Switch to Dandelion++ fluff mode if no out connections for stem mode

This commit is contained in:
Lee Clagett 2020-11-03 13:58:14 -05:00
parent 76cc82c292
commit 58cde83fb0
2 changed files with 113 additions and 6 deletions

View file

@ -524,12 +524,7 @@ namespace levin
if (!zone_ || !core_ || txs_.empty())
return;
if (zone_->fluffing)
{
core_->on_transactions_relayed(epee::to_span(txs_), relay_method::fluff);
fluff_notify::run(std::move(zone_), epee::to_span(txs_), source_);
}
else // forward tx in stem
if (!zone_->fluffing)
{
core_->on_transactions_relayed(epee::to_span(txs_), relay_method::stem);
for (int tries = 2; 0 < tries; tries--)
@ -549,6 +544,9 @@ namespace levin
MERROR("Unable to send transaction(s) via Dandelion++ stem");
}
core_->on_transactions_relayed(epee::to_span(txs_), relay_method::fluff);
fluff_notify::run(std::move(zone_), epee::to_span(txs_), source_);
}
};

View file

@ -613,6 +613,61 @@ 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);
for (unsigned count = 0; count < 10; ++count)
add_connection(true);
{
const auto status = notifier.get_status();
EXPECT_FALSE(status.has_noise);
EXPECT_FALSE(status.connections_filled);
}
notifier.new_out_connection();
io_service_.poll();
std::vector<cryptonote::blobdata> txs(2);
txs[0].resize(100, 'f');
txs[1].resize(200, 'e');
std::vector<cryptonote::blobdata> sorted_txs = txs;
std::sort(sorted_txs.begin(), sorted_txs.end());
ASSERT_EQ(10u, contexts_.size());
auto context = contexts_.begin();
EXPECT_TRUE(notifier.send_txs(txs, context->get_id(), cryptonote::relay_method::stem));
io_service_.reset();
ASSERT_LT(0u, io_service_.poll());
EXPECT_EQ(txs, events_.take_relayed(cryptonote::relay_method::fluff));
if (events_.has_stem_txes())
EXPECT_EQ(txs, events_.take_relayed(cryptonote::relay_method::stem));
notifier.run_fluff();
ASSERT_LT(0u, io_service_.poll());
std::size_t send_count = 0;
EXPECT_EQ(0u, context->process_send_queue());
for (++context; context != contexts_.end(); ++context)
{
send_count += context->process_send_queue();
}
EXPECT_EQ(9u, send_count);
ASSERT_EQ(9u, receiver_.notified_size());
for (unsigned count = 0; count < 9u; ++count)
{
auto notification = receiver_.get_notification<cryptonote::NOTIFY_NEW_TRANSACTIONS>().second;
EXPECT_EQ(sorted_txs, notification.txs);
EXPECT_TRUE(notification._.empty());
EXPECT_TRUE(notification.dandelionpp_fluff);
}
}
TEST_F(levin_notify, local_without_padding)
{
cryptonote::levin::notify notifier = make_notifier(0, true, false);
@ -928,6 +983,60 @@ 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);
for (unsigned count = 0; count < 10; ++count)
add_connection(true);
{
const auto status = notifier.get_status();
EXPECT_FALSE(status.has_noise);
EXPECT_FALSE(status.connections_filled);
}
notifier.new_out_connection();
io_service_.poll();
std::vector<cryptonote::blobdata> txs(2);
txs[0].resize(100, 'f');
txs[1].resize(200, 'e');
std::vector<cryptonote::blobdata> sorted_txs = txs;
std::sort(sorted_txs.begin(), sorted_txs.end());
ASSERT_EQ(10u, contexts_.size());
auto context = contexts_.begin();
EXPECT_TRUE(notifier.send_txs(txs, context->get_id(), cryptonote::relay_method::stem));
io_service_.reset();
ASSERT_LT(0u, io_service_.poll());
EXPECT_EQ(txs, events_.take_relayed(cryptonote::relay_method::fluff));
if (events_.has_stem_txes())
EXPECT_EQ(txs, events_.take_relayed(cryptonote::relay_method::stem));
notifier.run_fluff();
ASSERT_LT(0u, io_service_.poll());
std::size_t send_count = 0;
EXPECT_EQ(0u, context->process_send_queue());
for (++context; context != contexts_.end(); ++context)
{
send_count += context->process_send_queue();
}
EXPECT_EQ(9u, send_count);
ASSERT_EQ(9u, receiver_.notified_size());
for (unsigned count = 0; count < 9u; ++count)
{
auto notification = receiver_.get_notification<cryptonote::NOTIFY_NEW_TRANSACTIONS>().second;
EXPECT_EQ(sorted_txs, notification.txs);
EXPECT_FALSE(notification._.empty());
EXPECT_TRUE(notification.dandelionpp_fluff);
}
}
TEST_F(levin_notify, local_with_padding)
{
cryptonote::levin::notify notifier = make_notifier(0, true, true);