function on_msg_receive (msg)
if started == 0 then
return
end
if msg.out then
return
end
--Damit der "Gelesen Haken" erscheint
if msg.text then
mark_read (msg.from.print_name, ok_cb, false)
end

if msg.from.print_name ~= 'Vorname Nachname' then
return
end
if (string.lower(msg.text) == 'uptime') then
local handle = io.popen("sudo python /home/pi/tg/tg_actions.py uptime")
local res = handle:read("*a")
handle:close()
return
elseif (string.lower(msg.text) == 'shutdown') then
local handle = io.popen("sudo python /home/pi/tg/tg_actions.py shutdown")
local res = handle:read("*a")
handle:close()
return
elseif (string.lower(msg.text) == 'reboot') then
local handle = io.popen("sudo python /home/pi/tg/tg_actions.py reboot")
local res = handle:read("*a")
handle:close()
return
else
end

end