Merkle improve #391
5 changed files with 123 additions and 62 deletions
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@ -139,10 +139,10 @@ bool CClaimTrieCacheNormalizationFork::normalizeAllNamesInTrieIfNecessary()
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// make the new nodes
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db << "INSERT INTO node(name) SELECT NORMALIZED(name) AS nn FROM claim WHERE nn != nodeName "
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"AND activationHeight <= ?1 AND expirationHeight > ?1 ON CONFLICT(name) DO UPDATE SET hash = NULL" << nNextHeight;
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"AND activationHeight <= ?1 AND expirationHeight > ?1 ON CONFLICT(name) DO UPDATE SET hash = NULL, claimsHash = NULL" << nNextHeight;
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// there's a subtlety here: names in supports don't make new nodes
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db << "UPDATE node SET hash = NULL WHERE name IN "
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db << "UPDATE node SET hash = NULL, claimsHash = NULL WHERE name IN "
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"(SELECT NORMALIZED(name) AS nn FROM support WHERE nn != nodeName "
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"AND activationHeight <= ?1 AND expirationHeight > ?1)" << nNextHeight;
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@ -151,7 +151,7 @@ bool CClaimTrieCacheNormalizationFork::normalizeAllNamesInTrieIfNecessary()
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db << "UPDATE support SET nodeName = NORMALIZED(name) WHERE activationHeight <= ?1 AND expirationHeight > ?1" << nNextHeight;
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// remove the old nodes
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db << "UPDATE node SET hash = NULL WHERE name NOT IN "
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db << "UPDATE node SET hash = NULL, claimsHash = NULL WHERE name NOT IN "
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"(SELECT nodeName FROM claim WHERE activationHeight <= ?1 AND expirationHeight > ?1 "
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"UNION SELECT nodeName FROM support WHERE activationHeight <= ?1 AND expirationHeight > ?1)" << nNextHeight;
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@ -167,9 +167,9 @@ bool CClaimTrieCacheNormalizationFork::unnormalizeAllNamesInTrieIfNecessary()
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ensureTransacting();
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db << "INSERT INTO node(name) SELECT name FROM claim WHERE name != nodeName "
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"AND activationHeight < ?1 AND expirationHeight > ?1 ON CONFLICT(name) DO UPDATE SET hash = NULL" << nNextHeight;
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"AND activationHeight < ?1 AND expirationHeight > ?1 ON CONFLICT(name) DO UPDATE SET hash = NULL, claimsHash = NULL" << nNextHeight;
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db << "UPDATE node SET hash = NULL WHERE name IN "
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db << "UPDATE node SET hash = NULL, claimsHash = NULL WHERE name IN "
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"(SELECT nodeName FROM support WHERE name != nodeName "
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"UNION SELECT nodeName FROM claim WHERE name != nodeName)";
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@ -177,7 +177,7 @@ bool CClaimTrieCacheNormalizationFork::unnormalizeAllNamesInTrieIfNecessary()
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db << "UPDATE support SET nodeName = name";
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// we need to let the tree structure method do the actual node delete
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db << "UPDATE node SET hash = NULL WHERE name NOT IN "
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db << "UPDATE node SET hash = NULL, claimsHash = NULL WHERE name NOT IN "
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"(SELECT DISTINCT name FROM claim)";
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return true;
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@ -243,10 +243,10 @@ uint256 ComputeMerkleRoot(std::vector<uint256> hashes)
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return hashes.empty() ? uint256{} : hashes[0];
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}
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uint256 CClaimTrieCacheHashFork::computeNodeHash(const std::string& name, int takeoverHeight)
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uint256 CClaimTrieCacheHashFork::computeNodeHash(const std::string& name, uint256& claimsHash, int takeoverHeight)
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{
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if (nNextHeight < base->nAllClaimsInMerkleForkHeight)
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return CClaimTrieCacheNormalizationFork::computeNodeHash(name, takeoverHeight);
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return CClaimTrieCacheNormalizationFork::computeNodeHash(name, claimsHash, takeoverHeight);
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std::vector<uint256> childHashes;
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childHashQuery << name >> [&childHashes](std::string, uint256 hash) {
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@ -254,24 +254,28 @@ uint256 CClaimTrieCacheHashFork::computeNodeHash(const std::string& name, int ta
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};
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childHashQuery++;
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std::vector<uint256> claimHashes;
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if (takeoverHeight > 0) {
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if (claimsHash.IsNull()) {
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COutPoint p;
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for (auto &&row: claimHashQuery << nNextHeight << name) {
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std::vector<uint256> hashes;
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for (auto&& row: claimHashQuery << nNextHeight << name) {
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row >> p.hash >> p.n;
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claimHashes.push_back(getValueHash(p, takeoverHeight));
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hashes.push_back(getValueHash(p, takeoverHeight));
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}
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claimHashQuery++;
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claimsHash = hashes.empty() ? emptyHash : ComputeMerkleRoot(std::move(hashes));
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}
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} else {
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claimsHash = emptyHash;
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}
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if (name.empty() && childHashes.empty() && claimHashes.empty()
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if (name.empty() && childHashes.empty() && claimsHash == emptyHash
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&& base->nMaxRemovalWorkaroundHeight < 0) // detecting regtest, but maybe all on next hard-fork?
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return emptyTrieHash; // here for compatibility with the functional tests
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auto left = childHashes.empty() ? leafHash : ComputeMerkleRoot(std::move(childHashes));
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auto right = claimHashes.empty() ? emptyHash : ComputeMerkleRoot(std::move(claimHashes));
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const auto& childrenHash = childHashes.empty() ? leafHash : ComputeMerkleRoot(std::move(childHashes));
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return Hash(left.begin(), left.end(), right.begin(), right.end());
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return Hash(childrenHash.begin(), childrenHash.end(), claimsHash.begin(), claimsHash.end());
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}
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std::vector<uint256> ComputeMerklePath(const std::vector<uint256>& hashes, uint32_t idx)
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@ -402,7 +406,7 @@ void CClaimTrieCacheHashFork::initializeIncrement()
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// we could do this in the constructor, but that would not allow for multiple increments in a row (as done in unit tests)
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if (nNextHeight == base->nAllClaimsInMerkleForkHeight - 1) {
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ensureTransacting();
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db << "UPDATE node SET hash = NULL";
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db << "UPDATE node SET hash = NULL, claimsHash = NULL";
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}
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}
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@ -411,7 +415,7 @@ bool CClaimTrieCacheHashFork::finalizeDecrement()
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auto ret = CClaimTrieCacheNormalizationFork::finalizeDecrement();
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if (ret && nNextHeight == base->nAllClaimsInMerkleForkHeight - 1) {
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ensureTransacting();
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db << "UPDATE node SET hash = NULL";
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db << "UPDATE node SET hash = NULL, claimsHash = NULL";
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}
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return ret;
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}
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@ -66,7 +66,7 @@ public:
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bool allowSupportMetadata() const;
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protected:
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uint256 computeNodeHash(const std::string& name, int takeoverHeight) override;
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uint256 computeNodeHash(const std::string& name, uint256& claimsHash, int takeoverHeight) override;
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};
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typedef CClaimTrieCacheHashFork CClaimTrieCache;
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@ -73,7 +73,7 @@ CClaimTrie::CClaimTrie(std::size_t cacheBytes, bool fWipe, int height,
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db << "CREATE TABLE IF NOT EXISTS node (name BLOB NOT NULL PRIMARY KEY, "
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"parent BLOB REFERENCES node(name) DEFERRABLE INITIALLY DEFERRED, "
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"hash BLOB)";
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"hash BLOB, claimsHash BLOB)";
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db << "CREATE TABLE IF NOT EXISTS claim (claimID BLOB NOT NULL PRIMARY KEY, name BLOB NOT NULL, "
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"nodeName BLOB NOT NULL REFERENCES node(name) DEFERRABLE INITIALLY DEFERRED, "
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@ -96,6 +96,8 @@ CClaimTrie::CClaimTrie(std::size_t cacheBytes, bool fWipe, int height,
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db << "DELETE FROM takeover";
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}
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doNodeTableMigration();
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db << "CREATE INDEX IF NOT EXISTS node_hash_len_name ON node (hash, LENGTH(name) DESC)";
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// db << "CREATE UNIQUE INDEX IF NOT EXISTS node_parent_name ON node (parent, name)"; // no apparent gain
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db << "CREATE INDEX IF NOT EXISTS node_parent ON node (parent)";
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@ -114,6 +116,29 @@ CClaimTrie::CClaimTrie(std::size_t cacheBytes, bool fWipe, int height,
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db << "INSERT OR IGNORE INTO node(name, hash) VALUES(x'', ?)" << emptyTrieHash; // ensure that we always have our root node
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}
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void CClaimTrie::doNodeTableMigration()
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{
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try {
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isNodeMigrationStart = false;
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for (auto&& row : db << "SELECT claimsHash FROM node WHERE name = x''")
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break;
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} catch (const sqlite::sqlite_exception&) {
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isNodeMigrationStart = true;
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// new node schema
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db << "CREATE TABLE node_new (name BLOB NOT NULL PRIMARY KEY, "
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"parent BLOB REFERENCES node(name) DEFERRABLE INITIALLY DEFERRED, "
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"hash BLOB, claimsHash BLOB)";
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db << "INSERT OR REPLACE INTO node_new(name, parent, hash) "
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"SELECT name, parent, hash FROM node";
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db << "DROP TABLE node";
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db << "ALTER TABLE node_new RENAME TO node";
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}
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}
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CClaimTrieCacheBase::~CClaimTrieCacheBase()
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{
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if (transacting) {
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@ -279,7 +304,7 @@ void CClaimTrieCacheBase::ensureTreeStructureIsUpToDate()
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"name IN (WITH RECURSIVE prefix(p) AS (VALUES(?) UNION ALL "
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"SELECT POPS(p) FROM prefix WHERE p != x'') SELECT p FROM prefix)";
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auto insertQuery = db << "INSERT INTO node(name, parent, hash) VALUES(?, ?, NULL) "
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auto insertQuery = db << "INSERT INTO node(name, parent, hash, claimsHash) VALUES(?, ?, NULL, NULL) "
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"ON CONFLICT(name) DO UPDATE SET parent = excluded.parent, hash = NULL";
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auto nodeQuery = db << "SELECT name FROM node WHERE parent = ?";
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@ -438,7 +463,7 @@ void completeHash(uint256& partialHash, const std::string& key, int to)
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partialHash = Hash(it, it + 1, partialHash.begin(), partialHash.end());
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}
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uint256 CClaimTrieCacheBase::computeNodeHash(const std::string& name, int takeoverHeight)
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uint256 CClaimTrieCacheBase::computeNodeHash(const std::string& name, uint256& claimsHash, int takeoverHeight)
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{
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const auto pos = name.size();
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std::vector<uint8_t> vchToHash;
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@ -451,11 +476,13 @@ uint256 CClaimTrieCacheBase::computeNodeHash(const std::string& name, int takeov
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childHashQuery++;
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if (takeoverHeight > 0) {
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if (claimsHash.IsNull()) {
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CClaimValue claim;
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if (getInfoForName(name, claim)) {
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auto valueHash = getValueHash(claim.outPoint, takeoverHeight);
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vchToHash.insert(vchToHash.end(), valueHash.begin(), valueHash.end());
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if (getInfoForName(name, claim))
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claimsHash = getValueHash(claim.outPoint, takeoverHeight);
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}
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if (!claimsHash.IsNull())
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vchToHash.insert(vchToHash.end(), claimsHash.begin(), claimsHash.end());
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}
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return vchToHash.empty() ? emptyTrieHash : Hash(vchToHash.begin(), vchToHash.end());
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@ -473,22 +500,47 @@ bool CClaimTrieCacheBase::checkConsistency()
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}
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}
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if (base->isNodeMigrationStart)
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ensureTransacting();
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auto updateQuery = db << "UPDATE node SET claimsHash = ? WHERE name = ?";
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// not checking everything as it takes too long
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auto query = db << "SELECT n.name, n.hash, "
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auto query = db << (base->isNodeMigrationStart ?
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"SELECT n.name, n.hash, n.claimsHash, "
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"IFNULL((SELECT CASE WHEN t.claimID IS NULL THEN 0 ELSE t.height END "
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"FROM takeover t WHERE t.name = n.name ORDER BY t.height DESC LIMIT 1), 0) FROM node n "
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"WHERE n.name IN (SELECT r.name FROM node r ORDER BY RANDOM() LIMIT 100000) OR n.parent = x''";
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"FROM takeover t WHERE t.name = n.name ORDER BY t.height DESC LIMIT 1), 0) "
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"FROM node n ORDER BY LENGTH(n.name) DESC"
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:
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"SELECT n.name, n.hash, n.claimsHash, "
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"IFNULL((SELECT CASE WHEN t.claimID IS NULL THEN 0 ELSE t.height END "
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"FROM takeover t WHERE t.name = n.name ORDER BY t.height DESC LIMIT 1), 0) "
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"FROM node n WHERE n.name IN "
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"(SELECT r.name FROM node r ORDER BY RANDOM() LIMIT 100000) OR n.parent = x''");
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for (auto&& row: query) {
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std::string name;
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uint256 hash;
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int takeoverHeight;
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row >> name >> hash >> takeoverHeight;
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auto computedHash = computeNodeHash(name, takeoverHeight);
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uint256 hash, claimsHash, computedClaimsHash;
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row >> name >> hash >> claimsHash >> takeoverHeight;
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auto computedHash = computeNodeHash(name, computedClaimsHash, takeoverHeight);
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if (computedHash != hash) {
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logPrint << "Invalid hash at " << name << Clog::endl;
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return false;
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}
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if (base->isNodeMigrationStart) {
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assert(!computedClaimsHash.IsNull());
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updateQuery << computedClaimsHash << name;
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updateQuery++;
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} else if (computedClaimsHash != claimsHash) {
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logPrint << "Invalid claimsHash at " << name << Clog::endl;
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return false;
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}
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}
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updateQuery.used(true);
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if (base->isNodeMigrationStart)
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return flush();
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return true;
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}
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@ -592,20 +644,20 @@ uint256 CClaimTrieCacheBase::getMerkleHash()
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{
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ensureTreeStructureIsUpToDate();
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uint256 hash;
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db << "SELECT hash FROM node WHERE name = x''"
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>> [&hash](std::unique_ptr<uint256> rootHash) {
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if (rootHash)
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hash = std::move(*rootHash);
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};
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for (auto&& row : db << "SELECT hash FROM node WHERE name = x''") {
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row >> hash;
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if (!hash.IsNull())
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return hash;
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}
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assert(transacting); // no data changed but we didn't have the root hash there already?
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auto updateQuery = db << "UPDATE node SET hash = ? WHERE name = ?";
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db << "SELECT n.name, IFNULL((SELECT CASE WHEN t.claimID IS NULL THEN 0 ELSE t.height END FROM takeover t WHERE t.name = n.name "
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"ORDER BY t.height DESC LIMIT 1), 0) FROM node n WHERE n.hash IS NULL ORDER BY LENGTH(n.name) DESC" // assumes n.name is blob
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>> [this, &hash, &updateQuery](const std::string& name, int takeoverHeight) {
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hash = computeNodeHash(name, takeoverHeight);
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updateQuery << hash << name;
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auto updateQuery = db << "UPDATE node SET hash = ?, claimsHash = ? WHERE name = ?";
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db << "SELECT n.name, n.claimsHash, "
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"IFNULL((SELECT CASE WHEN t.claimID IS NULL THEN 0 ELSE t.height END "
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"FROM takeover t WHERE t.name = n.name ORDER BY t.height DESC LIMIT 1), 0) "
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"FROM node n WHERE n.hash IS NULL ORDER BY LENGTH(n.name) DESC" // assumes n.name is blob
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>> [&](const std::string& name, uint256 claimsHash, int takeoverHeight) {
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hash = computeNodeHash(name, claimsHash, takeoverHeight);
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updateQuery << hash << claimsHash << name;
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updateQuery++;
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};
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updateQuery.used(true);
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@ -659,7 +711,7 @@ bool CClaimTrieCacheBase::addClaim(const std::string& name, const COutPoint& out
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<< originalHeight << nHeight << nValidHeight << nValidHeight << expires;
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if (nValidHeight < nNextHeight)
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db << "INSERT INTO node(name) VALUES(?) ON CONFLICT(name) DO UPDATE SET hash = NULL" << nodeName;
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db << "INSERT INTO node(name) VALUES(?) ON CONFLICT(name) DO UPDATE SET hash = NULL, claimsHash = NULL" << nodeName;
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return true;
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}
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@ -680,7 +732,7 @@ bool CClaimTrieCacheBase::addSupport(const std::string& name, const COutPoint& o
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<< supportedClaimId << name << nodeName << outPoint.hash << outPoint.n << nAmount << nHeight << nValidHeight << nValidHeight << expires;
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if (nValidHeight < nNextHeight)
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db << "UPDATE node SET hash = NULL WHERE name = ?" << nodeName;
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db << "UPDATE node SET hash = NULL, claimsHash = NULL WHERE name = ?" << nodeName;
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return true;
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}
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@ -709,7 +761,7 @@ bool CClaimTrieCacheBase::removeClaim(const uint160& claimId, const COutPoint& o
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if (!db.rows_modified())
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return false;
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db << "UPDATE node SET hash = NULL WHERE name = ?" << nodeName;
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db << "UPDATE node SET hash = NULL, claimsHash = NULL WHERE name = ?" << nodeName;
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// when node should be deleted from cache but instead it's kept
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// because it's a parent one and should not be effectively erased
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@ -740,7 +792,8 @@ bool CClaimTrieCacheBase::removeSupport(const COutPoint& outPoint, std::string&
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db << "DELETE FROM support WHERE txID = ? AND txN = ?" << outPoint.hash << outPoint.n;
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if (!db.rows_modified())
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return false;
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db << "UPDATE node SET hash = NULL WHERE name = ?" << nodeName;
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db << "UPDATE node SET hash = NULL, claimsHash = NULL WHERE name = ?" << nodeName;
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return true;
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}
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@ -757,11 +810,11 @@ bool CClaimTrieCacheBase::incrementBlock()
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db << "INSERT INTO node(name) SELECT nodeName FROM claim INDEXED BY claim_activationHeight "
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"WHERE activationHeight = ?1 AND expirationHeight > ?1 "
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"ON CONFLICT(name) DO UPDATE SET hash = NULL"
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"ON CONFLICT(name) DO UPDATE SET hash = NULL, claimsHash = NULL"
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<< nNextHeight;
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// don't make new nodes for items in supports or items that expire this block that don't exist in claims
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db << "UPDATE node SET hash = NULL WHERE name IN "
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db << "UPDATE node SET hash = NULL, claimsHash = NULL WHERE name IN "
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"(SELECT nodeName FROM claim WHERE expirationHeight = ?1 "
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"UNION SELECT nodeName FROM support WHERE expirationHeight = ?1 OR activationHeight = ?1)"
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<< nNextHeight;
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@ -836,10 +889,10 @@ bool CClaimTrieCacheBase::decrementBlock()
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nNextHeight--;
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db << "INSERT INTO node(name) SELECT nodeName FROM claim "
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"WHERE expirationHeight = ? ON CONFLICT(name) DO UPDATE SET hash = NULL"
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"WHERE expirationHeight = ? ON CONFLICT(name) DO UPDATE SET hash = NULL, claimsHash = NULL"
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<< nNextHeight;
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db << "UPDATE node SET hash = NULL WHERE name IN("
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db << "UPDATE node SET hash = NULL, claimsHash = NULL WHERE name IN("
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"SELECT nodeName FROM support WHERE expirationHeight = ?1 OR activationHeight = ?1 "
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"UNION SELECT nodeName FROM claim WHERE activationHeight = ?1)"
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<< nNextHeight;
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@ -855,7 +908,7 @@ bool CClaimTrieCacheBase::decrementBlock()
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bool CClaimTrieCacheBase::finalizeDecrement()
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{
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db << "UPDATE node SET hash = NULL WHERE name IN "
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db << "UPDATE node SET hash = NULL, claimsHash = NULL WHERE name IN "
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"(SELECT nodeName FROM claim WHERE activationHeight = ?1 AND expirationHeight > ?1 "
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"UNION SELECT nodeName FROM support WHERE activationHeight = ?1 AND expirationHeight > ?1 "
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"UNION SELECT name FROM takeover WHERE height = ?1)" << nNextHeight;
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@ -52,6 +52,7 @@ protected:
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const std::size_t dbCacheBytes;
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const std::string dbFile;
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sqlite::database db;
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bool isNodeMigrationStart;
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const int nProportionalDelayFactor;
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const int nNormalizedNameForkHeight;
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@ -61,6 +62,9 @@ protected:
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const int64_t nExtendedClaimExpirationTime;
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const int64_t nExtendedClaimExpirationForkHeight;
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const int64_t nAllClaimsInMerkleForkHeight;
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private:
|
||||
void doNodeTableMigration();
|
||||
};
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||||
|
||||
class CClaimTrieCacheBase
|
||||
|
|
@ -124,7 +128,7 @@ protected:
|
|||
mutable std::unordered_set<std::string> removalWorkaround;
|
||||
sqlite::database_binder childHashQuery, claimHashQuery, claimHashQueryLimit;
|
||||
|
||||
virtual uint256 computeNodeHash(const std::string& name, int takeoverHeight);
|
||||
virtual uint256 computeNodeHash(const std::string& name, uint256& claimsHash, int takeoverHeight);
|
||||
supportEntryType getSupportsForName(const std::string& name) const;
|
||||
|
||||
virtual int getDelayForName(const std::string& name, const uint160& claimId) const;
|
||||
|
|
|
|||
|
|
@ -2347,6 +2347,9 @@ bool CChainState::ConnectBlock(const CBlock& block, CValidationState& state, CBl
|
|||
// TODO: if the "just check" flag is set, we should reduce the work done here. Incrementing blocks twice per mine is not efficient.
|
||||
assert(trieCache.incrementBlock());
|
||||
|
||||
int64_t nTime3 = GetTimeMicros(); nTimeConnect += nTime3 - nTime2;
|
||||
LogPrint(BCLog::BENCH, " - Connect %u transactions: %.2fms (%.3fms/tx, %.3fms/txin) [%.2fs (%.2fms/blk)]\n", (unsigned)block.vtx.size(), MILLI * (nTime3 - nTime2), MILLI * (nTime3 - nTime2) / block.vtx.size(), nInputs <= 1 ? 0 : MILLI * (nTime3 - nTime2) / (nInputs-1), nTimeConnect * MICRO, nTimeConnect * MILLI / nBlocksTotal);
|
||||
|
||||
if (trieCache.getMerkleHash() != block.hashClaimTrie) {
|
||||
return state.Invalid(ValidationInvalidReason::CLAIMTRIE_HASH,
|
||||
error("ConnectBlock() : the merkle root of the claim trie does not match "
|
||||
|
|
@ -2354,9 +2357,6 @@ bool CChainState::ConnectBlock(const CBlock& block, CValidationState& state, CBl
|
|||
block.hashClaimTrie.GetHex(), pindex->nHeight), REJECT_INVALID, "bad-claim-merkle-hash");
|
||||
}
|
||||
|
||||
int64_t nTime3 = GetTimeMicros(); nTimeConnect += nTime3 - nTime2;
|
||||
LogPrint(BCLog::BENCH, " - Connect %u transactions: %.2fms (%.3fms/tx, %.3fms/txin) [%.2fs (%.2fms/blk)]\n", (unsigned)block.vtx.size(), MILLI * (nTime3 - nTime2), MILLI * (nTime3 - nTime2) / block.vtx.size(), nInputs <= 1 ? 0 : MILLI * (nTime3 - nTime2) / (nInputs-1), nTimeConnect * MICRO, nTimeConnect * MILLI / nBlocksTotal);
|
||||
|
||||
CAmount blockReward = nFees + GetBlockSubsidy(pindex->nHeight, chainparams.GetConsensus());
|
||||
if (block.vtx[0]->GetValueOut() > blockReward)
|
||||
return state.Invalid(ValidationInvalidReason::CONSENSUS,
|
||||
|
|
@ -2366,8 +2366,8 @@ bool CChainState::ConnectBlock(const CBlock& block, CValidationState& state, CBl
|
|||
|
||||
if (!control.Wait())
|
||||
return state.Invalid(ValidationInvalidReason::CONSENSUS, error("%s: CheckQueue failed", __func__), REJECT_INVALID, "block-validation-failed");
|
||||
int64_t nTime4 = GetTimeMicros(); nTimeVerify += nTime4 - nTime2;
|
||||
LogPrint(BCLog::BENCH, " - Verify %u txins: %.2fms (%.3fms/txin) [%.2fs (%.2fms/blk)]\n", nInputs - 1, MILLI * (nTime4 - nTime2), nInputs <= 1 ? 0 : MILLI * (nTime4 - nTime2) / (nInputs-1), nTimeVerify * MICRO, nTimeVerify * MILLI / nBlocksTotal);
|
||||
int64_t nTime4 = GetTimeMicros(); nTimeVerify += nTime4 - nTime3;
|
||||
LogPrint(BCLog::BENCH, " - Verify %u txins: %.2fms (%.3fms/txin) [%.2fs (%.2fms/blk)]\n", nInputs - 1, MILLI * (nTime4 - nTime3), nInputs <= 1 ? 0 : MILLI * (nTime4 - nTime3) / (nInputs-1), nTimeVerify * MICRO, nTimeVerify * MILLI / nBlocksTotal);
|
||||
|
||||
if (fJustCheck)
|
||||
return true;
|
||||
|
|
|
|||
Loading…
Reference in a new issue