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HDFS-7444. convertToBlockUnderConstruction should preserve BlockCollection. Contributed by Haohui Mai.

This commit is contained in:
Haohui Mai 2014-11-26 10:37:01 -08:00
parent 058af60c56
commit f5b1631179
4 changed files with 16 additions and 2 deletions
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3
hadoop-hdfs-project/hadoop-hdfs/CHANGES.txt
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@ -498,6 +498,9 @@ Release 2.7.0 - UNRELEASED
HDFS-7097. Allow block reports to be processed during checkpointing on
standby name node. (kihwal via wang)
HDFS-7444. convertToBlockUnderConstruction should preserve BlockCollection.
(wheat9)
Release 2.6.1 - UNRELEASED
INCOMPATIBLE CHANGES

5
hadoop-hdfs-project/hadoop-hdfs/src/main/java/org/apache/hadoop/hdfs/server/blockmanagement/BlockInfo.java
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@ -366,13 +366,16 @@ public class BlockInfo extends Block implements LightWeightGSet.LinkedElement {
public BlockInfoUnderConstruction convertToBlockUnderConstruction(
BlockUCState s, DatanodeStorageInfo[] targets) {
if(isComplete()) {
return new BlockInfoUnderConstruction(this,
BlockInfoUnderConstruction ucBlock = new BlockInfoUnderConstruction(this,
getBlockCollection().getBlockReplication(), s, targets);
ucBlock.setBlockCollection(getBlockCollection());
return ucBlock;
}
// the block is already under construction
BlockInfoUnderConstruction ucBlock = (BlockInfoUnderConstruction)this;
ucBlock.setBlockUCState(s);
ucBlock.setExpectedLocations(targets);
ucBlock.setBlockCollection(getBlockCollection());
return ucBlock;
}

1
hadoop-hdfs-project/hadoop-hdfs/src/main/java/org/apache/hadoop/hdfs/server/namenode/INodeFile.java
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@ -234,7 +234,6 @@ public class INodeFile extends INodeWithAdditionalFields
BlockInfoUnderConstruction ucBlock =
lastBlock.convertToBlockUnderConstruction(
BlockUCState.UNDER_CONSTRUCTION, locations);
ucBlock.setBlockCollection(this);
setBlock(numBlocks() - 1, ucBlock);
return ucBlock;
}

9
hadoop-hdfs-project/hadoop-hdfs/src/test/java/org/apache/hadoop/hdfs/server/blockmanagement/TestReplicationPolicy.java
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@ -1226,6 +1226,15 @@ public class TestReplicationPolicy {
final BlockInfoUnderConstruction ucBlock =
info.convertToBlockUnderConstruction(BlockUCState.UNDER_CONSTRUCTION,
storageAry);
DatanodeStorageInfo storage = mock(DatanodeStorageInfo.class);
DatanodeDescriptor dn = mock(DatanodeDescriptor.class);
when(dn.isDecommissioned()).thenReturn(true);
when(storage.getState()).thenReturn(DatanodeStorage.State.NORMAL);
when(storage.getDatanodeDescriptor()).thenReturn(dn);
when(storage.removeBlock(any(BlockInfo.class))).thenReturn(true);
when(storage.addBlock(any(BlockInfo.class))).thenReturn(true);
ucBlock.addStorage(storage);
when(mbc.setLastBlock((BlockInfo) any(), (DatanodeStorageInfo[]) any()))
.thenReturn(ucBlock);