mirror of
https://github.com/kepler155c/opus
synced 2024-11-17 06:04:50 +00:00
60 lines
1.2 KiB
Lua
60 lines
1.2 KiB
Lua
require = requireInjector(getfenv(1))
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local Socket = require('socket')
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local SHA1 = require('sha1')
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local Terminal = require('terminal')
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local Crypto = require('crypto')
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local remoteId
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local args = { ... }
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local exchange = {
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base = 11,
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primeMod = 625210769
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}
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if #args == 1 then
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remoteId = tonumber(args[1])
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else
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print('Enter host ID')
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remoteId = tonumber(read())
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end
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if not remoteId then
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error('Syntax: trust <host ID>')
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end
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local password = Terminal.readPassword('Enter password: ')
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if not password then
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error('Invalid password')
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end
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print('connecting...')
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local socket = Socket.connect(remoteId, 19)
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if not socket then
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error('Unable to connect to ' .. remoteId .. ' on port 19')
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end
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local function modexp(base, exponent, modulo)
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local remainder = base
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for i = 1, exponent-1 do
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remainder = remainder * remainder
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if remainder >= modulo then
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remainder = remainder % modulo
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end
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end
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return remainder
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end
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local secretKey = os.getSecretKey()
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local publicKey = modexp(exchange.base, secretKey, exchange.primeMod)
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local password = SHA1.sha1(password)
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socket:write(Crypto.encrypt({ pk = publicKey, dh = os.getComputerID() }, password))
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print(socket:read(2) or 'No response')
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socket:close()
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