dncurrency/nano/core_test/request_aggregator.cpp
2023-02-25 19:45:37 +01:00

520 lines
29 KiB
C++

#include <nano/lib/jsonconfig.hpp>
#include <nano/node/request_aggregator.hpp>
#include <nano/node/transport/inproc.hpp>
#include <nano/test_common/network.hpp>
#include <nano/test_common/system.hpp>
#include <nano/test_common/testutil.hpp>
#include <gtest/gtest.h>
using namespace std::chrono_literals;
TEST (request_aggregator, one)
{
nano::test::system system;
nano::node_config node_config (nano::test::get_available_port (), system.logging);
node_config.frontiers_confirmation = nano::frontiers_confirmation_mode::disabled;
auto & node (*system.add_node (node_config));
system.wallet (0)->insert_adhoc (nano::dev::genesis_key.prv);
nano::block_builder builder;
auto send1 = builder
.state ()
.account (nano::dev::genesis_key.pub)
.previous (nano::dev::genesis->hash ())
.representative (nano::dev::genesis_key.pub)
.balance (nano::dev::constants.genesis_amount - nano::Gxrb_ratio)
.link (nano::dev::genesis_key.pub)
.sign (nano::dev::genesis_key.prv, nano::dev::genesis_key.pub)
.work (*node.work_generate_blocking (nano::dev::genesis->hash ()))
.build_shared ();
std::vector<std::pair<nano::block_hash, nano::root>> request;
request.emplace_back (send1->hash (), send1->root ());
auto client = std::make_shared<nano::transport::client_socket> (node);
std::shared_ptr<nano::transport::channel> dummy_channel = std::make_shared<nano::transport::channel_tcp> (node, client);
node.aggregator.add (dummy_channel, request);
ASSERT_EQ (1, node.aggregator.size ());
ASSERT_TIMELY (3s, node.aggregator.empty ());
// Not yet in the ledger
ASSERT_TIMELY (3s, 1 == node.stats.count (nano::stat::type::requests, nano::stat::detail::requests_unknown));
ASSERT_EQ (nano::process_result::progress, node.ledger.process (node.store.tx_begin_write (), *send1).code);
node.aggregator.add (dummy_channel, request);
ASSERT_EQ (1, node.aggregator.size ());
// In the ledger but no vote generated yet
ASSERT_TIMELY (3s, 0 < node.stats.count (nano::stat::type::requests, nano::stat::detail::requests_generated_votes));
ASSERT_TIMELY (3s, node.aggregator.empty ());
node.aggregator.add (dummy_channel, request);
ASSERT_EQ (1, node.aggregator.size ());
// Already cached
ASSERT_TIMELY (3s, node.aggregator.empty ());
ASSERT_TIMELY (3s, 3 == node.stats.count (nano::stat::type::aggregator, nano::stat::detail::aggregator_accepted));
ASSERT_TIMELY (3s, 0 == node.stats.count (nano::stat::type::aggregator, nano::stat::detail::aggregator_dropped));
ASSERT_TIMELY (3s, 1 == node.stats.count (nano::stat::type::requests, nano::stat::detail::requests_unknown));
ASSERT_TIMELY (3s, 1 == node.stats.count (nano::stat::type::requests, nano::stat::detail::requests_generated_votes));
ASSERT_TIMELY (3s, 1 == node.stats.count (nano::stat::type::requests, nano::stat::detail::requests_cached_votes));
ASSERT_TIMELY (3s, 0 == node.stats.count (nano::stat::type::requests, nano::stat::detail::requests_cannot_vote));
ASSERT_TIMELY (3s, 2 == node.stats.count (nano::stat::type::message, nano::stat::detail::confirm_ack, nano::stat::dir::out));
}
TEST (request_aggregator, one_update)
{
nano::test::system system;
nano::node_config node_config (nano::test::get_available_port (), system.logging);
node_config.frontiers_confirmation = nano::frontiers_confirmation_mode::disabled;
auto & node (*system.add_node (node_config));
system.wallet (0)->insert_adhoc (nano::dev::genesis_key.prv);
nano::keypair key1;
auto send1 = nano::state_block_builder ()
.account (nano::dev::genesis_key.pub)
.previous (nano::dev::genesis->hash ())
.representative (nano::dev::genesis_key.pub)
.balance (nano::dev::constants.genesis_amount - nano::Gxrb_ratio)
.link (nano::dev::genesis_key.pub)
.link (key1.pub)
.sign (nano::dev::genesis_key.prv, nano::dev::genesis_key.pub)
.work (*node.work_generate_blocking (nano::dev::genesis->hash ()))
.build_shared ();
ASSERT_EQ (nano::process_result::progress, node.ledger.process (node.store.tx_begin_write (), *send1).code);
node.confirmation_height_processor.add (send1);
ASSERT_TIMELY (5s, node.ledger.block_confirmed (node.store.tx_begin_read (), send1->hash ()));
auto send2 = nano::state_block_builder ()
.account (nano::dev::genesis_key.pub)
.previous (send1->hash ())
.representative (nano::dev::genesis_key.pub)
.balance (nano::dev::constants.genesis_amount - 2 * nano::Gxrb_ratio)
.link (nano::dev::genesis_key.pub)
.sign (nano::dev::genesis_key.prv, nano::dev::genesis_key.pub)
.work (*node.work_generate_blocking (send1->hash ()))
.build_shared ();
ASSERT_EQ (nano::process_result::progress, node.ledger.process (node.store.tx_begin_write (), *send2).code);
auto receive1 = nano::state_block_builder ()
.account (key1.pub)
.previous (0)
.representative (nano::dev::genesis_key.pub)
.balance (nano::Gxrb_ratio)
.link (send1->hash ())
.sign (key1.prv, key1.pub)
.work (*node.work_generate_blocking (key1.pub))
.build_shared ();
ASSERT_EQ (nano::process_result::progress, node.ledger.process (node.store.tx_begin_write (), *receive1).code);
std::vector<std::pair<nano::block_hash, nano::root>> request;
request.emplace_back (send2->hash (), send2->root ());
auto client = std::make_shared<nano::transport::client_socket> (node);
std::shared_ptr<nano::transport::channel> dummy_channel = std::make_shared<nano::transport::channel_tcp> (node, client);
node.aggregator.add (dummy_channel, request);
request.clear ();
request.emplace_back (receive1->hash (), receive1->root ());
// Update the pool of requests with another hash
node.aggregator.add (dummy_channel, request);
ASSERT_EQ (1, node.aggregator.size ());
// In the ledger but no vote generated yet
ASSERT_TIMELY (3s, 0 < node.stats.count (nano::stat::type::requests, nano::stat::detail::requests_generated_votes))
ASSERT_TRUE (node.aggregator.empty ());
ASSERT_TIMELY (3s, 2 == node.stats.count (nano::stat::type::aggregator, nano::stat::detail::aggregator_accepted));
ASSERT_TIMELY (3s, 0 == node.stats.count (nano::stat::type::aggregator, nano::stat::detail::aggregator_dropped));
ASSERT_TIMELY (3s, 0 == node.stats.count (nano::stat::type::requests, nano::stat::detail::requests_unknown));
ASSERT_TIMELY (3s, 2 == node.stats.count (nano::stat::type::requests, nano::stat::detail::requests_generated_hashes));
size_t count = 0;
ASSERT_TIMELY (3s, 1 == (count = node.stats.count (nano::stat::type::requests, nano::stat::detail::requests_generated_votes)));
ASSERT_TIMELY (3s, 0 == node.stats.count (nano::stat::type::requests, nano::stat::detail::requests_cached_hashes));
ASSERT_TIMELY (3s, 0 == node.stats.count (nano::stat::type::requests, nano::stat::detail::requests_cached_votes));
ASSERT_TIMELY (3s, 0 == node.stats.count (nano::stat::type::requests, nano::stat::detail::requests_cannot_vote));
ASSERT_TIMELY (3s, 1 == node.stats.count (nano::stat::type::message, nano::stat::detail::confirm_ack, nano::stat::dir::out));
}
TEST (request_aggregator, two)
{
nano::test::system system;
nano::node_config node_config (nano::test::get_available_port (), system.logging);
node_config.frontiers_confirmation = nano::frontiers_confirmation_mode::disabled;
auto & node (*system.add_node (node_config));
system.wallet (0)->insert_adhoc (nano::dev::genesis_key.prv);
nano::keypair key1;
nano::state_block_builder builder;
auto send1 = builder.make_block ()
.account (nano::dev::genesis_key.pub)
.previous (nano::dev::genesis->hash ())
.representative (nano::dev::genesis_key.pub)
.balance (nano::dev::constants.genesis_amount - 1)
.link (key1.pub)
.sign (nano::dev::genesis_key.prv, nano::dev::genesis_key.pub)
.work (*node.work_generate_blocking (nano::dev::genesis->hash ()))
.build_shared ();
ASSERT_EQ (nano::process_result::progress, node.ledger.process (node.store.tx_begin_write (), *send1).code);
node.confirmation_height_processor.add (send1);
ASSERT_TIMELY (5s, node.ledger.block_confirmed (node.store.tx_begin_read (), send1->hash ()));
auto send2 = builder.make_block ()
.account (nano::dev::genesis_key.pub)
.previous (send1->hash ())
.representative (nano::dev::genesis_key.pub)
.balance (nano::dev::constants.genesis_amount - 2)
.link (nano::dev::genesis_key.pub)
.sign (nano::dev::genesis_key.prv, nano::dev::genesis_key.pub)
.work (*node.work_generate_blocking (send1->hash ()))
.build_shared ();
auto receive1 = builder.make_block ()
.account (key1.pub)
.previous (0)
.representative (nano::dev::genesis_key.pub)
.balance (1)
.link (send1->hash ())
.sign (key1.prv, key1.pub)
.work (*node.work_generate_blocking (key1.pub))
.build_shared ();
ASSERT_EQ (nano::process_result::progress, node.ledger.process (node.store.tx_begin_write (), *send2).code);
ASSERT_EQ (nano::process_result::progress, node.ledger.process (node.store.tx_begin_write (), *receive1).code);
std::vector<std::pair<nano::block_hash, nano::root>> request;
request.emplace_back (send2->hash (), send2->root ());
request.emplace_back (receive1->hash (), receive1->root ());
auto client = std::make_shared<nano::transport::client_socket> (node);
std::shared_ptr<nano::transport::channel> dummy_channel = std::make_shared<nano::transport::channel_tcp> (node, client);
// Process both blocks
node.aggregator.add (dummy_channel, request);
ASSERT_EQ (1, node.aggregator.size ());
// One vote should be generated for both blocks
ASSERT_TIMELY (3s, 0 < node.stats.count (nano::stat::type::requests, nano::stat::detail::requests_generated_votes));
ASSERT_TRUE (node.aggregator.empty ());
// The same request should now send the cached vote
node.aggregator.add (dummy_channel, request);
ASSERT_EQ (1, node.aggregator.size ());
ASSERT_TIMELY (3s, node.aggregator.empty ());
ASSERT_EQ (2, node.stats.count (nano::stat::type::aggregator, nano::stat::detail::aggregator_accepted));
ASSERT_EQ (0, node.stats.count (nano::stat::type::aggregator, nano::stat::detail::aggregator_dropped));
ASSERT_TIMELY (3s, 0 == node.stats.count (nano::stat::type::requests, nano::stat::detail::requests_unknown));
ASSERT_TIMELY (3s, 2 == node.stats.count (nano::stat::type::requests, nano::stat::detail::requests_generated_hashes));
ASSERT_TIMELY (3s, 1 == node.stats.count (nano::stat::type::requests, nano::stat::detail::requests_generated_votes));
ASSERT_TIMELY (3s, 2 == node.stats.count (nano::stat::type::requests, nano::stat::detail::requests_cached_hashes));
ASSERT_TIMELY (3s, 1 == node.stats.count (nano::stat::type::requests, nano::stat::detail::requests_cached_votes));
ASSERT_TIMELY (3s, 0 == node.stats.count (nano::stat::type::requests, nano::stat::detail::requests_cannot_vote));
ASSERT_TIMELY (3s, 2 == node.stats.count (nano::stat::type::message, nano::stat::detail::confirm_ack, nano::stat::dir::out));
// Make sure the cached vote is for both hashes
auto vote1 (node.history.votes (send2->root (), send2->hash ()));
auto vote2 (node.history.votes (receive1->root (), receive1->hash ()));
ASSERT_EQ (1, vote1.size ());
ASSERT_EQ (1, vote2.size ());
ASSERT_EQ (vote1.front (), vote2.front ());
}
TEST (request_aggregator, two_endpoints)
{
nano::test::system system;
nano::node_config node_config (nano::test::get_available_port (), system.logging);
node_config.frontiers_confirmation = nano::frontiers_confirmation_mode::disabled;
nano::node_flags node_flags;
node_flags.disable_rep_crawler = true;
auto & node1 (*system.add_node (node_config, node_flags));
node_config.peering_port = nano::test::get_available_port ();
auto & node2 (*system.add_node (node_config, node_flags));
system.wallet (0)->insert_adhoc (nano::dev::genesis_key.prv);
nano::block_builder builder;
auto send1 = builder
.state ()
.account (nano::dev::genesis_key.pub)
.previous (nano::dev::genesis->hash ())
.representative (nano::dev::genesis_key.pub)
.balance (nano::dev::constants.genesis_amount - 1)
.link (nano::dev::genesis_key.pub)
.sign (nano::dev::genesis_key.prv, nano::dev::genesis_key.pub)
.work (*node1.work_generate_blocking (nano::dev::genesis->hash ()))
.build_shared ();
std::vector<std::pair<nano::block_hash, nano::root>> request;
request.emplace_back (send1->hash (), send1->root ());
ASSERT_EQ (nano::process_result::progress, node1.ledger.process (node1.store.tx_begin_write (), *send1).code);
auto dummy_channel1 = std::make_shared<nano::transport::inproc::channel> (node1, node1);
auto dummy_channel2 = std::make_shared<nano::transport::inproc::channel> (node2, node2);
ASSERT_NE (nano::transport::map_endpoint_to_v6 (dummy_channel1->get_endpoint ()), nano::transport::map_endpoint_to_v6 (dummy_channel2->get_endpoint ()));
// For the first request, aggregator should generate a new vote
node1.aggregator.add (dummy_channel1, request);
ASSERT_TIMELY (5s, node1.aggregator.empty ());
ASSERT_TIMELY_EQ (5s, 1, node1.stats.count (nano::stat::type::aggregator, nano::stat::detail::aggregator_accepted));
ASSERT_EQ (0, node1.stats.count (nano::stat::type::aggregator, nano::stat::detail::aggregator_dropped));
ASSERT_TIMELY_EQ (5s, 0, node1.stats.count (nano::stat::type::requests, nano::stat::detail::requests_unknown));
ASSERT_TIMELY_EQ (5s, 1, node1.stats.count (nano::stat::type::requests, nano::stat::detail::requests_generated_hashes));
ASSERT_TIMELY_EQ (5s, 1, node1.stats.count (nano::stat::type::requests, nano::stat::detail::requests_generated_votes));
ASSERT_TIMELY_EQ (3s, 0, node1.stats.count (nano::stat::type::requests, nano::stat::detail::requests_cached_hashes));
ASSERT_TIMELY_EQ (3s, 0, node1.stats.count (nano::stat::type::requests, nano::stat::detail::requests_cached_votes));
ASSERT_TIMELY_EQ (3s, 0, node1.stats.count (nano::stat::type::requests, nano::stat::detail::requests_cannot_vote));
// For the second request, aggregator should use the cache
node1.aggregator.add (dummy_channel1, request);
ASSERT_TIMELY (5s, node1.aggregator.empty ());
ASSERT_TIMELY_EQ (5s, 2, node1.stats.count (nano::stat::type::aggregator, nano::stat::detail::aggregator_accepted));
ASSERT_EQ (0, node1.stats.count (nano::stat::type::aggregator, nano::stat::detail::aggregator_dropped));
ASSERT_TIMELY_EQ (5s, 0, node1.stats.count (nano::stat::type::requests, nano::stat::detail::requests_unknown));
ASSERT_TIMELY_EQ (5s, 1, node1.stats.count (nano::stat::type::requests, nano::stat::detail::requests_generated_hashes));
ASSERT_TIMELY_EQ (5s, 1, node1.stats.count (nano::stat::type::requests, nano::stat::detail::requests_generated_votes));
ASSERT_TIMELY_EQ (3s, 1, node1.stats.count (nano::stat::type::requests, nano::stat::detail::requests_cached_hashes));
ASSERT_TIMELY_EQ (3s, 1, node1.stats.count (nano::stat::type::requests, nano::stat::detail::requests_cached_votes));
ASSERT_TIMELY_EQ (3s, 0, node1.stats.count (nano::stat::type::requests, nano::stat::detail::requests_cannot_vote));
}
TEST (request_aggregator, split)
{
constexpr size_t max_vbh = nano::network::confirm_ack_hashes_max;
nano::test::system system;
nano::node_config node_config (nano::test::get_available_port (), system.logging);
node_config.frontiers_confirmation = nano::frontiers_confirmation_mode::disabled;
auto & node (*system.add_node (node_config));
system.wallet (0)->insert_adhoc (nano::dev::genesis_key.prv);
std::vector<std::pair<nano::block_hash, nano::root>> request;
std::vector<std::shared_ptr<nano::block>> blocks;
auto previous = nano::dev::genesis->hash ();
// Add max_vbh + 1 blocks and request votes for them
for (size_t i (0); i <= max_vbh; ++i)
{
nano::block_builder builder;
blocks.push_back (builder
.state ()
.account (nano::dev::genesis_key.pub)
.previous (previous)
.representative (nano::dev::genesis_key.pub)
.balance (nano::dev::constants.genesis_amount - (i + 1))
.link (nano::dev::genesis_key.pub)
.sign (nano::dev::genesis_key.prv, nano::dev::genesis_key.pub)
.work (*system.work.generate (previous))
.build ());
auto const & block = blocks.back ();
previous = block->hash ();
ASSERT_EQ (nano::process_result::progress, node.ledger.process (node.store.tx_begin_write (), *block).code);
request.emplace_back (block->hash (), block->root ());
}
// Confirm all blocks
node.block_confirm (blocks.back ());
auto election (node.active.election (blocks.back ()->qualified_root ()));
ASSERT_NE (nullptr, election);
election->force_confirm ();
ASSERT_TIMELY (5s, max_vbh + 2 == node.ledger.cache.cemented_count);
ASSERT_EQ (max_vbh + 1, request.size ());
auto client = std::make_shared<nano::transport::client_socket> (node);
std::shared_ptr<nano::transport::channel> dummy_channel = std::make_shared<nano::transport::channel_tcp> (node, client);
node.aggregator.add (dummy_channel, request);
ASSERT_EQ (1, node.aggregator.size ());
// In the ledger but no vote generated yet
ASSERT_TIMELY (3s, 2 == node.stats.count (nano::stat::type::requests, nano::stat::detail::requests_generated_votes));
ASSERT_TRUE (node.aggregator.empty ());
// Two votes were sent, the first one for 12 hashes and the second one for 1 hash
ASSERT_EQ (1, node.stats.count (nano::stat::type::aggregator, nano::stat::detail::aggregator_accepted));
ASSERT_EQ (0, node.stats.count (nano::stat::type::aggregator, nano::stat::detail::aggregator_dropped));
ASSERT_TIMELY (3s, 13 == node.stats.count (nano::stat::type::requests, nano::stat::detail::requests_generated_hashes));
ASSERT_TIMELY (3s, 2 == node.stats.count (nano::stat::type::requests, nano::stat::detail::requests_generated_votes));
ASSERT_TIMELY (3s, 0 == node.stats.count (nano::stat::type::requests, nano::stat::detail::requests_unknown));
ASSERT_TIMELY (3s, 0 == node.stats.count (nano::stat::type::requests, nano::stat::detail::requests_cached_hashes));
ASSERT_TIMELY (3s, 0 == node.stats.count (nano::stat::type::requests, nano::stat::detail::requests_cannot_vote));
ASSERT_TIMELY (3s, 2 == node.stats.count (nano::stat::type::message, nano::stat::detail::confirm_ack, nano::stat::dir::out));
}
TEST (request_aggregator, channel_lifetime)
{
nano::test::system system;
nano::node_config node_config (nano::test::get_available_port (), system.logging);
node_config.frontiers_confirmation = nano::frontiers_confirmation_mode::disabled;
auto & node (*system.add_node (node_config));
system.wallet (0)->insert_adhoc (nano::dev::genesis_key.prv);
nano::block_builder builder;
auto send1 = builder
.state ()
.account (nano::dev::genesis_key.pub)
.previous (nano::dev::genesis->hash ())
.representative (nano::dev::genesis_key.pub)
.balance (nano::dev::constants.genesis_amount - nano::Gxrb_ratio)
.link (nano::dev::genesis_key.pub)
.sign (nano::dev::genesis_key.prv, nano::dev::genesis_key.pub)
.work (*node.work_generate_blocking (nano::dev::genesis->hash ()))
.build_shared ();
ASSERT_EQ (nano::process_result::progress, node.ledger.process (node.store.tx_begin_write (), *send1).code);
std::vector<std::pair<nano::block_hash, nano::root>> request;
request.emplace_back (send1->hash (), send1->root ());
{
// The aggregator should extend the lifetime of the channel
auto client = std::make_shared<nano::transport::client_socket> (node);
std::shared_ptr<nano::transport::channel> dummy_channel = std::make_shared<nano::transport::channel_tcp> (node, client);
node.aggregator.add (dummy_channel, request);
}
ASSERT_EQ (1, node.aggregator.size ());
ASSERT_TIMELY (3s, 0 < node.stats.count (nano::stat::type::requests, nano::stat::detail::requests_generated_votes));
}
TEST (request_aggregator, channel_update)
{
nano::test::system system;
nano::node_config node_config (nano::test::get_available_port (), system.logging);
node_config.frontiers_confirmation = nano::frontiers_confirmation_mode::disabled;
auto & node (*system.add_node (node_config));
system.wallet (0)->insert_adhoc (nano::dev::genesis_key.prv);
nano::block_builder builder;
auto send1 = builder
.state ()
.account (nano::dev::genesis_key.pub)
.previous (nano::dev::genesis->hash ())
.representative (nano::dev::genesis_key.pub)
.balance (nano::dev::constants.genesis_amount - nano::Gxrb_ratio)
.link (nano::dev::genesis_key.pub)
.sign (nano::dev::genesis_key.prv, nano::dev::genesis_key.pub)
.work (*node.work_generate_blocking (nano::dev::genesis->hash ()))
.build_shared ();
ASSERT_EQ (nano::process_result::progress, node.ledger.process (node.store.tx_begin_write (), *send1).code);
std::vector<std::pair<nano::block_hash, nano::root>> request;
request.emplace_back (send1->hash (), send1->root ());
std::weak_ptr<nano::transport::channel> channel1_w;
{
auto client1 = std::make_shared<nano::transport::client_socket> (node);
std::shared_ptr<nano::transport::channel> dummy_channel1 = std::make_shared<nano::transport::channel_tcp> (node, client1);
channel1_w = dummy_channel1;
node.aggregator.add (dummy_channel1, request);
auto client2 = std::make_shared<nano::transport::client_socket> (node);
std::shared_ptr<nano::transport::channel> dummy_channel2 = std::make_shared<nano::transport::channel_tcp> (node, client2);
// The aggregator then hold channel2 and drop channel1
node.aggregator.add (dummy_channel2, request);
}
// Both requests were for the same endpoint, so only one pool should exist
ASSERT_EQ (1, node.aggregator.size ());
// channel1 is not being held anymore
ASSERT_EQ (nullptr, channel1_w.lock ());
ASSERT_TIMELY (3s, 0 < node.stats.count (nano::stat::type::requests, nano::stat::detail::requests_generated_votes) == 0);
}
TEST (request_aggregator, channel_max_queue)
{
nano::test::system system;
nano::node_config node_config (nano::test::get_available_port (), system.logging);
node_config.frontiers_confirmation = nano::frontiers_confirmation_mode::disabled;
node_config.max_queued_requests = 1;
auto & node (*system.add_node (node_config));
system.wallet (0)->insert_adhoc (nano::dev::genesis_key.prv);
nano::block_builder builder;
auto send1 = builder
.state ()
.account (nano::dev::genesis_key.pub)
.previous (nano::dev::genesis->hash ())
.representative (nano::dev::genesis_key.pub)
.balance (nano::dev::constants.genesis_amount - nano::Gxrb_ratio)
.link (nano::dev::genesis_key.pub)
.sign (nano::dev::genesis_key.prv, nano::dev::genesis_key.pub)
.work (*node.work_generate_blocking (nano::dev::genesis->hash ()))
.build_shared ();
ASSERT_EQ (nano::process_result::progress, node.ledger.process (node.store.tx_begin_write (), *send1).code);
std::vector<std::pair<nano::block_hash, nano::root>> request;
request.emplace_back (send1->hash (), send1->root ());
auto client = std::make_shared<nano::transport::client_socket> (node);
std::shared_ptr<nano::transport::channel> dummy_channel = std::make_shared<nano::transport::channel_tcp> (node, client);
node.aggregator.add (dummy_channel, request);
node.aggregator.add (dummy_channel, request);
ASSERT_TIMELY (3s, 1 == node.stats.count (nano::stat::type::aggregator, nano::stat::detail::aggregator_dropped));
}
TEST (request_aggregator, unique)
{
nano::test::system system;
nano::node_config node_config (nano::test::get_available_port (), system.logging);
node_config.frontiers_confirmation = nano::frontiers_confirmation_mode::disabled;
auto & node (*system.add_node (node_config));
system.wallet (0)->insert_adhoc (nano::dev::genesis_key.prv);
nano::block_builder builder;
auto send1 = builder
.state ()
.account (nano::dev::genesis_key.pub)
.previous (nano::dev::genesis->hash ())
.representative (nano::dev::genesis_key.pub)
.balance (nano::dev::constants.genesis_amount - nano::Gxrb_ratio)
.link (nano::dev::genesis_key.pub)
.sign (nano::dev::genesis_key.prv, nano::dev::genesis_key.pub)
.work (*node.work_generate_blocking (nano::dev::genesis->hash ()))
.build_shared ();
ASSERT_EQ (nano::process_result::progress, node.ledger.process (node.store.tx_begin_write (), *send1).code);
std::vector<std::pair<nano::block_hash, nano::root>> request;
request.emplace_back (send1->hash (), send1->root ());
auto client = std::make_shared<nano::transport::client_socket> (node);
std::shared_ptr<nano::transport::channel> dummy_channel = std::make_shared<nano::transport::channel_tcp> (node, client);
node.aggregator.add (dummy_channel, request);
node.aggregator.add (dummy_channel, request);
node.aggregator.add (dummy_channel, request);
node.aggregator.add (dummy_channel, request);
ASSERT_TIMELY (3s, 1 == node.stats.count (nano::stat::type::requests, nano::stat::detail::requests_generated_hashes));
ASSERT_TIMELY (3s, 1 == node.stats.count (nano::stat::type::requests, nano::stat::detail::requests_generated_votes));
}
namespace nano
{
TEST (request_aggregator, cannot_vote)
{
nano::test::system system;
nano::node_flags flags;
flags.disable_request_loop = true;
auto & node (*system.add_node (flags));
// This prevents activation of blocks which are cemented
node.confirmation_height_processor.cemented_observers.clear ();
nano::state_block_builder builder;
auto send1 = builder.make_block ()
.account (nano::dev::genesis_key.pub)
.previous (nano::dev::genesis->hash ())
.representative (nano::dev::genesis_key.pub)
.balance (nano::dev::constants.genesis_amount - 1)
.link (nano::dev::genesis_key.pub)
.sign (nano::dev::genesis_key.prv, nano::dev::genesis_key.pub)
.work (*system.work.generate (nano::dev::genesis->hash ()))
.build_shared ();
auto send2 = builder.make_block ()
.from (*send1)
.previous (send1->hash ())
.balance (send1->balance ().number () - 1)
.sign (nano::dev::genesis_key.prv, nano::dev::genesis_key.pub)
.work (*system.work.generate (send1->hash ()))
.build_shared ();
ASSERT_EQ (nano::process_result::progress, node.process (*send1).code);
ASSERT_EQ (nano::process_result::progress, node.process (*send2).code);
system.wallet (0)->insert_adhoc (nano::dev::genesis_key.prv);
ASSERT_FALSE (node.ledger.dependents_confirmed (node.store.tx_begin_read (), *send2));
std::vector<std::pair<nano::block_hash, nano::root>> request;
// Correct hash, correct root
request.emplace_back (send2->hash (), send2->root ());
// Incorrect hash, correct root
request.emplace_back (1, send2->root ());
auto client = std::make_shared<nano::transport::client_socket> (node);
std::shared_ptr<nano::transport::channel> dummy_channel = std::make_shared<nano::transport::channel_tcp> (node, client);
node.aggregator.add (dummy_channel, request);
ASSERT_EQ (1, node.aggregator.size ());
ASSERT_TIMELY (3s, node.aggregator.empty ());
ASSERT_EQ (1, node.stats.count (nano::stat::type::aggregator, nano::stat::detail::aggregator_accepted));
ASSERT_EQ (0, node.stats.count (nano::stat::type::aggregator, nano::stat::detail::aggregator_dropped));
ASSERT_TIMELY (3s, 2 == node.stats.count (nano::stat::type::requests, nano::stat::detail::requests_cannot_vote));
ASSERT_EQ (0, node.stats.count (nano::stat::type::requests, nano::stat::detail::requests_generated_votes));
ASSERT_EQ (0, node.stats.count (nano::stat::type::requests, nano::stat::detail::requests_cached_votes));
ASSERT_EQ (0, node.stats.count (nano::stat::type::requests, nano::stat::detail::requests_unknown));
ASSERT_EQ (0, node.stats.count (nano::stat::type::message, nano::stat::detail::confirm_ack, nano::stat::dir::out));
// With an ongoing election
node.block_confirm (send2);
node.aggregator.add (dummy_channel, request);
ASSERT_EQ (1, node.aggregator.size ());
ASSERT_TIMELY (3s, node.aggregator.empty ());
ASSERT_EQ (2, node.stats.count (nano::stat::type::aggregator, nano::stat::detail::aggregator_accepted));
ASSERT_EQ (0, node.stats.count (nano::stat::type::aggregator, nano::stat::detail::aggregator_dropped));
ASSERT_TIMELY (3s, 4 == node.stats.count (nano::stat::type::requests, nano::stat::detail::requests_cannot_vote));
ASSERT_EQ (0, node.stats.count (nano::stat::type::requests, nano::stat::detail::requests_generated_votes));
ASSERT_EQ (0, node.stats.count (nano::stat::type::requests, nano::stat::detail::requests_cached_votes));
ASSERT_EQ (0, node.stats.count (nano::stat::type::requests, nano::stat::detail::requests_unknown));
ASSERT_EQ (0, node.stats.count (nano::stat::type::message, nano::stat::detail::confirm_ack, nano::stat::dir::out));
// Confirm send1
node.block_confirm (send1);
auto election (node.active.election (send1->qualified_root ()));
ASSERT_NE (nullptr, election);
election->force_confirm ();
ASSERT_TIMELY (3s, node.ledger.dependents_confirmed (node.store.tx_begin_read (), *send2));
node.aggregator.add (dummy_channel, request);
ASSERT_EQ (1, node.aggregator.size ());
ASSERT_TIMELY (3s, node.aggregator.empty ());
ASSERT_EQ (3, node.stats.count (nano::stat::type::aggregator, nano::stat::detail::aggregator_accepted));
ASSERT_EQ (0, node.stats.count (nano::stat::type::aggregator, nano::stat::detail::aggregator_dropped));
ASSERT_EQ (4, node.stats.count (nano::stat::type::requests, nano::stat::detail::requests_cannot_vote));
ASSERT_TIMELY (3s, 1 == node.stats.count (nano::stat::type::requests, nano::stat::detail::requests_generated_hashes));
ASSERT_TIMELY (3s, 1 == node.stats.count (nano::stat::type::requests, nano::stat::detail::requests_generated_votes));
ASSERT_EQ (0, node.stats.count (nano::stat::type::requests, nano::stat::detail::requests_unknown));
ASSERT_TIMELY (3s, 1 <= node.stats.count (nano::stat::type::message, nano::stat::detail::confirm_ack, nano::stat::dir::out));
}
}