110 lines
3.4 KiB
C++
110 lines
3.4 KiB
C++
// Copyright (c) 2014-2016 The Dash Core developers
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// Distributed under the MIT/X11 software license, see the accompanying
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// file COPYING or http://www.opensource.org/licenses/mit-license.php.
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#include "core_io.h"
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#include "main.h"
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#include "init.h"
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#include "flat-database.h"
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#include "governance.h"
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#include "masternode.h"
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#include "governance.h"
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#include "darksend.h"
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#include "masternodeman.h"
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#include "masternode-sync.h"
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#include "util.h"
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#include "addrman.h"
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#include <boost/lexical_cast.hpp>
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CBudgetVote::CBudgetVote()
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{
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vin = CTxIn();
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nProposalHash = uint256();
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nVoteAction = VOTE_ACTION_NONE;
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nVoteOutcome = VOTE_OUTCOME_NONE;
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nTime = 0;
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fValid = true;
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fSynced = false;
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}
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CBudgetVote::CBudgetVote(CTxIn vinIn, uint256 nProposalHashIn, int nVoteActionIn, int nVoteOutcomeIn)
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{
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vin = vinIn;
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nProposalHash = nProposalHashIn;
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nVoteAction = nVoteActionIn;
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nVoteOutcome = nVoteOutcomeIn;
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nTime = GetAdjustedTime();
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fValid = true;
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fSynced = false;
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}
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void CBudgetVote::Relay()
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{
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CInv inv(MSG_BUDGET_VOTE, GetHash());
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RelayInv(inv, MIN_BUDGET_PEER_PROTO_VERSION);
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}
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bool CBudgetVote::Sign(CKey& keyMasternode, CPubKey& pubKeyMasternode)
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{
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// Choose coins to use
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CPubKey pubKeyCollateralAddress;
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CKey keyCollateralAddress;
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std::string errorMessage;
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std::string strMessage = vin.prevout.ToStringShort() + nProposalHash.ToString() + boost::lexical_cast<std::string>(nVote) + boost::lexical_cast<std::string>(nTime);
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if(!darkSendSigner.SignMessage(strMessage, errorMessage, vchSig, keyMasternode)) {
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LogPrintf("CBudgetVote::Sign - Error upon calling SignMessage");
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return false;
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}
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if(!darkSendSigner.VerifyMessage(pubKeyMasternode, vchSig, strMessage, errorMessage)) {
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LogPrintf("CBudgetVote::Sign - Error upon calling VerifyMessage");
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return false;
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}
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return true;
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}
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bool CBudgetVote::IsValid(bool fSignatureCheck)
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{
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if(nTime > GetTime() + (60*60)){
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LogPrint("mngovernance", "CBudgetVote::IsValid() - vote is too far ahead of current time - %s - nTime %lli - Max Time %lli\n", GetHash().ToString(), nTime, GetTime() + (60*60));
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return false;
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}
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// support up to 50 actions (implemented in sentinel)
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if(nVoteAction > 50)
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{
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LogPrint("mngovernance", "CBudgetVote::IsValid() - Client attempted to vote on invalid action(%d) - %s\n", nVoteAction, GetHash().ToString());
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return false;
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}
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// 0=none, 1=yes, 2=no, 3=abstain. Beyond that reject votes
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if(nVoteOutcome > 3)
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{
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LogPrint("mngovernance", "CBudgetVote::IsValid() - Client attempted to vote on invalid outcome(%d) - %s\n", nVoteAction, GetHash().ToString());
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return false;
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}
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CMasternode* pmn = mnodeman.Find(vin);
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if(pmn == NULL)
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{
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LogPrint("mngovernance", "CBudgetVote::IsValid() - Unknown Masternode - %s\n", vin.ToString());
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return false;
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}
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if(!fSignatureCheck) return true;
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std::string errorMessage;
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std::string strMessage = vin.prevout.ToStringShort() + nProposalHash.ToString() + boost::lexical_cast<std::string>(nVote) + boost::lexical_cast<std::string>(nTime);
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if(!darkSendSigner.VerifyMessage(pmn->pubkey2, vchSig, strMessage, errorMessage)) {
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LogPrintf("CBudgetVote::IsValid() - Verify message failed - Error: %s\n", errorMessage);
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return false;
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}
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return true;
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} |