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HDFS-7743. Code cleanup of BlockInfo and rename BlockInfo to BlockInfoContiguous. Contributed by Jing Zhao. 

(cherry picked from commit 1382ae525c)

Conflicts:
	hadoop-hdfs-project/hadoop-hdfs/src/main/java/org/apache/hadoop/hdfs/server/blockmanagement/BlockCollection.java
	hadoop-hdfs-project/hadoop-hdfs/src/main/java/org/apache/hadoop/hdfs/server/namenode/FSEditLogLoader.java
	hadoop-hdfs-project/hadoop-hdfs/src/main/java/org/apache/hadoop/hdfs/server/namenode/FSNamesystem.java
	hadoop-hdfs-project/hadoop-hdfs/src/test/java/org/apache/hadoop/hdfs/server/blockmanagement/TestReplicationPolicy.java
	hadoop-hdfs-project/hadoop-hdfs/src/test/java/org/apache/hadoop/hdfs/server/namenode/CreateEditsLog.java
	hadoop-hdfs-project/hadoop-hdfs/src/test/java/org/apache/hadoop/hdfs/server/namenode/TestEditLog.java
This commit is contained in:
Jing Zhao 2015-02-08 11:51:44 -08:00
parent 6933975143
commit 1e49b40f1f
47 changed files with 449 additions and 432 deletions
Show Stats Download Patch File Download Diff File Expand all files Collapse all files

3
hadoop-hdfs-project/hadoop-hdfs/CHANGES.txt
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@ -307,6 +307,9 @@ Release 2.7.0 - UNRELEASED
tests such as truncate with HA setup, negative tests, truncate with other tests such as truncate with HA setup, negative tests, truncate with other
operations and multiple truncates. (szetszwo) operations and multiple truncates. (szetszwo)
HDFS-7743. Code cleanup of BlockInfo and rename BlockInfo to
BlockInfoContiguous. (jing9)
OPTIMIZATIONS OPTIMIZATIONS
HDFS-7454. Reduce memory footprint for AclEntries in NameNode. HDFS-7454. Reduce memory footprint for AclEntries in NameNode.

10
hadoop-hdfs-project/hadoop-hdfs/src/main/java/org/apache/hadoop/hdfs/server/blockmanagement/BlockCollection.java
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@ -31,7 +31,7 @@ public interface BlockCollection {
/** /**
* Get the last block of the collection. * Get the last block of the collection.
*/ */
public BlockInfo getLastBlock(); public BlockInfoContiguous getLastBlock();
/** /**
* Get content summary. * Get content summary.
@ -46,7 +46,7 @@ public interface BlockCollection {
/** /**
* Get the blocks. * Get the blocks.
*/ */
public BlockInfo[] getBlocks(); public BlockInfoContiguous[] getBlocks();
/** /**
* Get preferred block size for the collection * Get preferred block size for the collection
@ -73,14 +73,14 @@ public interface BlockCollection {
/** /**
* Set the block at the given index. * Set the block at the given index.
*/ */
public void setBlock(int index, BlockInfo blk); public void setBlock(int index, BlockInfoContiguous blk);
/** /**
* Convert the last block of the collection to an under-construction block * Convert the last block of the collection to an under-construction block
* and set the locations. * and set the locations.
*/ */
public BlockInfoUnderConstruction setLastBlock(BlockInfo lastBlock, public BlockInfoContiguousUnderConstruction setLastBlock(BlockInfoContiguous lastBlock,
DatanodeStorageInfo[] locations) throws IOException; DatanodeStorageInfo[] targets) throws IOException;
/** /**
* @return whether the block collection is under construction. * @return whether the block collection is under construction.

83
hadoop-hdfs-project/hadoop-hdfs/src/main/java/org/apache/hadoop/hdfs/server/blockmanagement/BlockInfo.java → hadoop-hdfs-project/hadoop-hdfs/src/main/java/org/apache/hadoop/hdfs/server/blockmanagement/BlockInfoContiguous.java
View File

@ -33,8 +33,9 @@ import org.apache.hadoop.util.LightWeightGSet;
* the block are stored. * the block are stored.
*/ */
@InterfaceAudience.Private @InterfaceAudience.Private
public class BlockInfo extends Block implements LightWeightGSet.LinkedElement { public class BlockInfoContiguous extends Block
public static final BlockInfo[] EMPTY_ARRAY = {}; implements LightWeightGSet.LinkedElement {
public static final BlockInfoContiguous[] EMPTY_ARRAY = {};
private BlockCollection bc; private BlockCollection bc;
@ -59,12 +60,12 @@ public class BlockInfo extends Block implements LightWeightGSet.LinkedElement {
* Construct an entry for blocksmap * Construct an entry for blocksmap
* @param replication the block's replication factor * @param replication the block's replication factor
*/ */
public BlockInfo(short replication) { public BlockInfoContiguous(short replication) {
this.triplets = new Object[3*replication]; this.triplets = new Object[3*replication];
this.bc = null; this.bc = null;
} }
public BlockInfo(Block blk, short replication) { public BlockInfoContiguous(Block blk, short replication) {
super(blk); super(blk);
this.triplets = new Object[3*replication]; this.triplets = new Object[3*replication];
this.bc = null; this.bc = null;
@ -75,7 +76,7 @@ public class BlockInfo extends Block implements LightWeightGSet.LinkedElement {
* This is used to convert BlockInfoUnderConstruction * This is used to convert BlockInfoUnderConstruction
* @param from BlockInfo to copy from. * @param from BlockInfo to copy from.
*/ */
protected BlockInfo(BlockInfo from) { protected BlockInfoContiguous(BlockInfoContiguous from) {
this(from, from.bc.getBlockReplication()); this(from, from.bc.getBlockReplication());
this.bc = from.bc; this.bc = from.bc;
} }
@ -99,23 +100,23 @@ public class BlockInfo extends Block implements LightWeightGSet.LinkedElement {
return (DatanodeStorageInfo)triplets[index*3]; return (DatanodeStorageInfo)triplets[index*3];
} }
private BlockInfo getPrevious(int index) { private BlockInfoContiguous getPrevious(int index) {
assert this.triplets != null : "BlockInfo is not initialized"; assert this.triplets != null : "BlockInfo is not initialized";
assert index >= 0 && index*3+1 < triplets.length : "Index is out of bound"; assert index >= 0 && index*3+1 < triplets.length : "Index is out of bound";
BlockInfo info = (BlockInfo)triplets[index*3+1]; BlockInfoContiguous info = (BlockInfoContiguous)triplets[index*3+1];
assert info == null || assert info == null ||
info.getClass().getName().startsWith(BlockInfo.class.getName()) : info.getClass().getName().startsWith(BlockInfoContiguous.class.getName()) :
"BlockInfo is expected at " + index*3; "BlockInfo is expected at " + index*3;
return info; return info;
} }
BlockInfo getNext(int index) { BlockInfoContiguous getNext(int index) {
assert this.triplets != null : "BlockInfo is not initialized"; assert this.triplets != null : "BlockInfo is not initialized";
assert index >= 0 && index*3+2 < triplets.length : "Index is out of bound"; assert index >= 0 && index*3+2 < triplets.length : "Index is out of bound";
BlockInfo info = (BlockInfo)triplets[index*3+2]; BlockInfoContiguous info = (BlockInfoContiguous)triplets[index*3+2];
assert info == null || assert info == null || info.getClass().getName().startsWith(
info.getClass().getName().startsWith(BlockInfo.class.getName()) : BlockInfoContiguous.class.getName()) :
"BlockInfo is expected at " + index*3; "BlockInfo is expected at " + index*3;
return info; return info;
} }
@ -133,10 +134,10 @@ public class BlockInfo extends Block implements LightWeightGSet.LinkedElement {
* @param to - block to be set to previous on the list of blocks * @param to - block to be set to previous on the list of blocks
* @return current previous block on the list of blocks * @return current previous block on the list of blocks
*/ */
private BlockInfo setPrevious(int index, BlockInfo to) { private BlockInfoContiguous setPrevious(int index, BlockInfoContiguous to) {
assert this.triplets != null : "BlockInfo is not initialized"; assert this.triplets != null : "BlockInfo is not initialized";
assert index >= 0 && index*3+1 < triplets.length : "Index is out of bound"; assert index >= 0 && index*3+1 < triplets.length : "Index is out of bound";
BlockInfo info = (BlockInfo)triplets[index*3+1]; BlockInfoContiguous info = (BlockInfoContiguous)triplets[index*3+1];
triplets[index*3+1] = to; triplets[index*3+1] = to;
return info; return info;
} }
@ -149,10 +150,10 @@ public class BlockInfo extends Block implements LightWeightGSet.LinkedElement {
* @param to - block to be set to next on the list of blocks * @param to - block to be set to next on the list of blocks
* * @return current next block on the list of blocks * * @return current next block on the list of blocks
*/ */
private BlockInfo setNext(int index, BlockInfo to) { private BlockInfoContiguous setNext(int index, BlockInfoContiguous to) {
assert this.triplets != null : "BlockInfo is not initialized"; assert this.triplets != null : "BlockInfo is not initialized";
assert index >= 0 && index*3+2 < triplets.length : "Index is out of bound"; assert index >= 0 && index*3+2 < triplets.length : "Index is out of bound";
BlockInfo info = (BlockInfo)triplets[index*3+2]; BlockInfoContiguous info = (BlockInfoContiguous)triplets[index*3+2];
triplets[index*3+2] = to; triplets[index*3+2] = to;
return info; return info;
} }
@ -244,6 +245,7 @@ public class BlockInfo extends Block implements LightWeightGSet.LinkedElement {
} }
return false; return false;
} }
/** /**
* Find specified DatanodeStorageInfo. * Find specified DatanodeStorageInfo.
* @return DatanodeStorageInfo or null if not found. * @return DatanodeStorageInfo or null if not found.
@ -268,10 +270,12 @@ public class BlockInfo extends Block implements LightWeightGSet.LinkedElement {
int len = getCapacity(); int len = getCapacity();
for(int idx = 0; idx < len; idx++) { for(int idx = 0; idx < len; idx++) {
DatanodeStorageInfo cur = getStorageInfo(idx); DatanodeStorageInfo cur = getStorageInfo(idx);
if(cur == storageInfo) if (cur == storageInfo) {
return idx; return idx;
if(cur == null) }
if (cur == null) {
break; break;
}
} }
return -1; return -1;
} }
@ -282,7 +286,8 @@ public class BlockInfo extends Block implements LightWeightGSet.LinkedElement {
* If the head is null then form a new list. * If the head is null then form a new list.
* @return current block as the new head of the list. * @return current block as the new head of the list.
*/ */
BlockInfo listInsert(BlockInfo head, DatanodeStorageInfo storage) { BlockInfoContiguous listInsert(BlockInfoContiguous head,
DatanodeStorageInfo storage) {
int dnIndex = this.findStorageInfo(storage); int dnIndex = this.findStorageInfo(storage);
assert dnIndex >= 0 : "Data node is not found: current"; assert dnIndex >= 0 : "Data node is not found: current";
assert getPrevious(dnIndex) == null && getNext(dnIndex) == null : assert getPrevious(dnIndex) == null && getNext(dnIndex) == null :
@ -302,15 +307,16 @@ public class BlockInfo extends Block implements LightWeightGSet.LinkedElement {
* @return the new head of the list or null if the list becomes * @return the new head of the list or null if the list becomes
* empy after deletion. * empy after deletion.
*/ */
BlockInfo listRemove(BlockInfo head, DatanodeStorageInfo storage) { BlockInfoContiguous listRemove(BlockInfoContiguous head,
DatanodeStorageInfo storage) {
if(head == null) if(head == null)
return null; return null;
int dnIndex = this.findStorageInfo(storage); int dnIndex = this.findStorageInfo(storage);
if(dnIndex < 0) // this block is not on the data-node list if(dnIndex < 0) // this block is not on the data-node list
return head; return head;
BlockInfo next = this.getNext(dnIndex); BlockInfoContiguous next = this.getNext(dnIndex);
BlockInfo prev = this.getPrevious(dnIndex); BlockInfoContiguous prev = this.getPrevious(dnIndex);
this.setNext(dnIndex, null); this.setNext(dnIndex, null);
this.setPrevious(dnIndex, null); this.setPrevious(dnIndex, null);
if(prev != null) if(prev != null)
@ -328,25 +334,26 @@ public class BlockInfo extends Block implements LightWeightGSet.LinkedElement {
* *
* @return the new head of the list. * @return the new head of the list.
*/ */
public BlockInfo moveBlockToHead(BlockInfo head, DatanodeStorageInfo storage, public BlockInfoContiguous moveBlockToHead(BlockInfoContiguous head,
int curIndex, int headIndex) { DatanodeStorageInfo storage, int curIndex, int headIndex) {
if (head == this) { if (head == this) {
return this; return this;
} }
BlockInfo next = this.setNext(curIndex, head); BlockInfoContiguous next = this.setNext(curIndex, head);
BlockInfo prev = this.setPrevious(curIndex, null); BlockInfoContiguous prev = this.setPrevious(curIndex, null);
head.setPrevious(headIndex, this); head.setPrevious(headIndex, this);
prev.setNext(prev.findStorageInfo(storage), next); prev.setNext(prev.findStorageInfo(storage), next);
if (next != null) if (next != null) {
next.setPrevious(next.findStorageInfo(storage), prev); next.setPrevious(next.findStorageInfo(storage), prev);
}
return this; return this;
} }
/** /**
* BlockInfo represents a block that is not being constructed. * BlockInfo represents a block that is not being constructed.
* In order to start modifying the block, the BlockInfo should be converted * In order to start modifying the block, the BlockInfo should be converted
* to {@link BlockInfoUnderConstruction}. * to {@link BlockInfoContiguousUnderConstruction}.
* @return {@link BlockUCState#COMPLETE} * @return {@link BlockUCState#COMPLETE}
*/ */
public BlockUCState getBlockUCState() { public BlockUCState getBlockUCState() {
@ -366,16 +373,18 @@ public class BlockInfo extends Block implements LightWeightGSet.LinkedElement {
* Convert a complete block to an under construction block. * Convert a complete block to an under construction block.
* @return BlockInfoUnderConstruction - an under construction block. * @return BlockInfoUnderConstruction - an under construction block.
*/ */
public BlockInfoUnderConstruction convertToBlockUnderConstruction( public BlockInfoContiguousUnderConstruction convertToBlockUnderConstruction(
BlockUCState s, DatanodeStorageInfo[] targets) { BlockUCState s, DatanodeStorageInfo[] targets) {
if(isComplete()) { if(isComplete()) {
BlockInfoUnderConstruction ucBlock = new BlockInfoUnderConstruction(this, BlockInfoContiguousUnderConstruction ucBlock =
new BlockInfoContiguousUnderConstruction(this,
getBlockCollection().getBlockReplication(), s, targets); getBlockCollection().getBlockReplication(), s, targets);
ucBlock.setBlockCollection(getBlockCollection()); ucBlock.setBlockCollection(getBlockCollection());
return ucBlock; return ucBlock;
} }
// the block is already under construction // the block is already under construction
BlockInfoUnderConstruction ucBlock = (BlockInfoUnderConstruction)this; BlockInfoContiguousUnderConstruction ucBlock =
(BlockInfoContiguousUnderConstruction)this;
ucBlock.setBlockUCState(s); ucBlock.setBlockUCState(s);
ucBlock.setExpectedLocations(targets); ucBlock.setExpectedLocations(targets);
ucBlock.setBlockCollection(getBlockCollection()); ucBlock.setBlockCollection(getBlockCollection());
@ -387,7 +396,7 @@ public class BlockInfo extends Block implements LightWeightGSet.LinkedElement {
// Super implementation is sufficient // Super implementation is sufficient
return super.hashCode(); return super.hashCode();
} }
@Override @Override
public boolean equals(Object obj) { public boolean equals(Object obj) {
// Sufficient to rely on super's implementation // Sufficient to rely on super's implementation

12
hadoop-hdfs-project/hadoop-hdfs/src/main/java/org/apache/hadoop/hdfs/server/blockmanagement/BlockInfoUnderConstruction.java → hadoop-hdfs-project/hadoop-hdfs/src/main/java/org/apache/hadoop/hdfs/server/blockmanagement/BlockInfoContiguousUnderConstruction.java
View File

@ -31,7 +31,7 @@ import org.apache.hadoop.hdfs.server.namenode.NameNode;
* Represents a block that is currently being constructed.<br> * Represents a block that is currently being constructed.<br>
* This is usually the last block of a file opened for write or append. * This is usually the last block of a file opened for write or append.
*/ */
public class BlockInfoUnderConstruction extends BlockInfo { public class BlockInfoContiguousUnderConstruction extends BlockInfoContiguous {
/** Block state. See {@link BlockUCState} */ /** Block state. See {@link BlockUCState} */
private BlockUCState blockUCState; private BlockUCState blockUCState;
@ -158,16 +158,14 @@ public class BlockInfoUnderConstruction extends BlockInfo {
* Create block and set its state to * Create block and set its state to
* {@link BlockUCState#UNDER_CONSTRUCTION}. * {@link BlockUCState#UNDER_CONSTRUCTION}.
*/ */
public BlockInfoUnderConstruction(Block blk, short replication) { public BlockInfoContiguousUnderConstruction(Block blk, short replication) {
this(blk, replication, BlockUCState.UNDER_CONSTRUCTION, null); this(blk, replication, BlockUCState.UNDER_CONSTRUCTION, null);
} }
/** /**
* Create a block that is currently being constructed. * Create a block that is currently being constructed.
*/ */
public BlockInfoUnderConstruction(Block blk, short replication, public BlockInfoContiguousUnderConstruction(Block blk, short replication, BlockUCState state, DatanodeStorageInfo[] targets) {
BlockUCState state,
DatanodeStorageInfo[] targets) {
super(blk, replication); super(blk, replication);
assert getBlockUCState() != BlockUCState.COMPLETE : assert getBlockUCState() != BlockUCState.COMPLETE :
"BlockInfoUnderConstruction cannot be in COMPLETE state"; "BlockInfoUnderConstruction cannot be in COMPLETE state";
@ -184,10 +182,10 @@ public class BlockInfoUnderConstruction extends BlockInfo {
* the client or it does not have at least a minimal number of replicas * the client or it does not have at least a minimal number of replicas
* reported from data-nodes. * reported from data-nodes.
*/ */
BlockInfo convertToCompleteBlock() throws IOException { BlockInfoContiguous convertToCompleteBlock() throws IOException {
assert getBlockUCState() != BlockUCState.COMPLETE : assert getBlockUCState() != BlockUCState.COMPLETE :
"Trying to convert a COMPLETE block"; "Trying to convert a COMPLETE block";
return new BlockInfo(this); return new BlockInfoContiguous(this);
} }
/** Set expected locations */ /** Set expected locations */

160
hadoop-hdfs-project/hadoop-hdfs/src/main/java/org/apache/hadoop/hdfs/server/blockmanagement/BlockManager.java
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@ -535,8 +535,8 @@ public class BlockManager {
int usableReplicas = numReplicas.liveReplicas() + int usableReplicas = numReplicas.liveReplicas() +
numReplicas.decommissionedReplicas(); numReplicas.decommissionedReplicas();
if (block instanceof BlockInfo) { if (block instanceof BlockInfoContiguous) {
BlockCollection bc = ((BlockInfo) block).getBlockCollection(); BlockCollection bc = ((BlockInfoContiguous) block).getBlockCollection();
String fileName = (bc == null) ? "[orphaned]" : bc.getName(); String fileName = (bc == null) ? "[orphaned]" : bc.getName();
out.print(fileName + ": "); out.print(fileName + ": ");
} }
@ -590,8 +590,9 @@ public class BlockManager {
* @throws IOException if the block does not have at least a minimal number * @throws IOException if the block does not have at least a minimal number
* of replicas reported from data-nodes. * of replicas reported from data-nodes.
*/ */
private static boolean commitBlock(final BlockInfoUnderConstruction block, private static boolean commitBlock(
final Block commitBlock) throws IOException { final BlockInfoContiguousUnderConstruction block, final Block commitBlock)
throws IOException {
if (block.getBlockUCState() == BlockUCState.COMMITTED) if (block.getBlockUCState() == BlockUCState.COMMITTED)
return false; return false;
assert block.getNumBytes() <= commitBlock.getNumBytes() : assert block.getNumBytes() <= commitBlock.getNumBytes() :
@ -615,13 +616,14 @@ public class BlockManager {
Block commitBlock) throws IOException { Block commitBlock) throws IOException {
if(commitBlock == null) if(commitBlock == null)
return false; // not committing, this is a block allocation retry return false; // not committing, this is a block allocation retry
BlockInfo lastBlock = bc.getLastBlock(); BlockInfoContiguous lastBlock = bc.getLastBlock();
if(lastBlock == null) if(lastBlock == null)
return false; // no blocks in file yet return false; // no blocks in file yet
if(lastBlock.isComplete()) if(lastBlock.isComplete())
return false; // already completed (e.g. by syncBlock) return false; // already completed (e.g. by syncBlock)
final boolean b = commitBlock((BlockInfoUnderConstruction)lastBlock, commitBlock); final boolean b = commitBlock(
(BlockInfoContiguousUnderConstruction) lastBlock, commitBlock);
if(countNodes(lastBlock).liveReplicas() >= minReplication) if(countNodes(lastBlock).liveReplicas() >= minReplication)
completeBlock(bc, bc.numBlocks()-1, false); completeBlock(bc, bc.numBlocks()-1, false);
return b; return b;
@ -634,14 +636,15 @@ public class BlockManager {
* @throws IOException if the block does not have at least a minimal number * @throws IOException if the block does not have at least a minimal number
* of replicas reported from data-nodes. * of replicas reported from data-nodes.
*/ */
private BlockInfo completeBlock(final BlockCollection bc, private BlockInfoContiguous completeBlock(final BlockCollection bc,
final int blkIndex, boolean force) throws IOException { final int blkIndex, boolean force) throws IOException {
if(blkIndex < 0) if(blkIndex < 0)
return null; return null;
BlockInfo curBlock = bc.getBlocks()[blkIndex]; BlockInfoContiguous curBlock = bc.getBlocks()[blkIndex];
if(curBlock.isComplete()) if(curBlock.isComplete())
return curBlock; return curBlock;
BlockInfoUnderConstruction ucBlock = (BlockInfoUnderConstruction)curBlock; BlockInfoContiguousUnderConstruction ucBlock =
(BlockInfoContiguousUnderConstruction) curBlock;
int numNodes = ucBlock.numNodes(); int numNodes = ucBlock.numNodes();
if (!force && numNodes < minReplication) if (!force && numNodes < minReplication)
throw new IOException("Cannot complete block: " + throw new IOException("Cannot complete block: " +
@ -649,7 +652,7 @@ public class BlockManager {
if(!force && ucBlock.getBlockUCState() != BlockUCState.COMMITTED) if(!force && ucBlock.getBlockUCState() != BlockUCState.COMMITTED)
throw new IOException( throw new IOException(
"Cannot complete block: block has not been COMMITTED by the client"); "Cannot complete block: block has not been COMMITTED by the client");
BlockInfo completeBlock = ucBlock.convertToCompleteBlock(); BlockInfoContiguous completeBlock = ucBlock.convertToCompleteBlock();
// replace penultimate block in file // replace penultimate block in file
bc.setBlock(blkIndex, completeBlock); bc.setBlock(blkIndex, completeBlock);
@ -667,9 +670,9 @@ public class BlockManager {
return blocksMap.replaceBlock(completeBlock); return blocksMap.replaceBlock(completeBlock);
} }
private BlockInfo completeBlock(final BlockCollection bc, private BlockInfoContiguous completeBlock(final BlockCollection bc,
final BlockInfo block, boolean force) throws IOException { final BlockInfoContiguous block, boolean force) throws IOException {
BlockInfo[] fileBlocks = bc.getBlocks(); BlockInfoContiguous[] fileBlocks = bc.getBlocks();
for(int idx = 0; idx < fileBlocks.length; idx++) for(int idx = 0; idx < fileBlocks.length; idx++)
if(fileBlocks[idx] == block) { if(fileBlocks[idx] == block) {
return completeBlock(bc, idx, force); return completeBlock(bc, idx, force);
@ -682,8 +685,8 @@ public class BlockManager {
* regardless of whether enough replicas are present. This is necessary * regardless of whether enough replicas are present. This is necessary
* when tailing edit logs as a Standby. * when tailing edit logs as a Standby.
*/ */
public BlockInfo forceCompleteBlock(final BlockCollection bc, public BlockInfoContiguous forceCompleteBlock(final BlockCollection bc,
final BlockInfoUnderConstruction block) throws IOException { final BlockInfoContiguousUnderConstruction block) throws IOException {
block.commitBlock(block); block.commitBlock(block);
return completeBlock(bc, block, true); return completeBlock(bc, block, true);
} }
@ -705,7 +708,7 @@ public class BlockManager {
*/ */
public LocatedBlock convertLastBlockToUnderConstruction( public LocatedBlock convertLastBlockToUnderConstruction(
BlockCollection bc, long bytesToRemove) throws IOException { BlockCollection bc, long bytesToRemove) throws IOException {
BlockInfo oldBlock = bc.getLastBlock(); BlockInfoContiguous oldBlock = bc.getLastBlock();
if(oldBlock == null || if(oldBlock == null ||
bc.getPreferredBlockSize() == oldBlock.getNumBytes() - bytesToRemove) bc.getPreferredBlockSize() == oldBlock.getNumBytes() - bytesToRemove)
return null; return null;
@ -714,7 +717,8 @@ public class BlockManager {
DatanodeStorageInfo[] targets = getStorages(oldBlock); DatanodeStorageInfo[] targets = getStorages(oldBlock);
BlockInfoUnderConstruction ucBlock = bc.setLastBlock(oldBlock, targets); BlockInfoContiguousUnderConstruction ucBlock =
bc.setLastBlock(oldBlock, targets);
blocksMap.replaceBlock(ucBlock); blocksMap.replaceBlock(ucBlock);
// Remove block from replication queue. // Remove block from replication queue.
@ -756,7 +760,8 @@ public class BlockManager {
return locations; return locations;
} }
private List<LocatedBlock> createLocatedBlockList(final BlockInfo[] blocks, private List<LocatedBlock> createLocatedBlockList(
final BlockInfoContiguous[] blocks,
final long offset, final long length, final int nrBlocksToReturn, final long offset, final long length, final int nrBlocksToReturn,
final AccessMode mode) throws IOException { final AccessMode mode) throws IOException {
int curBlk = 0; int curBlk = 0;
@ -786,7 +791,7 @@ public class BlockManager {
return results; return results;
} }
private LocatedBlock createLocatedBlock(final BlockInfo[] blocks, private LocatedBlock createLocatedBlock(final BlockInfoContiguous[] blocks,
final long endPos, final AccessMode mode) throws IOException { final long endPos, final AccessMode mode) throws IOException {
int curBlk = 0; int curBlk = 0;
long curPos = 0; long curPos = 0;
@ -802,7 +807,7 @@ public class BlockManager {
return createLocatedBlock(blocks[curBlk], curPos, mode); return createLocatedBlock(blocks[curBlk], curPos, mode);
} }
private LocatedBlock createLocatedBlock(final BlockInfo blk, final long pos, private LocatedBlock createLocatedBlock(final BlockInfoContiguous blk, final long pos,
final BlockTokenSecretManager.AccessMode mode) throws IOException { final BlockTokenSecretManager.AccessMode mode) throws IOException {
final LocatedBlock lb = createLocatedBlock(blk, pos); final LocatedBlock lb = createLocatedBlock(blk, pos);
if (mode != null) { if (mode != null) {
@ -812,15 +817,16 @@ public class BlockManager {
} }
/** @return a LocatedBlock for the given block */ /** @return a LocatedBlock for the given block */
private LocatedBlock createLocatedBlock(final BlockInfo blk, final long pos private LocatedBlock createLocatedBlock(final BlockInfoContiguous blk, final long pos
) throws IOException { ) throws IOException {
if (blk instanceof BlockInfoUnderConstruction) { if (blk instanceof BlockInfoContiguousUnderConstruction) {
if (blk.isComplete()) { if (blk.isComplete()) {
throw new IOException( throw new IOException(
"blk instanceof BlockInfoUnderConstruction && blk.isComplete()" "blk instanceof BlockInfoUnderConstruction && blk.isComplete()"
+ ", blk=" + blk); + ", blk=" + blk);
} }
final BlockInfoUnderConstruction uc = (BlockInfoUnderConstruction)blk; final BlockInfoContiguousUnderConstruction uc =
(BlockInfoContiguousUnderConstruction) blk;
final DatanodeStorageInfo[] storages = uc.getExpectedStorageLocations(); final DatanodeStorageInfo[] storages = uc.getExpectedStorageLocations();
final ExtendedBlock eb = new ExtendedBlock(namesystem.getBlockPoolId(), blk); final ExtendedBlock eb = new ExtendedBlock(namesystem.getBlockPoolId(), blk);
return new LocatedBlock(eb, storages, pos, false); return new LocatedBlock(eb, storages, pos, false);
@ -859,7 +865,7 @@ public class BlockManager {
} }
/** Create a LocatedBlocks. */ /** Create a LocatedBlocks. */
public LocatedBlocks createLocatedBlocks(final BlockInfo[] blocks, public LocatedBlocks createLocatedBlocks(final BlockInfoContiguous[] blocks,
final long fileSizeExcludeBlocksUnderConstruction, final long fileSizeExcludeBlocksUnderConstruction,
final boolean isFileUnderConstruction, final long offset, final boolean isFileUnderConstruction, final long offset,
final long length, final boolean needBlockToken, final long length, final boolean needBlockToken,
@ -882,7 +888,7 @@ public class BlockManager {
final LocatedBlock lastlb; final LocatedBlock lastlb;
final boolean isComplete; final boolean isComplete;
if (!inSnapshot) { if (!inSnapshot) {
final BlockInfo last = blocks[blocks.length - 1]; final BlockInfoContiguous last = blocks[blocks.length - 1];
final long lastPos = last.isComplete()? final long lastPos = last.isComplete()?
fileSizeExcludeBlocksUnderConstruction - last.getNumBytes() fileSizeExcludeBlocksUnderConstruction - last.getNumBytes()
: fileSizeExcludeBlocksUnderConstruction; : fileSizeExcludeBlocksUnderConstruction;
@ -971,7 +977,7 @@ public class BlockManager {
/** /**
* Check if a block is replicated to at least the minimum replication. * Check if a block is replicated to at least the minimum replication.
*/ */
public boolean isSufficientlyReplicated(BlockInfo b) { public boolean isSufficientlyReplicated(BlockInfoContiguous b) {
// Compare against the lesser of the minReplication and number of live DNs. // Compare against the lesser of the minReplication and number of live DNs.
final int replication = final int replication =
Math.min(minReplication, getDatanodeManager().getNumLiveDataNodes()); Math.min(minReplication, getDatanodeManager().getNumLiveDataNodes());
@ -1012,7 +1018,7 @@ public class BlockManager {
if(numBlocks == 0) { if(numBlocks == 0) {
return new BlocksWithLocations(new BlockWithLocations[0]); return new BlocksWithLocations(new BlockWithLocations[0]);
} }
Iterator<BlockInfo> iter = node.getBlockIterator(); Iterator<BlockInfoContiguous> iter = node.getBlockIterator();
int startBlock = DFSUtil.getRandom().nextInt(numBlocks); // starting from a random block int startBlock = DFSUtil.getRandom().nextInt(numBlocks); // starting from a random block
// skip blocks // skip blocks
for(int i=0; i<startBlock; i++) { for(int i=0; i<startBlock; i++) {
@ -1020,7 +1026,7 @@ public class BlockManager {
} }
List<BlockWithLocations> results = new ArrayList<BlockWithLocations>(); List<BlockWithLocations> results = new ArrayList<BlockWithLocations>();
long totalSize = 0; long totalSize = 0;
BlockInfo curBlock; BlockInfoContiguous curBlock;
while(totalSize<size && iter.hasNext()) { while(totalSize<size && iter.hasNext()) {
curBlock = iter.next(); curBlock = iter.next();
if(!curBlock.isComplete()) continue; if(!curBlock.isComplete()) continue;
@ -1119,7 +1125,7 @@ public class BlockManager {
public void findAndMarkBlockAsCorrupt(final ExtendedBlock blk, public void findAndMarkBlockAsCorrupt(final ExtendedBlock blk,
final DatanodeInfo dn, String storageID, String reason) throws IOException { final DatanodeInfo dn, String storageID, String reason) throws IOException {
assert namesystem.hasWriteLock(); assert namesystem.hasWriteLock();
final BlockInfo storedBlock = getStoredBlock(blk.getLocalBlock()); final BlockInfoContiguous storedBlock = getStoredBlock(blk.getLocalBlock());
if (storedBlock == null) { if (storedBlock == null) {
// Check if the replica is in the blockMap, if not // Check if the replica is in the blockMap, if not
// ignore the request for now. This could happen when BlockScanner // ignore the request for now. This could happen when BlockScanner
@ -1699,11 +1705,11 @@ public class BlockManager {
* reported by the datanode in the block report. * reported by the datanode in the block report.
*/ */
static class StatefulBlockInfo { static class StatefulBlockInfo {
final BlockInfoUnderConstruction storedBlock; final BlockInfoContiguousUnderConstruction storedBlock;
final Block reportedBlock; final Block reportedBlock;
final ReplicaState reportedState; final ReplicaState reportedState;
StatefulBlockInfo(BlockInfoUnderConstruction storedBlock, StatefulBlockInfo(BlockInfoContiguousUnderConstruction storedBlock,
Block reportedBlock, ReplicaState reportedState) { Block reportedBlock, ReplicaState reportedState) {
this.storedBlock = storedBlock; this.storedBlock = storedBlock;
this.reportedBlock = reportedBlock; this.reportedBlock = reportedBlock;
@ -1717,15 +1723,16 @@ public class BlockManager {
*/ */
private static class BlockToMarkCorrupt { private static class BlockToMarkCorrupt {
/** The corrupted block in a datanode. */ /** The corrupted block in a datanode. */
final BlockInfo corrupted; final BlockInfoContiguous corrupted;
/** The corresponding block stored in the BlockManager. */ /** The corresponding block stored in the BlockManager. */
final BlockInfo stored; final BlockInfoContiguous stored;
/** The reason to mark corrupt. */ /** The reason to mark corrupt. */
final String reason; final String reason;
/** The reason code to be stored */ /** The reason code to be stored */
final Reason reasonCode; final Reason reasonCode;
BlockToMarkCorrupt(BlockInfo corrupted, BlockInfo stored, String reason, BlockToMarkCorrupt(BlockInfoContiguous corrupted,
BlockInfoContiguous stored, String reason,
Reason reasonCode) { Reason reasonCode) {
Preconditions.checkNotNull(corrupted, "corrupted is null"); Preconditions.checkNotNull(corrupted, "corrupted is null");
Preconditions.checkNotNull(stored, "stored is null"); Preconditions.checkNotNull(stored, "stored is null");
@ -1736,13 +1743,14 @@ public class BlockManager {
this.reasonCode = reasonCode; this.reasonCode = reasonCode;
} }
BlockToMarkCorrupt(BlockInfo stored, String reason, Reason reasonCode) { BlockToMarkCorrupt(BlockInfoContiguous stored, String reason,
Reason reasonCode) {
this(stored, stored, reason, reasonCode); this(stored, stored, reason, reasonCode);
} }
BlockToMarkCorrupt(BlockInfo stored, long gs, String reason, BlockToMarkCorrupt(BlockInfoContiguous stored, long gs, String reason,
Reason reasonCode) { Reason reasonCode) {
this(new BlockInfo(stored), stored, reason, reasonCode); this(new BlockInfoContiguous(stored), stored, reason, reasonCode);
//the corrupted block in datanode has a different generation stamp //the corrupted block in datanode has a different generation stamp
corrupted.setGenerationStamp(gs); corrupted.setGenerationStamp(gs);
} }
@ -1867,7 +1875,7 @@ public class BlockManager {
break; break;
} }
BlockInfo bi = blocksMap.getStoredBlock(b); BlockInfoContiguous bi = blocksMap.getStoredBlock(b);
if (bi == null) { if (bi == null) {
if (LOG.isDebugEnabled()) { if (LOG.isDebugEnabled()) {
LOG.debug("BLOCK* rescanPostponedMisreplicatedBlocks: " + LOG.debug("BLOCK* rescanPostponedMisreplicatedBlocks: " +
@ -1907,7 +1915,7 @@ public class BlockManager {
// Modify the (block-->datanode) map, according to the difference // Modify the (block-->datanode) map, according to the difference
// between the old and new block report. // between the old and new block report.
// //
Collection<BlockInfo> toAdd = new LinkedList<BlockInfo>(); Collection<BlockInfoContiguous> toAdd = new LinkedList<BlockInfoContiguous>();
Collection<Block> toRemove = new TreeSet<Block>(); Collection<Block> toRemove = new TreeSet<Block>();
Collection<Block> toInvalidate = new LinkedList<Block>(); Collection<Block> toInvalidate = new LinkedList<Block>();
Collection<BlockToMarkCorrupt> toCorrupt = new LinkedList<BlockToMarkCorrupt>(); Collection<BlockToMarkCorrupt> toCorrupt = new LinkedList<BlockToMarkCorrupt>();
@ -1924,7 +1932,7 @@ public class BlockManager {
removeStoredBlock(b, node); removeStoredBlock(b, node);
} }
int numBlocksLogged = 0; int numBlocksLogged = 0;
for (BlockInfo b : toAdd) { for (BlockInfoContiguous b : toAdd) {
addStoredBlock(b, storageInfo, null, numBlocksLogged < maxNumBlocksToLog); addStoredBlock(b, storageInfo, null, numBlocksLogged < maxNumBlocksToLog);
numBlocksLogged++; numBlocksLogged++;
} }
@ -1972,7 +1980,7 @@ public class BlockManager {
continue; continue;
} }
BlockInfo storedBlock = blocksMap.getStoredBlock(iblk); BlockInfoContiguous storedBlock = blocksMap.getStoredBlock(iblk);
// If block does not belong to any file, we are done. // If block does not belong to any file, we are done.
if (storedBlock == null) continue; if (storedBlock == null) continue;
@ -1995,12 +2003,13 @@ public class BlockManager {
// If block is under construction, add this replica to its list // If block is under construction, add this replica to its list
if (isBlockUnderConstruction(storedBlock, ucState, reportedState)) { if (isBlockUnderConstruction(storedBlock, ucState, reportedState)) {
((BlockInfoUnderConstruction)storedBlock).addReplicaIfNotPresent( ((BlockInfoContiguousUnderConstruction)storedBlock)
storageInfo, iblk, reportedState); .addReplicaIfNotPresent(storageInfo, iblk, reportedState);
// OpenFileBlocks only inside snapshots also will be added to safemode // OpenFileBlocks only inside snapshots also will be added to safemode
// threshold. So we need to update such blocks to safemode // threshold. So we need to update such blocks to safemode
// refer HDFS-5283 // refer HDFS-5283
BlockInfoUnderConstruction blockUC = (BlockInfoUnderConstruction) storedBlock; BlockInfoContiguousUnderConstruction blockUC =
(BlockInfoContiguousUnderConstruction) storedBlock;
if (namesystem.isInSnapshot(blockUC)) { if (namesystem.isInSnapshot(blockUC)) {
int numOfReplicas = blockUC.getNumExpectedLocations(); int numOfReplicas = blockUC.getNumExpectedLocations();
namesystem.incrementSafeBlockCount(numOfReplicas); namesystem.incrementSafeBlockCount(numOfReplicas);
@ -2016,7 +2025,7 @@ public class BlockManager {
private void reportDiff(DatanodeStorageInfo storageInfo, private void reportDiff(DatanodeStorageInfo storageInfo,
BlockListAsLongs newReport, BlockListAsLongs newReport,
Collection<BlockInfo> toAdd, // add to DatanodeDescriptor Collection<BlockInfoContiguous> toAdd, // add to DatanodeDescriptor
Collection<Block> toRemove, // remove from DatanodeDescriptor Collection<Block> toRemove, // remove from DatanodeDescriptor
Collection<Block> toInvalidate, // should be removed from DN Collection<Block> toInvalidate, // should be removed from DN
Collection<BlockToMarkCorrupt> toCorrupt, // add to corrupt replicas list Collection<BlockToMarkCorrupt> toCorrupt, // add to corrupt replicas list
@ -2024,7 +2033,7 @@ public class BlockManager {
// place a delimiter in the list which separates blocks // place a delimiter in the list which separates blocks
// that have been reported from those that have not // that have been reported from those that have not
BlockInfo delimiter = new BlockInfo(new Block(), (short) 1); BlockInfoContiguous delimiter = new BlockInfoContiguous(new Block(), (short) 1);
AddBlockResult result = storageInfo.addBlock(delimiter); AddBlockResult result = storageInfo.addBlock(delimiter);
assert result == AddBlockResult.ADDED assert result == AddBlockResult.ADDED
: "Delimiting block cannot be present in the node"; : "Delimiting block cannot be present in the node";
@ -2039,7 +2048,7 @@ public class BlockManager {
while(itBR.hasNext()) { while(itBR.hasNext()) {
Block iblk = itBR.next(); Block iblk = itBR.next();
ReplicaState iState = itBR.getCurrentReplicaState(); ReplicaState iState = itBR.getCurrentReplicaState();
BlockInfo storedBlock = processReportedBlock(storageInfo, BlockInfoContiguous storedBlock = processReportedBlock(storageInfo,
iblk, iState, toAdd, toInvalidate, toCorrupt, toUC); iblk, iState, toAdd, toInvalidate, toCorrupt, toUC);
// move block to the head of the list // move block to the head of the list
@ -2051,7 +2060,8 @@ public class BlockManager {
// collect blocks that have not been reported // collect blocks that have not been reported
// all of them are next to the delimiter // all of them are next to the delimiter
Iterator<BlockInfo> it = storageInfo.new BlockIterator(delimiter.getNext(0)); Iterator<BlockInfoContiguous> it =
storageInfo.new BlockIterator(delimiter.getNext(0));
while(it.hasNext()) while(it.hasNext())
toRemove.add(it.next()); toRemove.add(it.next());
storageInfo.removeBlock(delimiter); storageInfo.removeBlock(delimiter);
@ -2088,10 +2098,10 @@ public class BlockManager {
* @return the up-to-date stored block, if it should be kept. * @return the up-to-date stored block, if it should be kept.
* Otherwise, null. * Otherwise, null.
*/ */
private BlockInfo processReportedBlock( private BlockInfoContiguous processReportedBlock(
final DatanodeStorageInfo storageInfo, final DatanodeStorageInfo storageInfo,
final Block block, final ReplicaState reportedState, final Block block, final ReplicaState reportedState,
final Collection<BlockInfo> toAdd, final Collection<BlockInfoContiguous> toAdd,
final Collection<Block> toInvalidate, final Collection<Block> toInvalidate,
final Collection<BlockToMarkCorrupt> toCorrupt, final Collection<BlockToMarkCorrupt> toCorrupt,
final Collection<StatefulBlockInfo> toUC) { final Collection<StatefulBlockInfo> toUC) {
@ -2112,7 +2122,7 @@ public class BlockManager {
} }
// find block by blockId // find block by blockId
BlockInfo storedBlock = blocksMap.getStoredBlock(block); BlockInfoContiguous storedBlock = blocksMap.getStoredBlock(block);
if(storedBlock == null) { if(storedBlock == null) {
// If blocksMap does not contain reported block id, // If blocksMap does not contain reported block id,
// the replica should be removed from the data-node. // the replica should be removed from the data-node.
@ -2155,7 +2165,8 @@ public class BlockManager {
} }
if (isBlockUnderConstruction(storedBlock, ucState, reportedState)) { if (isBlockUnderConstruction(storedBlock, ucState, reportedState)) {
toUC.add(new StatefulBlockInfo((BlockInfoUnderConstruction) storedBlock, toUC.add(new StatefulBlockInfo(
(BlockInfoContiguousUnderConstruction) storedBlock,
new Block(block), reportedState)); new Block(block), reportedState));
return storedBlock; return storedBlock;
} }
@ -2243,7 +2254,7 @@ public class BlockManager {
*/ */
private BlockToMarkCorrupt checkReplicaCorrupt( private BlockToMarkCorrupt checkReplicaCorrupt(
Block reported, ReplicaState reportedState, Block reported, ReplicaState reportedState,
BlockInfo storedBlock, BlockUCState ucState, BlockInfoContiguous storedBlock, BlockUCState ucState,
DatanodeDescriptor dn) { DatanodeDescriptor dn) {
switch(reportedState) { switch(reportedState) {
case FINALIZED: case FINALIZED:
@ -2316,7 +2327,7 @@ public class BlockManager {
} }
} }
private boolean isBlockUnderConstruction(BlockInfo storedBlock, private boolean isBlockUnderConstruction(BlockInfoContiguous storedBlock,
BlockUCState ucState, ReplicaState reportedState) { BlockUCState ucState, ReplicaState reportedState) {
switch(reportedState) { switch(reportedState) {
case FINALIZED: case FINALIZED:
@ -2339,7 +2350,7 @@ public class BlockManager {
void addStoredBlockUnderConstruction(StatefulBlockInfo ucBlock, void addStoredBlockUnderConstruction(StatefulBlockInfo ucBlock,
DatanodeStorageInfo storageInfo) throws IOException { DatanodeStorageInfo storageInfo) throws IOException {
BlockInfoUnderConstruction block = ucBlock.storedBlock; BlockInfoContiguousUnderConstruction block = ucBlock.storedBlock;
block.addReplicaIfNotPresent( block.addReplicaIfNotPresent(
storageInfo, ucBlock.reportedBlock, ucBlock.reportedState); storageInfo, ucBlock.reportedBlock, ucBlock.reportedState);
@ -2350,9 +2361,8 @@ public class BlockManager {
} }
/** /**
* Faster version of * Faster version of {@link #addStoredBlock},
* {@link #addStoredBlock(BlockInfo, DatanodeStorageInfo, DatanodeDescriptor, boolean)} * intended for use with initial block report at startup. If not in startup
* , intended for use with initial block report at startup. If not in startup
* safe mode, will call standard addStoredBlock(). Assumes this method is * safe mode, will call standard addStoredBlock(). Assumes this method is
* called "immediately" so there is no need to refresh the storedBlock from * called "immediately" so there is no need to refresh the storedBlock from
* blocksMap. Doesn't handle underReplication/overReplication, or worry about * blocksMap. Doesn't handle underReplication/overReplication, or worry about
@ -2361,7 +2371,7 @@ public class BlockManager {
* *
* @throws IOException * @throws IOException
*/ */
private void addStoredBlockImmediate(BlockInfo storedBlock, private void addStoredBlockImmediate(BlockInfoContiguous storedBlock,
DatanodeStorageInfo storageInfo) DatanodeStorageInfo storageInfo)
throws IOException { throws IOException {
assert (storedBlock != null && namesystem.hasWriteLock()); assert (storedBlock != null && namesystem.hasWriteLock());
@ -2393,15 +2403,15 @@ public class BlockManager {
* needed replications if this takes care of the problem. * needed replications if this takes care of the problem.
* @return the block that is stored in blockMap. * @return the block that is stored in blockMap.
*/ */
private Block addStoredBlock(final BlockInfo block, private Block addStoredBlock(final BlockInfoContiguous block,
DatanodeStorageInfo storageInfo, DatanodeStorageInfo storageInfo,
DatanodeDescriptor delNodeHint, DatanodeDescriptor delNodeHint,
boolean logEveryBlock) boolean logEveryBlock)
throws IOException { throws IOException {
assert block != null && namesystem.hasWriteLock(); assert block != null && namesystem.hasWriteLock();
BlockInfo storedBlock; BlockInfoContiguous storedBlock;
DatanodeDescriptor node = storageInfo.getDatanodeDescriptor(); DatanodeDescriptor node = storageInfo.getDatanodeDescriptor();
if (block instanceof BlockInfoUnderConstruction) { if (block instanceof BlockInfoContiguousUnderConstruction) {
//refresh our copy in case the block got completed in another thread //refresh our copy in case the block got completed in another thread
storedBlock = blocksMap.getStoredBlock(block); storedBlock = blocksMap.getStoredBlock(block);
} else { } else {
@ -2500,7 +2510,8 @@ public class BlockManager {
return storedBlock; return storedBlock;
} }
private void logAddStoredBlock(BlockInfo storedBlock, DatanodeDescriptor node) { private void logAddStoredBlock(BlockInfoContiguous storedBlock,
DatanodeDescriptor node) {
if (!blockLog.isInfoEnabled()) { if (!blockLog.isInfoEnabled()) {
return; return;
} }
@ -2527,7 +2538,7 @@ public class BlockManager {
* *
* @param blk Block whose corrupt replicas need to be invalidated * @param blk Block whose corrupt replicas need to be invalidated
*/ */
private void invalidateCorruptReplicas(BlockInfo blk) { private void invalidateCorruptReplicas(BlockInfoContiguous blk) {
Collection<DatanodeDescriptor> nodes = corruptReplicas.getNodes(blk); Collection<DatanodeDescriptor> nodes = corruptReplicas.getNodes(blk);
boolean removedFromBlocksMap = true; boolean removedFromBlocksMap = true;
if (nodes == null) if (nodes == null)
@ -2606,7 +2617,7 @@ public class BlockManager {
long nrInvalid = 0, nrOverReplicated = 0; long nrInvalid = 0, nrOverReplicated = 0;
long nrUnderReplicated = 0, nrPostponed = 0, nrUnderConstruction = 0; long nrUnderReplicated = 0, nrPostponed = 0, nrUnderConstruction = 0;
long startTimeMisReplicatedScan = Time.now(); long startTimeMisReplicatedScan = Time.now();
Iterator<BlockInfo> blocksItr = blocksMap.getBlocks().iterator(); Iterator<BlockInfoContiguous> blocksItr = blocksMap.getBlocks().iterator();
long totalBlocks = blocksMap.size(); long totalBlocks = blocksMap.size();
replicationQueuesInitProgress = 0; replicationQueuesInitProgress = 0;
long totalProcessed = 0; long totalProcessed = 0;
@ -2618,7 +2629,7 @@ public class BlockManager {
namesystem.writeLockInterruptibly(); namesystem.writeLockInterruptibly();
try { try {
while (processed < numBlocksPerIteration && blocksItr.hasNext()) { while (processed < numBlocksPerIteration && blocksItr.hasNext()) {
BlockInfo block = blocksItr.next(); BlockInfoContiguous block = blocksItr.next();
MisReplicationResult res = processMisReplicatedBlock(block); MisReplicationResult res = processMisReplicatedBlock(block);
if (LOG.isTraceEnabled()) { if (LOG.isTraceEnabled()) {
LOG.trace("block " + block + ": " + res); LOG.trace("block " + block + ": " + res);
@ -2692,7 +2703,7 @@ public class BlockManager {
* appropriate queues if necessary, and returns a result code indicating * appropriate queues if necessary, and returns a result code indicating
* what happened with it. * what happened with it.
*/ */
private MisReplicationResult processMisReplicatedBlock(BlockInfo block) { private MisReplicationResult processMisReplicatedBlock(BlockInfoContiguous block) {
BlockCollection bc = block.getBlockCollection(); BlockCollection bc = block.getBlockCollection();
if (bc == null) { if (bc == null) {
// block does not belong to any file // block does not belong to any file
@ -3021,7 +3032,7 @@ public class BlockManager {
ReplicaState reportedState, DatanodeDescriptor delHintNode) ReplicaState reportedState, DatanodeDescriptor delHintNode)
throws IOException { throws IOException {
// blockReceived reports a finalized block // blockReceived reports a finalized block
Collection<BlockInfo> toAdd = new LinkedList<BlockInfo>(); Collection<BlockInfoContiguous> toAdd = new LinkedList<BlockInfoContiguous>();
Collection<Block> toInvalidate = new LinkedList<Block>(); Collection<Block> toInvalidate = new LinkedList<Block>();
Collection<BlockToMarkCorrupt> toCorrupt = new LinkedList<BlockToMarkCorrupt>(); Collection<BlockToMarkCorrupt> toCorrupt = new LinkedList<BlockToMarkCorrupt>();
Collection<StatefulBlockInfo> toUC = new LinkedList<StatefulBlockInfo>(); Collection<StatefulBlockInfo> toUC = new LinkedList<StatefulBlockInfo>();
@ -3038,7 +3049,7 @@ public class BlockManager {
addStoredBlockUnderConstruction(b, storageInfo); addStoredBlockUnderConstruction(b, storageInfo);
} }
long numBlocksLogged = 0; long numBlocksLogged = 0;
for (BlockInfo b : toAdd) { for (BlockInfoContiguous b : toAdd) {
addStoredBlock(b, storageInfo, delHintNode, numBlocksLogged < maxNumBlocksToLog); addStoredBlock(b, storageInfo, delHintNode, numBlocksLogged < maxNumBlocksToLog);
numBlocksLogged++; numBlocksLogged++;
} }
@ -3162,7 +3173,7 @@ public class BlockManager {
* @param b - the block being tested * @param b - the block being tested
* @return count of live nodes for this block * @return count of live nodes for this block
*/ */
int countLiveNodes(BlockInfo b) { int countLiveNodes(BlockInfoContiguous b) {
if (!namesystem.isInStartupSafeMode()) { if (!namesystem.isInStartupSafeMode()) {
return countNodes(b).liveReplicas(); return countNodes(b).liveReplicas();
} }
@ -3317,7 +3328,7 @@ public class BlockManager {
return blocksMap.size(); return blocksMap.size();
} }
public DatanodeStorageInfo[] getStorages(BlockInfo block) { public DatanodeStorageInfo[] getStorages(BlockInfoContiguous block) {
final DatanodeStorageInfo[] storages = new DatanodeStorageInfo[block.numNodes()]; final DatanodeStorageInfo[] storages = new DatanodeStorageInfo[block.numNodes()];
int i = 0; int i = 0;
for(DatanodeStorageInfo s : blocksMap.getStorages(block)) { for(DatanodeStorageInfo s : blocksMap.getStorages(block)) {
@ -3347,7 +3358,7 @@ public class BlockManager {
} }
} }
public BlockInfo getStoredBlock(Block block) { public BlockInfoContiguous getStoredBlock(Block block) {
return blocksMap.getStoredBlock(block); return blocksMap.getStoredBlock(block);
} }
@ -3495,7 +3506,8 @@ public class BlockManager {
return this.neededReplications.getCorruptReplOneBlockSize(); return this.neededReplications.getCorruptReplOneBlockSize();
} }
public BlockInfo addBlockCollection(BlockInfo block, BlockCollection bc) { public BlockInfoContiguous addBlockCollection(BlockInfoContiguous block,
BlockCollection bc) {
return blocksMap.addBlockCollection(block, bc); return blocksMap.addBlockCollection(block, bc);
} }
@ -3704,7 +3716,7 @@ public class BlockManager {
/** /**
* A simple result enum for the result of * A simple result enum for the result of
* {@link BlockManager#processMisReplicatedBlock(BlockInfo)}. * {@link BlockManager#processMisReplicatedBlock(BlockInfoContiguous)}.
*/ */
enum MisReplicationResult { enum MisReplicationResult {
/** The block should be invalidated since it belongs to a deleted file. */ /** The block should be invalidated since it belongs to a deleted file. */

32
hadoop-hdfs-project/hadoop-hdfs/src/main/java/org/apache/hadoop/hdfs/server/blockmanagement/BlocksMap.java
View File

@ -36,10 +36,10 @@ import com.google.common.collect.Iterables;
*/ */
class BlocksMap { class BlocksMap {
private static class StorageIterator implements Iterator<DatanodeStorageInfo> { private static class StorageIterator implements Iterator<DatanodeStorageInfo> {
private final BlockInfo blockInfo; private final BlockInfoContiguous blockInfo;
private int nextIdx = 0; private int nextIdx = 0;
StorageIterator(BlockInfo blkInfo) { StorageIterator(BlockInfoContiguous blkInfo) {
this.blockInfo = blkInfo; this.blockInfo = blkInfo;
} }
@ -63,14 +63,14 @@ class BlocksMap {
/** Constant {@link LightWeightGSet} capacity. */ /** Constant {@link LightWeightGSet} capacity. */
private final int capacity; private final int capacity;
private GSet<Block, BlockInfo> blocks; private GSet<Block, BlockInfoContiguous> blocks;
BlocksMap(int capacity) { BlocksMap(int capacity) {
// Use 2% of total memory to size the GSet capacity // Use 2% of total memory to size the GSet capacity
this.capacity = capacity; this.capacity = capacity;
this.blocks = new LightWeightGSet<Block, BlockInfo>(capacity) { this.blocks = new LightWeightGSet<Block, BlockInfoContiguous>(capacity) {
@Override @Override
public Iterator<BlockInfo> iterator() { public Iterator<BlockInfoContiguous> iterator() {
SetIterator iterator = new SetIterator(); SetIterator iterator = new SetIterator();
/* /*
* Not tracking any modifications to set. As this set will be used * Not tracking any modifications to set. As this set will be used
@ -97,15 +97,15 @@ class BlocksMap {
} }
BlockCollection getBlockCollection(Block b) { BlockCollection getBlockCollection(Block b) {
BlockInfo info = blocks.get(b); BlockInfoContiguous info = blocks.get(b);
return (info != null) ? info.getBlockCollection() : null; return (info != null) ? info.getBlockCollection() : null;
} }
/** /**
* Add block b belonging to the specified block collection to the map. * Add block b belonging to the specified block collection to the map.
*/ */
BlockInfo addBlockCollection(BlockInfo b, BlockCollection bc) { BlockInfoContiguous addBlockCollection(BlockInfoContiguous b, BlockCollection bc) {
BlockInfo info = blocks.get(b); BlockInfoContiguous info = blocks.get(b);
if (info != b) { if (info != b) {
info = b; info = b;
blocks.put(info); blocks.put(info);
@ -120,7 +120,7 @@ class BlocksMap {
* and remove all data-node locations associated with the block. * and remove all data-node locations associated with the block.
*/ */
void removeBlock(Block block) { void removeBlock(Block block) {
BlockInfo blockInfo = blocks.remove(block); BlockInfoContiguous blockInfo = blocks.remove(block);
if (blockInfo == null) if (blockInfo == null)
return; return;
@ -132,7 +132,7 @@ class BlocksMap {
} }
/** Returns the block object it it exists in the map. */ /** Returns the block object it it exists in the map. */
BlockInfo getStoredBlock(Block b) { BlockInfoContiguous getStoredBlock(Block b) {
return blocks.get(b); return blocks.get(b);
} }
@ -164,7 +164,7 @@ class BlocksMap {
* For a block that has already been retrieved from the BlocksMap * For a block that has already been retrieved from the BlocksMap
* returns {@link Iterable} of the storages the block belongs to. * returns {@link Iterable} of the storages the block belongs to.
*/ */
Iterable<DatanodeStorageInfo> getStorages(final BlockInfo storedBlock) { Iterable<DatanodeStorageInfo> getStorages(final BlockInfoContiguous storedBlock) {
return new Iterable<DatanodeStorageInfo>() { return new Iterable<DatanodeStorageInfo>() {
@Override @Override
public Iterator<DatanodeStorageInfo> iterator() { public Iterator<DatanodeStorageInfo> iterator() {
@ -175,7 +175,7 @@ class BlocksMap {
/** counts number of containing nodes. Better than using iterator. */ /** counts number of containing nodes. Better than using iterator. */
int numNodes(Block b) { int numNodes(Block b) {
BlockInfo info = blocks.get(b); BlockInfoContiguous info = blocks.get(b);
return info == null ? 0 : info.numNodes(); return info == null ? 0 : info.numNodes();
} }
@ -185,7 +185,7 @@ class BlocksMap {
* only if it does not belong to any file and data-nodes. * only if it does not belong to any file and data-nodes.
*/ */
boolean removeNode(Block b, DatanodeDescriptor node) { boolean removeNode(Block b, DatanodeDescriptor node) {
BlockInfo info = blocks.get(b); BlockInfoContiguous info = blocks.get(b);
if (info == null) if (info == null)
return false; return false;
@ -203,7 +203,7 @@ class BlocksMap {
return blocks.size(); return blocks.size();
} }
Iterable<BlockInfo> getBlocks() { Iterable<BlockInfoContiguous> getBlocks() {
return blocks; return blocks;
} }
@ -218,8 +218,8 @@ class BlocksMap {
* @param newBlock - block for replacement * @param newBlock - block for replacement
* @return new block * @return new block
*/ */
BlockInfo replaceBlock(BlockInfo newBlock) { BlockInfoContiguous replaceBlock(BlockInfoContiguous newBlock) {
BlockInfo currentBlock = blocks.get(newBlock); BlockInfoContiguous currentBlock = blocks.get(newBlock);
assert currentBlock != null : "the block if not in blocksMap"; assert currentBlock != null : "the block if not in blocksMap";
// replace block in data-node lists // replace block in data-node lists
for (int i = currentBlock.numNodes() - 1; i >= 0; i--) { for (int i = currentBlock.numNodes() - 1; i >= 0; i--) {

14
hadoop-hdfs-project/hadoop-hdfs/src/main/java/org/apache/hadoop/hdfs/server/blockmanagement/CacheReplicationMonitor.java
View File

@ -369,7 +369,7 @@ public class CacheReplicationMonitor extends Thread implements Closeable {
* @param file The file. * @param file The file.
*/ */
private void rescanFile(CacheDirective directive, INodeFile file) { private void rescanFile(CacheDirective directive, INodeFile file) {
BlockInfo[] blockInfos = file.getBlocks(); BlockInfoContiguous[] blockInfos = file.getBlocks();
// Increment the "needed" statistics // Increment the "needed" statistics
directive.addFilesNeeded(1); directive.addFilesNeeded(1);
@ -394,7 +394,7 @@ public class CacheReplicationMonitor extends Thread implements Closeable {
} }
long cachedTotal = 0; long cachedTotal = 0;
for (BlockInfo blockInfo : blockInfos) { for (BlockInfoContiguous blockInfo : blockInfos) {
if (!blockInfo.getBlockUCState().equals(BlockUCState.COMPLETE)) { if (!blockInfo.getBlockUCState().equals(BlockUCState.COMPLETE)) {
// We don't try to cache blocks that are under construction. // We don't try to cache blocks that are under construction.
LOG.trace("Directive {}: can't cache block {} because it is in state " LOG.trace("Directive {}: can't cache block {} because it is in state "
@ -453,7 +453,7 @@ public class CacheReplicationMonitor extends Thread implements Closeable {
} }
private String findReasonForNotCaching(CachedBlock cblock, private String findReasonForNotCaching(CachedBlock cblock,
BlockInfo blockInfo) { BlockInfoContiguous blockInfo) {
if (blockInfo == null) { if (blockInfo == null) {
// Somehow, a cache report with the block arrived, but the block // Somehow, a cache report with the block arrived, but the block
// reports from the DataNode haven't (yet?) described such a block. // reports from the DataNode haven't (yet?) described such a block.
@ -513,7 +513,7 @@ public class CacheReplicationMonitor extends Thread implements Closeable {
iter.remove(); iter.remove();
} }
} }
BlockInfo blockInfo = blockManager. BlockInfoContiguous blockInfo = blockManager.
getStoredBlock(new Block(cblock.getBlockId())); getStoredBlock(new Block(cblock.getBlockId()));
String reason = findReasonForNotCaching(cblock, blockInfo); String reason = findReasonForNotCaching(cblock, blockInfo);
int neededCached = 0; int neededCached = 0;
@ -628,7 +628,7 @@ public class CacheReplicationMonitor extends Thread implements Closeable {
List<DatanodeDescriptor> pendingCached) { List<DatanodeDescriptor> pendingCached) {
// To figure out which replicas can be cached, we consult the // To figure out which replicas can be cached, we consult the
// blocksMap. We don't want to try to cache a corrupt replica, though. // blocksMap. We don't want to try to cache a corrupt replica, though.
BlockInfo blockInfo = blockManager. BlockInfoContiguous blockInfo = blockManager.
getStoredBlock(new Block(cachedBlock.getBlockId())); getStoredBlock(new Block(cachedBlock.getBlockId()));
if (blockInfo == null) { if (blockInfo == null) {
LOG.debug("Block {}: can't add new cached replicas," + LOG.debug("Block {}: can't add new cached replicas," +
@ -667,7 +667,7 @@ public class CacheReplicationMonitor extends Thread implements Closeable {
Iterator<CachedBlock> it = datanode.getPendingCached().iterator(); Iterator<CachedBlock> it = datanode.getPendingCached().iterator();
while (it.hasNext()) { while (it.hasNext()) {
CachedBlock cBlock = it.next(); CachedBlock cBlock = it.next();
BlockInfo info = BlockInfoContiguous info =
blockManager.getStoredBlock(new Block(cBlock.getBlockId())); blockManager.getStoredBlock(new Block(cBlock.getBlockId()));
if (info != null) { if (info != null) {
pendingBytes -= info.getNumBytes(); pendingBytes -= info.getNumBytes();
@ -677,7 +677,7 @@ public class CacheReplicationMonitor extends Thread implements Closeable {
// Add pending uncached blocks from effective capacity // Add pending uncached blocks from effective capacity
while (it.hasNext()) { while (it.hasNext()) {
CachedBlock cBlock = it.next(); CachedBlock cBlock = it.next();
BlockInfo info = BlockInfoContiguous info =
blockManager.getStoredBlock(new Block(cBlock.getBlockId())); blockManager.getStoredBlock(new Block(cBlock.getBlockId()));
if (info != null) { if (info != null) {
pendingBytes += info.getNumBytes(); pendingBytes += info.getNumBytes();

28
hadoop-hdfs-project/hadoop-hdfs/src/main/java/org/apache/hadoop/hdfs/server/blockmanagement/DatanodeDescriptor.java
View File

@ -199,8 +199,8 @@ public class DatanodeDescriptor extends DatanodeInfo {
/** A queue of blocks to be replicated by this datanode */ /** A queue of blocks to be replicated by this datanode */
private final BlockQueue<BlockTargetPair> replicateBlocks = new BlockQueue<BlockTargetPair>(); private final BlockQueue<BlockTargetPair> replicateBlocks = new BlockQueue<BlockTargetPair>();
/** A queue of blocks to be recovered by this datanode */ /** A queue of blocks to be recovered by this datanode */
private final BlockQueue<BlockInfoUnderConstruction> recoverBlocks = private final BlockQueue<BlockInfoContiguousUnderConstruction> recoverBlocks =
new BlockQueue<BlockInfoUnderConstruction>(); new BlockQueue<BlockInfoContiguousUnderConstruction>();
/** A set of blocks to be invalidated by this datanode */ /** A set of blocks to be invalidated by this datanode */
private final LightWeightHashSet<Block> invalidateBlocks = new LightWeightHashSet<Block>(); private final LightWeightHashSet<Block> invalidateBlocks = new LightWeightHashSet<Block>();
@ -286,7 +286,7 @@ public class DatanodeDescriptor extends DatanodeInfo {
* Remove block from the list of blocks belonging to the data-node. Remove * Remove block from the list of blocks belonging to the data-node. Remove
* data-node from the block. * data-node from the block.
*/ */
boolean removeBlock(BlockInfo b) { boolean removeBlock(BlockInfoContiguous b) {
final DatanodeStorageInfo s = b.findStorageInfo(this); final DatanodeStorageInfo s = b.findStorageInfo(this);
// if block exists on this datanode // if block exists on this datanode
if (s != null) { if (s != null) {
@ -299,7 +299,7 @@ public class DatanodeDescriptor extends DatanodeInfo {
* Remove block from the list of blocks belonging to the data-node. Remove * Remove block from the list of blocks belonging to the data-node. Remove
* data-node from the block. * data-node from the block.
*/ */
boolean removeBlock(String storageID, BlockInfo b) { boolean removeBlock(String storageID, BlockInfoContiguous b) {
DatanodeStorageInfo s = getStorageInfo(storageID); DatanodeStorageInfo s = getStorageInfo(storageID);
if (s != null) { if (s != null) {
return s.removeBlock(b); return s.removeBlock(b);
@ -470,12 +470,12 @@ public class DatanodeDescriptor extends DatanodeInfo {
} }
} }
private static class BlockIterator implements Iterator<BlockInfo> { private static class BlockIterator implements Iterator<BlockInfoContiguous> {
private int index = 0; private int index = 0;
private final List<Iterator<BlockInfo>> iterators; private final List<Iterator<BlockInfoContiguous>> iterators;
private BlockIterator(final DatanodeStorageInfo... storages) { private BlockIterator(final DatanodeStorageInfo... storages) {
List<Iterator<BlockInfo>> iterators = new ArrayList<Iterator<BlockInfo>>(); List<Iterator<BlockInfoContiguous>> iterators = new ArrayList<Iterator<BlockInfoContiguous>>();
for (DatanodeStorageInfo e : storages) { for (DatanodeStorageInfo e : storages) {
iterators.add(e.getBlockIterator()); iterators.add(e.getBlockIterator());
} }
@ -489,7 +489,7 @@ public class DatanodeDescriptor extends DatanodeInfo {
} }
@Override @Override
public BlockInfo next() { public BlockInfoContiguous next() {
update(); update();
return iterators.get(index).next(); return iterators.get(index).next();
} }
@ -506,10 +506,10 @@ public class DatanodeDescriptor extends DatanodeInfo {
} }
} }
Iterator<BlockInfo> getBlockIterator() { Iterator<BlockInfoContiguous> getBlockIterator() {
return new BlockIterator(getStorageInfos()); return new BlockIterator(getStorageInfos());
} }
Iterator<BlockInfo> getBlockIterator(final String storageID) { Iterator<BlockInfoContiguous> getBlockIterator(final String storageID) {
return new BlockIterator(getStorageInfo(storageID)); return new BlockIterator(getStorageInfo(storageID));
} }
@ -532,7 +532,7 @@ public class DatanodeDescriptor extends DatanodeInfo {
/** /**
* Store block recovery work. * Store block recovery work.
*/ */
void addBlockToBeRecovered(BlockInfoUnderConstruction block) { void addBlockToBeRecovered(BlockInfoContiguousUnderConstruction block) {
if(recoverBlocks.contains(block)) { if(recoverBlocks.contains(block)) {
// this prevents adding the same block twice to the recovery queue // this prevents adding the same block twice to the recovery queue
BlockManager.LOG.info(block + " is already in the recovery queue"); BlockManager.LOG.info(block + " is already in the recovery queue");
@ -574,11 +574,11 @@ public class DatanodeDescriptor extends DatanodeInfo {
return replicateBlocks.poll(maxTransfers); return replicateBlocks.poll(maxTransfers);
} }
public BlockInfoUnderConstruction[] getLeaseRecoveryCommand(int maxTransfers) { public BlockInfoContiguousUnderConstruction[] getLeaseRecoveryCommand(int maxTransfers) {
List<BlockInfoUnderConstruction> blocks = recoverBlocks.poll(maxTransfers); List<BlockInfoContiguousUnderConstruction> blocks = recoverBlocks.poll(maxTransfers);
if(blocks == null) if(blocks == null)
return null; return null;
return blocks.toArray(new BlockInfoUnderConstruction[blocks.size()]); return blocks.toArray(new BlockInfoContiguousUnderConstruction[blocks.size()]);
} }
/** /**

4
hadoop-hdfs-project/hadoop-hdfs/src/main/java/org/apache/hadoop/hdfs/server/blockmanagement/DatanodeManager.java
View File

@ -1416,12 +1416,12 @@ public class DatanodeManager {
} }
//check lease recovery //check lease recovery
BlockInfoUnderConstruction[] blocks = nodeinfo BlockInfoContiguousUnderConstruction[] blocks = nodeinfo
.getLeaseRecoveryCommand(Integer.MAX_VALUE); .getLeaseRecoveryCommand(Integer.MAX_VALUE);
if (blocks != null) { if (blocks != null) {
BlockRecoveryCommand brCommand = new BlockRecoveryCommand( BlockRecoveryCommand brCommand = new BlockRecoveryCommand(
blocks.length); blocks.length);
for (BlockInfoUnderConstruction b : blocks) { for (BlockInfoContiguousUnderConstruction b : blocks) {
final DatanodeStorageInfo[] storages = b.getExpectedStorageLocations(); final DatanodeStorageInfo[] storages = b.getExpectedStorageLocations();
// Skip stale nodes during recovery - not heart beated for some time (30s by default). // Skip stale nodes during recovery - not heart beated for some time (30s by default).
final List<DatanodeStorageInfo> recoveryLocations = final List<DatanodeStorageInfo> recoveryLocations =

22
hadoop-hdfs-project/hadoop-hdfs/src/main/java/org/apache/hadoop/hdfs/server/blockmanagement/DatanodeStorageInfo.java
View File

@ -80,10 +80,10 @@ public class DatanodeStorageInfo {
/** /**
* Iterates over the list of blocks belonging to the data-node. * Iterates over the list of blocks belonging to the data-node.
*/ */
class BlockIterator implements Iterator<BlockInfo> { class BlockIterator implements Iterator<BlockInfoContiguous> {
private BlockInfo current; private BlockInfoContiguous current;
BlockIterator(BlockInfo head) { BlockIterator(BlockInfoContiguous head) {
this.current = head; this.current = head;
} }
@ -91,8 +91,8 @@ public class DatanodeStorageInfo {
return current != null; return current != null;
} }
public BlockInfo next() { public BlockInfoContiguous next() {
BlockInfo res = current; BlockInfoContiguous res = current;
current = current.getNext(current.findStorageInfo(DatanodeStorageInfo.this)); current = current.getNext(current.findStorageInfo(DatanodeStorageInfo.this));
return res; return res;
} }
@ -112,7 +112,7 @@ public class DatanodeStorageInfo {
private volatile long remaining; private volatile long remaining;
private long blockPoolUsed; private long blockPoolUsed;
private volatile BlockInfo blockList = null; private volatile BlockInfoContiguous blockList = null;
private int numBlocks = 0; private int numBlocks = 0;
/** The number of block reports received */ /** The number of block reports received */
@ -215,7 +215,7 @@ public class DatanodeStorageInfo {
return blockPoolUsed; return blockPoolUsed;
} }
public AddBlockResult addBlock(BlockInfo b) { public AddBlockResult addBlock(BlockInfoContiguous b) {
// First check whether the block belongs to a different storage // First check whether the block belongs to a different storage
// on the same DN. // on the same DN.
AddBlockResult result = AddBlockResult.ADDED; AddBlockResult result = AddBlockResult.ADDED;
@ -240,7 +240,7 @@ public class DatanodeStorageInfo {
return result; return result;
} }
public boolean removeBlock(BlockInfo b) { public boolean removeBlock(BlockInfoContiguous b) {
blockList = b.listRemove(blockList, this); blockList = b.listRemove(blockList, this);
if (b.removeStorage(this)) { if (b.removeStorage(this)) {
numBlocks--; numBlocks--;
@ -254,7 +254,7 @@ public class DatanodeStorageInfo {
return numBlocks; return numBlocks;
} }
Iterator<BlockInfo> getBlockIterator() { Iterator<BlockInfoContiguous> getBlockIterator() {
return new BlockIterator(blockList); return new BlockIterator(blockList);
} }
@ -263,7 +263,7 @@ public class DatanodeStorageInfo {
* Move block to the head of the list of blocks belonging to the data-node. * Move block to the head of the list of blocks belonging to the data-node.
* @return the index of the head of the blockList * @return the index of the head of the blockList
*/ */
int moveBlockToHead(BlockInfo b, int curIndex, int headIndex) { int moveBlockToHead(BlockInfoContiguous b, int curIndex, int headIndex) {
blockList = b.moveBlockToHead(blockList, this, curIndex, headIndex); blockList = b.moveBlockToHead(blockList, this, curIndex, headIndex);
return curIndex; return curIndex;
} }
@ -273,7 +273,7 @@ public class DatanodeStorageInfo {
* @return the head of the blockList * @return the head of the blockList
*/ */
@VisibleForTesting @VisibleForTesting
BlockInfo getBlockListHeadForTesting(){ BlockInfoContiguous getBlockListHeadForTesting(){
return blockList; return blockList;
} }

6
hadoop-hdfs-project/hadoop-hdfs/src/main/java/org/apache/hadoop/hdfs/server/namenode/FSDirConcatOp.java
View File

@ -23,7 +23,7 @@ import org.apache.hadoop.fs.Path;
import org.apache.hadoop.fs.permission.FsAction; import org.apache.hadoop.fs.permission.FsAction;
import org.apache.hadoop.hdfs.protocol.HdfsFileStatus; import org.apache.hadoop.hdfs.protocol.HdfsFileStatus;
import org.apache.hadoop.hdfs.protocol.SnapshotException; import org.apache.hadoop.hdfs.protocol.SnapshotException;
import org.apache.hadoop.hdfs.server.blockmanagement.BlockInfo; import org.apache.hadoop.hdfs.server.blockmanagement.BlockInfoContiguous;
import java.io.IOException; import java.io.IOException;
import java.util.Arrays; import java.util.Arrays;
@ -96,7 +96,7 @@ class FSDirConcatOp {
long blockSize = trgInode.getPreferredBlockSize(); long blockSize = trgInode.getPreferredBlockSize();
// check the end block to be full // check the end block to be full
final BlockInfo last = trgInode.getLastBlock(); final BlockInfoContiguous last = trgInode.getLastBlock();
if(blockSize != last.getNumBytes()) { if(blockSize != last.getNumBytes()) {
throw new HadoopIllegalArgumentException("The last block in " + target throw new HadoopIllegalArgumentException("The last block in " + target
+ " is not full; last block size = " + last.getNumBytes() + " is not full; last block size = " + last.getNumBytes()
@ -133,7 +133,7 @@ class FSDirConcatOp {
//boolean endBlock=false; //boolean endBlock=false;
// verify that all the blocks are of the same length as target // verify that all the blocks are of the same length as target
// should be enough to check the end blocks // should be enough to check the end blocks
final BlockInfo[] srcBlocks = srcInode.getBlocks(); final BlockInfoContiguous[] srcBlocks = srcInode.getBlocks();
int idx = srcBlocks.length-1; int idx = srcBlocks.length-1;
if(endSrc) if(endSrc)
idx = srcBlocks.length-2; // end block of endSrc is OK not to be full idx = srcBlocks.length-2; // end block of endSrc is OK not to be full

16
hadoop-hdfs-project/hadoop-hdfs/src/main/java/org/apache/hadoop/hdfs/server/namenode/FSDirectory.java
View File

@ -52,8 +52,8 @@ import org.apache.hadoop.hdfs.protocol.QuotaExceededException;
import org.apache.hadoop.hdfs.protocol.SnapshotAccessControlException; import org.apache.hadoop.hdfs.protocol.SnapshotAccessControlException;
import org.apache.hadoop.hdfs.protocol.proto.HdfsProtos; import org.apache.hadoop.hdfs.protocol.proto.HdfsProtos;
import org.apache.hadoop.hdfs.protocolPB.PBHelper; 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.BlockInfoUnderConstruction; import org.apache.hadoop.hdfs.server.blockmanagement.BlockInfoContiguousUnderConstruction;
import org.apache.hadoop.hdfs.server.blockmanagement.BlockManager; import org.apache.hadoop.hdfs.server.blockmanagement.BlockManager;
import org.apache.hadoop.hdfs.server.blockmanagement.DatanodeStorageInfo; import org.apache.hadoop.hdfs.server.blockmanagement.DatanodeStorageInfo;
import org.apache.hadoop.hdfs.server.common.HdfsServerConstants.BlockUCState; import org.apache.hadoop.hdfs.server.common.HdfsServerConstants.BlockUCState;
@ -364,7 +364,7 @@ public class FSDirectory implements Closeable {
long mtime, long atime, short replication, long preferredBlockSize, long mtime, long atime, short replication, long preferredBlockSize,
byte storagePolicyId) { byte storagePolicyId) {
return new INodeFile(id, null, permissions, mtime, atime, return new INodeFile(id, null, permissions, mtime, atime,
BlockInfo.EMPTY_ARRAY, replication, preferredBlockSize, BlockInfoContiguous.EMPTY_ARRAY, replication, preferredBlockSize,
storagePolicyId); storagePolicyId);
} }
@ -444,8 +444,8 @@ public class FSDirectory implements Closeable {
/** /**
* Add a block to the file. Returns a reference to the added block. * Add a block to the file. Returns a reference to the added block.
*/ */
BlockInfo addBlock(String path, INodesInPath inodesInPath, Block block, BlockInfoContiguous addBlock(String path, INodesInPath inodesInPath,
DatanodeStorageInfo[] targets) throws IOException { Block block, DatanodeStorageInfo[] targets) throws IOException {
writeLock(); writeLock();
try { try {
final INodeFile fileINode = inodesInPath.getLastINode().asFile(); final INodeFile fileINode = inodesInPath.getLastINode().asFile();
@ -455,8 +455,8 @@ public class FSDirectory implements Closeable {
updateCount(inodesInPath, 0, fileINode.getBlockDiskspace(), true); updateCount(inodesInPath, 0, fileINode.getBlockDiskspace(), true);
// associate new last block for the file // associate new last block for the file
BlockInfoUnderConstruction blockInfo = BlockInfoContiguousUnderConstruction blockInfo =
new BlockInfoUnderConstruction( new BlockInfoContiguousUnderConstruction(
block, block,
fileINode.getFileReplication(), fileINode.getFileReplication(),
BlockUCState.UNDER_CONSTRUCTION, BlockUCState.UNDER_CONSTRUCTION,
@ -974,7 +974,7 @@ public class FSDirectory implements Closeable {
unprotectedTruncate(iip, newLength, collectedBlocks, mtime); unprotectedTruncate(iip, newLength, collectedBlocks, mtime);
if(! onBlockBoundary) { if(! onBlockBoundary) {
BlockInfo oldBlock = file.getLastBlock(); BlockInfoContiguous oldBlock = file.getLastBlock();
Block tBlk = Block tBlk =
getFSNamesystem().prepareFileForTruncate(iip, getFSNamesystem().prepareFileForTruncate(iip,
clientName, clientMachine, file.computeFileSize() - newLength, clientName, clientMachine, file.computeFileSize() - newLength,

8
hadoop-hdfs-project/hadoop-hdfs/src/main/java/org/apache/hadoop/hdfs/server/namenode/FSEditLog.java
View File

@ -44,7 +44,7 @@ import org.apache.hadoop.hdfs.protocol.CacheDirectiveInfo;
import org.apache.hadoop.hdfs.protocol.CachePoolInfo; import org.apache.hadoop.hdfs.protocol.CachePoolInfo;
import org.apache.hadoop.hdfs.protocol.HdfsConstants; import org.apache.hadoop.hdfs.protocol.HdfsConstants;
import org.apache.hadoop.hdfs.security.token.delegation.DelegationTokenIdentifier; import org.apache.hadoop.hdfs.security.token.delegation.DelegationTokenIdentifier;
import org.apache.hadoop.hdfs.server.blockmanagement.BlockInfo; import org.apache.hadoop.hdfs.server.blockmanagement.BlockInfoContiguous;
import org.apache.hadoop.hdfs.server.common.HdfsServerConstants.NamenodeRole; import org.apache.hadoop.hdfs.server.common.HdfsServerConstants.NamenodeRole;
import org.apache.hadoop.hdfs.server.common.Storage.FormatConfirmable; import org.apache.hadoop.hdfs.server.common.Storage.FormatConfirmable;
import org.apache.hadoop.hdfs.server.common.Storage.StorageDirectory; import org.apache.hadoop.hdfs.server.common.Storage.StorageDirectory;
@ -758,10 +758,10 @@ public class FSEditLog implements LogsPurgeable {
public void logAddBlock(String path, INodeFile file) { public void logAddBlock(String path, INodeFile file) {
Preconditions.checkArgument(file.isUnderConstruction()); Preconditions.checkArgument(file.isUnderConstruction());
BlockInfo[] blocks = file.getBlocks(); BlockInfoContiguous[] blocks = file.getBlocks();
Preconditions.checkState(blocks != null && blocks.length > 0); Preconditions.checkState(blocks != null && blocks.length > 0);
BlockInfo pBlock = blocks.length > 1 ? blocks[blocks.length - 2] : null; BlockInfoContiguous pBlock = blocks.length > 1 ? blocks[blocks.length - 2] : null;
BlockInfo lastBlock = blocks[blocks.length - 1]; BlockInfoContiguous lastBlock = blocks[blocks.length - 1];
AddBlockOp op = AddBlockOp.getInstance(cache.get()).setPath(path) AddBlockOp op = AddBlockOp.getInstance(cache.get()).setPath(path)
.setPenultimateBlock(pBlock).setLastBlock(lastBlock); .setPenultimateBlock(pBlock).setLastBlock(lastBlock);
logEdit(op); logEdit(op);

26
hadoop-hdfs-project/hadoop-hdfs/src/main/java/org/apache/hadoop/hdfs/server/namenode/FSEditLogLoader.java
View File

@ -43,8 +43,8 @@ import org.apache.hadoop.hdfs.protocol.HdfsFileStatus;
import org.apache.hadoop.hdfs.protocol.LastBlockWithStatus; import org.apache.hadoop.hdfs.protocol.LastBlockWithStatus;
import org.apache.hadoop.hdfs.protocol.LayoutVersion; import org.apache.hadoop.hdfs.protocol.LayoutVersion;
import org.apache.hadoop.hdfs.protocol.LocatedBlock; import org.apache.hadoop.hdfs.protocol.LocatedBlock;
import org.apache.hadoop.hdfs.server.blockmanagement.BlockInfo; import org.apache.hadoop.hdfs.server.blockmanagement.BlockInfoContiguous;
import org.apache.hadoop.hdfs.server.blockmanagement.BlockInfoUnderConstruction; import org.apache.hadoop.hdfs.server.blockmanagement.BlockInfoContiguousUnderConstruction;
import org.apache.hadoop.hdfs.server.common.HdfsServerConstants.RollingUpgradeStartupOption; import org.apache.hadoop.hdfs.server.common.HdfsServerConstants.RollingUpgradeStartupOption;
import org.apache.hadoop.hdfs.server.common.HdfsServerConstants.StartupOption; import org.apache.hadoop.hdfs.server.common.HdfsServerConstants.StartupOption;
import org.apache.hadoop.hdfs.server.common.Storage; import org.apache.hadoop.hdfs.server.common.Storage;
@ -903,7 +903,7 @@ public class FSEditLogLoader {
*/ */
private void addNewBlock(FSDirectory fsDir, AddBlockOp op, INodeFile file) private void addNewBlock(FSDirectory fsDir, AddBlockOp op, INodeFile file)
throws IOException { throws IOException {
BlockInfo[] oldBlocks = file.getBlocks(); BlockInfoContiguous[] oldBlocks = file.getBlocks();
Block pBlock = op.getPenultimateBlock(); Block pBlock = op.getPenultimateBlock();
Block newBlock= op.getLastBlock(); Block newBlock= op.getLastBlock();
@ -920,16 +920,16 @@ public class FSEditLogLoader {
} }
oldLastBlock.setNumBytes(pBlock.getNumBytes()); oldLastBlock.setNumBytes(pBlock.getNumBytes());
if (oldLastBlock instanceof BlockInfoUnderConstruction) { if (oldLastBlock instanceof BlockInfoContiguousUnderConstruction) {
fsNamesys.getBlockManager().forceCompleteBlock(file, fsNamesys.getBlockManager().forceCompleteBlock(file,
(BlockInfoUnderConstruction) oldLastBlock); (BlockInfoContiguousUnderConstruction) oldLastBlock);
fsNamesys.getBlockManager().processQueuedMessagesForBlock(pBlock); fsNamesys.getBlockManager().processQueuedMessagesForBlock(pBlock);
} }
} else { // the penultimate block is null } else { // the penultimate block is null
Preconditions.checkState(oldBlocks == null || oldBlocks.length == 0); Preconditions.checkState(oldBlocks == null || oldBlocks.length == 0);
} }
// add the new block // add the new block
BlockInfo newBI = new BlockInfoUnderConstruction( BlockInfoContiguous newBI = new BlockInfoContiguousUnderConstruction(
newBlock, file.getBlockReplication()); newBlock, file.getBlockReplication());
fsNamesys.getBlockManager().addBlockCollection(newBI, file); fsNamesys.getBlockManager().addBlockCollection(newBI, file);
file.addBlock(newBI); file.addBlock(newBI);
@ -943,7 +943,7 @@ public class FSEditLogLoader {
private void updateBlocks(FSDirectory fsDir, BlockListUpdatingOp op, private void updateBlocks(FSDirectory fsDir, BlockListUpdatingOp op,
INodesInPath iip, INodeFile file) throws IOException { INodesInPath iip, INodeFile file) throws IOException {
// Update its block list // Update its block list
BlockInfo[] oldBlocks = file.getBlocks(); BlockInfoContiguous[] oldBlocks = file.getBlocks();
Block[] newBlocks = op.getBlocks(); Block[] newBlocks = op.getBlocks();
String path = op.getPath(); String path = op.getPath();
@ -952,7 +952,7 @@ public class FSEditLogLoader {
// First, update blocks in common // First, update blocks in common
for (int i = 0; i < oldBlocks.length && i < newBlocks.length; i++) { for (int i = 0; i < oldBlocks.length && i < newBlocks.length; i++) {
BlockInfo oldBlock = oldBlocks[i]; BlockInfoContiguous oldBlock = oldBlocks[i];
Block newBlock = newBlocks[i]; Block newBlock = newBlocks[i];
boolean isLastBlock = i == newBlocks.length - 1; boolean isLastBlock = i == newBlocks.length - 1;
@ -970,11 +970,11 @@ public class FSEditLogLoader {
oldBlock.getGenerationStamp() != newBlock.getGenerationStamp(); oldBlock.getGenerationStamp() != newBlock.getGenerationStamp();
oldBlock.setGenerationStamp(newBlock.getGenerationStamp()); oldBlock.setGenerationStamp(newBlock.getGenerationStamp());
if (oldBlock instanceof BlockInfoUnderConstruction && if (oldBlock instanceof BlockInfoContiguousUnderConstruction &&
(!isLastBlock || op.shouldCompleteLastBlock())) { (!isLastBlock || op.shouldCompleteLastBlock())) {
changeMade = true; changeMade = true;
fsNamesys.getBlockManager().forceCompleteBlock(file, fsNamesys.getBlockManager().forceCompleteBlock(file,
(BlockInfoUnderConstruction) oldBlock); (BlockInfoContiguousUnderConstruction) oldBlock);
} }
if (changeMade) { if (changeMade) {
// The state or gen-stamp of the block has changed. So, we may be // The state or gen-stamp of the block has changed. So, we may be
@ -1003,19 +1003,19 @@ public class FSEditLogLoader {
// We're adding blocks // We're adding blocks
for (int i = oldBlocks.length; i < newBlocks.length; i++) { for (int i = oldBlocks.length; i < newBlocks.length; i++) {
Block newBlock = newBlocks[i]; Block newBlock = newBlocks[i];
BlockInfo newBI; BlockInfoContiguous newBI;
if (!op.shouldCompleteLastBlock()) { if (!op.shouldCompleteLastBlock()) {
// TODO: shouldn't this only be true for the last block? // TODO: shouldn't this only be true for the last block?
// what about an old-version fsync() where fsync isn't called // what about an old-version fsync() where fsync isn't called
// until several blocks in? // until several blocks in?
newBI = new BlockInfoUnderConstruction( newBI = new BlockInfoContiguousUnderConstruction(
newBlock, file.getBlockReplication()); newBlock, file.getBlockReplication());
} else { } else {
// OP_CLOSE should add finalized blocks. This code path // OP_CLOSE should add finalized blocks. This code path
// is only executed when loading edits written by prior // is only executed when loading edits written by prior
// versions of Hadoop. Current versions always log // versions of Hadoop. Current versions always log
// OP_ADD operations as each block is allocated. // OP_ADD operations as each block is allocated.
newBI = new BlockInfo(newBlock, file.getBlockReplication()); newBI = new BlockInfoContiguous(newBlock, file.getBlockReplication());
} }
fsNamesys.getBlockManager().addBlockCollection(newBI, file); fsNamesys.getBlockManager().addBlockCollection(newBI, file);
file.addBlock(newBI); file.addBlock(newBI);

18
hadoop-hdfs-project/hadoop-hdfs/src/main/java/org/apache/hadoop/hdfs/server/namenode/FSImageFormat.java
View File

@ -52,8 +52,8 @@ import org.apache.hadoop.hdfs.protocol.HdfsConstants;
import org.apache.hadoop.hdfs.protocol.LayoutFlags; import org.apache.hadoop.hdfs.protocol.LayoutFlags;
import org.apache.hadoop.hdfs.protocol.LayoutVersion; import org.apache.hadoop.hdfs.protocol.LayoutVersion;
import org.apache.hadoop.hdfs.protocol.LayoutVersion.Feature; import org.apache.hadoop.hdfs.protocol.LayoutVersion.Feature;
import org.apache.hadoop.hdfs.server.blockmanagement.BlockInfo; import org.apache.hadoop.hdfs.server.blockmanagement.BlockInfoContiguous;
import org.apache.hadoop.hdfs.server.blockmanagement.BlockInfoUnderConstruction; import org.apache.hadoop.hdfs.server.blockmanagement.BlockInfoContiguousUnderConstruction;
import org.apache.hadoop.hdfs.server.blockmanagement.BlockManager; import org.apache.hadoop.hdfs.server.blockmanagement.BlockManager;
import org.apache.hadoop.hdfs.server.common.HdfsServerConstants.StartupOption; import org.apache.hadoop.hdfs.server.common.HdfsServerConstants.StartupOption;
import org.apache.hadoop.hdfs.server.common.InconsistentFSStateException; import org.apache.hadoop.hdfs.server.common.InconsistentFSStateException;
@ -684,7 +684,7 @@ public class FSImageFormat {
public void updateBlocksMap(INodeFile file) { public void updateBlocksMap(INodeFile file) {
// Add file->block mapping // Add file->block mapping
final BlockInfo[] blocks = file.getBlocks(); final BlockInfoContiguous[] blocks = file.getBlocks();
if (blocks != null) { if (blocks != null) {
final BlockManager bm = namesystem.getBlockManager(); final BlockManager bm = namesystem.getBlockManager();
for (int i = 0; i < blocks.length; i++) { for (int i = 0; i < blocks.length; i++) {
@ -751,9 +751,9 @@ public class FSImageFormat {
// file // file
// read blocks // read blocks
BlockInfo[] blocks = new BlockInfo[numBlocks]; BlockInfoContiguous[] blocks = new BlockInfoContiguous[numBlocks];
for (int j = 0; j < numBlocks; j++) { for (int j = 0; j < numBlocks; j++) {
blocks[j] = new BlockInfo(replication); blocks[j] = new BlockInfoContiguous(replication);
blocks[j].readFields(in); blocks[j].readFields(in);
} }
@ -773,8 +773,8 @@ public class FSImageFormat {
clientMachine = FSImageSerialization.readString(in); clientMachine = FSImageSerialization.readString(in);
// convert the last block to BlockUC // convert the last block to BlockUC
if (blocks.length > 0) { if (blocks.length > 0) {
BlockInfo lastBlk = blocks[blocks.length - 1]; BlockInfoContiguous lastBlk = blocks[blocks.length - 1];
blocks[blocks.length - 1] = new BlockInfoUnderConstruction( blocks[blocks.length - 1] = new BlockInfoContiguousUnderConstruction(
lastBlk, replication); lastBlk, replication);
} }
} }
@ -952,9 +952,9 @@ public class FSImageFormat {
FileUnderConstructionFeature uc = cons.getFileUnderConstructionFeature(); FileUnderConstructionFeature uc = cons.getFileUnderConstructionFeature();
oldnode.toUnderConstruction(uc.getClientName(), uc.getClientMachine()); oldnode.toUnderConstruction(uc.getClientName(), uc.getClientMachine());
if (oldnode.numBlocks() > 0) { if (oldnode.numBlocks() > 0) {
BlockInfo ucBlock = cons.getLastBlock(); BlockInfoContiguous ucBlock = cons.getLastBlock();
// we do not replace the inode, just replace the last block of oldnode // we do not replace the inode, just replace the last block of oldnode
BlockInfo info = namesystem.getBlockManager().addBlockCollection( BlockInfoContiguous info = namesystem.getBlockManager().addBlockCollection(
ucBlock, oldnode); ucBlock, oldnode);
oldnode.setBlock(oldnode.numBlocks() - 1, info); oldnode.setBlock(oldnode.numBlocks() - 1, info);
} }

14
hadoop-hdfs-project/hadoop-hdfs/src/main/java/org/apache/hadoop/hdfs/server/namenode/FSImageFormatPBINode.java
View File

@ -40,8 +40,8 @@ import org.apache.hadoop.fs.XAttr;
import org.apache.hadoop.hdfs.protocol.Block; import org.apache.hadoop.hdfs.protocol.Block;
import org.apache.hadoop.hdfs.protocol.proto.HdfsProtos.BlockProto; import org.apache.hadoop.hdfs.protocol.proto.HdfsProtos.BlockProto;
import org.apache.hadoop.hdfs.protocolPB.PBHelper; 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.BlockInfoUnderConstruction; import org.apache.hadoop.hdfs.server.blockmanagement.BlockInfoContiguousUnderConstruction;
import org.apache.hadoop.hdfs.server.blockmanagement.BlockManager; import org.apache.hadoop.hdfs.server.blockmanagement.BlockManager;
import org.apache.hadoop.hdfs.server.namenode.FSImageFormatProtobuf.LoaderContext; import org.apache.hadoop.hdfs.server.namenode.FSImageFormatProtobuf.LoaderContext;
import org.apache.hadoop.hdfs.server.namenode.FSImageFormatProtobuf.SaverContext; import org.apache.hadoop.hdfs.server.namenode.FSImageFormatProtobuf.SaverContext;
@ -169,7 +169,7 @@ public final class FSImageFormatPBINode {
public static void updateBlocksMap(INodeFile file, BlockManager bm) { public static void updateBlocksMap(INodeFile file, BlockManager bm) {
// Add file->block mapping // Add file->block mapping
final BlockInfo[] blocks = file.getBlocks(); final BlockInfoContiguous[] blocks = file.getBlocks();
if (blocks != null) { if (blocks != null) {
for (int i = 0; i < blocks.length; i++) { for (int i = 0; i < blocks.length; i++) {
file.setBlock(i, bm.addBlockCollection(blocks[i], file)); file.setBlock(i, bm.addBlockCollection(blocks[i], file));
@ -281,9 +281,9 @@ public final class FSImageFormatPBINode {
short replication = (short) f.getReplication(); short replication = (short) f.getReplication();
LoaderContext state = parent.getLoaderContext(); LoaderContext state = parent.getLoaderContext();
BlockInfo[] blocks = new BlockInfo[bp.size()]; BlockInfoContiguous[] blocks = new BlockInfoContiguous[bp.size()];
for (int i = 0, e = bp.size(); i < e; ++i) { for (int i = 0, e = bp.size(); i < e; ++i) {
blocks[i] = new BlockInfo(PBHelper.convert(bp.get(i)), replication); blocks[i] = new BlockInfoContiguous(PBHelper.convert(bp.get(i)), replication);
} }
final PermissionStatus permissions = loadPermission(f.getPermission(), final PermissionStatus permissions = loadPermission(f.getPermission(),
parent.getLoaderContext().getStringTable()); parent.getLoaderContext().getStringTable());
@ -309,9 +309,9 @@ public final class FSImageFormatPBINode {
INodeSection.FileUnderConstructionFeature uc = f.getFileUC(); INodeSection.FileUnderConstructionFeature uc = f.getFileUC();
file.toUnderConstruction(uc.getClientName(), uc.getClientMachine()); file.toUnderConstruction(uc.getClientName(), uc.getClientMachine());
if (blocks.length > 0) { if (blocks.length > 0) {
BlockInfo lastBlk = file.getLastBlock(); BlockInfoContiguous lastBlk = file.getLastBlock();
// replace the last block of file // replace the last block of file
file.setBlock(file.numBlocks() - 1, new BlockInfoUnderConstruction( file.setBlock(file.numBlocks() - 1, new BlockInfoContiguousUnderConstruction(
lastBlk, replication)); lastBlk, replication));
} }
} }

10
hadoop-hdfs-project/hadoop-hdfs/src/main/java/org/apache/hadoop/hdfs/server/namenode/FSImageSerialization.java
View File

@ -33,8 +33,8 @@ import org.apache.hadoop.hdfs.protocol.Block;
import org.apache.hadoop.hdfs.protocol.CacheDirectiveInfo; import org.apache.hadoop.hdfs.protocol.CacheDirectiveInfo;
import org.apache.hadoop.hdfs.protocol.CachePoolInfo; import org.apache.hadoop.hdfs.protocol.CachePoolInfo;
import org.apache.hadoop.hdfs.protocol.LayoutVersion; import org.apache.hadoop.hdfs.protocol.LayoutVersion;
import org.apache.hadoop.hdfs.server.blockmanagement.BlockInfo; import org.apache.hadoop.hdfs.server.blockmanagement.BlockInfoContiguous;
import org.apache.hadoop.hdfs.server.blockmanagement.BlockInfoUnderConstruction; import org.apache.hadoop.hdfs.server.blockmanagement.BlockInfoContiguousUnderConstruction;
import org.apache.hadoop.hdfs.server.common.HdfsServerConstants.BlockUCState; import org.apache.hadoop.hdfs.server.common.HdfsServerConstants.BlockUCState;
import org.apache.hadoop.hdfs.server.namenode.snapshot.SnapshotFSImageFormat; import org.apache.hadoop.hdfs.server.namenode.snapshot.SnapshotFSImageFormat;
import org.apache.hadoop.hdfs.server.namenode.snapshot.SnapshotFSImageFormat.ReferenceMap; import org.apache.hadoop.hdfs.server.namenode.snapshot.SnapshotFSImageFormat.ReferenceMap;
@ -126,17 +126,17 @@ public class FSImageSerialization {
long preferredBlockSize = in.readLong(); long preferredBlockSize = in.readLong();
int numBlocks = in.readInt(); int numBlocks = in.readInt();
BlockInfo[] blocks = new BlockInfo[numBlocks]; BlockInfoContiguous[] blocks = new BlockInfoContiguous[numBlocks];
Block blk = new Block(); Block blk = new Block();
int i = 0; int i = 0;
for (; i < numBlocks-1; i++) { for (; i < numBlocks-1; i++) {
blk.readFields(in); blk.readFields(in);
blocks[i] = new BlockInfo(blk, blockReplication); blocks[i] = new BlockInfoContiguous(blk, blockReplication);
} }
// last block is UNDER_CONSTRUCTION // last block is UNDER_CONSTRUCTION
if(numBlocks > 0) { if(numBlocks > 0) {
blk.readFields(in); blk.readFields(in);
blocks[i] = new BlockInfoUnderConstruction( blocks[i] = new BlockInfoContiguousUnderConstruction(
blk, blockReplication, BlockUCState.UNDER_CONSTRUCTION, null); blk, blockReplication, BlockUCState.UNDER_CONSTRUCTION, null);
} }
PermissionStatus perm = PermissionStatus.read(in); PermissionStatus perm = PermissionStatus.read(in);

74
hadoop-hdfs-project/hadoop-hdfs/src/main/java/org/apache/hadoop/hdfs/server/namenode/FSNamesystem.java
View File

@ -205,8 +205,8 @@ import org.apache.hadoop.hdfs.security.token.delegation.DelegationTokenSecretMan
import org.apache.hadoop.hdfs.security.token.delegation.DelegationTokenSecretManager.SecretManagerState; import org.apache.hadoop.hdfs.security.token.delegation.DelegationTokenSecretManager.SecretManagerState;
import org.apache.hadoop.hdfs.server.blockmanagement.BlockCollection; import org.apache.hadoop.hdfs.server.blockmanagement.BlockCollection;
import org.apache.hadoop.hdfs.server.blockmanagement.BlockIdManager; import org.apache.hadoop.hdfs.server.blockmanagement.BlockIdManager;
import org.apache.hadoop.hdfs.server.blockmanagement.BlockInfo; import org.apache.hadoop.hdfs.server.blockmanagement.BlockInfoContiguous;
import org.apache.hadoop.hdfs.server.blockmanagement.BlockInfoUnderConstruction; import org.apache.hadoop.hdfs.server.blockmanagement.BlockInfoContiguousUnderConstruction;
import org.apache.hadoop.hdfs.server.blockmanagement.BlockManager; import org.apache.hadoop.hdfs.server.blockmanagement.BlockManager;
import org.apache.hadoop.hdfs.server.blockmanagement.DatanodeDescriptor; import org.apache.hadoop.hdfs.server.blockmanagement.DatanodeDescriptor;
import org.apache.hadoop.hdfs.server.blockmanagement.DatanodeManager; import org.apache.hadoop.hdfs.server.blockmanagement.DatanodeManager;
@ -2070,7 +2070,7 @@ public class FSNamesystem implements Namesystem, FSNamesystemMBean,
leaseManager.addLease( leaseManager.addLease(
file.getFileUnderConstructionFeature().getClientName(), src); file.getFileUnderConstructionFeature().getClientName(), src);
boolean shouldRecoverNow = (newBlock == null); boolean shouldRecoverNow = (newBlock == null);
BlockInfo oldBlock = file.getLastBlock(); BlockInfoContiguous oldBlock = file.getLastBlock();
boolean shouldCopyOnTruncate = shouldCopyOnTruncate(file, oldBlock); boolean shouldCopyOnTruncate = shouldCopyOnTruncate(file, oldBlock);
if(newBlock == null) { if(newBlock == null) {
newBlock = (shouldCopyOnTruncate) ? createNewBlock() : newBlock = (shouldCopyOnTruncate) ? createNewBlock() :
@ -2078,11 +2078,11 @@ public class FSNamesystem implements Namesystem, FSNamesystemMBean,
nextGenerationStamp(blockIdManager.isLegacyBlock(oldBlock))); nextGenerationStamp(blockIdManager.isLegacyBlock(oldBlock)));
} }
BlockInfoUnderConstruction truncatedBlockUC; BlockInfoContiguousUnderConstruction truncatedBlockUC;
if(shouldCopyOnTruncate) { if(shouldCopyOnTruncate) {
// Add new truncateBlock into blocksMap and // Add new truncateBlock into blocksMap and
// use oldBlock as a source for copy-on-truncate recovery // use oldBlock as a source for copy-on-truncate recovery
truncatedBlockUC = new BlockInfoUnderConstruction(newBlock, truncatedBlockUC = new BlockInfoContiguousUnderConstruction(newBlock,
file.getBlockReplication()); file.getBlockReplication());
truncatedBlockUC.setNumBytes(oldBlock.getNumBytes() - lastBlockDelta); truncatedBlockUC.setNumBytes(oldBlock.getNumBytes() - lastBlockDelta);
truncatedBlockUC.setTruncateBlock(oldBlock); truncatedBlockUC.setTruncateBlock(oldBlock);
@ -2098,7 +2098,7 @@ public class FSNamesystem implements Namesystem, FSNamesystemMBean,
blockManager.convertLastBlockToUnderConstruction(file, lastBlockDelta); blockManager.convertLastBlockToUnderConstruction(file, lastBlockDelta);
oldBlock = file.getLastBlock(); oldBlock = file.getLastBlock();
assert !oldBlock.isComplete() : "oldBlock should be under construction"; assert !oldBlock.isComplete() : "oldBlock should be under construction";
truncatedBlockUC = (BlockInfoUnderConstruction) oldBlock; truncatedBlockUC = (BlockInfoContiguousUnderConstruction) oldBlock;
truncatedBlockUC.setTruncateBlock(new Block(oldBlock)); truncatedBlockUC.setTruncateBlock(new Block(oldBlock));
truncatedBlockUC.getTruncateBlock().setNumBytes( truncatedBlockUC.getTruncateBlock().setNumBytes(
oldBlock.getNumBytes() - lastBlockDelta); oldBlock.getNumBytes() - lastBlockDelta);
@ -2124,7 +2124,7 @@ public class FSNamesystem implements Namesystem, FSNamesystemMBean,
* Defines if a replica needs to be copied on truncate or * Defines if a replica needs to be copied on truncate or
* can be truncated in place. * can be truncated in place.
*/ */
boolean shouldCopyOnTruncate(INodeFile file, BlockInfo blk) { boolean shouldCopyOnTruncate(INodeFile file, BlockInfoContiguous blk) {
if(!isUpgradeFinalized()) { if(!isUpgradeFinalized()) {
return true; return true;
} }
@ -2618,7 +2618,7 @@ public class FSNamesystem implements Namesystem, FSNamesystemMBean,
recoverLeaseInternal(RecoverLeaseOp.APPEND_FILE, recoverLeaseInternal(RecoverLeaseOp.APPEND_FILE,
iip, src, holder, clientMachine, false); iip, src, holder, clientMachine, false);
final BlockInfo lastBlock = myFile.getLastBlock(); final BlockInfoContiguous lastBlock = myFile.getLastBlock();
// Check that the block has at least minimum replication. // Check that the block has at least minimum replication.
if(lastBlock != null && lastBlock.isComplete() && if(lastBlock != null && lastBlock.isComplete() &&
!getBlockManager().isSufficientlyReplicated(lastBlock)) { !getBlockManager().isSufficientlyReplicated(lastBlock)) {
@ -2791,7 +2791,7 @@ public class FSNamesystem implements Namesystem, FSNamesystemMBean,
op.getExceptionMessage(src, holder, clientMachine, op.getExceptionMessage(src, holder, clientMachine,
"lease recovery is in progress. Try again later.")); "lease recovery is in progress. Try again later."));
} else { } else {
final BlockInfo lastBlock = file.getLastBlock(); final BlockInfoContiguous lastBlock = file.getLastBlock();
if (lastBlock != null if (lastBlock != null
&& lastBlock.getBlockUCState() == BlockUCState.UNDER_RECOVERY) { && lastBlock.getBlockUCState() == BlockUCState.UNDER_RECOVERY) {
throw new RecoveryInProgressException( throw new RecoveryInProgressException(
@ -2976,8 +2976,8 @@ public class FSNamesystem implements Namesystem, FSNamesystemMBean,
return onRetryBlock[0]; return onRetryBlock[0];
} else { } else {
// add new chosen targets to already allocated block and return // add new chosen targets to already allocated block and return
BlockInfo lastBlockInFile = pendingFile.getLastBlock(); BlockInfoContiguous lastBlockInFile = pendingFile.getLastBlock();
((BlockInfoUnderConstruction) lastBlockInFile) ((BlockInfoContiguousUnderConstruction) lastBlockInFile)
.setExpectedLocations(targets); .setExpectedLocations(targets);
offset = pendingFile.computeFileSize(); offset = pendingFile.computeFileSize();
return makeLocatedBlock(lastBlockInFile, targets, offset); return makeLocatedBlock(lastBlockInFile, targets, offset);
@ -3068,7 +3068,7 @@ public class FSNamesystem implements Namesystem, FSNamesystemMBean,
} }
} }
final INodeFile pendingFile = checkLease(src, clientName, inode, fileId); final INodeFile pendingFile = checkLease(src, clientName, inode, fileId);
BlockInfo lastBlockInFile = pendingFile.getLastBlock(); BlockInfoContiguous lastBlockInFile = pendingFile.getLastBlock();
if (!Block.matchingIdAndGenStamp(previousBlock, lastBlockInFile)) { if (!Block.matchingIdAndGenStamp(previousBlock, lastBlockInFile)) {
// The block that the client claims is the current last block // The block that the client claims is the current last block
// doesn't match up with what we think is the last block. There are // doesn't match up with what we think is the last block. There are
@ -3096,7 +3096,7 @@ public class FSNamesystem implements Namesystem, FSNamesystemMBean,
// changed the namesystem state yet. // changed the namesystem state yet.
// We run this analysis again in Part II where case 4 is impossible. // We run this analysis again in Part II where case 4 is impossible.
BlockInfo penultimateBlock = pendingFile.getPenultimateBlock(); BlockInfoContiguous penultimateBlock = pendingFile.getPenultimateBlock();
if (previous == null && if (previous == null &&
lastBlockInFile != null && lastBlockInFile != null &&
lastBlockInFile.getNumBytes() == pendingFile.getPreferredBlockSize() && lastBlockInFile.getNumBytes() == pendingFile.getPreferredBlockSize() &&
@ -3123,7 +3123,7 @@ public class FSNamesystem implements Namesystem, FSNamesystemMBean,
src + ". Returning previously allocated block " + lastBlockInFile); src + ". Returning previously allocated block " + lastBlockInFile);
long offset = pendingFile.computeFileSize(); long offset = pendingFile.computeFileSize();
onRetryBlock[0] = makeLocatedBlock(lastBlockInFile, onRetryBlock[0] = makeLocatedBlock(lastBlockInFile,
((BlockInfoUnderConstruction)lastBlockInFile).getExpectedStorageLocations(), ((BlockInfoContiguousUnderConstruction)lastBlockInFile).getExpectedStorageLocations(),
offset); offset);
return new FileState(pendingFile, src, iip); return new FileState(pendingFile, src, iip);
} else { } else {
@ -3414,11 +3414,11 @@ public class FSNamesystem implements Namesystem, FSNamesystemMBean,
* @param targets target datanodes where replicas of the new block is placed * @param targets target datanodes where replicas of the new block is placed
* @throws QuotaExceededException If addition of block exceeds space quota * @throws QuotaExceededException If addition of block exceeds space quota
*/ */
BlockInfo saveAllocatedBlock(String src, INodesInPath inodes, BlockInfoContiguous saveAllocatedBlock(String src, INodesInPath inodesInPath,
Block newBlock, DatanodeStorageInfo[] targets) Block newBlock, DatanodeStorageInfo[] targets)
throws IOException { throws IOException {
assert hasWriteLock(); assert hasWriteLock();
BlockInfo b = dir.addBlock(src, inodes, newBlock, targets); BlockInfoContiguous b = dir.addBlock(src, inodesInPath, newBlock, targets);
NameNode.stateChangeLog.info("BLOCK* allocate " + b + " for " + src); NameNode.stateChangeLog.info("BLOCK* allocate " + b + " for " + src);
DatanodeStorageInfo.incrementBlocksScheduled(targets); DatanodeStorageInfo.incrementBlocksScheduled(targets);
return b; return b;
@ -3445,14 +3445,14 @@ public class FSNamesystem implements Namesystem, FSNamesystemMBean,
try { try {
if (checkall) { if (checkall) {
// check all blocks of the file. // check all blocks of the file.
for (BlockInfo block: v.getBlocks()) { for (BlockInfoContiguous block: v.getBlocks()) {
if (!isCompleteBlock(src, block, blockManager.minReplication)) { if (!isCompleteBlock(src, block, blockManager.minReplication)) {
return false; return false;
} }
} }
} else { } else {
// check the penultimate block of this file // check the penultimate block of this file
BlockInfo b = v.getPenultimateBlock(); BlockInfoContiguous b = v.getPenultimateBlock();
if (b != null if (b != null
&& !isCompleteBlock(src, b, blockManager.minReplication)) { && !isCompleteBlock(src, b, blockManager.minReplication)) {
return false; return false;
@ -3464,9 +3464,9 @@ public class FSNamesystem implements Namesystem, FSNamesystemMBean,
} }
} }
private static boolean isCompleteBlock(String src, BlockInfo b, int minRepl) { private static boolean isCompleteBlock(String src, BlockInfoContiguous b, int minRepl) {
if (!b.isComplete()) { if (!b.isComplete()) {
final BlockInfoUnderConstruction uc = (BlockInfoUnderConstruction)b; final BlockInfoContiguousUnderConstruction uc = (BlockInfoContiguousUnderConstruction)b;
final int numNodes = b.numNodes(); final int numNodes = b.numNodes();
LOG.info("BLOCK* " + b + " is not COMPLETE (ucState = " LOG.info("BLOCK* " + b + " is not COMPLETE (ucState = "
+ uc.getBlockUCState() + ", replication# = " + numNodes + uc.getBlockUCState() + ", replication# = " + numNodes
@ -3656,7 +3656,7 @@ public class FSNamesystem implements Namesystem, FSNamesystemMBean,
for (Block b : blocks.getToDeleteList()) { for (Block b : blocks.getToDeleteList()) {
if (trackBlockCounts) { if (trackBlockCounts) {
BlockInfo bi = getStoredBlock(b); BlockInfoContiguous bi = getStoredBlock(b);
if (bi.isComplete()) { if (bi.isComplete()) {
numRemovedComplete++; numRemovedComplete++;
if (bi.numNodes() >= blockManager.minReplication) { if (bi.numNodes() >= blockManager.minReplication) {
@ -3875,10 +3875,10 @@ public class FSNamesystem implements Namesystem, FSNamesystemMBean,
final INodeFile pendingFile = iip.getLastINode().asFile(); final INodeFile pendingFile = iip.getLastINode().asFile();
int nrBlocks = pendingFile.numBlocks(); int nrBlocks = pendingFile.numBlocks();
BlockInfo[] blocks = pendingFile.getBlocks(); BlockInfoContiguous[] blocks = pendingFile.getBlocks();
int nrCompleteBlocks; int nrCompleteBlocks;
BlockInfo curBlock = null; BlockInfoContiguous curBlock = null;
for(nrCompleteBlocks = 0; nrCompleteBlocks < nrBlocks; nrCompleteBlocks++) { for(nrCompleteBlocks = 0; nrCompleteBlocks < nrBlocks; nrCompleteBlocks++) {
curBlock = blocks[nrCompleteBlocks]; curBlock = blocks[nrCompleteBlocks];
if(!curBlock.isComplete()) if(!curBlock.isComplete())
@ -3913,9 +3913,9 @@ public class FSNamesystem implements Namesystem, FSNamesystemMBean,
// The last block is not COMPLETE, and // The last block is not COMPLETE, and
// that the penultimate block if exists is either COMPLETE or COMMITTED // that the penultimate block if exists is either COMPLETE or COMMITTED
final BlockInfo lastBlock = pendingFile.getLastBlock(); final BlockInfoContiguous lastBlock = pendingFile.getLastBlock();
BlockUCState lastBlockState = lastBlock.getBlockUCState(); BlockUCState lastBlockState = lastBlock.getBlockUCState();
BlockInfo penultimateBlock = pendingFile.getPenultimateBlock(); BlockInfoContiguous penultimateBlock = pendingFile.getPenultimateBlock();
// If penultimate block doesn't exist then its minReplication is met // If penultimate block doesn't exist then its minReplication is met
boolean penultimateBlockMinReplication = penultimateBlock == null ? true : boolean penultimateBlockMinReplication = penultimateBlock == null ? true :
@ -3948,7 +3948,7 @@ public class FSNamesystem implements Namesystem, FSNamesystemMBean,
throw new AlreadyBeingCreatedException(message); throw new AlreadyBeingCreatedException(message);
case UNDER_CONSTRUCTION: case UNDER_CONSTRUCTION:
case UNDER_RECOVERY: case UNDER_RECOVERY:
final BlockInfoUnderConstruction uc = (BlockInfoUnderConstruction)lastBlock; final BlockInfoContiguousUnderConstruction uc = (BlockInfoContiguousUnderConstruction)lastBlock;
// determine if last block was intended to be truncated // determine if last block was intended to be truncated
Block recoveryBlock = uc.getTruncateBlock(); Block recoveryBlock = uc.getTruncateBlock();
boolean truncateRecovery = recoveryBlock != null; boolean truncateRecovery = recoveryBlock != null;
@ -4059,12 +4059,12 @@ public class FSNamesystem implements Namesystem, FSNamesystemMBean,
} }
@VisibleForTesting @VisibleForTesting
BlockInfo getStoredBlock(Block block) { BlockInfoContiguous getStoredBlock(Block block) {
return blockManager.getStoredBlock(block); return blockManager.getStoredBlock(block);
} }
@Override @Override
public boolean isInSnapshot(BlockInfoUnderConstruction blockUC) { public boolean isInSnapshot(BlockInfoContiguousUnderConstruction blockUC) {
assert hasReadLock(); assert hasReadLock();
final BlockCollection bc = blockUC.getBlockCollection(); final BlockCollection bc = blockUC.getBlockCollection();
if (bc == null || !(bc instanceof INodeFile) if (bc == null || !(bc instanceof INodeFile)
@ -4117,7 +4117,7 @@ public class FSNamesystem implements Namesystem, FSNamesystemMBean,
checkNameNodeSafeMode( checkNameNodeSafeMode(
"Cannot commitBlockSynchronization while in safe mode"); "Cannot commitBlockSynchronization while in safe mode");
final BlockInfo storedBlock = getStoredBlock( final BlockInfoContiguous storedBlock = getStoredBlock(
ExtendedBlock.getLocalBlock(oldBlock)); ExtendedBlock.getLocalBlock(oldBlock));
if (storedBlock == null) { if (storedBlock == null) {
if (deleteblock) { if (deleteblock) {
@ -4165,8 +4165,8 @@ public class FSNamesystem implements Namesystem, FSNamesystemMBean,
return; return;
} }
BlockInfoUnderConstruction truncatedBlock = BlockInfoContiguousUnderConstruction truncatedBlock =
(BlockInfoUnderConstruction) iFile.getLastBlock(); (BlockInfoContiguousUnderConstruction) iFile.getLastBlock();
long recoveryId = truncatedBlock.getBlockRecoveryId(); long recoveryId = truncatedBlock.getBlockRecoveryId();
boolean copyTruncate = boolean copyTruncate =
truncatedBlock.getBlockId() != storedBlock.getBlockId(); truncatedBlock.getBlockId() != storedBlock.getBlockId();
@ -4275,7 +4275,7 @@ public class FSNamesystem implements Namesystem, FSNamesystemMBean,
* @throws IOException on error * @throws IOException on error
*/ */
@VisibleForTesting @VisibleForTesting
String closeFileCommitBlocks(INodeFile pendingFile, BlockInfo storedBlock) String closeFileCommitBlocks(INodeFile pendingFile, BlockInfoContiguous storedBlock)
throws IOException { throws IOException {
final INodesInPath iip = INodesInPath.fromINode(pendingFile); final INodesInPath iip = INodesInPath.fromINode(pendingFile);
final String src = iip.getPath(); final String src = iip.getPath();
@ -4583,7 +4583,7 @@ public class FSNamesystem implements Namesystem, FSNamesystemMBean,
while (it.hasNext()) { while (it.hasNext()) {
Block b = it.next(); Block b = it.next();
BlockInfo blockInfo = blockManager.getStoredBlock(b); BlockInfoContiguous blockInfo = blockManager.getStoredBlock(b);
if (blockInfo.getBlockCollection().getStoragePolicyID() == lpPolicy.getId()) { if (blockInfo.getBlockCollection().getStoragePolicyID() == lpPolicy.getId()) {
filesToDelete.add(blockInfo.getBlockCollection()); filesToDelete.add(blockInfo.getBlockCollection());
} }
@ -5530,7 +5530,7 @@ public class FSNamesystem implements Namesystem, FSNamesystemMBean,
SafeModeInfo safeMode = this.safeMode; SafeModeInfo safeMode = this.safeMode;
if (safeMode == null) // mostly true if (safeMode == null) // mostly true
return; return;
BlockInfo storedBlock = getStoredBlock(b); BlockInfoContiguous storedBlock = getStoredBlock(b);
if (storedBlock.isComplete()) { if (storedBlock.isComplete()) {
safeMode.decrementSafeBlockCount((short)blockManager.countNodes(b).liveReplicas()); safeMode.decrementSafeBlockCount((short)blockManager.countNodes(b).liveReplicas());
} }
@ -6047,7 +6047,7 @@ public class FSNamesystem implements Namesystem, FSNamesystemMBean,
+ "access token for block " + block); + "access token for block " + block);
// check stored block state // check stored block state
BlockInfo storedBlock = getStoredBlock(ExtendedBlock.getLocalBlock(block)); BlockInfoContiguous storedBlock = getStoredBlock(ExtendedBlock.getLocalBlock(block));
if (storedBlock == null || if (storedBlock == null ||
storedBlock.getBlockUCState() != BlockUCState.UNDER_CONSTRUCTION) { storedBlock.getBlockUCState() != BlockUCState.UNDER_CONSTRUCTION) {
throw new IOException(block + throw new IOException(block +
@ -6176,8 +6176,8 @@ public class FSNamesystem implements Namesystem, FSNamesystemMBean,
assert hasWriteLock(); assert hasWriteLock();
// check the vadility of the block and lease holder name // check the vadility of the block and lease holder name
final INodeFile pendingFile = checkUCBlock(oldBlock, clientName); final INodeFile pendingFile = checkUCBlock(oldBlock, clientName);
final BlockInfoUnderConstruction blockinfo final BlockInfoContiguousUnderConstruction blockinfo
= (BlockInfoUnderConstruction)pendingFile.getLastBlock(); = (BlockInfoContiguousUnderConstruction)pendingFile.getLastBlock();
// check new GS & length: this is not expected // check new GS & length: this is not expected
if (newBlock.getGenerationStamp() <= blockinfo.getGenerationStamp() || if (newBlock.getGenerationStamp() <= blockinfo.getGenerationStamp() ||

17
hadoop-hdfs-project/hadoop-hdfs/src/main/java/org/apache/hadoop/hdfs/server/namenode/FileUnderConstructionFeature.java
View File

@ -20,9 +20,8 @@ package org.apache.hadoop.hdfs.server.namenode;
import java.io.IOException; import java.io.IOException;
import org.apache.hadoop.classification.InterfaceAudience; import org.apache.hadoop.classification.InterfaceAudience;
import org.apache.hadoop.hdfs.server.blockmanagement.BlockInfo; import org.apache.hadoop.hdfs.server.blockmanagement.BlockInfoContiguous;
import org.apache.hadoop.hdfs.server.blockmanagement.BlockInfoUnderConstruction; import org.apache.hadoop.hdfs.server.blockmanagement.BlockInfoContiguousUnderConstruction;
import org.apache.hadoop.hdfs.server.blockmanagement.DatanodeDescriptor;
import org.apache.hadoop.hdfs.server.namenode.INode.BlocksMapUpdateInfo; import org.apache.hadoop.hdfs.server.namenode.INode.BlocksMapUpdateInfo;
/** /**
@ -59,10 +58,10 @@ public class FileUnderConstructionFeature implements INode.Feature {
*/ */
void updateLengthOfLastBlock(INodeFile f, long lastBlockLength) void updateLengthOfLastBlock(INodeFile f, long lastBlockLength)
throws IOException { throws IOException {
BlockInfo lastBlock = f.getLastBlock(); BlockInfoContiguous lastBlock = f.getLastBlock();
assert (lastBlock != null) : "The last block for path " assert (lastBlock != null) : "The last block for path "
+ f.getFullPathName() + " is null when updating its length"; + f.getFullPathName() + " is null when updating its length";
assert (lastBlock instanceof BlockInfoUnderConstruction) assert (lastBlock instanceof BlockInfoContiguousUnderConstruction)
: "The last block for path " + f.getFullPathName() : "The last block for path " + f.getFullPathName()
+ " is not a BlockInfoUnderConstruction when updating its length"; + " is not a BlockInfoUnderConstruction when updating its length";
lastBlock.setNumBytes(lastBlockLength); lastBlock.setNumBytes(lastBlockLength);
@ -75,11 +74,11 @@ public class FileUnderConstructionFeature implements INode.Feature {
*/ */
void cleanZeroSizeBlock(final INodeFile f, void cleanZeroSizeBlock(final INodeFile f,
final BlocksMapUpdateInfo collectedBlocks) { final BlocksMapUpdateInfo collectedBlocks) {
final BlockInfo[] blocks = f.getBlocks(); final BlockInfoContiguous[] blocks = f.getBlocks();
if (blocks != null && blocks.length > 0 if (blocks != null && blocks.length > 0
&& blocks[blocks.length - 1] instanceof BlockInfoUnderConstruction) { && blocks[blocks.length - 1] instanceof BlockInfoContiguousUnderConstruction) {
BlockInfoUnderConstruction lastUC = BlockInfoContiguousUnderConstruction lastUC =
(BlockInfoUnderConstruction) blocks[blocks.length - 1]; (BlockInfoContiguousUnderConstruction) blocks[blocks.length - 1];
if (lastUC.getNumBytes() == 0) { if (lastUC.getNumBytes() == 0) {
// this is a 0-sized block. do not need check its UC state here // this is a 0-sized block. do not need check its UC state here
collectedBlocks.addDeleteBlock(lastUC); collectedBlocks.addDeleteBlock(lastUC);

84
hadoop-hdfs-project/hadoop-hdfs/src/main/java/org/apache/hadoop/hdfs/server/namenode/INodeFile.java
View File

@ -33,8 +33,8 @@ import org.apache.hadoop.fs.permission.PermissionStatus;
import org.apache.hadoop.hdfs.protocol.Block; import org.apache.hadoop.hdfs.protocol.Block;
import org.apache.hadoop.hdfs.protocol.QuotaExceededException; import org.apache.hadoop.hdfs.protocol.QuotaExceededException;
import org.apache.hadoop.hdfs.server.blockmanagement.BlockCollection; import org.apache.hadoop.hdfs.server.blockmanagement.BlockCollection;
import org.apache.hadoop.hdfs.server.blockmanagement.BlockInfo; import org.apache.hadoop.hdfs.server.blockmanagement.BlockInfoContiguous;
import org.apache.hadoop.hdfs.server.blockmanagement.BlockInfoUnderConstruction; import org.apache.hadoop.hdfs.server.blockmanagement.BlockInfoContiguousUnderConstruction;
import org.apache.hadoop.hdfs.server.blockmanagement.BlockStoragePolicySuite; import org.apache.hadoop.hdfs.server.blockmanagement.BlockStoragePolicySuite;
import org.apache.hadoop.hdfs.server.blockmanagement.DatanodeStorageInfo; import org.apache.hadoop.hdfs.server.blockmanagement.DatanodeStorageInfo;
import org.apache.hadoop.hdfs.server.common.HdfsServerConstants.BlockUCState; import org.apache.hadoop.hdfs.server.common.HdfsServerConstants.BlockUCState;
@ -114,17 +114,17 @@ public class INodeFile extends INodeWithAdditionalFields
private long header = 0L; private long header = 0L;
private BlockInfo[] blocks; private BlockInfoContiguous[] blocks;
INodeFile(long id, byte[] name, PermissionStatus permissions, long mtime, INodeFile(long id, byte[] name, PermissionStatus permissions, long mtime,
long atime, BlockInfo[] blklist, short replication, long atime, BlockInfoContiguous[] blklist, short replication,
long preferredBlockSize) { long preferredBlockSize) {
this(id, name, permissions, mtime, atime, blklist, replication, this(id, name, permissions, mtime, atime, blklist, replication,
preferredBlockSize, (byte) 0); preferredBlockSize, (byte) 0);
} }
INodeFile(long id, byte[] name, PermissionStatus permissions, long mtime, INodeFile(long id, byte[] name, PermissionStatus permissions, long mtime,
long atime, BlockInfo[] blklist, short replication, long atime, BlockInfoContiguous[] blklist, short replication,
long preferredBlockSize, byte storagePolicyID) { long preferredBlockSize, byte storagePolicyID) {
super(id, name, permissions, mtime, atime); super(id, name, permissions, mtime, atime);
header = HeaderFormat.toLong(preferredBlockSize, replication, header = HeaderFormat.toLong(preferredBlockSize, replication,
@ -220,20 +220,21 @@ public class INodeFile extends INodeWithAdditionalFields
} }
@Override // BlockCollection @Override // BlockCollection
public void setBlock(int index, BlockInfo blk) { public void setBlock(int index, BlockInfoContiguous blk) {
this.blocks[index] = blk; this.blocks[index] = blk;
} }
@Override // BlockCollection, the file should be under construction @Override // BlockCollection, the file should be under construction
public BlockInfoUnderConstruction setLastBlock(BlockInfo lastBlock, public BlockInfoContiguousUnderConstruction setLastBlock(
DatanodeStorageInfo[] locations) throws IOException { BlockInfoContiguous lastBlock, DatanodeStorageInfo[] locations)
throws IOException {
Preconditions.checkState(isUnderConstruction(), Preconditions.checkState(isUnderConstruction(),
"file is no longer under construction"); "file is no longer under construction");
if (numBlocks() == 0) { if (numBlocks() == 0) {
throw new IOException("Failed to set last block: File is empty."); throw new IOException("Failed to set last block: File is empty.");
} }
BlockInfoUnderConstruction ucBlock = BlockInfoContiguousUnderConstruction ucBlock =
lastBlock.convertToBlockUnderConstruction( lastBlock.convertToBlockUnderConstruction(
BlockUCState.UNDER_CONSTRUCTION, locations); BlockUCState.UNDER_CONSTRUCTION, locations);
setBlock(numBlocks() - 1, ucBlock); setBlock(numBlocks() - 1, ucBlock);
@ -256,7 +257,7 @@ public class INodeFile extends INodeWithAdditionalFields
} }
//copy to a new list //copy to a new list
BlockInfo[] newlist = new BlockInfo[size_1]; BlockInfoContiguous[] newlist = new BlockInfoContiguous[size_1];
System.arraycopy(blocks, 0, newlist, 0, size_1); System.arraycopy(blocks, 0, newlist, 0, size_1);
setBlocks(newlist); setBlocks(newlist);
return true; return true;
@ -416,16 +417,17 @@ public class INodeFile extends INodeWithAdditionalFields
/** @return the blocks of the file. */ /** @return the blocks of the file. */
@Override @Override
public BlockInfo[] getBlocks() { public BlockInfoContiguous[] getBlocks() {
return this.blocks; return this.blocks;
} }
/** @return blocks of the file corresponding to the snapshot. */ /** @return blocks of the file corresponding to the snapshot. */
public BlockInfo[] getBlocks(int snapshot) { public BlockInfoContiguous[] getBlocks(int snapshot) {
if(snapshot == CURRENT_STATE_ID || getDiffs() == null) if(snapshot == CURRENT_STATE_ID || getDiffs() == null)
return getBlocks(); return getBlocks();
FileDiff diff = getDiffs().getDiffById(snapshot); FileDiff diff = getDiffs().getDiffById(snapshot);
BlockInfo[] snapshotBlocks = diff == null ? getBlocks() : diff.getBlocks(); BlockInfoContiguous[] snapshotBlocks =
diff == null ? getBlocks() : diff.getBlocks();
if(snapshotBlocks != null) if(snapshotBlocks != null)
return snapshotBlocks; return snapshotBlocks;
// Blocks are not in the current snapshot // Blocks are not in the current snapshot
@ -436,7 +438,7 @@ public class INodeFile extends INodeWithAdditionalFields
void updateBlockCollection() { void updateBlockCollection() {
if (blocks != null) { if (blocks != null) {
for(BlockInfo b : blocks) { for(BlockInfoContiguous b : blocks) {
b.setBlockCollection(this); b.setBlockCollection(this);
} }
} }
@ -452,7 +454,8 @@ public class INodeFile extends INodeWithAdditionalFields
totalAddedBlocks += f.blocks.length; totalAddedBlocks += f.blocks.length;
} }
BlockInfo[] newlist = new BlockInfo[size + totalAddedBlocks]; BlockInfoContiguous[] newlist =
new BlockInfoContiguous[size + totalAddedBlocks];
System.arraycopy(this.blocks, 0, newlist, 0, size); System.arraycopy(this.blocks, 0, newlist, 0, size);
for(INodeFile in: inodes) { for(INodeFile in: inodes) {
@ -467,12 +470,12 @@ public class INodeFile extends INodeWithAdditionalFields
/** /**
* add a block to the block list * add a block to the block list
*/ */
void addBlock(BlockInfo newblock) { void addBlock(BlockInfoContiguous newblock) {
if (this.blocks == null) { if (this.blocks == null) {
this.setBlocks(new BlockInfo[]{newblock}); this.setBlocks(new BlockInfoContiguous[]{newblock});
} else { } else {
int size = this.blocks.length; int size = this.blocks.length;
BlockInfo[] newlist = new BlockInfo[size + 1]; BlockInfoContiguous[] newlist = new BlockInfoContiguous[size + 1];
System.arraycopy(this.blocks, 0, newlist, 0, size); System.arraycopy(this.blocks, 0, newlist, 0, size);
newlist[size] = newblock; newlist[size] = newblock;
this.setBlocks(newlist); this.setBlocks(newlist);
@ -480,7 +483,7 @@ public class INodeFile extends INodeWithAdditionalFields
} }
/** Set the blocks. */ /** Set the blocks. */
public void setBlocks(BlockInfo[] blocks) { public void setBlocks(BlockInfoContiguous[] blocks) {
this.blocks = blocks; this.blocks = blocks;
} }
@ -516,7 +519,7 @@ public class INodeFile extends INodeWithAdditionalFields
public void destroyAndCollectBlocks(BlocksMapUpdateInfo collectedBlocks, public void destroyAndCollectBlocks(BlocksMapUpdateInfo collectedBlocks,
final List<INode> removedINodes) { final List<INode> removedINodes) {
if (blocks != null && collectedBlocks != null) { if (blocks != null && collectedBlocks != null) {
for (BlockInfo blk : blocks) { for (BlockInfoContiguous blk : blocks) {
collectedBlocks.addDeleteBlock(blk); collectedBlocks.addDeleteBlock(blk);
blk.setBlockCollection(null); blk.setBlockCollection(null);
} }
@ -637,7 +640,7 @@ public class INodeFile extends INodeWithAdditionalFields
final int last = blocks.length - 1; final int last = blocks.length - 1;
//check if the last block is BlockInfoUnderConstruction //check if the last block is BlockInfoUnderConstruction
long size = blocks[last].getNumBytes(); long size = blocks[last].getNumBytes();
if (blocks[last] instanceof BlockInfoUnderConstruction) { if (blocks[last] instanceof BlockInfoContiguousUnderConstruction) {
if (!includesLastUcBlock) { if (!includesLastUcBlock) {
size = 0; size = 0;
} else if (usePreferredBlockSize4LastUcBlock) { } else if (usePreferredBlockSize4LastUcBlock) {
@ -667,7 +670,7 @@ public class INodeFile extends INodeWithAdditionalFields
Set<Block> allBlocks = new HashSet<Block>(Arrays.asList(getBlocks())); Set<Block> allBlocks = new HashSet<Block>(Arrays.asList(getBlocks()));
List<FileDiff> diffs = sf.getDiffs().asList(); List<FileDiff> diffs = sf.getDiffs().asList();
for(FileDiff diff : diffs) { for(FileDiff diff : diffs) {
BlockInfo[] diffBlocks = diff.getBlocks(); BlockInfoContiguous[] diffBlocks = diff.getBlocks();
if (diffBlocks != null) { if (diffBlocks != null) {
allBlocks.addAll(Arrays.asList(diffBlocks)); allBlocks.addAll(Arrays.asList(diffBlocks));
} }
@ -676,8 +679,9 @@ public class INodeFile extends INodeWithAdditionalFields
size += block.getNumBytes(); size += block.getNumBytes();
} }
// check if the last block is under construction // check if the last block is under construction
BlockInfo lastBlock = getLastBlock(); BlockInfoContiguous lastBlock = getLastBlock();
if(lastBlock != null && lastBlock instanceof BlockInfoUnderConstruction) { if(lastBlock != null &&
lastBlock instanceof BlockInfoContiguousUnderConstruction) {
size += getPreferredBlockSize() - lastBlock.getNumBytes(); size += getPreferredBlockSize() - lastBlock.getNumBytes();
} }
return size * getBlockReplication(); return size * getBlockReplication();
@ -695,7 +699,7 @@ public class INodeFile extends INodeWithAdditionalFields
/** /**
* Return the penultimate allocated block for this file. * Return the penultimate allocated block for this file.
*/ */
BlockInfo getPenultimateBlock() { BlockInfoContiguous getPenultimateBlock() {
if (blocks == null || blocks.length <= 1) { if (blocks == null || blocks.length <= 1) {
return null; return null;
} }
@ -703,7 +707,7 @@ public class INodeFile extends INodeWithAdditionalFields
} }
@Override @Override
public BlockInfo getLastBlock() { public BlockInfoContiguous getLastBlock() {
return blocks == null || blocks.length == 0? null: blocks[blocks.length-1]; return blocks == null || blocks.length == 0? null: blocks[blocks.length-1];
} }
@ -730,7 +734,7 @@ public class INodeFile extends INodeWithAdditionalFields
*/ */
public long collectBlocksBeyondMax(final long max, public long collectBlocksBeyondMax(final long max,
final BlocksMapUpdateInfo collectedBlocks) { final BlocksMapUpdateInfo collectedBlocks) {
final BlockInfo[] oldBlocks = getBlocks(); final BlockInfoContiguous[] oldBlocks = getBlocks();
if (oldBlocks == null) if (oldBlocks == null)
return 0; return 0;
// find the minimum n such that the size of the first n blocks > max // find the minimum n such that the size of the first n blocks > max
@ -756,20 +760,20 @@ public class INodeFile extends INodeWithAdditionalFields
} }
void truncateBlocksTo(int n) { void truncateBlocksTo(int n) {
final BlockInfo[] newBlocks; final BlockInfoContiguous[] newBlocks;
if (n == 0) { if (n == 0) {
newBlocks = BlockInfo.EMPTY_ARRAY; newBlocks = BlockInfoContiguous.EMPTY_ARRAY;
} else { } else {
newBlocks = new BlockInfo[n]; newBlocks = new BlockInfoContiguous[n];
System.arraycopy(getBlocks(), 0, newBlocks, 0, n); System.arraycopy(getBlocks(), 0, newBlocks, 0, n);
} }
// set new blocks // set new blocks
setBlocks(newBlocks); setBlocks(newBlocks);
} }
public void collectBlocksBeyondSnapshot(BlockInfo[] snapshotBlocks, public void collectBlocksBeyondSnapshot(BlockInfoContiguous[] snapshotBlocks,
BlocksMapUpdateInfo collectedBlocks) { BlocksMapUpdateInfo collectedBlocks) {
BlockInfo[] oldBlocks = getBlocks(); BlockInfoContiguous[] oldBlocks = getBlocks();
if(snapshotBlocks == null || oldBlocks == null) if(snapshotBlocks == null || oldBlocks == null)
return; return;
// Skip blocks in common between the file and the snapshot // Skip blocks in common between the file and the snapshot
@ -793,7 +797,7 @@ public class INodeFile extends INodeWithAdditionalFields
FileWithSnapshotFeature sf = getFileWithSnapshotFeature(); FileWithSnapshotFeature sf = getFileWithSnapshotFeature();
if(sf == null) if(sf == null)
return; return;
BlockInfo[] snapshotBlocks = BlockInfoContiguous[] snapshotBlocks =
getDiffs().findEarlierSnapshotBlocks(snapshotId); getDiffs().findEarlierSnapshotBlocks(snapshotId);
if(snapshotBlocks == null) if(snapshotBlocks == null)
return; return;
@ -807,14 +811,14 @@ public class INodeFile extends INodeWithAdditionalFields
/** /**
* @return true if the block is contained in a snapshot or false otherwise. * @return true if the block is contained in a snapshot or false otherwise.
*/ */
boolean isBlockInLatestSnapshot(BlockInfo block) { boolean isBlockInLatestSnapshot(BlockInfoContiguous block) {
FileWithSnapshotFeature sf = this.getFileWithSnapshotFeature(); FileWithSnapshotFeature sf = this.getFileWithSnapshotFeature();
if (sf == null || sf.getDiffs() == null) if (sf == null || sf.getDiffs() == null) {
return false; return false;
BlockInfo[] snapshotBlocks = }
getDiffs().findEarlierSnapshotBlocks(getDiffs().getLastSnapshotId()); BlockInfoContiguous[] snapshotBlocks = getDiffs()
if(snapshotBlocks == null) .findEarlierSnapshotBlocks(getDiffs().getLastSnapshotId());
return false; return snapshotBlocks != null &&
return Arrays.asList(snapshotBlocks).contains(block); Arrays.asList(snapshotBlocks).contains(block);
} }
} }

6
hadoop-hdfs-project/hadoop-hdfs/src/main/java/org/apache/hadoop/hdfs/server/namenode/LeaseManager.java
View File

@ -37,7 +37,7 @@ import org.apache.hadoop.classification.InterfaceAudience;
import org.apache.hadoop.fs.Path; import org.apache.hadoop.fs.Path;
import org.apache.hadoop.fs.UnresolvedLinkException; import org.apache.hadoop.fs.UnresolvedLinkException;
import org.apache.hadoop.hdfs.protocol.HdfsConstants; import org.apache.hadoop.hdfs.protocol.HdfsConstants;
import org.apache.hadoop.hdfs.server.blockmanagement.BlockInfo; import org.apache.hadoop.hdfs.server.blockmanagement.BlockInfoContiguous;
import org.apache.hadoop.hdfs.server.common.HdfsServerConstants; import org.apache.hadoop.hdfs.server.common.HdfsServerConstants;
import org.apache.hadoop.util.Daemon; import org.apache.hadoop.util.Daemon;
@ -120,10 +120,10 @@ public class LeaseManager {
} catch (UnresolvedLinkException e) { } catch (UnresolvedLinkException e) {
throw new AssertionError("Lease files should reside on this FS"); throw new AssertionError("Lease files should reside on this FS");
} }
BlockInfo[] blocks = cons.getBlocks(); BlockInfoContiguous[] blocks = cons.getBlocks();
if(blocks == null) if(blocks == null)
continue; continue;
for(BlockInfo b : blocks) { for(BlockInfoContiguous b : blocks) {
if(!b.isComplete()) if(!b.isComplete())
numUCBlocks++; numUCBlocks++;
} }

4
hadoop-hdfs-project/hadoop-hdfs/src/main/java/org/apache/hadoop/hdfs/server/namenode/NamenodeFsck.java
View File

@ -61,7 +61,7 @@ import org.apache.hadoop.hdfs.protocol.datatransfer.sasl.DataEncryptionKeyFactor
import org.apache.hadoop.hdfs.security.token.block.BlockTokenIdentifier; import org.apache.hadoop.hdfs.security.token.block.BlockTokenIdentifier;
import org.apache.hadoop.hdfs.security.token.block.DataEncryptionKey; import org.apache.hadoop.hdfs.security.token.block.DataEncryptionKey;
import org.apache.hadoop.hdfs.server.blockmanagement.BlockCollection; import org.apache.hadoop.hdfs.server.blockmanagement.BlockCollection;
import org.apache.hadoop.hdfs.server.blockmanagement.BlockInfo; import org.apache.hadoop.hdfs.server.blockmanagement.BlockInfoContiguous;
import org.apache.hadoop.hdfs.server.blockmanagement.BlockManager; import org.apache.hadoop.hdfs.server.blockmanagement.BlockManager;
import org.apache.hadoop.hdfs.server.blockmanagement.BlockPlacementPolicy; import org.apache.hadoop.hdfs.server.blockmanagement.BlockPlacementPolicy;
import org.apache.hadoop.hdfs.server.blockmanagement.BlockPlacementStatus; import org.apache.hadoop.hdfs.server.blockmanagement.BlockPlacementStatus;
@ -228,7 +228,7 @@ public class NamenodeFsck implements DataEncryptionKeyFactory {
//get blockInfo //get blockInfo
Block block = new Block(Block.getBlockId(blockId)); Block block = new Block(Block.getBlockId(blockId));
//find which file this block belongs to //find which file this block belongs to
BlockInfo blockInfo = bm.getStoredBlock(block); BlockInfoContiguous blockInfo = bm.getStoredBlock(block);
if(blockInfo == null) { if(blockInfo == null) {
out.println("Block "+ blockId +" " + NONEXISTENT_STATUS); out.println("Block "+ blockId +" " + NONEXISTENT_STATUS);
LOG.warn("Block "+ blockId + " " + NONEXISTENT_STATUS); LOG.warn("Block "+ blockId + " " + NONEXISTENT_STATUS);

4
hadoop-hdfs-project/hadoop-hdfs/src/main/java/org/apache/hadoop/hdfs/server/namenode/Namesystem.java
View File

@ -19,7 +19,7 @@ package org.apache.hadoop.hdfs.server.namenode;
import org.apache.hadoop.classification.InterfaceAudience; import org.apache.hadoop.classification.InterfaceAudience;
import org.apache.hadoop.hdfs.protocol.Block; import org.apache.hadoop.hdfs.protocol.Block;
import org.apache.hadoop.hdfs.server.blockmanagement.BlockInfoUnderConstruction; import org.apache.hadoop.hdfs.server.blockmanagement.BlockInfoContiguousUnderConstruction;
import org.apache.hadoop.hdfs.server.namenode.NameNode.OperationCategory; import org.apache.hadoop.hdfs.server.namenode.NameNode.OperationCategory;
import org.apache.hadoop.hdfs.util.RwLock; import org.apache.hadoop.hdfs.util.RwLock;
import org.apache.hadoop.ipc.StandbyException; import org.apache.hadoop.ipc.StandbyException;
@ -45,5 +45,5 @@ public interface Namesystem extends RwLock, SafeMode {
public void checkOperation(OperationCategory read) throws StandbyException; public void checkOperation(OperationCategory read) throws StandbyException;
public boolean isInSnapshot(BlockInfoUnderConstruction blockUC); public boolean isInSnapshot(BlockInfoContiguousUnderConstruction blockUC);
} }

8
hadoop-hdfs-project/hadoop-hdfs/src/main/java/org/apache/hadoop/hdfs/server/namenode/snapshot/FSImageFormatPBSnapshot.java
View File

@ -39,7 +39,7 @@ import org.apache.hadoop.fs.permission.PermissionStatus;
import org.apache.hadoop.hdfs.protocol.Block; import org.apache.hadoop.hdfs.protocol.Block;
import org.apache.hadoop.hdfs.protocol.proto.HdfsProtos.BlockProto; import org.apache.hadoop.hdfs.protocol.proto.HdfsProtos.BlockProto;
import org.apache.hadoop.hdfs.protocolPB.PBHelper; 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.namenode.AclEntryStatusFormat; import org.apache.hadoop.hdfs.server.namenode.AclEntryStatusFormat;
import org.apache.hadoop.hdfs.server.namenode.AclFeature; import org.apache.hadoop.hdfs.server.namenode.AclFeature;
import org.apache.hadoop.hdfs.server.namenode.FSDirectory; import org.apache.hadoop.hdfs.server.namenode.FSDirectory;
@ -235,13 +235,13 @@ public class FSImageFormatPBSnapshot {
FileDiff diff = new FileDiff(pbf.getSnapshotId(), copy, null, FileDiff diff = new FileDiff(pbf.getSnapshotId(), copy, null,
pbf.getFileSize()); pbf.getFileSize());
List<BlockProto> bpl = pbf.getBlocksList(); List<BlockProto> bpl = pbf.getBlocksList();
BlockInfo[] blocks = new BlockInfo[bpl.size()]; BlockInfoContiguous[] blocks = new BlockInfoContiguous[bpl.size()];
for(int j = 0, e = bpl.size(); j < e; ++j) { for(int j = 0, e = bpl.size(); j < e; ++j) {
Block blk = PBHelper.convert(bpl.get(j)); Block blk = PBHelper.convert(bpl.get(j));
BlockInfo storedBlock = fsn.getBlockManager().getStoredBlock(blk); BlockInfoContiguous storedBlock = fsn.getBlockManager().getStoredBlock(blk);
if(storedBlock == null) { if(storedBlock == null) {
storedBlock = fsn.getBlockManager().addBlockCollection( storedBlock = fsn.getBlockManager().addBlockCollection(
new BlockInfo(blk, copy.getFileReplication()), file); new BlockInfoContiguous(blk, copy.getFileReplication()), file);
} }
blocks[j] = storedBlock; blocks[j] = storedBlock;
} }

10
hadoop-hdfs-project/hadoop-hdfs/src/main/java/org/apache/hadoop/hdfs/server/namenode/snapshot/FileDiff.java
View File

@ -22,7 +22,7 @@ import java.io.IOException;
import java.util.Arrays; import java.util.Arrays;
import java.util.List; import java.util.List;
import org.apache.hadoop.hdfs.server.blockmanagement.BlockInfo; import org.apache.hadoop.hdfs.server.blockmanagement.BlockInfoContiguous;
import org.apache.hadoop.hdfs.server.namenode.FSImageSerialization; import org.apache.hadoop.hdfs.server.namenode.FSImageSerialization;
import org.apache.hadoop.hdfs.server.namenode.INode; import org.apache.hadoop.hdfs.server.namenode.INode;
import org.apache.hadoop.hdfs.server.namenode.INode.BlocksMapUpdateInfo; import org.apache.hadoop.hdfs.server.namenode.INode.BlocksMapUpdateInfo;
@ -40,7 +40,7 @@ public class FileDiff extends
/** The file size at snapshot creation time. */ /** The file size at snapshot creation time. */
private final long fileSize; private final long fileSize;
/** A copy of the INodeFile block list. Used in truncate. */ /** A copy of the INodeFile block list. Used in truncate. */
private BlockInfo[] blocks; private BlockInfoContiguous[] blocks;
FileDiff(int snapshotId, INodeFile file) { FileDiff(int snapshotId, INodeFile file) {
super(snapshotId, null, null); super(snapshotId, null, null);
@ -66,7 +66,7 @@ public class FileDiff extends
* up to the current {@link #fileSize}. * up to the current {@link #fileSize}.
* Should be done only once. * Should be done only once.
*/ */
public void setBlocks(BlockInfo[] blocks) { public void setBlocks(BlockInfoContiguous[] blocks) {
if(this.blocks != null) if(this.blocks != null)
return; return;
int numBlocks = 0; int numBlocks = 0;
@ -75,7 +75,7 @@ public class FileDiff extends
this.blocks = Arrays.copyOf(blocks, numBlocks); this.blocks = Arrays.copyOf(blocks, numBlocks);
} }
public BlockInfo[] getBlocks() { public BlockInfoContiguous[] getBlocks() {
return blocks; return blocks;
} }
@ -121,7 +121,7 @@ public class FileDiff extends
BlocksMapUpdateInfo collectedBlocks) { BlocksMapUpdateInfo collectedBlocks) {
if(blocks == null || collectedBlocks == null) if(blocks == null || collectedBlocks == null)
return; return;
for(BlockInfo blk : blocks) for(BlockInfoContiguous blk : blocks)
collectedBlocks.addDeleteBlock(blk); collectedBlocks.addDeleteBlock(blk);
blocks = null; blocks = null;
} }

18
hadoop-hdfs-project/hadoop-hdfs/src/main/java/org/apache/hadoop/hdfs/server/namenode/snapshot/FileDiffList.java
View File

@ -20,7 +20,7 @@ package org.apache.hadoop.hdfs.server.namenode.snapshot;
import java.util.Collections; import java.util.Collections;
import java.util.List; import java.util.List;
import org.apache.hadoop.hdfs.server.blockmanagement.BlockInfo; import org.apache.hadoop.hdfs.server.blockmanagement.BlockInfoContiguous;
import org.apache.hadoop.hdfs.server.namenode.INode; import org.apache.hadoop.hdfs.server.namenode.INode;
import org.apache.hadoop.hdfs.server.namenode.INode.BlocksMapUpdateInfo; import org.apache.hadoop.hdfs.server.namenode.INode.BlocksMapUpdateInfo;
import org.apache.hadoop.hdfs.server.namenode.INodeFile; import org.apache.hadoop.hdfs.server.namenode.INodeFile;
@ -54,14 +54,14 @@ public class FileDiffList extends
diff.setBlocks(iNodeFile.getBlocks()); diff.setBlocks(iNodeFile.getBlocks());
} }
public BlockInfo[] findEarlierSnapshotBlocks(int snapshotId) { public BlockInfoContiguous[] findEarlierSnapshotBlocks(int snapshotId) {
assert snapshotId != Snapshot.NO_SNAPSHOT_ID : "Wrong snapshot id"; assert snapshotId != Snapshot.NO_SNAPSHOT_ID : "Wrong snapshot id";
if(snapshotId == Snapshot.CURRENT_STATE_ID) { if(snapshotId == Snapshot.CURRENT_STATE_ID) {
return null; return null;
} }
List<FileDiff> diffs = this.asList(); List<FileDiff> diffs = this.asList();
int i = Collections.binarySearch(diffs, snapshotId); int i = Collections.binarySearch(diffs, snapshotId);
BlockInfo[] blocks = null; BlockInfoContiguous[] blocks = null;
for(i = i >= 0 ? i : -i; i < diffs.size(); i--) { for(i = i >= 0 ? i : -i; i < diffs.size(); i--) {
blocks = diffs.get(i).getBlocks(); blocks = diffs.get(i).getBlocks();
if(blocks != null) { if(blocks != null) {
@ -71,14 +71,14 @@ public class FileDiffList extends
return blocks; return blocks;
} }
public BlockInfo[] findLaterSnapshotBlocks(int snapshotId) { public BlockInfoContiguous[] findLaterSnapshotBlocks(int snapshotId) {
assert snapshotId != Snapshot.NO_SNAPSHOT_ID : "Wrong snapshot id"; assert snapshotId != Snapshot.NO_SNAPSHOT_ID : "Wrong snapshot id";
if(snapshotId == Snapshot.CURRENT_STATE_ID) { if(snapshotId == Snapshot.CURRENT_STATE_ID) {
return null; return null;
} }
List<FileDiff> diffs = this.asList(); List<FileDiff> diffs = this.asList();
int i = Collections.binarySearch(diffs, snapshotId); int i = Collections.binarySearch(diffs, snapshotId);
BlockInfo[] blocks = null; BlockInfoContiguous[] blocks = null;
for(i = i >= 0 ? i+1 : -i-1; i < diffs.size(); i++) { for(i = i >= 0 ? i+1 : -i-1; i < diffs.size(); i++) {
blocks = diffs.get(i).getBlocks(); blocks = diffs.get(i).getBlocks();
if(blocks != null) { if(blocks != null) {
@ -97,7 +97,7 @@ public class FileDiffList extends
FileDiff removed, FileDiff removed,
BlocksMapUpdateInfo collectedBlocks, BlocksMapUpdateInfo collectedBlocks,
List<INode> removedINodes) { List<INode> removedINodes) {
BlockInfo[] removedBlocks = removed.getBlocks(); BlockInfoContiguous[] removedBlocks = removed.getBlocks();
if(removedBlocks == null) { if(removedBlocks == null) {
FileWithSnapshotFeature sf = file.getFileWithSnapshotFeature(); FileWithSnapshotFeature sf = file.getFileWithSnapshotFeature();
assert sf != null : "FileWithSnapshotFeature is null"; assert sf != null : "FileWithSnapshotFeature is null";
@ -110,10 +110,10 @@ public class FileDiffList extends
// Copy blocks to the previous snapshot if not set already // Copy blocks to the previous snapshot if not set already
if(earlierDiff != null) if(earlierDiff != null)
earlierDiff.setBlocks(removedBlocks); earlierDiff.setBlocks(removedBlocks);
BlockInfo[] earlierBlocks = BlockInfoContiguous[] earlierBlocks =
(earlierDiff == null ? new BlockInfo[]{} : earlierDiff.getBlocks()); (earlierDiff == null ? new BlockInfoContiguous[]{} : earlierDiff.getBlocks());
// Find later snapshot (or file itself) with blocks // Find later snapshot (or file itself) with blocks
BlockInfo[] laterBlocks = findLaterSnapshotBlocks(removed.getSnapshotId()); BlockInfoContiguous[] laterBlocks = findLaterSnapshotBlocks(removed.getSnapshotId());
laterBlocks = (laterBlocks==null) ? file.getBlocks() : laterBlocks; laterBlocks = (laterBlocks==null) ? file.getBlocks() : laterBlocks;
// Skip blocks, which belong to either the earlier or the later lists // Skip blocks, which belong to either the earlier or the later lists
int i = 0; int i = 0;

4
hadoop-hdfs-project/hadoop-hdfs/src/main/java/org/apache/hadoop/hdfs/server/namenode/snapshot/FileWithSnapshotFeature.java
View File

@ -20,7 +20,7 @@ package org.apache.hadoop.hdfs.server.namenode.snapshot;
import java.util.List; import java.util.List;
import org.apache.hadoop.classification.InterfaceAudience; import org.apache.hadoop.classification.InterfaceAudience;
import org.apache.hadoop.hdfs.server.blockmanagement.BlockInfo; import org.apache.hadoop.hdfs.server.blockmanagement.BlockInfoContiguous;
import org.apache.hadoop.hdfs.server.namenode.AclFeature; import org.apache.hadoop.hdfs.server.namenode.AclFeature;
import org.apache.hadoop.hdfs.server.namenode.INode; import org.apache.hadoop.hdfs.server.namenode.INode;
import org.apache.hadoop.hdfs.server.namenode.INode.BlocksMapUpdateInfo; import org.apache.hadoop.hdfs.server.namenode.INode.BlocksMapUpdateInfo;
@ -183,7 +183,7 @@ public class FileWithSnapshotFeature implements INode.Feature {
// Collect blocks that should be deleted // Collect blocks that should be deleted
FileDiff last = diffs.getLast(); FileDiff last = diffs.getLast();
BlockInfo[] snapshotBlocks = last == null ? null : last.getBlocks(); BlockInfoContiguous[] snapshotBlocks = last == null ? null : last.getBlocks();
if(snapshotBlocks == null) if(snapshotBlocks == null)
file.collectBlocksBeyondMax(max, info); file.collectBlocksBeyondMax(max, info);
else else

12
hadoop-hdfs-project/hadoop-hdfs/src/test/java/org/apache/hadoop/hdfs/DFSTestUtil.java
View File

@ -47,8 +47,8 @@ import org.apache.hadoop.hdfs.protocol.datatransfer.Sender;
import org.apache.hadoop.hdfs.protocol.proto.DataTransferProtos.BlockOpResponseProto; import org.apache.hadoop.hdfs.protocol.proto.DataTransferProtos.BlockOpResponseProto;
import org.apache.hadoop.hdfs.security.token.block.BlockTokenIdentifier; import org.apache.hadoop.hdfs.security.token.block.BlockTokenIdentifier;
import org.apache.hadoop.hdfs.security.token.block.ExportedBlockKeys; import org.apache.hadoop.hdfs.security.token.block.ExportedBlockKeys;
import org.apache.hadoop.hdfs.server.blockmanagement.BlockInfo; import org.apache.hadoop.hdfs.server.blockmanagement.BlockInfoContiguous;
import org.apache.hadoop.hdfs.server.blockmanagement.BlockInfoUnderConstruction; import org.apache.hadoop.hdfs.server.blockmanagement.BlockInfoContiguousUnderConstruction;
import org.apache.hadoop.hdfs.server.blockmanagement.BlockManager; import org.apache.hadoop.hdfs.server.blockmanagement.BlockManager;
import org.apache.hadoop.hdfs.server.blockmanagement.BlockManagerTestUtil; import org.apache.hadoop.hdfs.server.blockmanagement.BlockManagerTestUtil;
import org.apache.hadoop.hdfs.server.blockmanagement.DatanodeDescriptor; import org.apache.hadoop.hdfs.server.blockmanagement.DatanodeDescriptor;
@ -1542,12 +1542,12 @@ public class DFSTestUtil {
public static DatanodeDescriptor getExpectedPrimaryNode(NameNode nn, public static DatanodeDescriptor getExpectedPrimaryNode(NameNode nn,
ExtendedBlock blk) { ExtendedBlock blk) {
BlockManager bm0 = nn.getNamesystem().getBlockManager(); BlockManager bm0 = nn.getNamesystem().getBlockManager();
BlockInfo storedBlock = bm0.getStoredBlock(blk.getLocalBlock()); BlockInfoContiguous storedBlock = bm0.getStoredBlock(blk.getLocalBlock());
assertTrue("Block " + blk + " should be under construction, " + assertTrue("Block " + blk + " should be under construction, " +
"got: " + storedBlock, "got: " + storedBlock,
storedBlock instanceof BlockInfoUnderConstruction); storedBlock instanceof BlockInfoContiguousUnderConstruction);
BlockInfoUnderConstruction ucBlock = BlockInfoContiguousUnderConstruction ucBlock =
(BlockInfoUnderConstruction)storedBlock; (BlockInfoContiguousUnderConstruction)storedBlock;
// We expect that the replica with the most recent heart beat will be // We expect that the replica with the most recent heart beat will be
// the one to be in charge of the synchronization / recovery protocol. // the one to be in charge of the synchronization / recovery protocol.
final DatanodeStorageInfo[] storages = ucBlock.getExpectedStorageLocations(); final DatanodeStorageInfo[] storages = ucBlock.getExpectedStorageLocations();

14
hadoop-hdfs-project/hadoop-hdfs/src/test/java/org/apache/hadoop/hdfs/server/blockmanagement/TestBlockInfo.java
View File

@ -49,7 +49,7 @@ public class TestBlockInfo {
@Test @Test
public void testAddStorage() throws Exception { public void testAddStorage() throws Exception {
BlockInfo blockInfo = new BlockInfo((short) 3); BlockInfoContiguous blockInfo = new BlockInfoContiguous((short) 3);
final DatanodeStorageInfo storage = DFSTestUtil.createDatanodeStorageInfo("storageID", "127.0.0.1"); final DatanodeStorageInfo storage = DFSTestUtil.createDatanodeStorageInfo("storageID", "127.0.0.1");
@ -67,11 +67,11 @@ public class TestBlockInfo {
final DatanodeStorageInfo storage1 = DFSTestUtil.createDatanodeStorageInfo("storageID1", "127.0.0.1"); final DatanodeStorageInfo storage1 = DFSTestUtil.createDatanodeStorageInfo("storageID1", "127.0.0.1");
final DatanodeStorageInfo storage2 = new DatanodeStorageInfo(storage1.getDatanodeDescriptor(), new DatanodeStorage("storageID2")); final DatanodeStorageInfo storage2 = new DatanodeStorageInfo(storage1.getDatanodeDescriptor(), new DatanodeStorage("storageID2"));
final int NUM_BLOCKS = 10; final int NUM_BLOCKS = 10;
BlockInfo[] blockInfos = new BlockInfo[NUM_BLOCKS]; BlockInfoContiguous[] blockInfos = new BlockInfoContiguous[NUM_BLOCKS];
// Create a few dummy blocks and add them to the first storage. // Create a few dummy blocks and add them to the first storage.
for (int i = 0; i < NUM_BLOCKS; ++i) { for (int i = 0; i < NUM_BLOCKS; ++i) {
blockInfos[i] = new BlockInfo((short) 3); blockInfos[i] = new BlockInfoContiguous((short) 3);
storage1.addBlock(blockInfos[i]); storage1.addBlock(blockInfos[i]);
} }
@ -90,14 +90,14 @@ public class TestBlockInfo {
DatanodeStorageInfo dd = DFSTestUtil.createDatanodeStorageInfo("s1", "1.1.1.1"); DatanodeStorageInfo dd = DFSTestUtil.createDatanodeStorageInfo("s1", "1.1.1.1");
ArrayList<Block> blockList = new ArrayList<Block>(MAX_BLOCKS); ArrayList<Block> blockList = new ArrayList<Block>(MAX_BLOCKS);
ArrayList<BlockInfo> blockInfoList = new ArrayList<BlockInfo>(); ArrayList<BlockInfoContiguous> blockInfoList = new ArrayList<BlockInfoContiguous>();
int headIndex; int headIndex;
int curIndex; int curIndex;
LOG.info("Building block list..."); LOG.info("Building block list...");
for (int i = 0; i < MAX_BLOCKS; i++) { for (int i = 0; i < MAX_BLOCKS; i++) {
blockList.add(new Block(i, 0, GenerationStamp.LAST_RESERVED_STAMP)); blockList.add(new Block(i, 0, GenerationStamp.LAST_RESERVED_STAMP));
blockInfoList.add(new BlockInfo(blockList.get(i), (short) 3)); blockInfoList.add(new BlockInfoContiguous(blockList.get(i), (short) 3));
dd.addBlock(blockInfoList.get(i)); dd.addBlock(blockInfoList.get(i));
// index of the datanode should be 0 // index of the datanode should be 0
@ -108,7 +108,7 @@ public class TestBlockInfo {
// list length should be equal to the number of blocks we inserted // list length should be equal to the number of blocks we inserted
LOG.info("Checking list length..."); LOG.info("Checking list length...");
assertEquals("Length should be MAX_BLOCK", MAX_BLOCKS, dd.numBlocks()); assertEquals("Length should be MAX_BLOCK", MAX_BLOCKS, dd.numBlocks());
Iterator<BlockInfo> it = dd.getBlockIterator(); Iterator<BlockInfoContiguous> it = dd.getBlockIterator();
int len = 0; int len = 0;
while (it.hasNext()) { while (it.hasNext()) {
it.next(); it.next();
@ -130,7 +130,7 @@ public class TestBlockInfo {
// move head of the list to the head - this should not change the list // move head of the list to the head - this should not change the list
LOG.info("Moving head to the head..."); LOG.info("Moving head to the head...");
BlockInfo temp = dd.getBlockListHeadForTesting(); BlockInfoContiguous temp = dd.getBlockListHeadForTesting();
curIndex = 0; curIndex = 0;
headIndex = 0; headIndex = 0;
dd.moveBlockToHead(temp, curIndex, headIndex); dd.moveBlockToHead(temp, curIndex, headIndex);

4
hadoop-hdfs-project/hadoop-hdfs/src/test/java/org/apache/hadoop/hdfs/server/blockmanagement/TestBlockInfoUnderConstruction.java
View File

@ -39,7 +39,7 @@ public class TestBlockInfoUnderConstruction {
DatanodeDescriptor dd3 = s3.getDatanodeDescriptor(); DatanodeDescriptor dd3 = s3.getDatanodeDescriptor();
dd1.isAlive = dd2.isAlive = dd3.isAlive = true; dd1.isAlive = dd2.isAlive = dd3.isAlive = true;
BlockInfoUnderConstruction blockInfo = new BlockInfoUnderConstruction( BlockInfoContiguousUnderConstruction blockInfo = new BlockInfoContiguousUnderConstruction(
new Block(0, 0, GenerationStamp.LAST_RESERVED_STAMP), new Block(0, 0, GenerationStamp.LAST_RESERVED_STAMP),
(short) 3, (short) 3,
BlockUCState.UNDER_CONSTRUCTION, BlockUCState.UNDER_CONSTRUCTION,
@ -51,7 +51,7 @@ public class TestBlockInfoUnderConstruction {
dd2.setLastUpdate(currentTime - 1 * 1000); dd2.setLastUpdate(currentTime - 1 * 1000);
dd3.setLastUpdate(currentTime - 2 * 1000); dd3.setLastUpdate(currentTime - 2 * 1000);
blockInfo.initializeBlockRecovery(1); blockInfo.initializeBlockRecovery(1);
BlockInfoUnderConstruction[] blockInfoRecovery = dd2.getLeaseRecoveryCommand(1); BlockInfoContiguousUnderConstruction[] blockInfoRecovery = dd2.getLeaseRecoveryCommand(1);
assertEquals(blockInfoRecovery[0], blockInfo); assertEquals(blockInfoRecovery[0], blockInfo);
// Recovery attempt #2. // Recovery attempt #2.

20
hadoop-hdfs-project/hadoop-hdfs/src/test/java/org/apache/hadoop/hdfs/server/blockmanagement/TestBlockManager.java
View File

@ -141,7 +141,7 @@ public class TestBlockManager {
private void doBasicTest(int testIndex) { private void doBasicTest(int testIndex) {
List<DatanodeStorageInfo> origStorages = getStorages(0, 1); List<DatanodeStorageInfo> origStorages = getStorages(0, 1);
List<DatanodeDescriptor> origNodes = getNodes(origStorages); List<DatanodeDescriptor> origNodes = getNodes(origStorages);
BlockInfo blockInfo = addBlockOnNodes(testIndex, origNodes); BlockInfoContiguous blockInfo = addBlockOnNodes(testIndex, origNodes);
DatanodeStorageInfo[] pipeline = scheduleSingleReplication(blockInfo); DatanodeStorageInfo[] pipeline = scheduleSingleReplication(blockInfo);
assertEquals(2, pipeline.length); assertEquals(2, pipeline.length);
@ -173,7 +173,7 @@ public class TestBlockManager {
// Block originally on A1, A2, B1 // Block originally on A1, A2, B1
List<DatanodeStorageInfo> origStorages = getStorages(0, 1, 3); List<DatanodeStorageInfo> origStorages = getStorages(0, 1, 3);
List<DatanodeDescriptor> origNodes = getNodes(origStorages); List<DatanodeDescriptor> origNodes = getNodes(origStorages);
BlockInfo blockInfo = addBlockOnNodes(testIndex, origNodes); BlockInfoContiguous blockInfo = addBlockOnNodes(testIndex, origNodes);
// Decommission two of the nodes (A1, A2) // Decommission two of the nodes (A1, A2)
List<DatanodeDescriptor> decomNodes = startDecommission(0, 1); List<DatanodeDescriptor> decomNodes = startDecommission(0, 1);
@ -217,7 +217,7 @@ public class TestBlockManager {
// Block originally on A1, A2, B1 // Block originally on A1, A2, B1
List<DatanodeStorageInfo> origStorages = getStorages(0, 1, 3); List<DatanodeStorageInfo> origStorages = getStorages(0, 1, 3);
List<DatanodeDescriptor> origNodes = getNodes(origStorages); List<DatanodeDescriptor> origNodes = getNodes(origStorages);
BlockInfo blockInfo = addBlockOnNodes(testIndex, origNodes); BlockInfoContiguous blockInfo = addBlockOnNodes(testIndex, origNodes);
// Decommission all of the nodes // Decommission all of the nodes
List<DatanodeDescriptor> decomNodes = startDecommission(0, 1, 3); List<DatanodeDescriptor> decomNodes = startDecommission(0, 1, 3);
@ -270,7 +270,7 @@ public class TestBlockManager {
// Block originally on A1, A2, B1 // Block originally on A1, A2, B1
List<DatanodeStorageInfo> origStorages = getStorages(0, 1, 3); List<DatanodeStorageInfo> origStorages = getStorages(0, 1, 3);
List<DatanodeDescriptor> origNodes = getNodes(origStorages); List<DatanodeDescriptor> origNodes = getNodes(origStorages);
BlockInfo blockInfo = addBlockOnNodes(testIndex, origNodes); BlockInfoContiguous blockInfo = addBlockOnNodes(testIndex, origNodes);
// Decommission all of the nodes in rack A // Decommission all of the nodes in rack A
List<DatanodeDescriptor> decomNodes = startDecommission(0, 1, 2); List<DatanodeDescriptor> decomNodes = startDecommission(0, 1, 2);
@ -329,7 +329,7 @@ public class TestBlockManager {
private void doTestSufficientlyReplBlocksUsesNewRack(int testIndex) { private void doTestSufficientlyReplBlocksUsesNewRack(int testIndex) {
// Originally on only nodes in rack A. // Originally on only nodes in rack A.
List<DatanodeDescriptor> origNodes = rackA; List<DatanodeDescriptor> origNodes = rackA;
BlockInfo blockInfo = addBlockOnNodes(testIndex, origNodes); BlockInfoContiguous blockInfo = addBlockOnNodes(testIndex, origNodes);
DatanodeStorageInfo pipeline[] = scheduleSingleReplication(blockInfo); DatanodeStorageInfo pipeline[] = scheduleSingleReplication(blockInfo);
assertEquals(2, pipeline.length); // single new copy assertEquals(2, pipeline.length); // single new copy
@ -372,7 +372,7 @@ public class TestBlockManager {
* Tell the block manager that replication is completed for the given * Tell the block manager that replication is completed for the given
* pipeline. * pipeline.
*/ */
private void fulfillPipeline(BlockInfo blockInfo, private void fulfillPipeline(BlockInfoContiguous blockInfo,
DatanodeStorageInfo[] pipeline) throws IOException { DatanodeStorageInfo[] pipeline) throws IOException {
for (int i = 1; i < pipeline.length; i++) { for (int i = 1; i < pipeline.length; i++) {
DatanodeStorageInfo storage = pipeline[i]; DatanodeStorageInfo storage = pipeline[i];
@ -381,9 +381,9 @@ public class TestBlockManager {
} }
} }
private BlockInfo blockOnNodes(long blkId, List<DatanodeDescriptor> nodes) { private BlockInfoContiguous blockOnNodes(long blkId, List<DatanodeDescriptor> nodes) {
Block block = new Block(blkId); Block block = new Block(blkId);
BlockInfo blockInfo = new BlockInfo(block, (short) 3); BlockInfoContiguous blockInfo = new BlockInfoContiguous(block, (short) 3);
for (DatanodeDescriptor dn : nodes) { for (DatanodeDescriptor dn : nodes) {
for (DatanodeStorageInfo storage : dn.getStorageInfos()) { for (DatanodeStorageInfo storage : dn.getStorageInfos()) {
@ -425,10 +425,10 @@ public class TestBlockManager {
return nodes; return nodes;
} }
private BlockInfo addBlockOnNodes(long blockId, List<DatanodeDescriptor> nodes) { private BlockInfoContiguous addBlockOnNodes(long blockId, List<DatanodeDescriptor> nodes) {
BlockCollection bc = Mockito.mock(BlockCollection.class); BlockCollection bc = Mockito.mock(BlockCollection.class);
Mockito.doReturn((short)3).when(bc).getBlockReplication(); Mockito.doReturn((short)3).when(bc).getBlockReplication();
BlockInfo blockInfo = blockOnNodes(blockId, nodes); BlockInfoContiguous blockInfo = blockOnNodes(blockId, nodes);
bm.blocksMap.addBlockCollection(blockInfo, bc); bm.blocksMap.addBlockCollection(blockInfo, bc);
return blockInfo; return blockInfo;

4
hadoop-hdfs-project/hadoop-hdfs/src/test/java/org/apache/hadoop/hdfs/server/blockmanagement/TestDatanodeDescriptor.java
View File

@ -58,8 +58,8 @@ public class TestDatanodeDescriptor {
public void testBlocksCounter() throws Exception { public void testBlocksCounter() throws Exception {
DatanodeDescriptor dd = BlockManagerTestUtil.getLocalDatanodeDescriptor(true); DatanodeDescriptor dd = BlockManagerTestUtil.getLocalDatanodeDescriptor(true);
assertEquals(0, dd.numBlocks()); assertEquals(0, dd.numBlocks());
BlockInfo blk = new BlockInfo(new Block(1L), (short) 1); BlockInfoContiguous blk = new BlockInfoContiguous(new Block(1L), (short) 1);
BlockInfo blk1 = new BlockInfo(new Block(2L), (short) 2); BlockInfoContiguous blk1 = new BlockInfoContiguous(new Block(2L), (short) 2);
DatanodeStorageInfo[] storages = dd.getStorageInfos(); DatanodeStorageInfo[] storages = dd.getStorageInfos();
assertTrue(storages.length > 0); assertTrue(storages.length > 0);
// add first block // add first block

6
hadoop-hdfs-project/hadoop-hdfs/src/test/java/org/apache/hadoop/hdfs/server/blockmanagement/TestHeartbeatHandling.java
View File

@ -171,7 +171,7 @@ public class TestHeartbeatHandling {
dd1.getStorageInfos()[0], dd1.getStorageInfos()[0],
dd2.getStorageInfos()[0], dd2.getStorageInfos()[0],
dd3.getStorageInfos()[0]}; dd3.getStorageInfos()[0]};
BlockInfoUnderConstruction blockInfo = new BlockInfoUnderConstruction( BlockInfoContiguousUnderConstruction blockInfo = new BlockInfoContiguousUnderConstruction(
new Block(0, 0, GenerationStamp.LAST_RESERVED_STAMP), (short) 3, new Block(0, 0, GenerationStamp.LAST_RESERVED_STAMP), (short) 3,
BlockUCState.UNDER_RECOVERY, storages); BlockUCState.UNDER_RECOVERY, storages);
dd1.addBlockToBeRecovered(blockInfo); dd1.addBlockToBeRecovered(blockInfo);
@ -193,7 +193,7 @@ public class TestHeartbeatHandling {
// More than the default stale interval of 30 seconds. // More than the default stale interval of 30 seconds.
dd2.setLastUpdate(System.currentTimeMillis() - 40 * 1000); dd2.setLastUpdate(System.currentTimeMillis() - 40 * 1000);
dd3.setLastUpdate(System.currentTimeMillis()); dd3.setLastUpdate(System.currentTimeMillis());
blockInfo = new BlockInfoUnderConstruction( blockInfo = new BlockInfoContiguousUnderConstruction(
new Block(0, 0, GenerationStamp.LAST_RESERVED_STAMP), (short) 3, new Block(0, 0, GenerationStamp.LAST_RESERVED_STAMP), (short) 3,
BlockUCState.UNDER_RECOVERY, storages); BlockUCState.UNDER_RECOVERY, storages);
dd1.addBlockToBeRecovered(blockInfo); dd1.addBlockToBeRecovered(blockInfo);
@ -214,7 +214,7 @@ public class TestHeartbeatHandling {
// More than the default stale interval of 30 seconds. // More than the default stale interval of 30 seconds.
dd2.setLastUpdate(System.currentTimeMillis() - 40 * 1000); dd2.setLastUpdate(System.currentTimeMillis() - 40 * 1000);
dd3.setLastUpdate(System.currentTimeMillis() - 80 * 1000); dd3.setLastUpdate(System.currentTimeMillis() - 80 * 1000);
blockInfo = new BlockInfoUnderConstruction( blockInfo = new BlockInfoContiguousUnderConstruction(
new Block(0, 0, GenerationStamp.LAST_RESERVED_STAMP), (short) 3, new Block(0, 0, GenerationStamp.LAST_RESERVED_STAMP), (short) 3,
BlockUCState.UNDER_RECOVERY, storages); BlockUCState.UNDER_RECOVERY, storages);
dd1.addBlockToBeRecovered(blockInfo); dd1.addBlockToBeRecovered(blockInfo);

8
hadoop-hdfs-project/hadoop-hdfs/src/test/java/org/apache/hadoop/hdfs/server/namenode/CreateEditsLog.java
View File

@ -23,7 +23,7 @@ import java.io.IOException;
import org.apache.hadoop.fs.permission.FsPermission; import org.apache.hadoop.fs.permission.FsPermission;
import org.apache.hadoop.fs.permission.PermissionStatus; import org.apache.hadoop.fs.permission.PermissionStatus;
import org.apache.hadoop.hdfs.protocol.Block; import org.apache.hadoop.hdfs.protocol.Block;
import org.apache.hadoop.hdfs.server.blockmanagement.BlockInfo; import org.apache.hadoop.hdfs.server.blockmanagement.BlockInfoContiguous;
import org.apache.hadoop.hdfs.server.common.GenerationStamp; import org.apache.hadoop.hdfs.server.common.GenerationStamp;
import org.apache.hadoop.hdfs.server.common.Storage; import org.apache.hadoop.hdfs.server.common.Storage;
@ -66,10 +66,10 @@ public class CreateEditsLog {
INodeDirectory dirInode = new INodeDirectory(inodeId.nextValue(), null, p, INodeDirectory dirInode = new INodeDirectory(inodeId.nextValue(), null, p,
0L); 0L);
editLog.logMkDir(BASE_PATH, dirInode); editLog.logMkDir(BASE_PATH, dirInode);
BlockInfo[] blocks = new BlockInfo[blocksPerFile]; BlockInfoContiguous[] blocks = new BlockInfoContiguous[blocksPerFile];
for (int iB = 0; iB < blocksPerFile; ++iB) { for (int iB = 0; iB < blocksPerFile; ++iB) {
blocks[iB] = blocks[iB] =
new BlockInfo(new Block(0, blockSize, BLOCK_GENERATION_STAMP), new BlockInfoContiguous(new Block(0, blockSize, BLOCK_GENERATION_STAMP),
replication); replication);
} }
@ -97,7 +97,7 @@ public class CreateEditsLog {
editLog.logMkDir(currentDir, dirInode); editLog.logMkDir(currentDir, dirInode);
} }
INodeFile fileUc = new INodeFile(inodeId.nextValue(), null, INodeFile fileUc = new INodeFile(inodeId.nextValue(), null,
p, 0L, 0L, BlockInfo.EMPTY_ARRAY, replication, blockSize, (byte)0); p, 0L, 0L, BlockInfoContiguous.EMPTY_ARRAY, replication, blockSize);
fileUc.toUnderConstruction("", ""); fileUc.toUnderConstruction("", "");
editLog.logOpenFile(filePath, fileUc, false, false); editLog.logOpenFile(filePath, fileUc, false, false);
editLog.logCloseFile(filePath, inode); editLog.logCloseFile(filePath, inode);

12
hadoop-hdfs-project/hadoop-hdfs/src/test/java/org/apache/hadoop/hdfs/server/namenode/TestAddBlock.java
View File

@ -31,7 +31,7 @@ import org.apache.hadoop.hdfs.DFSTestUtil;
import org.apache.hadoop.hdfs.DistributedFileSystem; import org.apache.hadoop.hdfs.DistributedFileSystem;
import org.apache.hadoop.hdfs.MiniDFSCluster; import org.apache.hadoop.hdfs.MiniDFSCluster;
import org.apache.hadoop.hdfs.client.HdfsDataOutputStream.SyncFlag; import org.apache.hadoop.hdfs.client.HdfsDataOutputStream.SyncFlag;
import org.apache.hadoop.hdfs.server.blockmanagement.BlockInfo; import org.apache.hadoop.hdfs.server.blockmanagement.BlockInfoContiguous;
import org.apache.hadoop.hdfs.server.common.HdfsServerConstants.BlockUCState; import org.apache.hadoop.hdfs.server.common.HdfsServerConstants.BlockUCState;
import org.junit.After; import org.junit.After;
import org.junit.Before; import org.junit.Before;
@ -87,21 +87,21 @@ public class TestAddBlock {
// check file1 // check file1
INodeFile file1Node = fsdir.getINode4Write(file1.toString()).asFile(); INodeFile file1Node = fsdir.getINode4Write(file1.toString()).asFile();
BlockInfo[] file1Blocks = file1Node.getBlocks(); BlockInfoContiguous[] file1Blocks = file1Node.getBlocks();
assertEquals(1, file1Blocks.length); assertEquals(1, file1Blocks.length);
assertEquals(BLOCKSIZE - 1, file1Blocks[0].getNumBytes()); assertEquals(BLOCKSIZE - 1, file1Blocks[0].getNumBytes());
assertEquals(BlockUCState.COMPLETE, file1Blocks[0].getBlockUCState()); assertEquals(BlockUCState.COMPLETE, file1Blocks[0].getBlockUCState());
// check file2 // check file2
INodeFile file2Node = fsdir.getINode4Write(file2.toString()).asFile(); INodeFile file2Node = fsdir.getINode4Write(file2.toString()).asFile();
BlockInfo[] file2Blocks = file2Node.getBlocks(); BlockInfoContiguous[] file2Blocks = file2Node.getBlocks();
assertEquals(1, file2Blocks.length); assertEquals(1, file2Blocks.length);
assertEquals(BLOCKSIZE, file2Blocks[0].getNumBytes()); assertEquals(BLOCKSIZE, file2Blocks[0].getNumBytes());
assertEquals(BlockUCState.COMPLETE, file2Blocks[0].getBlockUCState()); assertEquals(BlockUCState.COMPLETE, file2Blocks[0].getBlockUCState());
// check file3 // check file3
INodeFile file3Node = fsdir.getINode4Write(file3.toString()).asFile(); INodeFile file3Node = fsdir.getINode4Write(file3.toString()).asFile();
BlockInfo[] file3Blocks = file3Node.getBlocks(); BlockInfoContiguous[] file3Blocks = file3Node.getBlocks();
assertEquals(2, file3Blocks.length); assertEquals(2, file3Blocks.length);
assertEquals(BLOCKSIZE, file3Blocks[0].getNumBytes()); assertEquals(BLOCKSIZE, file3Blocks[0].getNumBytes());
assertEquals(BlockUCState.COMPLETE, file3Blocks[0].getBlockUCState()); assertEquals(BlockUCState.COMPLETE, file3Blocks[0].getBlockUCState());
@ -110,7 +110,7 @@ public class TestAddBlock {
// check file4 // check file4
INodeFile file4Node = fsdir.getINode4Write(file4.toString()).asFile(); INodeFile file4Node = fsdir.getINode4Write(file4.toString()).asFile();
BlockInfo[] file4Blocks = file4Node.getBlocks(); BlockInfoContiguous[] file4Blocks = file4Node.getBlocks();
assertEquals(2, file4Blocks.length); assertEquals(2, file4Blocks.length);
assertEquals(BLOCKSIZE, file4Blocks[0].getNumBytes()); assertEquals(BLOCKSIZE, file4Blocks[0].getNumBytes());
assertEquals(BlockUCState.COMPLETE, file4Blocks[0].getBlockUCState()); assertEquals(BlockUCState.COMPLETE, file4Blocks[0].getBlockUCState());
@ -141,7 +141,7 @@ public class TestAddBlock {
FSDirectory fsdir = cluster.getNamesystem().getFSDirectory(); FSDirectory fsdir = cluster.getNamesystem().getFSDirectory();
INodeFile fileNode = fsdir.getINode4Write(file1.toString()).asFile(); INodeFile fileNode = fsdir.getINode4Write(file1.toString()).asFile();
BlockInfo[] fileBlocks = fileNode.getBlocks(); BlockInfoContiguous[] fileBlocks = fileNode.getBlocks();
assertEquals(2, fileBlocks.length); assertEquals(2, fileBlocks.length);
assertEquals(BLOCKSIZE, fileBlocks[0].getNumBytes()); assertEquals(BLOCKSIZE, fileBlocks[0].getNumBytes());
assertEquals(BlockUCState.COMPLETE, fileBlocks[0].getBlockUCState()); assertEquals(BlockUCState.COMPLETE, fileBlocks[0].getBlockUCState());

10
hadoop-hdfs-project/hadoop-hdfs/src/test/java/org/apache/hadoop/hdfs/server/namenode/TestBlockUnderConstruction.java
View File

@ -35,8 +35,8 @@ import org.apache.hadoop.hdfs.TestFileCreation;
import org.apache.hadoop.hdfs.protocol.Block; import org.apache.hadoop.hdfs.protocol.Block;
import org.apache.hadoop.hdfs.protocol.LocatedBlock; import org.apache.hadoop.hdfs.protocol.LocatedBlock;
import org.apache.hadoop.hdfs.protocol.LocatedBlocks; import org.apache.hadoop.hdfs.protocol.LocatedBlocks;
import org.apache.hadoop.hdfs.server.blockmanagement.BlockInfo; import org.apache.hadoop.hdfs.server.blockmanagement.BlockInfoContiguous;
import org.apache.hadoop.hdfs.server.blockmanagement.BlockInfoUnderConstruction; import org.apache.hadoop.hdfs.server.blockmanagement.BlockInfoContiguousUnderConstruction;
import org.apache.hadoop.hdfs.server.common.HdfsServerConstants.BlockUCState; import org.apache.hadoop.hdfs.server.common.HdfsServerConstants.BlockUCState;
import org.apache.hadoop.hdfs.server.protocol.NamenodeProtocols; import org.apache.hadoop.hdfs.server.protocol.NamenodeProtocols;
import org.junit.AfterClass; import org.junit.AfterClass;
@ -91,12 +91,12 @@ public class TestBlockUnderConstruction {
" isUnderConstruction = " + inode.isUnderConstruction() + " isUnderConstruction = " + inode.isUnderConstruction() +
" expected to be " + isFileOpen, " expected to be " + isFileOpen,
inode.isUnderConstruction() == isFileOpen); inode.isUnderConstruction() == isFileOpen);
BlockInfo[] blocks = inode.getBlocks(); BlockInfoContiguous[] blocks = inode.getBlocks();
assertTrue("File does not have blocks: " + inode.toString(), assertTrue("File does not have blocks: " + inode.toString(),
blocks != null && blocks.length > 0); blocks != null && blocks.length > 0);
int idx = 0; int idx = 0;
BlockInfo curBlock; BlockInfoContiguous curBlock;
// all blocks but the last two should be regular blocks // all blocks but the last two should be regular blocks
for(; idx < blocks.length - 2; idx++) { for(; idx < blocks.length - 2; idx++) {
curBlock = blocks[idx]; curBlock = blocks[idx];
@ -170,7 +170,7 @@ public class TestBlockUnderConstruction {
final List<LocatedBlock> blocks = lb.getLocatedBlocks(); final List<LocatedBlock> blocks = lb.getLocatedBlocks();
assertEquals(i, blocks.size()); assertEquals(i, blocks.size());
final Block b = blocks.get(blocks.size() - 1).getBlock().getLocalBlock(); final Block b = blocks.get(blocks.size() - 1).getBlock().getLocalBlock();
assertTrue(b instanceof BlockInfoUnderConstruction); assertTrue(b instanceof BlockInfoContiguousUnderConstruction);
if (++i < NUM_BLOCKS) { if (++i < NUM_BLOCKS) {
// write one more block // write one more block

12
hadoop-hdfs-project/hadoop-hdfs/src/test/java/org/apache/hadoop/hdfs/server/namenode/TestCommitBlockSynchronization.java
View File

@ -22,8 +22,8 @@ import org.apache.hadoop.conf.Configuration;
import org.apache.hadoop.hdfs.protocol.Block; import org.apache.hadoop.hdfs.protocol.Block;
import org.apache.hadoop.hdfs.protocol.DatanodeID; import org.apache.hadoop.hdfs.protocol.DatanodeID;
import org.apache.hadoop.hdfs.protocol.ExtendedBlock; import org.apache.hadoop.hdfs.protocol.ExtendedBlock;
import org.apache.hadoop.hdfs.server.blockmanagement.BlockInfo; import org.apache.hadoop.hdfs.server.blockmanagement.BlockInfoContiguous;
import org.apache.hadoop.hdfs.server.blockmanagement.BlockInfoUnderConstruction; import org.apache.hadoop.hdfs.server.blockmanagement.BlockInfoContiguousUnderConstruction;
import org.apache.hadoop.hdfs.server.blockmanagement.DatanodeStorageInfo; import org.apache.hadoop.hdfs.server.blockmanagement.DatanodeStorageInfo;
import org.apache.hadoop.hdfs.server.common.HdfsServerConstants; import org.apache.hadoop.hdfs.server.common.HdfsServerConstants;
import org.junit.Test; import org.junit.Test;
@ -64,7 +64,7 @@ public class TestCommitBlockSynchronization {
namesystem.dir.getINodeMap().put(file); namesystem.dir.getINodeMap().put(file);
FSNamesystem namesystemSpy = spy(namesystem); FSNamesystem namesystemSpy = spy(namesystem);
BlockInfoUnderConstruction blockInfo = new BlockInfoUnderConstruction( BlockInfoContiguousUnderConstruction blockInfo = new BlockInfoContiguousUnderConstruction(
block, (short) 1, HdfsServerConstants.BlockUCState.UNDER_CONSTRUCTION, targets); block, (short) 1, HdfsServerConstants.BlockUCState.UNDER_CONSTRUCTION, targets);
blockInfo.setBlockCollection(file); blockInfo.setBlockCollection(file);
blockInfo.setGenerationStamp(genStamp); blockInfo.setGenerationStamp(genStamp);
@ -75,7 +75,7 @@ public class TestCommitBlockSynchronization {
doReturn(blockInfo).when(namesystemSpy).getStoredBlock(any(Block.class)); doReturn(blockInfo).when(namesystemSpy).getStoredBlock(any(Block.class));
doReturn(blockInfo).when(file).getLastBlock(); doReturn(blockInfo).when(file).getLastBlock();
doReturn("").when(namesystemSpy).closeFileCommitBlocks( doReturn("").when(namesystemSpy).closeFileCommitBlocks(
any(INodeFile.class), any(BlockInfo.class)); any(INodeFile.class), any(BlockInfoContiguous.class));
doReturn(mock(FSEditLog.class)).when(namesystemSpy).getEditLog(); doReturn(mock(FSEditLog.class)).when(namesystemSpy).getEditLog();
return namesystemSpy; return namesystemSpy;
@ -103,7 +103,7 @@ public class TestCommitBlockSynchronization {
lastBlock, genStamp, length, false, false, newTargets, null); lastBlock, genStamp, length, false, false, newTargets, null);
// Simulate 'completing' the block. // Simulate 'completing' the block.
BlockInfo completedBlockInfo = new BlockInfo(block, (short) 1); BlockInfoContiguous completedBlockInfo = new BlockInfoContiguous(block, (short) 1);
completedBlockInfo.setBlockCollection(file); completedBlockInfo.setBlockCollection(file);
completedBlockInfo.setGenerationStamp(genStamp); completedBlockInfo.setGenerationStamp(genStamp);
doReturn(completedBlockInfo).when(namesystemSpy) doReturn(completedBlockInfo).when(namesystemSpy)
@ -175,7 +175,7 @@ public class TestCommitBlockSynchronization {
namesystemSpy.commitBlockSynchronization( namesystemSpy.commitBlockSynchronization(
lastBlock, genStamp, length, true, false, newTargets, null); lastBlock, genStamp, length, true, false, newTargets, null);
BlockInfo completedBlockInfo = new BlockInfo(block, (short) 1); BlockInfoContiguous completedBlockInfo = new BlockInfoContiguous(block, (short) 1);
completedBlockInfo.setBlockCollection(file); completedBlockInfo.setBlockCollection(file);
completedBlockInfo.setGenerationStamp(genStamp); completedBlockInfo.setGenerationStamp(genStamp);
doReturn(completedBlockInfo).when(namesystemSpy) doReturn(completedBlockInfo).when(namesystemSpy)

4
hadoop-hdfs-project/hadoop-hdfs/src/test/java/org/apache/hadoop/hdfs/server/namenode/TestEditLog.java
View File

@ -70,7 +70,7 @@ import org.apache.hadoop.hdfs.HdfsConfiguration;
import org.apache.hadoop.hdfs.MiniDFSCluster; import org.apache.hadoop.hdfs.MiniDFSCluster;
import org.apache.hadoop.hdfs.protocol.HdfsConstants; import org.apache.hadoop.hdfs.protocol.HdfsConstants;
import org.apache.hadoop.hdfs.protocol.HdfsFileStatus; import org.apache.hadoop.hdfs.protocol.HdfsFileStatus;
import org.apache.hadoop.hdfs.server.blockmanagement.BlockInfo; import org.apache.hadoop.hdfs.server.blockmanagement.BlockInfoContiguous;
import org.apache.hadoop.hdfs.server.common.Storage.StorageDirectory; import org.apache.hadoop.hdfs.server.common.Storage.StorageDirectory;
import org.apache.hadoop.hdfs.server.namenode.NNStorage.NameNodeDirType; import org.apache.hadoop.hdfs.server.namenode.NNStorage.NameNodeDirType;
import org.apache.hadoop.hdfs.server.namenode.metrics.NameNodeMetrics; import org.apache.hadoop.hdfs.server.namenode.metrics.NameNodeMetrics;
@ -205,7 +205,7 @@ public class TestEditLog {
for (int i = 0; i < numTransactions; i++) { for (int i = 0; i < numTransactions; i++) {
INodeFile inode = new INodeFile(namesystem.dir.allocateNewInodeId(), null, INodeFile inode = new INodeFile(namesystem.dir.allocateNewInodeId(), null,
p, 0L, 0L, BlockInfo.EMPTY_ARRAY, replication, blockSize, (byte)0); p, 0L, 0L, BlockInfoContiguous.EMPTY_ARRAY, replication, blockSize);
inode.toUnderConstruction("", ""); inode.toUnderConstruction("", "");
editLog.logOpenFile("/filename" + (startIndex + i), inode, false, false); editLog.logOpenFile("/filename" + (startIndex + i), inode, false, false);

4
hadoop-hdfs-project/hadoop-hdfs/src/test/java/org/apache/hadoop/hdfs/server/namenode/TestFSImage.java
View File

@ -36,7 +36,7 @@ import org.apache.hadoop.hdfs.MiniDFSCluster;
import org.apache.hadoop.hdfs.client.HdfsDataOutputStream.SyncFlag; import org.apache.hadoop.hdfs.client.HdfsDataOutputStream.SyncFlag;
import org.apache.hadoop.hdfs.protocol.HdfsConstants; import org.apache.hadoop.hdfs.protocol.HdfsConstants;
import org.apache.hadoop.hdfs.protocol.HdfsConstants.SafeModeAction; import org.apache.hadoop.hdfs.protocol.HdfsConstants.SafeModeAction;
import org.apache.hadoop.hdfs.server.blockmanagement.BlockInfo; import org.apache.hadoop.hdfs.server.blockmanagement.BlockInfoContiguous;
import org.apache.hadoop.hdfs.server.common.HdfsServerConstants.BlockUCState; import org.apache.hadoop.hdfs.server.common.HdfsServerConstants.BlockUCState;
import org.apache.hadoop.hdfs.server.namenode.LeaseManager.Lease; import org.apache.hadoop.hdfs.server.namenode.LeaseManager.Lease;
import org.apache.hadoop.hdfs.util.MD5FileUtils; import org.apache.hadoop.hdfs.util.MD5FileUtils;
@ -97,7 +97,7 @@ public class TestFSImage {
INodeFile file2Node = fsn.dir.getINode4Write(file2.toString()).asFile(); INodeFile file2Node = fsn.dir.getINode4Write(file2.toString()).asFile();
assertEquals("hello".length(), file2Node.computeFileSize()); assertEquals("hello".length(), file2Node.computeFileSize());
assertTrue(file2Node.isUnderConstruction()); assertTrue(file2Node.isUnderConstruction());
BlockInfo[] blks = file2Node.getBlocks(); BlockInfoContiguous[] blks = file2Node.getBlocks();
assertEquals(1, blks.length); assertEquals(1, blks.length);
assertEquals(BlockUCState.UNDER_CONSTRUCTION, blks[0].getBlockUCState()); assertEquals(BlockUCState.UNDER_CONSTRUCTION, blks[0].getBlockUCState());
// check lease manager // check lease manager

6
hadoop-hdfs-project/hadoop-hdfs/src/test/java/org/apache/hadoop/hdfs/server/namenode/TestFileTruncate.java
View File

@ -54,7 +54,7 @@ import org.apache.hadoop.hdfs.protocol.Block;
import org.apache.hadoop.hdfs.protocol.HdfsConstants; import org.apache.hadoop.hdfs.protocol.HdfsConstants;
import org.apache.hadoop.hdfs.protocol.HdfsConstants.SafeModeAction; import org.apache.hadoop.hdfs.protocol.HdfsConstants.SafeModeAction;
import org.apache.hadoop.hdfs.protocol.LocatedBlocks; import org.apache.hadoop.hdfs.protocol.LocatedBlocks;
import org.apache.hadoop.hdfs.server.blockmanagement.BlockInfoUnderConstruction; import org.apache.hadoop.hdfs.server.blockmanagement.BlockInfoContiguousUnderConstruction;
import org.apache.hadoop.hdfs.server.common.HdfsServerConstants; import org.apache.hadoop.hdfs.server.common.HdfsServerConstants;
import org.apache.hadoop.hdfs.server.common.HdfsServerConstants.StartupOption; import org.apache.hadoop.hdfs.server.common.HdfsServerConstants.StartupOption;
import org.apache.hadoop.security.UserGroupInformation; import org.apache.hadoop.security.UserGroupInformation;
@ -773,7 +773,7 @@ public class TestFileTruncate {
is(fsn.getBlockIdManager().getGenerationStampV2())); is(fsn.getBlockIdManager().getGenerationStampV2()));
assertThat(file.getLastBlock().getBlockUCState(), assertThat(file.getLastBlock().getBlockUCState(),
is(HdfsServerConstants.BlockUCState.UNDER_RECOVERY)); is(HdfsServerConstants.BlockUCState.UNDER_RECOVERY));
long blockRecoveryId = ((BlockInfoUnderConstruction) file.getLastBlock()) long blockRecoveryId = ((BlockInfoContiguousUnderConstruction) file.getLastBlock())
.getBlockRecoveryId(); .getBlockRecoveryId();
assertThat(blockRecoveryId, is(initialGenStamp + 1)); assertThat(blockRecoveryId, is(initialGenStamp + 1));
fsn.getEditLog().logTruncate( fsn.getEditLog().logTruncate(
@ -806,7 +806,7 @@ public class TestFileTruncate {
is(fsn.getBlockIdManager().getGenerationStampV2())); is(fsn.getBlockIdManager().getGenerationStampV2()));
assertThat(file.getLastBlock().getBlockUCState(), assertThat(file.getLastBlock().getBlockUCState(),
is(HdfsServerConstants.BlockUCState.UNDER_RECOVERY)); is(HdfsServerConstants.BlockUCState.UNDER_RECOVERY));
long blockRecoveryId = ((BlockInfoUnderConstruction) file.getLastBlock()) long blockRecoveryId = ((BlockInfoContiguousUnderConstruction) file.getLastBlock())
.getBlockRecoveryId(); .getBlockRecoveryId();
assertThat(blockRecoveryId, is(initialGenStamp + 1)); assertThat(blockRecoveryId, is(initialGenStamp + 1));
fsn.getEditLog().logTruncate( fsn.getEditLog().logTruncate(

4
hadoop-hdfs-project/hadoop-hdfs/src/test/java/org/apache/hadoop/hdfs/server/namenode/TestFsck.java
View File

@ -65,7 +65,7 @@ import org.apache.hadoop.hdfs.protocol.ExtendedBlock;
import org.apache.hadoop.hdfs.protocol.HdfsFileStatus; import org.apache.hadoop.hdfs.protocol.HdfsFileStatus;
import org.apache.hadoop.hdfs.protocol.LocatedBlock; import org.apache.hadoop.hdfs.protocol.LocatedBlock;
import org.apache.hadoop.hdfs.protocol.LocatedBlocks; import org.apache.hadoop.hdfs.protocol.LocatedBlocks;
import org.apache.hadoop.hdfs.server.blockmanagement.BlockInfo; import org.apache.hadoop.hdfs.server.blockmanagement.BlockInfoContiguous;
import org.apache.hadoop.hdfs.server.blockmanagement.BlockManager; import org.apache.hadoop.hdfs.server.blockmanagement.BlockManager;
import org.apache.hadoop.hdfs.server.blockmanagement.DatanodeDescriptor; import org.apache.hadoop.hdfs.server.blockmanagement.DatanodeDescriptor;
import org.apache.hadoop.hdfs.server.blockmanagement.DatanodeManager; import org.apache.hadoop.hdfs.server.blockmanagement.DatanodeManager;
@ -714,7 +714,7 @@ public class TestFsck {
// intentionally corrupt NN data structure // intentionally corrupt NN data structure
INodeFile node = (INodeFile) cluster.getNamesystem().dir.getINode INodeFile node = (INodeFile) cluster.getNamesystem().dir.getINode
(fileName, true); (fileName, true);
final BlockInfo[] blocks = node.getBlocks(); final BlockInfoContiguous[] blocks = node.getBlocks();
assertEquals(blocks.length, 1); assertEquals(blocks.length, 1);
blocks[0].setNumBytes(-1L); // set the block length to be negative blocks[0].setNumBytes(-1L); // set the block length to be negative

4
hadoop-hdfs-project/hadoop-hdfs/src/test/java/org/apache/hadoop/hdfs/server/namenode/TestINodeFile.java
View File

@ -58,7 +58,7 @@ import org.apache.hadoop.hdfs.protocol.HdfsFileStatus;
import org.apache.hadoop.hdfs.protocol.LocatedBlock; import org.apache.hadoop.hdfs.protocol.LocatedBlock;
import org.apache.hadoop.hdfs.protocol.LocatedBlocks; import org.apache.hadoop.hdfs.protocol.LocatedBlocks;
import org.apache.hadoop.hdfs.protocol.QuotaExceededException; import org.apache.hadoop.hdfs.protocol.QuotaExceededException;
import org.apache.hadoop.hdfs.server.blockmanagement.BlockInfo; import org.apache.hadoop.hdfs.server.blockmanagement.BlockInfoContiguous;
import org.apache.hadoop.hdfs.server.namenode.snapshot.Snapshot; import org.apache.hadoop.hdfs.server.namenode.snapshot.Snapshot;
import org.apache.hadoop.hdfs.server.protocol.NamenodeProtocols; import org.apache.hadoop.hdfs.server.protocol.NamenodeProtocols;
import org.apache.hadoop.io.IOUtils; import org.apache.hadoop.io.IOUtils;
@ -288,7 +288,7 @@ public class TestINodeFile {
iNodes[i] = new INodeFile(i, null, perm, 0L, 0L, null, replication, iNodes[i] = new INodeFile(i, null, perm, 0L, 0L, null, replication,
preferredBlockSize, (byte)0); preferredBlockSize, (byte)0);
iNodes[i].setLocalName(DFSUtil.string2Bytes(fileNamePrefix + i)); iNodes[i].setLocalName(DFSUtil.string2Bytes(fileNamePrefix + i));
BlockInfo newblock = new BlockInfo(replication); BlockInfoContiguous newblock = new BlockInfoContiguous(replication);
iNodes[i].addBlock(newblock); iNodes[i].addBlock(newblock);
} }

6
hadoop-hdfs-project/hadoop-hdfs/src/test/java/org/apache/hadoop/hdfs/server/namenode/ha/TestPipelinesFailover.java
View File

@ -28,7 +28,6 @@ import java.util.concurrent.TimeoutException;
import org.apache.commons.logging.Log; import org.apache.commons.logging.Log;
import org.apache.commons.logging.LogFactory; import org.apache.commons.logging.LogFactory;
import org.apache.commons.logging.impl.Log4JLogger;
import org.apache.hadoop.conf.Configuration; import org.apache.hadoop.conf.Configuration;
import org.apache.hadoop.fs.FSDataOutputStream; import org.apache.hadoop.fs.FSDataOutputStream;
import org.apache.hadoop.fs.FileSystem; import org.apache.hadoop.fs.FileSystem;
@ -42,12 +41,8 @@ import org.apache.hadoop.hdfs.MiniDFSNNTopology;
import org.apache.hadoop.hdfs.protocol.DatanodeID; import org.apache.hadoop.hdfs.protocol.DatanodeID;
import org.apache.hadoop.hdfs.protocol.ExtendedBlock; import org.apache.hadoop.hdfs.protocol.ExtendedBlock;
import org.apache.hadoop.hdfs.protocolPB.DatanodeProtocolClientSideTranslatorPB; import org.apache.hadoop.hdfs.protocolPB.DatanodeProtocolClientSideTranslatorPB;
import org.apache.hadoop.hdfs.server.blockmanagement.BlockInfo;
import org.apache.hadoop.hdfs.server.blockmanagement.BlockInfoUnderConstruction;
import org.apache.hadoop.hdfs.server.blockmanagement.BlockManager;
import org.apache.hadoop.hdfs.server.blockmanagement.BlockManagerTestUtil; import org.apache.hadoop.hdfs.server.blockmanagement.BlockManagerTestUtil;
import org.apache.hadoop.hdfs.server.blockmanagement.DatanodeDescriptor; import org.apache.hadoop.hdfs.server.blockmanagement.DatanodeDescriptor;
import org.apache.hadoop.hdfs.server.blockmanagement.DatanodeStorageInfo;
import org.apache.hadoop.hdfs.server.datanode.DataNode; import org.apache.hadoop.hdfs.server.datanode.DataNode;
import org.apache.hadoop.hdfs.server.datanode.DataNodeTestUtils; import org.apache.hadoop.hdfs.server.datanode.DataNodeTestUtils;
import org.apache.hadoop.hdfs.server.namenode.FSNamesystem; import org.apache.hadoop.hdfs.server.namenode.FSNamesystem;
@ -60,7 +55,6 @@ import org.apache.hadoop.test.GenericTestUtils.DelayAnswer;
import org.apache.hadoop.test.MultithreadedTestUtil.RepeatingTestThread; import org.apache.hadoop.test.MultithreadedTestUtil.RepeatingTestThread;
import org.apache.hadoop.test.MultithreadedTestUtil.TestContext; import org.apache.hadoop.test.MultithreadedTestUtil.TestContext;
import org.apache.log4j.Level; import org.apache.log4j.Level;
import org.apache.log4j.Logger;
import org.junit.Test; import org.junit.Test;
import org.mockito.Mockito; import org.mockito.Mockito;

6
hadoop-hdfs-project/hadoop-hdfs/src/test/java/org/apache/hadoop/hdfs/server/namenode/ha/TestRetryCacheWithHA.java
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@ -71,7 +71,7 @@ import org.apache.hadoop.hdfs.protocol.LocatedBlock;
import org.apache.hadoop.hdfs.protocol.LocatedBlocks; import org.apache.hadoop.hdfs.protocol.LocatedBlocks;
import org.apache.hadoop.hdfs.protocol.CacheDirectiveEntry; import org.apache.hadoop.hdfs.protocol.CacheDirectiveEntry;
import org.apache.hadoop.hdfs.protocol.CacheDirectiveInfo; import org.apache.hadoop.hdfs.protocol.CacheDirectiveInfo;
import org.apache.hadoop.hdfs.server.blockmanagement.BlockInfoUnderConstruction; import org.apache.hadoop.hdfs.server.blockmanagement.BlockInfoContiguousUnderConstruction;
import org.apache.hadoop.hdfs.server.namenode.FSNamesystem; import org.apache.hadoop.hdfs.server.namenode.FSNamesystem;
import org.apache.hadoop.hdfs.server.namenode.INodeFile; import org.apache.hadoop.hdfs.server.namenode.INodeFile;
import org.apache.hadoop.hdfs.server.namenode.snapshot.SnapshotTestHelper; import org.apache.hadoop.hdfs.server.namenode.snapshot.SnapshotTestHelper;
@ -741,8 +741,8 @@ public class TestRetryCacheWithHA {
boolean checkNamenodeBeforeReturn() throws Exception { boolean checkNamenodeBeforeReturn() throws Exception {
INodeFile fileNode = cluster.getNamesystem(0).getFSDirectory() INodeFile fileNode = cluster.getNamesystem(0).getFSDirectory()
.getINode4Write(file).asFile(); .getINode4Write(file).asFile();
BlockInfoUnderConstruction blkUC = BlockInfoContiguousUnderConstruction blkUC =
(BlockInfoUnderConstruction) (fileNode.getBlocks())[1]; (BlockInfoContiguousUnderConstruction) (fileNode.getBlocks())[1];
int datanodeNum = blkUC.getExpectedStorageLocations().length; int datanodeNum = blkUC.getExpectedStorageLocations().length;
for (int i = 0; i < CHECKTIMES && datanodeNum != 2; i++) { for (int i = 0; i < CHECKTIMES && datanodeNum != 2; i++) {
Thread.sleep(1000); Thread.sleep(1000);

10
hadoop-hdfs-project/hadoop-hdfs/src/test/java/org/apache/hadoop/hdfs/server/namenode/snapshot/SnapshotTestHelper.java
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@ -34,7 +34,6 @@ import java.util.Random;
import org.apache.commons.logging.Log; import org.apache.commons.logging.Log;
import org.apache.commons.logging.LogFactory; import org.apache.commons.logging.LogFactory;
import org.apache.commons.logging.impl.Log4JLogger;
import org.apache.hadoop.fs.FileStatus; import org.apache.hadoop.fs.FileStatus;
import org.apache.hadoop.fs.FileSystem; import org.apache.hadoop.fs.FileSystem;
import org.apache.hadoop.fs.Path; import org.apache.hadoop.fs.Path;
@ -44,8 +43,8 @@ import org.apache.hadoop.hdfs.DFSTestUtil;
import org.apache.hadoop.hdfs.DistributedFileSystem; import org.apache.hadoop.hdfs.DistributedFileSystem;
import org.apache.hadoop.hdfs.MiniDFSCluster; import org.apache.hadoop.hdfs.MiniDFSCluster;
import org.apache.hadoop.hdfs.protocol.HdfsConstants; import org.apache.hadoop.hdfs.protocol.HdfsConstants;
import org.apache.hadoop.hdfs.server.blockmanagement.BlockInfo; import org.apache.hadoop.hdfs.server.blockmanagement.BlockInfoContiguous;
import org.apache.hadoop.hdfs.server.blockmanagement.BlockInfoUnderConstruction; import org.apache.hadoop.hdfs.server.blockmanagement.BlockInfoContiguousUnderConstruction;
import org.apache.hadoop.hdfs.server.blockmanagement.BlockManager; import org.apache.hadoop.hdfs.server.blockmanagement.BlockManager;
import org.apache.hadoop.hdfs.server.datanode.BlockPoolSliceStorage; import org.apache.hadoop.hdfs.server.datanode.BlockPoolSliceStorage;
import org.apache.hadoop.hdfs.server.datanode.DataBlockScanner; import org.apache.hadoop.hdfs.server.datanode.DataBlockScanner;
@ -63,7 +62,6 @@ import org.apache.hadoop.ipc.ProtobufRpcEngine.Server;
import org.apache.hadoop.metrics2.impl.MetricsSystemImpl; import org.apache.hadoop.metrics2.impl.MetricsSystemImpl;
import org.apache.hadoop.security.UserGroupInformation; import org.apache.hadoop.security.UserGroupInformation;
import org.apache.hadoop.test.GenericTestUtils; import org.apache.hadoop.test.GenericTestUtils;
import org.apache.log4j.Level;
import org.junit.Assert; import org.junit.Assert;
/** /**
@ -178,8 +176,8 @@ public class SnapshotTestHelper {
* *
* Specific information for different types of INode: * Specific information for different types of INode:
* {@link INodeDirectory}:childrenSize * {@link INodeDirectory}:childrenSize
* {@link INodeFile}: fileSize, block list. Check {@link BlockInfo#toString()} * {@link INodeFile}: fileSize, block list. Check {@link BlockInfoContiguous#toString()}
* and {@link BlockInfoUnderConstruction#toString()} for detailed information. * and {@link BlockInfoContiguousUnderConstruction#toString()} for detailed information.
* {@link FileWithSnapshot}: next link * {@link FileWithSnapshot}: next link
* </pre> * </pre>
* @see INode#dumpTreeRecursively() * @see INode#dumpTreeRecursively()

24
hadoop-hdfs-project/hadoop-hdfs/src/test/java/org/apache/hadoop/hdfs/server/namenode/snapshot/TestSnapshotBlocksMap.java
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@ -36,7 +36,7 @@ import org.apache.hadoop.hdfs.DistributedFileSystem;
import org.apache.hadoop.hdfs.MiniDFSCluster; import org.apache.hadoop.hdfs.MiniDFSCluster;
import org.apache.hadoop.hdfs.protocol.ExtendedBlock; import org.apache.hadoop.hdfs.protocol.ExtendedBlock;
import org.apache.hadoop.hdfs.protocol.HdfsConstants.SafeModeAction; import org.apache.hadoop.hdfs.protocol.HdfsConstants.SafeModeAction;
import org.apache.hadoop.hdfs.server.blockmanagement.BlockInfo; import org.apache.hadoop.hdfs.server.blockmanagement.BlockInfoContiguous;
import org.apache.hadoop.hdfs.server.blockmanagement.BlockManager; import org.apache.hadoop.hdfs.server.blockmanagement.BlockManager;
import org.apache.hadoop.hdfs.server.namenode.FSDirectory; import org.apache.hadoop.hdfs.server.namenode.FSDirectory;
import org.apache.hadoop.hdfs.server.namenode.FSNamesystem; import org.apache.hadoop.hdfs.server.namenode.FSNamesystem;
@ -108,14 +108,14 @@ public class TestSnapshotBlocksMap {
final FSDirectory dir, final BlockManager blkManager) throws Exception { final FSDirectory dir, final BlockManager blkManager) throws Exception {
final INodeFile file = INodeFile.valueOf(dir.getINode(path), path); final INodeFile file = INodeFile.valueOf(dir.getINode(path), path);
assertEquals(numBlocks, file.getBlocks().length); assertEquals(numBlocks, file.getBlocks().length);
for(BlockInfo b : file.getBlocks()) { for(BlockInfoContiguous b : file.getBlocks()) {
assertBlockCollection(blkManager, file, b); assertBlockCollection(blkManager, file, b);
} }
return file; return file;
} }
static void assertBlockCollection(final BlockManager blkManager, static void assertBlockCollection(final BlockManager blkManager,
final INodeFile file, final BlockInfo b) { final INodeFile file, final BlockInfoContiguous b) {
Assert.assertSame(b, blkManager.getStoredBlock(b)); Assert.assertSame(b, blkManager.getStoredBlock(b));
Assert.assertSame(file, blkManager.getBlockCollection(b)); Assert.assertSame(file, blkManager.getBlockCollection(b));
Assert.assertSame(file, b.getBlockCollection()); Assert.assertSame(file, b.getBlockCollection());
@ -146,10 +146,10 @@ public class TestSnapshotBlocksMap {
{ {
final INodeFile f2 = assertBlockCollection(file2.toString(), 3, fsdir, final INodeFile f2 = assertBlockCollection(file2.toString(), 3, fsdir,
blockmanager); blockmanager);
BlockInfo[] blocks = f2.getBlocks(); BlockInfoContiguous[] blocks = f2.getBlocks();
hdfs.delete(sub2, true); hdfs.delete(sub2, true);
// The INode should have been removed from the blocksMap // The INode should have been removed from the blocksMap
for(BlockInfo b : blocks) { for(BlockInfoContiguous b : blocks) {
assertNull(blockmanager.getBlockCollection(b)); assertNull(blockmanager.getBlockCollection(b));
} }
} }
@ -177,7 +177,7 @@ public class TestSnapshotBlocksMap {
// Check the block information for file0 // Check the block information for file0
final INodeFile f0 = assertBlockCollection(file0.toString(), 4, fsdir, final INodeFile f0 = assertBlockCollection(file0.toString(), 4, fsdir,
blockmanager); blockmanager);
BlockInfo[] blocks0 = f0.getBlocks(); BlockInfoContiguous[] blocks0 = f0.getBlocks();
// Also check the block information for snapshot of file0 // Also check the block information for snapshot of file0
Path snapshotFile0 = SnapshotTestHelper.getSnapshotPath(sub1, "s0", Path snapshotFile0 = SnapshotTestHelper.getSnapshotPath(sub1, "s0",
@ -187,7 +187,7 @@ public class TestSnapshotBlocksMap {
// Delete file0 // Delete file0
hdfs.delete(file0, true); hdfs.delete(file0, true);
// Make sure the blocks of file0 is still in blocksMap // Make sure the blocks of file0 is still in blocksMap
for(BlockInfo b : blocks0) { for(BlockInfoContiguous b : blocks0) {
assertNotNull(blockmanager.getBlockCollection(b)); assertNotNull(blockmanager.getBlockCollection(b));
} }
assertBlockCollection(snapshotFile0.toString(), 4, fsdir, blockmanager); assertBlockCollection(snapshotFile0.toString(), 4, fsdir, blockmanager);
@ -201,7 +201,7 @@ public class TestSnapshotBlocksMap {
hdfs.deleteSnapshot(sub1, "s1"); hdfs.deleteSnapshot(sub1, "s1");
// Make sure the first block of file0 is still in blocksMap // Make sure the first block of file0 is still in blocksMap
for(BlockInfo b : blocks0) { for(BlockInfoContiguous b : blocks0) {
assertNotNull(blockmanager.getBlockCollection(b)); assertNotNull(blockmanager.getBlockCollection(b));
} }
assertBlockCollection(snapshotFile0.toString(), 4, fsdir, blockmanager); assertBlockCollection(snapshotFile0.toString(), 4, fsdir, blockmanager);
@ -293,7 +293,7 @@ public class TestSnapshotBlocksMap {
hdfs.append(bar); hdfs.append(bar);
INodeFile barNode = fsdir.getINode4Write(bar.toString()).asFile(); INodeFile barNode = fsdir.getINode4Write(bar.toString()).asFile();
BlockInfo[] blks = barNode.getBlocks(); BlockInfoContiguous[] blks = barNode.getBlocks();
assertEquals(1, blks.length); assertEquals(1, blks.length);
assertEquals(BLOCKSIZE, blks[0].getNumBytes()); assertEquals(BLOCKSIZE, blks[0].getNumBytes());
ExtendedBlock previous = new ExtendedBlock(fsn.getBlockPoolId(), blks[0]); ExtendedBlock previous = new ExtendedBlock(fsn.getBlockPoolId(), blks[0]);
@ -331,7 +331,7 @@ public class TestSnapshotBlocksMap {
hdfs.append(bar); hdfs.append(bar);
INodeFile barNode = fsdir.getINode4Write(bar.toString()).asFile(); INodeFile barNode = fsdir.getINode4Write(bar.toString()).asFile();
BlockInfo[] blks = barNode.getBlocks(); BlockInfoContiguous[] blks = barNode.getBlocks();
assertEquals(1, blks.length); assertEquals(1, blks.length);
ExtendedBlock previous = new ExtendedBlock(fsn.getBlockPoolId(), blks[0]); ExtendedBlock previous = new ExtendedBlock(fsn.getBlockPoolId(), blks[0]);
cluster.getNameNodeRpc() cluster.getNameNodeRpc()
@ -370,7 +370,7 @@ public class TestSnapshotBlocksMap {
hdfs.append(bar); hdfs.append(bar);
INodeFile barNode = fsdir.getINode4Write(bar.toString()).asFile(); INodeFile barNode = fsdir.getINode4Write(bar.toString()).asFile();
BlockInfo[] blks = barNode.getBlocks(); BlockInfoContiguous[] blks = barNode.getBlocks();
assertEquals(1, blks.length); assertEquals(1, blks.length);
ExtendedBlock previous = new ExtendedBlock(fsn.getBlockPoolId(), blks[0]); ExtendedBlock previous = new ExtendedBlock(fsn.getBlockPoolId(), blks[0]);
cluster.getNameNodeRpc() cluster.getNameNodeRpc()
@ -421,7 +421,7 @@ public class TestSnapshotBlocksMap {
out.write(testData); out.write(testData);
out.close(); out.close();
INodeFile barNode = fsdir.getINode4Write(bar.toString()).asFile(); INodeFile barNode = fsdir.getINode4Write(bar.toString()).asFile();
BlockInfo[] blks = barNode.getBlocks(); BlockInfoContiguous[] blks = barNode.getBlocks();
assertEquals(1, blks.length); assertEquals(1, blks.length);
assertEquals(testData.length, blks[0].getNumBytes()); assertEquals(testData.length, blks[0].getNumBytes());

16
hadoop-hdfs-project/hadoop-hdfs/src/test/java/org/apache/hadoop/hdfs/server/namenode/snapshot/TestSnapshotDeletion.java
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@ -42,7 +42,7 @@ import org.apache.hadoop.hdfs.MiniDFSCluster;
import org.apache.hadoop.hdfs.MiniDFSNNTopology; import org.apache.hadoop.hdfs.MiniDFSNNTopology;
import org.apache.hadoop.hdfs.protocol.HdfsConstants; import org.apache.hadoop.hdfs.protocol.HdfsConstants;
import org.apache.hadoop.hdfs.protocol.HdfsConstants.SafeModeAction; import org.apache.hadoop.hdfs.protocol.HdfsConstants.SafeModeAction;
import org.apache.hadoop.hdfs.server.blockmanagement.BlockInfo; import org.apache.hadoop.hdfs.server.blockmanagement.BlockInfoContiguous;
import org.apache.hadoop.hdfs.server.blockmanagement.BlockManager; import org.apache.hadoop.hdfs.server.blockmanagement.BlockManager;
import org.apache.hadoop.hdfs.server.namenode.FSDirectory; import org.apache.hadoop.hdfs.server.namenode.FSDirectory;
import org.apache.hadoop.hdfs.server.namenode.FSNamesystem; import org.apache.hadoop.hdfs.server.namenode.FSNamesystem;
@ -260,12 +260,12 @@ public class TestSnapshotDeletion {
DFSTestUtil.createFile(hdfs, tempFile, BLOCKSIZE, REPLICATION, seed); DFSTestUtil.createFile(hdfs, tempFile, BLOCKSIZE, REPLICATION, seed);
final INodeFile temp = TestSnapshotBlocksMap.assertBlockCollection( final INodeFile temp = TestSnapshotBlocksMap.assertBlockCollection(
tempFile.toString(), 1, fsdir, blockmanager); tempFile.toString(), 1, fsdir, blockmanager);
BlockInfo[] blocks = temp.getBlocks(); BlockInfoContiguous[] blocks = temp.getBlocks();
hdfs.delete(tempDir, true); hdfs.delete(tempDir, true);
// check dir's quota usage // check dir's quota usage
checkQuotaUsageComputation(dir, 8, BLOCKSIZE * REPLICATION * 3); checkQuotaUsageComputation(dir, 8, BLOCKSIZE * REPLICATION * 3);
// check blocks of tempFile // check blocks of tempFile
for (BlockInfo b : blocks) { for (BlockInfoContiguous b : blocks) {
assertNull(blockmanager.getBlockCollection(b)); assertNull(blockmanager.getBlockCollection(b));
} }
@ -342,7 +342,7 @@ public class TestSnapshotDeletion {
// while deletion, we add diff for subsub and metaChangeFile1, and remove // while deletion, we add diff for subsub and metaChangeFile1, and remove
// newFile // newFile
checkQuotaUsageComputation(dir, 9L, BLOCKSIZE * REPLICATION * 4); checkQuotaUsageComputation(dir, 9L, BLOCKSIZE * REPLICATION * 4);
for (BlockInfo b : blocks) { for (BlockInfoContiguous b : blocks) {
assertNull(blockmanager.getBlockCollection(b)); assertNull(blockmanager.getBlockCollection(b));
} }
@ -479,7 +479,7 @@ public class TestSnapshotDeletion {
final INodeFile toDeleteFileNode = TestSnapshotBlocksMap final INodeFile toDeleteFileNode = TestSnapshotBlocksMap
.assertBlockCollection(toDeleteFile.toString(), 1, fsdir, blockmanager); .assertBlockCollection(toDeleteFile.toString(), 1, fsdir, blockmanager);
BlockInfo[] blocks = toDeleteFileNode.getBlocks(); BlockInfoContiguous[] blocks = toDeleteFileNode.getBlocks();
// create snapshot s0 on dir // create snapshot s0 on dir
SnapshotTestHelper.createSnapshot(hdfs, dir, "s0"); SnapshotTestHelper.createSnapshot(hdfs, dir, "s0");
@ -505,7 +505,7 @@ public class TestSnapshotDeletion {
// metaChangeDir's diff, dir's diff. diskspace: remove toDeleteFile, and // metaChangeDir's diff, dir's diff. diskspace: remove toDeleteFile, and
// metaChangeFile's replication factor decreases // metaChangeFile's replication factor decreases
checkQuotaUsageComputation(dir, 6, 2 * BLOCKSIZE * REPLICATION - BLOCKSIZE); checkQuotaUsageComputation(dir, 6, 2 * BLOCKSIZE * REPLICATION - BLOCKSIZE);
for (BlockInfo b : blocks) { for (BlockInfoContiguous b : blocks) {
assertNull(blockmanager.getBlockCollection(b)); assertNull(blockmanager.getBlockCollection(b));
} }
@ -799,7 +799,7 @@ public class TestSnapshotDeletion {
FileStatus statusBeforeDeletion13 = hdfs.getFileStatus(file13_s1); FileStatus statusBeforeDeletion13 = hdfs.getFileStatus(file13_s1);
INodeFile file14Node = TestSnapshotBlocksMap.assertBlockCollection( INodeFile file14Node = TestSnapshotBlocksMap.assertBlockCollection(
file14_s2.toString(), 1, fsdir, blockmanager); file14_s2.toString(), 1, fsdir, blockmanager);
BlockInfo[] blocks_14 = file14Node.getBlocks(); BlockInfoContiguous[] blocks_14 = file14Node.getBlocks();
TestSnapshotBlocksMap.assertBlockCollection(file15_s2.toString(), 1, fsdir, TestSnapshotBlocksMap.assertBlockCollection(file15_s2.toString(), 1, fsdir,
blockmanager); blockmanager);
@ -836,7 +836,7 @@ public class TestSnapshotDeletion {
modDirStr + "file15"); modDirStr + "file15");
assertFalse(hdfs.exists(file14_s1)); assertFalse(hdfs.exists(file14_s1));
assertFalse(hdfs.exists(file15_s1)); assertFalse(hdfs.exists(file15_s1));
for (BlockInfo b : blocks_14) { for (BlockInfoContiguous b : blocks_14) {
assertNull(blockmanager.getBlockCollection(b)); assertNull(blockmanager.getBlockCollection(b));
} }