function connect_server()        print("--> a client really wants to talk to a server")        if (tonumber(os.date("%M")) % 2 == 0) then                proxy.connection.backend_ndx = 2                print("Choosing backend 2")        else                proxy.connection.backend_ndx = 1                print("Choosing backend 1")        end        print("Using " .. proxy.global.backends[proxy.connection.backend_ndx].dst.name)end