276 lines
12 KiB
C++
276 lines
12 KiB
C++
#include <nano/lib/blocks.hpp>
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#include <nano/lib/logging.hpp>
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#include <nano/node/active_transactions.hpp>
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#include <nano/node/confirming_set.hpp>
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#include <nano/node/election.hpp>
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#include <nano/node/make_store.hpp>
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#include <nano/secure/ledger.hpp>
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#include <nano/test_common/ledger.hpp>
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#include <nano/test_common/system.hpp>
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#include <nano/test_common/testutil.hpp>
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#include <gtest/gtest.h>
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#include <latch>
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using namespace std::chrono_literals;
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TEST (confirming_set, construction)
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{
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auto ctx = nano::test::context::ledger_empty ();
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nano::confirming_set confirming_set (ctx.ledger ());
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}
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TEST (confirming_set, add_exists)
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{
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auto ctx = nano::test::context::ledger_send_receive ();
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nano::confirming_set confirming_set (ctx.ledger ());
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auto send = ctx.blocks ()[0];
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confirming_set.add (send->hash ());
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ASSERT_TRUE (confirming_set.exists (send->hash ()));
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}
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TEST (confirming_set, process_one)
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{
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auto ctx = nano::test::context::ledger_send_receive ();
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nano::confirming_set confirming_set (ctx.ledger ());
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std::atomic<int> count = 0;
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std::mutex mutex;
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std::condition_variable condition;
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confirming_set.cemented_observers.add ([&] (auto const &) { ++count; condition.notify_all (); });
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confirming_set.add (ctx.blocks ()[0]->hash ());
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nano::test::start_stop_guard guard{ confirming_set };
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std::unique_lock lock{ mutex };
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ASSERT_TRUE (condition.wait_for (lock, 5s, [&] () { return count == 1; }));
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ASSERT_EQ (1, ctx.stats ().count (nano::stat::type::confirmation_height, nano::stat::detail::blocks_confirmed, nano::stat::dir::in));
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ASSERT_EQ (2, ctx.ledger ().cemented_count ());
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}
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TEST (confirming_set, process_multiple)
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{
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auto ctx = nano::test::context::ledger_send_receive ();
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nano::confirming_set confirming_set (ctx.ledger ());
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std::atomic<int> count = 0;
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std::mutex mutex;
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std::condition_variable condition;
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confirming_set.cemented_observers.add ([&] (auto const &) { ++count; condition.notify_all (); });
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confirming_set.add (ctx.blocks ()[0]->hash ());
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confirming_set.add (ctx.blocks ()[1]->hash ());
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nano::test::start_stop_guard guard{ confirming_set };
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std::unique_lock lock{ mutex };
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ASSERT_TRUE (condition.wait_for (lock, 5s, [&] () { return count == 2; }));
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ASSERT_EQ (2, ctx.stats ().count (nano::stat::type::confirmation_height, nano::stat::detail::blocks_confirmed, nano::stat::dir::in));
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ASSERT_EQ (3, ctx.ledger ().cemented_count ());
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}
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TEST (confirmation_callback, observer_callbacks)
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{
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nano::test::system system;
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nano::node_flags node_flags;
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nano::node_config node_config = system.default_config ();
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node_config.frontiers_confirmation = nano::frontiers_confirmation_mode::disabled;
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auto node = system.add_node (node_config, node_flags);
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system.wallet (0)->insert_adhoc (nano::dev::genesis_key.prv);
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nano::block_hash latest (node->latest (nano::dev::genesis_key.pub));
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nano::keypair key1;
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nano::block_builder builder;
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auto send = builder
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.send ()
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.previous (latest)
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.destination (key1.pub)
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.balance (nano::dev::constants.genesis_amount - nano::Gxrb_ratio)
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.sign (nano::dev::genesis_key.prv, nano::dev::genesis_key.pub)
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.work (*system.work.generate (latest))
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.build ();
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auto send1 = builder
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.send ()
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.previous (send->hash ())
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.destination (key1.pub)
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.balance (nano::dev::constants.genesis_amount - nano::Gxrb_ratio * 2)
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.sign (nano::dev::genesis_key.prv, nano::dev::genesis_key.pub)
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.work (*system.work.generate (send->hash ()))
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.build ();
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{
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auto transaction = node->ledger.tx_begin_write ();
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ASSERT_EQ (nano::block_status::progress, node->ledger.process (transaction, send));
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ASSERT_EQ (nano::block_status::progress, node->ledger.process (transaction, send1));
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}
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node->confirming_set.add (send1->hash ());
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// Callback is performed for all blocks that are confirmed
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ASSERT_TIMELY_EQ (5s, 2, node->ledger.stats.count (nano::stat::type::confirmation_observer, nano::stat::detail::all, nano::stat::dir::out));
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ASSERT_EQ (2, node->stats.count (nano::stat::type::confirmation_height, nano::stat::detail::blocks_confirmed, nano::stat::dir::in));
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ASSERT_EQ (3, node->ledger.cemented_count ());
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ASSERT_EQ (0, node->active.election_winner_details_size ());
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}
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// The callback and confirmation history should only be updated after confirmation height is set (and not just after voting)
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TEST (confirmation_callback, confirmed_history)
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{
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nano::test::system system;
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nano::node_flags node_flags;
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node_flags.force_use_write_queue = true;
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node_flags.disable_ascending_bootstrap = true;
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nano::node_config node_config = system.default_config ();
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node_config.frontiers_confirmation = nano::frontiers_confirmation_mode::disabled;
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auto node = system.add_node (node_config, node_flags);
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nano::block_hash latest (node->latest (nano::dev::genesis_key.pub));
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nano::keypair key1;
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nano::block_builder builder;
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auto send = builder
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.send ()
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.previous (latest)
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.destination (key1.pub)
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.balance (nano::dev::constants.genesis_amount - nano::Gxrb_ratio)
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.sign (nano::dev::genesis_key.prv, nano::dev::genesis_key.pub)
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.work (*system.work.generate (latest))
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.build ();
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{
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auto transaction = node->ledger.tx_begin_write ();
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ASSERT_EQ (nano::block_status::progress, node->ledger.process (transaction, send));
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}
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auto send1 = builder
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.send ()
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.previous (send->hash ())
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.destination (key1.pub)
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.balance (nano::dev::constants.genesis_amount - nano::Gxrb_ratio * 2)
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.sign (nano::dev::genesis_key.prv, nano::dev::genesis_key.pub)
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.work (*system.work.generate (send->hash ()))
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.build ();
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node->process_active (send1);
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std::shared_ptr<nano::election> election;
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ASSERT_TIMELY (5s, election = nano::test::start_election (system, *node, send1->hash ()));
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{
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// The write guard prevents the confirmation height processor doing any writes
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auto write_guard = node->store.write_queue.wait (nano::store::writer::testing);
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// Confirm send1
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election->force_confirm ();
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ASSERT_TIMELY_EQ (10s, node->active.size (), 0);
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ASSERT_EQ (0, node->active.recently_cemented.list ().size ());
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ASSERT_TRUE (node->active.empty ());
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auto transaction = node->ledger.tx_begin_read ();
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ASSERT_FALSE (node->ledger.block_confirmed (transaction, send->hash ()));
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ASSERT_TIMELY (10s, node->store.write_queue.contains (nano::store::writer::confirmation_height));
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// Confirm that no inactive callbacks have been called when the confirmation height processor has already iterated over it, waiting to write
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ASSERT_ALWAYS_EQ (50ms, 0, node->stats.count (nano::stat::type::confirmation_observer, nano::stat::detail::inactive_conf_height, nano::stat::dir::out));
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}
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ASSERT_TIMELY (10s, !node->store.write_queue.contains (nano::store::writer::confirmation_height));
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auto transaction = node->ledger.tx_begin_read ();
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ASSERT_TRUE (node->ledger.block_confirmed (transaction, send->hash ()));
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ASSERT_TIMELY_EQ (10s, node->active.size (), 0);
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ASSERT_TIMELY_EQ (10s, node->stats.count (nano::stat::type::confirmation_observer, nano::stat::detail::active_quorum, nano::stat::dir::out), 1);
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// Each block that's confirmed is in the recently_cemented history
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ASSERT_EQ (2, node->active.recently_cemented.list ().size ());
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ASSERT_TRUE (node->active.empty ());
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// Confirm the callback is not called under this circumstance
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ASSERT_TIMELY_EQ (5s, 1, node->stats.count (nano::stat::type::confirmation_observer, nano::stat::detail::active_quorum, nano::stat::dir::out));
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ASSERT_TIMELY_EQ (5s, 1, node->stats.count (nano::stat::type::confirmation_observer, nano::stat::detail::inactive_conf_height, nano::stat::dir::out));
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ASSERT_TIMELY_EQ (5s, 2, node->stats.count (nano::stat::type::confirmation_height, nano::stat::detail::blocks_confirmed, nano::stat::dir::in));
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ASSERT_EQ (3, node->ledger.cemented_count ());
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ASSERT_EQ (0, node->active.election_winner_details_size ());
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}
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TEST (confirmation_callback, dependent_election)
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{
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nano::test::system system;
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nano::node_flags node_flags;
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node_flags.force_use_write_queue = true;
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nano::node_config node_config = system.default_config ();
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node_config.frontiers_confirmation = nano::frontiers_confirmation_mode::disabled;
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auto node = system.add_node (node_config, node_flags);
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nano::block_hash latest (node->latest (nano::dev::genesis_key.pub));
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nano::keypair key1;
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nano::block_builder builder;
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auto send = builder
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.send ()
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.previous (latest)
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.destination (key1.pub)
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.balance (nano::dev::constants.genesis_amount - nano::Gxrb_ratio)
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.sign (nano::dev::genesis_key.prv, nano::dev::genesis_key.pub)
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.work (*system.work.generate (latest))
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.build ();
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auto send1 = builder
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.send ()
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.previous (send->hash ())
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.destination (key1.pub)
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.balance (nano::dev::constants.genesis_amount - nano::Gxrb_ratio * 2)
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.sign (nano::dev::genesis_key.prv, nano::dev::genesis_key.pub)
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.work (*system.work.generate (send->hash ()))
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.build ();
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auto send2 = builder
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.send ()
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.previous (send1->hash ())
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.destination (key1.pub)
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.balance (nano::dev::constants.genesis_amount - nano::Gxrb_ratio * 3)
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.sign (nano::dev::genesis_key.prv, nano::dev::genesis_key.pub)
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.work (*system.work.generate (send1->hash ()))
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.build ();
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{
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auto transaction = node->ledger.tx_begin_write ();
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ASSERT_EQ (nano::block_status::progress, node->ledger.process (transaction, send));
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ASSERT_EQ (nano::block_status::progress, node->ledger.process (transaction, send1));
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ASSERT_EQ (nano::block_status::progress, node->ledger.process (transaction, send2));
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}
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// This election should be confirmed as active_conf_height
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ASSERT_TRUE (nano::test::start_election (system, *node, send1->hash ()));
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// Start an election and confirm it
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auto election = nano::test::start_election (system, *node, send2->hash ());
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ASSERT_NE (nullptr, election);
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election->force_confirm ();
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// Wait for blocks to be confirmed in ledger, callbacks will happen after
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ASSERT_TIMELY_EQ (5s, 3, node->stats.count (nano::stat::type::confirmation_height, nano::stat::detail::blocks_confirmed, nano::stat::dir::in));
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// Once the item added to the confirming set no longer exists, callbacks have completed
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ASSERT_TIMELY (5s, !node->confirming_set.exists (send2->hash ()));
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ASSERT_TIMELY_EQ (5s, 1, node->stats.count (nano::stat::type::confirmation_observer, nano::stat::detail::active_quorum, nano::stat::dir::out));
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ASSERT_TIMELY_EQ (5s, 1, node->stats.count (nano::stat::type::confirmation_observer, nano::stat::detail::active_conf_height, nano::stat::dir::out));
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ASSERT_TIMELY_EQ (5s, 1, node->stats.count (nano::stat::type::confirmation_observer, nano::stat::detail::inactive_conf_height, nano::stat::dir::out));
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ASSERT_EQ (4, node->ledger.cemented_count ());
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ASSERT_EQ (0, node->active.election_winner_details_size ());
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}
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TEST (confirmation_callback, election_winner_details_clearing_node_process_confirmed)
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{
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// Make sure election_winner_details is also cleared if the block never enters the confirmation height processor from node::process_confirmed
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nano::test::system system (1);
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auto node = system.nodes.front ();
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nano::block_builder builder;
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auto send = builder
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.send ()
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.previous (nano::dev::genesis->hash ())
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.destination (nano::dev::genesis_key.pub)
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.balance (nano::dev::constants.genesis_amount - nano::Gxrb_ratio)
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.sign (nano::dev::genesis_key.prv, nano::dev::genesis_key.pub)
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.work (*system.work.generate (nano::dev::genesis->hash ()))
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.build ();
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// Add to election_winner_details. Use an unrealistic iteration so that it should fall into the else case and do a cleanup
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node->active.add_election_winner_details (send->hash (), nullptr);
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nano::election_status election;
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election.winner = send;
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node->process_confirmed (election, 1000000);
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ASSERT_EQ (0, node->active.election_winner_details_size ());
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}
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