
		r.Spec.ApacheHttpd.Resources.Requests = initContainerDefaultRequestedResources
	}
	if r.Spec.ApacheHttpd.Version == "" {
		r.Spec.ApacheHttpd.Version = "2.4"
	}
	if r.Spec.ApacheHttpd.ConfigPath == "" {
		r.Spec.ApacheHttpd.ConfigPath = "/usr/local/apache2/conf"
	}
	if r.Spec.Nginx.Image == "" {
		r.Spec.Nginx.Image = w.cfg.AutoInstrumentationNginxImage()
	}
	if r.Spec.Nginx.Resources.Limits == nil {
		r.Spec.Nginx.Resources.Limits = initContainerDefaultLimitResources
	}
	if r.Spec.Nginx.Resources.Requests == nil {
		r.Spec.Nginx.Resources.Requests = initContainerDefaultRequestedResources
	}
	if r.Spec.Nginx.ConfigFile == "" {
		r.Spec.Nginx.ConfigFile = "/etc/nginx/nginx.conf"
	}
	// Set the defaulting annotations
	if r.Annotations == nil {
		r.Annotations = map[string]string{}
	}
	r.Annotations[constants.AnnotationDefaultAutoInstrumentationJava] = w.cfg.AutoInstrumentationJavaImage()
	r.Annotations[constants.AnnotationDefaultAutoInstrumentationNodeJS] = w.cfg.AutoInstrumentationNodeJSImage()
	r.Annotations[constants.AnnotationDefaultAutoInstrumentationPython] = w.cfg.AutoInstrumentationPythonImage()
	r.Annotations[constants.AnnotationDefaultAutoInstrumentationDotNet] = w.cfg.AutoInstrumentationDotNetImage()
	r.Annotations[constants.AnnotationDefaultAutoInstrumentationGo] = w.cfg.AutoInstrumentationGoImage()
	r.Annotations[constants.AnnotationDefaultAutoInstrumentationApacheHttpd] = w.cfg.AutoInstrumentationApacheHttpdImage()
	r.Annotations[constants.AnnotationDefaultAutoInstrumentationNginx] = w.cfg.AutoInstrumentationNginxImage()
	return nil
}