fix insecure-skip-tls-verify flag does't work on helm install, Keep

FindChartInRepoURL and FindChartInAuthRepoURL functions signatures
intact.

Signed-off-by: yxxhero <aiopsclub@163.com>

pkg/action/install.go

@@ -654,8 +654,8 @@ func (c *ChartPathOptions) LocateChart(name string, settings *cli.EnvSettings) (
 		dl.Verify = downloader.VerifyAlways
 	}
 	if c.RepoURL != "" {
-		chartURL, err := repo.FindChartInAuthRepoURL(c.RepoURL, c.Username, c.Password, name, version,
+		chartURL, err := repo.FindChartInAuthAndTLSRepoURL(c.RepoURL, c.Username, c.Password, name, version,
-			c.CertFile, c.KeyFile, c.CaFile, getter.All(settings))
+			c.CertFile, c.KeyFile, c.CaFile, c.InsecureSkipTLSverify, getter.All(settings))
 		if err != nil {
 			return "", err
 		}

pkg/action/pull.go

@@ -89,7 +89,7 @@ func (p *Pull) Run(chartRef string) (string, error) {
 	}
 
 	if p.RepoURL != "" {
-		chartURL, err := repo.FindChartInAuthRepoURL(p.RepoURL, p.Username, p.Password, chartRef, p.Version, p.CertFile, p.KeyFile, p.CaFile, getter.All(p.Settings))
+		chartURL, err := repo.FindChartInAuthAndTLSRepoURL(p.RepoURL, p.Username, p.Password, chartRef, p.Version, p.CertFile, p.KeyFile, p.CaFile, p.InsecureSkipTLSverify, getter.All(p.Settings))
 		if err != nil {
 			return out.String(), err
 		}

pkg/repo/chartrepo.go

@@ -205,6 +205,13 @@ func FindChartInRepoURL(repoURL, chartName, chartVersion, certFile, keyFile, caF
 // without adding repo to repositories, like FindChartInRepoURL,
 // but it also receives credentials for the chart repository.
 func FindChartInAuthRepoURL(repoURL, username, password, chartName, chartVersion, certFile, keyFile, caFile string, getters getter.Providers) (string, error) {
+	return FindChartInAuthAndTLSRepoURL(repoURL, username, password, chartName, chartVersion, certFile, keyFile, caFile, false, getters)
+}
+
+// FindChartInAuthRepoURL finds chart in chart repository pointed by repoURL
+// without adding repo to repositories, like FindChartInRepoURL,
+// but it also receives credentials and TLS verify flag for the chart repository.
+func FindChartInAuthAndTLSRepoURL(repoURL, username, password, chartName, chartVersion, certFile, keyFile, caFile string, insecureSkipTLSverify bool, getters getter.Providers) (string, error) {
 
 	// Download and write the index file to a temporary location
 	buf := make([]byte, 20)
@@ -219,6 +226,7 @@ func FindChartInAuthRepoURL(repoURL, username, password, chartName, chartVersion
 		KeyFile:               keyFile,
 		CAFile:                caFile,
 		Name:                  name,
+		InsecureSkipTLSverify: insecureSkipTLSverify,
 	}
 	r, err := NewChartRepository(&c, getters)
 	if err != nil {