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391 lines (355 loc) · 12.2 KB
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/*
Copyright (c) 2017 TOSHIBA Digital Solutions Corporation
This program is free software: you can redistribute it and/or modify
it under the terms of the GNU Affero General Public License as
published by the Free Software Foundation, either version 3 of the
License, or (at your option) any later version.
This program is distributed in the hope that it will be useful,
but WITHOUT ANY WARRANTY; without even the implied warranty of
MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
GNU Affero General Public License for more details.
You should have received a copy of the GNU Affero General Public License
along with this program. If not, see <http://www.gnu.org/licenses/>.
*/
/*!
@file
@brief Implementation of DatabaseManager
*/
#include "database_manager.h"
#include "sql_common.h"
#include "transaction_context.h"
Database::~Database() {
for (auto& dbEntry : dbMap_) {
ALLOC_VAR_SIZE_DELETE(varAlloc_, dbEntry.second);
}
}
void Database::put(DatabaseId dbId, DSGroupId groupId) {
if (dbId == UNDEF_DBID || groupId == UNDEF_DS_GROUPID) {
return;
}
util::LockGuard<util::WriteLock> guard(lock_);
auto db = dbMap_.find(dbId);
if (db != dbMap_.end()) {
return;
}
dbMap_[dbId] = ALLOC_VAR_SIZE_NEW(varAlloc_) DabaseEntry(varAlloc_);
for (DSGroupId pos = 0; pos < 2; pos++) {
DSGroupId currentGroupId = groupId + pos;
dbMap_[dbId]->groupIdList_.insert(currentGroupId);
reverseDbMap_[currentGroupId] = dbId;
}
}
void Database::remove(DatabaseId dbId, DSGroupId groupId) {
if (dbId == UNDEF_DBID || groupId == UNDEF_DS_GROUPID) {
return;
}
util::LockGuard<util::WriteLock> guard(lock_);
auto db = dbMap_.find(dbId);
if (db == dbMap_.end()) {
return;
}
for (DSGroupId pos = 0; pos < 2; pos++) {
DSGroupId currentGroupId = groupId + pos;
db->second->groupIdList_.erase(currentGroupId);
reverseDbMap_.erase(currentGroupId);
}
if (db->second->groupIdList_.empty()) {
ALLOC_VAR_SIZE_DELETE(varAlloc_, db->second);
dbMap_.erase(db);
}
}
void Database::drop(DatabaseId dbId) {
if (dbId == UNDEF_DBID) {
return;
}
util::LockGuard<util::WriteLock> guard(lock_);
auto db = dbMap_.find(dbId);
if (db == dbMap_.end()) {
return;
}
for (auto& group : db->second->groupIdList_) {
reverseDbMap_.erase(group);
}
ALLOC_VAR_SIZE_DELETE(varAlloc_, db->second);
dbMap_.erase(db);
}
void Database::setStats(DSGroupId groupId, const ChunkGroupStats::Table& stats) {
if (groupId == UNDEF_DS_GROUPID) {
return;
}
util::LockGuard<util::WriteLock> guard(lock_);
auto group = reverseDbMap_.find(groupId);
if (group != reverseDbMap_.end()) {
auto db = dbMap_.find(group->second);
if (db != dbMap_.end()) {
db->second->prevStats_.table_.merge(stats);
}
}
}
void Database::beginStats() {
util::LockGuard<util::WriteLock> guard(lock_);
for (auto& db : dbMap_) {
ChunkGroupStats::Table table(NULL);
db.second->prevStats_.table_.assign(table);
}
}
void Database::endStats() {
util::LockGuard<util::WriteLock> guard(lock_);
for (auto& db : dbMap_) {
db.second->stats_.table_.assign(db.second->prevStats_.table_);
}
}
void Database::getStats(DatabaseId dbId, util::Map<DatabaseId, DatabaseStats*>& statsMap) {
if (dbId == UNDEF_DBID) {
return;
}
util::LockGuard<util::ReadLock> guard(lock_);
auto db = dbMap_.find(dbId);
if (db != dbMap_.end()) {
statsMap[dbId]->chunkStats_.table_.merge(db->second->stats_.table_);
}
}
void Database::getStats(util::StackAllocator& alloc, util::Map<DatabaseId, DatabaseStats*>& statsMap) {
util::LockGuard<util::ReadLock> guard(lock_);
for (auto& db : dbMap_) {
DatabaseId dbId = db.first;
auto stats = statsMap.find(dbId);
if (stats == statsMap.end()) {
statsMap[dbId] = ALLOC_NEW(alloc) DatabaseStats;
}
statsMap[dbId]->chunkStats_.table_.merge(db.second->stats_.table_);
}
}
DatabaseManager::DatabaseManager(ConfigTable& configTable, GlobalVariableSizeAllocator& varAlloc, const PartitionGroupConfig& groupConfig) :
varAlloc_(varAlloc), config_(groupConfig),
enable_(configTable.get<bool>(CONFIG_TABLE_TXN_USE_MULTITENANT_MODE)),
useScanStat_(configTable.get<bool>(CONFIG_TABLE_TXN_USE_SCAN_STAT)),
useRequestConstraint_(configTable.get<bool>(CONFIG_TABLE_TXN_USE_REQUEST_CONSTRAINT)),
checkInterval_(configTable.get<int32_t>(CONFIG_TABLE_TXN_CHECK_DATABASE_STATS_INTERVAL)),
limitDelayTime_(1000 * configTable.get<int32_t>(CONFIG_TABLE_TXN_LIMIT_DELAY_TIME)),
constraintMap_(varAlloc), sqlRequestCountMap_(varAlloc), nosqlRequestCountMap_(varAlloc) {
for (PartitionId pId = 0; pId < groupConfig.getPartitionCount(); pId++) {
databaseList_.push_back(ALLOC_VAR_SIZE_NEW(varAlloc_) Database(varAlloc_, pId, this));
}
databaseCounterList_.assign(groupConfig.getPartitionCount(), 0);
directMaxDbId_ = TXN_DATABASE_NUM_MAX * 2;
util::Atomic<int64_t> initValue;
initValue = 0;
nosqlDirectRequestCounter_.assign(directMaxDbId_, initValue);
sqlDirectRequestCounter_.assign(directMaxDbId_, initValue);
}
DatabaseManager::~DatabaseManager() {
for (auto& db : databaseList_) {
ALLOC_VAR_SIZE_DELETE(varAlloc_, db);
}
for (auto& dbConstraint : constraintMap_) {
ALLOC_VAR_SIZE_DELETE(varAlloc_, dbConstraint.second);
}
}
DatabaseManager::DatabaseStatScope::DatabaseStatScope(
DatabaseManager& dbManager, PartitionId pId) :
pId_(pId), setted_(false), dbManager_(dbManager) {
if (dbManager_.isUseDatabaseStats() && dbManager_.incrementCounter(pId)) {
setted_ = true;
dbManager_.beginStats(pId_);
}
}
DatabaseManager::DatabaseStatScope::~DatabaseStatScope() {
if (dbManager_.isUseDatabaseStats() && setted_) {
dbManager_.endStats(pId_);
}
}
void DatabaseManager::DatabaseStatScope::set(DSGroupId groupId, const ChunkGroupStats::Table & stats) {
dbManager_.setStats(pId_, groupId, stats);
}
void DatabaseManager::put(PartitionId pId, DatabaseId dbId, DSGroupId groupId) {
if (!enable_) return;
databaseList_[pId]->put(dbId, groupId);
}
void DatabaseManager::remove(PartitionId pId, DatabaseId dbId, DSGroupId groupId) {
if (!enable_) return;
databaseList_[pId]->remove(dbId, groupId);
}
void DatabaseManager::drop(DatabaseId dbId) {
if (!enable_) return;
for (size_t pId = 0; pId < databaseList_.size(); pId++) {
databaseList_[pId]->drop(dbId);
}
dropRequest(dbId);
}
void DatabaseManager::beginStats(PartitionId pId) {
if (!enable_) return;
databaseList_[pId]->beginStats();
}
void DatabaseManager::endStats(PartitionId pId) {
if (!enable_) return;
databaseList_[pId]->endStats();
}
void DatabaseManager::setStats(PartitionId pId, DSGroupId groupId, const ChunkGroupStats::Table& stats) {
if (!enable_) return;
databaseList_[pId]->setStats(groupId, stats);
}
void DatabaseManager::getStats(DatabaseId dbId, util::Map<DatabaseId, DatabaseStats*>& statsMap) {
if (!enable_) return;
for (auto& db : databaseList_) {
db->getStats(dbId, statsMap);
}
}
void DatabaseManager::getStats(util::StackAllocator& alloc, util::Map<DatabaseId, DatabaseStats*> &statsMap) {
if (!enable_) return;
for (auto& db : databaseList_) {
db->getStats(alloc, statsMap);
}
}
void DatabaseManager:: putExecutionConsraint(DatabaseId dbId, int32_t mode, uint32_t delayStartInterval, uint32_t delayExecutionInterval) {
if (!useRequestConstraint_) return;
util::LockGuard<util::Mutex> guard(constraintLock_);
if (dbId == UNDEF_DBID) {
if (mode == ExecutionConstraint::MODE_CLEAR) {
for (auto& constEntry : constraintMap_) {
ALLOC_VAR_SIZE_DELETE(varAlloc_, constEntry.second);
}
constraintMap_.clear();
return;
}
else {
return;
}
}
decltype(constraintMap_)::iterator it = constraintMap_.find(dbId);
if (it != constraintMap_.end()) {
ALLOC_VAR_SIZE_DELETE(varAlloc_, (*it).second);
constraintMap_.erase(it);
if (mode == ExecutionConstraint::MODE_CLEAR) {
return;
}
}
if (mode != ExecutionConstraint::MODE_CLEAR) {
if (delayStartInterval > static_cast<uint32_t>(limitDelayTime_)) {
delayStartInterval = limitDelayTime_;
}
if (delayExecutionInterval > static_cast<uint32_t>(limitDelayTime_)) {
delayExecutionInterval = limitDelayTime_;
}
constraintMap_.insert(std::make_pair(dbId, ALLOC_VAR_SIZE_NEW(varAlloc_)
ExecutionConstraint(mode, delayStartInterval, delayExecutionInterval)));
}
}
bool DatabaseManager::getExecutionConstraint(
DatabaseId dbId, uint32_t& delayStartInterval, uint32_t& delayExecutionInterval, bool isSQL, Option* option) {
if (!useRequestConstraint_) return false;
if (dbId < 0 && dbId > MAX_DBID) {
return false;
}
util::LockGuard<util::Mutex> guard(constraintLock_);
decltype(constraintMap_)::iterator it = constraintMap_.find(dbId);
if (it != constraintMap_.end()) {
if ((*it).second->mode_ == ExecutionConstraint::MODE_DENY) {
if (isSQL) {
GS_THROW_USER_ERROR(GS_ERROR_SQL_DENY_REQUEST,
"Request constraints occured, rule is DENY(SQL)");
}
else {
GS_THROW_USER_ERROR(GS_ERROR_TXN_DENY_REQUEST,
"Request constraints occured, rule is DENY(NoSQL)");
}
}
if ((*it).second->mode_ == ExecutionConstraint::MODE_DROP_ONLY) {
if (!option || (option && !option->dropOnly_)) {
if (isSQL) {
GS_THROW_USER_ERROR(GS_ERROR_SQL_DENY_REQUEST,
"Request constraints occured, rule is DENY_UPDATE(SQL)");
}
else {
GS_THROW_USER_ERROR(GS_ERROR_TXN_DENY_REQUEST,
"Request constraints occured, No nosql request is denied on rule of DENY_UPDATE(NoSQL)");
}
}
}
delayStartInterval = (*it).second->delayStartInterval_;
delayExecutionInterval = (*it).second->delayExecutionInterval_;
return true;
}
return false;
}
void DatabaseManager::ExecutionConstraint::convert(DatabaseId dbId, picojson::object& dbConstraint) {
util::NormalOStringStream oss;
dbConstraint["dbId"] = picojson::value(static_cast<double>(dbId));
switch (mode_) {
case MODE_DENY: {
dbConstraint["mode"] = picojson::value("DENY");
dbConstraint["denyCommand"] = picojson::value("ALL");
break;
}
case MODE_DROP_ONLY: {
dbConstraint["mode"] = picojson::value("DENY");
dbConstraint["denyCommand"] = picojson::value("UPDATE");
break;
}
case MODE_DELAY: {
dbConstraint["mode"] = picojson::value("DELAY");
if (delayStartInterval_ > 0) {
dbConstraint["requestDelayTime"] = picojson::value(static_cast<double>(delayStartInterval_));
}
if (delayExecutionInterval_ > 0) {
dbConstraint["eventDelayTime"] = picojson::value(static_cast<double>(delayExecutionInterval_));
}
break;
}
case MODE_CLEAR: {
dbConstraint["mode"] = picojson::value("CLEAR");
break;
}
default:
break;
}
}
void DatabaseManager::getExecutionConstraintList(DatabaseId dbId, picojson::value& result) {
if (!useRequestConstraint_) return;
util::LockGuard<util::Mutex> guard(constraintLock_);
picojson::array& constraintList = picojsonUtil::setJsonArray(result);
if (dbId != UNDEF_DBID) {
decltype(constraintMap_)::iterator it = constraintMap_.find(dbId);
if (it != constraintMap_.end()) {
picojson::object dbConstraint;
(*it).second->convert(dbId, dbConstraint);
constraintList.push_back(picojson::value(dbConstraint));
}
}
else {
for (auto& entry : constraintMap_) {
picojson::object dbConstraint;
entry.second->convert(entry.first, dbConstraint);
constraintList.push_back(picojson::value(dbConstraint));
}
}
}
void JobStats::dump(util::NormalOStringStream& oss) {
oss << "jobstats [";
oss << allocateMemorySize_ << "," << sqlStoreSwapReadSize_ << "," << sqlStoreSwapWriteSize_ << ","
<< "," << sqlStoreSize_ << "," << taskCount_ << "," << pendingJobCount_ << "," << sendMessageSize_;
oss << "]";
}
void DatabaseManager::print(util::NormalOStringStream& oss) {
print(oss.str().c_str());
}
void DatabaseManager::print(const char* str) {
util::LockGuard<util::Mutex> guard(dumpLock_);
std::cout << str << std::endl;
}
void Database::DabaseEntry::dump(util::NormalOStringStream &oss, bool prev) {
oss << "[DatabaseEntry]" << std::endl;
oss << "[GroupIdList] : ";
CommonUtility::dumpValueSet(oss, groupIdList_);
oss << std::endl;
oss << (prev ? "[PREV]" : "[CURRENT]");
dump(oss, prev ? prevStats_ : stats_);
}
void Database::DabaseEntry::dump(util::NormalOStringStream& oss, ChunkGroupStats& stats) {
oss << "[ChunkStat] : ";
oss
<< stats.table_(ChunkGroupStats::GROUP_STAT_USE_BLOCK_COUNT).get() << ","
<< stats.table_(ChunkGroupStats::GROUP_STAT_USE_BUFFER_COUNT).get() << ","
<< stats.table_(ChunkGroupStats::GROUP_STAT_SWAP_READ_COUNT).get() << ","
<< stats.table_(ChunkGroupStats::GROUP_STAT_SWAP_WRITE_COUNT).get() << std::endl;
}
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