Add support for Zypper

internal/index/common.go

@@ -0,0 +1,20 @@
+package index
+
+import "strings"
+
+type repomd struct {
+	Locations []location `xml:"data>location"`
+}
+
+type location struct {
+	Href string `xml:"href,attr"`
+}
+
+func (r repomd) getFilelists() string {
+	for _, loc := range r.Locations {
+		if strings.Contains(loc.Href, "filelists.xml") {
+			return loc.Href
+		}
+	}
+	return ""
+}