configurable use of different backend implementations

1 files changed, 13 insertions, 4 deletions

diff --git a/main.go b/main.go
index 2a1a46b..0026fda 100644
--- a/main.go
+++ b/main.go
@@ -23,14 +23,23 @@ func main() {
 
 	confLoad()
 
-	// TODO: support more backends
-	instance = filesystem.New(config.System.Store, config.System.Verbose)
+	var doSuccess func()
+	switch config.System.Backend {
+	case "filesystem":
+		instance = filesystem.New(config.System.Store, config.System.Verbose)
+		doSuccess = func() {
+			log.Printf("store path %s revision %v compat %v",
+				config.System.Store, instance.(*filesystem.Store).Revision, instance.(*filesystem.Store).Compat)
+		}
+	default:
+		log.Fatalf("store backend %s does not exist", config.System.Backend)
+	}
+
 	if err := instance.Open(); err != nil {
 		log.Printf("error opening store: %s", err)
 		return
 	} else {
-		log.Printf("store path %s revision %v compat %v",
-			config.System.Store, instance.(*filesystem.Store).Revision, instance.(*filesystem.Store).Compat)
+		doSuccess()
 	}
 
 	if info, err := instance.User(instance.UserInitial()); err == nil {