// Reindex adds an entry to the index file at the given path
func Reindex(ch *chart.Chart, path string) error {
name := ch.Metadata.Name + "-" + ch.Metadata.Version
y, err := LoadIndexFile(path)
if err != nil {
return err
}
found := false
for k := range y.Entries {
if k == name {
found = true
break
}
}
if !found {
dig, err := provenance.DigestFile(path)
if err != nil {
return err
}
y.Add(ch.Metadata, name+".tgz", "http://localhost:8879/charts", "sha256:"+dig)
out, err := yaml.Marshal(y)
if err != nil {
return err
}
ioutil.WriteFile(path, out, 0644)
}
return nil
}
// IndexDirectory reads a (flat) directory and generates an index.
//
// It indexes only charts that have been packaged (*.tgz).
//
// It writes the results to dir/index.yaml.
func IndexDirectory(dir, baseURL string) (*IndexFile, error) {
archives, err := filepath.Glob(filepath.Join(dir, "*.tgz"))
if err != nil {
return nil, err
}
index := NewIndexFile()
for _, arch := range archives {
fname := filepath.Base(arch)
c, err := chartutil.Load(arch)
if err != nil {
// Assume this is not a chart.
continue
}
hash, err := provenance.DigestFile(arch)
if err != nil {
return index, err
}
index.Add(c.Metadata, fname, baseURL, hash)
}
return index, nil
}
func (r *ChartRepository) generateIndex() error {
if r.IndexFile == nil {
r.IndexFile = NewIndexFile()
}
for _, path := range r.ChartPaths {
ch, err := chartutil.Load(path)
if err != nil {
return err
}
digest, err := provenance.DigestFile(path)
if err != nil {
return err
}
if !r.IndexFile.Has(ch.Metadata.Name, ch.Metadata.Version) {
r.IndexFile.Add(ch.Metadata, path, r.URL, digest)
}
// TODO: If a chart exists, but has a different Digest, should we error?
}
r.IndexFile.SortEntries()
return nil
}
func TestDependencyUpdateCmd(t *testing.T) {
// Set up a testing helm home
oldhome := helmHome
hh, err := tempHelmHome()
if err != nil {
t.Fatal(err)
}
helmHome = hh
defer func() {
os.RemoveAll(hh)
helmHome = oldhome
}()
srv := repotest.NewServer(hh)
defer srv.Stop()
copied, err := srv.CopyCharts("testdata/testcharts/*.tgz")
t.Logf("Copied charts:\n%s", strings.Join(copied, "\n"))
t.Logf("Listening on directory %s", srv.Root())
chartname := "depup"
if err := createTestingChart(hh, chartname, srv.URL()); err != nil {
t.Fatal(err)
}
out := bytes.NewBuffer(nil)
duc := &dependencyUpdateCmd{out: out}
duc.helmhome = helmpath.Home(hh)
duc.chartpath = filepath.Join(hh, chartname)
if err := duc.run(); err != nil {
output := out.String()
t.Logf("Output: %s", output)
t.Fatal(err)
}
output := out.String()
// This is written directly to stdout, so we have to capture as is.
if !strings.Contains(output, `update from the "test" chart repository`) {
t.Errorf("Repo did not get updated\n%s", output)
}
// Make sure the actual file got downloaded.
expect := filepath.Join(hh, chartname, "charts/reqtest-0.1.0.tgz")
if _, err := os.Stat(expect); err != nil {
t.Fatal(err)
}
hash, err := provenance.DigestFile(expect)
if err != nil {
t.Fatal(err)
}
i, err := repo.LoadIndexFile(cacheIndexFile("test"))
if err != nil {
t.Fatal(err)
}
if h := i.Entries["reqtest-0.1.0"].Digest; h != hash {
t.Errorf("Failed hash match: expected %s, got %s", hash, h)
}
t.Logf("Results: %s", out.String())
}
func TestDependencyBuildCmd(t *testing.T) {
oldhome := helmHome
hh, err := tempHelmHome(t)
if err != nil {
t.Fatal(err)
}
helmHome = hh
defer func() {
os.RemoveAll(hh)
helmHome = oldhome
}()
srv := repotest.NewServer(hh)
defer srv.Stop()
_, err = srv.CopyCharts("testdata/testcharts/*.tgz")
if err != nil {
t.Fatal(err)
}
chartname := "depbuild"
if err := createTestingChart(hh, chartname, srv.URL()); err != nil {
t.Fatal(err)
}
out := bytes.NewBuffer(nil)
dbc := &dependencyBuildCmd{out: out}
dbc.helmhome = helmpath.Home(hh)
dbc.chartpath = filepath.Join(hh, chartname)
// In the first pass, we basically want the same results as an update.
if err := dbc.run(); err != nil {
output := out.String()
t.Logf("Output: %s", output)
t.Fatal(err)
}
output := out.String()
if !strings.Contains(output, `update from the "test" chart repository`) {
t.Errorf("Repo did not get updated\n%s", output)
}
// Make sure the actual file got downloaded.
expect := filepath.Join(hh, chartname, "charts/reqtest-0.1.0.tgz")
if _, err := os.Stat(expect); err != nil {
t.Fatal(err)
}
// In the second pass, we want to remove the chart's request dependency,
// then see if it restores from the lock.
lockfile := filepath.Join(hh, chartname, "requirements.lock")
if _, err := os.Stat(lockfile); err != nil {
t.Fatal(err)
}
if err := os.RemoveAll(expect); err != nil {
t.Fatal(err)
}
if err := dbc.run(); err != nil {
output := out.String()
t.Logf("Output: %s", output)
t.Fatal(err)
}
// Now repeat the test that the dependency exists.
expect = filepath.Join(hh, chartname, "charts/reqtest-0.1.0.tgz")
if _, err := os.Stat(expect); err != nil {
t.Fatal(err)
}
// Make sure that build is also fetching the correct version.
hash, err := provenance.DigestFile(expect)
if err != nil {
t.Fatal(err)
}
i, err := repo.LoadIndexFile(dbc.helmhome.CacheIndex("test"))
if err != nil {
t.Fatal(err)
}
reqver := i.Entries["reqtest"][0]
if h := reqver.Digest; h != hash {
t.Errorf("Failed hash match: expected %s, got %s", hash, h)
}
if v := reqver.Version; v != "0.1.0" {
t.Errorf("mismatched versions. Expected %q, got %q", "0.1.0", v)
}
}