class DiskSpace def self.uploads_used_bytes # used(uploads_path) # temporary (on our internal setup its just too slow to iterate) Upload.sum(:filesize).to_i end def self.uploads_free_bytes free(uploads_path) end def self.free(path) `df -Pk #{path} | awk 'NR==2 {print $4;}'`.to_i * 1024 end def self.used(path) `du -s #{path}`.to_i * 1024 end def self.uploads_path "#{Rails.root}/public/uploads/#{RailsMultisite::ConnectionManagement.current_db}" end private_class_method :uploads_path end