MineClone5/mods/PLAYER/mcl_anticheat/ratelimit.lua

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-- by LoneWolfHT
-- https://github.com/minetest/minetest/issues/12220#issuecomment-1108789409
local ratelimit = {}
local after = minetest.after
local LIMIT = 2
local function remove_entry(ip)
ratelimit[ip] = nil
end
minetest.register_on_mods_loaded(function()
table.insert(core.registered_on_prejoinplayers, 1, function(player, ip)
if ratelimit[ip] then
return "You are joining too fast, please try again"
else
ratelimit[ip] = true
after(LIMIT, remove_entry, ip)
end
end)
end)