diff --git a/src/cryptonote_protocol/levin_notify.cpp b/src/cryptonote_protocol/levin_notify.cpp index 052b3d638..631a6c305 100644 --- a/src/cryptonote_protocol/levin_notify.cpp +++ b/src/cryptonote_protocol/levin_notify.cpp @@ -396,6 +396,8 @@ namespace levin for (auto& connection : connections) { std::sort(connection.first.begin(), connection.first.end()); // don't leak receive order + connection.first.erase(std::unique(connection.first.begin(), connection.first.end()), + connection.first.end()); make_payload_send_txs(*zone_->p2p, std::move(connection.first), connection.second, zone_->pad_txs, true); } diff --git a/tests/unit_tests/levin.cpp b/tests/unit_tests/levin.cpp index 33fc42c4b..6ebed8494 100644 --- a/tests/unit_tests/levin.cpp +++ b/tests/unit_tests/levin.cpp @@ -2219,6 +2219,63 @@ TEST_F(levin_notify, fluff_multiple) } } +TEST_F(levin_notify, fluff_with_duplicate) +{ + std::shared_ptr notifier_ptr = make_notifier(0, true, false); + auto ¬ifier = *notifier_ptr; + + for (unsigned count = 0; count < 10; ++count) + add_connection(count % 2 == 0); + + { + const auto status = notifier.get_status(); + EXPECT_FALSE(status.has_noise); + EXPECT_FALSE(status.connections_filled); + EXPECT_TRUE(status.has_outgoing); + } + notifier.new_out_connection(); + io_service_.poll(); + + std::vector txs(9); + txs[0].resize(100, 'e'); + txs[1].resize(100, 'e'); + txs[2].resize(100, 'e'); + txs[3].resize(100, 'e'); + txs[4].resize(200, 'f'); + txs[5].resize(200, 'f'); + txs[6].resize(200, 'f'); + txs[7].resize(200, 'f'); + txs[8].resize(200, 'f'); + + ASSERT_EQ(10u, contexts_.size()); + { + auto context = contexts_.begin(); + EXPECT_TRUE(notifier.send_txs(txs, context->get_id(), cryptonote::relay_method::fluff)); + + io_service_.reset(); + ASSERT_LT(0u, io_service_.poll()); + notifier.run_fluff(); + ASSERT_LT(0u, io_service_.poll()); + + EXPECT_EQ(0u, context->process_send_queue()); + for (++context; context != contexts_.end(); ++context) + EXPECT_EQ(1u, context->process_send_queue()); + + EXPECT_EQ(txs, events_.take_relayed(cryptonote::relay_method::fluff)); + std::sort(txs.begin(), txs.end()); + ASSERT_EQ(9u, receiver_.notified_size()); + for (unsigned count = 0; count < 9; ++count) + { + auto notification = receiver_.get_notification().second; + EXPECT_NE(txs, notification.txs); + EXPECT_EQ(notification.txs.size(), 2); + EXPECT_TRUE(notification._.empty()); + EXPECT_TRUE(notification.dandelionpp_fluff); + } + } + +} + TEST_F(levin_notify, noise) { for (unsigned count = 0; count < 10; ++count)