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OAbstractPaginatedStorage.java
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OAbstractPaginatedStorage.java
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/*
*
* * Copyright 2010-2016 OrientDB LTD (http://orientdb.com)
* *
* * Licensed under the Apache License, Version 2.0 (the "License");
* * you may not use this file except in compliance with the License.
* * You may obtain a copy of the License at
* *
* * http://www.apache.org/licenses/LICENSE-2.0
* *
* * Unless required by applicable law or agreed to in writing, software
* * distributed under the License is distributed on an "AS IS" BASIS,
* * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
* * See the License for the specific language governing permissions and
* * limitations under the License.
* *
* * For more information: http://orientdb.com
*
*/
package com.orientechnologies.orient.core.storage.impl.local;
import com.orientechnologies.common.concur.ONeedRetryException;
import com.orientechnologies.common.concur.lock.*;
import com.orientechnologies.common.exception.OException;
import com.orientechnologies.common.exception.OHighLevelException;
import com.orientechnologies.common.io.OIOException;
import com.orientechnologies.common.log.OLogManager;
import com.orientechnologies.common.profiler.AtomicLongOProfilerHookValue;
import com.orientechnologies.common.profiler.OProfiler;
import com.orientechnologies.common.serialization.types.OBinarySerializer;
import com.orientechnologies.common.serialization.types.OIntegerSerializer;
import com.orientechnologies.common.serialization.types.OUTF8Serializer;
import com.orientechnologies.common.thread.OScheduledThreadPoolExecutorWithLogging;
import com.orientechnologies.common.types.OModifiableBoolean;
import com.orientechnologies.common.util.OCallable;
import com.orientechnologies.common.util.OCommonConst;
import com.orientechnologies.common.util.OPair;
import com.orientechnologies.common.util.OUncaughtExceptionHandler;
import com.orientechnologies.orient.core.OConstants;
import com.orientechnologies.orient.core.Orient;
import com.orientechnologies.orient.core.command.OCommandExecutor;
import com.orientechnologies.orient.core.command.OCommandManager;
import com.orientechnologies.orient.core.command.OCommandOutputListener;
import com.orientechnologies.orient.core.command.OCommandRequestText;
import com.orientechnologies.orient.core.config.*;
import com.orientechnologies.orient.core.conflict.ORecordConflictStrategy;
import com.orientechnologies.orient.core.db.ODatabaseDocumentInternal;
import com.orientechnologies.orient.core.db.ODatabaseListener;
import com.orientechnologies.orient.core.db.ODatabaseRecordThreadLocal;
import com.orientechnologies.orient.core.db.OrientDBConfig;
import com.orientechnologies.orient.core.db.record.OCurrentStorageComponentsFactory;
import com.orientechnologies.orient.core.db.record.OIdentifiable;
import com.orientechnologies.orient.core.db.record.ORecordOperation;
import com.orientechnologies.orient.core.db.record.ridbag.ORidBagDeleter;
import com.orientechnologies.orient.core.encryption.OEncryption;
import com.orientechnologies.orient.core.encryption.OEncryptionFactory;
import com.orientechnologies.orient.core.encryption.impl.ONothingEncryption;
import com.orientechnologies.orient.core.exception.*;
import com.orientechnologies.orient.core.id.ORID;
import com.orientechnologies.orient.core.id.ORecordId;
import com.orientechnologies.orient.core.index.*;
import com.orientechnologies.orient.core.index.engine.*;
import com.orientechnologies.orient.core.index.engine.v1.OCellBTreeMultiValueIndexEngine;
import com.orientechnologies.orient.core.index.engine.v1.OCellBTreeSingleValueIndexEngine;
import com.orientechnologies.orient.core.metadata.OMetadataDefault;
import com.orientechnologies.orient.core.metadata.schema.OImmutableClass;
import com.orientechnologies.orient.core.metadata.schema.OType;
import com.orientechnologies.orient.core.metadata.security.OSecurityUser;
import com.orientechnologies.orient.core.metadata.security.OToken;
import com.orientechnologies.orient.core.query.OQueryAbstract;
import com.orientechnologies.orient.core.record.ORecord;
import com.orientechnologies.orient.core.record.ORecordInternal;
import com.orientechnologies.orient.core.record.ORecordVersionHelper;
import com.orientechnologies.orient.core.record.impl.OBlob;
import com.orientechnologies.orient.core.record.impl.ODocument;
import com.orientechnologies.orient.core.record.impl.ODocumentInternal;
import com.orientechnologies.orient.core.serialization.serializer.binary.impl.index.OCompositeKeySerializer;
import com.orientechnologies.orient.core.serialization.serializer.binary.impl.index.OSimpleKeySerializer;
import com.orientechnologies.orient.core.serialization.serializer.record.ORecordSerializer;
import com.orientechnologies.orient.core.sharding.auto.OAutoShardingIndexEngine;
import com.orientechnologies.orient.core.storage.*;
import com.orientechnologies.orient.core.storage.cache.OCacheEntry;
import com.orientechnologies.orient.core.storage.cache.OPageDataVerificationError;
import com.orientechnologies.orient.core.storage.cache.OReadCache;
import com.orientechnologies.orient.core.storage.cache.OWriteCache;
import com.orientechnologies.orient.core.storage.cache.local.OBackgroundExceptionListener;
import com.orientechnologies.orient.core.storage.cluster.OOfflineCluster;
import com.orientechnologies.orient.core.storage.cluster.OPaginatedCluster;
import com.orientechnologies.orient.core.storage.config.OClusterBasedStorageConfiguration;
import com.orientechnologies.orient.core.storage.impl.local.paginated.ORecordOperationMetadata;
import com.orientechnologies.orient.core.storage.impl.local.paginated.ORecordSerializationContext;
import com.orientechnologies.orient.core.storage.impl.local.paginated.OStorageTransaction;
import com.orientechnologies.orient.core.storage.impl.local.paginated.atomicoperations.OAtomicOperation;
import com.orientechnologies.orient.core.storage.impl.local.paginated.atomicoperations.OAtomicOperationsManager;
import com.orientechnologies.orient.core.storage.impl.local.paginated.base.ODurablePage;
import com.orientechnologies.orient.core.storage.impl.local.paginated.wal.*;
import com.orientechnologies.orient.core.storage.impl.local.paginated.wal.cas.OCASDiskWriteAheadLog;
import com.orientechnologies.orient.core.storage.impl.local.paginated.wal.cas.OWriteableWALRecord;
import com.orientechnologies.orient.core.storage.impl.local.paginated.wal.co.indexengine.OIndexEngineCreateCO;
import com.orientechnologies.orient.core.storage.impl.local.paginated.wal.co.indexengine.OIndexEngineDeleteCO;
import com.orientechnologies.orient.core.storage.impl.local.statistic.OPerformanceStatisticManager;
import com.orientechnologies.orient.core.storage.impl.local.statistic.OSessionStoragePerformanceStatistic;
import com.orientechnologies.orient.core.storage.index.engine.OHashTableIndexEngine;
import com.orientechnologies.orient.core.storage.index.engine.OSBTreeIndexEngine;
import com.orientechnologies.orient.core.storage.index.sbtreebonsai.local.OBonsaiBucketPointer;
import com.orientechnologies.orient.core.storage.index.sbtreebonsai.local.OSBTreeBonsai;
import com.orientechnologies.orient.core.storage.index.sbtreebonsai.local.OSBTreeBonsaiLocal;
import com.orientechnologies.orient.core.storage.ridbag.sbtree.*;
import com.orientechnologies.orient.core.tx.OTransactionAbstract;
import com.orientechnologies.orient.core.tx.OTransactionIndexChanges;
import com.orientechnologies.orient.core.tx.OTransactionInternal;
import java.io.*;
import java.nio.charset.StandardCharsets;
import java.text.SimpleDateFormat;
import java.util.*;
import java.util.concurrent.Callable;
import java.util.concurrent.ConcurrentHashMap;
import java.util.concurrent.ThreadFactory;
import java.util.concurrent.atomic.*;
import java.util.concurrent.locks.Lock;
import java.util.regex.Matcher;
import java.util.regex.Pattern;
import java.util.zip.ZipEntry;
import java.util.zip.ZipOutputStream;
/**
* @author Andrey Lomakin (a.lomakin-at-orientdb.com)
* @since 28.03.13
*/
public abstract class OAbstractPaginatedStorage extends OStorageAbstract
implements OLowDiskSpaceListener, OCheckpointRequestListener, OIdentifiableStorage, OBackgroundExceptionListener,
OFreezableStorageComponent, OPageIsBrokenListener {
private static final int WAL_RESTORE_REPORT_INTERVAL = 30 * 1000; // milliseconds
private static final Comparator<ORecordOperation> COMMIT_RECORD_OPERATION_COMPARATOR = Comparator
.comparing(o -> o.getRecord().getIdentity());
protected static final OScheduledThreadPoolExecutorWithLogging fuzzyCheckpointExecutor;
public static final int STORAGE_CONFIGURATION_INDEX_ID = -1;
static {
fuzzyCheckpointExecutor = new OScheduledThreadPoolExecutorWithLogging(1, new FuzzyCheckpointThreadFactory());
fuzzyCheckpointExecutor.setMaximumPoolSize(1);
}
private final OSimpleRWLockManager<ORID> lockManager;
@SuppressWarnings("WeakerAccess")
protected final OSBTreeCollectionManagerShared sbTreeCollectionManager;
/**
* Lock is used to atomically update record versions.
*/
private final OLockManager<ORID> recordVersionManager;
private final Map<String, OCluster> clusterMap = new HashMap<>();
private final List<OCluster> clusters = new ArrayList<>();
private volatile ThreadLocal<OStorageTransaction> transaction;
private final AtomicBoolean checkpointInProgress = new AtomicBoolean();
private final AtomicBoolean walVacuumInProgress = new AtomicBoolean();
/**
* Error which happened inside of storage or during data processing related to this storage.
*/
private final AtomicReference<Error> jvmError = new AtomicReference<>();
private final OPerformanceStatisticManager performanceStatisticManager = new OPerformanceStatisticManager(this,
OGlobalConfiguration.STORAGE_PROFILER_SNAPSHOT_INTERVAL.getValueAsInteger() * 1000000L,
OGlobalConfiguration.STORAGE_PROFILER_CLEANUP_INTERVAL.getValueAsInteger() * 1000000L);
protected volatile OWriteAheadLog writeAheadLog;
private OStorageRecoverListener recoverListener;
protected volatile OReadCache readCache;
protected volatile OWriteCache writeCache;
private volatile ORecordConflictStrategy recordConflictStrategy = Orient.instance().getRecordConflictStrategy()
.getDefaultImplementation();
private volatile int defaultClusterId = -1;
protected volatile OAtomicOperationsManager atomicOperationsManager;
private volatile boolean wereNonTxOperationsPerformedInPreviousOpen;
private volatile OLowDiskSpaceInformation lowDiskSpace;
private volatile boolean modificationLock;
private volatile boolean readLock;
/**
* Set of pages which were detected as broken and need to be repaired.
*/
private final Set<OPair<String, Long>> brokenPages = Collections.newSetFromMap(new ConcurrentHashMap<>(0));
private volatile Throwable dataFlushException;
private final int id;
private final Map<String, OBaseIndexEngine> indexEngineNameMap = new HashMap<>();
private final List<OBaseIndexEngine> indexEngines = new ArrayList<>();
private boolean wereDataRestoredAfterOpen;
private UUID uuid;
private final LongAdder fullCheckpointCount = new LongAdder();
private final AtomicLong recordCreated = new AtomicLong(0);
private final AtomicLong recordUpdated = new AtomicLong(0);
private final AtomicLong recordRead = new AtomicLong(0);
private final AtomicLong recordDeleted = new AtomicLong(0);
private final AtomicLong recordScanned = new AtomicLong(0);
private final AtomicLong recordRecycled = new AtomicLong(0);
private final AtomicLong recordConflict = new AtomicLong(0);
private final AtomicLong txBegun = new AtomicLong(0);
private final AtomicLong txCommit = new AtomicLong(0);
private final AtomicLong txRollback = new AtomicLong(0);
private final AtomicInteger sessionCount = new AtomicInteger(0);
private final AtomicLong lastCloseTime = new AtomicLong(System.currentTimeMillis());
public OAbstractPaginatedStorage(final String name, final String filePath, final String mode, final int id) {
super(name, filePath, mode);
this.id = id;
lockManager = new ONotThreadRWLockManager<>();
recordVersionManager = new OPartitionedLockManager<>();
registerProfilerHooks();
sbTreeCollectionManager = new OSBTreeCollectionManagerShared(this);
}
private static void checkPageSizeAndRelatedParametersInGlobalConfiguration() {
final int pageSize = OGlobalConfiguration.DISK_CACHE_PAGE_SIZE.getValueAsInteger() * 1024;
final int freeListBoundary = OGlobalConfiguration.PAGINATED_STORAGE_LOWEST_FREELIST_BOUNDARY.getValueAsInteger() * 1024;
final int maxKeySize = OGlobalConfiguration.SBTREE_MAX_KEY_SIZE.getValueAsInteger();
if (freeListBoundary > pageSize / 2) {
throw new OStorageException("Value of parameter " + OGlobalConfiguration.DISK_CACHE_PAGE_SIZE.getKey()
+ " should be at least 2 times bigger than value of parameter "
+ OGlobalConfiguration.PAGINATED_STORAGE_LOWEST_FREELIST_BOUNDARY.getKey() + " but real values are :"
+ OGlobalConfiguration.DISK_CACHE_PAGE_SIZE.getKey() + " = " + pageSize + " , "
+ OGlobalConfiguration.PAGINATED_STORAGE_LOWEST_FREELIST_BOUNDARY.getKey() + " = " + freeListBoundary);
}
if (maxKeySize > pageSize / 4) {
throw new OStorageException("Value of parameter " + OGlobalConfiguration.DISK_CACHE_PAGE_SIZE.getKey()
+ " should be at least 4 times bigger than value of parameter " + OGlobalConfiguration.SBTREE_MAX_KEY_SIZE.getKey()
+ " but real values are :" + OGlobalConfiguration.DISK_CACHE_PAGE_SIZE.getKey() + " = " + pageSize + " , "
+ OGlobalConfiguration.SBTREE_MAX_KEY_SIZE.getKey() + " = " + maxKeySize);
}
}
private static TreeMap<String, OTransactionIndexChanges> getSortedIndexOperations(final OTransactionInternal clientTx) {
return new TreeMap<>(clientTx.getIndexOperations());
}
@Override
public final void open(final String iUserName, final String iUserPassword, final OContextConfiguration contextConfiguration) {
open(contextConfiguration);
}
public final void open(final OContextConfiguration contextConfiguration) {
try {
stateLock.acquireReadLock();
try {
if (status == STATUS.OPEN)
// ALREADY OPENED: THIS IS THE CASE WHEN A STORAGE INSTANCE IS
// REUSED
{
return;
}
} finally {
stateLock.releaseReadLock();
}
stateLock.acquireWriteLock();
try {
if (status == STATUS.OPEN)
// ALREADY OPENED: THIS IS THE CASE WHEN A STORAGE INSTANCE IS
// REUSED
{
return;
}
if (!exists()) {
throw new OStorageException("Cannot open the storage '" + name + "' because it does not exist in path: " + url);
}
initLockingStrategy(contextConfiguration);
readIv();
initWalAndDiskCache(contextConfiguration);
atomicOperationsManager = new OAtomicOperationsManager(this);
transaction = new ThreadLocal<>();
checkIfStorageDirty();
recoverIfNeeded();
if (OClusterBasedStorageConfiguration.exists(writeCache)) {
configuration = new OClusterBasedStorageConfiguration(this);
((OClusterBasedStorageConfiguration) configuration).load(contextConfiguration);
//otherwise delayed to disk based storage to convert old format to new format.
}
initConfiguration(contextConfiguration);
String uuid = configuration.getUuid();
if (uuid == null) {
uuid = UUID.randomUUID().toString();
configuration.setUuid(uuid);
}
this.uuid = UUID.fromString(uuid);
checkPageSizeAndRelatedParameters();
componentsFactory = new OCurrentStorageComponentsFactory(configuration);
openClusters();
openIndexes();
status = STATUS.OPEN;
final String cs = configuration.getConflictStrategy();
if (cs != null) {
// SET THE CONFLICT STORAGE STRATEGY FROM THE LOADED CONFIGURATION
setConflictStrategy(Orient.instance().getRecordConflictStrategy().getStrategy(cs));
}
} catch (final RuntimeException e) {
try {
if (writeCache != null) {
readCache.closeStorage(writeCache);
}
} catch (final Exception ee) {
//ignore
}
try {
if (writeAheadLog != null) {
writeAheadLog.close();
}
} catch (final Exception ee) {
//ignore
}
try {
postCloseSteps(false, false);
} catch (final Exception ee) {
//ignore
}
status = STATUS.CLOSED;
throw e;
} finally {
stateLock.releaseWriteLock();
}
} catch (final RuntimeException ee) {
throw logAndPrepareForRethrow(ee);
} catch (final Error ee) {
throw logAndPrepareForRethrow(ee);
} catch (final Throwable t) {
throw logAndPrepareForRethrow(t);
}
OLogManager.instance()
.infoNoDb(this, "Storage '%s' is opened under OrientDB distribution : %s", getURL(), OConstants.getVersion());
}
protected abstract void readIv() throws IOException;
protected abstract byte[] getIv();
private void initLockingStrategy(final OContextConfiguration contextConfiguration) {
final String lockKind = contextConfiguration.getValueAsString(OGlobalConfiguration.STORAGE_PESSIMISTIC_LOCKING);
if (OrientDBConfig.LOCK_TYPE_MODIFICATION.equals(lockKind)) {
modificationLock = true;
} else if (OrientDBConfig.LOCK_TYPE_READWRITE.equals(lockKind)) {
modificationLock = true;
readLock = true;
}
}
/**
* That is internal method which is called once we encounter any error inside of JVM. In such case we need to restart JVM to avoid
* any data corruption. Till JVM is not restarted storage will be put in read-only state.
*/
public final void handleJVMError(final Error e) {
if (jvmError.compareAndSet(null, e)) {
OLogManager.instance().errorNoDb(this, "JVM error was thrown", e);
}
}
/**
* This method is called by distributed storage during initialization to indicate that database is used in distributed cluster
* configuration
*/
public void underDistributedStorage() {
sbTreeCollectionManager.prohibitAccess();
}
/**
* @inheritDoc
*/
@Override
public final String getCreatedAtVersion() {
return configuration.getCreatedAtVersion();
}
@SuppressWarnings("WeakerAccess")
protected final void openIndexes() {
final OCurrentStorageComponentsFactory cf = componentsFactory;
if (cf == null) {
throw new OStorageException("Storage '" + name + "' is not properly initialized");
}
final Set<String> indexNames = configuration.indexEngines();
int counter = 0;
for (final String indexName : indexNames) {
final OStorageConfiguration.IndexEngineData engineData = configuration.getIndexEngine(indexName, counter);
final OBaseIndexEngine engine = OIndexes
.createIndexEngine(engineData.getIndexId(), engineData.getName(), engineData.getAlgorithm(), engineData.getIndexType(),
engineData.getDurableInNonTxMode(), this, engineData.getVersion(), engineData.getApiVersion(),
engineData.isMultivalue(), engineData.getEngineProperties());
final OEncryption encryption;
if (engineData.getEncryption() == null || engineData.getEncryption().toLowerCase(configuration.getLocaleInstance())
.equals(ONothingEncryption.NAME)) {
encryption = null;
} else {
encryption = OEncryptionFactory.INSTANCE.getEncryption(engineData.getEncryption(), engineData.getEncryptionOptions());
}
if (engineData.getApiVersion() < 1) {
((OIndexEngine) engine)
.load(engineData.getName(), cf.binarySerializerFactory.getObjectSerializer(engineData.getValueSerializerId()),
engineData.isAutomatic(), cf.binarySerializerFactory.getObjectSerializer(engineData.getKeySerializedId()),
engineData.getKeyTypes(), engineData.isNullValuesSupport(), engineData.getKeySize(),
engineData.getEngineProperties(), encryption);
} else {
((OV1IndexEngine) engine).load(engineData.getName(), engineData.getKeySize(), engineData.getKeyTypes(),
cf.binarySerializerFactory.getObjectSerializer(engineData.getKeySerializedId()), encryption);
}
indexEngineNameMap.put(engineData.getName(), engine);
while (engineData.getIndexId() >= indexEngines.size()) {
indexEngines.add(null);
}
indexEngines.set(engineData.getIndexId(), engine);
counter++;
}
}
@SuppressWarnings("WeakerAccess")
protected final void openClusters() throws IOException {
// OPEN BASIC SEGMENTS
int pos;
// REGISTER CLUSTER
final List<OStorageClusterConfiguration> configurationClusters = configuration.getClusters();
for (int i = 0; i < configurationClusters.size(); ++i) {
final OStorageClusterConfiguration clusterConfig = configurationClusters.get(i);
if (clusterConfig != null) {
pos = createClusterFromConfig(clusterConfig);
try {
if (pos == -1) {
clusters.get(i).open();
} else {
if (clusterConfig.getName().equals(CLUSTER_DEFAULT_NAME)) {
defaultClusterId = pos;
}
clusters.get(pos).open();
}
} catch (final FileNotFoundException e) {
OLogManager.instance().warn(this, "Error on loading cluster '" + configurationClusters.get(i).getName() + "' (" + i
+ "): file not found. It will be excluded from current database '" + getName() + "'.", e);
clusterMap.remove(configurationClusters.get(i).getName().toLowerCase(configuration.getLocaleInstance()));
setCluster(i, null);
}
} else {
setCluster(i, null);
}
}
}
@SuppressWarnings("unused")
public void open(final OToken iToken, final OContextConfiguration configuration) {
open(iToken.getUserName(), "", configuration);
}
@Override
public void create(final OContextConfiguration contextConfiguration) {
checkPageSizeAndRelatedParametersInGlobalConfiguration();
try {
stateLock.acquireWriteLock();
try {
if (name == null) {
throw new OInvalidDatabaseNameException("Database name can not be null");
}
if (name.isEmpty()) {
throw new OInvalidDatabaseNameException("Database name can not be empty");
}
final Pattern namePattern = Pattern.compile("[^\\w\\d$_-]+");
final Matcher matcher = namePattern.matcher(name);
if (matcher.find()) {
throw new OInvalidDatabaseNameException(
"Only letters, numbers, `$`, `_` and `-` are allowed in database name. Provided name :`" + name + "`");
}
if (status != STATUS.CLOSED) {
throw new OStorageExistsException("Cannot create new storage '" + getURL() + "' because it is not closed");
}
if (exists()) {
throw new OStorageExistsException("Cannot create new storage '" + getURL() + "' because it already exists");
}
uuid = UUID.randomUUID();
initLockingStrategy(contextConfiguration);
initIv();
initWalAndDiskCache(contextConfiguration);
atomicOperationsManager = new OAtomicOperationsManager(this);
transaction = new ThreadLocal<>();
configuration = new OClusterBasedStorageConfiguration(this);
((OClusterBasedStorageConfiguration) configuration).create(contextConfiguration);
configuration.setUuid(uuid.toString());
componentsFactory = new OCurrentStorageComponentsFactory(configuration);
preCreateSteps();
status = STATUS.OPEN;
// ADD THE METADATA CLUSTER TO STORE INTERNAL STUFF
doAddCluster(OMetadataDefault.CLUSTER_INTERNAL_NAME);
((OClusterBasedStorageConfiguration) configuration).setCreationVersion(OConstants.getVersion());
((OClusterBasedStorageConfiguration) configuration)
.setPageSize(OGlobalConfiguration.DISK_CACHE_PAGE_SIZE.getValueAsInteger() * 1024);
((OClusterBasedStorageConfiguration) configuration)
.setFreeListBoundary(OGlobalConfiguration.PAGINATED_STORAGE_LOWEST_FREELIST_BOUNDARY.getValueAsInteger() * 1024);
((OClusterBasedStorageConfiguration) configuration)
.setMaxKeySize(OGlobalConfiguration.SBTREE_MAX_KEY_SIZE.getValueAsInteger());
// ADD THE INDEX CLUSTER TO STORE, BY DEFAULT, ALL THE RECORDS OF
// INDEXING
doAddCluster(OMetadataDefault.CLUSTER_INDEX_NAME);
// ADD THE INDEX CLUSTER TO STORE, BY DEFAULT, ALL THE RECORDS OF
// INDEXING
doAddCluster(OMetadataDefault.CLUSTER_MANUAL_INDEX_NAME);
// ADD THE DEFAULT CLUSTER
defaultClusterId = doAddCluster(CLUSTER_DEFAULT_NAME);
if (jvmError.get() == null) {
clearStorageDirty();
}
postCreateSteps();
//binary compatibility with previous version, this record contained configuration of storage
createRecord(new ORecordId(0, -1), new byte[] { 0, 0, 0, 0 }, 0, OBlob.RECORD_TYPE, null);
} catch (final InterruptedException e) {
throw OException.wrapException(new OStorageException("Storage creation was interrupted"), e);
} catch (final OStorageException e) {
close();
throw e;
} catch (final IOException e) {
close();
throw OException.wrapException(new OStorageException("Error on creation of storage '" + name + "'"), e);
} finally {
stateLock.releaseWriteLock();
}
} catch (final RuntimeException ee) {
throw logAndPrepareForRethrow(ee);
} catch (final Error ee) {
throw logAndPrepareForRethrow(ee);
} catch (final Throwable t) {
throw logAndPrepareForRethrow(t);
}
OLogManager.instance()
.infoNoDb(this, "Storage '%s' is created under OrientDB distribution : %s", getURL(), OConstants.getVersion());
}
protected abstract void initIv() throws IOException;
private void checkPageSizeAndRelatedParameters() {
final int pageSize = OGlobalConfiguration.DISK_CACHE_PAGE_SIZE.getValueAsInteger() * 1024;
final int freeListBoundary = OGlobalConfiguration.PAGINATED_STORAGE_LOWEST_FREELIST_BOUNDARY.getValueAsInteger() * 1024;
final int maxKeySize = OGlobalConfiguration.SBTREE_MAX_KEY_SIZE.getValueAsInteger();
if (configuration.getPageSize() != -1 && configuration.getPageSize() != pageSize) {
throw new OStorageException(
"Storage is created with value of " + OGlobalConfiguration.DISK_CACHE_PAGE_SIZE.getKey() + " parameter equal to "
+ configuration.getPageSize() + " but current value is " + pageSize);
}
if (configuration.getFreeListBoundary() != -1 && configuration.getFreeListBoundary() != freeListBoundary) {
throw new OStorageException(
"Storage is created with value of " + OGlobalConfiguration.PAGINATED_STORAGE_LOWEST_FREELIST_BOUNDARY.getKey()
+ " parameter equal to " + configuration.getFreeListBoundary() + " but current value is " + freeListBoundary);
}
if (configuration.getMaxKeySize() != -1 && configuration.getMaxKeySize() != maxKeySize) {
throw new OStorageException(
"Storage is created with value of " + OGlobalConfiguration.SBTREE_MAX_KEY_SIZE.getKey() + " parameter equal to "
+ configuration.getMaxKeySize() + " but current value is " + maxKeySize);
}
}
@Override
public final boolean isClosed() {
try {
stateLock.acquireReadLock();
try {
return super.isClosed();
} finally {
stateLock.releaseReadLock();
}
} catch (final RuntimeException ee) {
throw logAndPrepareForRethrow(ee);
} catch (final Error ee) {
throw logAndPrepareForRethrow(ee);
} catch (final Throwable t) {
throw logAndPrepareForRethrow(t);
}
}
@Override
public final void close(final boolean force, final boolean onDelete) {
try {
doClose(force, onDelete);
} catch (final RuntimeException ee) {
throw logAndPrepareForRethrow(ee);
} catch (final Error ee) {
throw logAndPrepareForRethrow(ee);
} catch (final Throwable t) {
throw logAndPrepareForRethrow(t);
}
}
@Override
public final void delete() {
try {
final long timer = Orient.instance().getProfiler().startChrono();
stateLock.acquireWriteLock();
try {
// CLOSE THE DATABASE BY REMOVING THE CURRENT USER
close(true, true);
postDeleteSteps();
} finally {
stateLock.releaseWriteLock();
Orient.instance().getProfiler().stopChrono("db." + name + ".drop", "Drop a database", timer, "db.*.drop");
}
} catch (final RuntimeException ee) {
throw logAndPrepareForRethrow(ee);
} catch (final Error ee) {
throw logAndPrepareForRethrow(ee);
} catch (final Throwable t) {
throw logAndPrepareForRethrow(t);
}
}
public boolean check(final boolean verbose, final OCommandOutputListener listener) {
try {
listener.onMessage("Check of storage is started...");
checkOpenness();
stateLock.acquireReadLock();
try {
final long lockId = atomicOperationsManager.freezeAtomicOperations(null, null);
try {
checkOpenness();
final long start = System.currentTimeMillis();
final OPageDataVerificationError[] pageErrors = writeCache.checkStoredPages(verbose ? listener : null);
String errors = pageErrors.length > 0 ? pageErrors.length + " with errors." : " without errors.";
listener.onMessage("Check of storage completed in " + (System.currentTimeMillis() - start) + "ms. " + errors);
return pageErrors.length == 0;
} finally {
atomicOperationsManager.releaseAtomicOperations(lockId);
}
} finally {
stateLock.releaseReadLock();
}
} catch (final RuntimeException ee) {
throw logAndPrepareForRethrow(ee);
} catch (final Error ee) {
throw logAndPrepareForRethrow(ee);
} catch (final Throwable t) {
throw logAndPrepareForRethrow(t);
}
}
@Override
public final int addCluster(final String clusterName, final Object... parameters) {
try {
checkOpenness();
checkLowDiskSpaceRequestsAndReadOnlyConditions();
stateLock.acquireWriteLock();
try {
checkOpenness();
makeStorageDirty();
return doAddCluster(clusterName);
} catch (final IOException e) {
throw OException.wrapException(new OStorageException("Error in creation of new cluster '" + clusterName), e);
} finally {
stateLock.releaseWriteLock();
}
} catch (final RuntimeException ee) {
throw logAndPrepareForRethrow(ee);
} catch (final Error ee) {
throw logAndPrepareForRethrow(ee);
} catch (final Throwable t) {
throw logAndPrepareForRethrow(t);
}
}
@Override
public final int addCluster(final String clusterName, final int requestedId) {
try {
checkOpenness();
checkLowDiskSpaceRequestsAndReadOnlyConditions();
stateLock.acquireWriteLock();
try {
checkOpenness();
if (requestedId < 0) {
throw new OConfigurationException("Cluster id must be positive!");
}
if (requestedId < clusters.size() && clusters.get(requestedId) != null) {
throw new OConfigurationException(
"Requested cluster ID [" + requestedId + "] is occupied by cluster with name [" + clusters.get(requestedId).getName()
+ "]");
}
makeStorageDirty();
return doAddCluster(clusterName, requestedId);
} catch (final IOException e) {
throw OException.wrapException(new OStorageException("Error in creation of new cluster '" + clusterName + "'"), e);
} finally {
stateLock.releaseWriteLock();
}
} catch (final RuntimeException ee) {
throw logAndPrepareForRethrow(ee);
} catch (final Error ee) {
throw logAndPrepareForRethrow(ee);
} catch (final Throwable t) {
throw logAndPrepareForRethrow(t);
}
}
@Override
public final boolean dropCluster(final int clusterId) {
try {
checkOpenness();
checkLowDiskSpaceRequestsAndReadOnlyConditions();
stateLock.acquireWriteLock();
try {
checkOpenness();
if (clusterId < 0 || clusterId >= clusters.size()) {
throw new IllegalArgumentException(
"Cluster id '" + clusterId + "' is outside the of range of configured clusters (0-" + (clusters.size() - 1)
+ ") in database '" + name + "'");
}
if (dropClusterInternal(clusterId)) {
return false;
}
((OClusterBasedStorageConfiguration) configuration).dropCluster(clusterId);
sbTreeCollectionManager.deleteComponentByClusterId(clusterId);
return true;
} catch (final Exception e) {
throw OException.wrapException(new OStorageException("Error while removing cluster '" + clusterId + "'"), e);
} finally {
stateLock.releaseWriteLock();
}
} catch (final RuntimeException ee) {
throw logAndPrepareForRethrow(ee);
} catch (final Error ee) {
throw logAndPrepareForRethrow(ee);
} catch (final Throwable t) {
throw logAndPrepareForRethrow(t);
}
}
@Override
public final int getId() {
return id;
}
public UUID getUuid() {
return uuid;
}
private boolean setClusterStatus(final OCluster cluster, final OStorageClusterConfiguration.STATUS iStatus) throws IOException {
if (iStatus == OStorageClusterConfiguration.STATUS.OFFLINE && cluster instanceof OOfflineCluster
|| iStatus == OStorageClusterConfiguration.STATUS.ONLINE && !(cluster instanceof OOfflineCluster)) {
return false;
}
final OCluster newCluster;
final int clusterId = cluster.getId();
if (iStatus == OStorageClusterConfiguration.STATUS.OFFLINE) {
cluster.close(true);
newCluster = new OOfflineCluster(this, clusterId, cluster.getName());
boolean configured = false;
for (final OStorageClusterConfiguration clusterConfiguration : configuration.getClusters()) {
if (clusterConfiguration.getId() == cluster.getId()) {
newCluster.configure(this, clusterConfiguration);
configured = true;
break;
}
}
if (!configured) {
throw new OStorageException("Can not configure offline cluster with id " + clusterId);
}
} else {
newCluster = OPaginatedClusterFactory
.createCluster(cluster.getName(), configuration.getVersion(), cluster.getBinaryVersion(), this);
newCluster.configure(clusterId, cluster.getName());
newCluster.open();
}
clusterMap.put(cluster.getName().toLowerCase(configuration.getLocaleInstance()), newCluster);
clusters.set(clusterId, newCluster);
((OClusterBasedStorageConfiguration) configuration).setClusterStatus(clusterId, iStatus);
makeFullCheckpoint();
return true;
}
@Override
public final OSBTreeCollectionManager getSBtreeCollectionManager() {
return sbTreeCollectionManager;
}
public OReadCache getReadCache() {
return readCache;
}
public OWriteCache getWriteCache() {
return writeCache;
}
@Override
public final long count(final int iClusterId) {
return count(iClusterId, false);
}
@Override
public final long count(final int clusterId, final boolean countTombstones) {
try {
if (clusterId == -1) {
throw new OStorageException("Cluster Id " + clusterId + " is invalid in database '" + name + "'");
}
// COUNT PHYSICAL CLUSTER IF ANY
checkOpenness();
stateLock.acquireReadLock();
try {
checkOpenness();
final OCluster cluster = clusters.get(clusterId);
if (cluster == null) {
return 0;
}
if (countTombstones) {
return cluster.getEntries();
}
return cluster.getEntries() - cluster.getTombstonesCount();
} finally {
stateLock.releaseReadLock();
}
} catch (final RuntimeException ee) {
throw logAndPrepareForRethrow(ee);
} catch (final Error ee) {
throw logAndPrepareForRethrow(ee);
} catch (final Throwable t) {
throw logAndPrepareForRethrow(t);
}
}
@Override
public final long[] getClusterDataRange(final int iClusterId) {
try {
if (iClusterId == -1) {
return new long[] { ORID.CLUSTER_POS_INVALID, ORID.CLUSTER_POS_INVALID };
}
checkOpenness();
stateLock.acquireReadLock();
try {
checkOpenness();
if (clusters.get(iClusterId) != null) {
return new long[] { clusters.get(iClusterId).getFirstPosition(), clusters.get(iClusterId).getLastPosition() };
} else {
return OCommonConst.EMPTY_LONG_ARRAY;
}
} catch (final IOException ioe) {
throw OException.wrapException(new OStorageException("Cannot retrieve information about data range"), ioe);
} finally {
stateLock.releaseReadLock();
}
} catch (final RuntimeException ee) {
throw logAndPrepareForRethrow(ee);
} catch (final Error ee) {
throw logAndPrepareForRethrow(ee);
} catch (final Throwable t) {
throw logAndPrepareForRethrow(t);
}
}
public OLogSequenceNumber getLSN() {
try {
if (writeAheadLog == null) {
return null;
}
return writeAheadLog.end();
} catch (final RuntimeException ee) {
throw logAndPrepareForRethrow(ee);
} catch (final Error ee) {
throw logAndPrepareForRethrow(ee);
} catch (final Throwable t) {
throw logAndPrepareForRethrow(t);
}
}
@Override
public final long count(final int[] iClusterIds) {
return count(iClusterIds, false);
}
@Override
public final void onException(final Throwable e) {
dataFlushException = e;
}
/**
* This method finds all the records which were updated starting from (but not including) current LSN and write result in provided
* output stream. In output stream will be included all thw records which were updated/deleted/created since passed in LSN till
* the current moment. Deleted records are written in output stream first, then created/updated records. All records are sorted by
* record id. Data format: <ol> <li>Amount of records (single entry) - 8 bytes</li> <li>Record's cluster id - 4 bytes</li>
* <li>Record's cluster position - 8 bytes</li> <li>Delete flag, 1 if record is deleted - 1 byte</li> <li>Record version , only
* if record is not deleted - 4 bytes</li> <li>Record type, only if record is not deleted - 1 byte</li> <li>Length of binary
* presentation of record, only if record is not deleted - 4 bytes</li> <li>Binary presentation of the record, only if record is
* not deleted - length of content is provided in above entity</li> </ol>
*
* @param lsn LSN from which we should find changed records
*
* @see OGlobalConfiguration#STORAGE_TRACK_CHANGED_RECORDS_IN_WAL
*/
public OBackgroundDelta recordsChangedAfterLSN(final OLogSequenceNumber lsn, final OCommandOutputListener outputListener) {
final OLogSequenceNumber endLsn;
// container of rids of changed records
final SortedSet<ORID> sortedRids = new TreeSet<>();
try {
if (!configuration.getContextConfiguration().getValueAsBoolean(OGlobalConfiguration.STORAGE_TRACK_CHANGED_RECORDS_IN_WAL)) {
throw new IllegalStateException(
"Cannot find records which were changed starting from provided LSN because tracking of rids of changed records in WAL is switched off, "
+ "to switch it on please set property " + OGlobalConfiguration.STORAGE_TRACK_CHANGED_RECORDS_IN_WAL.getKey()
+ " to the true value, please note that only records"
+ " which are stored after this property was set will be retrieved");
}