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HDFS-8479. Erasure coding: fix striping related logic in FSDirWriteFileOp to sync with HDFS-8421. Contributed by Zhe Zhang.

This commit is contained in:
Jing Zhao 2015-05-26 16:06:50 -07:00
parent c9e0268216
commit 1299357a05
4 changed files with 21 additions and 8 deletions
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3
hadoop-hdfs-project/hadoop-hdfs/CHANGES-HDFS-EC-7285.txt
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@ -259,3 +259,6 @@
HDFS-8382. Remove chunkSize and initialize from erasure coder. (Kai Zheng)
HDFS-8408. Revisit and refactor ErasureCodingInfo (vinayakumarb)
HDFS-8479. Erasure coding: fix striping related logic in FSDirWriteFileOp to
sync with HDFS-8421. (Zhe Zhang via jing9)

7
hadoop-hdfs-project/hadoop-hdfs/src/main/java/org/apache/hadoop/hdfs/server/namenode/FSDirWriteFileOp.java
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@ -494,6 +494,10 @@ class FSDirWriteFileOp {
try {
INodesInPath iip = fsd.addINode(existing, newNode);
if (iip != null) {
// check if the file is in an EC zone
if (fsd.isInECZone(iip)) {
newNode.addStripedBlocksFeature();
}
if (aclEntries != null) {
AclStorage.updateINodeAcl(newNode, aclEntries, CURRENT_STATE_ID);
}
@ -582,6 +586,9 @@ class FSDirWriteFileOp {
fsd.writeLock();
try {
newiip = fsd.addINode(existing, newNode);
if (newiip != null && fsd.isInECZone(newiip)) {
newNode.addStripedBlocksFeature();
}
} finally {
fsd.writeUnlock();
}

5
hadoop-hdfs-project/hadoop-hdfs/src/main/java/org/apache/hadoop/hdfs/server/namenode/FSDirectory.java
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@ -33,10 +33,8 @@ import org.apache.hadoop.fs.StorageType;
import org.apache.hadoop.fs.UnresolvedLinkException;
import org.apache.hadoop.fs.XAttr;
import org.apache.hadoop.fs.XAttrSetFlag;
import org.apache.hadoop.fs.permission.AclEntry;
import org.apache.hadoop.fs.permission.FsAction;
import org.apache.hadoop.fs.permission.FsPermission;
import org.apache.hadoop.fs.permission.PermissionStatus;
import org.apache.hadoop.hdfs.DFSConfigKeys;
import org.apache.hadoop.hdfs.DFSUtil;
import org.apache.hadoop.hdfs.XAttrHelper;
@ -54,9 +52,6 @@ import org.apache.hadoop.hdfs.protocol.proto.HdfsProtos;
import org.apache.hadoop.hdfs.protocolPB.PBHelper;
import org.apache.hadoop.hdfs.server.blockmanagement.BlockInfo;
import org.apache.hadoop.hdfs.server.blockmanagement.BlockInfoContiguous;
import org.apache.hadoop.hdfs.server.blockmanagement.BlockInfoContiguousUnderConstruction;
import org.apache.hadoop.hdfs.server.blockmanagement.BlockInfoStripedUnderConstruction;
import org.apache.hadoop.hdfs.server.blockmanagement.BlockInfoUnderConstruction;
import org.apache.hadoop.hdfs.server.blockmanagement.BlockManager;
import org.apache.hadoop.hdfs.server.blockmanagement.BlockStoragePolicySuite;
import org.apache.hadoop.hdfs.server.common.HdfsServerConstants;

14
hadoop-hdfs-project/hadoop-hdfs/src/test/java/org/apache/hadoop/hdfs/server/blockmanagement/TestReplicationPolicy.java
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@ -34,7 +34,6 @@ import java.util.HashMap;
import java.util.HashSet;
import java.util.List;
import java.util.Map;
import java.util.Random;
import java.util.Set;
import java.util.concurrent.ThreadLocalRandom;
@ -1209,8 +1208,17 @@ public class TestReplicationPolicy {
BlockManager bm = new BlockManager(mockNS, new HdfsConfiguration());
UnderReplicatedBlocks underReplicatedBlocks = bm.neededReplications;
BlockInfo block1 = genBlockInfo(ThreadLocalRandom.current().nextLong());
BlockInfo block2 = genBlockInfo(ThreadLocalRandom.current().nextLong());
long blkID1 = ThreadLocalRandom.current().nextLong();
if (blkID1 < 0) {
blkID1 *= -1;
}
long blkID2 = ThreadLocalRandom.current().nextLong();
if (blkID2 < 0) {
blkID2 *= -1;
}
BlockInfo block1 = genBlockInfo(blkID1);
BlockInfo block2 = genBlockInfo(blkID2);
// Adding QUEUE_UNDER_REPLICATED block
underReplicatedBlocks.add(block1, 0, 1, 1);