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Merge pull request #7271

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4e74385a1 fix accessing an network address in a deleted context (moneromooo-monero)
This commit is contained in:
Alexander Blair 2021-01-03 18:24:50 -08:00
commit dbaf95ac77
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GPG key ID: C64552D877C32479
2 changed files with 15 additions and 9 deletions
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9
src/cryptonote_protocol/cryptonote_protocol_handler.inl
View file

@ -2835,12 +2835,15 @@ skip:
epee::string_tools::to_string_hex(context.m_pruning_seed) <<
"), score " << score << ", flush_all_spans " << flush_all_spans);
if (score > 0)
m_p2p->add_host_fail(context.m_remote_address, score);
m_block_queue.flush_spans(context.m_connection_id, flush_all_spans);
// copy since dropping the connection will invalidate the context, and thus the address
const auto remote_address = context.m_remote_address;
m_p2p->drop_connection(context);
if (score > 0)
m_p2p->add_host_fail(remote_address, score);
}
//------------------------------------------------------------------------------------------------------------------------
template<class t_core>

15
src/p2p/net_node.inl
View file

@ -1217,8 +1217,9 @@ namespace nodetool
if(!handle_remote_peerlist(rsp.local_peerlist_new, context))
{
LOG_WARNING_CC(context, "COMMAND_TIMED_SYNC: failed to handle_remote_peerlist(...), closing connection.");
const auto remote_address = context.m_remote_address;
m_network_zones.at(context.m_remote_address.get_zone()).m_net_server.get_config_object().close(context.m_connection_id );
add_host_fail(context.m_remote_address);
add_host_fail(remote_address);
}
if(!context.m_is_income)
m_network_zones.at(context.m_remote_address.get_zone()).m_peerlist.set_peer_just_seen(context.peer_id, context.m_remote_address, context.m_pruning_seed, context.m_rpc_port, context.m_rpc_credits_per_hash);
@ -1382,7 +1383,7 @@ namespace nodetool
if(just_take_peerlist)
{
zone.m_net_server.get_config_object().close(con->m_connection_id);
LOG_DEBUG_CC(*con, "CONNECTION HANDSHAKED OK AND CLOSED.");
MDEBUG(na.str() << "CONNECTION HANDSHAKED OK AND CLOSED.");
return true;
}
@ -1444,7 +1445,7 @@ namespace nodetool
zone.m_net_server.get_config_object().close(con->m_connection_id);
LOG_DEBUG_CC(*con, "CONNECTION HANDSHAKED OK AND CLOSED.");
MDEBUG(na.str() << "CONNECTION HANDSHAKED OK AND CLOSED.");
return true;
}
@ -2472,12 +2473,14 @@ namespace nodetool
template<class t_payload_net_handler>
int node_server<t_payload_net_handler>::handle_handshake(int command, typename COMMAND_HANDSHAKE::request& arg, typename COMMAND_HANDSHAKE::response& rsp, p2p_connection_context& context)
{
// copy since dropping the connection will invalidate the context, and thus the address
const auto remote_address = context.m_remote_address;
if(arg.node_data.network_id != m_network_id)
{
LOG_INFO_CC(context, "WRONG NETWORK AGENT CONNECTED! id=" << arg.node_data.network_id);
drop_connection(context);
add_host_fail(context.m_remote_address);
add_host_fail(remote_address);
return 1;
}
@ -2485,7 +2488,7 @@ namespace nodetool
{
LOG_WARNING_CC(context, "COMMAND_HANDSHAKE came not from incoming connection");
drop_connection(context);
add_host_fail(context.m_remote_address);
add_host_fail(remote_address);
return 1;
}