kubectx/cmd/kubens/current.go
Ahmet Alp Balkan 3e34177cb9
Move kubeconfig loader utils to cmdutil pkg
Signed-off-by: Ahmet Alp Balkan <ahmetb@google.com>
2020-04-18 13:32:53 -07:00

33 lines
712 B
Go

package main
import (
"fmt"
"io"
"github.com/pkg/errors"
"github.com/ahmetb/kubectx/internal/cmdutil"
"github.com/ahmetb/kubectx/internal/kubeconfig"
)
type CurrentOp struct{}
func (c CurrentOp) Run(stdout, _ io.Writer) error {
kc := new(kubeconfig.Kubeconfig).WithLoader(cmdutil.DefaultLoader)
defer kc.Close()
if err := kc.Parse(); err != nil {
return errors.Wrap(err, "kubeconfig error")
}
ctx := kc.GetCurrentContext()
if ctx == "" {
return errors.New("current-context is not set")
}
ns, err := kc.NamespaceOfContext(ctx)
if err != nil {
return errors.Wrapf(err, "failed to read namespace of %q", ctx)
}
_, err = fmt.Fprintln(stdout, ns)
return errors.Wrap(err, "write error")
}