p2p: refactor: tidy up PeerManagerImpl::Misbehaving(...)

- introduce constant variables `score_before` and
  `score_after` in order to improve readability
- deduplicate calls to LogPrint(), eliminates else-branch
This commit is contained in:
Sebastian Falbesoner
2021-07-12 23:53:45 +02:00
parent d3474b8df2
commit 8858e88c84

View File

@@ -1280,14 +1280,20 @@ void PeerManagerImpl::Misbehaving(const NodeId pnode, const int howmuch, const s
if (peer == nullptr) return;
LOCK(peer->m_misbehavior_mutex);
const int score_before{peer->m_misbehavior_score};
peer->m_misbehavior_score += howmuch;
const int score_now{peer->m_misbehavior_score};
const std::string message_prefixed = message.empty() ? "" : (": " + message);
if (peer->m_misbehavior_score >= DISCOURAGEMENT_THRESHOLD && peer->m_misbehavior_score - howmuch < DISCOURAGEMENT_THRESHOLD) {
LogPrint(BCLog::NET, "Misbehaving: peer=%d (%d -> %d) DISCOURAGE THRESHOLD EXCEEDED%s\n", pnode, peer->m_misbehavior_score - howmuch, peer->m_misbehavior_score, message_prefixed);
std::string warning;
if (score_now >= DISCOURAGEMENT_THRESHOLD && score_before < DISCOURAGEMENT_THRESHOLD) {
warning = " DISCOURAGE THRESHOLD EXCEEDED";
peer->m_should_discourage = true;
} else {
LogPrint(BCLog::NET, "Misbehaving: peer=%d (%d -> %d)%s\n", pnode, peer->m_misbehavior_score - howmuch, peer->m_misbehavior_score, message_prefixed);
}
LogPrint(BCLog::NET, "Misbehaving: peer=%d (%d -> %d)%s%s\n",
pnode, score_before, score_now, warning, message_prefixed);
}
bool PeerManagerImpl::MaybePunishNodeForBlock(NodeId nodeid, const BlockValidationState& state,