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Add modify callback to prevent violating boost multiindex invariants (#1979)

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* Add modify callback to prevent violating boost multiindex invariants

* Remove BOOST_MULTI_INDEX_ENABLE_SAFE_MODE

* Update tests
This commit is contained in:
cryptocode 2019-05-14 12:26:35 +02:00 • committed by clemahieu
commit 78db0d7bce
3 changed files with 17 additions and 10 deletions
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10
nano/core_test/peer_container.cpp
View file

@ -58,12 +58,14 @@ TEST (peer_container, split)
nano::endpoint endpoint2 (boost::asio::ip::address_v6::loopback (), 101);
auto channel1 (system.nodes[0]->network.udp_channels.insert (endpoint1, 0));
ASSERT_NE (nullptr, channel1);
channel1->set_last_packet_received (now - std::chrono::seconds (1));
system.nodes[0]->network.udp_channels.modify (channel1);
system.nodes[0]->network.udp_channels.modify (channel1, [&now](auto channel) {
channel->set_last_packet_received (now - std::chrono::seconds (1));
});
auto channel2 (system.nodes[0]->network.udp_channels.insert (endpoint2, 0));
ASSERT_NE (nullptr, channel2);
channel2->set_last_packet_received (now + std::chrono::seconds (1));
system.nodes[0]->network.udp_channels.modify (channel2);
system.nodes[0]->network.udp_channels.modify (channel2, [&now](auto channel) {
channel->set_last_packet_received (now + std::chrono::seconds (1));
});
ASSERT_EQ (2, system.nodes[0]->network.size ());
ASSERT_EQ (2, system.nodes[0]->network.udp_channels.size ());
system.nodes[0]->network.cleanup (now);

15
nano/node/transport/udp.cpp
View file

@ -493,7 +493,9 @@ public:
auto channel (node.network.udp_channels.insert (endpoint, message_a.header.version_using));
if (channel)
{
channel->set_node_id (message_a.response->first);
node.network.udp_channels.modify (channel, [&message_a](std::shared_ptr<nano::transport::channel_udp> channel_a) {
channel_a->set_node_id (message_a.response->first);
});
}
}
}
@ -517,8 +519,9 @@ public:
auto channel (node.network.udp_channels.channel (endpoint));
if (channel)
{
channel->set_last_packet_received (std::chrono::steady_clock::now ());
node.network.udp_channels.modify (channel);
node.network.udp_channels.modify (channel, [](std::shared_ptr<nano::transport::channel_udp> channel_a) {
channel_a->set_last_packet_received (std::chrono::steady_clock::now ());
});
node.process_message (message_a, channel);
}
}
@ -833,12 +836,14 @@ std::deque<std::shared_ptr<nano::transport::channel_udp>> nano::transport::udp_c
return result;
}
void nano::transport::udp_channels::modify (std::shared_ptr<nano::transport::channel_udp> channel_a)
void nano::transport::udp_channels::modify (std::shared_ptr<nano::transport::channel_udp> channel_a, std::function<void(std::shared_ptr<nano::transport::channel_udp>)> modify_callback_a)
{
std::lock_guard<std::mutex> lock (mutex);
auto existing (channels.get<endpoint_tag> ().find (channel_a->endpoint));
if (existing != channels.get<endpoint_tag> ().end ())
{
channels.get<endpoint_tag> ().modify (existing, [](channel_udp_wrapper &) {});
channels.get<endpoint_tag> ().modify (existing, [modify_callback_a](channel_udp_wrapper & wrapper_a) {
modify_callback_a (wrapper_a.channel);
});
}
}

2
nano/node/transport/udp.hpp
View file

@ -124,7 +124,7 @@ namespace transport
std::deque<std::shared_ptr<nano::transport::channel_udp>> list (size_t);
// A list of random peers sized for the configured rebroadcast fanout
std::deque<std::shared_ptr<nano::transport::channel_udp>> list_fanout ();
void modify (std::shared_ptr<nano::transport::channel_udp>);
void modify (std::shared_ptr<nano::transport::channel_udp>, std::function<void(std::shared_ptr<nano::transport::channel_udp>)>);
// Maximum number of peers per IP
static size_t constexpr max_peers_per_ip = 10;
static std::chrono::seconds constexpr syn_cookie_cutoff = std::chrono::seconds (5);