boot_device = IO.popen(["df", "/boot"]).readlines.last.split.first
boot_uuid = IO.popen(["blkid", "-o", "value", "-s", "UUID", boot_device]).readlines.first.chomp
boot_device = IO.popen(["df", "/boot"]).readlines.last.split.first
boot_uuid = IO.popen(["blkid", "-o", "value", "-s", "UUID", boot_device]).readlines.first.chomp