/*
* Licensed to the Apache Software Foundation (ASF) under one or more contributor license
* agreements. See the NOTICE file distributed with this work for additional information regarding
* copyright ownership. The ASF licenses this file to You 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.
*/
package org.apache.geode.admin.internal;
import java.io.DataInput;
import java.io.DataOutput;
import java.io.File;
import java.io.IOException;
import java.util.Collection;
import java.util.Collections;
import java.util.HashMap;
import java.util.HashSet;
import java.util.Map;
import java.util.Set;
import org.apache.logging.log4j.Logger;
import org.apache.geode.CancelException;
import org.apache.geode.DataSerializer;
import org.apache.geode.cache.persistence.PersistentID;
import org.apache.geode.distributed.DistributedMember;
import org.apache.geode.distributed.internal.DM;
import org.apache.geode.distributed.internal.DistributionManager;
import org.apache.geode.distributed.internal.DistributionMessage;
import org.apache.geode.distributed.internal.ReplyException;
import org.apache.geode.internal.admin.remote.AdminFailureResponse;
import org.apache.geode.internal.admin.remote.AdminMultipleReplyProcessor;
import org.apache.geode.internal.admin.remote.AdminResponse;
import org.apache.geode.internal.admin.remote.CliLegacyMessage;
import org.apache.geode.internal.cache.GemFireCacheImpl;
import org.apache.geode.internal.i18n.LocalizedStrings;
import org.apache.geode.internal.logging.LogService;
import org.apache.geode.internal.logging.log4j.LocalizedMessage;
/**
* A request send from an admin VM to all of the peers to indicate that that should complete the
* backup operation.
*
*
*/
public class FinishBackupRequest extends CliLegacyMessage {
private static final Logger logger = LogService.getLogger();
private File targetDir;
private File baselineDir;
private boolean abort;
public FinishBackupRequest() {
super();
}
public FinishBackupRequest(File targetDir, File baselineDir, boolean abort) {
this.targetDir = targetDir;
this.baselineDir = baselineDir;
this.abort = abort;
}
public static Map<DistributedMember, Set<PersistentID>> send(DM dm, Set recipients,
File targetDir, File baselineDir, boolean abort) {
FinishBackupRequest request = new FinishBackupRequest(targetDir, baselineDir, abort);
request.setRecipients(recipients);
FinishBackupReplyProcessor replyProcessor = new FinishBackupReplyProcessor(dm, recipients);
request.msgId = replyProcessor.getProcessorId();
dm.putOutgoing(request);
try {
replyProcessor.waitForReplies();
} catch (ReplyException e) {
if (!(e.getCause() instanceof CancelException)) {
throw e;
}
} catch (InterruptedException e) {
e.printStackTrace();
}
AdminResponse response = request.createResponse((DistributionManager) dm);
response.setSender(dm.getDistributionManagerId());
replyProcessor.process(response);
return replyProcessor.results;
}
@Override
protected AdminResponse createResponse(DistributionManager dm) {
GemFireCacheImpl cache = GemFireCacheImpl.getInstance();
HashSet<PersistentID> persistentIds;
if (cache == null || cache.getBackupManager() == null) {
persistentIds = new HashSet<PersistentID>();
} else {
try {
persistentIds = cache.getBackupManager().finishBackup(targetDir, baselineDir, abort);
} catch (IOException e) {
logger.error(
LocalizedMessage.create(LocalizedStrings.CliLegacyMessage_ERROR, this.getClass()), e);
return AdminFailureResponse.create(dm, getSender(), e);
}
}
return new FinishBackupResponse(this.getSender(), persistentIds);
}
public int getDSFID() {
return FINISH_BACKUP_REQUEST;
}
@Override
public void fromData(DataInput in) throws IOException, ClassNotFoundException {
super.fromData(in);
targetDir = DataSerializer.readFile(in);
baselineDir = DataSerializer.readFile(in);
abort = DataSerializer.readBoolean(in);
}
@Override
public void toData(DataOutput out) throws IOException {
super.toData(out);
DataSerializer.writeFile(targetDir, out);
DataSerializer.writeFile(baselineDir, out);
DataSerializer.writeBoolean(abort, out);
}
private static class FinishBackupReplyProcessor extends AdminMultipleReplyProcessor {
Map<DistributedMember, Set<PersistentID>> results =
Collections.synchronizedMap(new HashMap<DistributedMember, Set<PersistentID>>());
public FinishBackupReplyProcessor(DM dm, Collection initMembers) {
super(dm, initMembers);
}
@Override
protected boolean stopBecauseOfExceptions() {
return false;
}
@Override
protected int getAckWaitThreshold() {
// Disable the 15 second warning if the backup is taking a long time
return 0;
}
@Override
public long getAckSevereAlertThresholdMS() {
// Don't log severe alerts for backups either
return Long.MAX_VALUE;
}
@Override
protected void process(DistributionMessage msg, boolean warn) {
if (msg instanceof FinishBackupResponse) {
final HashSet<PersistentID> persistentIds = ((FinishBackupResponse) msg).getPersistentIds();
if (persistentIds != null && !persistentIds.isEmpty()) {
results.put(msg.getSender(), persistentIds);
}
}
super.process(msg, warn);
}
}
}