agent-enviroments/builder/libs/seastar/demos/l3_demo.cc
2024-09-10 17:06:08 +03:00

50 lines
1.6 KiB
C++

/*
* This file is open source software, licensed to you under the terms
* of the Apache License, Version 2.0 (the "License"). See the NOTICE file
* distributed with this work for additional information regarding copyright
* ownership. You may not use this file except in compliance with the License.
*
* You may obtain a copy of the License at
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing,
* software distributed under the License is distributed on an
* "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
* KIND, either express or implied. See the License for the
* specific language governing permissions and limitations
* under the License.
*/
/*
* Copyright (C) 2014 Cloudius Systems, Ltd.
*/
#include <seastar/net/net.hh>
#include <seastar/core/reactor.hh>
#include <seastar/net/virtio.hh>
#include <seastar/net/native-stack.hh>
#include <iostream>
using namespace seastar;
using namespace net;
void dump_arp_packets(l3_protocol& proto) {
// FIXME: ignored future
(void)proto.receive([] (packet p, ethernet_address from) {
std::cout << "seen arp packet\n";
return make_ready_future<>();
}, [] (forward_hash& out_hash_data, packet& p, size_t off) {return false;});
}
int main(int ac, char** av) {
native_stack_options opts;
auto vnet = create_virtio_net_device(opts.virtio_opts, opts.lro);
interface netif(std::move(vnet));
l3_protocol arp(&netif, eth_protocol_num::arp, []{ return std::optional<l3_protocol::l3packet>(); });
dump_arp_packets(arp);
engine().run();
return 0;
}