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main.go
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main.go
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package main
import (
"flag"
"fmt"
"github.com/gin-gonic/gin"
clientset "k8s.io/client-go/kubernetes"
"k8s.io/client-go/rest"
"k8s.io/client-go/tools/clientcmd"
"k8s.io/klog"
"github.com/bytedance/fedlearner/deploy/kubernetes_operator/pkg/apiserver/handler"
crdclientset "github.com/bytedance/fedlearner/deploy/kubernetes_operator/pkg/client/clientset/versioned"
)
var (
master = flag.String("master", "", "The address of the Kubernetes API server. Overrides any value in kubeconfig. Only required if out-of-cluster.")
kubeConfig = flag.String("kube-config", "", "Path to a kube config. Only required if out-of-cluster.")
port = flag.String("port", "8080", "The http port controller listening.")
)
func buildConfig(masterURL string, kubeConfig string) (*rest.Config, error) {
if kubeConfig != "" {
return clientcmd.BuildConfigFromFlags(masterURL, kubeConfig)
}
config, err := rest.InClusterConfig()
if err != nil {
return nil, err
}
if masterURL != "" {
config.Host = masterURL
}
return config, nil
}
func buildClientset(masterURL string, kubeConfig string) (*clientset.Clientset, *crdclientset.Clientset, *rest.Config, error) {
config, err := buildConfig(masterURL, kubeConfig)
if err != nil {
return nil, nil, nil, err
}
kubeClient, err := clientset.NewForConfig(config)
if err != nil {
return nil, nil, nil, err
}
crdClient, err := crdclientset.NewForConfig(config)
if err != nil {
return nil, nil, nil, err
}
return kubeClient, crdClient, config, err
}
func main() {
flag.Parse()
stopCh := make(chan struct{}, 1)
kubeClient, crdClient, restConfig, err := buildClientset(*master, *kubeConfig)
if err != nil {
klog.Fatalf("failed to build clientset, err: %s", err.Error())
}
h := handler.NewHandler(restConfig, kubeClient, crdClient)
if err := h.Run(stopCh); err != nil {
klog.Fatalf("failed to run handler, err: %s", err.Error())
}
r := gin.Default()
r.GET("/ping", func(c *gin.Context) {
c.JSON(200, gin.H{
"message": "pong",
})
})
r.GET("/namespaces", h.ListNamespaces)
r.GET("/namespaces/:namespace/pods", h.ListPods)
r.GET("/namespaces/:namespace/pods/:name", h.GetPod)
r.GET("/namespaces/:namespace/pods/:name/events", h.ListPodEvents)
r.GET("/namespaces/:namespace/pods/:name/shell/:container", h.ExecShell)
r.GET("/namespaces/:namespace/services", h.ListServices)
r.GET("/namespaces/:namespace/services/:name", h.GetService)
r.POST("/namespaces/:namespace/services", h.CreateService)
r.DELETE("/namespaces/:namespace/services/:name", h.DeleteService)
r.GET("/namespaces/:namespace/secrets", h.ListSecrets)
r.GET("/namespaces/:namespace/secrets/:name", h.GetSecret)
r.POST("/namespaces/:namespace/secrets", h.CreateSecret)
r.DELETE("/namespaces/:namespace/secrets/:name", h.DeleteSecret)
r.GET("/namespaces/:namespace/deployments", h.ListDeployments)
r.GET("/namespaces/:namespace/deployments/:name", h.GetDeployment)
r.PUT("/namespaces/:namespace/deployments/:name", h.UpdateDeployment)
r.DELETE("/namespaces/:namespace/deployments/:name", h.DeleteDeployment)
r.GET("/namespaces/:namespace/ingresses", h.ListIngresses)
r.GET("/namespaces/:namespace/ingresses/:name", h.GetIngress)
r.POST("/namespaces/:namespace/ingresses", h.CreateIngress)
r.DELETE("/namespaces/:namespace/ingresses/:name", h.DeleteIngress)
r.GET("/namespaces/:namespace/fedlearner/v1alpha1/flapps", h.ListFLApps)
r.GET("/namespaces/:namespace/fedlearner/v1alpha1/flapps/:name", h.GetFLApp)
r.POST("/namespaces/:namespace/fedlearner/v1alpha1/flapps", h.CreateFLApp)
r.DELETE("/namespaces/:namespace/fedlearner/v1alpha1/flapps/:name", h.DeleteFLApp)
r.GET("/namespaces/:namespace/fedlearner/v1alpha1/flapps/:name/pods", h.ListFLAppPods)
r.Any("/api/sockjs/*w", gin.WrapH(handler.CreateAttachHandler("/api/sockjs")))
if err := r.Run(fmt.Sprintf(":%s", *port)); err != nil {
klog.Fatalf("run gin engine error, err: %s", err.Error())
}
}