clean up the code for fetching registries

dm/dm.go

@@ -44,7 +44,7 @@ var (
 	deployment_name   = flag.String("name", "", "Name of deployment, used for deploy and update commands (defaults to template name)")
 	stdin             = flag.Bool("stdin", false, "Reads a configuration from the standard input")
 	properties        = flag.String("properties", "", "Properties to use when deploying a template (e.g., --properties k1=v1,k2=v2)")
-	template_registry = flag.String("registry", "kubernetes/application-dm-templates", "Github based template registry (owner/repo[/path])")
+	template_registry = flag.String("registry", "github.com/kubernetes/application-dm-templates", "Registry (github.com/owner/repo)")
 	service           = flag.String("service", "http://localhost:8001/api/v1/proxy/namespaces/dm/services/manager-service:manager", "URL for deployment manager")
 	binary            = flag.String("binary", "../expandybird/expansion/expansion.py", "Path to template expansion binary")
 	timeout           = flag.Int("timeout", 10, "Time in seconds to wait for response")
@@ -82,12 +82,7 @@ var usage = func() {
 }
 
 func getGitRegistry() (registry.Registry, error) {
-	rs := registry.NewDefaultRegistryProvider()
-	s := strings.Split(*template_registry, "/")
-	if len(s) < 2 {
-		panic(fmt.Errorf("invalid template registry: %s", *template_registry))
-	}
-	return rs.GetRegistry("github.com/" + s[0] + "/" + s[1])
+	return registry.NewDefaultRegistryProvider().GetRegistry(*template_registry)
 }
 
 func main() {

registry/inmem_repository_service.go

@@ -66,20 +66,11 @@ func (rs *inmemRepositoryService) Get(name string) (*common.Registry, error) {
 func (rs *inmemRepositoryService) Delete(name string) error {
 	return nil
 }
-func (rs *inmemRepositoryService) GetByURL(URL string) (*common.Registry, error) {
-	if !strings.HasPrefix(URL, "github.com/") {
-		return nil, fmt.Errorf("Failed to parse short github url: %s", URL)
-	}
-	s := strings.Split(URL, "/")
-	if len(s) < 3 {
-		panic(fmt.Errorf("invalid template registry: %s", URL))
-	}
 
-	toFind := "github.com/" + s[1] + "/" + s[2]
-	fmt.Printf("toFind: %s", toFind)
+// GetByURL returns a registry that handles the types for a given URL.
+func (rs *inmemRepositoryService) GetByURL(URL string) (*common.Registry, error) {
 	for _, r := range rs.repositories {
-		fmt.Printf("Checking: %s", r.URL)
-		if r.URL == toFind {
+		if strings.HasPrefix(r.URL, URL) {
 			return r, nil
 		}
 	}