Function OpenNetworkConnection

src/net.cpp:1117–1142

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

// if successful, this moves the passed grant to the constructed node
bool OpenNetworkConnection(const CAddress& addrConnect, CSemaphoreGrant* grantOutbound, const char* strDest,
                           bool fOneShot) {
    //
    // Initiate outbound network connection
    //
    boost::this_thread::interruption_point();
    if (!strDest)
        if (IsLocal(addrConnect) || FindNode((CNetAddr)addrConnect) || CNode::IsBanned(addrConnect) ||
            FindNode(addrConnect.ToStringIPPort().c_str()))
            return false;
    if (strDest && FindNode(strDest))
        return false;

    CNode* pNode = ConnectNode(addrConnect, strDest);
    boost::this_thread::interruption_point();

    if (!pNode)
        return false;
    if (grantOutbound)
        grantOutbound->MoveTo(pNode->grantOutbound);
    pNode->fNetworkNode = true;
    if (fOneShot)
        pNode->fOneShot = true;

    return true;
}

void static StartSync(const vector<CNode*>& vNodes) {
    CNode* pnodeNewSync = nullptr;