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test git diff

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This commit is contained in:
blackjok3r
2018-12-20 21:13:32 +08:00
parent fe8f79cd50
commit d2a7d55272
7 changed files with 677 additions and 582 deletions
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294
src/komodo_bitcoind.h
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@@ -25,7 +25,8 @@
int32_t komodo_notaries(uint8_t pubkeys[64][33],int32_t height,uint32_t timestamp);
int32_t komodo_electednotary(int32_t *numnotariesp,uint8_t *pubkey33,int32_t height,uint32_t timestamp);
unsigned int lwmaGetNextPOSRequired(const CBlockIndex* pindexLast, const Consensus::Params& params);
bool EnsureWalletIsAvailable(bool avoidException);
extern bool fRequestShutdown;
//#define issue_curl(cmdstr) bitcoind_RPC(0,(char *)"curl",(char *)"http://127.0.0.1:7776",0,0,(char *)(cmdstr))
struct MemoryStruct { char *memory; size_t size; };
@@ -610,6 +611,28 @@ uint32_t komodo_txtime2(uint64_t *valuep,uint256 hash,int32_t n,char *destaddr)
return(txtime);
}
int32_t komodo_WhoStaked(CBlock *pblock, CTxDestination &addressout)
{
int32_t n,vout; uint32_t txtime; uint64_t value; char voutaddr[64],destaddr[64]; CTxDestination voutaddress; uint256 txid;
if ( (n= pblock->vtx.size()) > 1 && pblock->vtx[n-1].vin.size() == 1 && pblock->vtx[n-1].vout.size() == 1 )
{
txid = pblock->vtx[n-1].vin[0].prevout.hash;
vout = pblock->vtx[n-1].vin[0].prevout.n;
txtime = komodo_txtime(&value,txid,vout,destaddr);
if ( ExtractDestination(pblock->vtx[n-1].vout[0].scriptPubKey,voutaddress) )
{
strcpy(voutaddr,CBitcoinAddress(voutaddress).ToString().c_str());
if ( strcmp(destaddr,voutaddr) == 0 && pblock->vtx[n-1].vout[0].nValue == value )
{
//fprintf(stderr,"is PoS block!\n");
addressout = voutaddress;
return(1);
}
}
}
return(0);
}
int32_t komodo_isPoS(CBlock *pblock)
{
int32_t n,vout; uint32_t txtime; uint64_t value; char voutaddr[64],destaddr[64]; CTxDestination voutaddress; uint256 txid;
@@ -1439,7 +1462,7 @@ int32_t komodo_is_PoSblock(int32_t slowflag,int32_t height,CBlock *pblock,arith_
if ( slowflag != 0 && pindex != 0 )
{
pindex->segid = -1;
fprintf(stderr,"PoW block detected set segid.%d <- %d\n",height,pindex->segid);
//fprintf(stderr,"PoW block detected set segid.%d <- %d\n",height,pindex->segid);
}
}
else
@@ -1447,11 +1470,17 @@ int32_t komodo_is_PoSblock(int32_t slowflag,int32_t height,CBlock *pblock,arith_
isPoS = 2; // 2 means staking utxo validated
if ( slowflag != 0 && height > 100 )
{
segid = -3;
if ( pindex != 0 && pindex->segid == -2 && (segid= komodo_segid(1,height)) >= 0 )
CTxDestination voutaddress; char voutaddr[64];
if ( ExtractDestination(pblock->vtx[txn_count-1].vout[0].scriptPubKey,voutaddress) )
{
strcpy(voutaddr,CBitcoinAddress(voutaddress).ToString().c_str());
segid = komodo_segid32(voutaddr) & 0x3f;
//fprintf(stderr,"komodo_segid.(%d) -> %d\n",height,segid);
}
if ( pindex != 0 && segid >= 0 )
{
pindex->segid = segid;
fprintf(stderr,"B set segid.%d <- %d\n",height,pindex->segid);
//fprintf(stderr,"B set segid.%d <- %d\n",height,pindex->segid);
} //else fprintf(stderr,"unexpected null pindex for slowflag set ht.%d segid.%d:%d\n",height,pindex!=0?pindex->segid:-3,segid);
}
}
@@ -1937,3 +1966,258 @@ int64_t komodo_coinsupply(int64_t *zfundsp,int64_t *sproutfundsp,int32_t height)
*sproutfundsp = sproutfunds;
return(supply);
}
struct komodo_staking
{
char address[64];
uint256 txid;
arith_uint256 hashval;
uint64_t nValue;
uint32_t segid32,txtime;
int32_t vout;
CScript scriptPubKey;
};
struct komodo_staking *komodo_addutxo(struct komodo_staking *array,int32_t *numkp,int32_t *maxkp,uint32_t txtime,uint64_t nValue,uint256 txid,int32_t vout,char *address,uint8_t *hashbuf,CScript pk)
{
uint256 hash; uint32_t segid32; struct komodo_staking *kp;
segid32 = komodo_stakehash(&hash,address,hashbuf,txid,vout);
if ( *numkp >= *maxkp )
{
*maxkp += 1000;
array = (struct komodo_staking *)realloc(array,sizeof(*array) * (*maxkp));
//fprintf(stderr,"realloc max.%d array.%p\n",*maxkp,array);
}
kp = &array[(*numkp)++];
//fprintf(stderr,"kp.%p num.%d\n",kp,*numkp);
memset(kp,0,sizeof(*kp));
strcpy(kp->address,address);
kp->txid = txid;
kp->vout = vout;
kp->hashval = UintToArith256(hash);
kp->txtime = txtime;
kp->segid32 = segid32;
kp->nValue = nValue;
kp->scriptPubKey = pk;
return(array);
}
arith_uint256 _komodo_eligible(struct komodo_staking *kp,arith_uint256 ratio,uint32_t blocktime,int32_t iter,int32_t minage,int32_t segid,int32_t nHeight,uint32_t prevtime)
{
int32_t diff; uint64_t coinage; arith_uint256 coinage256,hashval;
diff = (iter + blocktime - kp->txtime - minage);
if ( diff < 0 )
diff = 60;
else if ( diff > 3600*24*30 )
diff = 3600*24*30;
if ( iter > 0 )
diff += segid*2;
coinage = ((uint64_t)kp->nValue * diff);
if ( blocktime+iter+segid*2 > prevtime+480 )
coinage *= ((blocktime+iter+segid*2) - (prevtime+400));
coinage256 = arith_uint256(coinage+1);
hashval = ratio * (kp->hashval / coinage256);
return(hashval);
}
uint32_t komodo_eligible(arith_uint256 bnTarget,arith_uint256 ratio,struct komodo_staking *kp,int32_t nHeight,uint32_t blocktime,uint32_t prevtime,int32_t minage,uint8_t *hashbuf)
{
int32_t maxiters = 600; uint256 hash;
int32_t segid,iter,diff; uint64_t coinage; arith_uint256 hashval,coinage256;
komodo_stakehash(&hash,kp->address,hashbuf,kp->txid,kp->vout);
kp->hashval = UintToArith256(hash);
segid = ((nHeight + kp->segid32) & 0x3f);
hashval = _komodo_eligible(kp,ratio,blocktime,maxiters,minage,segid,nHeight,prevtime);
//for (int i=32; i>=0; i--)
// fprintf(stderr,"%02x",((uint8_t *)&hashval)[i]);
//fprintf(stderr," b.%u minage.%d segid.%d ht.%d prev.%u\n",blocktime,minage,segid,nHeight,prevtime);
if ( hashval <= bnTarget )
{
for (iter=0; iter<maxiters; iter++)
{
if ( blocktime+iter+segid*2 < kp->txtime+minage )
continue;
hashval = _komodo_eligible(kp,ratio,blocktime,iter,minage,segid,nHeight,prevtime);
if ( hashval <= bnTarget )
{
//fprintf(stderr,"winner %.8f blocktime.%u iter.%d segid.%d\n",(double)kp->nValue/COIN,blocktime,iter,segid);
blocktime += iter;
blocktime += segid * 2;
return(blocktime);
}
}
} else fprintf(stderr,"maxiters is not good enough\n");
return(0);
}
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)
{
static struct komodo_staking *array; static int32_t numkp,maxkp; static uint32_t lasttime;
set<CBitcoinAddress> setAddress; struct komodo_staking *kp; int32_t winners,segid,minage,nHeight,counter=0,i,m,siglen=0,nMinDepth = 1,nMaxDepth = 99999999; vector<COutput> vecOutputs; uint32_t block_from_future_rejecttime,besttime,eligible,eligible2,earliest = 0; CScript best_scriptPubKey; arith_uint256 mindiff,ratio,bnTarget; CBlockIndex *tipindex,*pindex; CTxDestination address; bool fNegative,fOverflow; uint8_t hashbuf[256]; CTransaction tx; uint256 hashBlock;
if (!EnsureWalletIsAvailable(0))
return 0;
bnTarget.SetCompact(nBits, &fNegative, &fOverflow);
mindiff.SetCompact(KOMODO_MINDIFF_NBITS,&fNegative,&fOverflow);
ratio = (mindiff / bnTarget);
assert(pwalletMain != NULL);
*utxovaluep = 0;
memset(utxotxidp,0,sizeof(*utxotxidp));
memset(utxovoutp,0,sizeof(*utxovoutp));
memset(utxosig,0,72);
if ( (tipindex= chainActive.Tip()) == 0 )
return(0);
nHeight = tipindex->GetHeight() + 1;
if ( (minage= nHeight*3) > 6000 ) // about 100 blocks
minage = 6000;
komodo_segids(hashbuf,nHeight-101,100);
if ( *blocktimep < tipindex->nTime+60 )
*blocktimep = tipindex->nTime+60;
//fprintf(stderr,"Start scan of utxo for staking %u ht.%d\n",(uint32_t)time(NULL),nHeight);
bool resetstaker = false;
if ( array != 0 )
{
CBlockIndex* pblockindex = chainActive[tipindex->GetHeight()];
CBlock block; CTxDestination addressout;
if( ReadBlockFromDisk(block, pblockindex, 1) && komodo_WhoStaked(&block, addressout) != 0 && IsMine(*pwalletMain,addressout) != 0 )
{
resetstaker = true;
fprintf(stderr, "Reset ram staker after mining a block!\n");
}
}
if ( time(NULL) > lasttime+600 || array == 0 || resetstaker )
{
LOCK2(cs_main, pwalletMain->cs_wallet);
pwalletMain->AvailableCoins(vecOutputs, false, NULL, true);
if ( array != 0 )
{
free(array);
array = 0;
maxkp = numkp = 0;
lasttime = 0;
}
BOOST_FOREACH(const COutput& out, vecOutputs)
{
if ( (tipindex= chainActive.Tip()) == 0 || tipindex->GetHeight()+1 > nHeight )
{
fprintf(stderr,"chain tip changed during staking loop t.%u counter.%d\n",(uint32_t)time(NULL),counter);
return(0);
}
counter++;
if ( out.nDepth < nMinDepth || out.nDepth > nMaxDepth )
{
fprintf(stderr,"komodo_staked invalid depth %d\n",(int32_t)out.nDepth);
continue;
}
CAmount nValue = out.tx->vout[out.i].nValue;
if ( nValue < COIN || !out.fSpendable )
continue;
const CScript& pk = out.tx->vout[out.i].scriptPubKey;
if ( ExtractDestination(pk,address) != 0 )
{
if ( IsMine(*pwalletMain,address) == 0 )
continue;
if ( GetTransaction(out.tx->GetHash(),tx,hashBlock,true) != 0 && (pindex= komodo_getblockindex(hashBlock)) != 0 )
{
array = komodo_addutxo(array,&numkp,&maxkp,(uint32_t)pindex->nTime,(uint64_t)nValue,out.tx->GetHash(),out.i,(char *)CBitcoinAddress(address).ToString().c_str(),hashbuf,(CScript)pk);
//fprintf(stderr,"addutxo numkp.%d vs max.%d\n",numkp,maxkp);
}
}
}
lasttime = (uint32_t)time(NULL);
//fprintf(stderr,"finished kp data of utxo for staking %u ht.%d numkp.%d maxkp.%d\n",(uint32_t)time(NULL),nHeight,numkp,maxkp);
}
//fprintf(stderr,"numkp.%d blocktime.%u\n",numkp,*blocktimep);
block_from_future_rejecttime = (uint32_t)GetAdjustedTime() + 57;
for (i=winners=0; i<numkp; i++)
{
if (fRequestShutdown)
break;
if ( (tipindex= chainActive.Tip()) == 0 || tipindex->GetHeight()+1 > nHeight )
{
fprintf(stderr,"chain tip changed during staking loop t.%u counter.%d\n",(uint32_t)time(NULL),counter);
return(0);
}
kp = &array[i];
if ( (eligible2= komodo_eligible(bnTarget,ratio,kp,nHeight,*blocktimep,(uint32_t)tipindex->nTime+27,minage,hashbuf)) == 0 )
continue;
eligible = komodo_stake(0,bnTarget,nHeight,kp->txid,kp->vout,0,(uint32_t)tipindex->nTime+27,kp->address);
//fprintf(stderr,"i.%d %u vs %u\n",i,eligible2,eligible);
if ( eligible > 0 )
{
besttime = m = 0;
if ( eligible == komodo_stake(1,bnTarget,nHeight,kp->txid,kp->vout,eligible,(uint32_t)tipindex->nTime+27,kp->address) )
{
while ( eligible == komodo_stake(1,bnTarget,nHeight,kp->txid,kp->vout,eligible,(uint32_t)tipindex->nTime+27,kp->address) )
{
besttime = eligible;
eligible--;
if ( eligible < block_from_future_rejecttime ) // nothing gained by going earlier
break;
m++;
//fprintf(stderr,"m.%d ht.%d validated winning blocktime %u -> %.8f eligible.%u test prior\n",m,nHeight,*blocktimep,(double)kp->nValue/COIN,eligible);
}
}
else
{
fprintf(stderr,"ht.%d error validating winning blocktime %u -> %.8f eligible.%u test prior\n",nHeight,*blocktimep,(double)kp->nValue/COIN,eligible);
continue;
}
eligible = besttime;
winners++;
//fprintf(stderr,"ht.%d validated winning [%d] -> %.8f eligible.%u test prior\n",nHeight,(int32_t)(eligible - tipindex->nTime),(double)kp->nValue/COIN,eligible);
if ( earliest == 0 || eligible < earliest || (eligible == earliest && (*utxovaluep == 0 || kp->nValue < *utxovaluep)) )
{
earliest = eligible;
best_scriptPubKey = kp->scriptPubKey; //out.tx->vout[out.i].scriptPubKey;
*utxovaluep = (uint64_t)kp->nValue;
//decode_hex((uint8_t *)utxotxidp,32,(char *)out.tx->GetHash().GetHex().c_str());
decode_hex((uint8_t *)utxotxidp,32,(char *)kp->txid.GetHex().c_str());
*utxovoutp = kp->vout;
*txtimep = kp->txtime;//(uint32_t)out.tx->nLockTime;
fprintf(stderr,"ht.%d earliest.%u [%d].%d (%s) nValue %.8f locktime.%u counter.%d winners.%d\n",nHeight,earliest,(int32_t)(earliest - tipindex->nTime),m,kp->address,(double)kp->nValue/COIN,*txtimep,counter,winners);
}
} //else fprintf(stderr,"utxo not eligible\n");
}
if ( numkp < 1000 && array != 0 )
{
free(array);
array = 0;
maxkp = numkp = 0;
lasttime = 0;
}
if ( earliest != 0 )
{
bool signSuccess; SignatureData sigdata; uint64_t txfee; uint8_t *ptr; uint256 revtxid,utxotxid;
auto consensusBranchId = CurrentEpochBranchId(chainActive.Height() + 1, Params().GetConsensus());
const CKeyStore& keystore = *pwalletMain;
txNew.vin.resize(1);
txNew.vout.resize(1);
txfee = 0;
for (i=0; i<32; i++)
((uint8_t *)&revtxid)[i] = ((uint8_t *)utxotxidp)[31 - i];
txNew.vin[0].prevout.hash = revtxid;
txNew.vin[0].prevout.n = *utxovoutp;
txNew.vout[0].scriptPubKey = best_scriptPubKey;// CScript() << ParseHex(NOTARY_PUBKEY) << OP_CHECKSIG;
txNew.vout[0].nValue = *utxovaluep - txfee;
txNew.nLockTime = earliest;
CTransaction txNewConst(txNew);
signSuccess = ProduceSignature(TransactionSignatureCreator(&keystore, &txNewConst, 0, *utxovaluep, SIGHASH_ALL), best_scriptPubKey, sigdata, consensusBranchId);
if (!signSuccess)
fprintf(stderr,"failed to create signature\n");
else
{
UpdateTransaction(txNew,0,sigdata);
ptr = (uint8_t *)&sigdata.scriptSig[0];
siglen = sigdata.scriptSig.size();
for (i=0; i<siglen; i++)
utxosig[i] = ptr[i];//, fprintf(stderr,"%02x",ptr[i]);
//fprintf(stderr," siglen.%d\n",siglen);
//fprintf(stderr,"best %u from %u, gap %d lag.%d\n",earliest,*blocktimep,(int32_t)(earliest - *blocktimep),(int32_t)(time(NULL) - *blocktimep));
*blocktimep = earliest;
}
} //else fprintf(stderr,"no earliest utxo for staking\n");
//fprintf(stderr,"end scan of utxo for staking t.%u counter.%d numkp.%d winners.%d\n",(uint32_t)time(NULL),counter,numkp,winners);
return(siglen);
}