single db with prefixes, dump/restore, blacklisting on user deletion

pkg/log/log.go

@@ -7,7 +7,12 @@ import (
 	"os"
 )
 
-var log *stdlog.Logger
+const debug = "debug: "
+
+var (
+	log          *stdlog.Logger
+	DebugEnabled = false
+)
 
 func NewLogger(file string) {
 	if file == "" {
@@ -33,3 +38,15 @@ func Printf(fmt string, v ...interface{}) {
 func Fatal(v ...interface{}) {
 	log.Fatal(v...)
 }
+
+func Debug(v ...interface{}) {
+	if DebugEnabled {
+		log.Println(append([]interface{}{debug}, v...))
+	}
+}
+
+func Debugf(fmt string, v ...interface{}) {
+	if DebugEnabled {
+		log.Printf(debug+fmt, v...)
+	}
+}