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Merge r1291972 through r1293033 from 0.23. 

git-svn-id: https://svn.apache.org/repos/asf/hadoop/common/branches/branch-0.23-PB@1293035 13f79535-47bb-0310-9956-ffa450edef68
This commit is contained in:
Tsz-wo Sze 2012-02-23 23:52:26 +00:00
parent 8906c14c7c 1714f8b6c7
commit 024c23c95f
37 changed files with 291 additions and 201 deletions
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4
hadoop-common-project/hadoop-common/CHANGES.txt
View File

@ -91,6 +91,10 @@ Release 0.23.2 - UNRELEASED
BUG FIXES
HADOOP-7660. Maven generated .classpath doesnot includes
"target/generated-test-source/java" as source directory.
(Laxman via bobby)
HADOOP-8042 When copying a file out of HDFS, modifying it, and uploading
it back into HDFS, the put fails due to a CRC mismatch
(Daryn Sharp via bobby)

2
hadoop-common-project/hadoop-common/pom.xml
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@ -448,7 +448,7 @@
</execution>
<execution>
<id>add-test-source</id>
<phase>generate-test-sources</phase>
<phase>generate-sources</phase>
<goals>
<goal>add-test-source</goal>
</goals>

13
hadoop-hdfs-project/hadoop-hdfs/CHANGES.txt
View File

@ -147,6 +147,11 @@ Release 0.23.2 - UNRELEASED
HDFS-2725. hdfs script usage information is missing the information
about "dfs" command (Prashant Sharma via stevel)
HDFS-2907. Add a conf property dfs.datanode.fsdataset.factory to make
FSDataset in Datanode pluggable. (szetszwo)
HDFS-2985. Improve logging when replicas are marked as corrupt. (todd)
OPTIMIZATIONS
BUG FIXES
@ -174,6 +179,14 @@ Release 0.23.2 - UNRELEASED
HDFS-2969. ExtendedBlock.equals is incorrectly implemented (todd)
HDFS-2944. Typo in hdfs-default.xml causes
dfs.client.block.write.replace-datanode-on-failure.enable to be mistakenly
disabled. (atm)
HDFS-2981. In hdfs-default.xml, the default value of
dfs.client.block.write.replace-datanode-on-failure.enable should be true.
(szetszwo)
Release 0.23.1 - 2012-02-17
INCOMPATIBLE CHANGES

6
hadoop-hdfs-project/hadoop-hdfs/src/main/java/org/apache/hadoop/hdfs/DFSConfigKeys.java
View File

@ -167,7 +167,6 @@ public class DFSConfigKeys extends CommonConfigurationKeys {
public static final String DFS_CLIENT_RETRY_WINDOW_BASE= "dfs.client.retry.window.base";
public static final String DFS_METRICS_SESSION_ID_KEY = "dfs.metrics.session-id";
public static final String DFS_DATANODE_HOST_NAME_KEY = "dfs.datanode.hostname";
public static final String DFS_DATANODE_STORAGEID_KEY = "dfs.datanode.StorageId";
public static final String DFS_NAMENODE_HOSTS_KEY = "dfs.namenode.hosts";
public static final String DFS_NAMENODE_HOSTS_EXCLUDE_KEY = "dfs.namenode.hosts.exclude";
public static final String DFS_CLIENT_SOCKET_TIMEOUT_KEY = "dfs.client.socket-timeout";
@ -211,10 +210,6 @@ public class DFSConfigKeys extends CommonConfigurationKeys {
public static final int DFS_DATANODE_NUMBLOCKS_DEFAULT = 64;
public static final String DFS_DATANODE_SCAN_PERIOD_HOURS_KEY = "dfs.datanode.scan.period.hours";
public static final int DFS_DATANODE_SCAN_PERIOD_HOURS_DEFAULT = 0;
public static final String DFS_DATANODE_SIMULATEDDATASTORAGE_KEY = "dfs.datanode.simulateddatastorage";
public static final boolean DFS_DATANODE_SIMULATEDDATASTORAGE_DEFAULT = false;
public static final String DFS_DATANODE_SIMULATEDDATASTORAGE_CAPACITY_KEY = "dfs.datanode.simulateddatastorage.capacity";
public static final long DFS_DATANODE_SIMULATEDDATASTORAGE_CAPACITY_DEFAULT = 2L<<40;
public static final String DFS_DATANODE_TRANSFERTO_ALLOWED_KEY = "dfs.datanode.transferTo.allowed";
public static final boolean DFS_DATANODE_TRANSFERTO_ALLOWED_DEFAULT = true;
public static final String DFS_DATANODE_BLOCKVOLUMECHOICEPOLICY = "dfs.datanode.block.volume.choice.policy";
@ -282,6 +277,7 @@ public class DFSConfigKeys extends CommonConfigurationKeys {
//Keys with no defaults
public static final String DFS_DATANODE_PLUGINS_KEY = "dfs.datanode.plugins";
public static final String DFS_DATANODE_FSDATASET_FACTORY_KEY = "dfs.datanode.fsdataset.factory";
public static final String DFS_DATANODE_SOCKET_WRITE_TIMEOUT_KEY = "dfs.datanode.socket.write.timeout";
public static final String DFS_DATANODE_STARTUP_KEY = "dfs.datanode.startup";
public static final String DFS_NAMENODE_PLUGINS_KEY = "dfs.namenode.plugins";

1
hadoop-hdfs-project/hadoop-hdfs/src/main/java/org/apache/hadoop/hdfs/HdfsConfiguration.java
View File

@ -88,7 +88,6 @@ private static void addDeprecatedKeys() {
deprecate("fs.checkpoint.period", DFSConfigKeys.DFS_NAMENODE_CHECKPOINT_PERIOD_KEY);
deprecate("dfs.upgrade.permission", DFSConfigKeys.DFS_NAMENODE_UPGRADE_PERMISSION_KEY);
deprecate("heartbeat.recheck.interval", DFSConfigKeys.DFS_NAMENODE_HEARTBEAT_RECHECK_INTERVAL_KEY);
deprecate("StorageId", DFSConfigKeys.DFS_DATANODE_STORAGEID_KEY);
deprecate("dfs.https.client.keystore.resource", DFSConfigKeys.DFS_CLIENT_HTTPS_KEYSTORE_RESOURCE_KEY);
deprecate("dfs.https.need.client.auth", DFSConfigKeys.DFS_CLIENT_HTTPS_NEED_AUTH_KEY);
deprecate("slave.host.name", DFSConfigKeys.DFS_DATANODE_HOST_NAME_KEY);

99
hadoop-hdfs-project/hadoop-hdfs/src/main/java/org/apache/hadoop/hdfs/server/blockmanagement/BlockManager.java
View File

@ -807,9 +807,11 @@ private void addToInvalidates(Block b) {
* Mark the block belonging to datanode as corrupt
* @param blk Block to be marked as corrupt
* @param dn Datanode which holds the corrupt replica
* @param reason a textual reason why the block should be marked corrupt,
* for logging purposes
*/
public void findAndMarkBlockAsCorrupt(final ExtendedBlock blk,
final DatanodeInfo dn) throws IOException {
final DatanodeInfo dn, String reason) throws IOException {
namesystem.writeLock();
try {
final BlockInfo storedBlock = getStoredBlock(blk.getLocalBlock());
@ -822,14 +824,15 @@ public void findAndMarkBlockAsCorrupt(final ExtendedBlock blk,
+ blk + " not found.");
return;
}
markBlockAsCorrupt(storedBlock, dn);
markBlockAsCorrupt(storedBlock, dn, reason);
} finally {
namesystem.writeUnlock();
}
}
private void markBlockAsCorrupt(BlockInfo storedBlock,
DatanodeInfo dn) throws IOException {
DatanodeInfo dn,
String reason) throws IOException {
assert storedBlock != null : "storedBlock should not be null";
DatanodeDescriptor node = getDatanodeManager().getDatanode(dn);
if (node == null) {
@ -853,7 +856,7 @@ private void markBlockAsCorrupt(BlockInfo storedBlock,
node.addBlock(storedBlock);
// Add this replica to corruptReplicas Map
corruptReplicas.addToCorruptReplicasMap(storedBlock, node);
corruptReplicas.addToCorruptReplicasMap(storedBlock, node, reason);
if (countNodes(storedBlock).liveReplicas() >= inode.getReplication()) {
// the block is over-replicated so invalidate the replicas immediately
invalidateBlock(storedBlock, node);
@ -1316,6 +1319,21 @@ private static class StatefulBlockInfo {
}
}
/**
* BlockToMarkCorrupt is used to build the "toCorrupt" list, which is a
* list of blocks that should be considered corrupt due to a block report.
*/
private static class BlockToMarkCorrupt {
final BlockInfo blockInfo;
final String reason;
BlockToMarkCorrupt(BlockInfo blockInfo, String reason) {
super();
this.blockInfo = blockInfo;
this.reason = reason;
}
}
/**
* The given datanode is reporting all its blocks.
* Update the (machine-->blocklist) and (block-->machinelist) maps.
@ -1369,7 +1387,7 @@ private void processReport(final DatanodeDescriptor node,
Collection<BlockInfo> toAdd = new LinkedList<BlockInfo>();
Collection<Block> toRemove = new LinkedList<Block>();
Collection<Block> toInvalidate = new LinkedList<Block>();
Collection<BlockInfo> toCorrupt = new LinkedList<BlockInfo>();
Collection<BlockToMarkCorrupt> toCorrupt = new LinkedList<BlockToMarkCorrupt>();
Collection<StatefulBlockInfo> toUC = new LinkedList<StatefulBlockInfo>();
reportDiff(node, report, toAdd, toRemove, toInvalidate, toCorrupt, toUC);
@ -1389,8 +1407,8 @@ private void processReport(final DatanodeDescriptor node,
+ " does not belong to any file.");
addToInvalidates(b, node);
}
for (BlockInfo b : toCorrupt) {
markBlockAsCorrupt(b, node);
for (BlockToMarkCorrupt b : toCorrupt) {
markBlockAsCorrupt(b.blockInfo, node, b.reason);
}
}
@ -1421,8 +1439,10 @@ private void processFirstBlockReport(final DatanodeDescriptor node,
// If block is corrupt, mark it and continue to next block.
BlockUCState ucState = storedBlock.getBlockUCState();
if (isReplicaCorrupt(iblk, reportedState, storedBlock, ucState, node)) {
markBlockAsCorrupt(storedBlock, node);
BlockToMarkCorrupt c = checkReplicaCorrupt(
iblk, reportedState, storedBlock, ucState, node);
if (c != null) {
markBlockAsCorrupt(c.blockInfo, node, c.reason);
continue;
}
@ -1444,7 +1464,7 @@ private void reportDiff(DatanodeDescriptor dn,
Collection<BlockInfo> toAdd, // add to DatanodeDescriptor
Collection<Block> toRemove, // remove from DatanodeDescriptor
Collection<Block> toInvalidate, // should be removed from DN
Collection<BlockInfo> toCorrupt, // add to corrupt replicas list
Collection<BlockToMarkCorrupt> toCorrupt, // add to corrupt replicas list
Collection<StatefulBlockInfo> toUC) { // add to under-construction list
// place a delimiter in the list which separates blocks
// that have been reported from those that have not
@ -1507,7 +1527,7 @@ private BlockInfo processReportedBlock(final DatanodeDescriptor dn,
final Block block, final ReplicaState reportedState,
final Collection<BlockInfo> toAdd,
final Collection<Block> toInvalidate,
final Collection<BlockInfo> toCorrupt,
final Collection<BlockToMarkCorrupt> toCorrupt,
final Collection<StatefulBlockInfo> toUC) {
if(LOG.isDebugEnabled()) {
@ -1538,8 +1558,10 @@ private BlockInfo processReportedBlock(final DatanodeDescriptor dn,
return storedBlock;
}
if (isReplicaCorrupt(block, reportedState, storedBlock, ucState, dn)) {
toCorrupt.add(storedBlock);
BlockToMarkCorrupt c = checkReplicaCorrupt(
block, reportedState, storedBlock, ucState, dn);
if (c != null) {
toCorrupt.add(c);
return storedBlock;
}
@ -1563,8 +1585,11 @@ private BlockInfo processReportedBlock(final DatanodeDescriptor dn,
* as switch statements, on the theory that it is easier to understand
* the combinatorics of reportedState and ucState that way. It should be
* at least as efficient as boolean expressions.
*
* @return a BlockToMarkCorrupt object, or null if the replica is not corrupt
*/
private boolean isReplicaCorrupt(Block iblk, ReplicaState reportedState,
private BlockToMarkCorrupt checkReplicaCorrupt(
Block iblk, ReplicaState reportedState,
BlockInfo storedBlock, BlockUCState ucState,
DatanodeDescriptor dn) {
switch(reportedState) {
@ -1572,17 +1597,31 @@ private boolean isReplicaCorrupt(Block iblk, ReplicaState reportedState,
switch(ucState) {
case COMPLETE:
case COMMITTED:
return (storedBlock.getGenerationStamp() != iblk.getGenerationStamp()
|| storedBlock.getNumBytes() != iblk.getNumBytes());
if (storedBlock.getGenerationStamp() != iblk.getGenerationStamp()) {
return new BlockToMarkCorrupt(storedBlock,
"block is " + ucState + " and reported genstamp " +
iblk.getGenerationStamp() + " does not match " +
"genstamp in block map " + storedBlock.getGenerationStamp());
} else if (storedBlock.getNumBytes() != iblk.getNumBytes()) {
return new BlockToMarkCorrupt(storedBlock,
"block is " + ucState + " and reported length " +
iblk.getNumBytes() + " does not match " +
"length in block map " + storedBlock.getNumBytes());
} else {
return null; // not corrupt
}
default:
return false;
return null;
}
case RBW:
case RWR:
if (!storedBlock.isComplete()) {
return false;
return null; // not corrupt
} else if (storedBlock.getGenerationStamp() != iblk.getGenerationStamp()) {
return true;
return new BlockToMarkCorrupt(storedBlock,
"reported " + reportedState + " replica with genstamp " +
iblk.getGenerationStamp() + " does not match COMPLETE block's " +
"genstamp in block map " + storedBlock.getGenerationStamp());
} else { // COMPLETE block, same genstamp
if (reportedState == ReplicaState.RBW) {
// If it's a RBW report for a COMPLETE block, it may just be that
@ -1592,18 +1631,22 @@ private boolean isReplicaCorrupt(Block iblk, ReplicaState reportedState,
LOG.info("Received an RBW replica for block " + storedBlock +
" on " + dn.getName() + ": ignoring it, since the block is " +
"complete with the same generation stamp.");
return false;
return null;
} else {
return true;
return new BlockToMarkCorrupt(storedBlock,
"reported replica has invalid state " + reportedState);
}
}
case RUR: // should not be reported
case TEMPORARY: // should not be reported
default:
LOG.warn("Unexpected replica state " + reportedState
+ " for block: " + storedBlock +
" on " + dn.getName() + " size " + storedBlock.getNumBytes());
return true;
String msg = "Unexpected replica state " + reportedState
+ " for block: " + storedBlock +
" on " + dn.getName() + " size " + storedBlock.getNumBytes();
// log here at WARN level since this is really a broken HDFS
// invariant
LOG.warn(msg);
return new BlockToMarkCorrupt(storedBlock, msg);
}
}
@ -2134,7 +2177,7 @@ void addBlock(DatanodeDescriptor node, Block block, String delHint)
// blockReceived reports a finalized block
Collection<BlockInfo> toAdd = new LinkedList<BlockInfo>();
Collection<Block> toInvalidate = new LinkedList<Block>();
Collection<BlockInfo> toCorrupt = new LinkedList<BlockInfo>();
Collection<BlockToMarkCorrupt> toCorrupt = new LinkedList<BlockToMarkCorrupt>();
Collection<StatefulBlockInfo> toUC = new LinkedList<StatefulBlockInfo>();
processReportedBlock(node, block, ReplicaState.FINALIZED,
toAdd, toInvalidate, toCorrupt, toUC);
@ -2155,8 +2198,8 @@ void addBlock(DatanodeDescriptor node, Block block, String delHint)
+ " does not belong to any file.");
addToInvalidates(b, node);
}
for (BlockInfo b : toCorrupt) {
markBlockAsCorrupt(b, node);
for (BlockToMarkCorrupt b : toCorrupt) {
markBlockAsCorrupt(b.blockInfo, node, b.reason);
}
}

18
hadoop-hdfs-project/hadoop-hdfs/src/main/java/org/apache/hadoop/hdfs/server/blockmanagement/CorruptReplicasMap.java
View File

@ -44,25 +44,37 @@ public class CorruptReplicasMap{
*
* @param blk Block to be added to CorruptReplicasMap
* @param dn DatanodeDescriptor which holds the corrupt replica
* @param reason a textual reason (for logging purposes)
*/
public void addToCorruptReplicasMap(Block blk, DatanodeDescriptor dn) {
public void addToCorruptReplicasMap(Block blk, DatanodeDescriptor dn,
String reason) {
Collection<DatanodeDescriptor> nodes = getNodes(blk);
if (nodes == null) {
nodes = new TreeSet<DatanodeDescriptor>();
corruptReplicasMap.put(blk, nodes);
}
String reasonText;
if (reason != null) {
reasonText = " because " + reason;
} else {
reasonText = "";
}
if (!nodes.contains(dn)) {
nodes.add(dn);
NameNode.stateChangeLog.info("BLOCK NameSystem.addToCorruptReplicasMap: "+
blk.getBlockName() +
" added as corrupt on " + dn.getName() +
" by " + Server.getRemoteIp());
" by " + Server.getRemoteIp() +
reasonText);
} else {
NameNode.stateChangeLog.info("BLOCK NameSystem.addToCorruptReplicasMap: "+
"duplicate requested for " +
blk.getBlockName() + " to add as corrupt " +
"on " + dn.getName() +
" by " + Server.getRemoteIp());
" by " + Server.getRemoteIp() +
reasonText);
}
}

100
hadoop-hdfs-project/hadoop-hdfs/src/main/java/org/apache/hadoop/hdfs/server/datanode/DataNode.java
View File

@ -43,10 +43,7 @@
import static org.apache.hadoop.hdfs.DFSConfigKeys.DFS_DATANODE_PLUGINS_KEY;
import static org.apache.hadoop.hdfs.DFSConfigKeys.DFS_DATANODE_SCAN_PERIOD_HOURS_DEFAULT;
import static org.apache.hadoop.hdfs.DFSConfigKeys.DFS_DATANODE_SCAN_PERIOD_HOURS_KEY;
import static org.apache.hadoop.hdfs.DFSConfigKeys.DFS_DATANODE_SIMULATEDDATASTORAGE_DEFAULT;
import static org.apache.hadoop.hdfs.DFSConfigKeys.DFS_DATANODE_SIMULATEDDATASTORAGE_KEY;
import static org.apache.hadoop.hdfs.DFSConfigKeys.DFS_DATANODE_STARTUP_KEY;
import static org.apache.hadoop.hdfs.DFSConfigKeys.DFS_DATANODE_STORAGEID_KEY;
import static org.apache.hadoop.hdfs.DFSConfigKeys.DFS_DATANODE_USER_NAME_KEY;
import static org.apache.hadoop.hdfs.DFSConfigKeys.DFS_FEDERATION_NAMESERVICES;
@ -162,13 +159,11 @@
import org.apache.hadoop.util.DiskChecker.DiskErrorException;
import org.apache.hadoop.util.DiskChecker.DiskOutOfSpaceException;
import org.apache.hadoop.util.GenericOptionsParser;
import org.apache.hadoop.util.ReflectionUtils;
import org.apache.hadoop.util.ServicePlugin;
import org.apache.hadoop.util.StringUtils;
import org.apache.hadoop.util.VersionInfo;
import org.mortbay.util.ajax.JSON;
import com.google.common.base.Preconditions;
import com.google.protobuf.BlockingService;
@ -438,13 +433,14 @@ void refreshNamenodes(Configuration conf)
}
}
private synchronized void setClusterId(String cid) throws IOException {
if(clusterId != null && !clusterId.equals(cid)) {
throw new IOException ("cluster id doesn't match. old cid=" + clusterId
+ " new cid="+ cid);
private synchronized void setClusterId(final String nsCid, final String bpid
) throws IOException {
if(clusterId != null && !clusterId.equals(nsCid)) {
throw new IOException ("Cluster IDs not matched: dn cid=" + clusterId
+ " but ns cid="+ nsCid + "; bpid=" + bpid);
}
// else
clusterId = cid;
clusterId = nsCid;
}
private static String getHostName(Configuration config)
@ -847,51 +843,22 @@ void shutdownBlockPool(BPOfferService bpos) {
*/
void initBlockPool(BPOfferService bpos) throws IOException {
NamespaceInfo nsInfo = bpos.getNamespaceInfo();
Preconditions.checkState(nsInfo != null,
"Block pool " + bpos + " should have retrieved " +
"its namespace info before calling initBlockPool.");
String blockPoolId = nsInfo.getBlockPoolID();
if (nsInfo == null) {
throw new IOException("NamespaceInfo not found: Block pool " + bpos
+ " should have retrieved namespace info before initBlockPool.");
}
// Register the new block pool with the BP manager.
blockPoolManager.addBlockPool(bpos);
synchronized (this) {
// we do not allow namenode from different cluster to register
if(clusterId != null && !clusterId.equals(nsInfo.clusterID)) {
throw new IOException(
"cannot register with the namenode because clusterid do not match:"
+ " nn=" + nsInfo.getBlockPoolID() + "; nn cid=" + nsInfo.clusterID +
";dn cid=" + clusterId);
}
setClusterId(nsInfo.clusterID);
}
StartupOption startOpt = getStartupOption(conf);
assert startOpt != null : "Startup option must be set.";
boolean simulatedFSDataset = conf.getBoolean(
DFS_DATANODE_SIMULATEDDATASTORAGE_KEY,
DFS_DATANODE_SIMULATEDDATASTORAGE_DEFAULT);
if (!simulatedFSDataset) {
// read storage info, lock data dirs and transition fs state if necessary
storage.recoverTransitionRead(DataNode.this, blockPoolId, nsInfo,
dataDirs, startOpt);
StorageInfo bpStorage = storage.getBPStorage(blockPoolId);
LOG.info("setting up storage: nsid=" +
bpStorage.getNamespaceID() + ";bpid="
+ blockPoolId + ";lv=" + storage.getLayoutVersion() +
";nsInfo=" + nsInfo);
}
setClusterId(nsInfo.clusterID, nsInfo.getBlockPoolID());
// In the case that this is the first block pool to connect, initialize
// the dataset, block scanners, etc.
initFsDataSet();
initStorage(nsInfo);
initPeriodicScanners(conf);
data.addBlockPool(blockPoolId, conf);
data.addBlockPool(nsInfo.getBlockPoolID(), conf);
}
/**
@ -918,31 +885,28 @@ int getBpOsCount() {
* Initializes the {@link #data}. The initialization is done only once, when
* handshake with the the first namenode is completed.
*/
private synchronized void initFsDataSet() throws IOException {
if (data != null) { // Already initialized
return;
private void initStorage(final NamespaceInfo nsInfo) throws IOException {
final FSDatasetInterface.Factory factory
= FSDatasetInterface.Factory.getFactory(conf);
if (!factory.isSimulated()) {
final StartupOption startOpt = getStartupOption(conf);
if (startOpt == null) {
throw new IOException("Startup option not set.");
}
final String bpid = nsInfo.getBlockPoolID();
//read storage info, lock data dirs and transition fs state if necessary
storage.recoverTransitionRead(this, bpid, nsInfo, dataDirs, startOpt);
final StorageInfo bpStorage = storage.getBPStorage(bpid);
LOG.info("Setting up storage: nsid=" + bpStorage.getNamespaceID()
+ ";bpid=" + bpid + ";lv=" + storage.getLayoutVersion()
+ ";nsInfo=" + nsInfo);
}
// get version and id info from the name-node
boolean simulatedFSDataset = conf.getBoolean(
DFS_DATANODE_SIMULATEDDATASTORAGE_KEY,
DFS_DATANODE_SIMULATEDDATASTORAGE_DEFAULT);
if (simulatedFSDataset) {
storage.createStorageID(getPort());
// it would have been better to pass storage as a parameter to
// constructor below - need to augment ReflectionUtils used below.
conf.set(DFS_DATANODE_STORAGEID_KEY, getStorageId());
try {
data = (FSDatasetInterface) ReflectionUtils.newInstance(
Class.forName(
"org.apache.hadoop.hdfs.server.datanode.SimulatedFSDataset"),
conf);
} catch (ClassNotFoundException e) {
throw new IOException(StringUtils.stringifyException(e));
synchronized(this) {
if (data == null) {
data = factory.createFSDatasetInterface(this, storage, conf);
}
} else {
data = new FSDataset(this, storage, conf);
}
}

14
hadoop-hdfs-project/hadoop-hdfs/src/main/java/org/apache/hadoop/hdfs/server/datanode/FSDataset.java
View File

@ -75,6 +75,16 @@
***************************************************/
@InterfaceAudience.Private
class FSDataset implements FSDatasetInterface {
/**
* A factory for creating FSDataset objects.
*/
static class Factory extends FSDatasetInterface.Factory {
@Override
public FSDatasetInterface createFSDatasetInterface(DataNode datanode,
DataStorage storage, Configuration conf) throws IOException {
return new FSDataset(datanode, storage, conf);
}
}
/**
* A node type that can be built into a tree reflecting the
@ -1056,8 +1066,8 @@ public MetaDataInputStream getMetaDataInputStream(ExtendedBlock b)
/**
* An FSDataset has a directory where it loads its data files.
*/
FSDataset(DataNode datanode, DataStorage storage, Configuration conf)
throws IOException {
private FSDataset(DataNode datanode, DataStorage storage, Configuration conf
) throws IOException {
this.datanode = datanode;
this.maxBlocksPerDir =
conf.getInt(DFSConfigKeys.DFS_DATANODE_NUMBLOCKS_KEY,

26
hadoop-hdfs-project/hadoop-hdfs/src/main/java/org/apache/hadoop/hdfs/server/datanode/FSDatasetInterface.java
View File

@ -29,6 +29,7 @@
import org.apache.hadoop.classification.InterfaceAudience;
import org.apache.hadoop.conf.Configuration;
import org.apache.hadoop.hdfs.DFSConfigKeys;
import org.apache.hadoop.hdfs.protocol.Block;
import org.apache.hadoop.hdfs.protocol.BlockListAsLongs;
import org.apache.hadoop.hdfs.protocol.BlockLocalPathInfo;
@ -38,6 +39,7 @@
import org.apache.hadoop.hdfs.server.protocol.ReplicaRecoveryInfo;
import org.apache.hadoop.io.IOUtils;
import org.apache.hadoop.util.DataChecksum;
import org.apache.hadoop.util.ReflectionUtils;
import org.apache.hadoop.util.DiskChecker.DiskErrorException;
/**
@ -49,6 +51,30 @@
*/
@InterfaceAudience.Private
public interface FSDatasetInterface extends FSDatasetMBean {
/**
* A factory for creating FSDatasetInterface objects.
*/
public abstract class Factory {
/** @return the configured factory. */
public static Factory getFactory(Configuration conf) {
final Class<? extends Factory> clazz = conf.getClass(
DFSConfigKeys.DFS_DATANODE_FSDATASET_FACTORY_KEY,
FSDataset.Factory.class,
Factory.class);
return ReflectionUtils.newInstance(clazz, conf);
}
/** Create a FSDatasetInterface object. */
public abstract FSDatasetInterface createFSDatasetInterface(
DataNode datanode, DataStorage storage, Configuration conf
) throws IOException;
/** Does the factory create simulated objects? */
public boolean isSimulated() {
return false;
}
}
/**
* This is an interface for the underlying volume.
* @see org.apache.hadoop.hdfs.server.datanode.FSDataset.FSVolume

3
hadoop-hdfs-project/hadoop-hdfs/src/main/java/org/apache/hadoop/hdfs/server/namenode/NameNodeRpcServer.java
View File

@ -550,7 +550,8 @@ public void reportBadBlocks(LocatedBlock[] blocks) throws IOException {
DatanodeInfo[] nodes = blocks[i].getLocations();
for (int j = 0; j < nodes.length; j++) {
DatanodeInfo dn = nodes[j];
namesystem.getBlockManager().findAndMarkBlockAsCorrupt(blk, dn);
namesystem.getBlockManager().findAndMarkBlockAsCorrupt(blk, dn,
"client machine reported it");
}
}
}

4
hadoop-hdfs-project/hadoop-hdfs/src/main/resources/hdfs-default.xml
View File

@ -347,7 +347,7 @@ creations/deletions), or "all".</description>
<property>
<name>dfs.client.block.write.replace-datanode-on-failure.enable</name>
<value>ture</value>
<value>true</value>
<description>
If there is a datanode/network failure in the write pipeline,
DFSClient will try to remove the failed datanode from the pipeline
@ -355,7 +355,7 @@ creations/deletions), or "all".</description>
the number of datanodes in the pipeline is decreased. The feature is
to add new datanodes to the pipeline.
This is a site-wise property to enable/disable the feature.
This is a site-wide property to enable/disable the feature.
See also dfs.client.block.write.replace-datanode-on-failure.policy
</description>

8
hadoop-hdfs-project/hadoop-hdfs/src/test/java/org/apache/hadoop/hdfs/DataNodeCluster.java
View File

@ -25,6 +25,7 @@
import org.apache.hadoop.fs.FileSystem;
import org.apache.hadoop.hdfs.protocol.Block;
import org.apache.hadoop.hdfs.server.common.HdfsServerConstants.StartupOption;
import org.apache.hadoop.hdfs.server.datanode.FSDatasetInterface;
import org.apache.hadoop.hdfs.server.datanode.SimulatedFSDataset;
import org.apache.hadoop.hdfs.server.namenode.CreateEditsLog;
import org.apache.hadoop.net.DNS;
@ -122,10 +123,9 @@ public static void main(String[] args) {
}
dataNodeDirs = args[i];
} else if (args[i].equals("-simulated")) {
conf.setBoolean(SimulatedFSDataset.CONFIG_PROPERTY_SIMULATED, true);
SimulatedFSDataset.setFactory(conf);
} else if (args[i].equals("-inject")) {
if (!conf.getBoolean(SimulatedFSDataset.CONFIG_PROPERTY_SIMULATED,
false) ) {
if (!FSDatasetInterface.Factory.getFactory(conf).isSimulated()) {
System.out.print("-inject is valid only for simulated");
printUsageExit();
}
@ -158,7 +158,7 @@ public static void main(String[] args) {
System.exit(-1);
}
boolean simulated =
conf.getBoolean(SimulatedFSDataset.CONFIG_PROPERTY_SIMULATED, false);
FSDatasetInterface.Factory.getFactory(conf).isSimulated();
System.out.println("Starting " + numDataNodes +
(simulated ? " Simulated " : " ") +
" Data Nodes that will connect to Name Node at " + nameNodeAdr);

2
hadoop-hdfs-project/hadoop-hdfs/src/test/java/org/apache/hadoop/hdfs/MiniDFSCluster.java
View File

@ -842,7 +842,7 @@ public synchronized void startDataNodes(Configuration conf, int numDataNodes,
conf.set(DFSConfigKeys.DFS_DATANODE_DATA_DIR_KEY, dirs);
}
if (simulatedCapacities != null) {
dnConf.setBoolean(SimulatedFSDataset.CONFIG_PROPERTY_SIMULATED, true);
SimulatedFSDataset.setFactory(dnConf);
dnConf.setLong(SimulatedFSDataset.CONFIG_PROPERTY_CAPACITY,
simulatedCapacities[i-curDatanodesNum]);
}

8
hadoop-hdfs-project/hadoop-hdfs/src/test/java/org/apache/hadoop/hdfs/TestFileAppend.java
View File

@ -107,7 +107,7 @@ private void checkFile(FileSystem fileSys, Path name, int repl)
public void testCopyOnWrite() throws IOException {
Configuration conf = new HdfsConfiguration();
if (simulatedStorage) {
conf.setBoolean(SimulatedFSDataset.CONFIG_PROPERTY_SIMULATED, true);
SimulatedFSDataset.setFactory(conf);
}
MiniDFSCluster cluster = new MiniDFSCluster.Builder(conf).build();
FileSystem fs = cluster.getFileSystem();
@ -178,7 +178,7 @@ public void testCopyOnWrite() throws IOException {
public void testSimpleFlush() throws IOException {
Configuration conf = new HdfsConfiguration();
if (simulatedStorage) {
conf.setBoolean(SimulatedFSDataset.CONFIG_PROPERTY_SIMULATED, true);
SimulatedFSDataset.setFactory(conf);
}
fileContents = AppendTestUtil.initBuffer(AppendTestUtil.FILE_SIZE);
MiniDFSCluster cluster = new MiniDFSCluster.Builder(conf).build();
@ -234,7 +234,7 @@ public void testSimpleFlush() throws IOException {
public void testComplexFlush() throws IOException {
Configuration conf = new HdfsConfiguration();
if (simulatedStorage) {
conf.setBoolean(SimulatedFSDataset.CONFIG_PROPERTY_SIMULATED, true);
SimulatedFSDataset.setFactory(conf);
}
fileContents = AppendTestUtil.initBuffer(AppendTestUtil.FILE_SIZE);
MiniDFSCluster cluster = new MiniDFSCluster.Builder(conf).build();
@ -283,7 +283,7 @@ public void testComplexFlush() throws IOException {
public void testFileNotFound() throws IOException {
Configuration conf = new HdfsConfiguration();
if (simulatedStorage) {
conf.setBoolean(SimulatedFSDataset.CONFIG_PROPERTY_SIMULATED, true);
SimulatedFSDataset.setFactory(conf);
}
MiniDFSCluster cluster = new MiniDFSCluster.Builder(conf).build();
FileSystem fs = cluster.getFileSystem();

2
hadoop-hdfs-project/hadoop-hdfs/src/test/java/org/apache/hadoop/hdfs/TestFileAppend2.java
View File

@ -82,7 +82,7 @@ public class TestFileAppend2 extends TestCase {
public void testSimpleAppend() throws IOException {
final Configuration conf = new HdfsConfiguration();
if (simulatedStorage) {
conf.setBoolean(SimulatedFSDataset.CONFIG_PROPERTY_SIMULATED, true);
SimulatedFSDataset.setFactory(conf);
}
conf.setInt(DFSConfigKeys.DFS_DATANODE_HANDLER_COUNT_KEY, 50);
conf.setBoolean("dfs.support.append", true);

2
hadoop-hdfs-project/hadoop-hdfs/src/test/java/org/apache/hadoop/hdfs/TestFileAppend4.java
View File

@ -77,7 +77,7 @@ public class TestFileAppend4 {
public void setUp() throws Exception {
this.conf = new Configuration();
if (simulatedStorage) {
conf.setBoolean(SimulatedFSDataset.CONFIG_PROPERTY_SIMULATED, true);
SimulatedFSDataset.setFactory(conf);
}
conf.setBoolean(DFSConfigKeys.DFS_SUPPORT_APPEND_KEY, true);

2
hadoop-hdfs-project/hadoop-hdfs/src/test/java/org/apache/hadoop/hdfs/TestFileCorruption.java
View File

@ -147,7 +147,7 @@ public void testArrayOutOfBoundsException() throws Exception {
DatanodeRegistration dnR =
DataNodeTestUtils.getDNRegistrationForBP(dataNode, blk.getBlockPoolId());
cluster.getNamesystem().getBlockManager().findAndMarkBlockAsCorrupt(
blk, new DatanodeInfo(dnR));
blk, new DatanodeInfo(dnR), "TEST");
// open the file
fs.open(FILE_PATH);

14
hadoop-hdfs-project/hadoop-hdfs/src/test/java/org/apache/hadoop/hdfs/TestFileCreation.java
View File

@ -144,7 +144,7 @@ public void testServerDefaults() throws IOException {
public void testFileCreation() throws IOException {
Configuration conf = new HdfsConfiguration();
if (simulatedStorage) {
conf.setBoolean(SimulatedFSDataset.CONFIG_PROPERTY_SIMULATED, true);
SimulatedFSDataset.setFactory(conf);
}
MiniDFSCluster cluster = new MiniDFSCluster.Builder(conf).build();
FileSystem fs = cluster.getFileSystem();
@ -223,7 +223,7 @@ public void testFileCreation() throws IOException {
public void testDeleteOnExit() throws IOException {
Configuration conf = new HdfsConfiguration();
if (simulatedStorage) {
conf.setBoolean(SimulatedFSDataset.CONFIG_PROPERTY_SIMULATED, true);
SimulatedFSDataset.setFactory(conf);
}
MiniDFSCluster cluster = new MiniDFSCluster.Builder(conf).build();
FileSystem fs = cluster.getFileSystem();
@ -287,7 +287,7 @@ public void testFileCreationError1() throws IOException {
conf.setInt(DFS_NAMENODE_HEARTBEAT_RECHECK_INTERVAL_KEY, 1000);
conf.setInt(DFS_HEARTBEAT_INTERVAL_KEY, 1);
if (simulatedStorage) {
conf.setBoolean(SimulatedFSDataset.CONFIG_PROPERTY_SIMULATED, true);
SimulatedFSDataset.setFactory(conf);
}
// create cluster
MiniDFSCluster cluster = new MiniDFSCluster.Builder(conf).build();
@ -361,7 +361,7 @@ public void testFileCreationError2() throws IOException {
conf.setInt(DFS_NAMENODE_HEARTBEAT_RECHECK_INTERVAL_KEY, 1000);
conf.setInt(DFS_HEARTBEAT_INTERVAL_KEY, 1);
if (simulatedStorage) {
conf.setBoolean(SimulatedFSDataset.CONFIG_PROPERTY_SIMULATED, true);
SimulatedFSDataset.setFactory(conf);
}
// create cluster
MiniDFSCluster cluster = new MiniDFSCluster.Builder(conf).build();
@ -460,7 +460,7 @@ public void xxxtestFileCreationNamenodeRestart() throws IOException {
conf.setInt(DFS_NAMENODE_HEARTBEAT_RECHECK_INTERVAL_KEY, 1000);
conf.setInt(DFS_HEARTBEAT_INTERVAL_KEY, 1);
if (simulatedStorage) {
conf.setBoolean(SimulatedFSDataset.CONFIG_PROPERTY_SIMULATED, true);
SimulatedFSDataset.setFactory(conf);
}
// create cluster
@ -599,7 +599,7 @@ public void testDFSClientDeath() throws IOException, InterruptedException {
Configuration conf = new HdfsConfiguration();
System.out.println("Testing adbornal client death.");
if (simulatedStorage) {
conf.setBoolean(SimulatedFSDataset.CONFIG_PROPERTY_SIMULATED, true);
SimulatedFSDataset.setFactory(conf);
}
MiniDFSCluster cluster = new MiniDFSCluster.Builder(conf).build();
FileSystem fs = cluster.getFileSystem();
@ -634,7 +634,7 @@ public void testDFSClientDeath() throws IOException, InterruptedException {
public void testFileCreationNonRecursive() throws IOException {
Configuration conf = new HdfsConfiguration();
if (simulatedStorage) {
conf.setBoolean(SimulatedFSDataset.CONFIG_PROPERTY_SIMULATED, true);
SimulatedFSDataset.setFactory(conf);
}
MiniDFSCluster cluster = new MiniDFSCluster.Builder(conf).build();
FileSystem fs = cluster.getFileSystem();

4
hadoop-hdfs-project/hadoop-hdfs/src/test/java/org/apache/hadoop/hdfs/TestInjectionForSimulatedStorage.java
View File

@ -136,7 +136,7 @@ public void testInjection() throws IOException {
Configuration conf = new HdfsConfiguration();
conf.set(DFSConfigKeys.DFS_REPLICATION_KEY, Integer.toString(numDataNodes));
conf.setInt(DFSConfigKeys.DFS_BYTES_PER_CHECKSUM_KEY, checksumSize);
conf.setBoolean(SimulatedFSDataset.CONFIG_PROPERTY_SIMULATED, true);
SimulatedFSDataset.setFactory(conf);
//first time format
cluster = new MiniDFSCluster.Builder(conf).numDataNodes(numDataNodes).build();
cluster.waitActive();
@ -159,7 +159,7 @@ public void testInjection() throws IOException {
LOG.info("Restarting minicluster");
conf = new HdfsConfiguration();
conf.setBoolean(SimulatedFSDataset.CONFIG_PROPERTY_SIMULATED, true);
SimulatedFSDataset.setFactory(conf);
conf.set(DFSConfigKeys.DFS_NAMENODE_SAFEMODE_THRESHOLD_PCT_KEY, "0.0f");
cluster = new MiniDFSCluster.Builder(conf)

2
hadoop-hdfs-project/hadoop-hdfs/src/test/java/org/apache/hadoop/hdfs/TestLargeBlock.java
View File

@ -174,7 +174,7 @@ public void runTest(final long blockSize) throws IOException {
Configuration conf = new Configuration();
if (simulatedStorage) {
conf.setBoolean(SimulatedFSDataset.CONFIG_PROPERTY_SIMULATED, true);
SimulatedFSDataset.setFactory(conf);
}
MiniDFSCluster cluster = new MiniDFSCluster.Builder(conf).build();
FileSystem fs = cluster.getFileSystem();

2
hadoop-hdfs-project/hadoop-hdfs/src/test/java/org/apache/hadoop/hdfs/TestPread.java
View File

@ -206,7 +206,7 @@ private void dfsPreadTest(boolean disableTransferTo) throws IOException {
conf.setLong(DFSConfigKeys.DFS_BLOCK_SIZE_KEY, 4096);
conf.setLong(DFSConfigKeys.DFS_CLIENT_READ_PREFETCH_SIZE_KEY, 4096);
if (simulatedStorage) {
conf.setBoolean("dfs.datanode.simulateddatastorage", true);
SimulatedFSDataset.setFactory(conf);
}
if (disableTransferTo) {
conf.setBoolean("dfs.datanode.transferTo.allowed", false);

2
hadoop-hdfs-project/hadoop-hdfs/src/test/java/org/apache/hadoop/hdfs/TestReplication.java
View File

@ -199,7 +199,7 @@ public void runReplication(boolean simulated) throws IOException {
Configuration conf = new HdfsConfiguration();
conf.setBoolean(DFSConfigKeys.DFS_NAMENODE_REPLICATION_CONSIDERLOAD_KEY, false);
if (simulated) {
conf.setBoolean(SimulatedFSDataset.CONFIG_PROPERTY_SIMULATED, true);
SimulatedFSDataset.setFactory(conf);
}
MiniDFSCluster cluster = new MiniDFSCluster.Builder(conf)
.numDataNodes(numDatanodes)

2
hadoop-hdfs-project/hadoop-hdfs/src/test/java/org/apache/hadoop/hdfs/TestSetrepIncreasing.java
View File

@ -28,7 +28,7 @@ public class TestSetrepIncreasing extends TestCase {
static void setrep(int fromREP, int toREP, boolean simulatedStorage) throws IOException {
Configuration conf = new HdfsConfiguration();
if (simulatedStorage) {
conf.setBoolean(SimulatedFSDataset.CONFIG_PROPERTY_SIMULATED, true);
SimulatedFSDataset.setFactory(conf);
}
conf.set(DFSConfigKeys.DFS_REPLICATION_KEY, "" + fromREP);
conf.setLong(DFSConfigKeys.DFS_BLOCKREPORT_INTERVAL_MSEC_KEY, 1000L);

4
hadoop-hdfs-project/hadoop-hdfs/src/test/java/org/apache/hadoop/hdfs/TestShortCircuitLocalRead.java
View File

@ -124,7 +124,7 @@ public void doTestShortCircuitRead(boolean ignoreChecksum, int size,
conf.set(DFSConfigKeys.DFS_BLOCK_LOCAL_PATH_ACCESS_USER_KEY,
UserGroupInformation.getCurrentUser().getShortUserName());
if (simulatedStorage) {
conf.setBoolean(SimulatedFSDataset.CONFIG_PROPERTY_SIMULATED, true);
SimulatedFSDataset.setFactory(conf);
}
MiniDFSCluster cluster = new MiniDFSCluster.Builder(conf).numDataNodes(1)
.format(true).build();
@ -248,7 +248,7 @@ public void testSkipWithVerifyChecksum() throws IOException {
conf.set(DFSConfigKeys.DFS_BLOCK_LOCAL_PATH_ACCESS_USER_KEY,
UserGroupInformation.getCurrentUser().getShortUserName());
if (simulatedStorage) {
conf.setBoolean(SimulatedFSDataset.CONFIG_PROPERTY_SIMULATED, true);
SimulatedFSDataset.setFactory(conf);
}
MiniDFSCluster cluster = new MiniDFSCluster.Builder(conf).numDataNodes(1)
.format(true).build();

2
hadoop-hdfs-project/hadoop-hdfs/src/test/java/org/apache/hadoop/hdfs/TestSmallBlock.java
View File

@ -92,7 +92,7 @@ private void cleanupFile(FileSystem fileSys, Path name) throws IOException {
public void testSmallBlock() throws IOException {
Configuration conf = new HdfsConfiguration();
if (simulatedStorage) {
conf.setBoolean("dfs.datanode.simulateddatastorage", true);
SimulatedFSDataset.setFactory(conf);
}
conf.set(DFSConfigKeys.DFS_BYTES_PER_CHECKSUM_KEY, "1");
MiniDFSCluster cluster = new MiniDFSCluster.Builder(conf).build();

2
hadoop-hdfs-project/hadoop-hdfs/src/test/java/org/apache/hadoop/hdfs/server/balancer/TestBalancer.java
View File

@ -77,7 +77,7 @@ static void initConf(Configuration conf) {
conf.setLong(DFSConfigKeys.DFS_BLOCK_SIZE_KEY, DEFAULT_BLOCK_SIZE);
conf.setInt(DFSConfigKeys.DFS_BYTES_PER_CHECKSUM_KEY, DEFAULT_BLOCK_SIZE);
conf.setLong(DFSConfigKeys.DFS_HEARTBEAT_INTERVAL_KEY, 1L);
conf.setBoolean(SimulatedFSDataset.CONFIG_PROPERTY_SIMULATED, true);
SimulatedFSDataset.setFactory(conf);
conf.setLong(DFSConfigKeys.DFS_BALANCER_MOVEDWINWIDTH_KEY, 2000L);
}

8
hadoop-hdfs-project/hadoop-hdfs/src/test/java/org/apache/hadoop/hdfs/server/blockmanagement/TestCorruptReplicaInfo.java
View File

@ -83,14 +83,14 @@ public void testCorruptReplicaInfo() throws IOException,
DatanodeDescriptor dn1 = new DatanodeDescriptor();
DatanodeDescriptor dn2 = new DatanodeDescriptor();
crm.addToCorruptReplicasMap(getBlock(0), dn1);
crm.addToCorruptReplicasMap(getBlock(0), dn1, "TEST");
assertEquals("Number of corrupt blocks not returning correctly",
1, crm.size());
crm.addToCorruptReplicasMap(getBlock(1), dn1);
crm.addToCorruptReplicasMap(getBlock(1), dn1, "TEST");
assertEquals("Number of corrupt blocks not returning correctly",
2, crm.size());
crm.addToCorruptReplicasMap(getBlock(1), dn2);
crm.addToCorruptReplicasMap(getBlock(1), dn2, "TEST");
assertEquals("Number of corrupt blocks not returning correctly",
2, crm.size());
@ -103,7 +103,7 @@ public void testCorruptReplicaInfo() throws IOException,
0, crm.size());
for (Long block_id: block_ids) {
crm.addToCorruptReplicasMap(getBlock(block_id), dn1);
crm.addToCorruptReplicasMap(getBlock(block_id), dn1, "TEST");
}
assertEquals("Number of corrupt blocks not returning correctly",

80
hadoop-hdfs-project/hadoop-hdfs/src/test/java/org/apache/hadoop/hdfs/server/datanode/SimulatedFSDataset.java
View File

@ -22,7 +22,6 @@
import java.io.InputStream;
import java.io.OutputStream;
import java.util.ArrayList;
import java.util.Arrays;
import java.util.HashMap;
import java.util.List;
import java.util.Map;
@ -32,7 +31,6 @@
import javax.management.ObjectName;
import javax.management.StandardMBean;
import org.apache.hadoop.conf.Configurable;
import org.apache.hadoop.conf.Configuration;
import org.apache.hadoop.hdfs.DFSConfigKeys;
import org.apache.hadoop.hdfs.protocol.Block;
@ -63,21 +61,33 @@
*
* Note the synchronization is coarse grained - it is at each method.
*/
public class SimulatedFSDataset implements FSDatasetInterface {
static class Factory extends FSDatasetInterface.Factory {
@Override
public FSDatasetInterface createFSDatasetInterface(DataNode datanode,
DataStorage storage, Configuration conf) throws IOException {
return new SimulatedFSDataset(datanode, storage, conf);
}
public class SimulatedFSDataset implements FSDatasetInterface, Configurable{
@Override
public boolean isSimulated() {
return true;
}
}
public static void setFactory(Configuration conf) {
conf.set(DFSConfigKeys.DFS_DATANODE_FSDATASET_FACTORY_KEY,
Factory.class.getName());
}
public static final String CONFIG_PROPERTY_SIMULATED =
"dfs.datanode.simulateddatastorage";
public static final String CONFIG_PROPERTY_CAPACITY =
"dfs.datanode.simulateddatastorage.capacity";
"dfs.datanode.simulateddatastorage.capacity";
public static final long DEFAULT_CAPACITY = 2L<<40; // 1 terabyte
public static final byte DEFAULT_DATABYTE = 9; // 1 terabyte
byte simulatedDataByte = DEFAULT_DATABYTE;
Configuration conf = null;
public static final byte DEFAULT_DATABYTE = 9;
static byte[] nullCrcFileData;
{
static final byte[] nullCrcFileData;
static {
DataChecksum checksum = DataChecksum.newDataChecksum( DataChecksum.
CHECKSUM_NULL, 16*1024 );
byte[] nullCrcHeader = checksum.getHeader();
@ -360,31 +370,22 @@ private SimulatedBPStorage getBPStorage(String bpid) throws IOException {
}
}
private Map<String, Map<Block, BInfo>> blockMap = null;
private SimulatedStorage storage = null;
private String storageId;
private final Map<String, Map<Block, BInfo>> blockMap
= new HashMap<String, Map<Block,BInfo>>();
private final SimulatedStorage storage;
private final String storageId;
public SimulatedFSDataset(Configuration conf) throws IOException {
setConf(conf);
}
// Constructor used for constructing the object using reflection
@SuppressWarnings("unused")
private SimulatedFSDataset() { // real construction when setConf called..
}
public Configuration getConf() {
return conf;
}
public void setConf(Configuration iconf) {
conf = iconf;
storageId = conf.get(DFSConfigKeys.DFS_DATANODE_STORAGEID_KEY, "unknownStorageId" +
new Random().nextInt());
public SimulatedFSDataset(DataNode datanode, DataStorage storage,
Configuration conf) {
if (storage != null) {
storage.createStorageID(datanode.getPort());
this.storageId = storage.getStorageID();
} else {
this.storageId = "unknownStorageId" + new Random().nextInt();
}
registerMBean(storageId);
storage = new SimulatedStorage(
this.storage = new SimulatedStorage(
conf.getLong(CONFIG_PROPERTY_CAPACITY, DEFAULT_CAPACITY));
blockMap = new HashMap<String, Map<Block,BInfo>>();
}
public synchronized void injectBlocks(String bpid,
@ -441,23 +442,16 @@ public synchronized void unfinalizeBlock(ExtendedBlock b) throws IOException {
@Override
public synchronized BlockListAsLongs getBlockReport(String bpid) {
final List<Block> blocks = new ArrayList<Block>();
final Map<Block, BInfo> map = blockMap.get(bpid);
Block[] blockTable = new Block[map.size()];
if (map != null) {
int count = 0;
for (BInfo b : map.values()) {
if (b.isFinalized()) {
blockTable[count++] = b.theBlock;
blocks.add(b.theBlock);
}
}
if (count != blockTable.length) {
blockTable = Arrays.copyOf(blockTable, count);
}
} else {
blockTable = new Block[0];
}
return new BlockListAsLongs(
new ArrayList<Block>(Arrays.asList(blockTable)), null);
return new BlockListAsLongs(blocks, null);
}
@Override // FSDatasetMBean

2
hadoop-hdfs-project/hadoop-hdfs/src/test/java/org/apache/hadoop/hdfs/server/datanode/TestDataNodeMetrics.java
View File

@ -34,7 +34,7 @@ public class TestDataNodeMetrics extends TestCase {
public void testDataNodeMetrics() throws Exception {
Configuration conf = new HdfsConfiguration();
conf.setBoolean(SimulatedFSDataset.CONFIG_PROPERTY_SIMULATED, true);
SimulatedFSDataset.setFactory(conf);
MiniDFSCluster cluster = new MiniDFSCluster.Builder(conf).build();
try {
FileSystem fs = cluster.getFileSystem();

20
hadoop-hdfs-project/hadoop-hdfs/src/test/java/org/apache/hadoop/hdfs/server/datanode/TestSimulatedFSDataset.java
View File

@ -44,8 +44,8 @@ public class TestSimulatedFSDataset extends TestCase {
protected void setUp() throws Exception {
super.setUp();
conf = new HdfsConfiguration();
conf.setBoolean(SimulatedFSDataset.CONFIG_PROPERTY_SIMULATED, true);
conf = new HdfsConfiguration();
SimulatedFSDataset.setFactory(conf);
}
protected void tearDown() throws Exception {
@ -87,6 +87,18 @@ int addSomeBlocks(FSDatasetInterface fsdataset ) throws IOException {
return addSomeBlocks(fsdataset, 1);
}
public void testFSDatasetFactory() {
final Configuration conf = new Configuration();
FSDatasetInterface.Factory f = FSDatasetInterface.Factory.getFactory(conf);
assertEquals(FSDataset.Factory.class, f.getClass());
assertFalse(f.isSimulated());
SimulatedFSDataset.setFactory(conf);
FSDatasetInterface.Factory s = FSDatasetInterface.Factory.getFactory(conf);
assertEquals(SimulatedFSDataset.Factory.class, s.getClass());
assertTrue(s.isSimulated());
}
public void testGetMetaData() throws IOException {
FSDatasetInterface fsdataset = getSimulatedFSDataset();
ExtendedBlock b = new ExtendedBlock(bpid, 1, 5, 0);
@ -287,8 +299,8 @@ public void testInvalidate() throws IOException {
}
}
private SimulatedFSDataset getSimulatedFSDataset() throws IOException {
SimulatedFSDataset fsdataset = new SimulatedFSDataset(conf);
private SimulatedFSDataset getSimulatedFSDataset() {
SimulatedFSDataset fsdataset = new SimulatedFSDataset(null, null, conf);
fsdataset.addBlockPool(bpid, conf);
return fsdataset;
}

2
hadoop-hdfs-project/hadoop-hdfs/src/test/java/org/apache/hadoop/hdfs/server/namenode/TestFileLimit.java
View File

@ -83,7 +83,7 @@ public void testFileLimit() throws IOException {
int currentNodes = 0;
if (simulatedStorage) {
conf.setBoolean(SimulatedFSDataset.CONFIG_PROPERTY_SIMULATED, true);
SimulatedFSDataset.setFactory(conf);
}
MiniDFSCluster cluster = new MiniDFSCluster.Builder(conf).build();
FileSystem fs = cluster.getFileSystem();

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

@ -174,7 +174,8 @@ public void testCorruptBlock() throws Exception {
// Corrupt first replica of the block
LocatedBlock block = NameNodeAdapter.getBlockLocations(
cluster.getNameNode(), file.toString(), 0, 1).get(0);
bm.findAndMarkBlockAsCorrupt(block.getBlock(), block.getLocations()[0]);
bm.findAndMarkBlockAsCorrupt(block.getBlock(), block.getLocations()[0],
"TEST");
updateMetrics();
MetricsRecordBuilder rb = getMetrics(NS_METRICS);
assertGauge("CorruptBlocks", 1L, rb);
@ -213,7 +214,8 @@ public void testMissingBlock() throws Exception {
// Corrupt the only replica of the block to result in a missing block
LocatedBlock block = NameNodeAdapter.getBlockLocations(
cluster.getNameNode(), file.toString(), 0, 1).get(0);
bm.findAndMarkBlockAsCorrupt(block.getBlock(), block.getLocations()[0]);
bm.findAndMarkBlockAsCorrupt(block.getBlock(), block.getLocations()[0],
"TEST");
updateMetrics();
MetricsRecordBuilder rb = getMetrics(NS_METRICS);
assertGauge("UnderReplicatedBlocks", 1L, rb);

5
hadoop-mapreduce-project/CHANGES.txt
View File

@ -70,6 +70,11 @@ Release 0.23.2 - UNRELEASED
MAPREDUCE-3798. Fixed failing TestJobCleanup.testCusomCleanup() and moved it
to the maven build. (Ravi Prakash via vinodkv)
MAPREDUCE-3884. PWD should be first in the classpath of MR tasks (tucu)
MAPREDUCE-3878. Null user on filtered jobhistory job page (Jonathon Eagles
via tgraves)
Release 0.23.1 - 2012-02-17
NEW FEATURES

12
hadoop-mapreduce-project/hadoop-mapreduce-client/hadoop-mapreduce-client-app/src/main/java/org/apache/hadoop/mapreduce/v2/app/webapp/AppController.java
View File

@ -343,9 +343,15 @@ void accessDenied(String s) {
* @return True if the requesting user has permission to view the job
*/
boolean checkAccess(Job job) {
UserGroupInformation callerUgi = UserGroupInformation.createRemoteUser(
request().getRemoteUser());
return job.checkAccess(callerUgi, JobACL.VIEW_JOB);
String remoteUser = request().getRemoteUser();
UserGroupInformation callerUGI = null;
if (remoteUser != null) {
callerUGI = UserGroupInformation.createRemoteUser(remoteUser);
}
if (callerUGI != null && !job.checkAccess(callerUGI, JobACL.VIEW_JOB)) {
return false;
}
return true;
}
/**

3
hadoop-mapreduce-project/hadoop-mapreduce-client/hadoop-mapreduce-client-common/src/main/java/org/apache/hadoop/mapreduce/v2/util/MRApps.java
View File

@ -230,6 +230,9 @@ public static void setClasspath(Map<String, String> environment,
boolean userClassesTakesPrecedence =
conf.getBoolean(MRJobConfig.MAPREDUCE_JOB_USER_CLASSPATH_FIRST, false);
Apps.addToEnvironment(environment,
Environment.CLASSPATH.name(),
Environment.PWD.$());
if (!userClassesTakesPrecedence) {
MRApps.setMRFrameworkClasspath(environment, conf);
}

6
hadoop-mapreduce-project/hadoop-mapreduce-client/hadoop-mapreduce-client-common/src/test/java/org/apache/hadoop/mapreduce/v2/util/TestMRApps.java
View File

@ -130,7 +130,7 @@ public class TestMRApps {
Job job = Job.getInstance();
Map<String, String> environment = new HashMap<String, String>();
MRApps.setClasspath(environment, job.getConfiguration());
assertEquals("$HADOOP_CONF_DIR:" +
assertEquals("$PWD:$HADOOP_CONF_DIR:" +
"$HADOOP_COMMON_HOME/share/hadoop/common/*:" +
"$HADOOP_COMMON_HOME/share/hadoop/common/lib/*:" +
"$HADOOP_HDFS_HOME/share/hadoop/hdfs/*:" +
@ -152,7 +152,7 @@ public class TestMRApps {
}
String env_str = env.get("CLASSPATH");
assertSame("MAPREDUCE_JOB_USER_CLASSPATH_FIRST set, but not taking effect!",
env_str.indexOf("job.jar"), 0);
env_str.indexOf("$PWD:job.jar"), 0);
}
@Test public void testSetClasspathWithNoUserPrecendence() {
@ -166,7 +166,7 @@ public class TestMRApps {
}
String env_str = env.get("CLASSPATH");
assertNotSame("MAPREDUCE_JOB_USER_CLASSPATH_FIRST false, but taking effect!",
env_str.indexOf("job.jar"), 0);
env_str.indexOf("$PWD:job.jar"), 0);
}
}