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Support for notarizing PRIVATE

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This commit is contained in:
jl777
2018-09-23 07:49:02 -11:00
parent 6b52965769
commit f425c7eea5
2 changed files with 60 additions and 19 deletions
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1
src/komodo_notary.h
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@@ -197,6 +197,7 @@ const char *Notaries_elected1[][2] =
{"webworker01_NA", "03bb7d005e052779b1586f071834c5facbb83470094cff5112f0072b64989f97d7" },
{"xrobesx_NA", "03f0cc6d142d14a40937f12dbd99dbd9021328f45759e26f1877f2a838876709e1" },
};
#define CRYPTO777_PUBSECPSTR "020e46e79a2a8d12b9b5d12c7a91adb4e454edfae43c0a0cb805427d2ac7613fd9"
int32_t komodo_notaries(uint8_t pubkeys[64][33],int32_t height,uint32_t timestamp)
{

78
src/main.cpp
View File

@@ -60,6 +60,8 @@ extern int32_t KOMODO_LOADINGBLOCKS,KOMODO_LONGESTCHAIN,KOMODO_INSYNC,KOMODO_CON
int32_t KOMODO_NEWBLOCKS;
int32_t komodo_block2pubkey33(uint8_t *pubkey33,CBlock *block);
void komodo_broadcast(CBlock *pblock,int32_t limit);
void komodo_broadcast(CBlock *pblock,int32_t limit);
bool Getscriptaddress(char *destaddr,const CScript &scriptPubKey);
BlockMap mapBlockIndex;
CChain chainActive;
@@ -1036,6 +1038,28 @@ bool CheckTransaction(const CTransaction& tx, CValidationState &state,
}
}
int32_t komodo_isnotaryvout(char *coinaddr) // from ac_private chains only
{
static int32_t didinit; static char notaryaddrs[sizeof(Notaries_elected1)/sizeof(*Notaries_elected1) + 1][64];
int32_t i;
if ( didinit == 0 )
{
uint8_t pubkey33[33];
for (i=0; i<=sizeof(Notaries_elected1)/sizeof(*Notaries_elected1); i++)
{
if ( i < sizeof(Notaries_elected1)/sizeof(*Notaries_elected1) )
decode_hex(pubkey33,33,(char *)Notaries_elected1[i][1]);
else decode_hex(pubkey33,33,(char *)CRYPTO777_PUBSECPSTR);
pubkey2addr((char *)notaryaddrs[i],(uint8_t *)pubkey33);
}
didinit = 1;
}
for (i=0; i<=sizeof(Notaries_elected1)/sizeof(*Notaries_elected1); i++)
if ( strcmp(coinaddr,notaryaddrs[i]) == 0 )
return(1);
return(0);
}
bool CheckTransactionWithoutProofVerification(const CTransaction& tx, CValidationState &state)
{
// Basic checks that don't depend on any context
@@ -1112,9 +1136,14 @@ bool CheckTransactionWithoutProofVerification(const CTransaction& tx, CValidatio
}
if ( ASSETCHAINS_PRIVATE != 0 )
{
fprintf(stderr,"private chain nValue %.8f iscoinbase.%d\n",(double)txout.nValue/COIN,iscoinbase);
//fprintf(stderr,"private chain nValue %.8f iscoinbase.%d\n",(double)txout.nValue/COIN,iscoinbase);
if ( (txout.nValue > 0 && iscoinbase == 0) || tx.GetJoinSplitValueOut() > 0 )
return state.DoS(100, error("CheckTransaction(): this is a private chain, no public allowed"),REJECT_INVALID, "bad-txns-acprivacy-chain");
{
char destaddr[65];
Getscriptaddress(destaddr,txout.scriptPubKey);
if ( komodo_isnotaryvout(destaddr) == 0 )
return state.DoS(100, error("CheckTransaction(): this is a private chain, no public allowed"),REJECT_INVALID, "bad-txns-acprivacy-chain");
}
}
if ( txout.scriptPubKey.size() > IGUANA_MAXSCRIPTSIZE )
return state.DoS(100, error("CheckTransaction(): txout.scriptPubKey.size() too big"),REJECT_INVALID, "bad-txns-vout-negative");
@@ -3621,23 +3650,34 @@ static bool ActivateBestChainStep(CValidationState &state, CBlockIndex *pindexMo
// our genesis block. In practice this (probably) won't happen because of checks elsewhere.
auto reorgLength = pindexOldTip ? pindexOldTip->nHeight - (pindexFork ? pindexFork->nHeight : -1) : 0;
static_assert(MAX_REORG_LENGTH > 0, "We must be able to reorg some distance");
if (reorgLength > MAX_REORG_LENGTH) {
auto msg = strprintf(_(
"A block chain reorganization has been detected that would roll back %d blocks! "
"This is larger than the maximum of %d blocks, and so the node is shutting down for your safety."
), reorgLength, MAX_REORG_LENGTH) + "\n\n" +
_("Reorganization details") + ":\n" +
"- " + strprintf(_("Current tip: %s, height %d, work %s"),
pindexOldTip->phashBlock->GetHex(), pindexOldTip->nHeight, pindexOldTip->nChainWork.GetHex()) + "\n" +
"- " + strprintf(_("New tip: %s, height %d, work %s"),
pindexMostWork->phashBlock->GetHex(), pindexMostWork->nHeight, pindexMostWork->nChainWork.GetHex()) + "\n" +
"- " + strprintf(_("Fork point: %s %s, height %d"),
ASSETCHAINS_SYMBOL,pindexFork->phashBlock->GetHex(), pindexFork->nHeight) + "\n\n" +
_("Please help, human!");
LogPrintf("*** %s\n", msg);
uiInterface.ThreadSafeMessageBox(msg, "", CClientUIInterface::MSG_ERROR);
StartShutdown();
return false;
if (reorgLength > MAX_REORG_LENGTH)
{
int32_t notarizedht,prevMoMheight; uint256 notarizedhash,txid;
notarizedht = komodo_notarized_height(&prevMoMheight,&notarizedhash,&txid);
if ( pindexFork->nHeight < notarizedht )
{
fprintf(stderr,"pindexFork->nHeight.%d is < notarizedht %d, so ignore it\n",(int32_t)pindexFork->nHeight,notarizedht);
pindexFork = pindexOldTip;
}
else
{
auto msg = strprintf(_(
"A block chain reorganization has been detected that would roll back %d blocks! "
"This is larger than the maximum of %d blocks, and so the node is shutting down for your safety."
), reorgLength, MAX_REORG_LENGTH) + "\n\n" +
_("Reorganization details") + ":\n" +
"- " + strprintf(_("Current tip: %s, height %d, work %s"),
pindexOldTip->phashBlock->GetHex(), pindexOldTip->nHeight, pindexOldTip->nChainWork.GetHex()) + "\n" +
"- " + strprintf(_("New tip: %s, height %d, work %s"),
pindexMostWork->phashBlock->GetHex(), pindexMostWork->nHeight, pindexMostWork->nChainWork.GetHex()) + "\n" +
"- " + strprintf(_("Fork point: %s %s, height %d"),
ASSETCHAINS_SYMBOL,pindexFork->phashBlock->GetHex(), pindexFork->nHeight) + "\n\n" +
_("Please help, human!");
LogPrintf("*** %s\n", msg);
uiInterface.ThreadSafeMessageBox(msg, "", CClientUIInterface::MSG_ERROR);
StartShutdown();
return false;
}
}
// Disconnect active blocks which are no longer in the best chain.