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After DIP3 activation, allow voting with voting keys stored in your wallet (#2281)

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* Implement temporary solution to allow voting with owner keys from your wallet

Will later be removed and properly reimplemented when cleaning up
legacy masternode code

* When MN keys from masternode.conf are used, only allow voting when they match with keyIDVoting
This commit is contained in:
Alexander Block 2018-09-11 16:33:07 +02:00 committed by UdjinM6
parent 47ca06ab33
commit 6b3d650280
1 changed files with 83 additions and 1 deletions
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84
src/rpc/governance.cpp
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@ -362,6 +362,16 @@ UniValue gobject_vote_conf(const JSONRPCRequest& request)
throw JSONRPCError(RPC_INVALID_PARAMETER, "Invalid vote outcome. Please use one of the following: 'yes', 'no' or 'abstain'");
}
int govObjType;
{
LOCK(governance.cs);
CGovernanceObject *pGovObj = governance.FindGovernanceObject(hash);
if (!pGovObj) {
throw JSONRPCError(RPC_INVALID_PARAMETER, "Governance object not found");
}
govObjType = pGovObj->GetObjectType();
}
int nSuccessful = 0;
int nFailed = 0;
@ -383,6 +393,18 @@ UniValue gobject_vote_conf(const JSONRPCRequest& request)
return returnObj;
}
if (deterministicMNManager->IsDeterministicMNsSporkActive()) {
if (govObjType == GOVERNANCE_OBJECT_PROPOSAL && mn.keyIDVoting != activeMasternodeInfo.keyIDOperator) {
nFailed++;
statusObj.push_back(Pair("result", "failed"));
statusObj.push_back(Pair("errorMessage", "Can't vote on proposal when operator key does not match voting key"));
resultsObj.push_back(Pair("dash.conf", statusObj));
returnObj.push_back(Pair("overall", strprintf("Voted successfully %d time(s) and failed %d time(s).", nSuccessful, nFailed)));
returnObj.push_back(Pair("detail", resultsObj));
return returnObj;
}
}
CGovernanceVote vote(mn.outpoint, hash, eVoteSignal, eVoteOutcome);
if (!vote.Sign(activeMasternodeInfo.keyOperator, activeMasternodeInfo.keyIDOperator)) {
nFailed++;
@ -416,6 +438,16 @@ UniValue VoteWithMasternodeList(const std::vector<CMasternodeConfig::CMasternode
const uint256& hash, vote_signal_enum_t eVoteSignal,
vote_outcome_enum_t eVoteOutcome)
{
int govObjType;
{
LOCK(governance.cs);
CGovernanceObject *pGovObj = governance.FindGovernanceObject(hash);
if (!pGovObj) {
throw JSONRPCError(RPC_INVALID_PARAMETER, "Governance object not found");
}
govObjType = pGovObj->GetObjectType();
}
int nSuccessful = 0;
int nFailed = 0;
@ -456,6 +488,16 @@ UniValue VoteWithMasternodeList(const std::vector<CMasternodeConfig::CMasternode
continue;
}
if (deterministicMNManager->IsDeterministicMNsSporkActive()) {
if (govObjType == GOVERNANCE_OBJECT_PROPOSAL && mn.keyIDVoting != pubKeyOperator.GetID()) {
nFailed++;
statusObj.push_back(Pair("result", "failed"));
statusObj.push_back(Pair("errorMessage", "Can't vote on proposal when key does not match voting key"));
resultsObj.push_back(Pair(mne.getAlias(), statusObj));
continue;
}
}
CGovernanceVote vote(mn.outpoint, hash, eVoteSignal, eVoteOutcome);
if (!vote.Sign(keyOperator, pubKeyOperator.GetID())) {
nFailed++;
@ -518,7 +560,47 @@ UniValue gobject_vote_many(const JSONRPCRequest& request)
throw JSONRPCError(RPC_INVALID_PARAMETER, "Invalid vote outcome. Please use one of the following: 'yes', 'no' or 'abstain'");
}
return VoteWithMasternodeList(masternodeConfig.getEntries(), hash, eVoteSignal, eVoteOutcome);
std::vector<CMasternodeConfig::CMasternodeEntry> entries = masternodeConfig.getEntries();
#ifdef ENABLE_WALLET
// This is a hack to maintain code-level backwards compatibility with masternode.conf and the deterministic masternodes.
// Deterministic masternode keys are managed inside the wallet instead of masternode.conf
// This allows voting on proposals when you have the MN voting key in your wallet
// We can remove this when we remove support for masternode.conf and only support wallet based masternode
// management
if (deterministicMNManager->IsDeterministicMNsSporkActive()) {
auto mnList = deterministicMNManager->GetListAtChainTip();
for (const auto &dmn : mnList.valid_range()) {
bool found = false;
for (const auto &mne : entries) {
uint256 nTxHash;
nTxHash.SetHex(mne.getTxHash());
int nOutputIndex = 0;
if(!ParseInt32(mne.getOutputIndex(), &nOutputIndex)) {
continue;
}
if (nTxHash == dmn->proTxHash && (uint32_t)nOutputIndex == dmn->nCollateralIndex) {
found = true;
break;
}
}
if (found) {
continue;
}
CKey ownerKey;
if (pwalletMain->GetKey(dmn->pdmnState->keyIDVoting, ownerKey)) {
CBitcoinSecret secret(ownerKey);
CMasternodeConfig::CMasternodeEntry mne(dmn->proTxHash.ToString(), dmn->pdmnState->addr.ToStringIPPort(false), secret.ToString(), dmn->proTxHash.ToString(), itostr(dmn->nCollateralIndex));
entries.push_back(mne);
}
}
}
#endif
return VoteWithMasternodeList(entries, hash, eVoteSignal, eVoteOutcome);
}
void gobject_vote_alias_help()