/
cmdutils.go
66 lines (52 loc) · 1.6 KB
/
cmdutils.go
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package cmdutils
import (
"fmt"
"k8s.io/apimachinery/pkg/runtime/schema"
"k8s.io/apimachinery/pkg/runtime/serializer"
"k8s.io/client-go/kubernetes"
"k8s.io/client-go/kubernetes/scheme"
"k8s.io/client-go/rest"
"k8s.io/client-go/tools/clientcmd"
clientcmdapi "k8s.io/client-go/tools/clientcmd/api"
)
var (
GroupName = ""
SchemeGroupVersion = schema.GroupVersion{Group: GroupName, Version: "v1"}
)
func GetCurrentNamespace() (string, error) {
pathOptions := clientcmd.NewDefaultPathOptions()
config, err := pathOptions.GetStartingConfig()
if err != nil {
return "", err
}
if config.CurrentContext == "" {
err = fmt.Errorf("current-context is not set")
return "", err
}
currentNamespace := config.Contexts[config.CurrentContext].Namespace
if currentNamespace == "" {
return "default", nil
} else {
return currentNamespace, nil
}
}
func CreateClientset() (*kubernetes.Clientset, *rest.Config, error) {
pathOptions := clientcmd.NewDefaultPathOptions()
config, err := pathOptions.GetStartingConfig()
if err != nil {
return nil, nil, err
}
kubeConfig, err := clientcmd.BuildConfigFromKubeconfigGetter("", func() (*clientcmdapi.Config, error) { return config, nil })
if err != nil {
fmt.Printf("Error getting kubernetes config: %v\n", err)
return nil, nil, err
}
kubeConfig.APIPath = "/api"
kubeConfig.GroupVersion = &SchemeGroupVersion
kubeConfig.NegotiatedSerializer = serializer.WithoutConversionCodecFactory{CodecFactory: scheme.Codecs}
clientset, err := kubernetes.NewForConfig(kubeConfig)
if err != nil {
return nil, nil, err
}
return clientset, kubeConfig, nil
}