1 files changed, 24 insertions, 0 deletions
diff --git a/lib/gitlab/hashed_path.rb b/lib/gitlab/hashed_path.rb
new file mode 100644
index 00000000000..2510c511e28
--- /dev/null
+++ b/lib/gitlab/hashed_path.rb
@@ -0,0 +1,24 @@
+# frozen_string_literal: true
+
+# Class that returns the disk path for a model using hashed storage
+
+module Gitlab
+  class HashedPath
+    def initialize(*paths, root_hash:)
+      @paths = paths
+      @root_hash = root_hash
+    end
+
+    def to_s
+      File.join(disk_hash[0..1], disk_hash[2..3], disk_hash, @paths.map(&:to_s))
+    end
+
+    alias_method :to_str, :to_s
+
+    private
+
+    def disk_hash
+      @disk_hash ||= Digest::SHA2.hexdigest(@root_hash.to_s)
+    end
+  end
+end