59 lines
1.2 KiB
Lua
59 lines
1.2 KiB
Lua
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do
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_G.userlib = {}
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local ut = {}
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function userlib.users()
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local t = {}
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for k,v in pairs(ut) do
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t[#t+1] = k
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end
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return t
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end
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function userlib.verify(username,pass)
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if ut[username] then
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if sha.sha256(pass..ut[username][2]) == ut[username][1] then
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return true
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end
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end
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return false
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end
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function userlib.gensalt(len)
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local S = ""
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for i = 1, len do
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S=S..string.char(math.random(32,126))
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end
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return S
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end
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function userlib.setuser(username,hpass,salt,...)
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ut[username] = {hpass, salt,...}
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end
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function userlib.deluser(username)
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ut[username] = nil
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end
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function userlib.readpwd(path)
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local f=io.open(path,"rb")
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if not f then return false end
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local C=f:read("*a")
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for line in C:gmatch("[^\n]+") do
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local username,hpass,salt = line:match("(.+)\t(.+)\t(.+)")
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log(username,hpass,salt)
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if username and hpass and salt then
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ut[username] = {hpass,salt}
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end
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end
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end
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function userlib.writepwd()
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local S=""
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for k,v in pairs(ut) do
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S=S..k.."\t"..v[1].."\t"..v[2].."\n"
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end
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return S
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end
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function userlib.write(path)
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local f=io.open(path,"wb")
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if not f then return false end
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f:write(userlib.writepwd())
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f:close()
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end
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spawn("load users",function() userlib.readpwd("/boot/sys/users.dat") end)
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end
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