Fix User-Agent header in requests made by Helm

Signed-off-by: Jakub Warczarek <jakub.warczarek@gmail.com>

pkg/cli/environment.go

@@ -32,6 +32,7 @@ import (
 	"k8s.io/cli-runtime/pkg/genericclioptions"
 	"k8s.io/client-go/rest"
 
+	"helm.sh/helm/v3/internal/version"
 	"helm.sh/helm/v3/pkg/helmpath"
 )
 
@@ -226,5 +227,9 @@ func (s *EnvSettings) SetNamespace(namespace string) {
 
 // RESTClientGetter gets the kubeconfig from EnvSettings
 func (s *EnvSettings) RESTClientGetter() genericclioptions.RESTClientGetter {
+	s.config.WrapConfigFn = func(c *rest.Config) *rest.Config {
+		c.UserAgent = version.GetUserAgent()
+		return c
+	}
 	return s.config
 }

pkg/downloader/chart_downloader.go

@@ -310,14 +310,13 @@ func (c *ChartDownloader) ResolveChartVersion(ref, version string) (*url.URL, er
 		repoURL.Path = strings.TrimSuffix(repoURL.Path, "/") + "/"
 		u = repoURL.ResolveReference(u)
 		u.RawQuery = q.Encode()
-		// TODO add user-agent
+
 		if _, err := getter.NewHTTPGetter(getter.WithURL(rc.URL)); err != nil {
 			return repoURL, err
 		}
 		return u, err
 	}
 
-	// TODO add user-agent
 	return u, nil
 }
 

pkg/repo/chartrepo.go

@@ -124,7 +124,6 @@ func (r *ChartRepository) DownloadIndexFile() (string, error) {
 	parsedURL.Path = path.Join(parsedURL.Path, "index.yaml")
 
 	indexURL := parsedURL.String()
-	// TODO add user-agent
 	resp, err := r.Client.Get(indexURL,
 		getter.WithURL(r.Config.URL),
 		getter.WithInsecureSkipVerifyTLS(r.Config.InsecureSkipTLSverify),