diff options
Diffstat (limited to 'src/cryptonote_protocol/cryptonote_protocol_handler.inl')
| -rw-r--r-- | src/cryptonote_protocol/cryptonote_protocol_handler.inl | 24 |
1 files changed, 22 insertions, 2 deletions
diff --git a/src/cryptonote_protocol/cryptonote_protocol_handler.inl b/src/cryptonote_protocol/cryptonote_protocol_handler.inl index 3cbfbbe85..cd0b059fe 100644 --- a/src/cryptonote_protocol/cryptonote_protocol_handler.inl +++ b/src/cryptonote_protocol/cryptonote_protocol_handler.inl @@ -308,9 +308,9 @@ namespace cryptonote if (version >= 6 && version != hshd.top_version) { if (version < hshd.top_version && version == m_core.get_ideal_hard_fork_version()) - MCLOG_RED(el::Level::Warning, "global", context << " peer claims higher version than we think (" << + MDEBUG(context << " peer claims higher version than we think (" << (unsigned)hshd.top_version << " for " << (hshd.current_height - 1) << " instead of " << (unsigned)version << - ") - we may be forked from the network and a software upgrade may be needed"); + ") - we may be forked from the network and a software upgrade may be needed, or that peer is broken or malicious"); return false; } } @@ -793,6 +793,12 @@ namespace cryptonote int t_cryptonote_protocol_handler<t_core>::handle_request_fluffy_missing_tx(int command, NOTIFY_REQUEST_FLUFFY_MISSING_TX::request& arg, cryptonote_connection_context& context) { MLOG_P2P_MESSAGE("Received NOTIFY_REQUEST_FLUFFY_MISSING_TX (" << arg.missing_tx_indices.size() << " txes), block hash " << arg.block_hash); + if (context.m_state == cryptonote_connection_context::state_before_handshake) + { + LOG_ERROR_CCONTEXT("Requested fluffy tx before handshake, dropping connection"); + drop_connection(context, false, false); + return 1; + } std::vector<std::pair<cryptonote::blobdata, block>> local_blocks; std::vector<cryptonote::blobdata> local_txs; @@ -884,6 +890,8 @@ namespace cryptonote int t_cryptonote_protocol_handler<t_core>::handle_notify_get_txpool_complement(int command, NOTIFY_GET_TXPOOL_COMPLEMENT::request& arg, cryptonote_connection_context& context) { MLOG_P2P_MESSAGE("Received NOTIFY_GET_TXPOOL_COMPLEMENT (" << arg.hashes.size() << " txes)"); + if(context.m_state != cryptonote_connection_context::state_normal) + return 1; std::vector<std::pair<cryptonote::blobdata, block>> local_blocks; std::vector<cryptonote::blobdata> local_txs; @@ -987,6 +995,12 @@ namespace cryptonote template<class t_core> int t_cryptonote_protocol_handler<t_core>::handle_request_get_objects(int command, NOTIFY_REQUEST_GET_OBJECTS::request& arg, cryptonote_connection_context& context) { + if (context.m_state == cryptonote_connection_context::state_before_handshake) + { + LOG_ERROR_CCONTEXT("Requested objects before handshake, dropping connection"); + drop_connection(context, false, false); + return 1; + } MLOG_P2P_MESSAGE("Received NOTIFY_REQUEST_GET_OBJECTS (" << arg.blocks.size() << " blocks)"); if (arg.blocks.size() > CURRENCY_PROTOCOL_MAX_OBJECT_REQUEST_COUNT) { @@ -1717,6 +1731,12 @@ skip: int t_cryptonote_protocol_handler<t_core>::handle_request_chain(int command, NOTIFY_REQUEST_CHAIN::request& arg, cryptonote_connection_context& context) { MLOG_P2P_MESSAGE("Received NOTIFY_REQUEST_CHAIN (" << arg.block_ids.size() << " blocks"); + if (context.m_state == cryptonote_connection_context::state_before_handshake) + { + LOG_ERROR_CCONTEXT("Requested chain before handshake, dropping connection"); + drop_connection(context, false, false); + return 1; + } NOTIFY_RESPONSE_CHAIN_ENTRY::request r; if(!m_core.find_blockchain_supplement(arg.block_ids, !arg.prune, r)) { |