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server.go
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server.go
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package server
import (
"context"
"net/http"
"github.com/pkg/errors"
"github.com/rancher/norman/api"
"github.com/rancher/norman/store/crd"
"github.com/rancher/norman/types"
"k8s.io/apiextensions-apiserver/pkg/client/clientset/clientset"
"k8s.io/client-go/dynamic"
"k8s.io/client-go/rest"
"k8s.io/client-go/tools/clientcmd"
)
func NewAPIServer(ctx context.Context, kubeConfig string, schemas *types.Schemas) (http.Handler, error) {
config, err := clientcmd.BuildConfigFromFlags("", kubeConfig)
if err != nil {
return nil, errors.Wrap(err, "failed to build kubeConfig")
}
return NewAPIServerFromConfig(ctx, config, schemas)
}
func NewClients(kubeConfig string) (*rest.RESTClient, clientset.Interface, error) {
config, err := clientcmd.BuildConfigFromFlags("", kubeConfig)
if err != nil {
return nil, nil, err
}
return NewClientsFromConfig(config)
}
func NewClientsFromConfig(config *rest.Config) (*rest.RESTClient, clientset.Interface, error) {
dynamicConfig := *config
if dynamicConfig.NegotiatedSerializer == nil {
configConfig := dynamic.ContentConfig()
dynamicConfig.NegotiatedSerializer = configConfig.NegotiatedSerializer
}
k8sClient, err := rest.UnversionedRESTClientFor(&dynamicConfig)
if err != nil {
return nil, nil, err
}
apiExtClient, err := clientset.NewForConfig(&dynamicConfig)
if err != nil {
return nil, nil, err
}
return k8sClient, apiExtClient, nil
}
func NewAPIServerFromConfig(ctx context.Context, config *rest.Config, schemas *types.Schemas) (http.Handler, error) {
k8sClient, apiExtClient, err := NewClientsFromConfig(config)
if err != nil {
return nil, err
}
return NewAPIServerFromClients(ctx, k8sClient, apiExtClient, schemas)
}
func NewAPIServerFromClients(ctx context.Context, k8sClient *rest.RESTClient, apiExtClient clientset.Interface, schemas *types.Schemas) (http.Handler, error) {
store := crd.NewCRDStore(apiExtClient, k8sClient)
if err := store.AddSchemas(ctx, schemas); err != nil {
return nil, err
}
server := api.NewAPIServer()
if err := server.AddSchemas(schemas); err != nil {
return nil, err
}
err := server.Start(ctx)
return server, err
}