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-rw-r--r--src/net.cpp34
1 files changed, 33 insertions, 1 deletions
diff --git a/src/net.cpp b/src/net.cpp
index a07b22bf5d..1687900ed7 100644
--- a/src/net.cpp
+++ b/src/net.cpp
@@ -1670,6 +1670,36 @@ void CConnman::ProcessOneShot()
}
}
+bool CConnman::GetTryNewOutboundPeer()
+{
+ return m_try_another_outbound_peer;
+}
+
+void CConnman::SetTryNewOutboundPeer(bool flag)
+{
+ m_try_another_outbound_peer = flag;
+}
+
+// Return the number of peers we have over our outbound connection limit
+// Exclude peers that are marked for disconnect, or are going to be
+// disconnected soon (eg one-shots and feelers)
+// Also exclude peers that haven't finished initial connection handshake yet
+// (so that we don't decide we're over our desired connection limit, and then
+// evict some peer that has finished the handshake)
+int CConnman::GetExtraOutboundCount()
+{
+ int nOutbound = 0;
+ {
+ LOCK(cs_vNodes);
+ for (CNode* pnode : vNodes) {
+ if (!pnode->fInbound && !pnode->m_manual_connection && !pnode->fFeeler && !pnode->fDisconnect && !pnode->fOneShot && pnode->fSuccessfullyConnected) {
+ ++nOutbound;
+ }
+ }
+ }
+ return std::max(nOutbound - nMaxOutbound, 0);
+}
+
void CConnman::ThreadOpenConnections()
{
// Connect to specific addresses
@@ -1764,7 +1794,8 @@ void CConnman::ThreadOpenConnections()
// * Only make a feeler connection once every few minutes.
//
bool fFeeler = false;
- if (nOutbound >= nMaxOutbound) {
+
+ if (nOutbound >= nMaxOutbound && !GetTryNewOutboundPeer()) {
int64_t nTime = GetTimeMicros(); // The current time right now (in microseconds).
if (nTime > nNextFeeler) {
nNextFeeler = PoissonNextSend(nTime, FEELER_INTERVAL);
@@ -2207,6 +2238,7 @@ CConnman::CConnman(uint64_t nSeed0In, uint64_t nSeed1In) : nSeed0(nSeed0In), nSe
semOutbound = nullptr;
semAddnode = nullptr;
flagInterruptMsgProc = false;
+ SetTryNewOutboundPeer(false);
Options connOptions;
Init(connOptions);