diff --git a/cleanup/fs.hpp b/cleanup/fs.hpp
new file mode 100644
index 0000000..c206721
--- /dev/null
+++ b/cleanup/fs.hpp
@@ -0,0 +1,26 @@
+#pragma once
+
+#include <string>
+
+namespace ipmi_flash
+{
+
+class FileSystemInterface
+{
+  public:
+    virtual ~FileSystemInterface() = default;
+
+    virtual void remove(const std::string& path) const = 0;
+};
+
+class FileSystem : public FileSystemInterface
+{
+  public:
+    FileSystem() = default;
+
+    void remove(const std::string& path) const override;
+};
+
+extern FileSystem fileSystemHelper;
+
+} // namespace ipmi_flash