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Merge pull request #5933

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3455efa ban peers sending bad pow outright (moneromooo-monero)
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luigi1111 2019-10-14 18:07:54 -05:00
commit dc48cdc998
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GPG key ID: F4ACA0183641E010
9 changed files with 25 additions and 15 deletions
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1
src/cryptonote_protocol/cryptonote_protocol_handler.h
View file

@ -139,6 +139,7 @@ namespace cryptonote
bool should_download_next_span(cryptonote_connection_context& context, bool standby);
bool should_ask_for_pruned_data(cryptonote_connection_context& context, uint64_t first_block_height, uint64_t nblocks, bool check_block_weights) const;
void drop_connection(cryptonote_connection_context &context, bool add_fail, bool flush_all_spans);
void drop_connection_with_score(cryptonote_connection_context &context, unsigned int score, bool flush_all_spans);
bool kick_idle_peers();
bool check_standby_peers();
bool update_sync_search();

20
src/cryptonote_protocol/cryptonote_protocol_handler.inl
View file

@ -477,7 +477,7 @@ namespace cryptonote
if(bvc.m_verifivation_failed)
{
LOG_PRINT_CCONTEXT_L0("Block verification failed, dropping connection");
drop_connection(context, true, false);
drop_connection_with_score(context, bvc.m_bad_pow ? P2P_IP_FAILS_BEFORE_BLOCK : 1, false);
return 1;
}
if(bvc.m_added_to_main_chain)
@ -751,7 +751,7 @@ namespace cryptonote
if( bvc.m_verifivation_failed )
{
LOG_PRINT_CCONTEXT_L0("Block verification failed, dropping connection");
drop_connection(context, true, false);
drop_connection_with_score(context, bvc.m_bad_pow ? P2P_IP_FAILS_BEFORE_BLOCK : 1, false);
return 1;
}
if( bvc.m_added_to_main_chain )
@ -1374,7 +1374,7 @@ namespace cryptonote
{
if (!m_p2p->for_connection(span_connection_id, [&](cryptonote_connection_context& context, nodetool::peerid_type peer_id, uint32_t f)->bool{
LOG_PRINT_CCONTEXT_L1("Block verification failed, dropping connection");
drop_connection(context, true, true);
drop_connection_with_score(context, bvc.m_bad_pow ? P2P_IP_FAILS_BEFORE_BLOCK : 1, true);
return 1;
}))
LOG_ERROR_CCONTEXT("span connection id not found");
@ -2428,14 +2428,14 @@ skip:
}
//------------------------------------------------------------------------------------------------------------------------
template<class t_core>
void t_cryptonote_protocol_handler<t_core>::drop_connection(cryptonote_connection_context &context, bool add_fail, bool flush_all_spans)
void t_cryptonote_protocol_handler<t_core>::drop_connection_with_score(cryptonote_connection_context &context, unsigned score, bool flush_all_spans)
{
LOG_DEBUG_CC(context, "dropping connection id " << context.m_connection_id << " (pruning seed " <<
epee::string_tools::to_string_hex(context.m_pruning_seed) <<
"), add_fail " << add_fail << ", flush_all_spans " << flush_all_spans);
"), score " << score << ", flush_all_spans " << flush_all_spans);
if (add_fail)
m_p2p->add_host_fail(context.m_remote_address);
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);
@ -2443,6 +2443,12 @@ skip:
}
//------------------------------------------------------------------------------------------------------------------------
template<class t_core>
void t_cryptonote_protocol_handler<t_core>::drop_connection(cryptonote_connection_context &context, bool add_fail, bool flush_all_spans)
{
return drop_connection_with_score(context, add_fail ? 1 : 0, flush_all_spans);
}
//------------------------------------------------------------------------------------------------------------------------
template<class t_core>
void t_cryptonote_protocol_handler<t_core>::on_connection_close(cryptonote_connection_context &context)
{
uint64_t target = 0;