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refactor: add helper function to sign messages with blsKeyOperator

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Avoid passing around the operator secret key if we can help it. Ask
CActiveMasternodeManager to perform the operation for you instead.
This commit is contained in:
Kittywhiskers Van Gogh 2024-03-12 02:52:08 +00:00
parent 3827355cce
commit 3eb931b596
No known key found for this signature in database
GPG Key ID: 30CD0C065E5C4AAD
5 changed files with 55 additions and 35 deletions
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4
src/coinjoin/coinjoin.cpp
View File

@ -52,7 +52,7 @@ bool CCoinJoinQueue::Sign()
if (!fMasternodeMode) return false;
uint256 hash = GetSignatureHash();
CBLSSignature sig = WITH_LOCK(::activeMasternodeManager->cs, return ::activeMasternodeManager->m_info.blsKeyOperator->Sign(hash, false));
CBLSSignature sig = ::activeMasternodeManager->Sign(hash, /*is_legacy=*/ false);
if (!sig.IsValid()) {
return false;
}
@ -104,7 +104,7 @@ bool CCoinJoinBroadcastTx::Sign()
if (!fMasternodeMode) return false;
uint256 hash = GetSignatureHash();
CBLSSignature sig = WITH_LOCK(::activeMasternodeManager->cs, return ::activeMasternodeManager->m_info.blsKeyOperator->Sign(hash, false));
CBLSSignature sig = ::activeMasternodeManager->Sign(hash, /*is_legacy=*/ false);
if (!sig.IsValid()) {
return false;
}

16
src/evo/mnauth.cpp
View File

@ -23,10 +23,14 @@ void CMNAuth::PushMNAUTH(CNode& peer, CConnman& connman, const CBlockIndex* tip)
{
if (!fMasternodeMode) return;
LOCK(::activeMasternodeManager->cs);
if (::activeMasternodeManager->m_info.proTxHash.IsNull()) return;
CMNAuth mnauth;
uint256 signHash;
{
LOCK(::activeMasternodeManager->cs);
if (::activeMasternodeManager->m_info.proTxHash.IsNull()) {
return;
}
const auto receivedMNAuthChallenge = peer.GetReceivedMNAuthChallenge();
if (receivedMNAuthChallenge.IsNull()) {
return;
@ -49,12 +53,12 @@ void CMNAuth::PushMNAUTH(CNode& peer, CConnman& connman, const CBlockIndex* tip)
signHash = ::SerializeHash(std::make_tuple(pubKey, receivedMNAuthChallenge, peer.IsInboundConn(), nOurNodeVersion));
}
CMNAuth mnauth;
mnauth.proRegTxHash = ::activeMasternodeManager->m_info.proTxHash;
mnauth.sig = ::activeMasternodeManager->m_info.blsKeyOperator->Sign(signHash);
} // ::activeMasternodeManager->cs
mnauth.sig = ::activeMasternodeManager->Sign(signHash);
LogPrint(BCLog::NET_NETCONN, "CMNAuth::%s -- Sending MNAUTH, peer=%d\n", __func__, peer.GetId());
connman.PushMessage(&peer, CNetMsgMaker(peer.GetCommonVersion()).Make(NetMsgType::MNAUTH, mnauth));
}

8
src/llmq/dkgsession.cpp
View File

@ -199,7 +199,7 @@ void CDKGSession::SendContributions(CDKGPendingMessages& pendingMessages)
logger.Batch("encrypted contributions. time=%d", t1.count());
qc.sig = WITH_LOCK(::activeMasternodeManager->cs, return ::activeMasternodeManager->m_info.blsKeyOperator->Sign(qc.GetSignHash()));
qc.sig = ::activeMasternodeManager->Sign(qc.GetSignHash());
logger.Flush();
@ -517,7 +517,7 @@ void CDKGSession::SendComplaint(CDKGPendingMessages& pendingMessages)
logger.Batch("sending complaint. badCount=%d, complaintCount=%d", badCount, complaintCount);
qc.sig = WITH_LOCK(::activeMasternodeManager->cs, return ::activeMasternodeManager->m_info.blsKeyOperator->Sign(qc.GetSignHash()));
qc.sig = ::activeMasternodeManager->Sign(qc.GetSignHash());
logger.Flush();
@ -711,7 +711,7 @@ void CDKGSession::SendJustification(CDKGPendingMessages& pendingMessages, const
return;
}
qj.sig = WITH_LOCK(::activeMasternodeManager->cs, return ::activeMasternodeManager->m_info.blsKeyOperator->Sign(qj.GetSignHash()));
qj.sig = ::activeMasternodeManager->Sign(qj.GetSignHash());
logger.Flush();
@ -1003,7 +1003,7 @@ void CDKGSession::SendCommitment(CDKGPendingMessages& pendingMessages)
(*commitmentHash.begin())++;
}
qc.sig = WITH_LOCK(::activeMasternodeManager->cs, return ::activeMasternodeManager->m_info.blsKeyOperator->Sign(commitmentHash));
qc.sig = ::activeMasternodeManager->Sign(commitmentHash);
qc.quorumSig = skShare.Sign(commitmentHash);
if (lieType == 3) {

12
src/masternode/node.cpp
View File

@ -251,3 +251,15 @@ bool CActiveMasternodeManager::IsValidNetAddr(const CService& addrIn)
return !Params().RequireRoutableExternalIP() ||
(addrIn.IsIPv4() && IsReachable(addrIn) && addrIn.IsRoutable());
}
[[nodiscard]] CBLSSignature CActiveMasternodeManager::Sign(const uint256& hash) const
{
AssertLockNotHeld(cs);
return WITH_LOCK(cs, return Assert(m_info.blsKeyOperator)->Sign(hash));
}
[[nodiscard]] CBLSSignature CActiveMasternodeManager::Sign(const uint256& hash, const bool is_legacy) const
{
AssertLockNotHeld(cs);
return WITH_LOCK(cs, return Assert(m_info.blsKeyOperator)->Sign(hash, is_legacy));
}

4
src/masternode/node.h
View File

@ -12,6 +12,7 @@
class CBLSPublicKey;
class CBLSSecretKey;
class CBLSSignature;
class CDeterministicMNManager;
struct CActiveMasternodeInfo {
@ -63,6 +64,9 @@ public:
static bool IsValidNetAddr(const CService& addrIn);
[[nodiscard]] CBLSSignature Sign(const uint256& hash) const LOCKS_EXCLUDED(cs);
[[nodiscard]] CBLSSignature Sign(const uint256& hash, const bool is_legacy) const LOCKS_EXCLUDED(cs);
private:
bool GetLocalAddress(CService& addrRet);
};