Merge branch 'master' into umbrella-chart-related

README.md

@@ -48,39 +48,7 @@ including installing pre-releases.
 
 ## Docs
 
-- [Quick Start](docs/quickstart.md) - Read me first!
-- [Installing Helm](docs/install.md) - Install Helm and Tiller
-  - [Kubernetes Distribution Notes](docs/kubernetes_distros.md)
-  - [Frequently Asked Questions](docs/install_faq.md)
-- [Using Helm](docs/using_helm.md) - Learn the Helm tools
-  - [Plugins](docs/plugins.md)
-- [Developing Charts](docs/charts.md) - An introduction to chart development
-	- [Chart Lifecycle Hooks](docs/charts_hooks.md)
-	- [Chart Tips and Tricks](docs/charts_tips_and_tricks.md)
-	- [Chart Repository Guide](docs/chart_repository.md)
-	- [Syncing your Chart Repository](docs/chart_repository_sync_example.md)
-	- [Signing Charts](docs/provenance.md)
-	- [Writing Tests for Charts](docs/chart_tests.md)
-- [Chart Template Developer's Guide](docs/chart_template_guide/index.md) - Master Helm templates
-  - [Getting Started with Templates](docs/chart_template_guide/getting_started.md)
-  - [Built-in Objects](docs/chart_template_guide/builtin_objects.md)
-  - [Values Files](docs/chart_template_guide/values_files.md)
-  - [Functions and Pipelines](docs/chart_template_guide/functions_and_pipelines.md)
-  - [Flow Control (if/else, with, range, whitespace management)](docs/chart_template_guide/control_structures.md)
-  - [Variables](docs/chart_template_guide/variables.md)
-  - [Named Templates (Partials)](docs/chart_template_guide/named_templates.md)
-  - [Accessing Files Inside Templates](docs/chart_template_guide/accessing_files.md)
-  - [Creating a NOTES.txt File](docs/chart_template_guide/notes_files.md)
-  - [Subcharts and Global Values](docs/chart_template_guide/subcharts_and_globals.md)
-  - [Debugging Templates](docs/chart_template_guide/debugging.md)
-  - [Wrapping Up](docs/chart_template_guide/wrapping_up.md)
-  - [Appendix A: YAML Techniques](docs/chart_template_guide/yaml_techniques.md)
-  - [Appendix B: Go Data Types](docs/chart_template_guide/data_types.md)
-- [Related Projects](docs/related.md) - More Helm tools, articles, and plugins
-- [Architecture](docs/architecture.md) - Overview of the Helm/Tiller design
-- [Developers](docs/developers.md) - About the developers
-- [History](docs/history.md) - A brief history of the project
-- [Glossary](docs/glossary.md) - Decode the Helm vocabulary
+Get started with the [Quick Start guide](docs/quickstart.md) or plunge into the [complete documentation](docs/index.md)
 
 ## Roadmap
 

cmd/helm/home.go

@@ -21,6 +21,7 @@ import (
 	"io"
 
 	"github.com/spf13/cobra"
+	"k8s.io/helm/cmd/helm/helmpath"
 )
 
 var longHomeHelp = `
@@ -34,7 +35,17 @@ func newHomeCmd(out io.Writer) *cobra.Command {
 		Short: "displays the location of HELM_HOME",
 		Long:  longHomeHelp,
 		Run: func(cmd *cobra.Command, args []string) {
-			fmt.Fprintf(out, homePath()+"\n")
+			h := helmpath.Home(homePath())
+			fmt.Fprintf(out, "%s\n", h)
+			if flagDebug {
+				fmt.Fprintf(out, "Repository: %s\n", h.Repository())
+				fmt.Fprintf(out, "RepositoryFile: %s\n", h.RepositoryFile())
+				fmt.Fprintf(out, "Cache: %s\n", h.Cache())
+				fmt.Fprintf(out, "Stable CacheIndex: %s\n", h.CacheIndex("stable"))
+				fmt.Fprintf(out, "Starters: %s\n", h.Starters())
+				fmt.Fprintf(out, "LocalRepository: %s\n", h.LocalRepository())
+				fmt.Fprintf(out, "Plugins: %s\n", h.Plugins())
+			}
 		},
 	}
 

cmd/helm/init.go

@@ -228,7 +228,9 @@ func initStableRepo(cacheFile string) (*repo.Entry, error) {
 		return nil, err
 	}
 
-	if err := r.DownloadIndexFile(); err != nil {
+	// In this case, the cacheFile is always absolute. So passing empty string
+	// is safe.
+	if err := r.DownloadIndexFile(""); err != nil {
 		return nil, fmt.Errorf("Looks like %q is not a valid chart repository or cannot be reached: %s", stableRepositoryURL, err.Error())
 	}
 

cmd/helm/repo_add.go

@@ -102,7 +102,7 @@ func addRepository(name, url string, home helmpath.Home, certFile, keyFile, caFi
 		return err
 	}
 
-	if err := r.DownloadIndexFile(); err != nil {
+	if err := r.DownloadIndexFile(home.Cache()); err != nil {
 		return fmt.Errorf("Looks like %q is not a valid chart repository or cannot be reached: %s", url, err.Error())
 	}
 

cmd/helm/repo_update.go

@@ -41,7 +41,7 @@ var (
 )
 
 type repoUpdateCmd struct {
-	update func([]*repo.ChartRepository, io.Writer)
+	update func([]*repo.ChartRepository, io.Writer, helmpath.Home)
 	home   helmpath.Home
 	out    io.Writer
 }
@@ -82,11 +82,11 @@ func (u *repoUpdateCmd) run() error {
 		repos = append(repos, r)
 	}
 
-	u.update(repos, u.out)
+	u.update(repos, u.out, u.home)
 	return nil
 }
 
-func updateCharts(repos []*repo.ChartRepository, out io.Writer) {
+func updateCharts(repos []*repo.ChartRepository, 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 {
@@ -94,10 +94,10 @@ func updateCharts(repos []*repo.ChartRepository, out io.Writer) {
 		go func(re *repo.ChartRepository) {
 			defer wg.Done()
 			if re.Config.Name == localRepository {
-				fmt.Fprintf(out, "...Skip %s chart repository", re.Config.Name)
+				fmt.Fprintf(out, "...Skip %s chart repository\n", re.Config.Name)
 				return
 			}
-			err := re.DownloadIndexFile()
+			err := re.DownloadIndexFile(home.Cache())
 			if err != nil {
 				fmt.Fprintf(out, "...Unable to get an update from the %q chart repository (%s):\n\t%s\n", re.Config.Name, re.Config.URL, err)
 			} else {

cmd/helm/repo_update_test.go

@@ -43,7 +43,7 @@ func TestUpdateCmd(t *testing.T) {
 	out := bytes.NewBuffer(nil)
 	// Instead of using the HTTP updater, we provide our own for this test.
 	// The TestUpdateCharts test verifies the HTTP behavior independently.
-	updater := func(repos []*repo.ChartRepository, out io.Writer) {
+	updater := func(repos []*repo.ChartRepository, out io.Writer, hh helmpath.Home) {
 		for _, re := range repos {
 			fmt.Fprintln(out, re.Config.Name)
 		}
@@ -90,7 +90,7 @@ func TestUpdateCharts(t *testing.T) {
 	}
 
 	b := bytes.NewBuffer(nil)
-	updateCharts([]*repo.ChartRepository{r}, b)
+	updateCharts([]*repo.ChartRepository{r}, b, hh)
 
 	got := b.String()
 	if strings.Contains(got, "Unable to get an update") {

docs/index.md

+# Helm Documentation
+
+- [Quick Start](quickstart.md) - Read me first!
+- [Installing Helm](install.md) - Install Helm and Tiller
+  - [Kubernetes Distribution Notes](kubernetes_distros.md)
+  - [Frequently Asked Questions](install_faq.md)
+- [Using Helm](using_helm.md) - Learn the Helm tools
+  - [Plugins](plugins.md)
+- [Developing Charts](charts.md) - An introduction to chart development
+	- [Chart Lifecycle Hooks](charts_hooks.md)
+	- [Chart Tips and Tricks](charts_tips_and_tricks.md)
+	- [Chart Repository Guide](chart_repository.md)
+	- [Syncing your Chart Repository](chart_repository_sync_example.md)
+	- [Signing Charts](provenance.md)
+	- [Writing Tests for Charts](chart_tests.md)
+- [Chart Template Developer's Guide](chart_template_guide/index.md) - Master Helm templates
+  - [Getting Started with Templates](chart_template_guide/getting_started.md)
+  - [Built-in Objects](chart_template_guide/builtin_objects.md)
+  - [Values Files](chart_template_guide/values_files.md)
+  - [Functions and Pipelines](chart_template_guide/functions_and_pipelines.md)
+  - [Flow Control (if/else, with, range, whitespace management)](chart_template_guide/control_structures.md)
+  - [Variables](chart_template_guide/variables.md)
+  - [Named Templates (Partials)](chart_template_guide/named_templates.md)
+  - [Accessing Files Inside Templates](chart_template_guide/accessing_files.md)
+  - [Creating a NOTES.txt File](chart_template_guide/notes_files.md)
+  - [Subcharts and Global Values](chart_template_guide/subcharts_and_globals.md)
+  - [Debugging Templates](chart_template_guide/debugging.md)
+  - [Wrapping Up](chart_template_guide/wrapping_up.md)
+  - [Appendix A: YAML Techniques](chart_template_guide/yaml_techniques.md)
+  - [Appendix B: Go Data Types](chart_template_guide/data_types.md)
+- [Related Projects](related.md) - More Helm tools, articles, and plugins
+- [Architecture](architecture.md) - Overview of the Helm/Tiller design
+- [Developers](developers.md) - About the developers
+- [History](history.md) - A brief history of the project
+- [Glossary](glossary.md) - Decode the Helm vocabulary

docs/related.md

@@ -13,6 +13,7 @@ or [pull request](https://github.com/kubernetes/helm/pulls).
 - [The missing CI/CD Kubernetes component: Helm package manager](https://hackernoon.com/the-missing-ci-cd-kubernetes-component-helm-package-manager-1fe002aac680#.691sk2zhu)
 - [CI/CD with Jenkins, Kubernetes, and Helm](https://www.youtube.com/watch?v=NVoln4HdZOY)
 - [The Workflow "Umbrella" Helm Chart](https://deis.com/blog/2017/workflow-chart-assembly)
+- [GitLab, Consumer Driven Contracts, Helm and Kubernetes](https://medium.com/@enxebre/gitlab-consumer-driven-contracts-helm-and-kubernetes-b7235a60a1cb#.xwp1y4tgi)
 
 ## Helm Plugins
 

pkg/downloader/manager.go

@@ -30,7 +30,10 @@ import (
 	"github.com/Masterminds/semver"
 	"github.com/ghodss/yaml"
 
+	// FIXME: This violates the package rules. A `cmd` should not be imported by
+	// something in 'pkg'
 	"k8s.io/helm/cmd/helm/helmpath"
+
 	"k8s.io/helm/pkg/chartutil"
 	"k8s.io/helm/pkg/proto/hapi/chart"
 	"k8s.io/helm/pkg/repo"
@@ -375,7 +378,7 @@ func (m *Manager) parallelRepoUpdate(repos []*repo.Entry) error {
 		}
 		wg.Add(1)
 		go func(r *repo.ChartRepository) {
-			if err := r.DownloadIndexFile(); err != nil {
+			if err := r.DownloadIndexFile(m.HelmHome.Cache()); err != nil {
 				fmt.Fprintf(out, "...Unable to get an update from the %q chart repository (%s):\n\t%s\n", r.Config.Name, r.Config.URL, err)
 			} else {
 				fmt.Fprintf(out, "...Successfully got an update from the %q chart repository\n", r.Config.Name)

pkg/repo/chartrepo.go

@@ -129,7 +129,10 @@ func (r *ChartRepository) Load() error {
 }
 
 // DownloadIndexFile fetches the index from a repository.
-func (r *ChartRepository) DownloadIndexFile() error {
+//
+// cachePath is prepended to any index that does not have an absolute path. This
+// is for pre-2.2.0 repo files.
+func (r *ChartRepository) DownloadIndexFile(cachePath string) error {
 	var indexURL string
 
 	indexURL = strings.TrimSuffix(r.Config.URL, "/") + "/index.yaml"
@@ -148,7 +151,19 @@ func (r *ChartRepository) DownloadIndexFile() error {
 		return err
 	}
 
-	return ioutil.WriteFile(r.Config.Cache, index, 0644)
+	// In Helm 2.2.0 the config.cache was accidentally switched to an absolute
+	// path, which broke backward compatibility. This fixes it by prepending a
+	// global cache path to relative paths.
+	//
+	// It is changed on DownloadIndexFile because that was the method that
+	// originally carried the cache path.
+	cp := r.Config.Cache
+	if !filepath.IsAbs(cp) {
+		cp = filepath.Join(cachePath, cp)
+	}
+	println("Writing to", cp)
+
+	return ioutil.WriteFile(cp, index, 0644)
 }
 
 // Index generates an index for the chart repository and writes an index.yaml file.

pkg/repo/index_test.go

@@ -142,7 +142,7 @@ func TestDownloadIndexFile(t *testing.T) {
 		t.Errorf("Problem creating chart repository from %s: %v", testRepo, err)
 	}
 
-	if err := r.DownloadIndexFile(); err != nil {
+	if err := r.DownloadIndexFile(""); err != nil {
 		t.Errorf("%#v", err)
 	}