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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -0,0 +1,2 @@ | ||
| Chart.lock | ||
| ./charts |
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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -0,0 +1,130 @@ | ||
| // Copyright Elasticsearch B.V. and/or licensed to Elasticsearch B.V. under one | ||
| // or more contributor license agreements. Licensed under the Elastic License 2.0; | ||
| // you may not use this file except in compliance with the Elastic License 2.0. | ||
|
|
||
| package helm | ||
|
|
||
| import ( | ||
| "bufio" | ||
| "bytes" | ||
| "fmt" | ||
| "os" | ||
|
|
||
| "gopkg.in/yaml.v2" | ||
| "helm.sh/helm/v3/pkg/action" | ||
| "helm.sh/helm/v3/pkg/cli" | ||
| "helm.sh/helm/v3/pkg/downloader" | ||
| "helm.sh/helm/v3/pkg/getter" | ||
| "helm.sh/helm/v3/pkg/registry" | ||
| "helm.sh/helm/v3/pkg/repo" | ||
| ) | ||
|
|
||
| func ensureRepository(repoName, repoURL string, settings *cli.EnvSettings) error { | ||
| repoFile := settings.RepositoryConfig | ||
| // Load existing repositories | ||
| file, err := repo.LoadFile(repoFile) | ||
| if err != nil { | ||
| return fmt.Errorf("could not load Helm repository config: %w", err) | ||
| } | ||
|
|
||
| // Check if the repository is already added | ||
| for _, entry := range file.Repositories { | ||
| if entry.URL == repoURL { | ||
| // repository already exists | ||
| return nil | ||
| } | ||
| } | ||
|
|
||
| // Add the repository | ||
| entry := &repo.Entry{ | ||
| Name: repoName, | ||
| URL: repoURL, | ||
| } | ||
|
|
||
| chartRepo, err := repo.NewChartRepository(entry, getter.All(settings)) | ||
| if err != nil { | ||
| return fmt.Errorf("could not create repo %s: %w", repoURL, err) | ||
| } | ||
|
|
||
| _, err = chartRepo.DownloadIndexFile() | ||
| if err != nil { | ||
| return fmt.Errorf("could not download index file for repo %s: %w", repoURL, err) | ||
| } | ||
|
|
||
| file.Update(entry) | ||
| if err := file.WriteFile(repoFile, 0o644); err != nil { | ||
| return fmt.Errorf("could not write Helm repository config: %w", err) | ||
| } | ||
|
|
||
| return nil | ||
| } | ||
|
|
||
| func BuildChartDependencies(chartPath string) error { | ||
| settings := cli.New() | ||
| settings.SetNamespace("") | ||
| actionConfig := &action.Configuration{} | ||
|
|
||
| chartFile, err := os.ReadFile(fmt.Sprintf("%s/Chart.yaml", chartPath)) | ||
| if err != nil { | ||
| return fmt.Errorf("could not read %s/Chart.yaml: %w", chartPath, err) | ||
| } | ||
|
|
||
| dependencies := struct { | ||
| Entry []struct { | ||
| Name string `yaml:"name"` | ||
| Repository string `yaml:"repository"` | ||
| } `yaml:"dependencies"` | ||
| }{} | ||
|
|
||
| err = yaml.Unmarshal(chartFile, &dependencies) | ||
| if err != nil { | ||
| return fmt.Errorf("could not unmarshal %s/Chart.yaml: %w", chartPath, err) | ||
| } | ||
|
|
||
| for _, dep := range dependencies.Entry { | ||
| err := ensureRepository(dep.Name, dep.Repository, settings) | ||
| if err != nil { | ||
| return err | ||
| } | ||
| } | ||
|
|
||
| err = actionConfig.Init(settings.RESTClientGetter(), settings.Namespace(), "", | ||
| func(format string, v ...interface{}) {}) | ||
| if err != nil { | ||
| return fmt.Errorf("failed to init helm action config: %w", err) | ||
| } | ||
|
|
||
| client := action.NewDependency() | ||
|
|
||
| registryClient, err := registry.NewClient( | ||
| registry.ClientOptDebug(settings.Debug), | ||
| registry.ClientOptEnableCache(true), | ||
| registry.ClientOptWriter(os.Stderr), | ||
| registry.ClientOptCredentialsFile(settings.RegistryConfig), | ||
| ) | ||
| if err != nil { | ||
| return fmt.Errorf("failed to create helm registry client: %w", err) | ||
| } | ||
|
|
||
| buffer := bytes.Buffer{} | ||
|
|
||
| man := &downloader.Manager{ | ||
| Out: bufio.NewWriter(&buffer), | ||
| ChartPath: chartPath, | ||
| Keyring: client.Keyring, | ||
| SkipUpdate: true, | ||
| Getters: getter.All(settings), | ||
| RegistryClient: registryClient, | ||
| RepositoryConfig: settings.RepositoryConfig, | ||
| RepositoryCache: settings.RepositoryCache, | ||
| Debug: settings.Debug, | ||
| } | ||
| if client.Verify { | ||
| man.Verify = downloader.VerifyIfPossible | ||
| } | ||
| err = man.Build() | ||
| if err != nil { | ||
| return fmt.Errorf("failed to build helm dependencies: %w", err) | ||
| } | ||
| return nil | ||
| } |
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