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protocol: drop peers we can't download anything from in sync mode

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instead of the (incorrect) check for whether we think we might have
a user for it at some point in the near future. We can reconnect.
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moneromooo-monero 2020-12-15 12:49:37 +00:00
parent e5decd0cde
commit af0a25544e
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1 changed files with 5 additions and 19 deletions
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24
src/cryptonote_protocol/cryptonote_protocol_handler.inl
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@ -2298,30 +2298,16 @@ skip:
return true;
}
// 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)
// 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())
{
// 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: