// Copyright 2021 Google LLC // // 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 main import ( "fmt" "io" "github.com/pkg/errors" "github.com/ahmetb/kubectx/internal/kubeconfig" ) type CurrentOp struct{} func (c CurrentOp) Run(stdout, _ io.Writer) error { kc := new(kubeconfig.Kubeconfig).WithLoader(kubeconfig.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 \"%s\"", ctx) } _, err = fmt.Fprintln(stdout, ns) return errors.Wrap(err, "write error") }