wieerwill/aegis-dos-protection
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update 0.0.2

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WieErWill
2021-10-24 12:51:25 +02:00
parent d80e285bb4
commit c2c321eb9b
30 changed files with 1689 additions and 1333 deletions
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134
source/Threads/DefenseThread.cpp
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@@ -1,28 +1,20 @@
#include <iostream>
#include <rte_cycles.h>
#include <rte_lcore.h>
#include <rte_mbuf.h>
#include "Definitions.hpp"
#include "Threads/DefenseThread.hpp"
#include "Threads/StatisticsThread.hpp"
// ===== PUBLIC ===== //
DefenseThread::DefenseThread(
MbufContainerReceiving* mbuf_container_from_inside,
MbufContainerReceiving* mbuf_container_from_outside,
MbufContainerTransmitting* mbuf_container_to_inside,
MbufContainerTransmitting* mbuf_container_to_outside)
: Thread()
, _mbuf_container_from_inside(mbuf_container_from_inside)
, _mbuf_container_from_outside(mbuf_container_from_outside)
, _mbuf_container_to_inside(mbuf_container_to_inside)
, _mbuf_container_to_outside(mbuf_container_to_outside)
, _do_treat(false) {
_treatment =
new Treatment(_mbuf_container_to_outside, _mbuf_container_to_inside, 0);
}
DefenseThread::DefenseThread(PacketContainer* pkt_container_to_inside,
PacketContainer* pkt_container_to_outside,
StatisticsThread* stat_thread)
: ForwardingThread(pkt_container_to_inside, pkt_container_to_outside),
_treatment(pkt_container_to_inside, pkt_container_to_outside),
_statistics_thread(stat_thread) {}
int DefenseThread::s_run(void* thread_vptr) {
DefenseThread* thread = static_cast<DefenseThread*>(thread_vptr);
@@ -33,94 +25,54 @@ int DefenseThread::s_run(void* thread_vptr) {
// ===== PRIVATE ===== //
void DefenseThread::run() {
/*
LOG_INFO << "\nRunning on lcore " << rte_lcore_id() << ". [Ctrl+C to quit]"
<< LOG_END;
*/
uint16_t nb_pkts_to_inside;
uint16_t nb_pkts_to_outside;
BOOST_LOG_TRIVIAL(info)
<< "\nRunning on lcore " << rte_lcore_id() << ". [Ctrl+C to quit]\n";
// stats for StatisticThread_testing
Stats* thread_statistics = new Stats();
thread_statistics->attacks = rte_lcore_id();
thread_statistics->bytes = rte_lcore_id();
thread_statistics->dropped = rte_lcore_id();
thread_statistics->packets = rte_lcore_id();
thread_statistics->work_time = rte_lcore_id();
// Run until the application is quit or killed.
while (likely(_quit == false)) {
_statistics_thread->enqueue_statistics(rte_lcore_id(),
thread_statistics);
// std::cout << _do_treat << std::endl;
// ===== ALICE --[DAVE]--> BOB ===== //
// continue if no packets are received
int mbufs_from_inside = _mbuf_container_from_inside->poll_mbufs();
/* if (mbufs_from_inside != 0) {
BOOST_LOG_TRIVIAL(info)
<< "Number of packets received from inside: "
<< mbufs_from_inside;
} */
bool keep = true;
for (int i = 0; i < mbufs_from_inside; ++i) {
rte_mbuf* mbuf = _mbuf_container_from_inside->get_mbuf_at_index(i);
_pkt_container_to_inside->poll_packets(nb_pkts_to_inside);
if (likely(nb_pkts_to_inside > 0)) {
if (PacketInfoCreator::is_ipv4_tcp(mbuf) == true &&
_do_treat == true) {
PacketInfoIpv4Tcp* pkt_info = new PacketInfoIpv4Tcp(mbuf);
keep = _treatment->treat_packets_to_outside(pkt_info);
if (keep == false) {
// delete PacketInfo
delete pkt_info;
}
} else {
// fwd
// std::cout << _do_treat;
_mbuf_container_to_outside->add_mbuf(mbuf);
}
/// TODO: implement pipeline
_treatment.treat_packets_to_inside();
_pkt_container_to_inside->send_packets();
_pkt_container_to_outside->send_packets();
}
_mbuf_container_to_inside->send_mbufs();
_mbuf_container_to_outside->send_mbufs();
// _mbuf_container_to_inside->send_mbufs();
// _mbuf_container_to_outside->send_mbufs();
// for mbuf in pktsFromOutside
// pktInfoCreator::determinePacketType without creating a pktinfo
// create packetInfo with obtained type
// if tcp: treat
// else: fwd
// destroy pktInfo
// Pakete von innen, auch die selbsterzeugten bevorzugen
// ===== ALICE <--[DAVE]-- BOB ===== //
// continue if no packets are received
_pkt_container_to_outside->poll_packets(nb_pkts_to_outside);
if (likely(nb_pkts_to_outside > 0)) {
int mbufs_from_outside = _mbuf_container_from_outside->poll_mbufs();
/* if (mbufs_from_outside != 0) {
BOOST_LOG_TRIVIAL(info)
<< "Number of packets received from outside: "
<< mbufs_from_outside;
} */
for (int i = 0; i < mbufs_from_outside; ++i) {
rte_mbuf* mbuf = _mbuf_container_from_outside->get_mbuf_at_index(i);
if (PacketInfoCreator::is_ipv4_tcp(mbuf) == true &&
_do_treat == true) {
PacketInfoIpv4Tcp* pkt_info = new PacketInfoIpv4Tcp(mbuf);
keep = _treatment->treat_packets_to_inside(
static_cast<PacketInfoIpv4Tcp*>(pkt_info));
if (keep == false) {
// delete PacketInfo
delete pkt_info;
}
} else {
// std::cout << _do_treat;
_mbuf_container_to_inside->add_mbuf(mbuf);
}
/// TODO: implement pipeline
_treatment.treat_packets_to_outside();
_pkt_container_to_inside->send_packets();
_pkt_container_to_outside->send_packets();
}
/* if (_mbuf_container_to_inside->get_number_of_mbufs() > 0) {
BOOST_LOG_TRIVIAL(info)
<< "Number of packets sent to inside: "
<< _mbuf_container_to_inside->get_number_of_mbufs();
}
if (_mbuf_container_to_outside->get_number_of_mbufs() > 0) {
BOOST_LOG_TRIVIAL(info)
<< "Number of packets sent to outside: "
<< _mbuf_container_to_outside->get_number_of_mbufs();
} */
_mbuf_container_to_inside->send_mbufs();
_mbuf_container_to_outside->send_mbufs();
if (likely(nb_pkts_to_inside != 0 || nb_pkts_to_outside != 0)) {
BOOST_LOG_TRIVIAL(info)
<< "pkts_to_inside = " << nb_pkts_to_inside
<< "\tpkts_to_outside = " << nb_pkts_to_outside << "\n";
}
}
_running = false;