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common.go
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common.go
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package utils
import (
"github.com/kolide/osquery-go"
"k8s.io/client-go/kubernetes"
"k8s.io/client-go/tools/clientcmd"
metrics "k8s.io/metrics/pkg/client/clientset/versioned"
)
// CreateKubeClient Creates the kubernetes client using the kubeconfig path
func CreateKubeClient(kubeconfig string) (kubernetes.Interface, error) {
// use the current context in kubeconfig
config, err := clientcmd.BuildConfigFromFlags("", kubeconfig)
if err != nil {
return nil, err
}
// create the clientset
client, err := kubernetes.NewForConfig(config)
if err != nil {
return nil, err
}
return client, nil
}
// CreateMetricsClient creates a metrics client to use for fetching metrics data of cluster
func CreateMetricsClient(kubeconfig string) (*metrics.Clientset, error) {
config, err := clientcmd.BuildConfigFromFlags("", kubeconfig)
if err != nil {
return nil, err
}
mc, err := metrics.NewForConfig(config)
if err != nil {
return nil, err
}
return mc, nil
}
// CreateOsQueryExtension Generates and registers an osquery extension
// using given osquery socket path
func CreateOsQueryExtension(name, socket string) (server *osquery.ExtensionManagerServer, err error) {
server, err = osquery.NewExtensionManagerServer(name, socket)
return
}