github.com/1aal/kubeblocks@v0.0.0-20231107070852-e1c03e598921/pkg/lorry/util/kubernetes/client.go (about)

     1  /*
     2  Copyright (C) 2022-2023 ApeCloud Co., Ltd
     3  
     4  This file is part of KubeBlocks project
     5  
     6  This program is free software: you can redistribute it and/or modify
     7  it under the terms of the GNU Affero General Public License as published by
     8  the Free Software Foundation, either version 3 of the License, or
     9  (at your option) any later version.
    10  
    11  This program is distributed in the hope that it will be useful
    12  but WITHOUT ANY WARRANTY; without even the implied warranty of
    13  MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
    14  GNU Affero General Public License for more details.
    15  
    16  You should have received a copy of the GNU Affero General Public License
    17  along with this program.  If not, see <http://www.gnu.org/licenses/>.
    18  */
    19  
    20  package kubernetes
    21  
    22  import (
    23  	"github.com/pkg/errors"
    24  	"k8s.io/client-go/kubernetes"
    25  	clientsetscheme "k8s.io/client-go/kubernetes/scheme"
    26  	"k8s.io/client-go/rest"
    27  	ctlruntime "sigs.k8s.io/controller-runtime"
    28  
    29  	appsv1alpha1 "github.com/1aal/kubeblocks/apis/apps/v1alpha1"
    30  )
    31  
    32  // GetClientSet returns a kubernetes clientSet.
    33  func GetClientSet() (*kubernetes.Clientset, error) {
    34  	restConfig, err := ctlruntime.GetConfig()
    35  	if err != nil {
    36  		return nil, errors.Wrap(err, "get kubeConfig failed")
    37  	}
    38  	clientSet, err := kubernetes.NewForConfig(restConfig)
    39  	if err != nil {
    40  		return nil, err
    41  	}
    42  
    43  	return clientSet, nil
    44  }
    45  
    46  // GetRESTClientForKB returns a kubernetes restClient for KubeBlocks types.
    47  func GetRESTClientForKB() (*rest.RESTClient, error) {
    48  	restConfig, err := ctlruntime.GetConfig()
    49  	if err != nil {
    50  		return nil, errors.Wrap(err, "get kubeConfig failed")
    51  	}
    52  	_ = appsv1alpha1.AddToScheme(clientsetscheme.Scheme)
    53  	restConfig.GroupVersion = &appsv1alpha1.GroupVersion
    54  	restConfig.APIPath = "/apis"
    55  	restConfig.NegotiatedSerializer = clientsetscheme.Codecs.WithoutConversion()
    56  	client, err := rest.RESTClientFor(restConfig)
    57  	if err != nil {
    58  		return nil, err
    59  	}
    60  
    61  	return client, nil
    62  }