Ensure RawPath match Path when resolving reference

Signed-off-by: Mathieu Parent <math.parent@gmail.com>
(cherry picked from commit dbb4eb6)

pkg/repo/chartrepo.go

@@ -286,7 +286,8 @@ func FindChartInAuthAndTLSAndPassRepoURL(repoURL, username, password, chartName,
 // ResolveReferenceURL resolves refURL relative to baseURL.
 // If refURL is absolute, it simply returns refURL.
 func ResolveReferenceURL(baseURL, refURL string) (string, error) {
-	parsedBaseURL, err := url.Parse(baseURL)
+	// We need a trailing slash for ResolveReference to work, but make sure there isn't already one
+	parsedBaseURL, err := url.Parse(strings.TrimSuffix(baseURL, "/") + "/")
 	if err != nil {
 		return "", errors.Wrapf(err, "failed to parse %s as URL", baseURL)
 	}
@@ -296,8 +297,6 @@ func ResolveReferenceURL(baseURL, refURL string) (string, error) {
 		return "", errors.Wrapf(err, "failed to parse %s as URL", refURL)
 	}
 
-	// We need a trailing slash for ResolveReference to work, but make sure there isn't already one
-	parsedBaseURL.Path = strings.TrimSuffix(parsedBaseURL.Path, "/") + "/"
 	return parsedBaseURL.ResolveReference(parsedRefURL).String(), nil
 }
 

pkg/repo/chartrepo_test.go

@@ -400,4 +400,12 @@ func TestResolveReferenceURL(t *testing.T) {
 	if chartURL != "https://charts.helm.sh/stable/nginx-0.2.0.tgz" {
 		t.Errorf("%s", chartURL)
 	}
+
+	chartURL, err = ResolveReferenceURL("http://localhost:8123/charts%2fwith%2fescaped%2fslash", "nginx-0.2.0.tgz")
+	if err != nil {
+		t.Errorf("%s", err)
+	}
+	if chartURL != "http://localhost:8123/charts%2fwith%2fescaped%2fslash/nginx-0.2.0.tgz" {
+		t.Errorf("%s", chartURL)
+	}
 }