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rpc: gettxoutsetinfo can be requested for specific blockheights

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This commit is contained in:
Fabian Jahr
2020-05-15 16:14:07 +02:00
parent 3c914d58ff
commit 3f166ecc12
3 changed files with 75 additions and 46 deletions
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26
src/node/coinstats.cpp
View File

@@ -89,22 +89,24 @@ static void ApplyStats(CCoinsStats& stats, const uint256& hash, const std::map<u
//! Calculate statistics about the unspent transaction output set
template <typename T>
static bool GetUTXOStats(CCoinsView* view, BlockManager& blockman, CCoinsStats& stats, T hash_obj, const std::function<void()>& interruption_point)
static bool GetUTXOStats(CCoinsView* view, BlockManager& blockman, CCoinsStats& stats, T hash_obj, const std::function<void()>& interruption_point, const CBlockIndex* pindex)
{
std::unique_ptr<CCoinsViewCursor> pcursor(view->Cursor());
assert(pcursor);
stats.hashBlock = pcursor->GetBestBlock();
const CBlockIndex* pindex;
{
LOCK(cs_main);
assert(std::addressof(g_chainman.m_blockman) == std::addressof(blockman));
pindex = blockman.LookupBlockIndex(stats.hashBlock);
stats.nHeight = Assert(pindex)->nHeight;
if (!pindex) {
{
LOCK(cs_main);
assert(std::addressof(g_chainman.m_blockman) == std::addressof(blockman));
pindex = blockman.LookupBlockIndex(view->GetBestBlock());
}
}
stats.nHeight = Assert(pindex)->nHeight;
stats.hashBlock = pindex->GetBlockHash();
// Use CoinStatsIndex if it is available and a hash_type of Muhash or None was requested
if ((stats.m_hash_type == CoinStatsHashType::MUHASH || stats.m_hash_type == CoinStatsHashType::NONE) && g_coin_stats_index) {
stats.from_index = true;
return g_coin_stats_index->LookUpStats(pindex, stats);
}
@@ -141,19 +143,19 @@ static bool GetUTXOStats(CCoinsView* view, BlockManager& blockman, CCoinsStats&
return true;
}
bool GetUTXOStats(CCoinsView* view, BlockManager& blockman, CCoinsStats& stats, const std::function<void()>& interruption_point)
bool GetUTXOStats(CCoinsView* view, BlockManager& blockman, CCoinsStats& stats, const std::function<void()>& interruption_point, const CBlockIndex* pindex)
{
switch (stats.m_hash_type) {
case(CoinStatsHashType::HASH_SERIALIZED): {
CHashWriter ss(SER_GETHASH, PROTOCOL_VERSION);
return GetUTXOStats(view, blockman, stats, ss, interruption_point);
return GetUTXOStats(view, blockman, stats, ss, interruption_point, pindex);
}
case(CoinStatsHashType::MUHASH): {
MuHash3072 muhash;
return GetUTXOStats(view, blockman, stats, muhash, interruption_point);
return GetUTXOStats(view, blockman, stats, muhash, interruption_point, pindex);
}
case(CoinStatsHashType::NONE): {
return GetUTXOStats(view, blockman, stats, nullptr, interruption_point);
return GetUTXOStats(view, blockman, stats, nullptr, interruption_point, pindex);
}
} // no default case, so the compiler can warn about missing cases
assert(false);

4
src/node/coinstats.h
View File

@@ -39,11 +39,13 @@ struct CCoinsStats
//! The number of coins contained.
uint64_t coins_count{0};
bool from_index{false};
CCoinsStats(CoinStatsHashType hash_type) : m_hash_type(hash_type) {}
};
//! Calculate statistics about the unspent transaction output set
bool GetUTXOStats(CCoinsView* view, BlockManager& blockman, CCoinsStats& stats, const std::function<void()>& interruption_point = {});
bool GetUTXOStats(CCoinsView* view, BlockManager& blockman, CCoinsStats& stats, const std::function<void()>& interruption_point = {}, const CBlockIndex* pindex = nullptr);
uint64_t GetBogoSize(const CScript& script_pub_key);