Files
kubesphere/pkg/simple/client/k8s/kubernetes.go
2019-10-17 17:04:48 +08:00

130 lines
3.1 KiB
Go

package k8s
import (
applicationclientset "github.com/kubernetes-sigs/application/pkg/client/clientset/versioned"
s2i "github.com/kubesphere/s2ioperator/pkg/client/clientset/versioned"
"k8s.io/client-go/discovery"
"k8s.io/client-go/kubernetes"
"k8s.io/client-go/rest"
"k8s.io/client-go/tools/clientcmd"
kubesphere "kubesphere.io/kubesphere/pkg/client/clientset/versioned"
"strings"
)
type KubernetesClient struct {
// kubernetes client interface
k8s *kubernetes.Clientset
// discovery client
discoveryClient *discovery.DiscoveryClient
// generated clientset
ks *kubesphere.Clientset
s2i *s2i.Clientset
application *applicationclientset.Clientset
master string
config *rest.Config
}
// NewKubernetesClientOrDie creates KubernetesClient and panic if there is an error
func NewKubernetesClientOrDie(options *KubernetesOptions) *KubernetesClient {
config, err := clientcmd.BuildConfigFromFlags("", options.KubeConfig)
if err != nil {
panic(err)
}
config.QPS = options.QPS
config.Burst = options.Burst
k := &KubernetesClient{
k8s: kubernetes.NewForConfigOrDie(config),
discoveryClient: discovery.NewDiscoveryClientForConfigOrDie(config),
ks: kubesphere.NewForConfigOrDie(config),
s2i: s2i.NewForConfigOrDie(config),
application: applicationclientset.NewForConfigOrDie(config),
master: config.Host,
config: config,
}
if options.Master != "" {
k.master = options.Master
}
// The https prefix is automatically added when using sa.
// But it will not be set automatically when reading from kubeconfig
// which may cause some problems in the client of other languages.
if !strings.HasPrefix(k.master, "http://") && !strings.HasPrefix(k.master, "https://") {
k.master = "https://" + k.master
}
return k
}
// NewKubernetesClient creates a KubernetesClient
func NewKubernetesClient(options *KubernetesOptions) (*KubernetesClient, error) {
config, err := clientcmd.BuildConfigFromFlags("", options.KubeConfig)
if err != nil {
return nil, err
}
config.QPS = options.QPS
config.Burst = options.Burst
var k KubernetesClient
k.k8s, err = kubernetes.NewForConfig(config)
if err != nil {
return nil, err
}
k.ks, err = kubesphere.NewForConfig(config)
if err != nil {
return nil, err
}
k.s2i, err = s2i.NewForConfig(config)
if err != nil {
return nil, err
}
k.application, err = applicationclientset.NewForConfig(config)
if err != nil {
return nil, err
}
k.master = options.Master
k.config = config
return &k, nil
}
func (k *KubernetesClient) Kubernetes() kubernetes.Interface {
return k.k8s
}
func (k *KubernetesClient) Discovery() discovery.DiscoveryInterface {
return k.discoveryClient
}
func (k *KubernetesClient) KubeSphere() kubesphere.Interface {
return k.ks
}
func (k *KubernetesClient) S2i() s2i.Interface {
return k.s2i
}
func (k *KubernetesClient) Application() applicationclientset.Interface {
return k.application
}
// master address used to generate kubeconfig for downloading
func (k *KubernetesClient) Master() string {
return k.master
}
func (k *KubernetesClient) Config() *rest.Config {
return k.config
}