/
k8s.go
62 lines (48 loc) · 1.19 KB
/
k8s.go
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package k8s
import (
"time"
"k8s.io/client-go/informers"
"k8s.io/client-go/kubernetes"
"k8s.io/client-go/rest"
"k8s.io/client-go/tools/clientcmd"
)
type K8s struct {
clientset *kubernetes.Clientset
informers informers.SharedInformerFactory
stop chan struct{}
}
func New(kubeconfigLoc string) (*K8s, error) {
cs, err := setupClientset(kubeconfigLoc)
if err != nil {
return nil, err
}
stop := make(chan struct{})
return &K8s{
clientset: cs,
informers: setupInformerFactory(cs, stop),
stop: stop,
}, nil
}
func setupClientset(kubeconfigLoc string) (*kubernetes.Clientset, error) {
cfg, err := clientcmd.BuildConfigFromFlags("", kubeconfigLoc)
if err != nil {
cfg, err = rest.InClusterConfig()
if err != nil {
return nil, err
}
}
return kubernetes.NewForConfig(cfg)
}
func setupInformerFactory(cs *kubernetes.Clientset, ch chan struct{}) informers.SharedInformerFactory {
informer := informers.NewSharedInformerFactory(cs, 1*time.Second)
return informer
}
func (k8s *K8s) ClientSet() *kubernetes.Clientset {
return k8s.clientset
}
func (k8s *K8s) Informers() informers.SharedInformerFactory {
return k8s.informers
}
func (k8s *K8s) Close() {
k8s.stop <- struct{}{}
}