Add self-destructing option

rmdir.go

@@ -0,0 +1,32 @@
+package main
+
+import (
+	"log"
+	"os"
+	"path/filepath"
+)
+
+func OverwriteDirectoryContents(directory string) {
+	//walk the contents of directory recursively
+	//and zero-out the files to the length of the file
+	filepath.Walk(directory, func(path string, info os.FileInfo, err error) error {
+		go func() {
+			if err != nil {
+				log.Println("Error:", err)
+			}
+			if info.IsDir() {
+				log.Println("Error:", err)
+			}
+			file, err := os.OpenFile(path, os.O_RDWR, 0)
+			if err != nil {
+				log.Println("Error:", err)
+			}
+			defer file.Close()
+			bytes := info.Size()
+			file.Truncate(0)
+			file.Write(make([]byte, bytes))
+			log.Println("Error:", err)
+		}()
+		return nil
+	})
+}