mirror of https://github.com/dapr/cli.git
102 lines
2.6 KiB
Go
102 lines
2.6 KiB
Go
/*
|
|
Copyright 2021 The Dapr Authors
|
|
Licensed under the Apache License, Version 2.0 (the "License");
|
|
you may not use this file except in compliance with the License.
|
|
You may obtain a copy of the License at
|
|
http://www.apache.org/licenses/LICENSE-2.0
|
|
Unless required by applicable law or agreed to in writing, software
|
|
distributed under the License is distributed on an "AS IS" BASIS,
|
|
WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
|
|
See the License for the specific language governing permissions and
|
|
limitations under the License.
|
|
*/
|
|
|
|
package kubernetes
|
|
|
|
import (
|
|
"flag"
|
|
"sync"
|
|
|
|
k8s "k8s.io/client-go/kubernetes"
|
|
"k8s.io/client-go/tools/clientcmd"
|
|
|
|
scheme "github.com/dapr/dapr/pkg/client/clientset/versioned"
|
|
|
|
// azure auth
|
|
_ "k8s.io/client-go/plugin/pkg/client/auth/azure"
|
|
|
|
// gcp auth
|
|
_ "k8s.io/client-go/plugin/pkg/client/auth/gcp"
|
|
|
|
// oidc auth
|
|
_ "k8s.io/client-go/plugin/pkg/client/auth/oidc"
|
|
|
|
// openstack auth
|
|
_ "k8s.io/client-go/plugin/pkg/client/auth/openstack"
|
|
"k8s.io/client-go/rest"
|
|
)
|
|
|
|
var (
|
|
doOnce sync.Once
|
|
kubeconfig *string
|
|
)
|
|
|
|
func init() {
|
|
kubeconfig = flag.String(clientcmd.RecommendedConfigPathFlag, "", "absolute path to the kubeconfig file")
|
|
}
|
|
|
|
func getConfig() (*rest.Config, error) {
|
|
doOnce.Do(func() {
|
|
flag.Parse()
|
|
})
|
|
|
|
if *kubeconfig != "" {
|
|
// Load `kubeconfig` from command line clientcmd.RecommendedConfigPathFlag(e.g. kubeconfig).
|
|
config, err := clientcmd.BuildConfigFromFlags("", *kubeconfig)
|
|
if err != nil {
|
|
return nil, err
|
|
}
|
|
return config, err
|
|
}
|
|
|
|
// Load `kubeconfig` from clientcmd.RecommendedConfigPathEnvVar(e.g. KUBECONFIG) or clientcmd.RecommendedHomeFile (e.g. %HOME/.kube/config).
|
|
configLoadRules := clientcmd.NewDefaultClientConfigLoadingRules()
|
|
startingConfig, err := configLoadRules.GetStartingConfig()
|
|
if err != nil {
|
|
return nil, err
|
|
}
|
|
config, err := clientcmd.NewDefaultClientConfig(*startingConfig, nil).ClientConfig()
|
|
return config, err
|
|
}
|
|
|
|
// GetKubeConfigClient returns the kubeconfig and the client created from the kubeconfig.
|
|
func GetKubeConfigClient() (*rest.Config, *k8s.Clientset, error) {
|
|
config, err := getConfig()
|
|
if err != nil {
|
|
return nil, nil, err
|
|
}
|
|
client, err := k8s.NewForConfig(config)
|
|
if err != nil {
|
|
return config, nil, err
|
|
}
|
|
return config, client, nil
|
|
}
|
|
|
|
// Client returns a new Kubernetes client.
|
|
func Client() (*k8s.Clientset, error) {
|
|
config, err := getConfig()
|
|
if err != nil {
|
|
return nil, err
|
|
}
|
|
return k8s.NewForConfig(config)
|
|
}
|
|
|
|
// DaprClient returns a new Kubernetes Dapr client.
|
|
func DaprClient() (scheme.Interface, error) {
|
|
config, err := getConfig()
|
|
if err != nil {
|
|
return nil, err
|
|
}
|
|
return scheme.NewForConfig(config)
|
|
}
|