Method DisconnectNodes

src/net.cpp:1311–1359

}

void CConnman::DisconnectNodes()
{
    {
        LOCK(m_nodes_mutex);

        if (!fNetworkActive) {
            // Disconnect any connected nodes
            for (CNode* pnode : m_nodes) {
                if (!pnode->fDisconnect) {
                    LogPrint(BCLog::NET, "Network not active, dropping peer=%d\n", pnode->GetId());
                    pnode->fDisconnect = true;
                }
            }
        }

        // Disconnect unused nodes
        std::vector<CNode*> nodes_copy = m_nodes;
        for (CNode* pnode : nodes_copy)
        {
            if (pnode->fDisconnect)
            {
                // remove from m_nodes
                m_nodes.erase(remove(m_nodes.begin(), m_nodes.end(), pnode), m_nodes.end());

                // release outbound grant (if any)
                pnode->grantOutbound.Release();

                // close socket and cleanup
                pnode->CloseSocketDisconnect();

                // hold in disconnected pool until all refs are released
                pnode->Release();
                m_nodes_disconnected.push_back(pnode);
            }
        }
    }
    {
        // Delete disconnected nodes
        std::list<CNode*> nodes_disconnected_copy = m_nodes_disconnected;
        for (CNode* pnode : nodes_disconnected_copy)
        {
            // Destroy the object only after other threads have stopped using it.
            if (pnode->GetRefCount() <= 0) {
                m_nodes_disconnected.remove(pnode);
                DeleteNode(pnode);
            }
        }
    }
}

void CConnman::NotifyNumConnectionsChanged()
{