github.com/rakanixu/helm@v2.8.2+incompatible/cmd/helm/repo_list.go (about)

     1  /*
     2  Copyright 2016 The Kubernetes Authors All rights reserved.
     3  
     4  Licensed under the Apache License, Version 2.0 (the "License");
     5  you may not use this file except in compliance with the License.
     6  You may obtain a copy of the License at
     7  
     8      http://www.apache.org/licenses/LICENSE-2.0
     9  
    10  Unless required by applicable law or agreed to in writing, software
    11  distributed under the License is distributed on an "AS IS" BASIS,
    12  WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
    13  See the License for the specific language governing permissions and
    14  limitations under the License.
    15  */
    16  
    17  package main
    18  
    19  import (
    20  	"errors"
    21  	"fmt"
    22  	"io"
    23  
    24  	"github.com/gosuri/uitable"
    25  	"github.com/spf13/cobra"
    26  
    27  	"k8s.io/helm/pkg/helm/helmpath"
    28  	"k8s.io/helm/pkg/repo"
    29  )
    30  
    31  type repoListCmd struct {
    32  	out  io.Writer
    33  	home helmpath.Home
    34  }
    35  
    36  func newRepoListCmd(out io.Writer) *cobra.Command {
    37  	list := &repoListCmd{out: out}
    38  
    39  	cmd := &cobra.Command{
    40  		Use:   "list [flags]",
    41  		Short: "list chart repositories",
    42  		RunE: func(cmd *cobra.Command, args []string) error {
    43  			list.home = settings.Home
    44  			return list.run()
    45  		},
    46  	}
    47  
    48  	return cmd
    49  }
    50  
    51  func (a *repoListCmd) run() error {
    52  	f, err := repo.LoadRepositoriesFile(a.home.RepositoryFile())
    53  	if err != nil {
    54  		return err
    55  	}
    56  	if len(f.Repositories) == 0 {
    57  		return errors.New("no repositories to show")
    58  	}
    59  	table := uitable.New()
    60  	table.AddRow("NAME", "URL")
    61  	for _, re := range f.Repositories {
    62  		table.AddRow(re.Name, re.URL)
    63  	}
    64  	fmt.Fprintln(a.out, table)
    65  	return nil
    66  }