fix(app): use standard resource request units [r8s-122] (#15)

pull/12346/head
Ali 2024-10-14 11:27:22 +13:00 committed by GitHub
parent c88382ec1f
commit a06a09afcf
3 changed files with 15 additions and 23 deletions

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@ -13,7 +13,7 @@ import (
// @id GetApplicationsResources
// @summary Get the total resource requests and limits of all applications
// @description Get the total CPU (cores) and memory requests (MB) and limits of all applications across all namespaces.
// @description Get the total CPU (cores) and memory (bytes) requests and limits of all applications across all namespaces.
// @description **Access policy**: Authenticated user.
// @tags kubernetes
// @security ApiKeyAuth || jwt

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@ -133,27 +133,16 @@ func (kcl *KubeClient) GetApplicationsResource(namespace, node string) (models.K
}
for _, pod := range pods.Items {
for _, container := range pod.Spec.Containers {
resource.CPURequest += float64(container.Resources.Requests.Cpu().MilliValue())
resource.CPULimit += float64(container.Resources.Limits.Cpu().MilliValue())
resource.MemoryRequest += container.Resources.Requests.Memory().Value()
resource.MemoryLimit += container.Resources.Limits.Memory().Value()
}
podResources := calculateResourceUsage(pod)
resource.CPURequest += podResources.CPURequest
resource.CPULimit += podResources.CPULimit
resource.MemoryRequest += podResources.MemoryRequest
resource.MemoryLimit += podResources.MemoryLimit
}
return resource, nil
}
// convertApplicationResourceUnits converts the resource units from milli to core and bytes to mega bytes
func convertApplicationResourceUnits(resource models.K8sApplicationResource) models.K8sApplicationResource {
return models.K8sApplicationResource{
CPURequest: resource.CPURequest / 1000,
CPULimit: resource.CPULimit / 1000,
MemoryRequest: resource.MemoryRequest / 1024 / 1024,
MemoryLimit: resource.MemoryLimit / 1024 / 1024,
}
}
// GetApplicationsFromConfigMap gets a list of applications that use a specific ConfigMap
// by checking all pods in the same namespace as the ConfigMap
func (kcl *KubeClient) GetApplicationNamesFromConfigMap(configMap models.K8sConfigMap, pods []corev1.Pod, replicaSets []appsv1.ReplicaSet) ([]string, error) {
@ -351,16 +340,18 @@ func updateApplicationWithService(application models.K8sApplication, services []
return application
}
// calculateResourceUsage calculates the resource usage for a pod
// calculateResourceUsage calculates the resource usage for a pod in CPU cores and Bytes
func calculateResourceUsage(pod corev1.Pod) models.K8sApplicationResource {
resource := models.K8sApplicationResource{}
for _, container := range pod.Spec.Containers {
resource.CPURequest += float64(container.Resources.Requests.Cpu().MilliValue())
resource.CPULimit += float64(container.Resources.Limits.Cpu().MilliValue())
// CPU cores as a decimal
resource.CPURequest += float64(container.Resources.Requests.Cpu().MilliValue()) / 1000
resource.CPULimit += float64(container.Resources.Limits.Cpu().MilliValue()) / 1000
// Bytes
resource.MemoryRequest += container.Resources.Requests.Memory().Value()
resource.MemoryLimit += container.Resources.Limits.Memory().Value()
}
return convertApplicationResourceUnits(resource)
return resource
}
// GetApplicationFromServiceSelector gets applications based on service selectors

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@ -363,7 +363,9 @@ class KubernetesNodeController {
useServerMetrics: this.endpoint.Kubernetes.Configuration.UseServerMetrics,
};
await Promise.allSettled([this.getNodes(), this.getEvents(), this.getEndpoints(), this.getNodeUsage()]);
// getEvents depends on nodes, so get nodes first
await this.getNodes();
await Promise.allSettled([this.getEvents(), this.getEndpoints(), this.getNodeUsage()]);
this.availableEffects = _.values(KubernetesNodeTaintEffects);
this.formValues = KubernetesNodeConverter.nodeToFormValues(this.node);
@ -371,7 +373,6 @@ class KubernetesNodeController {
this.formValues.Labels = KubernetesNodeHelper.reorderLabels(this.formValues.Labels);
this.resourceReservation = await getTotalResourcesForAllApplications(this.$state.params.endpointId, this.node.Name);
this.resourceReservation.CpuRequest = Math.round(this.resourceReservation.CpuRequest / 1000);
this.resourceReservation.MemoryRequest = KubernetesResourceReservationHelper.megaBytesValue(this.resourceReservation.MemoryRequest);
this.node.Memory = KubernetesResourceReservationHelper.megaBytesValue(this.node.Memory);