github.com/Beeketing/helm@v2.12.1+incompatible/cmd/helm/repo_add.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 23 "github.com/spf13/cobra" 24 25 "golang.org/x/crypto/ssh/terminal" 26 "k8s.io/helm/pkg/getter" 27 "k8s.io/helm/pkg/helm/helmpath" 28 "k8s.io/helm/pkg/repo" 29 "syscall" 30 ) 31 32 type repoAddCmd struct { 33 name string 34 url string 35 username string 36 password string 37 home helmpath.Home 38 noupdate bool 39 40 certFile string 41 keyFile string 42 caFile string 43 44 out io.Writer 45 } 46 47 func newRepoAddCmd(out io.Writer) *cobra.Command { 48 add := &repoAddCmd{out: out} 49 50 cmd := &cobra.Command{ 51 Use: "add [flags] [NAME] [URL]", 52 Short: "add a chart repository", 53 RunE: func(cmd *cobra.Command, args []string) error { 54 if err := checkArgsLength(len(args), "name for the chart repository", "the url of the chart repository"); err != nil { 55 return err 56 } 57 58 add.name = args[0] 59 add.url = args[1] 60 add.home = settings.Home 61 62 return add.run() 63 }, 64 } 65 66 f := cmd.Flags() 67 f.StringVar(&add.username, "username", "", "chart repository username") 68 f.StringVar(&add.password, "password", "", "chart repository password") 69 f.BoolVar(&add.noupdate, "no-update", false, "raise error if repo is already registered") 70 f.StringVar(&add.certFile, "cert-file", "", "identify HTTPS client using this SSL certificate file") 71 f.StringVar(&add.keyFile, "key-file", "", "identify HTTPS client using this SSL key file") 72 f.StringVar(&add.caFile, "ca-file", "", "verify certificates of HTTPS-enabled servers using this CA bundle") 73 74 return cmd 75 } 76 77 func (a *repoAddCmd) run() error { 78 if a.username != "" && a.password == "" { 79 fmt.Fprint(a.out, "Password:") 80 password, err := readPassword() 81 fmt.Fprintln(a.out) 82 if err != nil { 83 return err 84 } 85 a.password = password 86 } 87 88 if err := addRepository(a.name, a.url, a.username, a.password, a.home, a.certFile, a.keyFile, a.caFile, a.noupdate); err != nil { 89 return err 90 } 91 fmt.Fprintf(a.out, "%q has been added to your repositories\n", a.name) 92 return nil 93 } 94 95 func readPassword() (string, error) { 96 password, err := terminal.ReadPassword(int(syscall.Stdin)) 97 if err != nil { 98 return "", err 99 } 100 return string(password), nil 101 } 102 103 func addRepository(name, url, username, password string, home helmpath.Home, certFile, keyFile, caFile string, noUpdate bool) error { 104 f, err := repo.LoadRepositoriesFile(home.RepositoryFile()) 105 if err != nil { 106 return err 107 } 108 109 if noUpdate && f.Has(name) { 110 return fmt.Errorf("repository name (%s) already exists, please specify a different name", name) 111 } 112 113 cif := home.CacheIndex(name) 114 c := repo.Entry{ 115 Name: name, 116 Cache: cif, 117 URL: url, 118 Username: username, 119 Password: password, 120 CertFile: certFile, 121 KeyFile: keyFile, 122 CAFile: caFile, 123 } 124 125 r, err := repo.NewChartRepository(&c, getter.All(settings)) 126 if err != nil { 127 return err 128 } 129 130 if err := r.DownloadIndexFile(home.Cache()); err != nil { 131 return fmt.Errorf("Looks like %q is not a valid chart repository or cannot be reached: %s", url, err.Error()) 132 } 133 134 f.Update(&c) 135 136 return f.WriteFile(home.RepositoryFile(), 0644) 137 }