diff options
Diffstat (limited to 'src')
| -rw-r--r-- | src/cryptonote_protocol/cryptonote_protocol_handler.inl | 37 |
1 files changed, 19 insertions, 18 deletions
diff --git a/src/cryptonote_protocol/cryptonote_protocol_handler.inl b/src/cryptonote_protocol/cryptonote_protocol_handler.inl index 810f044e8..cda28368a 100644 --- a/src/cryptonote_protocol/cryptonote_protocol_handler.inl +++ b/src/cryptonote_protocol/cryptonote_protocol_handler.inl @@ -2309,16 +2309,30 @@ skip: return true; } - // we can do nothing, so drop this peer to make room for others unless we think we've downloaded all we need - const uint64_t blockchain_height = m_core.get_current_blockchain_height(); - if (std::max(blockchain_height, m_block_queue.get_next_needed_height(blockchain_height)) >= m_core.get_target_blockchain_height()) + // if we're still around, we might be at a point where the peer is pruned, so we could either + // drop it to make space for other peers, or ask for a span further down the line + const uint32_t next_stripe = get_next_needed_pruning_stripe().first; + const uint32_t peer_stripe = tools::get_pruning_stripe(context.m_pruning_seed); + const uint32_t local_stripe = tools::get_pruning_stripe(m_core.get_blockchain_pruning_seed()); + if (!(m_sync_pruned_blocks && peer_stripe == local_stripe) && next_stripe && peer_stripe && next_stripe != peer_stripe) { + // at this point, we have to either close the connection, or start getting blocks past the + // current point, or become dormant + MDEBUG(context << "this peer is pruned at seed " << epee::string_tools::to_string_hex(context.m_pruning_seed) << + ", next stripe needed is " << next_stripe); + if (!context.m_is_income) + { + if (should_drop_connection(context, next_stripe)) + { + m_p2p->add_used_stripe_peer(context); + return false; // drop outgoing connections + } + } + // we'll get back stuck waiting for the go ahead context.m_state = cryptonote_connection_context::state_normal; MLOG_PEER_STATE("Nothing to do for now, switching to normal state"); return true; } - MLOG_PEER_STATE("We can download nothing from this peer, dropping"); - return false; } skip: @@ -2559,8 +2573,6 @@ skip: } std::unordered_set<crypto::hash> hashes; - uint64_t height = arg.start_height; - const uint64_t blockchain_height = m_core.get_current_blockchain_height(); for (const auto &h: arg.m_block_ids) { if (!hashes.insert(h).second) @@ -2569,17 +2581,6 @@ skip: drop_connection(context, true, false); return 1; } - if (height < blockchain_height) - { - const crypto::hash block_in_chain = m_core.get_block_id_by_height(height); - if ((height < context.m_expect_height - 1 && block_in_chain == h) || (height == context.m_expect_height - 1 && block_in_chain != h)) - { - LOG_ERROR_CCONTEXT("sent existing block " << h << " at height " << height << ", expected height was " << context.m_expect_height << ", dropping connection"); - drop_connection(context, true, false); - return 1; - } - } - ++height; } uint64_t n_use_blocks = m_core.prevalidate_block_hashes(arg.start_height, arg.m_block_ids, arg.m_block_weights); |