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token.go
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token.go
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package token
import (
"context"
"encoding/json"
"fmt"
"log"
k8s_cmd "github.com/sikalabs/slu/cmd/k8s"
"github.com/sikalabs/slu/utils/k8s"
"github.com/spf13/cobra"
metav1 "k8s.io/apimachinery/pkg/apis/meta/v1"
)
var FlagJson bool
var CmdFlagServiceAccount string
var CmdFlagNamespace string
var Cmd = &cobra.Command{
Use: "token",
Short: "Get token for ServiceAccount",
Args: cobra.NoArgs,
Run: func(c *cobra.Command, args []string) {
clientset, defaultNamespace, _ := k8s.KubernetesClient()
namespace := defaultNamespace
if CmdFlagNamespace != "" {
namespace = CmdFlagNamespace
}
saClient := clientset.CoreV1().ServiceAccounts(namespace)
secretClient := clientset.CoreV1().Secrets(namespace)
sa, err := saClient.Get(context.TODO(), CmdFlagServiceAccount, metav1.GetOptions{})
if err != nil {
log.Fatal(err)
}
secret, err := secretClient.Get(context.TODO(), sa.Secrets[0].Name, metav1.GetOptions{})
if err != nil {
log.Fatal(err)
}
if FlagJson {
outJson, err := json.Marshal(string(secret.Data["token"]))
if err != nil {
panic(err)
}
fmt.Println(string(outJson))
} else {
fmt.Println(string(secret.Data["token"]))
}
},
}
func init() {
k8s_cmd.Cmd.AddCommand(Cmd)
Cmd.Flags().StringVarP(
&CmdFlagServiceAccount,
"service-account",
"s",
"default",
"Kubernetes ServiceAccount",
)
Cmd.Flags().StringVarP(
&CmdFlagNamespace,
"namespace",
"n",
"",
"Kubernetes Namespace",
)
Cmd.PersistentFlags().BoolVar(
&FlagJson,
"json",
false,
"Format output to JSON",
)
}