Added option to purge old data when doing an AD dump (for scripting)

modules/integrations/activedirectory/collect/cli.go

@@ -64,6 +64,8 @@ var (
 	gpopath              = Command.Flags().String("gpopath", "", "Override path to GPOs, useful for non Windows OS'es with mounted drive (/mnt/policies/ or similar), but will break ACL feature")
 	AuthmodeString       = Command.Flags().String("authmode", "ntlm", "Bind mode: unauth/anonymous, basic/simple, digest/md5, ntlm, ntlmpth (password is hash), negotiate/sspi")
 
+	purgeolddata = Command.Flags().Bool("purgeolddata", false, "Purge existing data from the datapath if connection to DC is successfull")
+
 	authmode AuthMode
 	tlsmode  TLSmode
 )
@@ -184,14 +186,6 @@ func Execute(cmd *cobra.Command, args []string) error {
 		datapath = idp.Value.String()
 	}
 
-	// Should be moved to main prerun, but I can't figure it out right now
-	if _, err := os.Open(datapath); os.IsNotExist(err) {
-		err = os.MkdirAll(datapath, 0755)
-		if err != nil {
-			return err
-		}
-	}
-
 	cp, _ := util.ParseBool(*collectgpos)
 	var gpostocollect []*activedirectory.RawObject
 	var netbiosname string
@@ -320,6 +314,25 @@ func Execute(cmd *cobra.Command, args []string) error {
 			}
 		}
 
+		// Auto adjust this to local domain, most users don't understand that each domain needs it's own path
+		if datapath == "data" {
+			datapath = filepath.Join("data", domainContext)
+		}
+
+		// Clean up old data if requested
+		if _, err := os.Stat(datapath); err == nil && *purgeolddata {
+			ui.Info().Msgf("Removing old data from %v", datapath)
+			os.RemoveAll(datapath)
+		}
+
+		// Ensure output folder exists
+		if _, err := os.Open(datapath); os.IsNotExist(err) {
+			err = os.MkdirAll(datapath, 0755)
+			if err != nil {
+				return err
+			}
+		}
+
 		ui.Info().Msg("Saving RootDSE ...")
 		_, err = ad.Dump(DumpOptions{
 			SearchBase:  "",