C++ CConnman::CopyNodeVector方法代碼示例

void CMasternodeSync::ProcessTick(CConnman& connman)
{
    static int nTick = 0;
    if(nTick++ % MASTERNODE_SYNC_TICK_SECONDS != 0) return;

    // reset the sync process if the last call to this function was more than 60 minutes ago (client was in sleep mode)
    static int64_t nTimeLastProcess = GetTime();
    if(GetTime() - nTimeLastProcess > 60*60) {
        LogPrint(MCLog::MN, "CMasternodeSync::ProcessTick -- WARNING: no actions for too long, restarting sync...\n");
        Reset();
        SwitchToNextAsset(connman);
        nTimeLastProcess = GetTime();
        return;
    }
    nTimeLastProcess = GetTime();

    // reset sync status in case of any other sync failure
    if(IsFailed()) {
        if(nTimeLastFailure + (1*60) < GetTime()) { // 1 minute cooldown after failed sync
            LogPrint(MCLog::MN, "CMasternodeSync::ProcessTick -- WARNING: failed to sync, trying again...\n");
            Reset();
            SwitchToNextAsset(connman);
        }
        return;
    }

    // gradually request the rest of the votes after sync finished
    if(IsSynced()) {
        std::vector<CNode*> vNodesCopy = connman.CopyNodeVector(CConnman::FullyConnectedOnly);
        governance.RequestGovernanceObjectVotes(vNodesCopy, connman);
        connman.ReleaseNodeVector(vNodesCopy);
        return;
    }

    // Calculate "progress" for LOG reporting / GUI notification
    double nSyncProgress = double(nRequestedMasternodeAttempt + (nRequestedMasternodeAssets - 1) * 8) / (8*4);
    LogPrint(MCLog::MN, "CMasternodeSync::ProcessTick -- nTick %d nRequestedMasternodeAssets %d nRequestedMasternodeAttempt %d nSyncProgress %f\n", nTick, nRequestedMasternodeAssets, nRequestedMasternodeAttempt, nSyncProgress);
    uiInterface.NotifyAdditionalDataSyncProgressChanged(nSyncProgress);

    std::vector<CNode*> vNodesCopy = connman.CopyNodeVector(CConnman::FullyConnectedOnly);

    for (auto& pnode : vNodesCopy)
    {
        // Don't try to sync any data from outbound "masternode" connections -
        // they are temporary and should be considered unreliable for a sync process.
        // Inbound connection this early is most likely a "masternode" connection
        // initiated from another node, so skip it too.
        if(pnode->fMasternode || (fMasternodeMode && pnode->fInbound)) continue;
        
        const CNetMsgMaker msgMaker(pnode->GetSendVersion());
        
        // QUICK MODE (REGTEST ONLY!)
        if(Params().NetworkIDString() == CBaseChainParams::REGTEST)
        {
            if(nRequestedMasternodeAttempt <= 2) {
                mnodeman.DsegUpdate(pnode, connman);
            } else if(nRequestedMasternodeAttempt < 4) {
                //sync payment votes
                if(pnode->nVersion == 70018) {
                    connman.PushMessage(pnode, msgMaker.Make(NetMsgType::MASTERNODEPAYMENTSYNC, mnpayments.GetStorageLimit())); //sync payment votes
                } else {
                    connman.PushMessage(pnode, msgMaker.Make(NetMsgType::MASTERNODEPAYMENTSYNC)); //sync payment votes
                }
                // connman.PushMessage(pnode, NetMsgType::MASTERNODEPAYMENTSYNC, nMnCount); //sync payment votes
                SendGovernanceSyncRequest(pnode, connman);
            } else {
                nRequestedMasternodeAssets = MASTERNODE_SYNC_FINISHED;
            }
            nRequestedMasternodeAttempt++;
            connman.ReleaseNodeVector(vNodesCopy);
            return;
        }

        // NORMAL NETWORK MODE - TESTNET/MAINNET
        {
            if(netfulfilledman.HasFulfilledRequest(pnode->addr, "full-sync")) {
                // We already fully synced from this node recently,
                // disconnect to free this connection slot for another peer.
                pnode->fDisconnect = true;
                LogPrint(MCLog::MN, "CMasternodeSync::ProcessTick -- disconnecting from recently synced peer=%d\n", pnode->GetId());
                continue;
            }

            // INITIAL TIMEOUT

            if(nRequestedMasternodeAssets == MASTERNODE_SYNC_WAITING) {
                if(GetTime() - nTimeLastBumped > MASTERNODE_SYNC_TIMEOUT_SECONDS) {
                    // At this point we know that:
                    // a) there are peers (because we are looping on at least one of them);
                    // b) we waited for at least MASTERNODE_SYNC_TIMEOUT_SECONDS since we reached
                    //    the headers tip the last time (i.e. since we switched from
                    //     MASTERNODE_SYNC_INITIAL to MASTERNODE_SYNC_WAITING and bumped time);
                    // c) there were no blocks (UpdatedBlockTip, NotifyHeaderTip) or headers (AcceptedBlockHeader)
                    //    for at least MASTERNODE_SYNC_TIMEOUT_SECONDS.
                    // We must be at the tip already, let's move to the next asset.
                    SwitchToNextAsset(connman);
                }
            }

            // MNLIST : SYNC MASTERNODE LIST FROM OTHER CONNECTED CLIENTS
//.........這裏部分代碼省略.........