// ensureHome checks to see if $HELM_HOME exists
//
// If $HELM_HOME does not exist, this function will create it.
func ensureHome(home helmpath.Home, out io.Writer) error {
configDirectories := []string{home.String(), home.Repository(), home.Cache(), home.LocalRepository()}
for _, p := range configDirectories {
if fi, err := os.Stat(p); err != nil {
fmt.Fprintf(out, "Creating %s \n", p)
if err := os.MkdirAll(p, 0755); err != nil {
return fmt.Errorf("Could not create %s: %s", p, err)
}
} else if !fi.IsDir() {
return fmt.Errorf("%s must be a directory", p)
}
}
repoFile := home.RepositoryFile()
if fi, err := os.Stat(repoFile); err != nil {
fmt.Fprintf(out, "Creating %s \n", repoFile)
r := repo.NewRepoFile()
r.Add(&repo.Entry{
Name: stableRepository,
URL: stableRepositoryURL,
Cache: "stable-index.yaml",
}, &repo.Entry{
Name: localRepository,
URL: localRepositoryURL,
Cache: "local-index.yaml",
})
if err := r.WriteFile(repoFile, 0644); err != nil {
return err
}
cif := home.CacheIndex(stableRepository)
if err := repo.DownloadIndexFile(stableRepository, stableRepositoryURL, cif); err != nil {
fmt.Fprintf(out, "WARNING: Failed to download %s: %s (run 'helm repo update')\n", stableRepository, err)
}
} else if fi.IsDir() {
return fmt.Errorf("%s must be a file, not a directory", repoFile)
}
if r, err := repo.LoadRepositoriesFile(repoFile); err == repo.ErrRepoOutOfDate {
fmt.Fprintln(out, "Updating repository file format...")
if err := r.WriteFile(repoFile, 0644); err != nil {
return err
}
}
localRepoIndexFile := home.LocalRepository(localRepoIndexFilePath)
if fi, err := os.Stat(localRepoIndexFile); err != nil {
fmt.Fprintf(out, "Creating %s \n", localRepoIndexFile)
i := repo.NewIndexFile()
if err := i.WriteFile(localRepoIndexFile, 0644); err != nil {
return err
}
//TODO: take this out and replace with helm update functionality
os.Symlink(localRepoIndexFile, home.CacheIndex("local"))
} else if fi.IsDir() {
return fmt.Errorf("%s must be a file, not a directory", localRepoIndexFile)
}
fmt.Fprintf(out, "$HELM_HOME has been configured at %s.\n", helmHome)
return nil
}
func addRepository(name, url string) error {
if err := repo.DownloadIndexFile(name, url, cacheIndexFile(name)); err != nil {
return errors.New("Looks like " + url + " is not a valid chart repository or cannot be reached: " + err.Error())
}
return insertRepoLine(name, url)
}
func addRepository(name, url string, home helmpath.Home) error {
cif := home.CacheIndex(name)
if err := repo.DownloadIndexFile(name, url, cif); err != nil {
return fmt.Errorf("Looks like %q is not a valid chart repository or cannot be reached: %s", url, err.Error())
}
return insertRepoLine(name, url, home)
}
func updateRepository(name, url string, home helmpath.Home) error {
cif := home.CacheIndex(name)
if err := repo.DownloadIndexFile(name, url, cif); err != nil {
return err
}
return updateRepoLine(name, url, home)
}
func (m *Manager) parallelRepoUpdate(repos []*repo.Entry) {
out := m.Out
fmt.Fprintln(out, "Hang tight while we grab the latest from your chart repositories...")
var wg sync.WaitGroup
for _, re := range repos {
wg.Add(1)
go func(n, u string) {
if err := repo.DownloadIndexFile(n, u, m.HelmHome.CacheIndex(n)); err != nil {
fmt.Fprintf(out, "...Unable to get an update from the %q chart repository (%s):\n\t%s\n", n, u, err)
} else {
fmt.Fprintf(out, "...Successfully got an update from the %q chart repository\n", n)
}
wg.Done()
}(re.Name, re.URL)
}
wg.Wait()
fmt.Fprintln(out, "Update Complete. ⎈Happy Helming!⎈")
}
func (m *Manager) parallelRepoUpdate(repos map[string]string) {
out := m.Out
fmt.Fprintln(out, "Hang tight while we grab the latest from your chart repositories...")
var wg sync.WaitGroup
for name, url := range repos {
wg.Add(1)
go func(n, u string) {
err := repo.DownloadIndexFile(n, u, m.HelmHome.CacheIndex(n))
if err != nil {
updateErr := fmt.Sprintf("...Unable to get an update from the %q chart repository: %s", n, err)
fmt.Fprintln(out, updateErr)
} else {
fmt.Fprintf(out, "...Successfully got an update from the %q chart repository\n", n)
}
wg.Done()
}(name, url)
}
wg.Wait()
fmt.Fprintln(out, "Update Complete. Happy Helming!")
}
func updateCharts(repos []*repo.Entry, verbose bool, out io.Writer, home helmpath.Home) {
fmt.Fprintln(out, "Hang tight while we grab the latest from your chart repositories...")
var wg sync.WaitGroup
for _, re := range repos {
wg.Add(1)
go func(n, u string) {
defer wg.Done()
if n == localRepository {
// We skip local because the indices are symlinked.
return
}
err := repo.DownloadIndexFile(n, u, home.CacheIndex(n))
if err != nil {
fmt.Fprintf(out, "...Unable to get an update from the %q chart repository (%s):\n\t%s\n", n, u, err)
} else {
fmt.Fprintf(out, "...Successfully got an update from the %q chart repository\n", n)
}
}(re.Name, re.URL)
}
wg.Wait()
fmt.Fprintln(out, "Update Complete. ⎈ Happy Helming!⎈ ")
}
func updateCharts(repos map[string]string, verbose bool) {
fmt.Println("Hang tight while we grab the latest from your chart repositories...")
var wg sync.WaitGroup
for name, url := range repos {
wg.Add(1)
go func(n, u string) {
defer wg.Done()
indexFileName := cacheDirectory(n + "-index.yaml")
err := repo.DownloadIndexFile(n, u, indexFileName)
if err != nil {
updateErr := "...Unable to get an update from the " + n + " chart repository"
if verbose {
updateErr = updateErr + ": " + err.Error()
}
fmt.Println(updateErr)
} else {
fmt.Println("...Successfully got an update from the " + n + " chart repository")
}
}(name, url)
}
wg.Wait()
fmt.Println("Update Complete. Happy Helming!")
}