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-rw-r--r--src/cryptonote_protocol/levin_notify.cpp54
-rw-r--r--src/cryptonote_protocol/levin_notify.h3
-rw-r--r--src/p2p/net_node.h6
-rw-r--r--src/p2p/net_node.inl6
-rw-r--r--tests/unit_tests/levin.cpp113
5 files changed, 130 insertions, 52 deletions
diff --git a/src/cryptonote_protocol/levin_notify.cpp b/src/cryptonote_protocol/levin_notify.cpp
index 0b065c3c3..53de407b6 100644
--- a/src/cryptonote_protocol/levin_notify.cpp
+++ b/src/cryptonote_protocol/levin_notify.cpp
@@ -287,6 +287,12 @@ namespace levin
boost::asio::steady_timer next_epoch;
boost::asio::steady_timer flush_txs;
boost::asio::io_service::strand strand;
+ struct context_t {
+ std::vector<cryptonote::blobdata> fluff_txs;
+ std::chrono::steady_clock::time_point flush_time;
+ bool m_is_income;
+ };
+ boost::unordered_map<boost::uuids::uuid, context_t> contexts;
net::dandelionpp::connection_map map;//!< Tracks outgoing uuid's for noise channels or Dandelion++ stems
std::deque<noise_channel> channels; //!< Never touch after init; only update elements on `noise_channel.strand`
std::atomic<std::size_t> connection_count; //!< Only update in strand, can be read at any time
@@ -363,14 +369,16 @@ namespace levin
const auto now = std::chrono::steady_clock::now();
auto next_flush = std::chrono::steady_clock::time_point::max();
std::vector<std::pair<std::vector<blobdata>, boost::uuids::uuid>> connections{};
- zone_->p2p->foreach_connection([timer_error, now, &next_flush, &connections] (detail::p2p_context& context)
+ for (auto &e: zone_->contexts)
{
+ auto &id = e.first;
+ auto &context = e.second;
if (!context.fluff_txs.empty())
{
if (context.flush_time <= now || timer_error) // flush on canceled timer
{
context.flush_time = std::chrono::steady_clock::time_point::max();
- connections.emplace_back(std::move(context.fluff_txs), context.m_connection_id);
+ connections.emplace_back(std::move(context.fluff_txs), id);
context.fluff_txs.clear();
}
else // not flushing yet
@@ -378,8 +386,7 @@ namespace levin
}
else // nothing to flush
context.flush_time = std::chrono::steady_clock::time_point::max();
- return true;
- });
+ }
/* Always send with `fluff` flag, even over i2p/tor. The hidden service
will disable the forwarding delay and immediately fluff. The i2p/tor
@@ -427,22 +434,21 @@ namespace levin
MDEBUG("Queueing " << txs.size() << " transaction(s) for Dandelion++ fluffing");
-
- zone->p2p->foreach_connection([txs, now, &zone, &source, &in_duration, &out_duration, &next_flush] (detail::p2p_context& context)
+ for (auto &e: zone->contexts)
{
+ auto &id = e.first;
+ auto &context = e.second;
// When i2p/tor, only fluff to outbound connections
- if (context.handshake_complete() && source != context.m_connection_id && (zone->nzone == epee::net_utils::zone::public_ || !context.m_is_income))
+ if (source != id && (zone->nzone == epee::net_utils::zone::public_ || !context.m_is_income))
{
if (context.fluff_txs.empty())
context.flush_time = now + (context.m_is_income ? in_duration() : out_duration());
next_flush = std::min(next_flush, context.flush_time);
context.fluff_txs.reserve(context.fluff_txs.size() + txs.size());
- for (const blobdata& tx : txs)
- context.fluff_txs.push_back(tx); // must copy instead of move (multiple conns)
+ context.fluff_txs.insert(context.fluff_txs.end(), txs.begin(), txs.end());
}
- return true;
- });
+ }
if (next_flush == std::chrono::steady_clock::time_point::max())
MWARNING("Unable to send transaction(s), no available connections");
@@ -749,6 +755,32 @@ namespace levin
);
}
+ void notify::on_handshake_complete(const boost::uuids::uuid &id, bool is_income)
+ {
+ if (!zone_)
+ return;
+
+ auto& zone = zone_;
+ zone_->strand.dispatch([zone, id, is_income]{
+ zone->contexts[id] = {
+ .fluff_txs = {},
+ .flush_time = std::chrono::steady_clock::time_point::max(),
+ .m_is_income = is_income,
+ };
+ });
+ }
+
+ void notify::on_connection_close(const boost::uuids::uuid &id)
+ {
+ if (!zone_)
+ return;
+
+ auto& zone = zone_;
+ zone_->strand.dispatch([zone, id]{
+ zone->contexts.erase(id);
+ });
+ }
+
void notify::run_epoch()
{
if (!zone_)
diff --git a/src/cryptonote_protocol/levin_notify.h b/src/cryptonote_protocol/levin_notify.h
index abbf9d461..12704746a 100644
--- a/src/cryptonote_protocol/levin_notify.h
+++ b/src/cryptonote_protocol/levin_notify.h
@@ -101,6 +101,9 @@ namespace levin
//! Probe for new outbound connection - skips if not needed.
void new_out_connection();
+ void on_handshake_complete(const boost::uuids::uuid &id, bool is_income);
+ void on_connection_close(const boost::uuids::uuid &id);
+
//! Run the logic for the next epoch immediately. Only use in testing.
void run_epoch();
diff --git a/src/p2p/net_node.h b/src/p2p/net_node.h
index f2888674b..35e775163 100644
--- a/src/p2p/net_node.h
+++ b/src/p2p/net_node.h
@@ -111,15 +111,11 @@ namespace nodetool
struct p2p_connection_context_t: base_type //t_payload_net_handler::connection_context //public net_utils::connection_context_base
{
p2p_connection_context_t()
- : fluff_txs(),
- flush_time(std::chrono::steady_clock::time_point::max()),
- peer_id(0),
+ : peer_id(0),
support_flags(0),
m_in_timedsync(false)
{}
- std::vector<cryptonote::blobdata> fluff_txs;
- std::chrono::steady_clock::time_point flush_time;
peerid_type peer_id;
uint32_t support_flags;
bool m_in_timedsync;
diff --git a/src/p2p/net_node.inl b/src/p2p/net_node.inl
index cfeac3d37..ab30d0074 100644
--- a/src/p2p/net_node.inl
+++ b/src/p2p/net_node.inl
@@ -1412,6 +1412,7 @@ namespace nodetool
ape.first_seen = first_seen_stamp ? first_seen_stamp : time(nullptr);
zone.m_peerlist.append_with_peer_anchor(ape);
+ zone.m_notifier.on_handshake_complete(con->m_connection_id, con->m_is_income);
zone.m_notifier.new_out_connection();
LOG_DEBUG_CC(*con, "CONNECTION HANDSHAKED OK.");
@@ -2526,6 +2527,8 @@ namespace nodetool
return 1;
}
+ zone.m_notifier.on_handshake_complete(context.m_connection_id, context.m_is_income);
+
if(has_too_many_connections(context.m_remote_address))
{
LOG_PRINT_CCONTEXT_L1("CONNECTION FROM " << context.m_remote_address.host_str() << " REFUSED, too many connections from the same address");
@@ -2652,6 +2655,9 @@ namespace nodetool
zone.m_peerlist.remove_from_peer_anchor(na);
}
+ if (!zone.m_net_server.is_stop_signal_sent()) {
+ zone.m_notifier.on_connection_close(context.m_connection_id);
+ }
m_payload_handler.on_connection_close(context);
MINFO("["<< epee::net_utils::print_connection_context(context) << "] CLOSE CONNECTION");
diff --git a/tests/unit_tests/levin.cpp b/tests/unit_tests/levin.cpp
index 30d6f8133..069bc19b2 100644
--- a/tests/unit_tests/levin.cpp
+++ b/tests/unit_tests/levin.cpp
@@ -265,11 +265,17 @@ namespace
virtual void callback(cryptonote::levin::detail::p2p_context& context) override final
{}
- virtual void on_connection_new(cryptonote::levin::detail::p2p_context&) override final
- {}
+ virtual void on_connection_new(cryptonote::levin::detail::p2p_context& context) override final
+ {
+ if (notifier)
+ notifier->on_handshake_complete(context.m_connection_id, context.m_is_income);
+ }
- virtual void on_connection_close(cryptonote::levin::detail::p2p_context&) override final
- {}
+ virtual void on_connection_close(cryptonote::levin::detail::p2p_context& context) override final
+ {
+ if (notifier)
+ notifier->on_connection_close(context.m_connection_id);
+ }
public:
test_receiver()
@@ -306,6 +312,8 @@ namespace
{
return get_raw_message(notified_);
}
+
+ std::shared_ptr<cryptonote::levin::notify> notifier{};
};
class levin_notify : public ::testing::Test
@@ -343,13 +351,16 @@ namespace
EXPECT_EQ(connection_ids_.size(), connections_->get_connections_count());
}
- cryptonote::levin::notify make_notifier(const std::size_t noise_size, bool is_public, bool pad_txs)
+ std::shared_ptr<cryptonote::levin::notify> make_notifier(const std::size_t noise_size, bool is_public, bool pad_txs)
{
epee::byte_slice noise = nullptr;
if (noise_size)
noise = epee::levin::make_noise_notify(noise_size);
epee::net_utils::zone zone = is_public ? epee::net_utils::zone::public_ : epee::net_utils::zone::i2p;
- return cryptonote::levin::notify{io_service_, connections_, std::move(noise), zone, pad_txs, events_};
+ receiver_.notifier.reset(
+ new cryptonote::levin::notify{io_service_, connections_, std::move(noise), zone, pad_txs, events_}
+ );
+ return receiver_.notifier;
}
boost::uuids::random_generator random_generator_;
@@ -590,7 +601,8 @@ TEST_F(levin_notify, defaulted)
TEST_F(levin_notify, fluff_without_padding)
{
- cryptonote::levin::notify notifier = make_notifier(0, true, false);
+ std::shared_ptr<cryptonote::levin::notify> notifier_ptr = make_notifier(0, true, false);
+ auto &notifier = *notifier_ptr;
for (unsigned count = 0; count < 10; ++count)
add_connection(count % 2 == 0);
@@ -636,7 +648,8 @@ TEST_F(levin_notify, fluff_without_padding)
TEST_F(levin_notify, stem_without_padding)
{
- cryptonote::levin::notify notifier = make_notifier(0, true, false);
+ std::shared_ptr<cryptonote::levin::notify> notifier_ptr = make_notifier(0, true, false);
+ auto &notifier = *notifier_ptr;
for (unsigned count = 0; count < 10; ++count)
add_connection(count % 2 == 0);
@@ -708,7 +721,8 @@ TEST_F(levin_notify, stem_without_padding)
TEST_F(levin_notify, stem_no_outs_without_padding)
{
- cryptonote::levin::notify notifier = make_notifier(0, true, false);
+ std::shared_ptr<cryptonote::levin::notify> notifier_ptr = make_notifier(0, true, false);
+ auto &notifier = *notifier_ptr;
for (unsigned count = 0; count < 10; ++count)
add_connection(true);
@@ -764,7 +778,8 @@ TEST_F(levin_notify, stem_no_outs_without_padding)
TEST_F(levin_notify, local_without_padding)
{
- cryptonote::levin::notify notifier = make_notifier(0, true, false);
+ std::shared_ptr<cryptonote::levin::notify> notifier_ptr = make_notifier(0, true, false);
+ auto &notifier = *notifier_ptr;
for (unsigned count = 0; count < 10; ++count)
add_connection(count % 2 == 0);
@@ -836,7 +851,8 @@ TEST_F(levin_notify, local_without_padding)
TEST_F(levin_notify, forward_without_padding)
{
- cryptonote::levin::notify notifier = make_notifier(0, true, false);
+ std::shared_ptr<cryptonote::levin::notify> notifier_ptr = make_notifier(0, true, false);
+ auto &notifier = *notifier_ptr;
for (unsigned count = 0; count < 10; ++count)
add_connection(count % 2 == 0);
@@ -908,7 +924,8 @@ TEST_F(levin_notify, forward_without_padding)
TEST_F(levin_notify, block_without_padding)
{
- cryptonote::levin::notify notifier = make_notifier(0, true, false);
+ std::shared_ptr<cryptonote::levin::notify> notifier_ptr = make_notifier(0, true, false);
+ auto &notifier = *notifier_ptr;
for (unsigned count = 0; count < 10; ++count)
add_connection(count % 2 == 0);
@@ -937,7 +954,8 @@ TEST_F(levin_notify, block_without_padding)
TEST_F(levin_notify, none_without_padding)
{
- cryptonote::levin::notify notifier = make_notifier(0, true, false);
+ std::shared_ptr<cryptonote::levin::notify> notifier_ptr = make_notifier(0, true, false);
+ auto &notifier = *notifier_ptr;
for (unsigned count = 0; count < 10; ++count)
add_connection(count % 2 == 0);
@@ -966,7 +984,8 @@ TEST_F(levin_notify, none_without_padding)
TEST_F(levin_notify, fluff_with_padding)
{
- cryptonote::levin::notify notifier = make_notifier(0, true, true);
+ std::shared_ptr<cryptonote::levin::notify> notifier_ptr = make_notifier(0, true, true);
+ auto &notifier = *notifier_ptr;
for (unsigned count = 0; count < 10; ++count)
add_connection(count % 2 == 0);
@@ -1012,7 +1031,8 @@ TEST_F(levin_notify, fluff_with_padding)
TEST_F(levin_notify, stem_with_padding)
{
- cryptonote::levin::notify notifier = make_notifier(0, true, true);
+ std::shared_ptr<cryptonote::levin::notify> notifier_ptr = make_notifier(0, true, true);
+ auto &notifier = *notifier_ptr;
for (unsigned count = 0; count < 10; ++count)
add_connection(count % 2 == 0);
@@ -1079,7 +1099,8 @@ TEST_F(levin_notify, stem_with_padding)
TEST_F(levin_notify, stem_no_outs_with_padding)
{
- cryptonote::levin::notify notifier = make_notifier(0, true, true);
+ std::shared_ptr<cryptonote::levin::notify> notifier_ptr = make_notifier(0, true, true);
+ auto &notifier = *notifier_ptr;
for (unsigned count = 0; count < 10; ++count)
add_connection(true);
@@ -1135,7 +1156,8 @@ TEST_F(levin_notify, stem_no_outs_with_padding)
TEST_F(levin_notify, local_with_padding)
{
- cryptonote::levin::notify notifier = make_notifier(0, true, true);
+ std::shared_ptr<cryptonote::levin::notify> notifier_ptr = make_notifier(0, true, true);
+ auto &notifier = *notifier_ptr;
for (unsigned count = 0; count < 10; ++count)
add_connection(count % 2 == 0);
@@ -1202,7 +1224,8 @@ TEST_F(levin_notify, local_with_padding)
TEST_F(levin_notify, forward_with_padding)
{
- cryptonote::levin::notify notifier = make_notifier(0, true, true);
+ std::shared_ptr<cryptonote::levin::notify> notifier_ptr = make_notifier(0, true, true);
+ auto &notifier = *notifier_ptr;
for (unsigned count = 0; count < 10; ++count)
add_connection(count % 2 == 0);
@@ -1269,7 +1292,8 @@ TEST_F(levin_notify, forward_with_padding)
TEST_F(levin_notify, block_with_padding)
{
- cryptonote::levin::notify notifier = make_notifier(0, true, true);
+ std::shared_ptr<cryptonote::levin::notify> notifier_ptr = make_notifier(0, true, true);
+ auto &notifier = *notifier_ptr;
for (unsigned count = 0; count < 10; ++count)
add_connection(count % 2 == 0);
@@ -1298,7 +1322,8 @@ TEST_F(levin_notify, block_with_padding)
TEST_F(levin_notify, none_with_padding)
{
- cryptonote::levin::notify notifier = make_notifier(0, true, true);
+ std::shared_ptr<cryptonote::levin::notify> notifier_ptr = make_notifier(0, true, true);
+ auto &notifier = *notifier_ptr;
for (unsigned count = 0; count < 10; ++count)
add_connection(count % 2 == 0);
@@ -1327,7 +1352,8 @@ TEST_F(levin_notify, none_with_padding)
TEST_F(levin_notify, private_fluff_without_padding)
{
- cryptonote::levin::notify notifier = make_notifier(0, false, false);
+ std::shared_ptr<cryptonote::levin::notify> notifier_ptr = make_notifier(0, false, false);
+ auto &notifier = *notifier_ptr;
for (unsigned count = 0; count < 10; ++count)
add_connection(count % 2 == 0);
@@ -1378,7 +1404,8 @@ TEST_F(levin_notify, private_fluff_without_padding)
TEST_F(levin_notify, private_stem_without_padding)
{
// private mode always uses fluff but marked as stem
- cryptonote::levin::notify notifier = make_notifier(0, false, false);
+ std::shared_ptr<cryptonote::levin::notify> notifier_ptr = make_notifier(0, false, false);
+ auto &notifier = *notifier_ptr;
for (unsigned count = 0; count < 10; ++count)
add_connection(count % 2 == 0);
@@ -1429,7 +1456,8 @@ TEST_F(levin_notify, private_stem_without_padding)
TEST_F(levin_notify, private_local_without_padding)
{
// private mode always uses fluff but marked as stem
- cryptonote::levin::notify notifier = make_notifier(0, false, false);
+ std::shared_ptr<cryptonote::levin::notify> notifier_ptr = make_notifier(0, false, false);
+ auto &notifier = *notifier_ptr;
for (unsigned count = 0; count < 10; ++count)
add_connection(count % 2 == 0);
@@ -1480,7 +1508,8 @@ TEST_F(levin_notify, private_local_without_padding)
TEST_F(levin_notify, private_forward_without_padding)
{
// private mode always uses fluff but marked as stem
- cryptonote::levin::notify notifier = make_notifier(0, false, false);
+ std::shared_ptr<cryptonote::levin::notify> notifier_ptr = make_notifier(0, false, false);
+ auto &notifier = *notifier_ptr;
for (unsigned count = 0; count < 10; ++count)
add_connection(count % 2 == 0);
@@ -1531,7 +1560,8 @@ TEST_F(levin_notify, private_forward_without_padding)
TEST_F(levin_notify, private_block_without_padding)
{
// private mode always uses fluff but marked as stem
- cryptonote::levin::notify notifier = make_notifier(0, false, false);
+ std::shared_ptr<cryptonote::levin::notify> notifier_ptr = make_notifier(0, false, false);
+ auto &notifier = *notifier_ptr;
for (unsigned count = 0; count < 10; ++count)
add_connection(count % 2 == 0);
@@ -1561,7 +1591,8 @@ TEST_F(levin_notify, private_block_without_padding)
TEST_F(levin_notify, private_none_without_padding)
{
// private mode always uses fluff but marked as stem
- cryptonote::levin::notify notifier = make_notifier(0, false, false);
+ std::shared_ptr<cryptonote::levin::notify> notifier_ptr = make_notifier(0, false, false);
+ auto &notifier = *notifier_ptr;
for (unsigned count = 0; count < 10; ++count)
add_connection(count % 2 == 0);
@@ -1590,7 +1621,8 @@ TEST_F(levin_notify, private_none_without_padding)
TEST_F(levin_notify, private_fluff_with_padding)
{
- cryptonote::levin::notify notifier = make_notifier(0, false, true);
+ std::shared_ptr<cryptonote::levin::notify> notifier_ptr = make_notifier(0, false, true);
+ auto &notifier = *notifier_ptr;
for (unsigned count = 0; count < 10; ++count)
add_connection(count % 2 == 0);
@@ -1640,7 +1672,8 @@ TEST_F(levin_notify, private_fluff_with_padding)
TEST_F(levin_notify, private_stem_with_padding)
{
- cryptonote::levin::notify notifier = make_notifier(0, false, true);
+ std::shared_ptr<cryptonote::levin::notify> notifier_ptr = make_notifier(0, false, true);
+ auto &notifier = *notifier_ptr;
for (unsigned count = 0; count < 10; ++count)
add_connection(count % 2 == 0);
@@ -1690,7 +1723,8 @@ TEST_F(levin_notify, private_stem_with_padding)
TEST_F(levin_notify, private_local_with_padding)
{
- cryptonote::levin::notify notifier = make_notifier(0, false, true);
+ std::shared_ptr<cryptonote::levin::notify> notifier_ptr = make_notifier(0, false, true);
+ auto &notifier = *notifier_ptr;
for (unsigned count = 0; count < 10; ++count)
add_connection(count % 2 == 0);
@@ -1740,7 +1774,8 @@ TEST_F(levin_notify, private_local_with_padding)
TEST_F(levin_notify, private_forward_with_padding)
{
- cryptonote::levin::notify notifier = make_notifier(0, false, true);
+ std::shared_ptr<cryptonote::levin::notify> notifier_ptr = make_notifier(0, false, true);
+ auto &notifier = *notifier_ptr;
for (unsigned count = 0; count < 10; ++count)
add_connection(count % 2 == 0);
@@ -1790,7 +1825,8 @@ TEST_F(levin_notify, private_forward_with_padding)
TEST_F(levin_notify, private_block_with_padding)
{
- cryptonote::levin::notify notifier = make_notifier(0, false, true);
+ std::shared_ptr<cryptonote::levin::notify> notifier_ptr = make_notifier(0, false, true);
+ auto &notifier = *notifier_ptr;
for (unsigned count = 0; count < 10; ++count)
add_connection(count % 2 == 0);
@@ -1819,7 +1855,8 @@ TEST_F(levin_notify, private_block_with_padding)
TEST_F(levin_notify, private_none_with_padding)
{
- cryptonote::levin::notify notifier = make_notifier(0, false, true);
+ std::shared_ptr<cryptonote::levin::notify> notifier_ptr = make_notifier(0, false, true);
+ auto &notifier = *notifier_ptr;
for (unsigned count = 0; count < 10; ++count)
add_connection(count % 2 == 0);
@@ -1850,7 +1887,8 @@ TEST_F(levin_notify, stem_mappings)
{
static constexpr const unsigned test_connections_count = (CRYPTONOTE_DANDELIONPP_STEMS + 1) * 2;
- cryptonote::levin::notify notifier = make_notifier(0, true, false);
+ std::shared_ptr<cryptonote::levin::notify> notifier_ptr = make_notifier(0, true, false);
+ auto &notifier = *notifier_ptr;
for (unsigned count = 0; count < test_connections_count; ++count)
add_connection(count % 2 == 0);
@@ -1973,7 +2011,8 @@ TEST_F(levin_notify, fluff_multiple)
{
static constexpr const unsigned test_connections_count = (CRYPTONOTE_DANDELIONPP_STEMS + 1) * 2;
- cryptonote::levin::notify notifier = make_notifier(0, true, false);
+ std::shared_ptr<cryptonote::levin::notify> notifier_ptr = make_notifier(0, true, false);
+ auto &notifier = *notifier_ptr;
for (unsigned count = 0; count < test_connections_count; ++count)
add_connection(count % 2 == 0);
@@ -2091,7 +2130,8 @@ TEST_F(levin_notify, noise)
txs[0].resize(1900, 'h');
const boost::uuids::uuid incoming_id = random_generator_();
- cryptonote::levin::notify notifier = make_notifier(2048, false, true);
+ std::shared_ptr<cryptonote::levin::notify> notifier_ptr = make_notifier(2048, false, true);
+ auto &notifier = *notifier_ptr;
{
const auto status = notifier.get_status();
@@ -2182,7 +2222,8 @@ TEST_F(levin_notify, noise_stem)
txs[0].resize(1900, 'h');
const boost::uuids::uuid incoming_id = random_generator_();
- cryptonote::levin::notify notifier = make_notifier(2048, false, true);
+ std::shared_ptr<cryptonote::levin::notify> notifier_ptr = make_notifier(2048, false, true);
+ auto &notifier = *notifier_ptr;
{
const auto status = notifier.get_status();
generated by cgit v1.2.3 (git 2.25.1) at 2024-11-15 17:33:00 +0000