Ejemplo n.º 1
0
// 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
}
Ejemplo n.º 2
0
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)
}
Ejemplo n.º 3
0
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)
}
Ejemplo n.º 4
0
func removeRepoCache(name string, home helmpath.Home) error {
	if _, err := os.Stat(home.CacheIndex(name)); err == nil {
		err = os.Remove(home.CacheIndex(name))
		if err != nil {
			return err
		}
	}
	return nil
}
Ejemplo n.º 5
0
// ensureTestHome creates a home directory like ensureHome, but without remote references.
//
// t is used only for logging.
func ensureTestHome(home helmpath.Home, t *testing.T) error {
	configDirectories := []string{home.String(), home.Repository(), home.Cache(), home.LocalRepository(), home.Plugins(), home.Starters()}
	for _, p := range configDirectories {
		if fi, err := os.Stat(p); err != nil {
			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 {
		rf := repo.NewRepoFile()
		rf.Add(&repo.Entry{
			Name:  "charts",
			URL:   "http://example.com/foo",
			Cache: "charts-index.yaml",
		}, &repo.Entry{
			Name:  "local",
			URL:   "http://localhost.com:7743/foo",
			Cache: "local-index.yaml",
		})
		if err := rf.WriteFile(repoFile, 0644); err != nil {
			return 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 {
		t.Log("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 {
		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)
	}

	t.Logf("$HELM_HOME has been configured at %s.\n", helmHome)
	return nil
}
Ejemplo n.º 6
0
func updateRepoLine(name, url string, home helmpath.Home) error {
	cif := home.CacheIndex(name)
	f, err := repo.LoadRepositoriesFile(home.RepositoryFile())
	if err != nil {
		return err
	}

	f.Update(&repo.Entry{
		Name:  name,
		URL:   url,
		Cache: filepath.Base(cif),
	})

	return f.WriteFile(home.RepositoryFile(), 0666)
}
Ejemplo n.º 7
0
func insertRepoLine(name, url string, home helmpath.Home) error {
	cif := home.CacheIndex(name)
	f, err := repo.LoadRepositoriesFile(home.RepositoryFile())
	if err != nil {
		return err
	}

	if f.Has(name) {
		return fmt.Errorf("The repository name you provided (%s) already exists. Please specify a different name.", name)
	}
	f.Add(&repo.Entry{
		Name:  name,
		URL:   url,
		Cache: filepath.Base(cif),
	})
	return f.WriteFile(home.RepositoryFile(), 0644)
}
Ejemplo n.º 8
0
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!⎈ ")
}