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[net/refactor] Clarify logic for selecting connections in ThreadOpenConnections

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This commit is contained in:
Amiti Uttarwar 2020-05-20 14:16:24 -07:00
parent 60156f5fc4
commit 4972c21b67
1 changed files with 10 additions and 5 deletions
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15
src/net.cpp
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@ -1936,15 +1936,20 @@ void CConnman::ThreadOpenConnections(const std::vector<std::string> connect)
LogPrint(BCLog::NET, "Making feeler connection to %s\n", addrConnect.ToString());
}
// Open this connection as block-relay-only if we're already at our
// full-relay capacity, but not yet at our block-relay peer limit.
bool block_relay_only = nOutboundBlockRelay < m_max_outbound_block_relay && nOutboundFullRelay >= m_max_outbound_full_relay;
ConnectionType conn_type;
if(fFeeler) {
// Determine what type of connection to open. If fFeeler is not
// set, open OUTBOUND connections until we meet our full-relay
// capacity. Then open BLOCK_RELAY connections until we hit our
// block-relay peer limit. Otherwise, default to opening an
// OUTBOUND connection.
if (fFeeler) {
conn_type = ConnectionType::FEELER;
} else if (block_relay_only) {
} else if (nOutboundFullRelay < m_max_outbound_full_relay) {
conn_type = ConnectionType::OUTBOUND;
} else if (nOutboundBlockRelay < m_max_outbound_block_relay) {
conn_type = ConnectionType::BLOCK_RELAY;
} else {
// GetTryNewOutboundPeer() is true
conn_type = ConnectionType::OUTBOUND;
}