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package k8s
import (
"context"
"time"
metav1 "k8s.io/apimachinery/pkg/apis/meta/v1"
"k8s.io/client-go/kubernetes"
"k8s.io/client-go/rest"
)
func NewInCluster() (*kubernetes.Clientset, error) {
//creates the in-cluster config
config, err := rest.InClusterConfig()
if err != nil {
panic(err.Error())
}
// creates the clientset
clientset, err := kubernetes.NewForConfig(config)
if err != nil {
panic(err.Error())
}
return clientset, nil
}
func GetVolumeCapacity(volumeId string) (int64, error) {
client, err := NewInCluster()
if err != nil {
return 0, err
}
ctx, cancel := context.WithTimeout(context.Background(), 30*time.Second)
defer cancel()
if volume, err := client.CoreV1().PersistentVolumes().Get(ctx, volumeId, metav1.GetOptions{}); err != nil {
return 0, err
} else {
storage := volume.Spec.Capacity.Storage()
capacity, _ := storage.AsInt64()
return capacity, nil
}
}
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