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Use unique_ptr for pcoinscatcher/pcoinsdbview/pcoinsTip/pblocktree

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* pcoinscatcher (CCoinsViewErrorCatcher)
* pcoinsdbview (CCoinsViewDB)
* pcoinsTip (CCoinsViewCache)
* pblocktree (CBlockTreeDB)
* Remove variables shadowing pcoinsdbview
This commit is contained in:
practicalswift 2017-08-09 17:08:22 +02:00
parent b45c597caa
commit d223bc940a
9 changed files with 47 additions and 57 deletions
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34
src/init.cpp
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@ -152,7 +152,7 @@ public:
// Writes do not need similar protection, as failure to write is handled by the caller.
};
static CCoinsViewErrorCatcher *pcoinscatcher = nullptr;
static std::unique_ptr<CCoinsViewErrorCatcher> pcoinscatcher;
static std::unique_ptr<ECCVerifyHandle> globalVerifyHandle;
void Interrupt(boost::thread_group& threadGroup)
@ -235,14 +235,10 @@ void Shutdown()
if (pcoinsTip != nullptr) {
FlushStateToDisk();
}
delete pcoinsTip;
pcoinsTip = nullptr;
delete pcoinscatcher;
pcoinscatcher = nullptr;
delete pcoinsdbview;
pcoinsdbview = nullptr;
delete pblocktree;
pblocktree = nullptr;
pcoinsTip.reset();
pcoinscatcher.reset();
pcoinsdbview.reset();
pblocktree.reset();
}
#ifdef ENABLE_WALLET
StopWallets();
@ -1406,12 +1402,10 @@ bool AppInitMain(boost::thread_group& threadGroup, CScheduler& scheduler)
do {
try {
UnloadBlockIndex();
delete pcoinsTip;
delete pcoinsdbview;
delete pcoinscatcher;
delete pblocktree;
pblocktree = new CBlockTreeDB(nBlockTreeDBCache, false, fReset);
pcoinsTip.reset();
pcoinsdbview.reset();
pcoinscatcher.reset();
pblocktree.reset(new CBlockTreeDB(nBlockTreeDBCache, false, fReset));
if (fReset) {
pblocktree->WriteReindexing(true);
@ -1462,8 +1456,8 @@ bool AppInitMain(boost::thread_group& threadGroup, CScheduler& scheduler)
// At this point we're either in reindex or we've loaded a useful
// block tree into mapBlockIndex!
pcoinsdbview = new CCoinsViewDB(nCoinDBCache, false, fReset || fReindexChainState);
pcoinscatcher = new CCoinsViewErrorCatcher(pcoinsdbview);
pcoinsdbview.reset(new CCoinsViewDB(nCoinDBCache, false, fReset || fReindexChainState));
pcoinscatcher.reset(new CCoinsViewErrorCatcher(pcoinsdbview.get()));
// If necessary, upgrade from older database format.
// This is a no-op if we cleared the coinsviewdb with -reindex or -reindex-chainstate
@ -1473,13 +1467,13 @@ bool AppInitMain(boost::thread_group& threadGroup, CScheduler& scheduler)
}
// ReplayBlocks is a no-op if we cleared the coinsviewdb with -reindex or -reindex-chainstate
if (!ReplayBlocks(chainparams, pcoinsdbview)) {
if (!ReplayBlocks(chainparams, pcoinsdbview.get())) {
strLoadError = _("Unable to replay blocks. You will need to rebuild the database using -reindex-chainstate.");
break;
}
// The on-disk coinsdb is now in a good state, create the cache
pcoinsTip = new CCoinsViewCache(pcoinscatcher);
pcoinsTip.reset(new CCoinsViewCache(pcoinscatcher.get()));
bool is_coinsview_empty = fReset || fReindexChainState || pcoinsTip->GetBestBlock().IsNull();
if (!is_coinsview_empty) {
@ -1521,7 +1515,7 @@ bool AppInitMain(boost::thread_group& threadGroup, CScheduler& scheduler)
}
}
if (!CVerifyDB().VerifyDB(chainparams, pcoinsdbview, gArgs.GetArg("-checklevel", DEFAULT_CHECKLEVEL),
if (!CVerifyDB().VerifyDB(chainparams, pcoinsdbview.get(), gArgs.GetArg("-checklevel", DEFAULT_CHECKLEVEL),
gArgs.GetArg("-checkblocks", DEFAULT_CHECKBLOCKS))) {
strLoadError = _("Corrupted block database detected");
break;

4
src/net_processing.cpp
View File

@ -2106,7 +2106,7 @@ bool static ProcessMessage(CNode* pfrom, const std::string& strCommand, CDataStr
if (!AlreadyHave(inv) &&
AcceptToMemoryPool(mempool, state, ptx, &fMissingInputs, &lRemovedTxn, false /* bypass_limits */, 0 /* nAbsurdFee */)) {
mempool.check(pcoinsTip);
mempool.check(pcoinsTip.get());
RelayTransaction(tx, connman);
for (unsigned int i = 0; i < tx.vout.size(); i++) {
vWorkQueue.emplace_back(inv.hash, i);
@ -2173,7 +2173,7 @@ bool static ProcessMessage(CNode* pfrom, const std::string& strCommand, CDataStr
recentRejects->insert(orphanHash);
}
}
mempool.check(pcoinsTip);
mempool.check(pcoinsTip.get());
}
}

3
src/qt/test/rpcnestedtests.h
View File

@ -17,9 +17,6 @@ class RPCNestedTests : public QObject
private Q_SLOTS:
void rpcNestedTests();
private:
CCoinsViewDB *pcoinsdbview;
};
#endif // BITCOIN_QT_TEST_RPC_NESTED_TESTS_H

6
src/rpc/blockchain.cpp
View File

@ -928,7 +928,7 @@ UniValue gettxoutsetinfo(const JSONRPCRequest& request)
CCoinsStats stats;
FlushStateToDisk();
if (GetUTXOStats(pcoinsdbview, stats)) {
if (GetUTXOStats(pcoinsdbview.get(), stats)) {
ret.push_back(Pair("height", (int64_t)stats.nHeight));
ret.push_back(Pair("bestblock", stats.hashBlock.GetHex()));
ret.push_back(Pair("transactions", (int64_t)stats.nTransactions));
@ -996,7 +996,7 @@ UniValue gettxout(const JSONRPCRequest& request)
Coin coin;
if (fMempool) {
LOCK(mempool.cs);
CCoinsViewMemPool view(pcoinsTip, mempool);
CCoinsViewMemPool view(pcoinsTip.get(), mempool);
if (!view.GetCoin(out, coin) || mempool.isSpent(out)) {
return NullUniValue;
}
@ -1048,7 +1048,7 @@ UniValue verifychain(const JSONRPCRequest& request)
if (!request.params[1].isNull())
nCheckDepth = request.params[1].get_int();
return CVerifyDB().VerifyDB(Params(), pcoinsTip, nCheckLevel, nCheckDepth);
return CVerifyDB().VerifyDB(Params(), pcoinsTip.get(), nCheckLevel, nCheckDepth);
}
/** Implementation of IsSuperMajority with better feedback */

12
src/test/test_bitcoin.cpp
View File

@ -81,9 +81,9 @@ TestingSetup::TestingSetup(const std::string& chainName) : BasicTestingSetup(cha
GetMainSignals().RegisterBackgroundSignalScheduler(scheduler);
mempool.setSanityCheck(1.0);
pblocktree = new CBlockTreeDB(1 << 20, true);
pcoinsdbview = new CCoinsViewDB(1 << 23, true);
pcoinsTip = new CCoinsViewCache(pcoinsdbview);
pblocktree.reset(new CBlockTreeDB(1 << 20, true));
pcoinsdbview.reset(new CCoinsViewDB(1 << 23, true));
pcoinsTip.reset(new CCoinsViewCache(pcoinsdbview.get()));
if (!LoadGenesisBlock(chainparams)) {
throw std::runtime_error("LoadGenesisBlock failed.");
}
@ -110,9 +110,9 @@ TestingSetup::~TestingSetup()
g_connman.reset();
peerLogic.reset();
UnloadBlockIndex();
delete pcoinsTip;
delete pcoinsdbview;
delete pblocktree;
pcoinsTip.reset();
pcoinsdbview.reset();
pblocktree.reset();
fs::remove_all(pathTemp);
}

1
src/test/test_bitcoin.h
View File

@ -57,7 +57,6 @@ struct CConnmanTest {
class PeerLogicValidation;
struct TestingSetup: public BasicTestingSetup {
CCoinsViewDB *pcoinsdbview;
fs::path pathTemp;
boost::thread_group threadGroup;
CConnman* connman;

18
src/test/txvalidationcache_tests.cpp
View File

@ -119,7 +119,7 @@ void ValidateCheckInputsForAllFlags(CMutableTransaction &tx, uint32_t failing_fl
// WITNESS requires P2SH
test_flags |= SCRIPT_VERIFY_P2SH;
}
bool ret = CheckInputs(tx, state, pcoinsTip, true, test_flags, true, add_to_cache, txdata, nullptr);
bool ret = CheckInputs(tx, state, pcoinsTip.get(), true, test_flags, true, add_to_cache, txdata, nullptr);
// CheckInputs should succeed iff test_flags doesn't intersect with
// failing_flags
bool expected_return_value = !(test_flags & failing_flags);
@ -135,13 +135,13 @@ void ValidateCheckInputsForAllFlags(CMutableTransaction &tx, uint32_t failing_fl
if (ret && add_to_cache) {
// Check that we get a cache hit if the tx was valid
std::vector<CScriptCheck> scriptchecks;
BOOST_CHECK(CheckInputs(tx, state, pcoinsTip, true, test_flags, true, add_to_cache, txdata, &scriptchecks));
BOOST_CHECK(CheckInputs(tx, state, pcoinsTip.get(), true, test_flags, true, add_to_cache, txdata, &scriptchecks));
BOOST_CHECK(scriptchecks.empty());
} else {
// Check that we get script executions to check, if the transaction
// was invalid, or we didn't add to cache.
std::vector<CScriptCheck> scriptchecks;
BOOST_CHECK(CheckInputs(tx, state, pcoinsTip, true, test_flags, true, add_to_cache, txdata, &scriptchecks));
BOOST_CHECK(CheckInputs(tx, state, pcoinsTip.get(), true, test_flags, true, add_to_cache, txdata, &scriptchecks));
BOOST_CHECK_EQUAL(scriptchecks.size(), tx.vin.size());
}
}
@ -201,13 +201,13 @@ BOOST_FIXTURE_TEST_CASE(checkinputs_test, TestChain100Setup)
CValidationState state;
PrecomputedTransactionData ptd_spend_tx(spend_tx);
BOOST_CHECK(!CheckInputs(spend_tx, state, pcoinsTip, true, SCRIPT_VERIFY_P2SH | SCRIPT_VERIFY_DERSIG, true, true, ptd_spend_tx, nullptr));
BOOST_CHECK(!CheckInputs(spend_tx, state, pcoinsTip.get(), true, SCRIPT_VERIFY_P2SH | SCRIPT_VERIFY_DERSIG, true, true, ptd_spend_tx, nullptr));
// If we call again asking for scriptchecks (as happens in
// ConnectBlock), we should add a script check object for this -- we're
// not caching invalidity (if that changes, delete this test case).
std::vector<CScriptCheck> scriptchecks;
BOOST_CHECK(CheckInputs(spend_tx, state, pcoinsTip, true, SCRIPT_VERIFY_P2SH | SCRIPT_VERIFY_DERSIG, true, true, ptd_spend_tx, &scriptchecks));
BOOST_CHECK(CheckInputs(spend_tx, state, pcoinsTip.get(), true, SCRIPT_VERIFY_P2SH | SCRIPT_VERIFY_DERSIG, true, true, ptd_spend_tx, &scriptchecks));
BOOST_CHECK_EQUAL(scriptchecks.size(), 1);
// Test that CheckInputs returns true iff DERSIG-enforcing flags are
@ -268,7 +268,7 @@ BOOST_FIXTURE_TEST_CASE(checkinputs_test, TestChain100Setup)
invalid_with_cltv_tx.vin[0].scriptSig = CScript() << vchSig << 100;
CValidationState state;
PrecomputedTransactionData txdata(invalid_with_cltv_tx);
BOOST_CHECK(CheckInputs(invalid_with_cltv_tx, state, pcoinsTip, true, SCRIPT_VERIFY_CHECKLOCKTIMEVERIFY, true, true, txdata, nullptr));
BOOST_CHECK(CheckInputs(invalid_with_cltv_tx, state, pcoinsTip.get(), true, SCRIPT_VERIFY_CHECKLOCKTIMEVERIFY, true, true, txdata, nullptr));
}
// TEST CHECKSEQUENCEVERIFY
@ -296,7 +296,7 @@ BOOST_FIXTURE_TEST_CASE(checkinputs_test, TestChain100Setup)
invalid_with_csv_tx.vin[0].scriptSig = CScript() << vchSig << 100;
CValidationState state;
PrecomputedTransactionData txdata(invalid_with_csv_tx);
BOOST_CHECK(CheckInputs(invalid_with_csv_tx, state, pcoinsTip, true, SCRIPT_VERIFY_CHECKSEQUENCEVERIFY, true, true, txdata, nullptr));
BOOST_CHECK(CheckInputs(invalid_with_csv_tx, state, pcoinsTip.get(), true, SCRIPT_VERIFY_CHECKSEQUENCEVERIFY, true, true, txdata, nullptr));
}
// TODO: add tests for remaining script flags
@ -358,12 +358,12 @@ BOOST_FIXTURE_TEST_CASE(checkinputs_test, TestChain100Setup)
CValidationState state;
PrecomputedTransactionData txdata(tx);
// This transaction is now invalid under segwit, because of the second input.
BOOST_CHECK(!CheckInputs(tx, state, pcoinsTip, true, SCRIPT_VERIFY_P2SH | SCRIPT_VERIFY_WITNESS, true, true, txdata, nullptr));
BOOST_CHECK(!CheckInputs(tx, state, pcoinsTip.get(), true, SCRIPT_VERIFY_P2SH | SCRIPT_VERIFY_WITNESS, true, true, txdata, nullptr));
std::vector<CScriptCheck> scriptchecks;
// Make sure this transaction was not cached (ie because the first
// input was valid)
BOOST_CHECK(CheckInputs(tx, state, pcoinsTip, true, SCRIPT_VERIFY_P2SH | SCRIPT_VERIFY_WITNESS, true, true, txdata, &scriptchecks));
BOOST_CHECK(CheckInputs(tx, state, pcoinsTip.get(), true, SCRIPT_VERIFY_P2SH | SCRIPT_VERIFY_WITNESS, true, true, txdata, &scriptchecks));
// Should get 2 script checks back -- caching is on a whole-transaction basis.
BOOST_CHECK_EQUAL(scriptchecks.size(), 2);
}

20
src/validation.cpp
View File

@ -201,9 +201,9 @@ CBlockIndex* FindForkInGlobalIndex(const CChain& chain, const CBlockLocator& loc
return chain.Genesis();
}
CCoinsViewDB *pcoinsdbview = nullptr;
CCoinsViewCache *pcoinsTip = nullptr;
CBlockTreeDB *pblocktree = nullptr;
std::unique_ptr<CCoinsViewDB> pcoinsdbview;
std::unique_ptr<CCoinsViewCache> pcoinsTip;
std::unique_ptr<CBlockTreeDB> pblocktree;
enum FlushStateMode {
FLUSH_STATE_NONE,
@ -295,7 +295,7 @@ bool CheckSequenceLocks(const CTransaction &tx, int flags, LockPoints* lp, bool
}
else {
// pcoinsTip contains the UTXO set for chainActive.Tip()
CCoinsViewMemPool viewMemPool(pcoinsTip, mempool);
CCoinsViewMemPool viewMemPool(pcoinsTip.get(), mempool);
std::vector<int> prevheights;
prevheights.resize(tx.vin.size());
for (size_t txinIndex = 0; txinIndex < tx.vin.size(); txinIndex++) {
@ -424,7 +424,7 @@ void UpdateMempoolForReorg(DisconnectedBlockTransactions &disconnectpool, bool f
mempool.UpdateTransactionsFromBlock(vHashUpdate);
// We also need to remove any now-immature transactions
mempool.removeForReorg(pcoinsTip, chainActive.Tip()->nHeight + 1, STANDARD_LOCKTIME_VERIFY_FLAGS);
mempool.removeForReorg(pcoinsTip.get(), chainActive.Tip()->nHeight + 1, STANDARD_LOCKTIME_VERIFY_FLAGS);
// Re-limit mempool size, in case we added any transactions
LimitMempoolSize(mempool, gArgs.GetArg("-maxmempool", DEFAULT_MAX_MEMPOOL_SIZE) * 1000000, gArgs.GetArg("-mempoolexpiry", DEFAULT_MEMPOOL_EXPIRY) * 60 * 60);
}
@ -557,7 +557,7 @@ static bool AcceptToMemoryPoolWorker(const CChainParams& chainparams, CTxMemPool
LockPoints lp;
{
LOCK(pool.cs);
CCoinsViewMemPool viewMemPool(pcoinsTip, pool);
CCoinsViewMemPool viewMemPool(pcoinsTip.get(), pool);
view.SetBackend(viewMemPool);
// do all inputs exist?
@ -2105,7 +2105,7 @@ bool static DisconnectTip(CValidationState& state, const CChainParams& chainpara
// Apply the block atomically to the chain state.
int64_t nStart = GetTimeMicros();
{
CCoinsViewCache view(pcoinsTip);
CCoinsViewCache view(pcoinsTip.get());
assert(view.GetBestBlock() == pindexDelete->GetBlockHash());
if (DisconnectBlock(block, pindexDelete, view) != DISCONNECT_OK)
return error("DisconnectTip(): DisconnectBlock %s failed", pindexDelete->GetBlockHash().ToString());
@ -2235,7 +2235,7 @@ bool static ConnectTip(CValidationState& state, const CChainParams& chainparams,
int64_t nTime3;
LogPrint(BCLog::BENCH, " - Load block from disk: %.2fms [%.2fs]\n", (nTime2 - nTime1) * MILLI, nTimeReadFromDisk * MICRO);
{
CCoinsViewCache view(pcoinsTip);
CCoinsViewCache view(pcoinsTip.get());
bool rv = ConnectBlock(blockConnecting, state, pindexNew, view, chainparams);
GetMainSignals().BlockChecked(blockConnecting, state);
if (!rv) {
@ -2413,7 +2413,7 @@ static bool ActivateBestChainStep(CValidationState& state, const CChainParams& c
// any disconnected transactions back to the mempool.
UpdateMempoolForReorg(disconnectpool, true);
}
mempool.check(pcoinsTip);
mempool.check(pcoinsTip.get());
// Callbacks/notifications for a new best chain.
if (fInvalidFound)
@ -3275,7 +3275,7 @@ bool TestBlockValidity(CValidationState& state, const CChainParams& chainparams,
{
AssertLockHeld(cs_main);
assert(pindexPrev && pindexPrev == chainActive.Tip());
CCoinsViewCache viewNew(pcoinsTip);
CCoinsViewCache viewNew(pcoinsTip.get());
CBlockIndex indexDummy(block);
indexDummy.pprev = pindexPrev;
indexDummy.nHeight = pindexPrev->nHeight + 1;

6
src/validation.h
View File

@ -444,13 +444,13 @@ bool ResetBlockFailureFlags(CBlockIndex *pindex);
extern CChain chainActive;
/** Global variable that points to the coins database (protected by cs_main) */
extern CCoinsViewDB *pcoinsdbview;
extern std::unique_ptr<CCoinsViewDB> pcoinsdbview;
/** Global variable that points to the active CCoinsView (protected by cs_main) */
extern CCoinsViewCache *pcoinsTip;
extern std::unique_ptr<CCoinsViewCache> pcoinsTip;
/** Global variable that points to the active block tree (protected by cs_main) */
extern CBlockTreeDB *pblocktree;
extern std::unique_ptr<CBlockTreeDB> pblocktree;
/**
* Return the spend height, which is one more than the inputs.GetBestBlock().