FREAX/boot/freax/initrd.img

kernel.isBooting = true
settings.load("/boot/freax/boot.conf")
if not fs.exists(settings.get("logo")) then
 print("logo is not a valid image")
 sleep(3)
 os.reboot()
end
if not fs.exists(settings.get("logo_small")) then
 print("logo_small is not a valid image")
 sleep(3)
 os.reboot()
end
local logo = paintutils.loadImage(settings.get("logo"))
local slogo = paintutils.loadImage(settings.get("logo_small"))
local enableBootScreen = settings.get("enableBootScreen")
local doSystemSetup = settings.get("doSystemSetup")
if enableBootScreen == "false" then
 enableBootScreen = false
elseif enableBootScreen == "true" then
 enableBootScreen = true
else
 print("enableBootScreen is a boolean.")
 sleep(3)
 kernel.reboot(true)
end
if doSystemSetup == "false" then
 doSystemSetup = false
elseif doSystemSetup == "true" then
 doSystemSetup = true
else
 print("doSystemSetup is a boolean.")
 sleep(3)
 kernel.reboot(true)
end
kernel.printLog = not enableBootScreen
kernel.writeBootLog("Initializing " .. kernel.getName())
kerneldraw.bootScreen(enableBootScreen,0,logo,slogo,"Initializing " .. kernel.getName())
kerneldraw.bootDelay(1)
kerneldraw.bootScreen(enableBootScreen,0,logo,slogo,"Loading system libraries")
kernel.loadSysLibs()
local oldReadOnly = _G["fs"]["isReadOnly"]
local oldMove = _G["fs"]["move"]
local oldDelete = _G["fs"]["delete"]
local oldHttpGet = _G["http"]["get"]
local oldError = _G["error"]
kerneldraw.bootDelay(1)
kerneldraw.bootScreen(enableBootScreen,10,logo,slogo,"Initializing logs")
kerneldraw.bootDelay(0.5)
kernel.writeBootLog("Initialized system boot log")
kernel.writeSyslog("Initialized primary system log")
kernel.writeMessage("Initialized secondary system log")
kerneldraw.bootScreen(enableBootScreen,13,logo,slogo,"Initializing logs")
kernel.writeSecurity("Initialized security/access log")
kernel.writeShutdown("Initialized shutdown log")
kernel.writeAuth("Initialized authorization log")
kerneldraw.bootDelay(0.25)
kerneldraw.bootScreen(enableBootScreen,15,logo,slogo,"Initializing HTTP")
if http then
 kernel.writeBootLog("HTTP detection succeeded")
else
 kernel.writeBootLog("HTTP detection failed")
end
kerneldraw.bootDelay(2.1)
kerneldraw.bootScreen(enableBootScreen,27,logo,slogo,"Executing autorun")
shell.run("/etc/autorun")
kerneldraw.bootScreen(enableBootScreen,36,logo,slogo,"Loading user libraries")
kernel.loadUsrLibs()
kerneldraw.bootDelay(0.25)
kerneldraw.bootScreen(enableBootScreen,44,logo,slogo,"Initializing security")
kernel.writeBootLog("Initializing security")
_G["fs"]["isReadOnly"] = function(path)
 local find1 = shell.resolve(path)
 if string.find(find1, "boot") or string.find(find1, "etc") or string.find(find1, "bin") or string.find(find1, "sbin") then
  kernel.writeSecurity("Attempt to access system files!")
  if security.getSU() or _IDENTIFIER then
   kernel.writeSecurity("Superuser access verified.")
   return false
  else
   kernel.writeSecurity("Attempt blocked.")
   return true
  end
 elseif find1 == "initrd" or find1 == "/boot/kernel" then
  kernel.writeSecurity("Attempt to access bootloader!")
  kernel.writeSecurity("Attempt blocked.")
  return true
 end 
 return oldReadOnly(path)
end
_G["fs"]["move"] = function(path1, path2)
 local find2 = shell.resolve(path1)
 if string.find(find2, "boot") or string.find(find2, "etc") or string.find(find2, "bin") or string.find(find2, "sbin") then
  kernel.writeSecurity("Attempt to access system files!")
  if security.getSU() or _IDENTIFIER then
   kernel.writeSecurity("Superuser access verified.")
  else
   kernel.writeSecurity("Attempt blocked.")
   exception.throw("RestrictedOpsException")
   return nil
  end
 elseif find2 == "initrd" or find2 == "/boot/kernel" then
  kernel.writeSecurity("Attempt to access bootloader!")
  kernel.writeSecurity("Attempt blocked.")
  exception.throw("RestrictedOpsException")
  return nil
 end 
 return oldMove(path1, path2)
end
_G["fs"]["delete"] = function(path)
 local find3 = shell.resolve(path)
 if string.find(find3, "boot") or string.find(find3, "etc") or string.find(find3, "bin") or string.find(find3, "sbin") then
  kernel.writeSecurity("Attempt to access system files!")
  if security.getSU() or _IDENTIFIER then
   kernel.writeSecurity("Superuser access verified.")
  else
   kernel.writeSecurity("Attempt blocked.")
   exception.throw("RestrictedOpsException")
   return nil
  end
 elseif find3 == "initrd" or find3 == "/boot/kernel" then
  kernel.writeSecurity("Attempt to access bootloader!")
  kernel.writeSecurity("Attempt blocked.")
  exception.throw("RestrictedOpsException")
  return nil
 end 
 return oldDelete(path)
end
_G["http"]["get"] = function(url, headers)
 kernel.writeSecurity("Downloaded contents of "..url)
 return oldHttpGet(url, headers)
end
_G["error"] = function(text, lvl)
 local x = lvl or 2
 local logger = fs.open("/etc/errorLog", "a")
 logger.writeLine(tostring(os.day()).."d:"..textutils.formatTime(os.time(), true).." | "..text)
 logger.close()
 oldError(text, x or 1)
end
rawset(fs, "_native", {})
rawset(fs, "_native.check", oldReadOnly)
rawset(fs, "_native.move", oldMove)
rawset(fs, "_native.delete", oldDelete)
rawset(http, "_synchronise", oldHttpGet)
rawset(os, "_exception", oldError)
kerneldraw.bootDelay(3.6)
kernel.writeBootLog("Boot sequence stage 2 complete")
kerneldraw.bootScreen(enableBootScreen,86,logo,slogo,"Finishing")
kerneldraw.bootDelay(3)
if doSystemSetup then
 if enableBootScreen then
  kerneldraw.clearScreen(colors.black)
 end
 local isLogsEnabled = kernel.printLog
 kernel.printLog = true
 if kernel.setupSystem() then
  settings.set("doSystemSetup","false")
  settings.save("/boot/freax/boot.conf")
 else
  kernel.printLog = isLogsEnabled
  kernel.poweroff(true)
 end
 kernel.printLog = isLogsEnabled
end
kerneldraw.bootScreen(enableBootScreen,100,logo,slogo,"Starting login")
kerneldraw.bootDelay(0.5)
kernel.printLog = true
if enableBootScreen then
 kerneldraw.clearScreen(colors.black)
end
shell.run("/sbin/login")