93 lines
2.6 KiB
Go
93 lines
2.6 KiB
Go
package models
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import (
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"github.com/emicklei/go-restful"
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v12 "k8s.io/api/core/v1"
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"k8s.io/apimachinery/pkg/api/resource"
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"k8s.io/apimachinery/pkg/apis/meta/v1"
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"kubesphere.io/kubesphere/pkg/client"
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"kubesphere.io/kubesphere/pkg/constants"
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"net/http"
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)
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type pvcListBySc struct {
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Name string `json:"name"`
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Claims []v12.PersistentVolumeClaim `json:"persistentvolumeclaims"`
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}
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type scMetrics struct {
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Name string `json:"name"`
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Metrics storageMetrics `json:"metrics"`
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}
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type storageMetrics struct {
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Capacity string `json:"capacity,omitempty"`
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Usage string `json:"usage,omitempty"`
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}
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// List all PersistentVolumeClaims of a specific StorageClass
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// Extended API URL: "GET /api/v1alpha/storage/storageclasses/{name}/persistentvolumeclaims"
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func GetPvcListBySc(request *restful.Request, response *restful.Response) {
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scName := request.PathParameter("storageclass")
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claims, err := getPvcListBySc(scName)
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if err != nil {
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response.WriteError(http.StatusInternalServerError, err)
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}
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result := constants.ResultMessage{
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Kind: constants.KIND,
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ApiVersion: constants.APIVERSION,
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Data: pvcListBySc{scName, claims}}
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response.WriteAsJson(result)
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}
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// Get metrics of a specific StorageClass
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// Extended API URL: "GET /api/v1alpha/storage/storageclasses/{name}/metrics"
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func GetScMetrics(request *restful.Request, response *restful.Response) {
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scName := request.PathParameter("storageclass")
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metrics, err := getScMetrics(scName)
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if err != nil {
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response.WriteError(http.StatusInternalServerError, err)
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}
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result := constants.ResultMessage{
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Kind: constants.KIND,
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ApiVersion: constants.APIVERSION,
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Data: scMetrics{Name: scName, Metrics: metrics},
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}
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response.WriteAsJson(result)
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}
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func getPvcListBySc(storageclass string) (res []v12.PersistentVolumeClaim, err error) {
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cli := client.NewK8sClient()
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claimList, err := cli.CoreV1().PersistentVolumeClaims("").List(v1.ListOptions{})
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if err != nil {
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return nil, err
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}
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for _, claim := range claimList.Items {
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if *claim.Spec.StorageClassName != storageclass {
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continue
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}
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res = append(res, claim)
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}
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return res, nil
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}
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func getScMetrics(storageclass string) (res storageMetrics, err error) {
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cli := client.NewK8sClient()
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pvList, err := cli.CoreV1().PersistentVolumes().List(v1.ListOptions{})
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if err != nil {
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return storageMetrics{}, err
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}
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var total resource.Quantity
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for _, volume := range pvList.Items {
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if volume.Spec.StorageClassName != storageclass {
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continue
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}
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total.Add(volume.Spec.Capacity[v12.ResourceStorage])
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}
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return storageMetrics{Usage: total.String()}, nil
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}
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