cheapie

--libdetector Demo
--A product of Advanced Mesecons Devices, a Cheapie Systems company
--This is free and unencumbered software released into the public domain.
--See http://unlicense.org/ for more information

local libdetector = {
	pre_hook = function()
		if event.type == "program" then
			mem.__libdetector_registered = {}
		end

cheapie

--libexpander
--A product of Advanced Mesecons Devices, a Cheapie Systems company
--This is free and unencumbered software released into the public domain.
--See http://unlicense.org/ for more information

local libexpander = {
	pre_hook = function()
		if event.type == "program" then
			mem.__libexpander_registered = {}
		end

cheapie

--Light Controller 2
--A product of Advanced Mesecons Devices, a Cheapie Systems company
--This is free and unencumbered software released into the public domain.
--See http://unlicense.org/ for more information

local MODE_OFF = 0
local MODE_ON = 1
local MODE_DUSKDAWN = 2
local MODE_DAWNDUSK = 3
local MODE_GAMETIME = 4

cheapie

# hdparm -I /dev/sda

/dev/sda:

ATA device, with non-removable media
	Model Number:       ST14000NM0007-2G8101                    
	Serial Number:      ZCH06S08
	Firmware Revision:  SN01    
	Transport:          Serial, ATA8-AST, SATA 1.0a, SATA II Extensions, SATA Rev 2.5, SATA Rev 2.6, SATA Rev 3.0
Standards:

cheapie

# smartctl -x /dev/sdb
smartctl 7.2 2020-12-30 r5155 [x86_64-linux-5.14.0-1-amd64] (local build)
Copyright (C) 2002-20, Bruce Allen, Christian Franke, www.smartmontools.org

=== START OF INFORMATION SECTION ===
Device Model:     ST18000NM000J-2TV103
Firmware Version: SN02
User Capacity:    18,000,207,937,536 bytes [18.0 TB]
Sector Sizes:     512 bytes logical, 4096 bytes physical
Rotation Rate:    7200 rpm

cheapie

# smartctl -x /dev/sda
smartctl 7.2 2020-12-30 r5155 [x86_64-linux-5.14.0-1-amd64] (local build)
Copyright (C) 2002-20, Bruce Allen, Christian Franke, www.smartmontools.org

=== START OF INFORMATION SECTION ===
Device Model:     ST14000NM0007-2G8101
Serial Number:    ZCH06S08
LU WWN Device Id: 5 000c50 0a49564a2
Firmware Version: SN01
User Capacity:    14,000,519,643,136 bytes [14.0 TB]

cheapie

$ sudo ./openSeaChest_FormatUnit_dbg -d /dev/nvme0n1 --showSupportedFormats
==========================================================================================
 openSeaChest_Format - openSeaChest drive utilities - NVMe Enabled
 Copyright (c) 2014-2021 Seagate Technology LLC and/or its Affiliates, All Rights Reserved
 openSeaChest_Format Version: 2.3.1-2_2_4 X86_64
 Build Date: Sep 24 2021
 Today: Fri Sep 24 13:50:47 2021	User: root
==========================================================================================
Attempting to open handle "/dev/nvme0n1"
get_Device: Getting device for /dev/nvme0n1

cheapie

  start: 0x000000000, len 0x080000, cap 0x080000, wptr 0x000000 reset:0 non-seq:0, zcond: 0(nw) [type: 1(CONVENTIONAL)]
  start: 0x000080000, len 0x080000, cap 0x080000, wptr 0x000000 reset:0 non-seq:0, zcond: 0(nw) [type: 1(CONVENTIONAL)]
  start: 0x000100000, len 0x080000, cap 0x080000, wptr 0x000000 reset:0 non-seq:0, zcond: 0(nw) [type: 1(CONVENTIONAL)]
  start: 0x000180000, len 0x080000, cap 0x080000, wptr 0x000000 reset:0 non-seq:0, zcond: 0(nw) [type: 1(CONVENTIONAL)]
  start: 0x000200000, len 0x080000, cap 0x080000, wptr 0x000000 reset:0 non-seq:0, zcond: 0(nw) [type: 1(CONVENTIONAL)]
  start: 0x000280000, len 0x080000, cap 0x080000, wptr 0x000000 reset:0 non-seq:0, zcond: 0(nw) [type: 1(CONVENTIONAL)]
  start: 0x000300000, len 0x080000, cap 0x080000, wptr 0x000000 reset:0 non-seq:0, zcond: 0(nw) [type: 1(CONVENTIONAL)]
  start: 0x000380000, len 0x080000, cap 0x080000, wptr 0x000000 reset:0 non-seq:0, zcond: 0(nw) [type: 1(CONVENTIONAL)]
  start: 0x000400000, len 0x080000, cap 0x080000, wptr 0x000000 

cheapie

local f = io.open("/proc/sys/vm/drop_caches","w")
f:write("3")
f:close()

local f = io.open(arg[1],"rb")
local devsize = f:seek("end")

local function seek(pos)
	local byte = devsize*pos
	f:seek("set",math.floor(math.min(devsize,byte+math.random(0,1000000000))))

cheapie

local f = io.open(arg[1],"rb")
local devsize = f:seek("end")

local actmode = 1
local actregion1 = 0
local actregion2 = 0

while true do
	if actmode == 1 then
		f:seek("set",math.random(0,devsize/30))