Method OpenNetworkConnection

src/net.cpp:2285–2318

if successful, this moves the passed grant to the constructed node

// if successful, this moves the passed grant to the constructed node
void CConnman::OpenNetworkConnection(const CAddress& addrConnect, bool fCountFailure, CSemaphoreGrant *grantOutbound, const char *pszDest, ConnectionType conn_type)
{
    assert(conn_type != ConnectionType::INBOUND);

    //
    // Initiate outbound network connection
    //
    if (interruptNet) {
        return;
    }
    if (!fNetworkActive) {
        return;
    }
    if (!pszDest) {
        bool banned_or_discouraged = m_banman && (m_banman->IsDiscouraged(addrConnect) || m_banman->IsBanned(addrConnect));
        if (IsLocal(addrConnect) || banned_or_discouraged || AlreadyConnectedToAddress(addrConnect)) {
            return;
        }
    } else if (FindNode(std::string(pszDest)))
        return;

    CNode* pnode = ConnectNode(addrConnect, pszDest, fCountFailure, conn_type);

    if (!pnode)
        return;
    if (grantOutbound)
        grantOutbound->MoveTo(pnode->grantOutbound);

    m_msgproc->InitializeNode(pnode);
    {
        LOCK(m_nodes_mutex);
        m_nodes.push_back(pnode);
    }
}

void CConnman::ThreadMessageHandler()
{