bool CMasternodeMan::Add(CMasternode &mn) { LOCK(cs); if (!mn.IsEnabled()) return false; CMasternode *pmn = Find(mn.vin); if (pmn == NULL) { if(fDebug) LogPrintf("CMasternodeMan: Adding new Masternode %s - %i now\n", mn.addr.ToString().c_str(), size() + 1); vMasternodes.push_back(mn); return true; } return false; }
bool CMasternodePing::CheckAndUpdate(int& nDos, bool fRequireEnabled) { if (sigTime > GetAdjustedTime() + 60 * 60) { LogPrintf("CMasternodePing::CheckAndUpdate - Signature rejected, too far into the future %s\n", vin.ToString()); nDos = 1; return false; } if (sigTime <= GetAdjustedTime() - 60 * 60) { LogPrintf("CMasternodePing::CheckAndUpdate - Signature rejected, too far into the past %s - %d %d \n", vin.ToString(), sigTime, GetAdjustedTime()); nDos = 1; return false; } LogPrint("masternode", "CMasternodePing::CheckAndUpdate - New Ping - %s - %s - %lli\n", GetHash().ToString(), blockHash.ToString(), sigTime); // see if we have this Masternode CMasternode* pmn = mnodeman.Find(vin); if(pmn != NULL && pmn->protocolVersion >= masternodePayments.GetMinMasternodePaymentsProto()) { if (fRequireEnabled && !pmn->IsEnabled()) return false; // LogPrintf("mnping - Found corresponding mn for vin: %s\n", vin.ToString()); // update only if there is no known ping for this masternode or // last ping was more then MASTERNODE_MIN_MNP_SECONDS-60 ago comparing to this one if(!pmn->IsPingedWithin(MASTERNODE_MIN_MNP_SECONDS - 60, sigTime)) { std::string strMessage = vin.ToString() + blockHash.ToString() + boost::lexical_cast<std::string>(sigTime); std::string errorMessage = ""; if(!darkSendSigner.VerifyMessage(pmn->pubkey2, vchSig, strMessage, errorMessage)) { LogPrintf("CMasternodePing::CheckAndUpdate - Got bad Masternode address signature %s\n", vin.ToString()); nDos = 33; return false; } BlockMap::iterator mi = mapBlockIndex.find(blockHash); if (mi != mapBlockIndex.end() && (*mi).second) { if((*mi).second->nHeight < chainActive.Height() - 24) { LogPrintf("CMasternodePing::CheckAndUpdate - Masternode %s block hash %s is too old\n", vin.ToString(), blockHash.ToString()); // Do nothing here (no Masternode update, no mnping relay) // Let this node to be visible but fail to accept mnping return false; } } else { if (fDebug) LogPrintf("CMasternodePing::CheckAndUpdate - Masternode %s block hash %s is unknown\n", vin.ToString(), blockHash.ToString()); // maybe we stuck so we shouldn't ban this node, just fail to accept it // TODO: or should we also request this block? return false; } pmn->lastPing = *this; //mnodeman.mapSeenMasternodeBroadcast.lastPing is probably outdated, so we'll update it CMasternodeBroadcast mnb(*pmn); uint256 hash = mnb.GetHash(); if(mnodeman.mapSeenMasternodeBroadcast.count(hash)) { mnodeman.mapSeenMasternodeBroadcast[hash].lastPing = *this; } pmn->Check(true); if(!pmn->IsEnabled()) return false; LogPrint("masternode", "CMasternodePing::CheckAndUpdate - Masternode ping accepted, vin: %s\n", vin.ToString()); Relay(); return true; } LogPrint("masternode", "CMasternodePing::CheckAndUpdate - Masternode ping arrived too early, vin: %s\n", vin.ToString()); //nDos = 1; //disable, this is happening frequently and causing banned peers return false; } LogPrint("masternode", "CMasternodePing::CheckAndUpdate - Couldn't find compatible Masternode entry, vin: %s\n", vin.ToString()); return false; }
bool CMasternodeBroadcast::CheckInputsAndAdd(int& nDoS) { // we are a masternode with the same vin (i.e. already activated) and this mnb is ours (matches our Masternode privkey) // so nothing to do here for us if(fMasterNode && vin.prevout == activeMasternode.vin.prevout && pubkey2 == activeMasternode.pubKeyMasternode) return true; // search existing Masternode list CMasternode* pmn = mnodeman.Find(vin); if(pmn != NULL) { // nothing to do here if we already know about this masternode and it's enabled if(pmn->IsEnabled()) return true; // if it's not enabled, remove old MN first and continue else mnodeman.Remove(pmn->vin); } CValidationState state; CMutableTransaction tx = CMutableTransaction(); CTxOut vout = CTxOut(999.99*COIN, darkSendPool.collateralPubKey); tx.vin.push_back(vin); tx.vout.push_back(vout); { TRY_LOCK(cs_main, lockMain); if(!lockMain) { // not mnb fault, let it to be checked again later mnodeman.mapSeenMasternodeBroadcast.erase(GetHash()); masternodeSync.mapSeenSyncMNB.erase(GetHash()); return false; } if(!AcceptableInputs(mempool, state, CTransaction(tx), false, NULL)) { //set nDos state.IsInvalid(nDoS); return false; } } LogPrint("masternode", "mnb - Accepted Masternode entry\n"); if(GetInputAge(vin) < MASTERNODE_MIN_CONFIRMATIONS){ LogPrintf("mnb - Input must have at least %d confirmations\n", MASTERNODE_MIN_CONFIRMATIONS); // maybe we miss few blocks, let this mnb to be checked again later mnodeman.mapSeenMasternodeBroadcast.erase(GetHash()); masternodeSync.mapSeenSyncMNB.erase(GetHash()); return false; } // verify that sig time is legit in past // should be at least not earlier than block when 1000 DASH tx got MASTERNODE_MIN_CONFIRMATIONS uint256 hashBlock = 0; CTransaction tx2; GetTransaction(vin.prevout.hash, tx2, hashBlock, true); BlockMap::iterator mi = mapBlockIndex.find(hashBlock); if (mi != mapBlockIndex.end() && (*mi).second) { CBlockIndex* pMNIndex = (*mi).second; // block for 1000 DASH tx -> 1 confirmation CBlockIndex* pConfIndex = chainActive[pMNIndex->nHeight + MASTERNODE_MIN_CONFIRMATIONS - 1]; // block where tx got MASTERNODE_MIN_CONFIRMATIONS if(pConfIndex->GetBlockTime() > sigTime) { LogPrintf("mnb - Bad sigTime %d for Masternode %20s %105s (%i conf block is at %d)\n", sigTime, addr.ToString(), vin.ToString(), MASTERNODE_MIN_CONFIRMATIONS, pConfIndex->GetBlockTime()); return false; } } LogPrintf("mnb - Got NEW Masternode entry - %s - %s - %s - %lli \n", GetHash().ToString(), addr.ToString(), vin.ToString(), sigTime); CMasternode mn(*this); mnodeman.Add(mn); // if it matches our Masternode privkey, then we've been remotely activated if(pubkey2 == activeMasternode.pubKeyMasternode && protocolVersion == PROTOCOL_VERSION){ activeMasternode.EnableHotColdMasterNode(vin, addr); } bool isLocal = addr.IsRFC1918() || addr.IsLocal(); if(Params().NetworkID() == CBaseChainParams::REGTEST) isLocal = false; if(!isLocal) Relay(); return true; }
bool CMasternodeBroadcast::CheckAndUpdate(int& nDos) { // make sure signature isn't in the future (past is OK) if (sigTime > GetAdjustedTime() + 60 * 60) { LogPrintf("mnb - Signature rejected, too far into the future %s\n", vin.ToString()); nDos = 1; return false; } std::string vchPubKey(pubkey.begin(), pubkey.end()); std::string vchPubKey2(pubkey2.begin(), pubkey2.end()); std::string strMessage = addr.ToString() + boost::lexical_cast<std::string>(sigTime) + vchPubKey + vchPubKey2 + boost::lexical_cast<std::string>(protocolVersion); if(protocolVersion < masternodePayments.GetMinMasternodePaymentsProto()) { LogPrintf("mnb - ignoring outdated Masternode %s protocol version %d\n", vin.ToString(), protocolVersion); return false; } CScript pubkeyScript; pubkeyScript = GetScriptForDestination(pubkey.GetID()); if(pubkeyScript.size() != 25) { LogPrintf("mnb - pubkey the wrong size\n"); nDos = 100; return false; } CScript pubkeyScript2; pubkeyScript2 = GetScriptForDestination(pubkey2.GetID()); if(pubkeyScript2.size() != 25) { LogPrintf("mnb - pubkey2 the wrong size\n"); nDos = 100; return false; } if(!vin.scriptSig.empty()) { LogPrintf("mnb - Ignore Not Empty ScriptSig %s\n",vin.ToString()); return false; } std::string errorMessage = ""; if(!darkSendSigner.VerifyMessage(pubkey, sig, strMessage, errorMessage)){ LogPrintf("mnb - Got bad Masternode address signature\n"); nDos = 100; return false; } if(Params().NetworkID() == CBaseChainParams::MAIN) { if(addr.GetPort() != 9999) return false; } else if(addr.GetPort() == 9999) return false; //search existing Masternode list, this is where we update existing Masternodes with new mnb broadcasts CMasternode* pmn = mnodeman.Find(vin); // no such masternode or it's not enabled already, nothing to update if(pmn == NULL || (pmn != NULL && !pmn->IsEnabled())) return true; // mn.pubkey = pubkey, IsVinAssociatedWithPubkey is validated once below, // after that they just need to match if(pmn->pubkey == pubkey && !pmn->IsBroadcastedWithin(MASTERNODE_MIN_MNB_SECONDS)) { //take the newest entry LogPrintf("mnb - Got updated entry for %s\n", addr.ToString()); if(pmn->UpdateFromNewBroadcast((*this))){ pmn->Check(); if(pmn->IsEnabled()) Relay(); } masternodeSync.AddedMasternodeList(GetHash()); } return true; }
// // Bootup the Masternode, look for a 1000DRK input and register on the network // void CActiveMasternode::ManageStatus() { std::string errorMessage; if(!fMasterNode) return; if (fDebug) LogPrintf("CActiveMasternode::ManageStatus() - Begin\n"); //need correct blocks to send ping if(Params().NetworkID() != CBaseChainParams::REGTEST && !masternodeSync.IsBlockchainSynced()) { status = ACTIVE_MASTERNODE_SYNC_IN_PROCESS; LogPrintf("CActiveMasternode::ManageStatus() - %s\n", GetStatus()); return; } if(status == ACTIVE_MASTERNODE_SYNC_IN_PROCESS) status = ACTIVE_MASTERNODE_INITIAL; if(status == ACTIVE_MASTERNODE_INITIAL) { CMasternode *pmn; pmn = mnodeman.Find(pubKeyMasternode); if(pmn != NULL) { pmn->Check(); if(pmn->IsEnabled() && pmn->protocolVersion == PROTOCOL_VERSION) EnableHotColdMasterNode(pmn->vin, pmn->addr); } } if(status != ACTIVE_MASTERNODE_STARTED) { // Set defaults status = ACTIVE_MASTERNODE_NOT_CAPABLE; notCapableReason = ""; if(pwalletMain->IsLocked()){ notCapableReason = "Wallet is locked."; LogPrintf("CActiveMasternode::ManageStatus() - not capable: %s\n", notCapableReason); return; } if(pwalletMain->GetBalance() == 0){ notCapableReason = "Hot node, waiting for remote activation."; LogPrintf("CActiveMasternode::ManageStatus() - not capable: %s\n", notCapableReason); return; } if(strMasterNodeAddr.empty()) { if(!GetLocal(service)) { notCapableReason = "Can't detect external address. Please use the masternodeaddr configuration option."; LogPrintf("CActiveMasternode::ManageStatus() - not capable: %s\n", notCapableReason); return; } } else { service = CService(strMasterNodeAddr); } if(Params().NetworkID() == CBaseChainParams::MAIN) { if(service.GetPort() != 9999) { notCapableReason = strprintf("Invalid port: %u - only 9999 is supported on mainnet.", service.GetPort()); LogPrintf("CActiveMasternode::ManageStatus() - not capable: %s\n", notCapableReason); return; } } else if(service.GetPort() == 9999) { notCapableReason = strprintf("Invalid port: %u - 9999 is only supported on mainnet.", service.GetPort()); LogPrintf("CActiveMasternode::ManageStatus() - not capable: %s\n", notCapableReason); return; } LogPrintf("CActiveMasternode::ManageStatus() - Checking inbound connection to '%s'\n", service.ToString()); CNode *pnode = ConnectNode((CAddress)service, NULL, false); if(!pnode){ notCapableReason = "Could not connect to " + service.ToString(); LogPrintf("CActiveMasternode::ManageStatus() - not capable: %s\n", notCapableReason); return; } pnode->Release(); // Choose coins to use CPubKey pubKeyCollateralAddress; CKey keyCollateralAddress; if(GetMasterNodeVin(vin, pubKeyCollateralAddress, keyCollateralAddress)) { if(GetInputAge(vin) < MASTERNODE_MIN_CONFIRMATIONS){ status = ACTIVE_MASTERNODE_INPUT_TOO_NEW; notCapableReason = strprintf("%s - %d confirmations", GetStatus(), GetInputAge(vin)); LogPrintf("CActiveMasternode::ManageStatus() - %s\n", notCapableReason); return; } LOCK(pwalletMain->cs_wallet); pwalletMain->LockCoin(vin.prevout); // send to all nodes CPubKey pubKeyMasternode; CKey keyMasternode; if(!darkSendSigner.SetKey(strMasterNodePrivKey, errorMessage, keyMasternode, pubKeyMasternode)) { notCapableReason = "Error upon calling SetKey: " + errorMessage; LogPrintf("Register::ManageStatus() - %s\n", notCapableReason); return; } if(!Register(vin, service, keyCollateralAddress, pubKeyCollateralAddress, keyMasternode, pubKeyMasternode, errorMessage)) { notCapableReason = "Error on Register: " + errorMessage; LogPrintf("Register::ManageStatus() - %s\n", notCapableReason); return; } LogPrintf("CActiveMasternode::ManageStatus() - Is capable master node!\n"); status = ACTIVE_MASTERNODE_STARTED; return; } else { notCapableReason = "Could not find suitable coins!"; LogPrintf("CActiveMasternode::ManageStatus() - %s\n", notCapableReason); return; } } //send to all peers if(!SendMasternodePing(errorMessage)) { LogPrintf("CActiveMasternode::ManageStatus() - Error on Ping: %s\n", errorMessage); } }
bool CActiveMasternode::Register(CTxIn vin, CService service, CKey keyCollateralAddress, CPubKey pubKeyCollateralAddress, CKey keyMasternode, CPubKey pubKeyMasternode, std::string& errorMessage) { CMasternodeBroadcast mnb; CMasternodePing mnp(vin); if (!mnp.Sign(keyMasternode, pubKeyMasternode)) { errorMessage = strprintf("Failed to sign ping, vin: %s", vin.ToString()); LogPrintf("CActiveMasternode::Register() - %s\n", errorMessage); return false; } mnodeman.mapSeenMasternodePing.insert(make_pair(mnp.GetHash(), mnp)); LogPrintf("CActiveMasternode::Register() - Adding to Masternode list\n service: %s\n vin: %s\n", service.ToString(), vin.ToString()); mnb = CMasternodeBroadcast(service, vin, pubKeyCollateralAddress, pubKeyMasternode, PROTOCOL_VERSION); mnb.lastPing = mnp; if (!mnb.Sign(keyCollateralAddress)) { errorMessage = strprintf("Failed to sign broadcast, vin: %s", vin.ToString()); LogPrintf("CActiveMasternode::Register() - %s\n", errorMessage); return false; } mnodeman.mapSeenMasternodeBroadcast.insert(make_pair(mnb.GetHash(), mnb)); masternodeSync.AddedMasternodeList(mnb.GetHash()); CMasternode* pmn = mnodeman.Find(vin); if (pmn == NULL) { CMasternode mn(mnb); mnodeman.Add(mn); } else { pmn->UpdateFromNewBroadcast(mnb); } //send to all peers LogPrintf("CActiveMasternode::Register() - RelayElectionEntry vin = %s\n", vin.ToString()); mnb.Relay(); /* * IT'S SAFE TO REMOVE THIS IN FURTHER VERSIONS * AFTER MIGRATION TO V12 IS DONE */ if (IsSporkActive(SPORK_10_MASTERNODE_PAY_UPDATED_NODES)) return true; // for migration purposes inject our node in old masternodes' list too std::string retErrorMessage; std::vector<unsigned char> vchMasterNodeSignature; int64_t masterNodeSignatureTime = GetAdjustedTime(); std::string donationAddress = ""; int donationPercantage = 0; std::string vchPubKey(pubKeyCollateralAddress.begin(), pubKeyCollateralAddress.end()); std::string vchPubKey2(pubKeyMasternode.begin(), pubKeyMasternode.end()); std::string strMessage = service.ToString() + boost::lexical_cast<std::string>(masterNodeSignatureTime) + vchPubKey + vchPubKey2 + boost::lexical_cast<std::string>(PROTOCOL_VERSION) + donationAddress + boost::lexical_cast<std::string>(donationPercantage); if (!obfuScationSigner.SignMessage(strMessage, retErrorMessage, vchMasterNodeSignature, keyCollateralAddress)) { errorMessage = "dsee sign message failed: " + retErrorMessage; LogPrintf("CActiveMasternode::Register() - Error: %s\n", errorMessage.c_str()); return false; } if (!obfuScationSigner.VerifyMessage(pubKeyCollateralAddress, vchMasterNodeSignature, strMessage, retErrorMessage)) { errorMessage = "dsee verify message failed: " + retErrorMessage; LogPrintf("CActiveMasternode::Register() - Error: %s\n", errorMessage.c_str()); return false; } LOCK(cs_vNodes); BOOST_FOREACH (CNode* pnode, vNodes) pnode->PushMessage("dsee", vin, service, vchMasterNodeSignature, masterNodeSignatureTime, pubKeyCollateralAddress, pubKeyMasternode, -1, -1, masterNodeSignatureTime, PROTOCOL_VERSION, donationAddress, donationPercantage); /* * END OF "REMOVE" */ return true; }
bool CActiveMasternode::SendMasternodePing(std::string& errorMessage) { if (status != ACTIVE_MASTERNODE_STARTED) { errorMessage = "Masternode is not in a running status"; return false; } CPubKey pubKeyMasternode; CKey keyMasternode; if (!obfuScationSigner.SetKey(strMasterNodePrivKey, errorMessage, keyMasternode, pubKeyMasternode)) { errorMessage = strprintf("Error upon calling SetKey: %s\n", errorMessage); return false; } LogPrintf("CActiveMasternode::SendMasternodePing() - Relay Masternode Ping vin = %s\n", vin.ToString()); CMasternodePing mnp(vin); if (!mnp.Sign(keyMasternode, pubKeyMasternode)) { errorMessage = "Couldn't sign Masternode Ping"; return false; } // Update lastPing for our masternode in Masternode list CMasternode* pmn = mnodeman.Find(vin); if (pmn != NULL) { if (pmn->IsPingedWithin(MASTERNODE_PING_SECONDS, mnp.sigTime)) { errorMessage = "Too early to send Masternode Ping"; return false; } pmn->lastPing = mnp; mnodeman.mapSeenMasternodePing.insert(make_pair(mnp.GetHash(), mnp)); //mnodeman.mapSeenMasternodeBroadcast.lastPing is probably outdated, so we'll update it CMasternodeBroadcast mnb(*pmn); uint256 hash = mnb.GetHash(); if (mnodeman.mapSeenMasternodeBroadcast.count(hash)) mnodeman.mapSeenMasternodeBroadcast[hash].lastPing = mnp; mnp.Relay(); /* * IT'S SAFE TO REMOVE THIS IN FURTHER VERSIONS * AFTER MIGRATION TO V12 IS DONE */ if (IsSporkActive(SPORK_10_MASTERNODE_PAY_UPDATED_NODES)) return true; // for migration purposes ping our node on old masternodes network too std::string retErrorMessage; std::vector<unsigned char> vchMasterNodeSignature; int64_t masterNodeSignatureTime = GetAdjustedTime(); std::string strMessage = service.ToString() + boost::lexical_cast<std::string>(masterNodeSignatureTime) + boost::lexical_cast<std::string>(false); if (!obfuScationSigner.SignMessage(strMessage, retErrorMessage, vchMasterNodeSignature, keyMasternode)) { errorMessage = "dseep sign message failed: " + retErrorMessage; return false; } if (!obfuScationSigner.VerifyMessage(pubKeyMasternode, vchMasterNodeSignature, strMessage, retErrorMessage)) { errorMessage = "dseep verify message failed: " + retErrorMessage; return false; } LogPrint("masternode", "dseep - relaying from active mn, %s \n", vin.ToString().c_str()); LOCK(cs_vNodes); BOOST_FOREACH (CNode* pnode, vNodes) pnode->PushMessage("dseep", vin, vchMasterNodeSignature, masterNodeSignatureTime, false); /* * END OF "REMOVE" */ return true; } else { // Seems like we are trying to send a ping while the Masternode is not registered in the network errorMessage = "Obfuscation Masternode List doesn't include our Masternode, shutting down Masternode pinging service! " + vin.ToString(); status = ACTIVE_MASTERNODE_NOT_CAPABLE; notCapableReason = errorMessage; return false; } }
void ProcessMessageMasternodePOS(CNode* pfrom, std::string& strCommand, CDataStream& vRecv) { if(fProUserModeDarksendInstantX2) return; //disable all darksend/masternode related functionality if(!IsSporkActive(SPORK_7_MASTERNODE_SCANNING)) return; if(IsInitialBlockDownload()) return; if (strCommand == "mnse") //Masternode Scanning Error { CDataStream vMsg(vRecv); CMasternodeScanningError mnse; vRecv >> mnse; CInv inv(MSG_MASTERNODE_SCANNING_ERROR, mnse.GetHash()); pfrom->AddInventoryKnown(inv); if(mapMasternodeScanningErrors.count(mnse.GetHash())){ return; } mapMasternodeScanningErrors.insert(make_pair(mnse.GetHash(), mnse)); if(!mnse.IsValid()) { LogPrintf("MasternodePOS::mnse - Invalid object\n"); return; } CMasternode* pmnA = mnodeman.Find(mnse.vinMasternodeA); if(pmnA == NULL) return; if(pmnA->protocolVersion < MIN_MASTERNODE_POS_PROTO_VERSION) return; int nBlockHeight = chainActive.Tip()->nHeight; if(nBlockHeight - mnse.nBlockHeight > 10){ LogPrintf("MasternodePOS::mnse - Too old\n"); return; } // Lowest masternodes in rank check the highest each block int a = mnodeman.GetMasternodeRank(mnse.vinMasternodeA, mnse.nBlockHeight, MIN_MASTERNODE_POS_PROTO_VERSION); if(a == -1 || a > GetCountScanningPerBlock()) { if(a != -1) LogPrintf("MasternodePOS::mnse - MasternodeA ranking is too high\n"); return; } int b = mnodeman.GetMasternodeRank(mnse.vinMasternodeB, mnse.nBlockHeight, MIN_MASTERNODE_POS_PROTO_VERSION, false); if(b == -1 || b < mnodeman.CountMasternodesAboveProtocol(MIN_MASTERNODE_POS_PROTO_VERSION)-GetCountScanningPerBlock()) { if(b != -1) LogPrintf("MasternodePOS::mnse - MasternodeB ranking is too low\n"); return; } if(!mnse.SignatureValid()){ LogPrintf("MasternodePOS::mnse - Bad masternode message\n"); return; } CMasternode* pmnB = mnodeman.Find(mnse.vinMasternodeB); if(pmnB == NULL) return; if(fDebug) LogPrintf("ProcessMessageMasternodePOS::mnse - nHeight %d MasternodeA %s MasternodeB %s\n", mnse.nBlockHeight, pmnA->addr.ToString().c_str(), pmnB->addr.ToString().c_str()); pmnB->ApplyScanningError(mnse); mnse.Relay(); }
bool CMasternodeBroadcast::CheckAndUpdate(int& nDos) { nDos = 0; // make sure signature isn't in the future (past is OK) if (sigTime > GetAdjustedTime() + 60 * 60) { LogPrintf("mnb - Signature rejected, too far into the future %s\n", vin.ToString()); nDos = 1; return false; } if(protocolVersion < masternodePayments.GetMinMasternodePaymentsProto()) { LogPrintf("mnb - ignoring outdated Masternode %s protocol version %d\n", vin.ToString(), protocolVersion); return false; } CScript pubkeyScript; pubkeyScript = GetScriptForDestination(pubkey.GetID()); if(pubkeyScript.size() != 25) { LogPrintf("mnb - pubkey the wrong size\n"); nDos = 100; return false; } CScript pubkeyScript2; pubkeyScript2 = GetScriptForDestination(pubkey2.GetID()); if(pubkeyScript2.size() != 25) { LogPrintf("mnb - pubkey2 the wrong size\n"); nDos = 100; return false; } if(!vin.scriptSig.empty()) { LogPrintf("mnb - Ignore Not Empty ScriptSig %s\n",vin.ToString()); return false; } std::string strMessage; std::string errorMessage = ""; if(protocolVersion < 70201) { std::string vchPubKey(pubkey.begin(), pubkey.end()); std::string vchPubKey2(pubkey2.begin(), pubkey2.end()); strMessage = addr.ToString(false) + boost::lexical_cast<std::string>(sigTime) + vchPubKey + vchPubKey2 + boost::lexical_cast<std::string>(protocolVersion); LogPrint("masternode", "mnb - sanitized strMessage: %s, pubkey address: %s, sig: %s\n", SanitizeString(strMessage), CBitcoinAddress(pubkey.GetID()).ToString(), EncodeBase64(&sig[0], sig.size())); if(!darkSendSigner.VerifyMessage(pubkey, sig, strMessage, errorMessage)){ if (addr.ToString() != addr.ToString(false)) { // maybe it's wrong format, try again with the old one strMessage = addr.ToString() + boost::lexical_cast<std::string>(sigTime) + vchPubKey + vchPubKey2 + boost::lexical_cast<std::string>(protocolVersion); LogPrint("masternode", "mnb - sanitized strMessage: %s, pubkey address: %s, sig: %s\n", SanitizeString(strMessage), CBitcoinAddress(pubkey.GetID()).ToString(), EncodeBase64(&sig[0], sig.size())); if(!darkSendSigner.VerifyMessage(pubkey, sig, strMessage, errorMessage)){ // didn't work either LogPrintf("mnb - Got bad Masternode address signature, sanitized error: %s\n", SanitizeString(errorMessage)); // there is a bug in old MN signatures, ignore such MN but do not ban the peer we got this from return false; } } else { // nope, sig is actually wrong LogPrintf("mnb - Got bad Masternode address signature, sanitized error: %s\n", SanitizeString(errorMessage)); // there is a bug in old MN signatures, ignore such MN but do not ban the peer we got this from return false; } } } else { strMessage = addr.ToString(false) + boost::lexical_cast<std::string>(sigTime) + pubkey.GetID().ToString() + pubkey2.GetID().ToString() + boost::lexical_cast<std::string>(protocolVersion); LogPrint("masternode", "mnb - strMessage: %s, pubkey address: %s, sig: %s\n", strMessage, CBitcoinAddress(pubkey.GetID()).ToString(), EncodeBase64(&sig[0], sig.size())); if(!darkSendSigner.VerifyMessage(pubkey, sig, strMessage, errorMessage)){ LogPrintf("mnb - Got bad Masternode address signature, error: %s\n", errorMessage); nDos = 100; return false; } } if(Params().NetworkID() == CBaseChainParams::MAIN) { if(addr.GetPort() != 9887) return false; } else if(addr.GetPort() == 9887) return false; //search existing Masternode list, this is where we update existing Masternodes with new mnb broadcasts CMasternode* pmn = mnodeman.Find(vin); // no such masternode, nothing to update if(pmn == NULL) return true ; else { // this broadcast older than we have, it's bad. if(pmn->sigTime > sigTime) { LogPrintf("mnb - Bad sigTime %d for Masternode %20s %105s (existing broadcast is at %d)\n", sigTime, addr.ToString(), vin.ToString(), pmn->sigTime); return false; } // masternode is not enabled yet/already, nothing to update if(!pmn->IsEnabled()) return true; } // mn.pubkey = pubkey, IsVinAssociatedWithPubkey is validated once below, // after that they just need to match if(pmn->pubkey == pubkey && !pmn->IsBroadcastedWithin(MASTERNODE_MIN_MNB_SECONDS)) { //take the newest entry LogPrintf("mnb - Got updated entry for %s\n", addr.ToString()); if(pmn->UpdateFromNewBroadcast((*this))){ pmn->Check(); if(pmn->IsEnabled()) Relay(); } masternodeSync.AddedMasternodeList(GetHash()); } return true; }