------ DDoS protection
------ By Mock
------ Require Lua socket
local conf = {
check_website1 = 'http://www.google.com/', ---- First website
check_website2 = 'http://pt.wikipedia.org/', ---- Second website
ifoff = { --- If this 2 websites was offline
kickall = true, --- Kick all players?
save = true, --- Save server?
closeserver = true, --- Exit server?
}
}
--[[
This script every X seconds will check if google is online,
if google is off it will check wikipedia, if wikipedia is
off too is because your net is verry overloaded (DDoS attack)
or your connection is down. If all this is off this script
will kick all players, save server and close server.
]]
function onThink(interval, lastExecution)
assert(socket,'Please install socket!')
assert(socket.http,'Please install socket.http')
local re,info,kind = pcall(socket.http.request,conf.check_website1)
if not info or re == false then
print('::Google is off?\a')
if conf.check_website2 and conf.check_website2 ~= '' and conf.check_website2:len() > 6 then
local re,info,kind = pcall(socket.http.request,conf.check_website2)
if not info or re == false then
print('::We are under attack or you connection is offline!\a\a')
if conf.ifoff.kickall == true then
for i,b in pairs(getOnlinePlayers()) do
doRemoveCreature(b)
end
end
if conf.ifoff.save == true then
saveServer()
end
if conf.ifoff.closeserver == true then
os.sleep(2)
os.exit()
end
end
end
end
return TRUE
end
