mirror of
https://github.com/IgorTimofeev/MineOS.git
synced 2025-12-20 02:59:20 +01:00
122 lines
2.8 KiB
Lua
122 lines
2.8 KiB
Lua
local component = require("component")
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local computer = require("computer")
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local os = require("os")
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local gpu = component.gpu
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-- Checking if computer is tough enough for such a S T Y L I S H product as MineOS
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do
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local potatoes = {}
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-- GPU/screen
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if gpu.getDepth() < 8 or gpu.maxResolution() < 160 then
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table.insert(potatoes, "Tier 3 graphics card and screen");
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end
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-- RAM
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if computer.totalMemory() < 2 * 1024 * 1024 then
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table.insert(potatoes, "At least 2x tier 3.5 RAM modules");
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end
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-- HDD
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do
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local filesystemFound = false
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for address in component.list("filesystem") do
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if component.invoke(address, "spaceTotal") >= 2 * 1024 * 1024 then
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filesystemFound = true
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break
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end
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end
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if not filesystemFound then
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table.insert(potatoes, "At least tier 2 hard disk drive");
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end
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end
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-- Internet
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if not component.isAvailable("internet") then
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table.insert(potatoes, "Internet card");
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end
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-- EEPROM
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if not component.isAvailable("eeprom") then
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table.insert(potatoes, "EEPROM");
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end
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-- SORRY BRO NOT TODAY
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if #potatoes > 0 then
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print("Your computer does not meet the minimum system requirements:")
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for i = 1, #potatoes do
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print(" ⨯ " .. potatoes[i])
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end
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return
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end
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end
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-- Checking if installer can be downloaded from GitHub, because of PKIX errors, server blacklists, etc
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do
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local success, result = pcall(component.internet.request, "https://raw.githubusercontent.com/IgorTimofeev/MineOS/master/Installer/Main.lua")
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if not success then
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if result then
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if result:match("PKIX") then
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print("Download server SSL sertificate was rejected by Java. Update your Java version or install sertificate for github.com manually")
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else
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print("Download server is unavailable: " .. tostring(result))
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end
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else
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print("Download server is unavailable for unknown reasons")
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end
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return
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end
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local deadline = computer.uptime() + 5
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local message
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while computer.uptime() < deadline do
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success, message = result.finishConnect()
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if success then
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break
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else
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if message then
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break
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else
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os.sleep(0.1)
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end
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end
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end
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result.close()
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if not success then
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print("Download server is unavailable. Check if github.com is not blocked by your internet provider or OpenComputers configuration file")
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return
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end
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end
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-- Flashing EEPROM with tiny script that will run installer itself after reboot.
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-- It's necessary, because we need clean computer without OpenOS hooks to computer.pullSignal()
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component.eeprom.set([[
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local connection, data, chunk = component.proxy(component.list("internet")()).request("https://raw.githubusercontent.com/IgorTimofeev/MineOS/master/Installer/Main.lua"), ""
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while true do
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chunk = connection.read(math.huge)
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if chunk then
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data = data .. chunk
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else
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break
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end
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end
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connection.close()
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load(data)()
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]])
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computer.shutdown(true) |