dash/src/masternode-sync.h
2017-09-20 23:30:56 +03:00

84 lines
3.0 KiB
C++

// Copyright (c) 2014-2017 The Dash Core developers
// Distributed under the MIT/X11 software license, see the accompanying
// file COPYING or http://www.opensource.org/licenses/mit-license.php.
#ifndef MASTERNODE_SYNC_H
#define MASTERNODE_SYNC_H
#include "chain.h"
#include "net.h"
#include <univalue.h>
class CMasternodeSync;
static const int MASTERNODE_SYNC_FAILED = -1;
static const int MASTERNODE_SYNC_INITIAL = 0; // sync just started, was reset recently or still in IDB
static const int MASTERNODE_SYNC_WAITING = 1; // waiting after initial to see if we can get more headers/blocks
static const int MASTERNODE_SYNC_LIST = 2;
static const int MASTERNODE_SYNC_MNW = 3;
static const int MASTERNODE_SYNC_GOVERNANCE = 4;
static const int MASTERNODE_SYNC_GOVOBJ = 10;
static const int MASTERNODE_SYNC_GOVOBJ_VOTE = 11;
static const int MASTERNODE_SYNC_FINISHED = 999;
static const int MASTERNODE_SYNC_TICK_SECONDS = 6;
static const int MASTERNODE_SYNC_TIMEOUT_SECONDS = 30; // our blocks are 2.5 minutes so 30 seconds should be fine
static const int MASTERNODE_SYNC_ENOUGH_PEERS = 6;
extern CMasternodeSync masternodeSync;
//
// CMasternodeSync : Sync masternode assets in stages
//
class CMasternodeSync
{
private:
// Keep track of current asset
int nRequestedMasternodeAssets;
// Count peers we've requested the asset from
int nRequestedMasternodeAttempt;
// Time when current masternode asset sync started
int64_t nTimeAssetSyncStarted;
// ... last bumped
int64_t nTimeLastBumped;
// ... or failed
int64_t nTimeLastFailure;
void Fail();
void ClearFulfilledRequests(CConnman& connman);
public:
CMasternodeSync() { Reset(); }
void SendGovernanceSyncRequest(CNode* pnode, CConnman& connman);
bool IsFailed() { return nRequestedMasternodeAssets == MASTERNODE_SYNC_FAILED; }
bool IsBlockchainSynced() { return nRequestedMasternodeAssets > MASTERNODE_SYNC_WAITING; }
bool IsMasternodeListSynced() { return nRequestedMasternodeAssets > MASTERNODE_SYNC_LIST; }
bool IsWinnersListSynced() { return nRequestedMasternodeAssets > MASTERNODE_SYNC_MNW; }
bool IsSynced() { return nRequestedMasternodeAssets == MASTERNODE_SYNC_FINISHED; }
int GetAssetID() { return nRequestedMasternodeAssets; }
int GetAttempt() { return nRequestedMasternodeAttempt; }
void BumpAssetLastTime(std::string strFuncName);
int64_t GetAssetStartTime() { return nTimeAssetSyncStarted; }
std::string GetAssetName();
std::string GetSyncStatus();
void Reset();
void SwitchToNextAsset(CConnman& connman);
void ProcessMessage(CNode* pfrom, std::string& strCommand, CDataStream& vRecv);
void ProcessTick(CConnman& connman);
void AcceptedBlockHeader(const CBlockIndex *pindexNew);
void NotifyHeaderTip(const CBlockIndex *pindexNew, bool fInitialDownload, CConnman& connman);
void UpdatedBlockTip(const CBlockIndex *pindexNew, bool fInitialDownload, CConnman& connman);
};
#endif