add kubectl can-i to see if you can perform an action

pkg/kubectl/cmd/cmd.go

@@ -22,6 +22,7 @@ import (
 
 	"k8s.io/apiserver/pkg/util/flag"
 	"k8s.io/client-go/tools/clientcmd"
+	"k8s.io/kubernetes/pkg/kubectl/cmd/auth"
 	cmdconfig "k8s.io/kubernetes/pkg/kubectl/cmd/config"
 	"k8s.io/kubernetes/pkg/kubectl/cmd/rollout"
 	"k8s.io/kubernetes/pkg/kubectl/cmd/set"
@@ -286,6 +287,7 @@ func NewKubectlCommand(f cmdutil.Factory, in io.Reader, out, err io.Writer) *cob
 				NewCmdPortForward(f, out, err),
 				NewCmdProxy(f, out),
 				NewCmdCp(f, in, out, err),
+				auth.NewCmdAuth(f, out, err),
 			},
 		},
 		{