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/*
* Copyright 2012-2017 UnboundID Corp.
* All Rights Reserved.
*/
/*
* Copyright (C) 2015-2017 UnboundID Corp.
*
* This program is free software; you can redistribute it and/or modify
* it under the terms of the GNU General Public License (GPLv2 only)
* or the terms of the GNU Lesser General Public License (LGPLv2.1 only)
* as published by the Free Software Foundation.
*
* 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 General Public License for more details.
*
* You should have received a copy of the GNU General Public License
* along with this program; if not, see .
*/
package com.unboundid.ldap.sdk.unboundidds;
import java.io.OutputStream;
import java.util.ArrayList;
import java.util.LinkedHashMap;
import java.util.List;
import java.util.TreeSet;
import java.util.concurrent.atomic.AtomicInteger;
import java.util.concurrent.atomic.AtomicReference;
import com.unboundid.asn1.ASN1OctetString;
import com.unboundid.ldap.sdk.BindRequest;
import com.unboundid.ldap.sdk.Control;
import com.unboundid.ldap.sdk.DeleteRequest;
import com.unboundid.ldap.sdk.DereferencePolicy;
import com.unboundid.ldap.sdk.DN;
import com.unboundid.ldap.sdk.ExtendedResult;
import com.unboundid.ldap.sdk.Filter;
import com.unboundid.ldap.sdk.InternalSDKHelper;
import com.unboundid.ldap.sdk.LDAPConnection;
import com.unboundid.ldap.sdk.LDAPConnectionOptions;
import com.unboundid.ldap.sdk.LDAPException;
import com.unboundid.ldap.sdk.LDAPResult;
import com.unboundid.ldap.sdk.LDAPSearchException;
import com.unboundid.ldap.sdk.ReadOnlyEntry;
import com.unboundid.ldap.sdk.ResultCode;
import com.unboundid.ldap.sdk.RootDSE;
import com.unboundid.ldap.sdk.SearchRequest;
import com.unboundid.ldap.sdk.SearchResult;
import com.unboundid.ldap.sdk.SearchScope;
import com.unboundid.ldap.sdk.SimpleBindRequest;
import com.unboundid.ldap.sdk.UnsolicitedNotificationHandler;
import com.unboundid.ldap.sdk.Version;
import com.unboundid.ldap.sdk.controls.ManageDsaITRequestControl;
import com.unboundid.ldap.sdk.controls.SubentriesRequestControl;
import com.unboundid.ldap.sdk.extensions.WhoAmIExtendedRequest;
import com.unboundid.ldap.sdk.extensions.WhoAmIExtendedResult;
import com.unboundid.ldap.sdk.unboundidds.controls.
InteractiveTransactionSpecificationRequestControl;
import com.unboundid.ldap.sdk.unboundidds.controls.
InteractiveTransactionSpecificationResponseControl;
import com.unboundid.ldap.sdk.unboundidds.controls.
OperationPurposeRequestControl;
import com.unboundid.ldap.sdk.unboundidds.controls.
RealAttributesOnlyRequestControl;
import com.unboundid.ldap.sdk.unboundidds.controls.
ReturnConflictEntriesRequestControl;
import com.unboundid.ldap.sdk.unboundidds.controls.
SoftDeletedEntryAccessRequestControl;
import com.unboundid.ldap.sdk.unboundidds.controls.
SuppressReferentialIntegrityUpdatesRequestControl;
import com.unboundid.ldap.sdk.unboundidds.extensions.
EndInteractiveTransactionExtendedRequest;
import com.unboundid.ldap.sdk.unboundidds.extensions.
GetSubtreeAccessibilityExtendedRequest;
import com.unboundid.ldap.sdk.unboundidds.extensions.
GetSubtreeAccessibilityExtendedResult;
import com.unboundid.ldap.sdk.unboundidds.extensions.
SetSubtreeAccessibilityExtendedRequest;
import com.unboundid.ldap.sdk.unboundidds.extensions.
StartInteractiveTransactionExtendedRequest;
import com.unboundid.ldap.sdk.unboundidds.extensions.
StartInteractiveTransactionExtendedResult;
import com.unboundid.ldap.sdk.unboundidds.extensions.
SubtreeAccessibilityRestriction;
import com.unboundid.ldap.sdk.unboundidds.extensions.
SubtreeAccessibilityState;
import com.unboundid.util.Debug;
import com.unboundid.util.MultiServerLDAPCommandLineTool;
import com.unboundid.util.ReverseComparator;
import com.unboundid.util.StaticUtils;
import com.unboundid.util.ThreadSafety;
import com.unboundid.util.ThreadSafetyLevel;
import com.unboundid.util.args.ArgumentException;
import com.unboundid.util.args.ArgumentParser;
import com.unboundid.util.args.BooleanArgument;
import com.unboundid.util.args.DNArgument;
import com.unboundid.util.args.FileArgument;
import com.unboundid.util.args.IntegerArgument;
import com.unboundid.util.args.StringArgument;
import static com.unboundid.ldap.sdk.unboundidds.UnboundIDDSMessages.*;
/**
* This class provides a utility that may be used to move a single entry or a
* small subtree of entries from one server to another.
*
*
* NOTE: This class is part of the Commercial Edition of the UnboundID
* LDAP SDK for Java. It is not available for use in applications that
* include only the Standard Edition of the LDAP SDK, and is not supported for
* use in conjunction with non-UnboundID products.
*
*/
@ThreadSafety(level=ThreadSafetyLevel.NOT_THREADSAFE)
public final class MoveSubtree
extends MultiServerLDAPCommandLineTool
implements UnsolicitedNotificationHandler, MoveSubtreeListener
{
/**
* The name of the attribute that appears in the root DSE of Ping
* Identity, UnboundID, and Alcatel-Lucent 8661 Directory Server instances to
* provide a unique identifier that will be generated every time the server
* starts.
*/
private static final String ATTR_STARTUP_UUID = "startupUUID";
// The argument used to indicate whether to operate in verbose mode.
private BooleanArgument verbose = null;
// The argument used to specify the base DNs of the subtrees to move.
private DNArgument baseDN = null;
// The argument used to specify a file with base DNs of the subtrees to move.
private FileArgument baseDNFile = null;
// The argument used to specify the maximum number of entries to move.
private IntegerArgument sizeLimit = null;
// A message that will be displayed if the tool is interrupted.
private volatile String interruptMessage = null;
// The argument used to specify the purpose for the move.
private StringArgument purpose = null;
/**
* Parse the provided command line arguments and perform the appropriate
* processing.
*
* @param args The command line arguments provided to this program.
*/
public static void main(final String... args)
{
final ResultCode rc = main(args, System.out, System.err);
if (rc != ResultCode.SUCCESS)
{
System.exit(Math.max(rc.intValue(), 255));
}
}
/**
* Parse the provided command line arguments and perform the appropriate
* processing.
*
* @param args The command line arguments provided to this program.
* @param out The output stream to which standard out should be written.
* It may be {@code null} if output should be suppressed.
* @param err The output stream to which standard error should be written.
* It may be {@code null} if error messages should be
* suppressed.
*
* @return A result code indicating whether the processing was successful.
*/
public static ResultCode main(final String[] args, final OutputStream out,
final OutputStream err)
{
final MoveSubtree moveSubtree = new MoveSubtree(out, err);
return moveSubtree.runTool(args);
}
/**
* Creates a new instance of this tool with the provided output and error
* streams.
*
* @param out The output stream to which standard out should be written. It
* may be {@code null} if output should be suppressed.
* @param err The output stream to which standard error should be written.
* It may be {@code null} if error messages should be suppressed.
*/
public MoveSubtree(final OutputStream out, final OutputStream err)
{
super(out, err, new String[] { "source", "target" }, null);
}
/**
* {@inheritDoc}
*/
@Override()
public String getToolName()
{
return "move-subtree";
}
/**
* {@inheritDoc}
*/
@Override()
public String getToolDescription()
{
return INFO_MOVE_SUBTREE_TOOL_DESCRIPTION.get();
}
/**
* {@inheritDoc}
*/
@Override()
public String getToolVersion()
{
return Version.NUMERIC_VERSION_STRING;
}
/**
* {@inheritDoc}
*/
@Override()
public void addNonLDAPArguments(final ArgumentParser parser)
throws ArgumentException
{
baseDN = new DNArgument('b', "baseDN", false, 0,
INFO_MOVE_SUBTREE_ARG_BASE_DN_PLACEHOLDER.get(),
INFO_MOVE_SUBTREE_ARG_BASE_DN_DESCRIPTION.get());
baseDN.addLongIdentifier("entryDN");
parser.addArgument(baseDN);
baseDNFile = new FileArgument('f', "baseDNFile", false, 1,
INFO_MOVE_SUBTREE_ARG_BASE_DN_FILE_PLACEHOLDER.get(),
INFO_MOVE_SUBTREE_ARG_BASE_DN_FILE_DESCRIPTION.get(), true, true,
true, false);
baseDNFile.addLongIdentifier("entryDNFile");
parser.addArgument(baseDNFile);
sizeLimit = new IntegerArgument('z', "sizeLimit", false, 1,
INFO_MOVE_SUBTREE_ARG_SIZE_LIMIT_PLACEHOLDER.get(),
INFO_MOVE_SUBTREE_ARG_SIZE_LIMIT_DESCRIPTION.get(), 0,
Integer.MAX_VALUE, 0);
parser.addArgument(sizeLimit);
purpose = new StringArgument(null, "purpose", false, 1,
INFO_MOVE_SUBTREE_ARG_PURPOSE_PLACEHOLDER.get(),
INFO_MOVE_SUBTREE_ARG_PURPOSE_DESCRIPTION.get());
parser.addArgument(purpose);
verbose = new BooleanArgument('v', "verbose", 1,
INFO_MOVE_SUBTREE_ARG_VERBOSE_DESCRIPTION.get());
parser.addArgument(verbose);
parser.addRequiredArgumentSet(baseDN, baseDNFile);
parser.addExclusiveArgumentSet(baseDN, baseDNFile);
}
/**
* {@inheritDoc}
*/
@Override()
public LDAPConnectionOptions getConnectionOptions()
{
final LDAPConnectionOptions options = new LDAPConnectionOptions();
options.setUnsolicitedNotificationHandler(this);
return options;
}
/**
* Indicates whether this tool should provide arguments for redirecting output
* to a file. If this method returns {@code true}, then the tool will offer
* an "--outputFile" argument that will specify the path to a file to which
* all standard output and standard error content will be written, and it will
* also offer a "--teeToStandardOut" argument that can only be used if the
* "--outputFile" argument is present and will cause all output to be written
* to both the specified output file and to standard output.
*
* @return {@code true} if this tool should provide arguments for redirecting
* output to a file, or {@code false} if not.
*/
@Override()
protected boolean supportsOutputFile()
{
return true;
}
/**
* Indicates whether this tool supports the use of a properties file for
* specifying default values for arguments that aren't specified on the
* command line.
*
* @return {@code true} if this tool supports the use of a properties file
* for specifying default values for arguments that aren't specified
* on the command line, or {@code false} if not.
*/
@Override()
public boolean supportsPropertiesFile()
{
return true;
}
/**
* {@inheritDoc}
*/
@Override()
public ResultCode doToolProcessing()
{
final List baseDNs;
if (baseDN.isPresent())
{
final List dnList = baseDN.getValues();
baseDNs = new ArrayList(dnList.size());
for (final DN dn : dnList)
{
baseDNs.add(dn.toString());
}
}
else
{
try
{
baseDNs = baseDNFile.getNonBlankFileLines();
}
catch (final Exception e)
{
Debug.debugException(e);
err(ERR_MOVE_SUBTREE_ERROR_READING_BASE_DN_FILE.get(
baseDNFile.getValue().getAbsolutePath(),
StaticUtils.getExceptionMessage(e)));
return ResultCode.LOCAL_ERROR;
}
if (baseDNs.isEmpty())
{
err(ERR_MOVE_SUBTREE_BASE_DN_FILE_EMPTY.get(
baseDNFile.getValue().getAbsolutePath()));
return ResultCode.PARAM_ERROR;
}
}
LDAPConnection sourceConnection = null;
LDAPConnection targetConnection = null;
try
{
try
{
sourceConnection = getConnection(0);
}
catch (LDAPException le)
{
Debug.debugException(le);
err(ERR_MOVE_SUBTREE_CANNOT_CONNECT_TO_SOURCE.get(
StaticUtils.getExceptionMessage(le)));
return le.getResultCode();
}
try
{
targetConnection = getConnection(1);
}
catch (LDAPException le)
{
Debug.debugException(le);
err(ERR_MOVE_SUBTREE_CANNOT_CONNECT_TO_TARGET.get(
StaticUtils.getExceptionMessage(le)));
return le.getResultCode();
}
sourceConnection.setConnectionName(
INFO_MOVE_SUBTREE_CONNECTION_NAME_SOURCE.get());
targetConnection.setConnectionName(
INFO_MOVE_SUBTREE_CONNECTION_NAME_TARGET.get());
// We don't want to accidentally run with the same source and target
// servers, so perform a couple of checks to verify that isn't the case.
// First, perform a cheap check to rule out using the same address and
// port for both source and target servers.
if (sourceConnection.getConnectedAddress().equals(
targetConnection.getConnectedAddress()) &&
(sourceConnection.getConnectedPort() ==
targetConnection.getConnectedPort()))
{
err(ERR_MOVE_SUBTREE_SAME_SOURCE_AND_TARGET_SERVERS.get());
return ResultCode.PARAM_ERROR;
}
// Next, retrieve the root DSE over each connection. Use it to verify
// that both the startupUUID values are different as a check to ensure
// that the source and target servers are different (this will be a
// best-effort attempt, so if either startupUUID can't be retrieved, then
// assume they're different servers). Also check to see whether the
// source server supports the suppress referential integrity updates
// control.
boolean suppressReferentialIntegrityUpdates = false;
try
{
final RootDSE sourceRootDSE = sourceConnection.getRootDSE();
final RootDSE targetRootDSE = targetConnection.getRootDSE();
if ((sourceRootDSE != null) && (targetRootDSE != null))
{
final String sourceStartupUUID =
sourceRootDSE.getAttributeValue(ATTR_STARTUP_UUID);
final String targetStartupUUID =
targetRootDSE.getAttributeValue(ATTR_STARTUP_UUID);
if ((sourceStartupUUID != null) &&
sourceStartupUUID.equals(targetStartupUUID))
{
err(ERR_MOVE_SUBTREE_SAME_SOURCE_AND_TARGET_SERVERS.get());
return ResultCode.PARAM_ERROR;
}
}
if (sourceRootDSE != null)
{
suppressReferentialIntegrityUpdates = sourceRootDSE.supportsControl(
SuppressReferentialIntegrityUpdatesRequestControl.
SUPPRESS_REFINT_REQUEST_OID);
}
}
catch (final Exception e)
{
Debug.debugException(e);
}
boolean first = true;
ResultCode resultCode = ResultCode.SUCCESS;
for (final String dn : baseDNs)
{
if (first)
{
first = false;
}
else
{
out();
}
final OperationPurposeRequestControl operationPurpose;
if (purpose.isPresent())
{
operationPurpose = new OperationPurposeRequestControl(
getToolName(), getToolVersion(), 20, purpose.getValue());
}
else
{
operationPurpose = null;
}
final MoveSubtreeResult result = moveSubtreeWithRestrictedAccessibility(
this, sourceConnection, targetConnection, dn, sizeLimit.getValue(),
operationPurpose, suppressReferentialIntegrityUpdates,
(verbose.isPresent() ? this : null));
if (result.getResultCode() == ResultCode.SUCCESS)
{
wrapOut(0, 79,
INFO_MOVE_SUBTREE_RESULT_SUCCESSFUL.get(
result.getEntriesAddedToTarget(), dn));
}
else
{
if (resultCode == ResultCode.SUCCESS)
{
resultCode = result.getResultCode();
}
wrapErr(0, 79, ERR_MOVE_SUBTREE_RESULT_UNSUCCESSFUL.get());
if (result.getErrorMessage() != null)
{
wrapErr(0, 79,
ERR_MOVE_SUBTREE_ERROR_MESSAGE.get(result.getErrorMessage()));
}
if (result.getAdminActionRequired() != null)
{
wrapErr(0, 79,
ERR_MOVE_SUBTREE_ADMIN_ACTION.get(
result.getAdminActionRequired()));
}
}
}
return resultCode;
}
finally
{
if (sourceConnection!= null)
{
sourceConnection.close();
}
if (targetConnection!= null)
{
targetConnection.close();
}
}
}
/**
* Moves a single leaf entry using a pair of interactive transactions. The
* logic used to accomplish this is as follows:
*
*
Start an interactive transaction in the source server.
*
Start an interactive transaction in the target server.
*
Read the entry from the source server. The search request will have
* a subtree scope with a size limit of one, a filter of
* "(objectClass=*)", will request all user and operational attributes,
* and will include the following request controls: interactive
* transaction specification, ManageDsaIT, LDAP subentries, return
* conflict entries, soft-deleted entry access, real attributes only,
* and operation purpose.
*
Add the entry to the target server. The add request will include the
* following controls: interactive transaction specification, ignore
* NO-USER-MODIFICATION, and operation purpose.
*
Delete the entry from the source server. The delete request will
* include the following controls: interactive transaction
* specification, ManageDsaIT, and operation purpose.
*
Commit the interactive transaction in the target server.
*
Commit the interactive transaction in the source server.
*
* Conditions which could result in an incomplete move include:
*
*
The commit in the target server succeeds but the commit in the
* source server fails. In this case, the entry may end up in both
* servers, requiring manual cleanup. If this occurs, then the result
* returned from this method will indicate this condition.
*
The account used to read entries from the source server does not have
* permission to see all attributes in all entries. In this case, the
* target server will include only a partial representation of the entry
* in the source server. To avoid this problem, ensure that the account
* used to read from the source server has sufficient access rights to
* see all attributes in the entry to move.
*
The source server participates in replication and a change occurs to
* the entry in a different server in the replicated environment while
* the move is in progress. In this case, those changes may not be
* reflected in the target server. To avoid this problem, it is
* strongly recommended that all write access in the replication
* environment containing the source server be directed to the source
* server during the time that the move is in progress (e.g., using a
* failover load-balancing algorithm in the Directory Proxy
* Server).
*
*
* @param sourceConnection A connection established to the source server.
* It should be authenticated as a user with
* permission to perform all of the operations
* against the source server as referenced above.
* @param targetConnection A connection established to the target server.
* It should be authenticated as a user with
* permission to perform all of the operations
* against the target server as referenced above.
* @param entryDN The base DN for the subtree to move.
* @param opPurposeControl An optional operation purpose request control
* that may be included in all requests sent to the
* source and target servers.
* @param listener An optional listener that may be invoked during
* the course of moving entries from the source
* server to the target server.
*
* @return An object with information about the result of the attempted
* subtree move.
*/
public static MoveSubtreeResult moveEntryWithInteractiveTransaction(
final LDAPConnection sourceConnection,
final LDAPConnection targetConnection,
final String entryDN,
final OperationPurposeRequestControl opPurposeControl,
final MoveSubtreeListener listener)
{
return moveEntryWithInteractiveTransaction(sourceConnection,
targetConnection, entryDN, opPurposeControl, false, listener);
}
/**
* Moves a single leaf entry using a pair of interactive transactions. The
* logic used to accomplish this is as follows:
*
*
Start an interactive transaction in the source server.
*
Start an interactive transaction in the target server.
*
Read the entry from the source server. The search request will have
* a subtree scope with a size limit of one, a filter of
* "(objectClass=*)", will request all user and operational attributes,
* and will include the following request controls: interactive
* transaction specification, ManageDsaIT, LDAP subentries, return
* conflict entries, soft-deleted entry access, real attributes only,
* and operation purpose.
*
Add the entry to the target server. The add request will include the
* following controls: interactive transaction specification, ignore
* NO-USER-MODIFICATION, and operation purpose.
*
Delete the entry from the source server. The delete request will
* include the following controls: interactive transaction
* specification, ManageDsaIT, and operation purpose.
*
Commit the interactive transaction in the target server.
*
Commit the interactive transaction in the source server.
*
* Conditions which could result in an incomplete move include:
*
*
The commit in the target server succeeds but the commit in the
* source server fails. In this case, the entry may end up in both
* servers, requiring manual cleanup. If this occurs, then the result
* returned from this method will indicate this condition.
*
The account used to read entries from the source server does not have
* permission to see all attributes in all entries. In this case, the
* target server will include only a partial representation of the entry
* in the source server. To avoid this problem, ensure that the account
* used to read from the source server has sufficient access rights to
* see all attributes in the entry to move.
*
The source server participates in replication and a change occurs to
* the entry in a different server in the replicated environment while
* the move is in progress. In this case, those changes may not be
* reflected in the target server. To avoid this problem, it is
* strongly recommended that all write access in the replication
* environment containing the source server be directed to the source
* server during the time that the move is in progress (e.g., using a
* failover load-balancing algorithm in the Directory Proxy
* Server).
*
*
* @param sourceConnection A connection established to the source server.
* It should be authenticated as a user with
* permission to perform all of the operations
* against the source server as referenced above.
* @param targetConnection A connection established to the target server.
* It should be authenticated as a user with
* permission to perform all of the operations
* against the target server as referenced above.
* @param entryDN The base DN for the subtree to move.
* @param opPurposeControl An optional operation purpose request control
* that may be included in all requests sent to the
* source and target servers.
* @param suppressRefInt Indicates whether to include a request control
* causing referential integrity updates to be
* suppressed on the source server.
* @param listener An optional listener that may be invoked during
* the course of moving entries from the source
* server to the target server.
*
* @return An object with information about the result of the attempted
* subtree move.
*/
public static MoveSubtreeResult moveEntryWithInteractiveTransaction(
final LDAPConnection sourceConnection,
final LDAPConnection targetConnection,
final String entryDN,
final OperationPurposeRequestControl opPurposeControl,
final boolean suppressRefInt,
final MoveSubtreeListener listener)
{
final StringBuilder errorMsg = new StringBuilder();
final StringBuilder adminMsg = new StringBuilder();
final ReverseComparator reverseComparator =
new ReverseComparator();
final TreeSet sourceEntryDNs = new TreeSet(reverseComparator);
final AtomicInteger entriesReadFromSource = new AtomicInteger(0);
final AtomicInteger entriesAddedToTarget = new AtomicInteger(0);
final AtomicInteger entriesDeletedFromSource = new AtomicInteger(0);
final AtomicReference resultCode =
new AtomicReference();
ASN1OctetString sourceTxnID = null;
ASN1OctetString targetTxnID = null;
boolean sourceServerAltered = false;
boolean targetServerAltered = false;
processingBlock:
try
{
// Start an interactive transaction in the source server.
final InteractiveTransactionSpecificationRequestControl sourceTxnControl;
try
{
final StartInteractiveTransactionExtendedRequest startTxnRequest;
if (opPurposeControl == null)
{
startTxnRequest =
new StartInteractiveTransactionExtendedRequest(entryDN);
}
else
{
startTxnRequest = new StartInteractiveTransactionExtendedRequest(
entryDN, new Control[]{opPurposeControl});
}
final StartInteractiveTransactionExtendedResult startTxnResult =
(StartInteractiveTransactionExtendedResult)
sourceConnection.processExtendedOperation(startTxnRequest);
if (startTxnResult.getResultCode() == ResultCode.SUCCESS)
{
sourceTxnID = startTxnResult.getTransactionID();
sourceTxnControl =
new InteractiveTransactionSpecificationRequestControl(
sourceTxnID, true, true);
}
else
{
resultCode.compareAndSet(null, startTxnResult.getResultCode());
append(
ERR_MOVE_ENTRY_CANNOT_START_SOURCE_TXN.get(
startTxnResult.getDiagnosticMessage()),
errorMsg);
break processingBlock;
}
}
catch (final LDAPException le)
{
Debug.debugException(le);
resultCode.compareAndSet(null, le.getResultCode());
append(
ERR_MOVE_ENTRY_CANNOT_START_SOURCE_TXN.get(
StaticUtils.getExceptionMessage(le)),
errorMsg);
break processingBlock;
}
// Start an interactive transaction in the target server.
final InteractiveTransactionSpecificationRequestControl targetTxnControl;
try
{
final StartInteractiveTransactionExtendedRequest startTxnRequest;
if (opPurposeControl == null)
{
startTxnRequest =
new StartInteractiveTransactionExtendedRequest(entryDN);
}
else
{
startTxnRequest = new StartInteractiveTransactionExtendedRequest(
entryDN, new Control[]{opPurposeControl});
}
final StartInteractiveTransactionExtendedResult startTxnResult =
(StartInteractiveTransactionExtendedResult)
targetConnection.processExtendedOperation(startTxnRequest);
if (startTxnResult.getResultCode() == ResultCode.SUCCESS)
{
targetTxnID = startTxnResult.getTransactionID();
targetTxnControl =
new InteractiveTransactionSpecificationRequestControl(
targetTxnID, true, true);
}
else
{
resultCode.compareAndSet(null, startTxnResult.getResultCode());
append(
ERR_MOVE_ENTRY_CANNOT_START_TARGET_TXN.get(
startTxnResult.getDiagnosticMessage()),
errorMsg);
break processingBlock;
}
}
catch (final LDAPException le)
{
Debug.debugException(le);
resultCode.compareAndSet(null, le.getResultCode());
append(
ERR_MOVE_ENTRY_CANNOT_START_TARGET_TXN.get(
StaticUtils.getExceptionMessage(le)),
errorMsg);
break processingBlock;
}
// Perform a search to find all entries in the target subtree, and include
// a search listener that will add each entry to the target server as it
// is returned from the source server.
final Control[] searchControls;
if (opPurposeControl == null)
{
searchControls = new Control[]
{
sourceTxnControl,
new ManageDsaITRequestControl(true),
new SubentriesRequestControl(true),
new ReturnConflictEntriesRequestControl(true),
new SoftDeletedEntryAccessRequestControl(true, true, false),
new RealAttributesOnlyRequestControl(true)
};
}
else
{
searchControls = new Control[]
{
sourceTxnControl,
new ManageDsaITRequestControl(true),
new SubentriesRequestControl(true),
new ReturnConflictEntriesRequestControl(true),
new SoftDeletedEntryAccessRequestControl(true, true, false),
new RealAttributesOnlyRequestControl(true),
opPurposeControl
};
}
final MoveSubtreeTxnSearchListener searchListener =
new MoveSubtreeTxnSearchListener(targetConnection, resultCode,
errorMsg, entriesReadFromSource, entriesAddedToTarget,
sourceEntryDNs, targetTxnControl, opPurposeControl, listener);
final SearchRequest searchRequest = new SearchRequest(
searchListener, searchControls, entryDN, SearchScope.SUB,
DereferencePolicy.NEVER, 1, 0, false,
Filter.createPresenceFilter("objectClass"), "*", "+");
SearchResult searchResult;
try
{
searchResult = sourceConnection.search(searchRequest);
}
catch (final LDAPSearchException lse)
{
Debug.debugException(lse);
searchResult = lse.getSearchResult();
}
if (searchResult.getResultCode() == ResultCode.SUCCESS)
{
try
{
final InteractiveTransactionSpecificationResponseControl txnResult =
InteractiveTransactionSpecificationResponseControl.get(
searchResult);
if ((txnResult == null) || (! txnResult.transactionValid()))
{
resultCode.compareAndSet(null, ResultCode.LOCAL_ERROR);
append(ERR_MOVE_ENTRY_SEARCH_TXN_NO_LONGER_VALID.get(),
errorMsg);
break processingBlock;
}
}
catch (final LDAPException le)
{
Debug.debugException(le);
resultCode.compareAndSet(null, le.getResultCode());
append(
ERR_MOVE_ENTRY_CANNOT_DECODE_SEARCH_TXN_CONTROL.get(
StaticUtils.getExceptionMessage(le)),
errorMsg);
break processingBlock;
}
}
else
{
resultCode.compareAndSet(null, searchResult.getResultCode());
append(
ERR_MOVE_SUBTREE_SEARCH_FAILED.get(entryDN,
searchResult.getDiagnosticMessage()),
errorMsg);
try
{
final InteractiveTransactionSpecificationResponseControl txnResult =
InteractiveTransactionSpecificationResponseControl.get(
searchResult);
if ((txnResult != null) && (! txnResult.transactionValid()))
{
sourceTxnID = null;
}
}
catch (final LDAPException le)
{
Debug.debugException(le);
}
if (! searchListener.targetTransactionValid())
{
targetTxnID = null;
}
break processingBlock;
}
// If an error occurred during add processing, then fail.
if (resultCode.get() == null)
{
targetServerAltered = true;
}
else
{
break processingBlock;
}
// Delete each of the entries in the source server. The map should
// already be sorted in reverse order (as a result of the comparator used
// when creating it), so it will guarantee children are deleted before
// their parents.
final ArrayList deleteControlList = new ArrayList(4);
deleteControlList.add(sourceTxnControl);
deleteControlList.add(new ManageDsaITRequestControl(true));
if (opPurposeControl != null)
{
deleteControlList.add(opPurposeControl);
}
if (suppressRefInt)
{
deleteControlList.add(
new SuppressReferentialIntegrityUpdatesRequestControl(false));
}
final Control[] deleteControls = new Control[deleteControlList.size()];
deleteControlList.toArray(deleteControls);
for (final DN dn : sourceEntryDNs)
{
if (listener != null)
{
try
{
listener.doPreDeleteProcessing(dn);
}
catch (final Exception e)
{
Debug.debugException(e);
resultCode.compareAndSet(null, ResultCode.LOCAL_ERROR);
append(
ERR_MOVE_SUBTREE_PRE_DELETE_FAILURE.get(dn.toString(),
StaticUtils.getExceptionMessage(e)),
errorMsg);
break processingBlock;
}
}
LDAPResult deleteResult;
try
{
deleteResult = sourceConnection.delete(
new DeleteRequest(dn, deleteControls));
}
catch (final LDAPException le)
{
Debug.debugException(le);
deleteResult = le.toLDAPResult();
}
if (deleteResult.getResultCode() == ResultCode.SUCCESS)
{
sourceServerAltered = true;
entriesDeletedFromSource.incrementAndGet();
try
{
final InteractiveTransactionSpecificationResponseControl txnResult =
InteractiveTransactionSpecificationResponseControl.get(
deleteResult);
if ((txnResult == null) || (! txnResult.transactionValid()))
{
resultCode.compareAndSet(null, ResultCode.LOCAL_ERROR);
append(
ERR_MOVE_ENTRY_DELETE_TXN_NO_LONGER_VALID.get(
dn.toString()),
errorMsg);
break processingBlock;
}
}
catch (final LDAPException le)
{
Debug.debugException(le);
resultCode.compareAndSet(null, le.getResultCode());
append(
ERR_MOVE_ENTRY_CANNOT_DECODE_DELETE_TXN_CONTROL.get(
dn.toString(), StaticUtils.getExceptionMessage(le)),
errorMsg);
break processingBlock;
}
}
else
{
resultCode.compareAndSet(null, deleteResult.getResultCode());
append(
ERR_MOVE_SUBTREE_DELETE_FAILURE.get(
dn.toString(), deleteResult.getDiagnosticMessage()),
errorMsg);
try
{
final InteractiveTransactionSpecificationResponseControl txnResult =
InteractiveTransactionSpecificationResponseControl.get(
deleteResult);
if ((txnResult != null) && (! txnResult.transactionValid()))
{
sourceTxnID = null;
}
}
catch (final LDAPException le)
{
Debug.debugException(le);
}
break processingBlock;
}
if (listener != null)
{
try
{
listener.doPostDeleteProcessing(dn);
}
catch (final Exception e)
{
Debug.debugException(e);
resultCode.compareAndSet(null, ResultCode.LOCAL_ERROR);
append(
ERR_MOVE_SUBTREE_POST_DELETE_FAILURE.get(dn.toString(),
StaticUtils.getExceptionMessage(e)),
errorMsg);
break processingBlock;
}
}
}
// Commit the transaction in the target server.
try
{
final EndInteractiveTransactionExtendedRequest commitRequest;
if (opPurposeControl == null)
{
commitRequest = new EndInteractiveTransactionExtendedRequest(
targetTxnID, true);
}
else
{
commitRequest = new EndInteractiveTransactionExtendedRequest(
targetTxnID, true, new Control[] { opPurposeControl });
}
final ExtendedResult commitResult =
targetConnection.processExtendedOperation(commitRequest);
if (commitResult.getResultCode() == ResultCode.SUCCESS)
{
targetTxnID = null;
}
else
{
resultCode.compareAndSet(null, commitResult.getResultCode());
append(
ERR_MOVE_ENTRY_CANNOT_COMMIT_TARGET_TXN.get(
commitResult.getDiagnosticMessage()),
errorMsg);
break processingBlock;
}
}
catch (final LDAPException le)
{
Debug.debugException(le);
resultCode.compareAndSet(null, le.getResultCode());
append(
ERR_MOVE_ENTRY_CANNOT_COMMIT_TARGET_TXN.get(
StaticUtils.getExceptionMessage(le)),
errorMsg);
break processingBlock;
}
// Commit the transaction in the source server.
try
{
final EndInteractiveTransactionExtendedRequest commitRequest;
if (opPurposeControl == null)
{
commitRequest = new EndInteractiveTransactionExtendedRequest(
sourceTxnID, true);
}
else
{
commitRequest = new EndInteractiveTransactionExtendedRequest(
sourceTxnID, true, new Control[] { opPurposeControl });
}
final ExtendedResult commitResult =
sourceConnection.processExtendedOperation(commitRequest);
if (commitResult.getResultCode() == ResultCode.SUCCESS)
{
sourceTxnID = null;
}
else
{
resultCode.compareAndSet(null, commitResult.getResultCode());
append(
ERR_MOVE_ENTRY_CANNOT_COMMIT_SOURCE_TXN.get(
commitResult.getDiagnosticMessage()),
errorMsg);
break processingBlock;
}
}
catch (final LDAPException le)
{
Debug.debugException(le);
resultCode.compareAndSet(null, le.getResultCode());
append(
ERR_MOVE_ENTRY_CANNOT_COMMIT_SOURCE_TXN.get(
StaticUtils.getExceptionMessage(le)),
errorMsg);
append(ERR_MOVE_ENTRY_EXISTS_IN_BOTH_SERVERS.get(entryDN),
adminMsg);
break processingBlock;
}
}
finally
{
// If the transaction is still active in the target server, then abort it.
if (targetTxnID != null)
{
try
{
final EndInteractiveTransactionExtendedRequest abortRequest;
if (opPurposeControl == null)
{
abortRequest = new EndInteractiveTransactionExtendedRequest(
targetTxnID, false);
}
else
{
abortRequest = new EndInteractiveTransactionExtendedRequest(
targetTxnID, false, new Control[] { opPurposeControl });
}
final ExtendedResult abortResult =
targetConnection.processExtendedOperation(abortRequest);
if (abortResult.getResultCode() ==
ResultCode.INTERACTIVE_TRANSACTION_ABORTED)
{
targetServerAltered = false;
entriesAddedToTarget.set(0);
append(INFO_MOVE_ENTRY_TARGET_ABORT_SUCCEEDED.get(),
errorMsg);
}
else
{
append(
ERR_MOVE_ENTRY_TARGET_ABORT_FAILURE.get(
abortResult.getDiagnosticMessage()),
errorMsg);
append(
ERR_MOVE_ENTRY_TARGET_ABORT_FAILURE_ADMIN_ACTTION.get(
entryDN),
adminMsg);
}
}
catch (final Exception e)
{
Debug.debugException(e);
append(
ERR_MOVE_ENTRY_TARGET_ABORT_FAILURE.get(
StaticUtils.getExceptionMessage(e)),
errorMsg);
append(
ERR_MOVE_ENTRY_TARGET_ABORT_FAILURE_ADMIN_ACTTION.get(
entryDN),
adminMsg);
}
}
// If the transaction is still active in the source server, then abort it.
if (sourceTxnID != null)
{
try
{
final EndInteractiveTransactionExtendedRequest abortRequest;
if (opPurposeControl == null)
{
abortRequest = new EndInteractiveTransactionExtendedRequest(
sourceTxnID, false);
}
else
{
abortRequest = new EndInteractiveTransactionExtendedRequest(
sourceTxnID, false, new Control[] { opPurposeControl });
}
final ExtendedResult abortResult =
sourceConnection.processExtendedOperation(abortRequest);
if (abortResult.getResultCode() ==
ResultCode.INTERACTIVE_TRANSACTION_ABORTED)
{
sourceServerAltered = false;
entriesDeletedFromSource.set(0);
append(INFO_MOVE_ENTRY_SOURCE_ABORT_SUCCEEDED.get(),
errorMsg);
}
else
{
append(
ERR_MOVE_ENTRY_SOURCE_ABORT_FAILURE.get(
abortResult.getDiagnosticMessage()),
errorMsg);
append(
ERR_MOVE_ENTRY_SOURCE_ABORT_FAILURE_ADMIN_ACTTION.get(
entryDN),
adminMsg);
}
}
catch (final Exception e)
{
Debug.debugException(e);
append(
ERR_MOVE_ENTRY_SOURCE_ABORT_FAILURE.get(
StaticUtils.getExceptionMessage(e)),
errorMsg);
append(
ERR_MOVE_ENTRY_SOURCE_ABORT_FAILURE_ADMIN_ACTTION.get(
entryDN),
adminMsg);
}
}
}
// Construct the result to return to the client.
resultCode.compareAndSet(null, ResultCode.SUCCESS);
final String errorMessage;
if (errorMsg.length() > 0)
{
errorMessage = errorMsg.toString();
}
else
{
errorMessage = null;
}
final String adminActionRequired;
if (adminMsg.length() > 0)
{
adminActionRequired = adminMsg.toString();
}
else
{
adminActionRequired = null;
}
return new MoveSubtreeResult(resultCode.get(), errorMessage,
adminActionRequired, sourceServerAltered, targetServerAltered,
entriesReadFromSource.get(), entriesAddedToTarget.get(),
entriesDeletedFromSource.get());
}
/**
* Moves a subtree of entries using a process in which access to the subtree
* will be restricted while the move is in progress. While entries are being
* read from the source server and added to the target server, the subtree
* will be read-only in the source server and hidden in the target server.
* While entries are being removed from the source server, the subtree will be
* hidden in the source server while fully accessible in the target. After
* all entries have been removed from the source server, the accessibility
* restriction will be removed from that server as well.
*
* The logic used to accomplish this is as follows:
*
*
Make the subtree hidden in the target server.
*
Make the subtree read-only in the source server.
*
Perform a search in the source server to retrieve all entries in the
* specified subtree. The search request will have a subtree scope with
* a filter of "(objectClass=*)", will include the specified size limit,
* will request all user and operational attributes, and will include
* the following request controls: ManageDsaIT, LDAP subentries,
* return conflict entries, soft-deleted entry access, real attributes
* only, and operation purpose.
*
For each entry returned by the search, add that entry to the target
* server. This method assumes that the source server will return
* results in a manner that guarantees that no child entry is returned
* before its parent. Each add request will include the following
* controls: ignore NO-USER-MODIFICATION, and operation purpose.
*
Make the subtree read-only in the target server.
*
Make the subtree hidden in the source server.
*
Make the subtree accessible in the target server.
*
Delete each entry from the source server, with all subordinate entries
* before their parents. Each delete request will include the following
* controls: ManageDsaIT, and operation purpose.
*
Make the subtree accessible in the source server.
*
* Conditions which could result in an incomplete move include:
*
*
A failure is encountered while altering the accessibility of the
* subtree in either the source or target server.
*
A failure is encountered while attempting to process an add in the
* target server and a subsequent failure is encountered when attempting
* to delete previously-added entries.
*
A failure is encountered while attempting to delete one or more
* entries from the source server.
*
*
* @param sourceConnection A connection established to the source server.
* It should be authenticated as a user with
* permission to perform all of the operations
* against the source server as referenced above.
* @param targetConnection A connection established to the target server.
* It should be authenticated as a user with
* permission to perform all of the operations
* against the target server as referenced above.
* @param baseDN The base DN for the subtree to move.
* @param sizeLimit The maximum number of entries to be moved. It
* may be less than or equal to zero to indicate
* that no client-side limit should be enforced
* (although the server may still enforce its own
* limit).
* @param opPurposeControl An optional operation purpose request control
* that may be included in all requests sent to the
* source and target servers.
* @param listener An optional listener that may be invoked during
* the course of moving entries from the source
* server to the target server.
*
* @return An object with information about the result of the attempted
* subtree move.
*/
public static MoveSubtreeResult moveSubtreeWithRestrictedAccessibility(
final LDAPConnection sourceConnection,
final LDAPConnection targetConnection,
final String baseDN, final int sizeLimit,
final OperationPurposeRequestControl opPurposeControl,
final MoveSubtreeListener listener)
{
return moveSubtreeWithRestrictedAccessibility(sourceConnection,
targetConnection, baseDN, sizeLimit, opPurposeControl, false,
listener);
}
/**
* Moves a subtree of entries using a process in which access to the subtree
* will be restricted while the move is in progress. While entries are being
* read from the source server and added to the target server, the subtree
* will be read-only in the source server and hidden in the target server.
* While entries are being removed from the source server, the subtree will be
* hidden in the source server while fully accessible in the target. After
* all entries have been removed from the source server, the accessibility
* restriction will be removed from that server as well.
*
* The logic used to accomplish this is as follows:
*
*
Make the subtree hidden in the target server.
*
Make the subtree read-only in the source server.
*
Perform a search in the source server to retrieve all entries in the
* specified subtree. The search request will have a subtree scope with
* a filter of "(objectClass=*)", will include the specified size limit,
* will request all user and operational attributes, and will include
* the following request controls: ManageDsaIT, LDAP subentries,
* return conflict entries, soft-deleted entry access, real attributes
* only, and operation purpose.
*
For each entry returned by the search, add that entry to the target
* server. This method assumes that the source server will return
* results in a manner that guarantees that no child entry is returned
* before its parent. Each add request will include the following
* controls: ignore NO-USER-MODIFICATION, and operation purpose.
*
Make the subtree read-only in the target server.
*
Make the subtree hidden in the source server.
*
Make the subtree accessible in the target server.
*
Delete each entry from the source server, with all subordinate entries
* before their parents. Each delete request will include the following
* controls: ManageDsaIT, and operation purpose.
*
Make the subtree accessible in the source server.
*
* Conditions which could result in an incomplete move include:
*
*
A failure is encountered while altering the accessibility of the
* subtree in either the source or target server.
*
A failure is encountered while attempting to process an add in the
* target server and a subsequent failure is encountered when attempting
* to delete previously-added entries.
*
A failure is encountered while attempting to delete one or more
* entries from the source server.
*
*
* @param sourceConnection A connection established to the source server.
* It should be authenticated as a user with
* permission to perform all of the operations
* against the source server as referenced above.
* @param targetConnection A connection established to the target server.
* It should be authenticated as a user with
* permission to perform all of the operations
* against the target server as referenced above.
* @param baseDN The base DN for the subtree to move.
* @param sizeLimit The maximum number of entries to be moved. It
* may be less than or equal to zero to indicate
* that no client-side limit should be enforced
* (although the server may still enforce its own
* limit).
* @param opPurposeControl An optional operation purpose request control
* that may be included in all requests sent to the
* source and target servers.
* @param suppressRefInt Indicates whether to include a request control
* causing referential integrity updates to be
* suppressed on the source server.
* @param listener An optional listener that may be invoked during
* the course of moving entries from the source
* server to the target server.
*
* @return An object with information about the result of the attempted
* subtree move.
*/
public static MoveSubtreeResult moveSubtreeWithRestrictedAccessibility(
final LDAPConnection sourceConnection,
final LDAPConnection targetConnection,
final String baseDN, final int sizeLimit,
final OperationPurposeRequestControl opPurposeControl,
final boolean suppressRefInt,
final MoveSubtreeListener listener)
{
return moveSubtreeWithRestrictedAccessibility(null, sourceConnection,
targetConnection, baseDN, sizeLimit, opPurposeControl, suppressRefInt,
listener);
}
/**
* Performs the real {@code moveSubtreeWithRestrictedAccessibility}
* processing. If a tool is available, this method will update state
* information in that tool so that it can be referenced by a shutdown hook
* in the event that processing is interrupted.
*
* @param tool A reference to a tool instance to be updated with
* state information.
* @param sourceConnection A connection established to the source server.
* It should be authenticated as a user with
* permission to perform all of the operations
* against the source server as referenced above.
* @param targetConnection A connection established to the target server.
* It should be authenticated as a user with
* permission to perform all of the operations
* against the target server as referenced above.
* @param baseDN The base DN for the subtree to move.
* @param sizeLimit The maximum number of entries to be moved. It
* may be less than or equal to zero to indicate
* that no client-side limit should be enforced
* (although the server may still enforce its own
* limit).
* @param opPurposeControl An optional operation purpose request control
* that may be included in all requests sent to the
* source and target servers.
* @param suppressRefInt Indicates whether to include a request control
* causing referential integrity updates to be
* suppressed on the source server.
* @param listener An optional listener that may be invoked during
* the course of moving entries from the source
* server to the target server.
*
* @return An object with information about the result of the attempted
* subtree move.
*/
private static MoveSubtreeResult moveSubtreeWithRestrictedAccessibility(
final MoveSubtree tool,
final LDAPConnection sourceConnection,
final LDAPConnection targetConnection,
final String baseDN, final int sizeLimit,
final OperationPurposeRequestControl opPurposeControl,
final boolean suppressRefInt,
final MoveSubtreeListener listener)
{
// Ensure that the subtree is currently accessible in both the source and
// target servers.
final MoveSubtreeResult initialAccessibilityResult =
checkInitialAccessibility(sourceConnection, targetConnection, baseDN,
opPurposeControl);
if (initialAccessibilityResult != null)
{
return initialAccessibilityResult;
}
final StringBuilder errorMsg = new StringBuilder();
final StringBuilder adminMsg = new StringBuilder();
final ReverseComparator reverseComparator =
new ReverseComparator();
final TreeSet sourceEntryDNs = new TreeSet(reverseComparator);
final AtomicInteger entriesReadFromSource = new AtomicInteger(0);
final AtomicInteger entriesAddedToTarget = new AtomicInteger(0);
final AtomicInteger entriesDeletedFromSource = new AtomicInteger(0);
final AtomicReference resultCode =
new AtomicReference();
boolean sourceServerAltered = false;
boolean targetServerAltered = false;
SubtreeAccessibilityState currentSourceState =
SubtreeAccessibilityState.ACCESSIBLE;
SubtreeAccessibilityState currentTargetState =
SubtreeAccessibilityState.ACCESSIBLE;
processingBlock:
{
// Identify the users authenticated on each connection.
final String sourceUserDN;
final String targetUserDN;
try
{
sourceUserDN = getAuthenticatedUserDN(sourceConnection, true,
opPurposeControl);
targetUserDN = getAuthenticatedUserDN(targetConnection, false,
opPurposeControl);
}
catch (final LDAPException le)
{
Debug.debugException(le);
resultCode.compareAndSet(null, le.getResultCode());
append(le.getMessage(), errorMsg);
break processingBlock;
}
// Make the subtree hidden on the target server.
try
{
setAccessibility(targetConnection, false, baseDN,
SubtreeAccessibilityState.HIDDEN, targetUserDN, opPurposeControl);
currentTargetState = SubtreeAccessibilityState.HIDDEN;
setInterruptMessage(tool,
WARN_MOVE_SUBTREE_INTERRUPT_MSG_TARGET_HIDDEN.get(baseDN,
targetConnection.getConnectedAddress(),
targetConnection.getConnectedPort()));
}
catch (final LDAPException le)
{
Debug.debugException(le);
resultCode.compareAndSet(null, le.getResultCode());
append(le.getMessage(), errorMsg);
break processingBlock;
}
// Make the subtree read-only on the source server.
try
{
setAccessibility(sourceConnection, true, baseDN,
SubtreeAccessibilityState.READ_ONLY_BIND_ALLOWED, sourceUserDN,
opPurposeControl);
currentSourceState = SubtreeAccessibilityState.READ_ONLY_BIND_ALLOWED;
setInterruptMessage(tool,
WARN_MOVE_SUBTREE_INTERRUPT_MSG_SOURCE_READ_ONLY.get(baseDN,
targetConnection.getConnectedAddress(),
targetConnection.getConnectedPort(),
sourceConnection.getConnectedAddress(),
sourceConnection.getConnectedPort()));
}
catch (final LDAPException le)
{
Debug.debugException(le);
resultCode.compareAndSet(null, le.getResultCode());
append(le.getMessage(), errorMsg);
break processingBlock;
}
// Perform a search to find all entries in the target subtree, and include
// a search listener that will add each entry to the target server as it
// is returned from the source server.
final Control[] searchControls;
if (opPurposeControl == null)
{
searchControls = new Control[]
{
new ManageDsaITRequestControl(true),
new SubentriesRequestControl(true),
new ReturnConflictEntriesRequestControl(true),
new SoftDeletedEntryAccessRequestControl(true, true, false),
new RealAttributesOnlyRequestControl(true)
};
}
else
{
searchControls = new Control[]
{
new ManageDsaITRequestControl(true),
new SubentriesRequestControl(true),
new ReturnConflictEntriesRequestControl(true),
new SoftDeletedEntryAccessRequestControl(true, true, false),
new RealAttributesOnlyRequestControl(true),
opPurposeControl
};
}
final MoveSubtreeAccessibilitySearchListener searchListener =
new MoveSubtreeAccessibilitySearchListener(tool, baseDN,
sourceConnection, targetConnection, resultCode, errorMsg,
entriesReadFromSource, entriesAddedToTarget, sourceEntryDNs,
opPurposeControl, listener);
final SearchRequest searchRequest = new SearchRequest(
searchListener, searchControls, baseDN, SearchScope.SUB,
DereferencePolicy.NEVER, sizeLimit, 0, false,
Filter.createPresenceFilter("objectClass"), "*", "+");
SearchResult searchResult;
try
{
searchResult = sourceConnection.search(searchRequest);
}
catch (final LDAPSearchException lse)
{
Debug.debugException(lse);
searchResult = lse.getSearchResult();
}
if (entriesAddedToTarget.get() > 0)
{
targetServerAltered = true;
}
if (searchResult.getResultCode() != ResultCode.SUCCESS)
{
resultCode.compareAndSet(null, searchResult.getResultCode());
append(
ERR_MOVE_SUBTREE_SEARCH_FAILED.get(baseDN,
searchResult.getDiagnosticMessage()),
errorMsg);
final AtomicInteger deleteCount = new AtomicInteger(0);
if (targetServerAltered)
{
deleteEntries(targetConnection, false, sourceEntryDNs,
opPurposeControl, false, null, deleteCount, resultCode,
errorMsg);
entriesAddedToTarget.addAndGet(0 - deleteCount.get());
if (entriesAddedToTarget.get() == 0)
{
targetServerAltered = false;
}
else
{
append(ERR_MOVE_SUBTREE_TARGET_NOT_DELETED_ADMIN_ACTION.get(baseDN),
adminMsg);
}
}
break processingBlock;
}
// If an error occurred during add processing, then fail.
if (resultCode.get() != null)
{
final AtomicInteger deleteCount = new AtomicInteger(0);
if (targetServerAltered)
{
deleteEntries(targetConnection, false, sourceEntryDNs,
opPurposeControl, false, null, deleteCount, resultCode,
errorMsg);
entriesAddedToTarget.addAndGet(0 - deleteCount.get());
if (entriesAddedToTarget.get() == 0)
{
targetServerAltered = false;
}
else
{
append(ERR_MOVE_SUBTREE_TARGET_NOT_DELETED_ADMIN_ACTION.get(baseDN),
adminMsg);
}
}
break processingBlock;
}
// Make the subtree read-only on the target server.
try
{
setAccessibility(targetConnection, true, baseDN,
SubtreeAccessibilityState.READ_ONLY_BIND_ALLOWED, targetUserDN,
opPurposeControl);
currentTargetState = SubtreeAccessibilityState.READ_ONLY_BIND_ALLOWED;
setInterruptMessage(tool,
WARN_MOVE_SUBTREE_INTERRUPT_MSG_TARGET_READ_ONLY.get(baseDN,
sourceConnection.getConnectedAddress(),
sourceConnection.getConnectedPort(),
targetConnection.getConnectedAddress(),
targetConnection.getConnectedPort()));
}
catch (final LDAPException le)
{
Debug.debugException(le);
resultCode.compareAndSet(null, le.getResultCode());
append(le.getMessage(), errorMsg);
break processingBlock;
}
// Make the subtree hidden on the source server.
try
{
setAccessibility(sourceConnection, true, baseDN,
SubtreeAccessibilityState.HIDDEN, sourceUserDN,
opPurposeControl);
currentSourceState = SubtreeAccessibilityState.HIDDEN;
setInterruptMessage(tool,
WARN_MOVE_SUBTREE_INTERRUPT_MSG_SOURCE_HIDDEN.get(baseDN,
sourceConnection.getConnectedAddress(),
sourceConnection.getConnectedPort(),
targetConnection.getConnectedAddress(),
targetConnection.getConnectedPort()));
}
catch (final LDAPException le)
{
Debug.debugException(le);
resultCode.compareAndSet(null, le.getResultCode());
append(le.getMessage(), errorMsg);
break processingBlock;
}
// Make the subtree accessible on the target server.
try
{
setAccessibility(targetConnection, true, baseDN,
SubtreeAccessibilityState.ACCESSIBLE, targetUserDN,
opPurposeControl);
currentTargetState = SubtreeAccessibilityState.ACCESSIBLE;
setInterruptMessage(tool,
WARN_MOVE_SUBTREE_INTERRUPT_MSG_TARGET_ACCESSIBLE.get(baseDN,
sourceConnection.getConnectedAddress(),
sourceConnection.getConnectedPort(),
targetConnection.getConnectedAddress(),
targetConnection.getConnectedPort()));
}
catch (final LDAPException le)
{
Debug.debugException(le);
resultCode.compareAndSet(null, le.getResultCode());
append(le.getMessage(), errorMsg);
break processingBlock;
}
// Delete each of the entries in the source server. The map should
// already be sorted in reverse order (as a result of the comparator used
// when creating it), so it will guarantee children are deleted before
// their parents.
final boolean deleteSuccessful = deleteEntries(sourceConnection, true,
sourceEntryDNs, opPurposeControl, suppressRefInt, listener,
entriesDeletedFromSource, resultCode, errorMsg);
sourceServerAltered = (entriesDeletedFromSource.get() != 0);
if (! deleteSuccessful)
{
append(ERR_MOVE_SUBTREE_SOURCE_NOT_DELETED_ADMIN_ACTION.get(baseDN),
adminMsg);
break processingBlock;
}
// Make the subtree accessible on the source server.
try
{
setAccessibility(sourceConnection, true, baseDN,
SubtreeAccessibilityState.ACCESSIBLE, sourceUserDN,
opPurposeControl);
currentSourceState = SubtreeAccessibilityState.ACCESSIBLE;
setInterruptMessage(tool, null);
}
catch (final LDAPException le)
{
Debug.debugException(le);
resultCode.compareAndSet(null, le.getResultCode());
append(le.getMessage(), errorMsg);
break processingBlock;
}
}
// If the source server was left in a state other than accessible, then
// see if we can safely change it back. If it's left in any state other
// then accessible, then generate an admin action message.
if (currentSourceState != SubtreeAccessibilityState.ACCESSIBLE)
{
if (! sourceServerAltered)
{
try
{
setAccessibility(sourceConnection, true, baseDN,
SubtreeAccessibilityState.ACCESSIBLE, null, opPurposeControl);
currentSourceState = SubtreeAccessibilityState.ACCESSIBLE;
}
catch (final LDAPException le)
{
Debug.debugException(le);
}
}
if (currentSourceState != SubtreeAccessibilityState.ACCESSIBLE)
{
append(
ERR_MOVE_SUBTREE_SOURCE_LEFT_INACCESSIBLE.get(
currentSourceState, baseDN),
adminMsg);
}
}
// If the target server was left in a state other than accessible, then
// see if we can safely change it back. If it's left in any state other
// then accessible, then generate an admin action message.
if (currentTargetState != SubtreeAccessibilityState.ACCESSIBLE)
{
if (! targetServerAltered)
{
try
{
setAccessibility(targetConnection, false, baseDN,
SubtreeAccessibilityState.ACCESSIBLE, null, opPurposeControl);
currentTargetState = SubtreeAccessibilityState.ACCESSIBLE;
}
catch (final LDAPException le)
{
Debug.debugException(le);
}
}
if (currentTargetState != SubtreeAccessibilityState.ACCESSIBLE)
{
append(
ERR_MOVE_SUBTREE_TARGET_LEFT_INACCESSIBLE.get(
currentTargetState, baseDN),
adminMsg);
}
}
// Construct the result to return to the client.
resultCode.compareAndSet(null, ResultCode.SUCCESS);
final String errorMessage;
if (errorMsg.length() > 0)
{
errorMessage = errorMsg.toString();
}
else
{
errorMessage = null;
}
final String adminActionRequired;
if (adminMsg.length() > 0)
{
adminActionRequired = adminMsg.toString();
}
else
{
adminActionRequired = null;
}
return new MoveSubtreeResult(resultCode.get(), errorMessage,
adminActionRequired, sourceServerAltered, targetServerAltered,
entriesReadFromSource.get(), entriesAddedToTarget.get(),
entriesDeletedFromSource.get());
}
/**
* Retrieves the DN of the user authenticated on the provided connection. It
* will first try to look at the last successful bind request processed on the
* connection, and will fall back to using the "Who Am I?" extended request.
*
* @param connection The connection for which to make the
* determination.
* @param isSource Indicates whether the connection is to the source
* or target server.
* @param opPurposeControl An optional operation purpose request control
* that may be included in the request.
*
* @return The DN of the user authenticated on the provided connection, or
* {@code null} if the connection is not authenticated.
*
* @throws LDAPException If a problem is encountered while making the
* determination.
*/
private static String getAuthenticatedUserDN(final LDAPConnection connection,
final boolean isSource,
final OperationPurposeRequestControl opPurposeControl)
throws LDAPException
{
final BindRequest bindRequest =
InternalSDKHelper.getLastBindRequest(connection);
if ((bindRequest != null) && (bindRequest instanceof SimpleBindRequest))
{
final SimpleBindRequest r = (SimpleBindRequest) bindRequest;
return r.getBindDN();
}
final Control[] controls;
if (opPurposeControl == null)
{
controls = StaticUtils.NO_CONTROLS;
}
else
{
controls = new Control[]
{
opPurposeControl
};
}
final String connectionName =
isSource
? INFO_MOVE_SUBTREE_CONNECTION_NAME_SOURCE.get()
: INFO_MOVE_SUBTREE_CONNECTION_NAME_TARGET.get();
final WhoAmIExtendedResult whoAmIResult;
try
{
whoAmIResult = (WhoAmIExtendedResult)
connection.processExtendedOperation(
new WhoAmIExtendedRequest(controls));
}
catch (final LDAPException le)
{
Debug.debugException(le);
throw new LDAPException(le.getResultCode(),
ERR_MOVE_SUBTREE_ERROR_INVOKING_WHO_AM_I.get(connectionName,
StaticUtils.getExceptionMessage(le)),
le);
}
if (whoAmIResult.getResultCode() != ResultCode.SUCCESS)
{
throw new LDAPException(whoAmIResult.getResultCode(),
ERR_MOVE_SUBTREE_ERROR_INVOKING_WHO_AM_I.get(connectionName,
whoAmIResult.getDiagnosticMessage()));
}
final String authzID = whoAmIResult.getAuthorizationID();
if ((authzID != null) && authzID.startsWith("dn:"))
{
return authzID.substring(3);
}
else
{
throw new LDAPException(ResultCode.UNWILLING_TO_PERFORM,
ERR_MOVE_SUBTREE_CANNOT_IDENTIFY_CONNECTED_USER.get(connectionName));
}
}
/**
* Ensures that the specified subtree is accessible in both the source and
* target servers. If it is not accessible, then it may indicate that another
* administrative operation is in progress for the subtree, or that a previous
* move-subtree operation was interrupted before it could complete.
*
* @param sourceConnection The connection to use to communicate with the
* source directory server.
* @param targetConnection The connection to use to communicate with the
* target directory server.
* @param baseDN The base DN for which to verify accessibility.
* @param opPurposeControl An optional operation purpose request control
* that may be included in the requests.
*
* @return {@code null} if the specified subtree is accessible in both the
* source and target servers, or a non-{@code null} object with the
* result that should be used if there is an accessibility problem
* with the subtree on the source and/or target server.
*/
private static MoveSubtreeResult checkInitialAccessibility(
final LDAPConnection sourceConnection,
final LDAPConnection targetConnection,
final String baseDN,
final OperationPurposeRequestControl opPurposeControl)
{
final DN parsedBaseDN;
try
{
parsedBaseDN = new DN(baseDN);
}
catch (final Exception e)
{
Debug.debugException(e);
return new MoveSubtreeResult(ResultCode.INVALID_DN_SYNTAX,
ERR_MOVE_SUBTREE_CANNOT_PARSE_BASE_DN.get(baseDN,
StaticUtils.getExceptionMessage(e)),
null, false, false, 0, 0, 0);
}
final Control[] controls;
if (opPurposeControl == null)
{
controls = StaticUtils.NO_CONTROLS;
}
else
{
controls = new Control[]
{
opPurposeControl
};
}
// Get the restrictions from the source server. If there are any, then
// make sure that nothing in the hierarchy of the base DN is non-accessible.
final GetSubtreeAccessibilityExtendedResult sourceResult;
try
{
sourceResult = (GetSubtreeAccessibilityExtendedResult)
sourceConnection.processExtendedOperation(
new GetSubtreeAccessibilityExtendedRequest(controls));
if (sourceResult.getResultCode() != ResultCode.SUCCESS)
{
throw new LDAPException(sourceResult);
}
}
catch (final LDAPException le)
{
Debug.debugException(le);
return new MoveSubtreeResult(le.getResultCode(),
ERR_MOVE_SUBTREE_CANNOT_GET_ACCESSIBILITY_STATE.get(baseDN,
INFO_MOVE_SUBTREE_CONNECTION_NAME_SOURCE.get(),
le.getMessage()),
null, false, false, 0, 0, 0);
}
boolean sourceMatch = false;
String sourceMessage = null;
SubtreeAccessibilityRestriction sourceRestriction = null;
final List sourceRestrictions =
sourceResult.getAccessibilityRestrictions();
if (sourceRestrictions != null)
{
for (final SubtreeAccessibilityRestriction r : sourceRestrictions)
{
if (r.getAccessibilityState() == SubtreeAccessibilityState.ACCESSIBLE)
{
continue;
}
final DN restrictionDN;
try
{
restrictionDN = new DN(r.getSubtreeBaseDN());
}
catch (final Exception e)
{
Debug.debugException(e);
return new MoveSubtreeResult(ResultCode.INVALID_DN_SYNTAX,
ERR_MOVE_SUBTREE_CANNOT_PARSE_RESTRICTION_BASE_DN.get(
r.getSubtreeBaseDN(),
INFO_MOVE_SUBTREE_CONNECTION_NAME_SOURCE.get(),
r.toString(), StaticUtils.getExceptionMessage(e)),
null, false, false, 0, 0, 0);
}
if (restrictionDN.equals(parsedBaseDN))
{
sourceMatch = true;
sourceRestriction = r;
sourceMessage = ERR_MOVE_SUBTREE_NOT_ACCESSIBLE.get(baseDN,
INFO_MOVE_SUBTREE_CONNECTION_NAME_SOURCE.get(),
r.getAccessibilityState().getStateName());
break;
}
else if (restrictionDN.isAncestorOf(parsedBaseDN, false))
{
sourceRestriction = r;
sourceMessage = ERR_MOVE_SUBTREE_WITHIN_UNACCESSIBLE_TREE.get(baseDN,
INFO_MOVE_SUBTREE_CONNECTION_NAME_SOURCE.get(),
r.getSubtreeBaseDN(), r.getAccessibilityState().getStateName());
break;
}
else if (restrictionDN.isDescendantOf(parsedBaseDN, false))
{
sourceRestriction = r;
sourceMessage = ERR_MOVE_SUBTREE_CONTAINS_UNACCESSIBLE_TREE.get(
baseDN, INFO_MOVE_SUBTREE_CONNECTION_NAME_SOURCE.get(),
r.getSubtreeBaseDN(), r.getAccessibilityState().getStateName());
break;
}
}
}
// Get the restrictions from the target server. If there are any, then
// make sure that nothing in the hierarchy of the base DN is non-accessible.
final GetSubtreeAccessibilityExtendedResult targetResult;
try
{
targetResult = (GetSubtreeAccessibilityExtendedResult)
targetConnection.processExtendedOperation(
new GetSubtreeAccessibilityExtendedRequest(controls));
if (targetResult.getResultCode() != ResultCode.SUCCESS)
{
throw new LDAPException(targetResult);
}
}
catch (final LDAPException le)
{
Debug.debugException(le);
return new MoveSubtreeResult(le.getResultCode(),
ERR_MOVE_SUBTREE_CANNOT_GET_ACCESSIBILITY_STATE.get(baseDN,
INFO_MOVE_SUBTREE_CONNECTION_NAME_TARGET.get(),
le.getMessage()),
null, false, false, 0, 0, 0);
}
boolean targetMatch = false;
String targetMessage = null;
SubtreeAccessibilityRestriction targetRestriction = null;
final List targetRestrictions =
targetResult.getAccessibilityRestrictions();
if (targetRestrictions != null)
{
for (final SubtreeAccessibilityRestriction r : targetRestrictions)
{
if (r.getAccessibilityState() == SubtreeAccessibilityState.ACCESSIBLE)
{
continue;
}
final DN restrictionDN;
try
{
restrictionDN = new DN(r.getSubtreeBaseDN());
}
catch (final Exception e)
{
Debug.debugException(e);
return new MoveSubtreeResult(ResultCode.INVALID_DN_SYNTAX,
ERR_MOVE_SUBTREE_CANNOT_PARSE_RESTRICTION_BASE_DN.get(
r.getSubtreeBaseDN(),
INFO_MOVE_SUBTREE_CONNECTION_NAME_TARGET.get(),
r.toString(), StaticUtils.getExceptionMessage(e)),
null, false, false, 0, 0, 0);
}
if (restrictionDN.equals(parsedBaseDN))
{
targetMatch = true;
targetRestriction = r;
targetMessage = ERR_MOVE_SUBTREE_NOT_ACCESSIBLE.get(baseDN,
INFO_MOVE_SUBTREE_CONNECTION_NAME_TARGET.get(),
r.getAccessibilityState().getStateName());
break;
}
else if (restrictionDN.isAncestorOf(parsedBaseDN, false))
{
targetRestriction = r;
targetMessage = ERR_MOVE_SUBTREE_WITHIN_UNACCESSIBLE_TREE.get(baseDN,
INFO_MOVE_SUBTREE_CONNECTION_NAME_TARGET.get(),
r.getSubtreeBaseDN(), r.getAccessibilityState().getStateName());
break;
}
else if (restrictionDN.isDescendantOf(parsedBaseDN, false))
{
targetRestriction = r;
targetMessage = ERR_MOVE_SUBTREE_CONTAINS_UNACCESSIBLE_TREE.get(
baseDN, INFO_MOVE_SUBTREE_CONNECTION_NAME_TARGET.get(),
r.getSubtreeBaseDN(), r.getAccessibilityState().getStateName());
break;
}
}
}
// If both the source and target servers are available, then we don't need
// to do anything else.
if ((sourceRestriction == null) && (targetRestriction == null))
{
return null;
}
// If we got a match for both the source and target subtrees, then there's a
// good chance that condition results from an interrupted earlier attempt at
// running move-subtree. If that's the case, then see if we can provide
// specific advice about how to recover.
if (sourceMatch || targetMatch)
{
// If the source is read-only and the target is hidden, then it was
// probably in the process of adding entries to the target. Recommend
// deleting all entries in the target subtree and making both subtrees
// accessible before running again.
if ((sourceRestriction != null) &&
sourceRestriction.getAccessibilityState().isReadOnly() &&
(targetRestriction != null) &&
targetRestriction.getAccessibilityState().isHidden())
{
return new MoveSubtreeResult(ResultCode.UNWILLING_TO_PERFORM,
ERR_MOVE_SUBTREE_POSSIBLY_INTERRUPTED_IN_ADDS.get(baseDN,
sourceConnection.getConnectedAddress(),
sourceConnection.getConnectedPort(),
targetConnection.getConnectedAddress(),
targetConnection.getConnectedPort()),
ERR_MOVE_SUBTREE_POSSIBLY_INTERRUPTED_IN_ADDS_ADMIN_MSG.get(),
false, false, 0, 0, 0);
}
// If the source is hidden and the target is accessible, then it was
// probably in the process of deleting entries from the source. Recommend
// deleting all entries in the source subtree and making the source
// subtree accessible. There shouldn't be a need to run again.
if ((sourceRestriction != null) &&
sourceRestriction.getAccessibilityState().isHidden() &&
(targetRestriction == null))
{
return new MoveSubtreeResult(ResultCode.UNWILLING_TO_PERFORM,
ERR_MOVE_SUBTREE_POSSIBLY_INTERRUPTED_IN_DELETES.get(baseDN,
sourceConnection.getConnectedAddress(),
sourceConnection.getConnectedPort(),
targetConnection.getConnectedAddress(),
targetConnection.getConnectedPort()),
ERR_MOVE_SUBTREE_POSSIBLY_INTERRUPTED_IN_DELETES_ADMIN_MSG.get(),
false, false, 0, 0, 0);
}
}
// If we've made it here, then we're in a situation we don't recognize.
// Provide general information about the current state of the subtree and
// recommend that the user contact support if they need assistance.
final StringBuilder details = new StringBuilder();
if (sourceMessage != null)
{
details.append(sourceMessage);
}
if (targetMessage != null)
{
append(targetMessage, details);
}
return new MoveSubtreeResult(ResultCode.UNWILLING_TO_PERFORM,
ERR_MOVE_SUBTREE_POSSIBLY_INTERRUPTED.get(baseDN,
sourceConnection.getConnectedAddress(),
sourceConnection.getConnectedPort(),
targetConnection.getConnectedAddress(),
targetConnection.getConnectedPort(), details.toString()),
null, false, false, 0, 0, 0);
}
/**
* Updates subtree accessibility in a server.
*
* @param connection The connection to the server in which the
* accessibility state should be applied.
* @param isSource Indicates whether the connection is to the source
* or target server.
* @param baseDN The base DN for the subtree to move.
* @param state The accessibility state to apply.
* @param bypassDN The DN of a user that will be allowed to bypass
* accessibility restrictions. It may be
* {@code null} if none is needed.
* @param opPurposeControl An optional operation purpose request control
* that may be included in the request.
*
* @throws LDAPException If a problem is encountered while attempting to set
* the accessibility state for the subtree.
*/
private static void setAccessibility(final LDAPConnection connection,
final boolean isSource, final String baseDN,
final SubtreeAccessibilityState state, final String bypassDN,
final OperationPurposeRequestControl opPurposeControl)
throws LDAPException
{
final String connectionName =
isSource
? INFO_MOVE_SUBTREE_CONNECTION_NAME_SOURCE.get()
: INFO_MOVE_SUBTREE_CONNECTION_NAME_TARGET.get();
final Control[] controls;
if (opPurposeControl == null)
{
controls = StaticUtils.NO_CONTROLS;
}
else
{
controls = new Control[]
{
opPurposeControl
};
}
final SetSubtreeAccessibilityExtendedRequest request;
switch (state)
{
case ACCESSIBLE:
request = SetSubtreeAccessibilityExtendedRequest.
createSetAccessibleRequest(baseDN, controls);
break;
case READ_ONLY_BIND_ALLOWED:
request = SetSubtreeAccessibilityExtendedRequest.
createSetReadOnlyRequest(baseDN, true, bypassDN, controls);
break;
case READ_ONLY_BIND_DENIED:
request = SetSubtreeAccessibilityExtendedRequest.
createSetReadOnlyRequest(baseDN, false, bypassDN, controls);
break;
case HIDDEN:
request = SetSubtreeAccessibilityExtendedRequest.
createSetHiddenRequest(baseDN, bypassDN, controls);
break;
default:
throw new LDAPException(ResultCode.PARAM_ERROR,
ERR_MOVE_SUBTREE_UNSUPPORTED_ACCESSIBILITY_STATE.get(
state.getStateName(), baseDN, connectionName));
}
LDAPResult result;
try
{
result = connection.processExtendedOperation(request);
}
catch (final LDAPException le)
{
Debug.debugException(le);
result = le.toLDAPResult();
}
if (result.getResultCode() != ResultCode.SUCCESS)
{
throw new LDAPException(result.getResultCode(),
ERR_MOVE_SUBTREE_ERROR_SETTING_ACCESSIBILITY.get(
state.getStateName(), baseDN, connectionName,
result.getDiagnosticMessage()));
}
}
/**
* Sets the interrupt message for the given tool, if one was provided.
*
* @param tool The tool for which to set the interrupt message. It may
* be {@code null} if no action should be taken.
* @param message The interrupt message to set. It may be {@code null} if
* an existing interrupt message should be cleared.
*/
static void setInterruptMessage(final MoveSubtree tool, final String message)
{
if (tool != null)
{
tool.interruptMessage = message;
}
}
/**
* Deletes a specified set of entries from the indicated server.
*
* @param connection The connection to use to communicate with the
* server.
* @param isSource Indicates whether the connection is to the source
* or target server.
* @param entryDNs The set of DNs of the entries to be deleted.
* @param opPurposeControl An optional operation purpose request control
* that may be included in the requests.
* @param suppressRefInt Indicates whether to include a request control
* causing referential integrity updates to be
* suppressed on the source server.
* @param listener An optional listener that may be invoked during
* the course of moving entries from the source
* server to the target server.
* @param deleteCount A counter to increment for each delete operation
* processed.
* @param resultCode A reference to the result code to use for the
* move subtree operation.
* @param errorMsg A buffer to which any appropriate error messages
* may be appended.
*
* @return {@code true} if the delete was completely successful, or
* {@code false} if any errors were encountered.
*/
private static boolean deleteEntries(final LDAPConnection connection,
final boolean isSource, final TreeSet entryDNs,
final OperationPurposeRequestControl opPurposeControl,
final boolean suppressRefInt, final MoveSubtreeListener listener,
final AtomicInteger deleteCount,
final AtomicReference resultCode,
final StringBuilder errorMsg)
{
final ArrayList deleteControlList = new ArrayList(3);
deleteControlList.add(new ManageDsaITRequestControl(true));
if (opPurposeControl != null)
{
deleteControlList.add(opPurposeControl);
}
if (suppressRefInt)
{
deleteControlList.add(
new SuppressReferentialIntegrityUpdatesRequestControl(false));
}
final Control[] deleteControls = new Control[deleteControlList.size()];
deleteControlList.toArray(deleteControls);
boolean successful = true;
for (final DN dn : entryDNs)
{
if (isSource && (listener != null))
{
try
{
listener.doPreDeleteProcessing(dn);
}
catch (final Exception e)
{
Debug.debugException(e);
resultCode.compareAndSet(null, ResultCode.LOCAL_ERROR);
append(
ERR_MOVE_SUBTREE_PRE_DELETE_FAILURE.get(dn.toString(),
StaticUtils.getExceptionMessage(e)),
errorMsg);
successful = false;
continue;
}
}
LDAPResult deleteResult;
try
{
deleteResult = connection.delete(new DeleteRequest(dn, deleteControls));
}
catch (final LDAPException le)
{
Debug.debugException(le);
deleteResult = le.toLDAPResult();
}
if (deleteResult.getResultCode() == ResultCode.SUCCESS)
{
deleteCount.incrementAndGet();
}
else
{
resultCode.compareAndSet(null, deleteResult.getResultCode());
append(
ERR_MOVE_SUBTREE_DELETE_FAILURE.get(
dn.toString(),
deleteResult.getDiagnosticMessage()),
errorMsg);
successful = false;
continue;
}
if (isSource && (listener != null))
{
try
{
listener.doPostDeleteProcessing(dn);
}
catch (final Exception e)
{
Debug.debugException(e);
resultCode.compareAndSet(null, ResultCode.LOCAL_ERROR);
append(
ERR_MOVE_SUBTREE_POST_DELETE_FAILURE.get(dn.toString(),
StaticUtils.getExceptionMessage(e)),
errorMsg);
successful = false;
}
}
}
return successful;
}
/**
* Appends the provided message to the given buffer. If the buffer is not
* empty, then it will insert two spaces before the message.
*
* @param message The message to be appended to the buffer.
* @param buffer The buffer to which the message should be appended.
*/
static void append(final String message, final StringBuilder buffer)
{
if (message != null)
{
if (buffer.length() > 0)
{
buffer.append(" ");
}
buffer.append(message);
}
}
/**
* {@inheritDoc}
*/
public void handleUnsolicitedNotification(final LDAPConnection connection,
final ExtendedResult notification)
{
wrapOut(0, 79,
INFO_MOVE_SUBTREE_UNSOLICITED_NOTIFICATION.get(notification.getOID(),
connection.getConnectionName(), notification.getResultCode(),
notification.getDiagnosticMessage()));
}
/**
* {@inheritDoc}
*/
public ReadOnlyEntry doPreAddProcessing(final ReadOnlyEntry entry)
{
// No processing required.
return entry;
}
/**
* {@inheritDoc}
*/
public void doPostAddProcessing(final ReadOnlyEntry entry)
{
wrapOut(0, 79, INFO_MOVE_SUBTREE_ADD_SUCCESSFUL.get(entry.getDN()));
}
/**
* {@inheritDoc}
*/
public void doPreDeleteProcessing(final DN entryDN)
{
// No processing required.
}
/**
* {@inheritDoc}
*/
public void doPostDeleteProcessing(final DN entryDN)
{
wrapOut(0, 79, INFO_MOVE_SUBTREE_DELETE_SUCCESSFUL.get(entryDN.toString()));
}
/**
* {@inheritDoc}
*/
@Override()
protected boolean registerShutdownHook()
{
return true;
}
/**
* {@inheritDoc}
*/
@Override()
protected void doShutdownHookProcessing(final ResultCode resultCode)
{
if (resultCode != null)
{
// The tool exited normally, so we don't need to do anything.
return;
}
// If there is an interrupt message, then display it.
wrapErr(0, 79, interruptMessage);
}
/**
* {@inheritDoc}
*/
@Override()
public LinkedHashMap getExampleUsages()
{
final LinkedHashMap exampleMap =
new LinkedHashMap(1);
final String[] args =
{
"--sourceHostname", "ds1.example.com",
"--sourcePort", "389",
"--sourceBindDN", "uid=admin,dc=example,dc=com",
"--sourceBindPassword", "password",
"--targetHostname", "ds2.example.com",
"--targetPort", "389",
"--targetBindDN", "uid=admin,dc=example,dc=com",
"--targetBindPassword", "password",
"--baseDN", "cn=small subtree,dc=example,dc=com",
"--sizeLimit", "100",
"--purpose", "Migrate a small subtree from ds1 to ds2"
};
exampleMap.put(args, INFO_MOVE_SUBTREE_EXAMPLE_DESCRIPTION.get());
return exampleMap;
}
}
