| /* |
| * 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.internal.cache.partitioned; |
| |
| import java.io.DataInput; |
| import java.io.DataOutput; |
| import java.io.IOException; |
| import java.util.Set; |
| |
| import org.apache.logging.log4j.Logger; |
| |
| import org.apache.geode.CancelException; |
| import org.apache.geode.DataSerializer; |
| import org.apache.geode.distributed.internal.ClusterDistributionManager; |
| import org.apache.geode.distributed.internal.DistributionManager; |
| import org.apache.geode.distributed.internal.DistributionMessage; |
| import org.apache.geode.distributed.internal.InternalDistributedSystem; |
| import org.apache.geode.distributed.internal.ReplyException; |
| import org.apache.geode.distributed.internal.ReplyMessage; |
| import org.apache.geode.distributed.internal.ReplyProcessor21; |
| import org.apache.geode.distributed.internal.membership.InternalDistributedMember; |
| import org.apache.geode.internal.Assert; |
| import org.apache.geode.internal.NanoTimer; |
| import org.apache.geode.internal.cache.ForceReattemptException; |
| import org.apache.geode.internal.cache.PartitionedRegion; |
| import org.apache.geode.internal.cache.PartitionedRegionDataStore; |
| import org.apache.geode.internal.logging.LogService; |
| import org.apache.geode.internal.logging.log4j.LogMarker; |
| |
| /** |
| * Moves the bucket to the recipient's PartitionedRegionDataStore. The recipient will create an |
| * extra redundant copy of the bucket and then send a {@link RemoveBucketMessage} to the specified |
| * source for the bucket. |
| * |
| * Usage: MoveBucketResponse response = MoveBucketMessage.send( InternalDistributedMember, |
| * PartitionedRegion, int bucketId); if (response != null && response.waitForResponse()) { // bucket |
| * was moved } |
| */ |
| public class MoveBucketMessage extends PartitionMessage { |
| private static final Logger logger = LogService.getLogger(); |
| |
| private volatile int bucketId; |
| private volatile InternalDistributedMember source; |
| |
| /** |
| * Empty constructor to satisfy {@link DataSerializer} requirements |
| */ |
| public MoveBucketMessage() {} |
| |
| private MoveBucketMessage(InternalDistributedMember recipient, int regionId, |
| ReplyProcessor21 processor, int bucketId, InternalDistributedMember source) { |
| super(recipient, regionId, processor); |
| this.bucketId = bucketId; |
| this.source = source; |
| } |
| |
| /** |
| * Sends a message to move the bucket from <code>source</code> member to the |
| * <code>recipient</code> member. |
| * |
| * @param recipient the member to move the bucket to |
| * @param region the PartitionedRegion of the bucket |
| * @param bucketId the bucket to move |
| * @param source the member to move the bucket from |
| * @return the processor used to wait for the response |
| */ |
| public static MoveBucketResponse send(InternalDistributedMember recipient, |
| PartitionedRegion region, int bucketId, InternalDistributedMember source) { |
| |
| Assert.assertTrue(recipient != null, "MoveBucketMessage NULL recipient"); |
| |
| MoveBucketResponse response = new MoveBucketResponse(region.getSystem(), recipient, region); |
| MoveBucketMessage msg = |
| new MoveBucketMessage(recipient, region.getPRId(), response, bucketId, source); |
| msg.setTransactionDistributed(region.getCache().getTxManager().isDistributed()); |
| |
| Set<InternalDistributedMember> failures = region.getDistributionManager().putOutgoing(msg); |
| if (failures != null && failures.size() > 0) { |
| // throw new ForceReattemptException("Failed sending <" + msg + ">"); |
| return null; |
| } |
| region.getPrStats().incPartitionMessagesSent(); |
| return response; |
| } |
| |
| public MoveBucketMessage(DataInput in) throws IOException, ClassNotFoundException { |
| fromData(in); |
| } |
| |
| @Override |
| public boolean isSevereAlertCompatible() { |
| // allow forced-disconnect processing for all cache op messages |
| return true; |
| } |
| |
| @Override |
| protected boolean operateOnPartitionedRegion(ClusterDistributionManager dm, |
| PartitionedRegion region, long startTime) throws ForceReattemptException { |
| |
| PartitionedRegionDataStore dataStore = region.getDataStore(); |
| boolean moved = dataStore.moveBucket(this.bucketId, this.source, true); |
| |
| region.getPrStats().endPartitionMessagesProcessing(startTime); |
| MoveBucketReplyMessage.send(getSender(), getProcessorId(), dm, null, moved); |
| |
| return false; |
| } |
| |
| @Override |
| protected void appendFields(StringBuilder buff) { |
| super.appendFields(buff); |
| buff.append("; bucketId=").append(this.bucketId); |
| buff.append("; source=").append(this.source); |
| } |
| |
| @Override |
| public int getDSFID() { |
| return PR_MOVE_BUCKET_MESSAGE; |
| } |
| |
| @Override |
| public void fromData(DataInput in) throws IOException, ClassNotFoundException { |
| super.fromData(in); |
| this.bucketId = in.readInt(); |
| this.source = (InternalDistributedMember) DataSerializer.readObject(in); |
| } |
| |
| @Override |
| public void toData(DataOutput out) throws IOException { |
| super.toData(out); |
| out.writeInt(this.bucketId); |
| DataSerializer.writeObject(this.source, out); |
| } |
| |
| public static class MoveBucketReplyMessage extends ReplyMessage { |
| |
| private boolean moved; |
| |
| /** |
| * Empty constructor to conform to DataSerializable interface |
| */ |
| public MoveBucketReplyMessage() {} |
| |
| public MoveBucketReplyMessage(DataInput in) throws IOException, ClassNotFoundException { |
| fromData(in); |
| } |
| |
| private MoveBucketReplyMessage(int processorId, ReplyException re, boolean moved) { |
| this.processorId = processorId; |
| this.moved = moved; |
| setException(re); |
| } |
| |
| /** Send a reply */ |
| public static void send(InternalDistributedMember recipient, int processorId, |
| DistributionManager dm, ReplyException re, boolean moved) { |
| Assert.assertTrue(recipient != null, "MoveBucketReplyMessage NULL recipient"); |
| MoveBucketReplyMessage m = new MoveBucketReplyMessage(processorId, re, moved); |
| m.setRecipient(recipient); |
| dm.putOutgoing(m); |
| } |
| |
| boolean moved() { |
| return this.moved; |
| } |
| |
| @Override |
| public void process(final DistributionManager dm, final ReplyProcessor21 processor) { |
| final long startTime = getTimestamp(); |
| if (logger.isTraceEnabled(LogMarker.DM_VERBOSE)) { |
| logger.trace(LogMarker.DM_VERBOSE, |
| "MoveBucketReplyMessage process invoking reply processor with processorId: {}", |
| this.processorId); |
| } |
| |
| if (processor == null) { |
| if (logger.isTraceEnabled(LogMarker.DM_VERBOSE)) { |
| logger.trace(LogMarker.DM_VERBOSE, "MoveBucketReplyMessage processor not found"); |
| } |
| return; |
| } |
| processor.process(this); |
| |
| if (logger.isTraceEnabled(LogMarker.DM_VERBOSE)) { |
| logger.trace(LogMarker.DM_VERBOSE, "{} processed {}", processor, this); |
| } |
| dm.getStats().incReplyMessageTime(NanoTimer.getTime() - startTime); |
| } |
| |
| @Override |
| public void toData(DataOutput out) throws IOException { |
| super.toData(out); |
| out.writeBoolean(this.moved); |
| } |
| |
| @Override |
| public int getDSFID() { |
| return PR_MOVE_BUCKET_REPLY; |
| } |
| |
| @Override |
| public void fromData(DataInput in) throws IOException, ClassNotFoundException { |
| super.fromData(in); |
| this.moved = in.readBoolean(); |
| } |
| |
| @Override |
| public String toString() { |
| StringBuffer sb = new StringBuffer(); |
| sb.append("MoveBucketReplyMessage ").append("processorid=").append(this.processorId) |
| .append(" moved=").append(this.moved).append(" reply to sender ") |
| .append(this.getSender()); |
| return sb.toString(); |
| } |
| } |
| |
| /** |
| * A processor to capture the value returned by the <code>MoveBucketReplyMessage</code> |
| */ |
| public static class MoveBucketResponse extends PartitionResponse { |
| |
| private volatile boolean moved = false; |
| |
| public MoveBucketResponse(InternalDistributedSystem ds, InternalDistributedMember recipient, |
| PartitionedRegion theRegion) { |
| super(ds, recipient); |
| } |
| |
| @Override |
| public void process(DistributionMessage msg) { |
| try { |
| if (msg instanceof MoveBucketReplyMessage) { |
| MoveBucketReplyMessage reply = (MoveBucketReplyMessage) msg; |
| this.moved = reply.moved(); |
| if (logger.isTraceEnabled(LogMarker.DM_VERBOSE)) { |
| logger.trace(LogMarker.DM_VERBOSE, "MoveBucketResponse is {}", moved); |
| } |
| } |
| } finally { |
| super.process(msg); |
| } |
| } |
| |
| /** |
| * Ignore any incoming exception from other VMs, we just want an acknowledgement that the |
| * message was processed. |
| */ |
| @Override |
| protected void processException(ReplyException ex) { |
| logger.debug("MoveBucketMessage ignoring exception: {}", ex.getMessage(), ex); |
| } |
| |
| public boolean waitForResponse() { |
| try { |
| waitForRepliesUninterruptibly(); |
| } catch (ReplyException e) { |
| Throwable t = e.getCause(); |
| if (t instanceof CancelException) { |
| String msg = "MoveBucketMessage got remote cancellation,"; |
| logger.debug(msg, t); |
| return false; |
| } |
| if (t instanceof PRLocallyDestroyedException) { |
| String msg = "MoveBucketMessage got local destroy on the PartitionRegion "; |
| logger.debug(msg, t); |
| return false; |
| } |
| if (t instanceof ForceReattemptException) { |
| String msg = |
| "MoveBucketMessage got ForceReattemptException due to local destroy on the PartitionRegion"; |
| logger.debug(msg, t); |
| return false; |
| } |
| e.handleCause(); |
| } |
| return this.moved; |
| } |
| } |
| |
| } |