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-- password model methods
module (..., package.seeall)
require ("fs")
require ("format")
read_password = function()
pw = {}
pw.user = cfe({ label="User Name" })
pw.password = cfe({ label="Password" })
pw.password_confirm = cfe({ label="Password (confirm)" })
return cfe({ type="group", value=pw, label="System Password" })
end
--setup so that it will compare password input
update_password = function (pw)
local success = true
if pw.value.password.value == "" or pw.value.password.value ~= pw.value.password_confirm.value then
pw.value.password.errtxt = "Invalid or non matching password"
success = false
end
local filecontent = "\n"..(fs.read_file("/etc/shadow") or "")
if pw.value.user.value == "" or not string.find(filecontent, "\n"..pw.value.user.value..":") then
pw.value.user.errtxt = "Unknown user"
success = false
end
if success then
local f = io.popen("/usr/bin/cryptpw " .. format.escapespecialcharacters(pw.value.password.value))
local newpass = f:read("*l")
f:close()
local new = string.gsub(filecontent, "(\n"..pw.value.user.value..":)[^:]*", "%1"..newpass)
fs.write_file("/etc/shadow", string.sub(new, 2))
else
pw.errtxt = "Failed to set password"
end
return pw
end
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