goes through block 664641
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3 changed files with 535 additions and 467 deletions
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@ -383,6 +383,8 @@ protected:
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mutable sqlite::database db;
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int nNextHeight; // Height of the block that is being worked on, which is
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bool transacting;
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mutable std::unordered_set<std::string> removalWorkaround;
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// one greater than the height of the chain's tip
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mutable sqlite::database_binder claimHashQuery, childHashQuery;
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@ -144,27 +144,34 @@ bool CClaimTrieCacheNormalizationFork::normalizeAllNamesInTrieIfNecessary(takeov
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// make the new nodes
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db << "INSERT INTO nodes(name) SELECT NORMALIZED(name) AS nn FROM claims WHERE nn != nodeName "
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"ON CONFLICT(name) DO UPDATE SET hash = NULL";
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"AND validHeight <= ?1 AND expirationHeight > ?1 ON CONFLICT(name) DO UPDATE SET hash = NULL" << nNextHeight;
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db << "UPDATE nodes SET hash = NULL WHERE name IN "
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"(SELECT NORMALIZED(name) AS nn FROM supports WHERE nn != nodeName)";
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"(SELECT NORMALIZED(name) AS nn FROM supports WHERE nn != nodeName "
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"AND validHeight <= ?1 AND expirationHeight > ?1)" << nNextHeight;
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// update the claims and supports
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db << "UPDATE claims SET nodeName = NORMALIZED(name)";
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db << "UPDATE supports SET nodeName = NORMALIZED(name)";
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db << "UPDATE claims SET nodeName = NORMALIZED(name) WHERE validHeight <= ?1 AND expirationHeight > ?1" << nNextHeight;
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db << "UPDATE supports SET nodeName = NORMALIZED(name) WHERE validHeight <= ?1 AND expirationHeight > ?1" << nNextHeight;
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// remove the old nodes
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auto query = db << "SELECT name, IFNULL(takeoverHeight, 0), takeoverID FROM nodes "
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"WHERE name NOT IN (SELECT nodeName FROM claims)";
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auto query = db << "SELECT name, IFNULL(takeoverHeight, 0), takeoverID FROM nodes WHERE name NOT IN "
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"(SELECT nodeName FROM claims WHERE validHeight <= ?1 AND expirationHeight > ?1)";
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for (auto&& row: query) {
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std::string name;
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int takeoverHeight;
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std::unique_ptr<uint160> takeoverID;
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row >> name >> takeoverHeight >> takeoverID;
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if (name.empty()) continue; // preserve our root node
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takeoverUndo.emplace_back(name, std::make_pair(takeoverHeight, takeoverID ? *takeoverID : uint160()));
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if (takeoverHeight > 0)
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takeoverUndo.emplace_back(name, std::make_pair(takeoverHeight, takeoverID ? *takeoverID : uint160()));
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// we need to let the tree structure method do the actual node delete:
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db << "UPDATE nodes SET hash = NULL WHERE name = ?" << name;
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}
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db << "UPDATE nodes SET hash = NULL WHERE takeoverHeight IS NULL";
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// work around a bug in the old implementation:
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db << "UPDATE claims SET validHeight = ?1 " // force a takeover on these
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"WHERE blockHeight < ?1 AND validHeight > ?1 AND nodeName != name" << nNextHeight;
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return true;
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}
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@ -177,7 +184,7 @@ bool CClaimTrieCacheNormalizationFork::unnormalizeAllNamesInTrieIfNecessary()
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db.define("NORMALIZED", [this](const std::string& str) { return normalizeClaimName(str, true); });
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db << "INSERT INTO nodes(name) SELECT name FROM claims WHERE name != nodeName "
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"ON CONFLICT(name) DO UPDATE SET hash = NULL";
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"AND validHeight < ?1 AND expirationHeight > ?1 ON CONFLICT(name) DO UPDATE SET hash = NULL" << nNextHeight;
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db << "UPDATE nodes SET hash = NULL WHERE name IN "
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"(SELECT name FROM supports WHERE name != nodeName UNION "
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"SELECT nodeName FROM supports WHERE name != nodeName UNION "
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@ -197,7 +204,42 @@ bool CClaimTrieCacheNormalizationFork::incrementBlock(insertUndoType& insertUndo
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{
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if (nNextHeight == Params().GetConsensus().nNormalizedNameForkHeight)
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normalizeAllNamesInTrieIfNecessary(takeoverUndo);
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return CClaimTrieCacheExpirationFork::incrementBlock(insertUndo, expireUndo, insertSupportUndo, expireSupportUndo, takeoverUndo);
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auto ret = CClaimTrieCacheExpirationFork::incrementBlock(insertUndo, expireUndo, insertSupportUndo, expireSupportUndo, takeoverUndo);
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// if (nNextHeight == 588319) {
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// getMerkleHash();
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// auto q2 = db << "SELECT name, nodeName FROM claims WHERE nodeName NOT IN (SELECT name FROM nodes) "
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// "AND validHeight < ?1 AND expirationHeight >= ?1" << nNextHeight;
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// for (auto&& row: q2) {
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// std::string name, nn;
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// row >> name >> nn;
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// LogPrintf("BAD NAME 2: %s, %s\n", name, nn);
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// }
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// std::ifstream input("dump588318.txt");
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// std::string line;
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// std::vector<std::string> lines;
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// while (std::getline(input, line)) {
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// lines.push_back(line);
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// }
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// std::sort(lines.begin(), lines.end());
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// auto q3 = db << "SELECT n.name, n.hash, IFNULL(n.takeoverHeight, 0), "
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// "(SELECT COUNT(*) FROM claims c WHERE c.nodeName = n.name "
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// "AND validHeight < ?1 AND expirationHeight >= ?1) as cc FROM nodes n ORDER BY n.name" << nNextHeight;
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// for (auto&& row: q3) {
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// std::string name; int takeover, childs; uint256 hash;
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// row >> name >> hash >> takeover >> childs;
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// std::string m = name + ", " + std::to_string(name.size()) + ", " + hash.GetHex() + ", " + std::to_string(takeover) + ", " + std::to_string(childs);
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// if (!std::binary_search(lines.begin(), lines.end(), m)) {
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// LogPrintf("BAD BAD: %s\n", m);
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// }
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// }
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// auto q4 = db << "SELECT n.name, n.parent FROM nodes n LEFT JOIN claims c ON n.name = c.nodeName LEFT JOIN nodes n2 ON n.name = n2.parent WHERE c.nodeName IS NULL AND n2.parent IS NULL";
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// for (auto&& row: q4) {
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// std::string name, nn;
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// row >> name >> nn;
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// LogPrintf("BAD NAME 3: %s, %s\n", name, nn);
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// }
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// }
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return ret;
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}
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bool CClaimTrieCacheNormalizationFork::decrementBlock(insertUndoType& insertUndo, claimUndoType& expireUndo, insertUndoType& insertSupportUndo, supportUndoType& expireSupportUndo)
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@ -353,7 +395,7 @@ bool CClaimTrieCacheHashFork::getProofForName(const std::string& name, const uin
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proof = CClaimTrieProof();
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auto nodeQuery = db << "SELECT name, IFNULL(takeoverHeight, 0) FROM nodes WHERE "
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"name IN (WITH RECURSIVE prefix(p) AS (VALUES(?) UNION ALL "
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"SELECT SUBSTR(p, 1, LENGTH(p)-1) FROM prefix WHERE p != '') SELECT p FROM prefix) "
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"SELECT POPS(p) FROM prefix WHERE p != '') SELECT p FROM prefix) "
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"ORDER BY name" << name;
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for (auto&& row: nodeQuery) {
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std::string key;;
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