adding getsourcefunction sha256 check

pkg/packet.lua.d/config.go

@@ -1,24 +1,39 @@
 package packet
 
 type Config struct {
-	BinDir string
+	BinDir *string
 }
 
 const defaultBinDir = "/usr/bin"
 
 func checkConfig(cfg *Config) *Config {
-
 	if cfg == nil {
+		bin := defaultBinDir
 		return &Config{
-			BinDir: defaultBinDir,
+			BinDir: &bin,
 		}
 	}
-	if cfg.BinDir == "" {
+	if *cfg.BinDir == "" || cfg.BinDir == nil {
+		bin := defaultBinDir
 		return &Config{
-			BinDir: defaultBinDir,
+			BinDir: &bin,
 		}
 	} else {
 		return cfg
 	}
 
 }
+func checkConfigSrc(cfg *GetSourceConfig) *GetSourceConfig {
+	if cfg == nil {
+		return nil
+	}
+
+	switch {
+	case *cfg.PacketDir == "" || cfg.PacketDir == nil:
+		s := randStringBytes(12)
+		cfg.PacketDir = &s
+	}
+
+	return cfg
+
+}