github.com/appscode/helm@v3.0.0-alpha.1+incompatible/cmd/helm/repo_remove.go (about) 1 /* 2 Copyright The Helm Authors. 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 "fmt" 21 "io" 22 "os" 23 24 "github.com/pkg/errors" 25 "github.com/spf13/cobra" 26 27 "helm.sh/helm/cmd/helm/require" 28 "helm.sh/helm/pkg/helmpath" 29 "helm.sh/helm/pkg/repo" 30 ) 31 32 type repoRemoveOptions struct { 33 name string 34 home helmpath.Home 35 } 36 37 func newRepoRemoveCmd(out io.Writer) *cobra.Command { 38 o := &repoRemoveOptions{} 39 40 cmd := &cobra.Command{ 41 Use: "remove [NAME]", 42 Aliases: []string{"rm"}, 43 Short: "remove a chart repository", 44 Args: require.ExactArgs(1), 45 RunE: func(cmd *cobra.Command, args []string) error { 46 o.name = args[0] 47 o.home = settings.Home 48 49 return o.run(out) 50 }, 51 } 52 53 return cmd 54 } 55 56 func (r *repoRemoveOptions) run(out io.Writer) error { 57 return removeRepoLine(out, r.name, r.home) 58 } 59 60 func removeRepoLine(out io.Writer, name string, home helmpath.Home) error { 61 repoFile := home.RepositoryFile() 62 r, err := repo.LoadFile(repoFile) 63 if err != nil { 64 return err 65 } 66 67 if !r.Remove(name) { 68 return errors.Errorf("no repo named %q found", name) 69 } 70 if err := r.WriteFile(repoFile, 0644); err != nil { 71 return err 72 } 73 74 if err := removeRepoCache(name, home); err != nil { 75 return err 76 } 77 78 fmt.Fprintf(out, "%q has been removed from your repositories\n", name) 79 80 return nil 81 } 82 83 func removeRepoCache(name string, home helmpath.Home) error { 84 if _, err := os.Stat(home.CacheIndex(name)); err == nil { 85 err = os.Remove(home.CacheIndex(name)) 86 if err != nil { 87 return err 88 } 89 } 90 return nil 91 }