#include "amount.h"
#include "chainparams.h"
+#include "cc/StakeGuard.h"
+#include "importcoin.h"
#include "consensus/consensus.h"
#include "consensus/upgrades.h"
#include "consensus/validation.h"
#ifdef ENABLE_MINING
#include "crypto/equihash.h"
+#include "crypto/verus_hash.h"
#endif
#include "hash.h"
#include "key_io.h"
#include "wallet/wallet.h"
#endif
+#include "zcash/Address.hpp"
+#include "transaction_builder.h"
+
#include "sodium.h"
#include <boost/thread.hpp>
set<uint256> setDependsOn;
CFeeRate feeRate;
double dPriority;
-
+
COrphan(const CTransaction* ptxIn) : ptx(ptxIn), feeRate(0), dPriority(0)
{
}
class TxPriorityCompare
{
bool byFee;
-
+
public:
TxPriorityCompare(bool _byFee) : byFee(_byFee) { }
-
+
bool operator()(const TxPriority& a, const TxPriority& b)
{
if (byFee)
}
}
-CBlockTemplate* CreateNewBlock(const CScript& scriptPubKeyIn)
+#include "komodo_defs.h"
+
+extern CCriticalSection cs_metrics;
+extern int32_t KOMODO_MININGTHREADS,KOMODO_LONGESTCHAIN,ASSETCHAINS_SEED,IS_KOMODO_NOTARY,USE_EXTERNAL_PUBKEY,KOMODO_CHOSEN_ONE,ASSETCHAIN_INIT,KOMODO_INITDONE,KOMODO_ON_DEMAND,KOMODO_INITDONE,KOMODO_PASSPORT_INITDONE;
+extern uint64_t ASSETCHAINS_COMMISSION, ASSETCHAINS_STAKED;
+extern bool VERUS_MINTBLOCKS;
+extern uint64_t ASSETCHAINS_REWARD[ASSETCHAINS_MAX_ERAS], ASSETCHAINS_TIMELOCKGTE, ASSETCHAINS_NONCEMASK[];
+extern const char *ASSETCHAINS_ALGORITHMS[];
+extern int32_t VERUS_MIN_STAKEAGE, ASSETCHAINS_ALGO, ASSETCHAINS_EQUIHASH, ASSETCHAINS_VERUSHASH, ASSETCHAINS_LASTERA, ASSETCHAINS_LWMAPOS, ASSETCHAINS_NONCESHIFT[], ASSETCHAINS_HASHESPERROUND[];
+extern char ASSETCHAINS_SYMBOL[KOMODO_ASSETCHAIN_MAXLEN];
+extern std::string NOTARY_PUBKEY,ASSETCHAINS_OVERRIDE_PUBKEY;
+void vcalc_sha256(char deprecated[(256 >> 3) * 2 + 1],uint8_t hash[256 >> 3],uint8_t *src,int32_t len);
+
+extern uint8_t NOTARY_PUBKEY33[33],ASSETCHAINS_OVERRIDE_PUBKEY33[33];
+uint32_t Mining_start,Mining_height;
+int32_t My_notaryid = -1;
+int32_t komodo_chosennotary(int32_t *notaryidp,int32_t height,uint8_t *pubkey33,uint32_t timestamp);
+int32_t komodo_pax_opreturn(int32_t height,uint8_t *opret,int32_t maxsize);
+int32_t komodo_baseid(char *origbase);
+int32_t komodo_validate_interest(const CTransaction &tx,int32_t txheight,uint32_t nTime,int32_t dispflag);
+int64_t komodo_block_unlocktime(uint32_t nHeight);
+uint64_t komodo_commission(const CBlock *block);
+int32_t komodo_staked(CMutableTransaction &txNew,uint32_t nBits,uint32_t *blocktimep,uint32_t *txtimep,uint256 *utxotxidp,int32_t *utxovoutp,uint64_t *utxovaluep,uint8_t *utxosig);
+int32_t verus_staked(CBlock *pBlock, CMutableTransaction &txNew, uint32_t &nBits, arith_uint256 &hashResult, uint8_t *utxosig, CPubKey &pk);
+int32_t komodo_notaryvin(CMutableTransaction &txNew,uint8_t *notarypub33);
+
+CBlockTemplate* CreateNewBlock(const CScript& _scriptPubKeyIn, int32_t gpucount, bool isStake)
{
- const CChainParams& chainparams = Params();
+ CScript scriptPubKeyIn(_scriptPubKeyIn);
+
+ CPubKey pk = CPubKey();
+ std::vector<std::vector<unsigned char>> vAddrs;
+ txnouttype txT;
+ if (Solver(scriptPubKeyIn, txT, vAddrs))
+ {
+ if (txT == TX_PUBKEY)
+ pk = CPubKey(vAddrs[0]);
+ }
+
+ uint64_t deposits; int32_t isrealtime,kmdheight; uint32_t blocktime; const CChainParams& chainparams = Params();
+ //fprintf(stderr,"create new block\n");
// Create new block
+ if ( gpucount < 0 )
+ gpucount = KOMODO_MAXGPUCOUNT;
std::unique_ptr<CBlockTemplate> pblocktemplate(new CBlockTemplate());
if(!pblocktemplate.get())
+ {
+ fprintf(stderr,"pblocktemplate.get() failure\n");
return NULL;
+ }
CBlock *pblock = &pblocktemplate->block; // pointer for convenience
-
- // -regtest only: allow overriding block.nVersion with
+ // -regtest only: allow overriding block.nVersion with
// -blockversion=N to test forking scenarios
if (Params().MineBlocksOnDemand())
pblock->nVersion = GetArg("-blockversion", pblock->nVersion);
-
+
// Add dummy coinbase tx as first transaction
pblock->vtx.push_back(CTransaction());
pblocktemplate->vTxFees.push_back(-1); // updated at end
pblocktemplate->vTxSigOps.push_back(-1); // updated at end
-
+
// Largest block you're willing to create:
unsigned int nBlockMaxSize = GetArg("-blockmaxsize", DEFAULT_BLOCK_MAX_SIZE);
// Limit to betweeen 1K and MAX_BLOCK_SIZE-1K for sanity:
nBlockMaxSize = std::max((unsigned int)1000, std::min((unsigned int)(MAX_BLOCK_SIZE-1000), nBlockMaxSize));
-
+
// How much of the block should be dedicated to high-priority transactions,
// included regardless of the fees they pay
unsigned int nBlockPrioritySize = GetArg("-blockprioritysize", DEFAULT_BLOCK_PRIORITY_SIZE);
nBlockPrioritySize = std::min(nBlockMaxSize, nBlockPrioritySize);
-
+
// Minimum block size you want to create; block will be filled with free transactions
// until there are no more or the block reaches this size:
unsigned int nBlockMinSize = GetArg("-blockminsize", DEFAULT_BLOCK_MIN_SIZE);
nBlockMinSize = std::min(nBlockMaxSize, nBlockMinSize);
-
+
// Collect memory pool transactions into the block
CAmount nFees = 0;
+ // we will attempt to spend any cheats we see
+ CTransaction cheatTx;
+ boost::optional<CTransaction> cheatSpend;
+ uint256 cbHash;
+
+ CBlockIndex* pindexPrev = 0;
{
LOCK2(cs_main, mempool.cs);
- CBlockIndex* pindexPrev = chainActive.Tip();
- const int nHeight = pindexPrev->nHeight + 1;
- uint32_t consensusBranchId = CurrentEpochBranchId(nHeight, chainparams.GetConsensus());
- pblock->nTime = GetAdjustedTime();
+ pindexPrev = chainActive.LastTip();
+ const int nHeight = pindexPrev->GetHeight() + 1;
+ const Consensus::Params &consensusParams = chainparams.GetConsensus();
+ uint32_t consensusBranchId = CurrentEpochBranchId(nHeight, consensusParams);
+ bool sapling = NetworkUpgradeActive(nHeight, consensusParams, Consensus::UPGRADE_SAPLING);
+
const int64_t nMedianTimePast = pindexPrev->GetMedianTimePast();
- CCoinsViewCache view(pcoinsTip);
+ uint32_t proposedTime = GetAdjustedTime();
+ if (proposedTime == nMedianTimePast)
+ {
+ // too fast or stuck, this addresses the too fast issue, while moving
+ // forward as quickly as possible
+ for (int i; i < 100; i++)
+ {
+ proposedTime = GetAdjustedTime();
+ if (proposedTime == nMedianTimePast)
+ MilliSleep(10);
+ }
+ }
+ pblock->nTime = GetAdjustedTime();
+ CCoinsViewCache view(pcoinsTip);
+ uint32_t expired; uint64_t commission;
+
SaplingMerkleTree sapling_tree;
assert(view.GetSaplingAnchorAt(view.GetBestAnchor(SAPLING), sapling_tree));
list<COrphan> vOrphan; // list memory doesn't move
map<uint256, vector<COrphan*> > mapDependers;
bool fPrintPriority = GetBoolArg("-printpriority", false);
-
+
// This vector will be sorted into a priority queue:
vector<TxPriority> vecPriority;
- vecPriority.reserve(mempool.mapTx.size());
+ vecPriority.reserve(mempool.mapTx.size() + 1);
+
+ // check if we should add cheat transaction
+ CBlockIndex *ppast;
+ CTransaction cb;
+ int cheatHeight = nHeight - COINBASE_MATURITY < 1 ? 1 : nHeight - COINBASE_MATURITY;
+ if (cheatCatcher &&
+ sapling && chainActive.Height() > 100 &&
+ (ppast = chainActive[cheatHeight]) &&
+ ppast->IsVerusPOSBlock() &&
+ cheatList.IsHeightOrGreaterInList(cheatHeight))
+ {
+ // get the block and see if there is a cheat candidate for the stake tx
+ CBlock b;
+ if (!(fHavePruned && !(ppast->nStatus & BLOCK_HAVE_DATA) && ppast->nTx > 0) && ReadBlockFromDisk(b, ppast, 1))
+ {
+ CTransaction &stakeTx = b.vtx[b.vtx.size() - 1];
+
+ if (cheatList.IsCheatInList(stakeTx, &cheatTx))
+ {
+ // make and sign the cheat transaction to spend the coinbase to our address
+ CMutableTransaction mtx = CreateNewContextualCMutableTransaction(consensusParams, nHeight);
+
+ uint32_t voutNum;
+ // get the first vout with value
+ for (voutNum = 0; voutNum < b.vtx[0].vout.size(); voutNum++)
+ {
+ if (b.vtx[0].vout[voutNum].nValue > 0)
+ break;
+ }
+
+ // send to the same pub key as the destination of this block reward
+ if (MakeCheatEvidence(mtx, b.vtx[0], voutNum, cheatTx))
+ {
+ extern CWallet *pwalletMain;
+ LOCK(pwalletMain->cs_wallet);
+ TransactionBuilder tb = TransactionBuilder(consensusParams, nHeight);
+ cb = b.vtx[0];
+ cbHash = cb.GetHash();
+
+ bool hasInput = false;
+ for (uint32_t i = 0; i < cb.vout.size(); i++)
+ {
+ // add the spends with the cheat
+ if (cb.vout[i].nValue > 0)
+ {
+ tb.AddTransparentInput(COutPoint(cbHash,i), cb.vout[0].scriptPubKey, cb.vout[0].nValue);
+ hasInput = true;
+ }
+ }
+
+ if (hasInput)
+ {
+ // this is a send from a t-address to a sapling address, which we don't have an ovk for.
+ // Instead, generate a common one from the HD seed. This ensures the data is
+ // recoverable, at least for us, while keeping it logically separate from the ZIP 32
+ // Sapling key hierarchy, which the user might not be using.
+ uint256 ovk;
+ HDSeed seed;
+ if (pwalletMain->GetHDSeed(seed)) {
+ ovk = ovkForShieldingFromTaddr(seed);
+
+ // send everything to Sapling address
+ tb.SendChangeTo(cheatCatcher.value(), ovk);
+
+ tb.AddOpRet(mtx.vout[mtx.vout.size() - 1].scriptPubKey);
+
+ cheatSpend = tb.Build();
+ }
+ }
+ }
+ }
+ }
+ }
+
+ if (cheatSpend)
+ {
+ std::list<CTransaction> removed;
+ mempool.removeConflicts(cheatTx, removed);
+ printf("Found cheating stake! Adding cheat spend for %.8f at block #%d, coinbase tx\n%s\n",
+ (double)cb.GetValueOut() / (double)COIN, nHeight, cheatSpend.value().vin[0].prevout.hash.GetHex().c_str());
+
+ // add to mem pool and relay
+ if (myAddtomempool(cheatTx))
+ {
+ RelayTransaction(cheatTx);
+ }
+ }
+
+ // now add transactions from the mem pool
for (CTxMemPool::indexed_transaction_set::iterator mi = mempool.mapTx.begin();
mi != mempool.mapTx.end(); ++mi)
{
const CTransaction& tx = mi->GetTx();
-
+
int64_t nLockTimeCutoff = (STANDARD_LOCKTIME_VERIFY_FLAGS & LOCKTIME_MEDIAN_TIME_PAST)
- ? nMedianTimePast
- : pblock->GetBlockTime();
+ ? nMedianTimePast
+ : pblock->GetBlockTime();
if (tx.IsCoinBase() || !IsFinalTx(tx, nHeight, nLockTimeCutoff) || IsExpiredTx(tx, nHeight))
+ {
+ //fprintf(stderr,"coinbase.%d finaltx.%d expired.%d\n",tx.IsCoinBase(),IsFinalTx(tx, nHeight, nLockTimeCutoff),IsExpiredTx(tx, nHeight));
continue;
+ }
+
+ if ( ASSETCHAINS_SYMBOL[0] == 0 && komodo_validate_interest(tx,nHeight,(uint32_t)pblock->nTime,0) < 0 )
+ {
+ //fprintf(stderr,"CreateNewBlock: komodo_validate_interest failure nHeight.%d nTime.%u vs locktime.%u\n",nHeight,(uint32_t)pblock->nTime,(uint32_t)tx.nLockTime);
+ continue;
+ }
COrphan* porphan = NULL;
double dPriority = 0;
CAmount nTotalIn = 0;
bool fMissingInputs = false;
- BOOST_FOREACH(const CTxIn& txin, tx.vin)
+ if (tx.IsCoinImport())
{
- // Read prev transaction
- if (!view.HaveCoins(txin.prevout.hash))
+ CAmount nValueIn = GetCoinImportValue(tx);
+ nTotalIn += nValueIn;
+ dPriority += (double)nValueIn * 1000; // flat multiplier
+ } else {
+ BOOST_FOREACH(const CTxIn& txin, tx.vin)
{
- // This should never happen; all transactions in the memory
- // pool should connect to either transactions in the chain
- // or other transactions in the memory pool.
- if (!mempool.mapTx.count(txin.prevout.hash))
+ // Read prev transaction
+ if (!view.HaveCoins(txin.prevout.hash))
{
- LogPrintf("ERROR: mempool transaction missing input\n");
- if (fDebug) assert("mempool transaction missing input" == 0);
- fMissingInputs = true;
- if (porphan)
- vOrphan.pop_back();
- break;
- }
+ // This should never happen; all transactions in the memory
+ // pool should connect to either transactions in the chain
+ // or other transactions in the memory pool.
+ if (!mempool.mapTx.count(txin.prevout.hash))
+ {
+ LogPrintf("ERROR: mempool transaction missing input\n");
+ if (fDebug) assert("mempool transaction missing input" == 0);
+ fMissingInputs = true;
+ if (porphan)
+ vOrphan.pop_back();
+ break;
+ }
- // Has to wait for dependencies
- if (!porphan)
- {
- // Use list for automatic deletion
- vOrphan.push_back(COrphan(&tx));
- porphan = &vOrphan.back();
+ // Has to wait for dependencies
+ if (!porphan)
+ {
+ // Use list for automatic deletion
+ vOrphan.push_back(COrphan(&tx));
+ porphan = &vOrphan.back();
+ }
+ mapDependers[txin.prevout.hash].push_back(porphan);
+ porphan->setDependsOn.insert(txin.prevout.hash);
+ nTotalIn += mempool.mapTx.find(txin.prevout.hash)->GetTx().vout[txin.prevout.n].nValue;
+ continue;
}
- mapDependers[txin.prevout.hash].push_back(porphan);
- porphan->setDependsOn.insert(txin.prevout.hash);
- nTotalIn += mempool.mapTx.find(txin.prevout.hash)->GetTx().vout[txin.prevout.n].nValue;
- continue;
- }
- const CCoins* coins = view.AccessCoins(txin.prevout.hash);
- assert(coins);
+ const CCoins* coins = view.AccessCoins(txin.prevout.hash);
+ assert(coins);
- CAmount nValueIn = coins->vout[txin.prevout.n].nValue;
- nTotalIn += nValueIn;
+ CAmount nValueIn = coins->vout[txin.prevout.n].nValue;
+ nTotalIn += nValueIn;
- int nConf = nHeight - coins->nHeight;
+ int nConf = nHeight - coins->nHeight;
- dPriority += (double)nValueIn * nConf;
+ dPriority += (double)nValueIn * nConf;
+ }
+ nTotalIn += tx.GetShieldedValueIn();
}
- nTotalIn += tx.GetShieldedValueIn();
if (fMissingInputs) continue;
-
+
// Priority is sum(valuein * age) / modified_txsize
unsigned int nTxSize = ::GetSerializeSize(tx, SER_NETWORK, PROTOCOL_VERSION);
dPriority = tx.ComputePriority(dPriority, nTxSize);
-
+
uint256 hash = tx.GetHash();
mempool.ApplyDeltas(hash, dPriority, nTotalIn);
-
+
CFeeRate feeRate(nTotalIn-tx.GetValueOut(), nTxSize);
-
+
if (porphan)
{
porphan->dPriority = dPriority;
// Collect transactions into block
uint64_t nBlockSize = 1000;
uint64_t nBlockTx = 0;
+ int64_t interest;
int nBlockSigOps = 100;
bool fSortedByFee = (nBlockPrioritySize <= 0);
-
+
TxPriorityCompare comparer(fSortedByFee);
std::make_heap(vecPriority.begin(), vecPriority.end(), comparer);
-
+
while (!vecPriority.empty())
{
// Take highest priority transaction off the priority queue:
double dPriority = vecPriority.front().get<0>();
CFeeRate feeRate = vecPriority.front().get<1>();
const CTransaction& tx = *(vecPriority.front().get<2>());
-
+
std::pop_heap(vecPriority.begin(), vecPriority.end(), comparer);
vecPriority.pop_back();
-
+
// Size limits
unsigned int nTxSize = ::GetSerializeSize(tx, SER_NETWORK, PROTOCOL_VERSION);
- if (nBlockSize + nTxSize >= nBlockMaxSize)
+ if (nBlockSize + nTxSize >= nBlockMaxSize-512) // room for extra autotx
+ {
+ //fprintf(stderr,"nBlockSize %d + %d nTxSize >= %d nBlockMaxSize\n",(int32_t)nBlockSize,(int32_t)nTxSize,(int32_t)nBlockMaxSize);
continue;
-
+ }
+
// Legacy limits on sigOps:
unsigned int nTxSigOps = GetLegacySigOpCount(tx);
- if (nBlockSigOps + nTxSigOps >= MAX_BLOCK_SIGOPS)
+ if (nBlockSigOps + nTxSigOps >= MAX_BLOCK_SIGOPS-1)
+ {
+ //fprintf(stderr,"A nBlockSigOps %d + %d nTxSigOps >= %d MAX_BLOCK_SIGOPS-1\n",(int32_t)nBlockSigOps,(int32_t)nTxSigOps,(int32_t)MAX_BLOCK_SIGOPS);
continue;
-
+ }
// Skip free transactions if we're past the minimum block size:
const uint256& hash = tx.GetHash();
double dPriorityDelta = 0;
CAmount nFeeDelta = 0;
mempool.ApplyDeltas(hash, dPriorityDelta, nFeeDelta);
if (fSortedByFee && (dPriorityDelta <= 0) && (nFeeDelta <= 0) && (feeRate < ::minRelayTxFee) && (nBlockSize + nTxSize >= nBlockMinSize))
+ {
+ //fprintf(stderr,"fee rate skip\n");
continue;
-
+ }
// Prioritise by fee once past the priority size or we run out of high-priority
// transactions:
if (!fSortedByFee &&
comparer = TxPriorityCompare(fSortedByFee);
std::make_heap(vecPriority.begin(), vecPriority.end(), comparer);
}
-
+
if (!view.HaveInputs(tx))
+ {
+ //fprintf(stderr,"dont have inputs\n");
continue;
-
- CAmount nTxFees = view.GetValueIn(tx)-tx.GetValueOut();
-
+ }
+ CAmount nTxFees = view.GetValueIn(chainActive.LastTip()->GetHeight(),&interest,tx,chainActive.LastTip()->nTime)-tx.GetValueOut();
+
nTxSigOps += GetP2SHSigOpCount(tx, view);
- if (nBlockSigOps + nTxSigOps >= MAX_BLOCK_SIGOPS)
+ if (nBlockSigOps + nTxSigOps >= MAX_BLOCK_SIGOPS-1)
+ {
+ //fprintf(stderr,"B nBlockSigOps %d + %d nTxSigOps >= %d MAX_BLOCK_SIGOPS-1\n",(int32_t)nBlockSigOps,(int32_t)nTxSigOps,(int32_t)MAX_BLOCK_SIGOPS);
continue;
-
+ }
// Note that flags: we don't want to set mempool/IsStandard()
// policy here, but we still have to ensure that the block we
// create only contains transactions that are valid in new blocks.
CValidationState state;
PrecomputedTransactionData txdata(tx);
if (!ContextualCheckInputs(tx, state, view, true, MANDATORY_SCRIPT_VERIFY_FLAGS, true, txdata, Params().GetConsensus(), consensusBranchId))
+ {
+ //fprintf(stderr,"context failure\n");
continue;
-
+ }
UpdateCoins(tx, view, nHeight);
BOOST_FOREACH(const OutputDescription &outDescription, tx.vShieldedOutput) {
++nBlockTx;
nBlockSigOps += nTxSigOps;
nFees += nTxFees;
-
+
if (fPrintPriority)
{
- LogPrintf("priority %.1f fee %s txid %s\n",
- dPriority, feeRate.ToString(), tx.GetHash().ToString());
+ LogPrintf("priority %.1f fee %s txid %s\n",dPriority, feeRate.ToString(), tx.GetHash().ToString());
}
-
+
// Add transactions that depend on this one to the priority queue
if (mapDependers.count(hash))
{
}
}
}
-
+
nLastBlockTx = nBlockTx;
nLastBlockSize = nBlockSize;
- LogPrintf("CreateNewBlock(): total size %u\n", nBlockSize);
+ blocktime = 1 + std::max(pindexPrev->GetMedianTimePast()+1, GetAdjustedTime());
+ //pblock->nTime = blocktime + 1;
+ pblock->nBits = GetNextWorkRequired(pindexPrev, pblock, Params().GetConsensus());
+
+ int32_t stakeHeight = chainActive.Height() + 1;
+
+ //LogPrintf("CreateNewBlock(): total size %u blocktime.%u nBits.%08x\n", nBlockSize,blocktime,pblock->nBits);
+ if ( ASSETCHAINS_SYMBOL[0] != 0 && isStake )
+ {
+ uint64_t txfees,utxovalue; uint32_t txtime; uint256 utxotxid; int32_t i,siglen,numsigs,utxovout; uint8_t utxosig[128],*ptr;
+ CMutableTransaction txStaked = CreateNewContextualCMutableTransaction(Params().GetConsensus(), stakeHeight);
+
+ //if ( blocktime > pindexPrev->GetMedianTimePast()+60 )
+ // blocktime = pindexPrev->GetMedianTimePast() + 60;
+ if (ASSETCHAINS_LWMAPOS != 0)
+ {
+ uint32_t nBitsPOS;
+ arith_uint256 posHash;
+
+ siglen = verus_staked(pblock, txStaked, nBitsPOS, posHash, utxosig, pk);
+ blocktime = GetAdjustedTime();
+
+ // change the scriptPubKeyIn to the same output script exactly as the staking transaction
+ if (siglen > 0)
+ scriptPubKeyIn = CScript(txStaked.vout[0].scriptPubKey);
+ }
+ else
+ {
+ siglen = komodo_staked(txStaked, pblock->nBits, &blocktime, &txtime, &utxotxid, &utxovout, &utxovalue, utxosig);
+ }
+ if ( siglen > 0 )
+ {
+ CAmount txfees;
+
+ // after Sapling, stake transactions have a fee, but it is recovered in the reward
+ // this ensures that a rebroadcast goes through quickly to begin staking again
+ txfees = sapling ? DEFAULT_STAKE_TXFEE : 0;
+
+ pblock->vtx.push_back(txStaked);
+ pblocktemplate->vTxFees.push_back(txfees);
+ pblocktemplate->vTxSigOps.push_back(GetLegacySigOpCount(txStaked));
+ nFees += txfees;
+ pblock->nTime = blocktime;
+ //printf("staking PoS ht.%d t%u lag.%u\n",(int32_t)chainActive.LastTip()->GetHeight()+1,blocktime,(uint32_t)(GetAdjustedTime() - (blocktime-13)));
+ } else return(0); //fprintf(stderr,"no utxos eligible for staking\n");
+ }
+
// Create coinbase tx
- CMutableTransaction txNew = CreateNewContextualCMutableTransaction(chainparams.GetConsensus(), nHeight);
+ CMutableTransaction txNew = CreateNewContextualCMutableTransaction(consensusParams, nHeight);
txNew.vin.resize(1);
txNew.vin[0].prevout.SetNull();
+ txNew.vin[0].scriptSig = CScript() << nHeight << OP_0;
+
txNew.vout.resize(1);
txNew.vout[0].scriptPubKey = scriptPubKeyIn;
- txNew.vout[0].nValue = GetBlockSubsidy(nHeight, chainparams.GetConsensus());
- // Set to 0 so expiry height does not apply to coinbase txs
+ txNew.vout[0].nValue = GetBlockSubsidy(nHeight,consensusParams) + nFees;
+
+ // once we get to Sapling, enable CC StakeGuard for stake transactions
+ if (isStake && sapling)
+ {
+ // if there is a specific destination, use it
+ CTransaction stakeTx = pblock->vtx[pblock->vtx.size() - 1];
+ CStakeParams p;
+ if (ValidateStakeTransaction(stakeTx, p, false))
+ {
+ if (!p.pk.IsValid() || !MakeGuardedOutput(txNew.vout[0].nValue, p.pk, stakeTx, txNew.vout[0]))
+ {
+ fprintf(stderr,"CreateNewBlock: failed to make GuardedOutput on staking coinbase\n");
+ return 0;
+ }
+ }
+ else
+ {
+ fprintf(stderr,"CreateNewBlock: invalid stake transaction\n");
+ return 0;
+ }
+ }
+
txNew.nExpiryHeight = 0;
+ txNew.nLockTime = std::max(pindexPrev->GetMedianTimePast()+1, GetAdjustedTime());
- if ((nHeight > 0) && (nHeight <= chainparams.GetConsensus().GetLastFoundersRewardBlockHeight())) {
- // Founders reward is 20% of the block subsidy
- auto vFoundersReward = txNew.vout[0].nValue / 5;
- // Take some reward away from us
- txNew.vout[0].nValue -= vFoundersReward;
+ if ( ASSETCHAINS_SYMBOL[0] == 0 && IS_KOMODO_NOTARY != 0 && My_notaryid >= 0 )
+ txNew.vout[0].nValue += 5000;
- // And give it to the founders
- txNew.vout.push_back(CTxOut(vFoundersReward, chainparams.GetFoundersRewardScriptAtHeight(nHeight)));
- }
+ // check if coinbase transactions must be time locked at current subsidy and prepend the time lock
+ // to transaction if so, cast for GTE operator
+ if ((uint64_t)(txNew.vout[0].nValue) >= ASSETCHAINS_TIMELOCKGTE)
+ {
+ int32_t opretlen, p2shlen, scriptlen;
+ CScriptExt opretScript = CScriptExt();
- // Add fees
- txNew.vout[0].nValue += nFees;
- txNew.vin[0].scriptSig = CScript() << nHeight << OP_0;
+ txNew.vout.resize(2);
+
+ // prepend time lock to original script unless original script is P2SH, in which case, we will leave the coins
+ // protected only by the time lock rather than 100% inaccessible
+ opretScript.AddCheckLockTimeVerify(komodo_block_unlocktime(nHeight));
+ if (scriptPubKeyIn.IsPayToScriptHash() || scriptPubKeyIn.IsPayToCryptoCondition())
+ {
+ fprintf(stderr,"CreateNewBlock: attempt to add timelock to pay2sh or pay2cc\n");
+ return 0;
+ }
+
+ opretScript += scriptPubKeyIn;
+
+ txNew.vout[0].scriptPubKey = CScriptExt().PayToScriptHash(CScriptID(opretScript));
+ txNew.vout[1].scriptPubKey = CScriptExt().OpReturnScript(opretScript, OPRETTYPE_TIMELOCK);
+ txNew.vout[1].nValue = 0;
+ } // timelocks and commissions are currently incompatible due to validation complexity of the combination
+ else if ( nHeight > 1 && ASSETCHAINS_SYMBOL[0] != 0 && ASSETCHAINS_OVERRIDE_PUBKEY33[0] != 0 && ASSETCHAINS_COMMISSION != 0 && (commission= komodo_commission((CBlock*)&pblocktemplate->block)) != 0 )
+ {
+ int32_t i; uint8_t *ptr;
+ txNew.vout.resize(2);
+ txNew.vout[1].nValue = commission;
+ txNew.vout[1].scriptPubKey.resize(35);
+ ptr = (uint8_t *)&txNew.vout[1].scriptPubKey[0];
+ ptr[0] = 33;
+ for (i=0; i<33; i++)
+ ptr[i+1] = ASSETCHAINS_OVERRIDE_PUBKEY33[i];
+ ptr[34] = OP_CHECKSIG;
+ //printf("autocreate commision vout\n");
+ }
pblock->vtx[0] = txNew;
pblocktemplate->vTxFees[0] = -nFees;
- // Randomise nonce
- arith_uint256 nonce = UintToArith256(GetRandHash());
- // Clear the top and bottom 16 bits (for local use as thread flags and counters)
- nonce <<= 32;
- nonce >>= 16;
- pblock->nNonce = ArithToUint256(nonce);
+ // if not Verus stake, setup nonce, otherwise, leave it alone
+ if (!isStake || ASSETCHAINS_LWMAPOS == 0)
+ {
+ // Randomise nonce
+ arith_uint256 nonce = UintToArith256(GetRandHash());
+ // Clear the top 16 and bottom 16 or 24 bits (for local use as thread flags and counters)
+ nonce <<= ASSETCHAINS_NONCESHIFT[ASSETCHAINS_ALGO];
+ nonce >>= 16;
+ pblock->nNonce = ArithToUint256(nonce);
+ }
+
// Fill in header
pblock->hashPrevBlock = pindexPrev->GetBlockHash();
pblock->hashFinalSaplingRoot = sapling_tree.root();
- UpdateTime(pblock, Params().GetConsensus(), pindexPrev);
- pblock->nBits = GetNextWorkRequired(pindexPrev, pblock, Params().GetConsensus());
+
+ // all Verus PoS chains need this data in the block at all times
+ if ( ASSETCHAINS_LWMAPOS || ASSETCHAINS_SYMBOL[0] == 0 || ASSETCHAINS_STAKED == 0 || KOMODO_MININGTHREADS > 0 )
+ {
+ UpdateTime(pblock, Params().GetConsensus(), pindexPrev);
+ pblock->nBits = GetNextWorkRequired(pindexPrev, pblock, Params().GetConsensus());
+ }
pblock->nSolution.clear();
pblocktemplate->vTxSigOps[0] = GetLegacySigOpCount(pblock->vtx[0]);
-
- CValidationState state;
- if (!TestBlockValidity(state, *pblock, pindexPrev, false, false))
- throw std::runtime_error("CreateNewBlock(): TestBlockValidity failed");
- }
-
- return pblocktemplate.release();
-}
-
-#ifdef ENABLE_WALLET
-boost::optional<CScript> GetMinerScriptPubKey(CReserveKey& reservekey)
-#else
-boost::optional<CScript> GetMinerScriptPubKey()
-#endif
-{
- CKeyID keyID;
- CTxDestination addr = DecodeDestination(GetArg("-mineraddress", ""));
- if (IsValidDestination(addr)) {
- keyID = boost::get<CKeyID>(addr);
- } else {
-#ifdef ENABLE_WALLET
- CPubKey pubkey;
- if (!reservekey.GetReservedKey(pubkey)) {
- return boost::optional<CScript>();
+ if ( ASSETCHAINS_SYMBOL[0] == 0 && IS_KOMODO_NOTARY != 0 && My_notaryid >= 0 )
+ {
+ uint32_t r;
+ CMutableTransaction txNotary = CreateNewContextualCMutableTransaction(Params().GetConsensus(), chainActive.Height() + 1);
+ if ( pblock->nTime < pindexPrev->nTime+60 )
+ pblock->nTime = pindexPrev->nTime + 60;
+ if ( gpucount < 33 )
+ {
+ uint8_t tmpbuffer[40]; uint32_t r; int32_t n=0; uint256 randvals;
+ memcpy(&tmpbuffer[n],&My_notaryid,sizeof(My_notaryid)), n += sizeof(My_notaryid);
+ memcpy(&tmpbuffer[n],&Mining_height,sizeof(Mining_height)), n += sizeof(Mining_height);
+ memcpy(&tmpbuffer[n],&pblock->hashPrevBlock,sizeof(pblock->hashPrevBlock)), n += sizeof(pblock->hashPrevBlock);
+ vcalc_sha256(0,(uint8_t *)&randvals,tmpbuffer,n);
+ memcpy(&r,&randvals,sizeof(r));
+ pblock->nTime += (r % (33 - gpucount)*(33 - gpucount));
+ }
+ if ( komodo_notaryvin(txNotary,NOTARY_PUBKEY33) > 0 )
+ {
+ CAmount txfees = 5000;
+ pblock->vtx.push_back(txNotary);
+ pblocktemplate->vTxFees.push_back(txfees);
+ pblocktemplate->vTxSigOps.push_back(GetLegacySigOpCount(txNotary));
+ nFees += txfees;
+ pblocktemplate->vTxFees[0] = -nFees;
+ //*(uint64_t *)(&pblock->vtx[0].vout[0].nValue) += txfees;
+ //fprintf(stderr,"added notaryvin\n");
+ }
+ else
+ {
+ fprintf(stderr,"error adding notaryvin, need to create 0.0001 utxos\n");
+ return(0);
+ }
+ }
+ else if ( ASSETCHAINS_CC == 0 && pindexPrev != 0 && ASSETCHAINS_STAKED == 0 && (ASSETCHAINS_SYMBOL[0] != 0 || IS_KOMODO_NOTARY == 0 || My_notaryid < 0) )
+ {
+ CValidationState state;
+ //fprintf(stderr,"check validity\n");
+ if ( !TestBlockValidity(state, *pblock, pindexPrev, false, false)) // invokes CC checks
+ {
+ throw std::runtime_error("CreateNewBlock(): TestBlockValidity failed");
+ }
+ //fprintf(stderr,"valid\n");
}
- keyID = pubkey.GetID();
-#else
- return boost::optional<CScript>();
-#endif
- }
-
- CScript scriptPubKey = CScript() << OP_DUP << OP_HASH160 << ToByteVector(keyID) << OP_EQUALVERIFY << OP_CHECKSIG;
- return scriptPubKey;
-}
-
-#ifdef ENABLE_WALLET
-CBlockTemplate* CreateNewBlockWithKey(CReserveKey& reservekey)
-{
- boost::optional<CScript> scriptPubKey = GetMinerScriptPubKey(reservekey);
-#else
-CBlockTemplate* CreateNewBlockWithKey()
-{
- boost::optional<CScript> scriptPubKey = GetMinerScriptPubKey();
-#endif
-
- if (!scriptPubKey) {
- return NULL;
}
- return CreateNewBlock(*scriptPubKey);
+ //fprintf(stderr,"done new block\n");
+ return pblocktemplate.release();
}
+
+/*
+ #ifdef ENABLE_WALLET
+ boost::optional<CScript> GetMinerScriptPubKey(CReserveKey& reservekey)
+ #else
+ boost::optional<CScript> GetMinerScriptPubKey()
+ #endif
+ {
+ CKeyID keyID;
+ CBitcoinAddress addr;
+ if (addr.SetString(GetArg("-mineraddress", ""))) {
+ addr.GetKeyID(keyID);
+ } else {
+ #ifdef ENABLE_WALLET
+ CPubKey pubkey;
+ if (!reservekey.GetReservedKey(pubkey)) {
+ return boost::optional<CScript>();
+ }
+ keyID = pubkey.GetID();
+ #else
+ return boost::optional<CScript>();
+ #endif
+ }
+
+ CScript scriptPubKey = CScript() << OP_DUP << OP_HASH160 << ToByteVector(keyID) << OP_EQUALVERIFY << OP_CHECKSIG;
+ return scriptPubKey;
+ }
+
+ #ifdef ENABLE_WALLET
+ CBlockTemplate* CreateNewBlockWithKey(CReserveKey& reservekey)
+ {
+ boost::optional<CScript> scriptPubKey = GetMinerScriptPubKey(reservekey);
+ #else
+ CBlockTemplate* CreateNewBlockWithKey()
+ {
+ boost::optional<CScript> scriptPubKey = GetMinerScriptPubKey();
+ #endif
+
+ if (!scriptPubKey) {
+ return NULL;
+ }
+ return CreateNewBlock(*scriptPubKey);
+ }*/
//////////////////////////////////////////////////////////////////////////////
//
hashPrevBlock = pblock->hashPrevBlock;
}
++nExtraNonce;
- unsigned int nHeight = pindexPrev->nHeight+1; // Height first in coinbase required for block.version=2
+ unsigned int nHeight = pindexPrev->GetHeight()+1; // Height first in coinbase required for block.version=2
CMutableTransaction txCoinbase(pblock->vtx[0]);
txCoinbase.vin[0].scriptSig = (CScript() << nHeight << CScriptNum(nExtraNonce)) + COINBASE_FLAGS;
assert(txCoinbase.vin[0].scriptSig.size() <= 100);
-
+
pblock->vtx[0] = txCoinbase;
pblock->hashMerkleRoot = pblock->BuildMerkleTree();
}
#ifdef ENABLE_WALLET
+//////////////////////////////////////////////////////////////////////////////
+//
+// Internal miner
+//
+
+CBlockTemplate* CreateNewBlockWithKey(CReserveKey& reservekey, int32_t nHeight, int32_t gpucount, bool isStake)
+{
+ CPubKey pubkey; CScript scriptPubKey; uint8_t *ptr; int32_t i;
+ if ( nHeight == 1 && ASSETCHAINS_OVERRIDE_PUBKEY33[0] != 0 )
+ {
+ scriptPubKey = CScript() << ParseHex(ASSETCHAINS_OVERRIDE_PUBKEY) << OP_CHECKSIG;
+ }
+ else if ( USE_EXTERNAL_PUBKEY != 0 )
+ {
+ //fprintf(stderr,"use notary pubkey\n");
+ scriptPubKey = CScript() << ParseHex(NOTARY_PUBKEY) << OP_CHECKSIG;
+ }
+ else
+ {
+ if (!reservekey.GetReservedKey(pubkey))
+ {
+ return NULL;
+ }
+ scriptPubKey.resize(35);
+ ptr = (uint8_t *)pubkey.begin();
+ scriptPubKey[0] = 33;
+ for (i=0; i<33; i++)
+ scriptPubKey[i+1] = ptr[i];
+ scriptPubKey[34] = OP_CHECKSIG;
+ //scriptPubKey = CScript() << ToByteVector(pubkey) << OP_CHECKSIG;
+ }
+ return CreateNewBlock(scriptPubKey, gpucount, isStake);
+}
+
+void komodo_broadcast(CBlock *pblock,int32_t limit)
+{
+ int32_t n = 1;
+ //fprintf(stderr,"broadcast new block t.%u\n",(uint32_t)time(NULL));
+ {
+ LOCK(cs_vNodes);
+ BOOST_FOREACH(CNode* pnode, vNodes)
+ {
+ if ( pnode->hSocket == INVALID_SOCKET )
+ continue;
+ if ( (rand() % n) == 0 )
+ {
+ pnode->PushMessage("block", *pblock);
+ if ( n++ > limit )
+ break;
+ }
+ }
+ }
+ //fprintf(stderr,"finished broadcast new block t.%u\n",(uint32_t)time(NULL));
+}
+
static bool ProcessBlockFound(CBlock* pblock, CWallet& wallet, CReserveKey& reservekey)
#else
static bool ProcessBlockFound(CBlock* pblock)
#endif // ENABLE_WALLET
{
LogPrintf("%s\n", pblock->ToString());
- LogPrintf("generated %s\n", FormatMoney(pblock->vtx[0].vout[0].nValue));
-
+ LogPrintf("generated %s height.%d\n", FormatMoney(pblock->vtx[0].vout[0].nValue),chainActive.LastTip()->GetHeight()+1);
+
// Found a solution
{
- LOCK(cs_main);
- if (pblock->hashPrevBlock != chainActive.Tip()->GetBlockHash())
- return error("ZcashMiner: generated block is stale");
+ if (pblock->hashPrevBlock != chainActive.LastTip()->GetBlockHash())
+ {
+ uint256 hash; int32_t i;
+ hash = pblock->hashPrevBlock;
+ for (i=31; i>=0; i--)
+ fprintf(stderr,"%02x",((uint8_t *)&hash)[i]);
+ fprintf(stderr," <- prev (stale)\n");
+ hash = chainActive.LastTip()->GetBlockHash();
+ for (i=31; i>=0; i--)
+ fprintf(stderr,"%02x",((uint8_t *)&hash)[i]);
+ fprintf(stderr," <- chainTip (stale)\n");
+
+ return error("KomodoMiner: generated block is stale");
+ }
}
-
+
#ifdef ENABLE_WALLET
- if (GetArg("-mineraddress", "").empty()) {
- // Remove key from key pool
- reservekey.KeepKey();
+ // Remove key from key pool
+ if ( IS_KOMODO_NOTARY == 0 )
+ {
+ if (GetArg("-mineraddress", "").empty()) {
+ // Remove key from key pool
+ reservekey.KeepKey();
+ }
}
-
// Track how many getdata requests this block gets
+ //if ( 0 )
{
+ //fprintf(stderr,"lock cs_wallet\n");
LOCK(wallet.cs_wallet);
wallet.mapRequestCount[pblock->GetHash()] = 0;
}
#endif
+ //fprintf(stderr,"process new block\n");
// Process this block the same as if we had received it from another node
CValidationState state;
- if (!ProcessNewBlock(state, NULL, pblock, true, NULL))
- return error("ZcashMiner: ProcessNewBlock, block not accepted");
-
+ if (!ProcessNewBlock(1,chainActive.LastTip()->GetHeight()+1,state, NULL, pblock, true, NULL))
+ return error("KomodoMiner: ProcessNewBlock, block not accepted");
+
TrackMinedBlock(pblock->GetHash());
-
+ komodo_broadcast(pblock,16);
return true;
}
+int32_t komodo_baseid(char *origbase);
+int32_t komodo_eligiblenotary(uint8_t pubkeys[66][33],int32_t *mids,uint32_t *blocktimes,int32_t *nonzpkeysp,int32_t height);
+arith_uint256 komodo_PoWtarget(int32_t *percPoSp,arith_uint256 target,int32_t height,int32_t goalperc);
+int32_t FOUND_BLOCK,KOMODO_MAYBEMINED;
+extern int32_t KOMODO_LASTMINED,KOMODO_INSYNC;
+int32_t roundrobin_delay;
+arith_uint256 HASHTarget,HASHTarget_POW;
+
+// wait for peers to connect
+int32_t waitForPeers(const CChainParams &chainparams)
+{
+ if (chainparams.MiningRequiresPeers())
+ {
+ bool fvNodesEmpty;
+ {
+ boost::this_thread::interruption_point();
+ LOCK(cs_vNodes);
+ fvNodesEmpty = vNodes.empty();
+ }
+ if (fvNodesEmpty || IsNotInSync())
+ {
+ int loops = 0, blockDiff = 0, newDiff = 0;
+
+ do {
+ if (fvNodesEmpty)
+ {
+ MilliSleep(1000 + rand() % 4000);
+ boost::this_thread::interruption_point();
+ LOCK(cs_vNodes);
+ fvNodesEmpty = vNodes.empty();
+ loops = 0;
+ blockDiff = 0;
+ }
+ if ((newDiff = IsNotInSync()) > 1)
+ {
+ if (blockDiff != newDiff)
+ {
+ blockDiff = newDiff;
+ }
+ else
+ {
+ if (++loops <= 10)
+ {
+ MilliSleep(1000);
+ }
+ else break;
+ }
+ }
+ } while (fvNodesEmpty || IsNotInSync());
+ MilliSleep(100 + rand() % 400);
+ }
+ }
+}
+
#ifdef ENABLE_WALLET
-void static BitcoinMiner(CWallet *pwallet)
-#else
-void static BitcoinMiner()
-#endif
+CBlockIndex *get_chainactive(int32_t height)
{
- LogPrintf("ZcashMiner started\n");
- SetThreadPriority(THREAD_PRIORITY_LOWEST);
- RenameThread("zcash-miner");
+ if ( chainActive.LastTip() != 0 )
+ {
+ if ( height <= chainActive.LastTip()->GetHeight() )
+ {
+ LOCK(cs_main);
+ return(chainActive[height]);
+ }
+ // else fprintf(stderr,"get_chainactive height %d > active.%d\n",height,chainActive.Tip()->GetHeight());
+ }
+ //fprintf(stderr,"get_chainactive null chainActive.Tip() height %d\n",height);
+ return(0);
+}
+
+/*
+ * A separate thread to stake, while the miner threads mine.
+ */
+void static VerusStaker(CWallet *pwallet)
+{
+ LogPrintf("Verus staker thread started\n");
+ RenameThread("verus-staker");
+
const CChainParams& chainparams = Params();
+ auto consensusParams = chainparams.GetConsensus();
-#ifdef ENABLE_WALLET
// Each thread has its own key
CReserveKey reservekey(pwallet);
-#endif
// Each thread has its own counter
unsigned int nExtraNonce = 0;
+ std::vector<unsigned char> solnPlaceholder = std::vector<unsigned char>();
+ solnPlaceholder.resize(Eh200_9.SolutionWidth);
+ uint8_t *script; uint64_t total,checktoshis; int32_t i,j;
- unsigned int n = chainparams.EquihashN();
- unsigned int k = chainparams.EquihashK();
+ while ( (ASSETCHAIN_INIT == 0 || KOMODO_INITDONE == 0) ) //chainActive.Tip()->GetHeight() != 235300 &&
+ {
+ sleep(1);
+ if ( komodo_baseid(ASSETCHAINS_SYMBOL) < 0 )
+ break;
+ }
+
+ // try a nice clean peer connection to start
+ CBlockIndex *pindexPrev, *pindexCur;
+ do {
+ pindexPrev = chainActive.LastTip();
+ MilliSleep(5000 + rand() % 5000);
+ waitForPeers(chainparams);
+ pindexCur = chainActive.LastTip();
+ } while (pindexPrev != pindexCur);
+
+ try {
+ while (true)
+ {
+ waitForPeers(chainparams);
+ CBlockIndex* pindexPrev = chainActive.LastTip();
+ printf("Staking height %d for %s\n", pindexPrev->GetHeight() + 1, ASSETCHAINS_SYMBOL);
+
+ // Create new block
+ unsigned int nTransactionsUpdatedLast = mempool.GetTransactionsUpdated();
+ if ( Mining_height != pindexPrev->GetHeight()+1 )
+ {
+ Mining_height = pindexPrev->GetHeight()+1;
+ Mining_start = (uint32_t)time(NULL);
+ }
+
+ // Check for stop or if block needs to be rebuilt
+ boost::this_thread::interruption_point();
+
+ // try to stake a block
+ CBlockTemplate *ptr = NULL;
+ if (Mining_height > VERUS_MIN_STAKEAGE)
+ ptr = CreateNewBlockWithKey(reservekey, Mining_height, 0, true);
+
+ if ( ptr == 0 )
+ {
+ // wait to try another staking block until after the tip moves again
+ while ( chainActive.LastTip() == pindexPrev )
+ sleep(1);
+ continue;
+ }
+
+ unique_ptr<CBlockTemplate> pblocktemplate(ptr);
+ if (!pblocktemplate.get())
+ {
+ if (GetArg("-mineraddress", "").empty()) {
+ LogPrintf("Error in %s staker: Keypool ran out, please call keypoolrefill before restarting the mining thread\n",
+ ASSETCHAINS_ALGORITHMS[ASSETCHAINS_ALGO]);
+ } else {
+ // Should never reach here, because -mineraddress validity is checked in init.cpp
+ LogPrintf("Error in %s staker: Invalid %s -mineraddress\n", ASSETCHAINS_ALGORITHMS[ASSETCHAINS_ALGO], ASSETCHAINS_SYMBOL);
+ }
+ return;
+ }
+
+ CBlock *pblock = &pblocktemplate->block;
+ LogPrintf("Staking with %u transactions in block (%u bytes)\n", pblock->vtx.size(),::GetSerializeSize(*pblock,SER_NETWORK,PROTOCOL_VERSION));
+ //
+ // Search
+ //
+ int64_t nStart = GetTime();
+
+ // take up the necessary space for alignment
+ pblock->nSolution = solnPlaceholder;
+
+ // we don't use this, but IncrementExtraNonce is the function that builds the merkle tree
+ unsigned int nExtraNonce = 0;
+ IncrementExtraNonce(pblock, pindexPrev, nExtraNonce);
+
+ if (vNodes.empty() && chainparams.MiningRequiresPeers())
+ {
+ if ( Mining_height > ASSETCHAINS_MINHEIGHT )
+ {
+ fprintf(stderr,"no nodes, attempting reconnect\n");
+ continue;
+ }
+ }
+
+ if (mempool.GetTransactionsUpdated() != nTransactionsUpdatedLast && GetTime() - nStart > 60)
+ {
+ fprintf(stderr,"timeout, retrying\n");
+ continue;
+ }
+
+ if ( pindexPrev != chainActive.LastTip() )
+ {
+ printf("Block %d added to chain\n", chainActive.LastTip()->GetHeight());
+ MilliSleep(250);
+ continue;
+ }
+
+ int32_t unlockTime = komodo_block_unlocktime(Mining_height);
+ int64_t subsidy = (int64_t)(pblock->vtx[0].vout[0].nValue);
+
+ uint256 hashTarget = ArithToUint256(arith_uint256().SetCompact(pblock->nBits));
+
+ pblock->nBits = GetNextWorkRequired(pindexPrev, pblock, consensusParams);
+
+ UpdateTime(pblock, consensusParams, pindexPrev);
+
+ ProcessBlockFound(pblock, *pwallet, reservekey);
+
+ LogPrintf("Using %s algorithm:\n", ASSETCHAINS_ALGORITHMS[ASSETCHAINS_ALGO]);
+ LogPrintf("Staked block found \n hash: %s \ntarget: %s\n", pblock->GetHash().GetHex(), hashTarget.GetHex());
+ printf("Found block %d \n", Mining_height );
+ printf("staking reward %.8f %s!\n", (double)subsidy / (double)COIN, ASSETCHAINS_SYMBOL);
+ arith_uint256 post;
+ post.SetCompact(pblock->GetVerusPOSTarget());
+ pindexPrev = get_chainactive(Mining_height - 100);
+ CTransaction &sTx = pblock->vtx[pblock->vtx.size()-1];
+ printf("POS hash: %s \ntarget: %s\n",
+ CTransaction::_GetVerusPOSHash(&(pblock->nNonce), sTx.vin[0].prevout.hash, sTx.vin[0].prevout.n, Mining_height, pindexPrev->GetBlockHeader().GetVerusEntropyHash(Mining_height - 100), sTx.vout[0].nValue).GetHex().c_str(), ArithToUint256(post).GetHex().c_str());
+ if (unlockTime > Mining_height && subsidy >= ASSETCHAINS_TIMELOCKGTE)
+ printf("- timelocked until block %i\n", unlockTime);
+ else
+ printf("\n");
+
+ // Check for stop or if block needs to be rebuilt
+ boost::this_thread::interruption_point();
+
+ sleep(3);
+
+ // In regression test mode, stop mining after a block is found.
+ if (chainparams.MineBlocksOnDemand()) {
+ throw boost::thread_interrupted();
+ }
+ }
+ }
+ catch (const boost::thread_interrupted&)
+ {
+ LogPrintf("VerusStaker terminated\n");
+ throw;
+ }
+ catch (const std::runtime_error &e)
+ {
+ LogPrintf("VerusStaker runtime error: %s\n", e.what());
+ return;
+ }
+}
+
+void static BitcoinMiner_noeq(CWallet *pwallet)
+#else
+void static BitcoinMiner_noeq()
+#endif
+{
+ LogPrintf("%s miner started\n", ASSETCHAINS_ALGORITHMS[ASSETCHAINS_ALGO]);
+ RenameThread("verushash-miner");
+
+#ifdef ENABLE_WALLET
+ // Each thread has its own key
+ CReserveKey reservekey(pwallet);
+#endif
+
+ const CChainParams& chainparams = Params();
+ // Each thread has its own counter
+ unsigned int nExtraNonce = 0;
+ std::vector<unsigned char> solnPlaceholder = std::vector<unsigned char>();
+ solnPlaceholder.resize(Eh200_9.SolutionWidth);
+ uint8_t *script; uint64_t total,checktoshis; int32_t i,j;
+
+ while ( (ASSETCHAIN_INIT == 0 || KOMODO_INITDONE == 0) ) //chainActive.Tip()->GetHeight() != 235300 &&
+ {
+ sleep(1);
+ if ( komodo_baseid(ASSETCHAINS_SYMBOL) < 0 )
+ break;
+ }
+
+ SetThreadPriority(THREAD_PRIORITY_LOWEST);
+
+ // try a nice clean peer connection to start
+ CBlockIndex *pindexPrev, *pindexCur;
+ do {
+ pindexPrev = chainActive.LastTip();
+ MilliSleep(5000 + rand() % 5000);
+ waitForPeers(chainparams);
+ pindexCur = chainActive.LastTip();
+ } while (pindexPrev != pindexCur);
+
+ // this will not stop printing more than once in all cases, but it will allow us to print in all cases
+ // and print duplicates rarely without having to synchronize
+ static CBlockIndex *lastChainTipPrinted;
+
+ miningTimer.start();
+
+ try {
+ printf("Mining %s with %s\n", ASSETCHAINS_SYMBOL, ASSETCHAINS_ALGORITHMS[ASSETCHAINS_ALGO]);
+ while (true)
+ {
+ miningTimer.stop();
+ waitForPeers(chainparams);
+
+ pindexPrev = chainActive.LastTip();
+ sleep(1);
+
+ // prevent forking on startup before the diff algorithm kicks in
+ if (pindexPrev->GetHeight() < 50 || pindexPrev != chainActive.LastTip())
+ {
+ do {
+ pindexPrev = chainActive.LastTip();
+ MilliSleep(5000 + rand() % 5000);
+ } while (pindexPrev != chainActive.LastTip());
+ }
+
+ // Create new block
+ unsigned int nTransactionsUpdatedLast = mempool.GetTransactionsUpdated();
+ if ( Mining_height != pindexPrev->GetHeight()+1 )
+ {
+ Mining_height = pindexPrev->GetHeight()+1;
+ Mining_start = (uint32_t)time(NULL);
+ }
+
+ if (lastChainTipPrinted != pindexPrev)
+ {
+ printf("Mining height %d\n", Mining_height);
+ lastChainTipPrinted = pindexPrev;
+ }
+
+ miningTimer.start();
+
+#ifdef ENABLE_WALLET
+ CBlockTemplate *ptr = CreateNewBlockWithKey(reservekey, Mining_height, 0);
+#else
+ CBlockTemplate *ptr = CreateNewBlockWithKey();
+#endif
+ if ( ptr == 0 )
+ {
+ static uint32_t counter;
+ if ( counter++ < 100 )
+ fprintf(stderr,"created illegal block, retry\n");
+ continue;
+ }
+
+ unique_ptr<CBlockTemplate> pblocktemplate(ptr);
+ if (!pblocktemplate.get())
+ {
+ if (GetArg("-mineraddress", "").empty()) {
+ LogPrintf("Error in %s miner: Keypool ran out, please call keypoolrefill before restarting the mining thread\n",
+ ASSETCHAINS_ALGORITHMS[ASSETCHAINS_ALGO]);
+ } else {
+ // Should never reach here, because -mineraddress validity is checked in init.cpp
+ LogPrintf("Error in %s miner: Invalid %s -mineraddress\n", ASSETCHAINS_ALGORITHMS[ASSETCHAINS_ALGO], ASSETCHAINS_SYMBOL);
+ }
+ return;
+ }
+ CBlock *pblock = &pblocktemplate->block;
+ if ( ASSETCHAINS_SYMBOL[0] != 0 )
+ {
+ if ( ASSETCHAINS_REWARD[0] == 0 && !ASSETCHAINS_LASTERA )
+ {
+ if ( pblock->vtx.size() == 1 && pblock->vtx[0].vout.size() == 1 && Mining_height > ASSETCHAINS_MINHEIGHT )
+ {
+ static uint32_t counter;
+ if ( counter++ < 10 )
+ fprintf(stderr,"skip generating %s on-demand block, no tx avail\n",ASSETCHAINS_SYMBOL);
+ sleep(10);
+ continue;
+ } else fprintf(stderr,"%s vouts.%d mining.%d vs %d\n",ASSETCHAINS_SYMBOL,(int32_t)pblock->vtx[0].vout.size(),Mining_height,ASSETCHAINS_MINHEIGHT);
+ }
+ }
+ IncrementExtraNonce(pblock, pindexPrev, nExtraNonce);
+ LogPrintf("Running %s miner with %u transactions in block (%u bytes)\n",ASSETCHAINS_ALGORITHMS[ASSETCHAINS_ALGO],
+ pblock->vtx.size(),::GetSerializeSize(*pblock,SER_NETWORK,PROTOCOL_VERSION));
+ //
+ // Search
+ //
+ uint32_t savebits; int64_t nStart = GetTime();
+
+ pblock->nSolution = solnPlaceholder;
+ savebits = pblock->nBits;
+ arith_uint256 hashTarget = arith_uint256().SetCompact(pblock->nBits);
+ arith_uint256 mask(ASSETCHAINS_NONCEMASK[ASSETCHAINS_ALGO]);
+
+ Mining_start = 0;
+
+ if ( pindexPrev != chainActive.LastTip() )
+ {
+ if (lastChainTipPrinted != chainActive.LastTip())
+ {
+ lastChainTipPrinted = chainActive.LastTip();
+ printf("Block %d added to chain\n", lastChainTipPrinted->GetHeight());
+ }
+ MilliSleep(250);
+ continue;
+ }
+
+ if ( ASSETCHAINS_STAKED != 0 )
+ {
+ int32_t percPoS,z;
+ hashTarget = komodo_PoWtarget(&percPoS,hashTarget,Mining_height,ASSETCHAINS_STAKED);
+ for (z=31; z>=0; z--)
+ fprintf(stderr,"%02x",((uint8_t *)&hashTarget)[z]);
+ fprintf(stderr," PoW for staked coin PoS %d%% vs target %d%%\n",percPoS,(int32_t)ASSETCHAINS_STAKED);
+ }
+
+ while (true)
+ {
+ arith_uint256 arNonce = UintToArith256(pblock->nNonce);
+
+ CVerusHashWriter ss = CVerusHashWriter(SER_GETHASH, PROTOCOL_VERSION);
+ ss << *((CBlockHeader *)pblock);
+ int64_t *extraPtr = ss.xI64p();
+ CVerusHash &vh = ss.GetState();
+ uint256 hashResult = uint256();
+ vh.ClearExtra();
+ int64_t i, count = ASSETCHAINS_NONCEMASK[ASSETCHAINS_ALGO] + 1;
+ int64_t hashesToGo = ASSETCHAINS_HASHESPERROUND[ASSETCHAINS_ALGO];
+
+ // for speed check NONCEMASK at a time
+ for (i = 0; i < count; i++)
+ {
+ *extraPtr = i;
+ vh.ExtraHash((unsigned char *)&hashResult);
+
+ if ( UintToArith256(hashResult) <= hashTarget )
+ {
+ if (pblock->nSolution.size() != 1344)
+ {
+ LogPrintf("ERROR: Block solution is not 1344 bytes as it should be");
+ sleep(5);
+ break;
+ }
+
+ SetThreadPriority(THREAD_PRIORITY_NORMAL);
+
+ *((int64_t *)&(pblock->nSolution.data()[pblock->nSolution.size() - 15])) = i;
+
+ int32_t unlockTime = komodo_block_unlocktime(Mining_height);
+ int64_t subsidy = (int64_t)(pblock->vtx[0].vout[0].nValue);
+
+ LogPrintf("Using %s algorithm:\n", ASSETCHAINS_ALGORITHMS[ASSETCHAINS_ALGO]);
+ LogPrintf("proof-of-work found \n hash: %s \ntarget: %s\n", pblock->GetHash().GetHex(), hashTarget.GetHex());
+ printf("Found block %d \n", Mining_height );
+ printf("mining reward %.8f %s!\n", (double)subsidy / (double)COIN, ASSETCHAINS_SYMBOL);
+ printf(" hash: %s \ntarget: %s\n", pblock->GetHash().GetHex().c_str(), hashTarget.GetHex().c_str());
+ if (unlockTime > Mining_height && subsidy >= ASSETCHAINS_TIMELOCKGTE)
+ printf("- timelocked until block %i\n", unlockTime);
+ else
+ printf("\n");
+#ifdef ENABLE_WALLET
+ ProcessBlockFound(pblock, *pwallet, reservekey);
+#else
+ ProcessBlockFound(pblock));
+#endif
+ SetThreadPriority(THREAD_PRIORITY_LOWEST);
+ break;
+ }
+ // check periodically if we're stale
+ if (!--hashesToGo)
+ {
+ if ( pindexPrev != chainActive.LastTip() )
+ {
+ if (lastChainTipPrinted != chainActive.LastTip())
+ {
+ lastChainTipPrinted = chainActive.LastTip();
+ printf("Block %d added to chain\n", lastChainTipPrinted->GetHeight());
+ }
+ break;
+ }
+ hashesToGo = ASSETCHAINS_HASHESPERROUND[ASSETCHAINS_ALGO];
+ }
+ }
+
+ {
+ LOCK(cs_metrics);
+ nHashCount += i;
+ }
+
+ // Check for stop or if block needs to be rebuilt
+ boost::this_thread::interruption_point();
+
+ if (vNodes.empty() && chainparams.MiningRequiresPeers())
+ {
+ if ( Mining_height > ASSETCHAINS_MINHEIGHT )
+ {
+ fprintf(stderr,"no nodes, attempting reconnect\n");
+ break;
+ }
+ }
+
+ if (mempool.GetTransactionsUpdated() != nTransactionsUpdatedLast && GetTime() - nStart > 60)
+ {
+ fprintf(stderr,"timeout, retrying\n");
+ break;
+ }
+
+ if ( pindexPrev != chainActive.LastTip() )
+ {
+ if (lastChainTipPrinted != chainActive.LastTip())
+ {
+ lastChainTipPrinted = chainActive.LastTip();
+ printf("Block %d added to chain\n", lastChainTipPrinted->GetHeight());
+ }
+ break;
+ }
+
+#ifdef _WIN32
+ printf("%llu mega hashes complete - working\n", (ASSETCHAINS_NONCEMASK[ASSETCHAINS_ALGO] + 1) / 1048576);
+#else
+ printf("%lu mega hashes complete - working\n", (ASSETCHAINS_NONCEMASK[ASSETCHAINS_ALGO] + 1) / 1048576);
+#endif
+ break;
- std::string solver = GetArg("-equihashsolver", "default");
+ }
+ }
+ }
+ catch (const boost::thread_interrupted&)
+ {
+ miningTimer.stop();
+ LogPrintf("%s miner terminated\n", ASSETCHAINS_ALGORITHMS[ASSETCHAINS_ALGO]);
+ throw;
+ }
+ catch (const std::runtime_error &e)
+ {
+ miningTimer.stop();
+ LogPrintf("%s miner runtime error: %s\n", ASSETCHAINS_ALGORITHMS[ASSETCHAINS_ALGO], e.what());
+ return;
+ }
+ miningTimer.stop();
+}
+
+#ifdef ENABLE_WALLET
+void static BitcoinMiner(CWallet *pwallet)
+#else
+void static BitcoinMiner()
+#endif
+{
+ LogPrintf("KomodoMiner started\n");
+ SetThreadPriority(THREAD_PRIORITY_LOWEST);
+ RenameThread("komodo-miner");
+ const CChainParams& chainparams = Params();
+
+#ifdef ENABLE_WALLET
+ // Each thread has its own key
+ CReserveKey reservekey(pwallet);
+#endif
+
+ // Each thread has its own counter
+ unsigned int nExtraNonce = 0;
+
+ unsigned int n = chainparams.EquihashN();
+ unsigned int k = chainparams.EquihashK();
+ uint8_t *script; uint64_t total,checktoshis; int32_t i,j,gpucount=KOMODO_MAXGPUCOUNT,notaryid = -1;
+ while ( (ASSETCHAIN_INIT == 0 || KOMODO_INITDONE == 0) )
+ {
+ sleep(1);
+ if ( komodo_baseid(ASSETCHAINS_SYMBOL) < 0 )
+ break;
+ }
+ if ( ASSETCHAINS_SYMBOL[0] == 0 )
+ komodo_chosennotary(¬aryid,chainActive.LastTip()->GetHeight(),NOTARY_PUBKEY33,(uint32_t)chainActive.LastTip()->GetBlockTime());
+ if ( notaryid != My_notaryid )
+ My_notaryid = notaryid;
+ std::string solver;
+ //if ( notaryid >= 0 || ASSETCHAINS_SYMBOL[0] != 0 )
+ solver = "tromp";
+ //else solver = "default";
assert(solver == "tromp" || solver == "default");
LogPrint("pow", "Using Equihash solver \"%s\" with n = %u, k = %u\n", solver, n, k);
-
+ if ( ASSETCHAINS_SYMBOL[0] != 0 )
+ fprintf(stderr,"notaryid.%d Mining.%s with %s\n",notaryid,ASSETCHAINS_SYMBOL,solver.c_str());
std::mutex m_cs;
bool cancelSolver = false;
boost::signals2::connection c = uiInterface.NotifyBlockTip.connect(
- [&m_cs, &cancelSolver](const uint256& hashNewTip) mutable {
- std::lock_guard<std::mutex> lock{m_cs};
- cancelSolver = true;
- }
- );
+ [&m_cs, &cancelSolver](const uint256& hashNewTip) mutable {
+ std::lock_guard<std::mutex> lock{m_cs};
+ cancelSolver = true;
+ }
+ );
miningTimer.start();
-
+
try {
- while (true) {
- if (chainparams.MiningRequiresPeers()) {
+ if ( ASSETCHAINS_SYMBOL[0] != 0 )
+ fprintf(stderr,"try %s Mining with %s\n",ASSETCHAINS_SYMBOL,solver.c_str());
+ while (true)
+ {
+ if (chainparams.MiningRequiresPeers()) //chainActive.LastTip()->GetHeight() != 235300 &&
+ {
+ //if ( ASSETCHAINS_SEED != 0 && chainActive.LastTip()->GetHeight() < 100 )
+ // break;
// Busy-wait for the network to come online so we don't waste time mining
// on an obsolete chain. In regtest mode we expect to fly solo.
miningTimer.stop();
do {
bool fvNodesEmpty;
{
- LOCK(cs_vNodes);
+ //LOCK(cs_vNodes);
fvNodesEmpty = vNodes.empty();
}
- if (!fvNodesEmpty && !IsInitialBlockDownload())
+ if (!fvNodesEmpty )//&& !IsInitialBlockDownload())
break;
- MilliSleep(1000);
+ MilliSleep(15000);
+ //fprintf(stderr,"fvNodesEmpty %d IsInitialBlockDownload(%s) %d\n",(int32_t)fvNodesEmpty,ASSETCHAINS_SYMBOL,(int32_t)IsInitialBlockDownload());
+
} while (true);
+ //fprintf(stderr,"%s Found peers\n",ASSETCHAINS_SYMBOL);
miningTimer.start();
}
-
//
// Create new block
//
unsigned int nTransactionsUpdatedLast = mempool.GetTransactionsUpdated();
- CBlockIndex* pindexPrev = chainActive.Tip();
+ CBlockIndex* pindexPrev = chainActive.LastTip();
+ if ( Mining_height != pindexPrev->GetHeight()+1 )
+ {
+ Mining_height = pindexPrev->GetHeight()+1;
+ Mining_start = (uint32_t)time(NULL);
+ }
+ if ( ASSETCHAINS_SYMBOL[0] != 0 && ASSETCHAINS_STAKED == 0 )
+ {
+ //fprintf(stderr,"%s create new block ht.%d\n",ASSETCHAINS_SYMBOL,Mining_height);
+ //sleep(3);
+ }
#ifdef ENABLE_WALLET
- unique_ptr<CBlockTemplate> pblocktemplate(CreateNewBlockWithKey(reservekey));
+ // notaries always default to staking
+ CBlockTemplate *ptr = CreateNewBlockWithKey(reservekey, pindexPrev->GetHeight()+1, gpucount, ASSETCHAINS_STAKED != 0 && GetArg("-genproclimit", 0) == 0);
#else
- unique_ptr<CBlockTemplate> pblocktemplate(CreateNewBlockWithKey());
+ CBlockTemplate *ptr = CreateNewBlockWithKey();
#endif
+ if ( ptr == 0 )
+ {
+ static uint32_t counter;
+ if ( counter++ < 100 && ASSETCHAINS_STAKED == 0 )
+ fprintf(stderr,"created illegal block, retry\n");
+ sleep(1);
+ continue;
+ }
+ //fprintf(stderr,"get template\n");
+ unique_ptr<CBlockTemplate> pblocktemplate(ptr);
if (!pblocktemplate.get())
{
if (GetArg("-mineraddress", "").empty()) {
- LogPrintf("Error in ZcashMiner: Keypool ran out, please call keypoolrefill before restarting the mining thread\n");
+ LogPrintf("Error in KomodoMiner: Keypool ran out, please call keypoolrefill before restarting the mining thread\n");
} else {
// Should never reach here, because -mineraddress validity is checked in init.cpp
- LogPrintf("Error in ZcashMiner: Invalid -mineraddress\n");
+ LogPrintf("Error in KomodoMiner: Invalid -mineraddress\n");
}
return;
}
CBlock *pblock = &pblocktemplate->block;
+ if ( ASSETCHAINS_SYMBOL[0] != 0 )
+ {
+ if ( ASSETCHAINS_REWARD[0] == 0 && !ASSETCHAINS_LASTERA )
+ {
+ if ( pblock->vtx.size() == 1 && pblock->vtx[0].vout.size() == 1 && Mining_height > ASSETCHAINS_MINHEIGHT )
+ {
+ static uint32_t counter;
+ if ( counter++ < 10 )
+ fprintf(stderr,"skip generating %s on-demand block, no tx avail\n",ASSETCHAINS_SYMBOL);
+ sleep(10);
+ continue;
+ } else fprintf(stderr,"%s vouts.%d mining.%d vs %d\n",ASSETCHAINS_SYMBOL,(int32_t)pblock->vtx[0].vout.size(),Mining_height,ASSETCHAINS_MINHEIGHT);
+ }
+ }
IncrementExtraNonce(pblock, pindexPrev, nExtraNonce);
-
- LogPrintf("Running ZcashMiner with %u transactions in block (%u bytes)\n", pblock->vtx.size(),
- ::GetSerializeSize(*pblock, SER_NETWORK, PROTOCOL_VERSION));
-
+ //fprintf(stderr,"Running KomodoMiner.%s with %u transactions in block\n",solver.c_str(),(int32_t)pblock->vtx.size());
+ LogPrintf("Running KomodoMiner.%s with %u transactions in block (%u bytes)\n",solver.c_str(),pblock->vtx.size(),::GetSerializeSize(*pblock,SER_NETWORK,PROTOCOL_VERSION));
//
// Search
//
- int64_t nStart = GetTime();
- arith_uint256 hashTarget = arith_uint256().SetCompact(pblock->nBits);
-
- while (true) {
+ uint8_t pubkeys[66][33]; arith_uint256 bnMaxPoSdiff; uint32_t blocktimes[66]; int mids[256],nonzpkeys,i,j,externalflag; uint32_t savebits; int64_t nStart = GetTime();
+ pblock->nBits = GetNextWorkRequired(pindexPrev, pblock, Params().GetConsensus());
+ savebits = pblock->nBits;
+ HASHTarget = arith_uint256().SetCompact(savebits);
+ roundrobin_delay = ROUNDROBIN_DELAY;
+ if ( ASSETCHAINS_SYMBOL[0] == 0 && notaryid >= 0 )
+ {
+ j = 65;
+ if ( (Mining_height >= 235300 && Mining_height < 236000) || (Mining_height % KOMODO_ELECTION_GAP) > 64 || (Mining_height % KOMODO_ELECTION_GAP) == 0 || Mining_height > 1000000 )
+ {
+ int32_t dispflag = 0;
+ if ( notaryid <= 3 || notaryid == 32 || (notaryid >= 43 && notaryid <= 45) &¬aryid == 51 || notaryid == 52 || notaryid == 56 || notaryid == 57 )
+ dispflag = 1;
+ komodo_eligiblenotary(pubkeys,mids,blocktimes,&nonzpkeys,pindexPrev->GetHeight());
+ if ( nonzpkeys > 0 )
+ {
+ for (i=0; i<33; i++)
+ if( pubkeys[0][i] != 0 )
+ break;
+ if ( i == 33 )
+ externalflag = 1;
+ else externalflag = 0;
+ if ( IS_KOMODO_NOTARY != 0 )
+ {
+ for (i=1; i<66; i++)
+ if ( memcmp(pubkeys[i],pubkeys[0],33) == 0 )
+ break;
+ if ( externalflag == 0 && i != 66 && mids[i] >= 0 )
+ printf("VIOLATION at %d, notaryid.%d\n",i,mids[i]);
+ for (j=gpucount=0; j<65; j++)
+ {
+ if ( dispflag != 0 )
+ {
+ if ( mids[j] >= 0 )
+ fprintf(stderr,"%d ",mids[j]);
+ else fprintf(stderr,"GPU ");
+ }
+ if ( mids[j] == -1 )
+ gpucount++;
+ }
+ if ( dispflag != 0 )
+ fprintf(stderr," <- prev minerids from ht.%d notary.%d gpucount.%d %.2f%% t.%u\n",pindexPrev->GetHeight(),notaryid,gpucount,100.*(double)gpucount/j,(uint32_t)time(NULL));
+ }
+ for (j=0; j<65; j++)
+ if ( mids[j] == notaryid )
+ break;
+ if ( j == 65 )
+ KOMODO_LASTMINED = 0;
+ } else fprintf(stderr,"no nonz pubkeys\n");
+ if ( (Mining_height >= 235300 && Mining_height < 236000) || (j == 65 && Mining_height > KOMODO_MAYBEMINED+1 && Mining_height > KOMODO_LASTMINED+64) )
+ {
+ HASHTarget = arith_uint256().SetCompact(KOMODO_MINDIFF_NBITS);
+ fprintf(stderr,"I am the chosen one for %s ht.%d\n",ASSETCHAINS_SYMBOL,pindexPrev->GetHeight()+1);
+ } //else fprintf(stderr,"duplicate at j.%d\n",j);
+ } else Mining_start = 0;
+ } else Mining_start = 0;
+ if ( ASSETCHAINS_STAKED != 0 )
+ {
+ int32_t percPoS,z; bool fNegative,fOverflow;
+ HASHTarget_POW = komodo_PoWtarget(&percPoS,HASHTarget,Mining_height,ASSETCHAINS_STAKED);
+ HASHTarget.SetCompact(KOMODO_MINDIFF_NBITS,&fNegative,&fOverflow);
+ if ( ASSETCHAINS_STAKED < 100 )
+ {
+ for (z=31; z>=0; z--)
+ fprintf(stderr,"%02x",((uint8_t *)&HASHTarget_POW)[z]);
+ fprintf(stderr," PoW for staked coin PoS %d%% vs target %d%%\n",percPoS,(int32_t)ASSETCHAINS_STAKED);
+ }
+ }
+ while (true)
+ {
+ if ( KOMODO_INSYNC == 0 )
+ {
+ fprintf(stderr,"Mining when blockchain might not be in sync longest.%d vs %d\n",KOMODO_LONGESTCHAIN,Mining_height);
+ if ( KOMODO_LONGESTCHAIN != 0 && Mining_height >= KOMODO_LONGESTCHAIN )
+ KOMODO_INSYNC = 1;
+ sleep(3);
+ }
// Hash state
+ KOMODO_CHOSEN_ONE = 0;
+
crypto_generichash_blake2b_state state;
EhInitialiseState(n, k, state);
-
// I = the block header minus nonce and solution.
CEquihashInput I{*pblock};
CDataStream ss(SER_NETWORK, PROTOCOL_VERSION);
ss << I;
-
// H(I||...
crypto_generichash_blake2b_update(&state, (unsigned char*)&ss[0], ss.size());
-
// H(I||V||...
crypto_generichash_blake2b_state curr_state;
curr_state = state;
- crypto_generichash_blake2b_update(&curr_state,
- pblock->nNonce.begin(),
- pblock->nNonce.size());
-
+ crypto_generichash_blake2b_update(&curr_state,pblock->nNonce.begin(),pblock->nNonce.size());
// (x_1, x_2, ...) = A(I, V, n, k)
- LogPrint("pow", "Running Equihash solver \"%s\" with nNonce = %s\n",
- solver, pblock->nNonce.ToString());
-
+ LogPrint("pow", "Running Equihash solver \"%s\" with nNonce = %s\n",solver, pblock->nNonce.ToString());
+ arith_uint256 hashTarget;
+ if ( KOMODO_MININGTHREADS > 0 && ASSETCHAINS_STAKED > 0 && ASSETCHAINS_STAKED < 100 && Mining_height > 10 )
+ hashTarget = HASHTarget_POW;
+ else hashTarget = HASHTarget;
std::function<bool(std::vector<unsigned char>)> validBlock =
#ifdef ENABLE_WALLET
- [&pblock, &hashTarget, &pwallet, &reservekey, &m_cs, &cancelSolver, &chainparams]
+ [&pblock, &hashTarget, &pwallet, &reservekey, &m_cs, &cancelSolver, &chainparams]
#else
- [&pblock, &hashTarget, &m_cs, &cancelSolver, &chainparams]
+ [&pblock, &hashTarget, &m_cs, &cancelSolver, &chainparams]
#endif
- (std::vector<unsigned char> soln) {
+ (std::vector<unsigned char> soln) {
+ int32_t z; arith_uint256 h; CBlock B;
// Write the solution to the hash and compute the result.
LogPrint("pow", "- Checking solution against target\n");
pblock->nSolution = soln;
solutionTargetChecks.increment();
-
- if (UintToArith256(pblock->GetHash()) > hashTarget) {
+ B = *pblock;
+ h = UintToArith256(B.GetHash());
+ /*for (z=31; z>=16; z--)
+ fprintf(stderr,"%02x",((uint8_t *)&h)[z]);
+ fprintf(stderr," mined ");
+ for (z=31; z>=16; z--)
+ fprintf(stderr,"%02x",((uint8_t *)&HASHTarget)[z]);
+ fprintf(stderr," hashTarget ");
+ for (z=31; z>=16; z--)
+ fprintf(stderr,"%02x",((uint8_t *)&HASHTarget_POW)[z]);
+ fprintf(stderr," POW\n");*/
+ if ( h > hashTarget )
+ {
+ //if ( ASSETCHAINS_STAKED != 0 && KOMODO_MININGTHREADS == 0 )
+ // sleep(1);
return false;
}
-
+ if ( IS_KOMODO_NOTARY != 0 && B.nTime > GetAdjustedTime() )
+ {
+ //fprintf(stderr,"need to wait %d seconds to submit block\n",(int32_t)(B.nTime - GetAdjustedTime()));
+ while ( GetAdjustedTime() < B.nTime-2 )
+ {
+ sleep(1);
+ if ( chainActive.LastTip()->GetHeight() >= Mining_height )
+ {
+ fprintf(stderr,"new block arrived\n");
+ return(false);
+ }
+ }
+ }
+ if ( ASSETCHAINS_STAKED == 0 )
+ {
+ if ( IS_KOMODO_NOTARY != 0 )
+ {
+ int32_t r;
+ if ( (r= ((Mining_height + NOTARY_PUBKEY33[16]) % 64) / 8) > 0 )
+ MilliSleep((rand() % (r * 1000)) + 1000);
+ }
+ }
+ else
+ {
+ while ( B.nTime-57 > GetAdjustedTime() )
+ {
+ sleep(1);
+ if ( chainActive.LastTip()->GetHeight() >= Mining_height )
+ return(false);
+ }
+ uint256 tmp = B.GetHash();
+ int32_t z; for (z=31; z>=0; z--)
+ fprintf(stderr,"%02x",((uint8_t *)&tmp)[z]);
+ fprintf(stderr," mined %s block %d!\n",ASSETCHAINS_SYMBOL,Mining_height);
+ }
+ CValidationState state;
+ if ( !TestBlockValidity(state,B, chainActive.LastTip(), true, false))
+ {
+ h = UintToArith256(B.GetHash());
+ for (z=31; z>=0; z--)
+ fprintf(stderr,"%02x",((uint8_t *)&h)[z]);
+ fprintf(stderr," Invalid block mined, try again\n");
+ return(false);
+ }
+ KOMODO_CHOSEN_ONE = 1;
// Found a solution
SetThreadPriority(THREAD_PRIORITY_NORMAL);
- LogPrintf("ZcashMiner:\n");
- LogPrintf("proof-of-work found \n hash: %s \ntarget: %s\n", pblock->GetHash().GetHex(), hashTarget.GetHex());
+ LogPrintf("KomodoMiner:\n");
+ LogPrintf("proof-of-work found \n hash: %s \ntarget: %s\n", B.GetHash().GetHex(), HASHTarget.GetHex());
#ifdef ENABLE_WALLET
- if (ProcessBlockFound(pblock, *pwallet, reservekey)) {
+ if (ProcessBlockFound(&B, *pwallet, reservekey)) {
#else
- if (ProcessBlockFound(pblock)) {
+ if (ProcessBlockFound(&B)) {
#endif
- // Ignore chain updates caused by us
+ // Ignore chain updates caused by us
+ std::lock_guard<std::mutex> lock{m_cs};
+ cancelSolver = false;
+ }
+ KOMODO_CHOSEN_ONE = 0;
+ SetThreadPriority(THREAD_PRIORITY_LOWEST);
+ // In regression test mode, stop mining after a block is found.
+ if (chainparams.MineBlocksOnDemand()) {
+ // Increment here because throwing skips the call below
+ ehSolverRuns.increment();
+ throw boost::thread_interrupted();
+ }
+ return true;
+ };
+ std::function<bool(EhSolverCancelCheck)> cancelled = [&m_cs, &cancelSolver](EhSolverCancelCheck pos) {
std::lock_guard<std::mutex> lock{m_cs};
- cancelSolver = false;
- }
- SetThreadPriority(THREAD_PRIORITY_LOWEST);
-
- // In regression test mode, stop mining after a block is found.
- if (chainparams.MineBlocksOnDemand()) {
- // Increment here because throwing skips the call below
- ehSolverRuns.increment();
- throw boost::thread_interrupted();
- }
-
- return true;
- };
- std::function<bool(EhSolverCancelCheck)> cancelled = [&m_cs, &cancelSolver](EhSolverCancelCheck pos) {
- std::lock_guard<std::mutex> lock{m_cs};
- return cancelSolver;
- };
-
- // TODO: factor this out into a function with the same API for each solver.
- if (solver == "tromp") {
- // Create solver and initialize it.
- equi eq(1);
- eq.setstate(&curr_state);
-
- // Initialization done, start algo driver.
- eq.digit0(0);
- eq.xfull = eq.bfull = eq.hfull = 0;
- eq.showbsizes(0);
- for (u32 r = 1; r < WK; r++) {
- (r&1) ? eq.digitodd(r, 0) : eq.digiteven(r, 0);
+ return cancelSolver;
+ };
+
+ // TODO: factor this out into a function with the same API for each solver.
+ if (solver == "tromp" ) { //&& notaryid >= 0 ) {
+ // Create solver and initialize it.
+ equi eq(1);
+ eq.setstate(&curr_state);
+
+ // Initialization done, start algo driver.
+ eq.digit0(0);
eq.xfull = eq.bfull = eq.hfull = 0;
- eq.showbsizes(r);
- }
- eq.digitK(0);
- ehSolverRuns.increment();
-
- // Convert solution indices to byte array (decompress) and pass it to validBlock method.
- for (size_t s = 0; s < eq.nsols; s++) {
- LogPrint("pow", "Checking solution %d\n", s+1);
- std::vector<eh_index> index_vector(PROOFSIZE);
- for (size_t i = 0; i < PROOFSIZE; i++) {
- index_vector[i] = eq.sols[s][i];
+ eq.showbsizes(0);
+ for (u32 r = 1; r < WK; r++) {
+ (r&1) ? eq.digitodd(r, 0) : eq.digiteven(r, 0);
+ eq.xfull = eq.bfull = eq.hfull = 0;
+ eq.showbsizes(r);
}
- std::vector<unsigned char> sol_char = GetMinimalFromIndices(index_vector, DIGITBITS);
-
- if (validBlock(sol_char)) {
- // If we find a POW solution, do not try other solutions
- // because they become invalid as we created a new block in blockchain.
- break;
+ eq.digitK(0);
+ ehSolverRuns.increment();
+
+ // Convert solution indices to byte array (decompress) and pass it to validBlock method.
+ for (size_t s = 0; s < eq.nsols; s++) {
+ LogPrint("pow", "Checking solution %d\n", s+1);
+ std::vector<eh_index> index_vector(PROOFSIZE);
+ for (size_t i = 0; i < PROOFSIZE; i++) {
+ index_vector[i] = eq.sols[s][i];
+ }
+ std::vector<unsigned char> sol_char = GetMinimalFromIndices(index_vector, DIGITBITS);
+
+ if (validBlock(sol_char)) {
+ // If we find a POW solution, do not try other solutions
+ // because they become invalid as we created a new block in blockchain.
+ break;
+ }
+ }
+ } else {
+ try {
+ // If we find a valid block, we rebuild
+ bool found = EhOptimisedSolve(n, k, curr_state, validBlock, cancelled);
+ ehSolverRuns.increment();
+ if (found) {
+ int32_t i; uint256 hash = pblock->GetHash();
+ for (i=0; i<32; i++)
+ fprintf(stderr,"%02x",((uint8_t *)&hash)[i]);
+ fprintf(stderr," <- %s Block found %d\n",ASSETCHAINS_SYMBOL,Mining_height);
+ FOUND_BLOCK = 1;
+ KOMODO_MAYBEMINED = Mining_height;
+ break;
+ }
+ } catch (EhSolverCancelledException&) {
+ LogPrint("pow", "Equihash solver cancelled\n");
+ std::lock_guard<std::mutex> lock{m_cs};
+ cancelSolver = false;
}
}
- } else {
- try {
- // If we find a valid block, we rebuild
- bool found = EhOptimisedSolve(n, k, curr_state, validBlock, cancelled);
- ehSolverRuns.increment();
- if (found) {
+
+ // Check for stop or if block needs to be rebuilt
+ boost::this_thread::interruption_point();
+ // Regtest mode doesn't require peers
+ if ( FOUND_BLOCK != 0 )
+ {
+ FOUND_BLOCK = 0;
+ fprintf(stderr,"FOUND_BLOCK!\n");
+ //sleep(2000);
+ }
+ if (vNodes.empty() && chainparams.MiningRequiresPeers())
+ {
+ if ( ASSETCHAINS_SYMBOL[0] == 0 || Mining_height > ASSETCHAINS_MINHEIGHT )
+ {
+ fprintf(stderr,"no nodes, break\n");
break;
}
- } catch (EhSolverCancelledException&) {
- LogPrint("pow", "Equihash solver cancelled\n");
- std::lock_guard<std::mutex> lock{m_cs};
- cancelSolver = false;
}
- }
-
- // Check for stop or if block needs to be rebuilt
- boost::this_thread::interruption_point();
- // Regtest mode doesn't require peers
- if (vNodes.empty() && chainparams.MiningRequiresPeers())
- break;
- if ((UintToArith256(pblock->nNonce) & 0xffff) == 0xffff)
- break;
- if (mempool.GetTransactionsUpdated() != nTransactionsUpdatedLast && GetTime() - nStart > 60)
- break;
- if (pindexPrev != chainActive.Tip())
- break;
-
- // Update nNonce and nTime
- pblock->nNonce = ArithToUint256(UintToArith256(pblock->nNonce) + 1);
- UpdateTime(pblock, chainparams.GetConsensus(), pindexPrev);
- if (chainparams.GetConsensus().nPowAllowMinDifficultyBlocksAfterHeight != boost::none)
- {
- // Changing pblock->nTime can change work required on testnet:
- hashTarget.SetCompact(pblock->nBits);
+ if ((UintToArith256(pblock->nNonce) & 0xffff) == 0xffff)
+ {
+ //if ( 0 && ASSETCHAINS_SYMBOL[0] != 0 )
+ fprintf(stderr,"0xffff, break\n");
+ break;
+ }
+ if (mempool.GetTransactionsUpdated() != nTransactionsUpdatedLast && GetTime() - nStart > 60)
+ {
+ if ( 0 && ASSETCHAINS_SYMBOL[0] != 0 )
+ fprintf(stderr,"timeout, break\n");
+ break;
+ }
+ if ( pindexPrev != chainActive.LastTip() )
+ {
+ if ( 0 && ASSETCHAINS_SYMBOL[0] != 0 )
+ fprintf(stderr,"Tip advanced, break\n");
+ break;
+ }
+ // Update nNonce and nTime
+ pblock->nNonce = ArithToUint256(UintToArith256(pblock->nNonce) + 1);
+ pblock->nBits = savebits;
+ /*if ( NOTARY_PUBKEY33[0] == 0 )
+ {
+ int32_t percPoS;
+ UpdateTime(pblock, consensusParams, pindexPrev);
+ if (consensusParams.fPowAllowMinDifficultyBlocks)
+ {
+ // Changing pblock->nTime can change work required on testnet:
+ HASHTarget.SetCompact(pblock->nBits);
+ HASHTarget_POW = komodo_PoWtarget(&percPoS,HASHTarget,Mining_height,ASSETCHAINS_STAKED);
+ }
+ }*/
}
}
}
- }
- catch (const boost::thread_interrupted&)
- {
- miningTimer.stop();
- c.disconnect();
- LogPrintf("ZcashMiner terminated\n");
- throw;
- }
- catch (const std::runtime_error &e)
- {
+ catch (const boost::thread_interrupted&)
+ {
+ miningTimer.stop();
+ c.disconnect();
+ LogPrintf("KomodoMiner terminated\n");
+ throw;
+ }
+ catch (const std::runtime_error &e)
+ {
+ miningTimer.stop();
+ c.disconnect();
+ LogPrintf("KomodoMiner runtime error: %s\n", e.what());
+ return;
+ }
miningTimer.stop();
c.disconnect();
- LogPrintf("ZcashMiner runtime error: %s\n", e.what());
- return;
}
- miningTimer.stop();
- c.disconnect();
-}
-
+
#ifdef ENABLE_WALLET
-void GenerateBitcoins(bool fGenerate, CWallet* pwallet, int nThreads)
+ void GenerateBitcoins(bool fGenerate, CWallet* pwallet, int nThreads)
#else
-void GenerateBitcoins(bool fGenerate, int nThreads)
+ void GenerateBitcoins(bool fGenerate, int nThreads)
#endif
-{
- static boost::thread_group* minerThreads = NULL;
+ {
+ // if we are supposed to catch stake cheaters, there must be a valid sapling parameter, we need it at
+ // initialization, and this is the first time we can get it. store the Sapling address here
+ extern boost::optional<libzcash::SaplingPaymentAddress> cheatCatcher;
+ extern std::string VERUS_CHEATCATCHER;
+ libzcash::PaymentAddress addr = DecodePaymentAddress(VERUS_CHEATCATCHER);
+ if (VERUS_CHEATCATCHER.size() > 0 && IsValidPaymentAddress(addr))
+ {
+ cheatCatcher = boost::get<libzcash::SaplingPaymentAddress>(addr);
+ }
+ else
+ {
+ if (VERUS_CHEATCATCHER.size() > 0)
+ fprintf(stderr, "-cheatcatcher parameter is invalid Sapling payment address\n");
+ }
+
+ static boost::thread_group* minerThreads = NULL;
+
+ if (nThreads < 0)
+ nThreads = GetNumCores();
+
+ if (minerThreads != NULL)
+ {
+ minerThreads->interrupt_all();
+ delete minerThreads;
+ minerThreads = NULL;
+ }
- if (nThreads < 0)
- nThreads = GetNumCores();
+ //fprintf(stderr,"nThreads.%d fGenerate.%d\n",(int32_t)nThreads,fGenerate);
+ if ( nThreads == 0 && ASSETCHAINS_STAKED )
+ nThreads = 1;
- if (minerThreads != NULL)
- {
- minerThreads->interrupt_all();
- delete minerThreads;
- minerThreads = NULL;
- }
+ if ((nThreads == 0 || !fGenerate) && (VERUS_MINTBLOCKS == 0 || pwallet == NULL))
+ return;
- if (nThreads == 0 || !fGenerate)
- return;
+ minerThreads = new boost::thread_group();
- minerThreads = new boost::thread_group();
- for (int i = 0; i < nThreads; i++) {
#ifdef ENABLE_WALLET
- minerThreads->create_thread(boost::bind(&BitcoinMiner, pwallet));
+ if (ASSETCHAINS_LWMAPOS != 0 && VERUS_MINTBLOCKS)
+ {
+ minerThreads->create_thread(boost::bind(&VerusStaker, pwallet));
+ }
+#endif
+
+ for (int i = 0; i < nThreads; i++) {
+
+#ifdef ENABLE_WALLET
+ if (ASSETCHAINS_ALGO == ASSETCHAINS_EQUIHASH)
+ minerThreads->create_thread(boost::bind(&BitcoinMiner, pwallet));
+ else
+ minerThreads->create_thread(boost::bind(&BitcoinMiner_noeq, pwallet));
#else
- minerThreads->create_thread(&BitcoinMiner);
+ if (ASSETCHAINS_ALGO == ASSETCHAINS_EQUIHASH)
+ minerThreads->create_thread(&BitcoinMiner);
+ else
+ minerThreads->create_thread(&BitcoinMiner_noeq);
#endif
+ }
}
-}
-
+
#endif // ENABLE_MINING
projects / VerusCoin.git / blobdiff