Send more raw blob data with workhorse

app/controllers/projects/avatars_controller.rb

@@ -2,15 +2,14 @@ class Projects::AvatarsController < Projects::ApplicationController
   before_action :project
 
   def show
-    @blob = @project.repository.blob_at_branch('master', @project.avatar_in_git)
+    repository = @project.repository
+    @blob = repository.blob_at_branch('master', @project.avatar_in_git)
     if @blob
       headers['X-Content-Type-Options'] = 'nosniff'
-      send_data(
-        @blob.data,
-        type: @blob.mime_type,
-        disposition: 'inline',
-        filename: @blob.name
-      )
+      headers['Gitlab-Workhorse-Repo-Path'] = repository.path_to_repo
+      headers['Gitlab-Workhorse-Send-Blob'] = @blob.id
+      headers['Content-Disposition'] = 'inline'
+      render nothing: true, content_type: @blob.content_type
     else
       render_404
     end

app/controllers/projects/raw_controller.rb

@@ -18,7 +18,7 @@ class Projects::RawController < Projects::ApplicationController
         send_lfs_object
       else
         headers['Gitlab-Workhorse-Repo-Path'] = @repository.path_to_repo
-        headers['Gitlab-Workhorse-Send-Blob'] = Base64.urlsafe_encode64(@commit.id + ':' + @path)
+        headers['Gitlab-Workhorse-Send-Blob'] = @blob.id
         headers['Content-Disposition'] = 'inline'
         render nothing: true, content_type: get_blob_type
       end

lib/api/repositories.rb

@@ -57,7 +57,8 @@ module API
         not_found! "File" unless blob
 
         content_type 'text/plain'
-        present blob.data
+        header 'Gitlab-Workhorse-Repo-Path', repo.path_to_repo
+        header 'Gitlab-Workhorse-Send-Blob', blob.id
       end
 
       # Get a raw blob contents by blob sha
@@ -83,7 +84,8 @@ module API
         env['api.format'] = :txt
 
         content_type blob.mime_type
-        present blob.data
+        header 'Gitlab-Workhorse-Repo-Path', repo.path_to_repo
+        header 'Gitlab-Workhorse-Send-Blob', blob.id
       end
 
       # Get a an archive of the repository