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HDFS-6304. Merge r1591411 from trunk. 

git-svn-id: https://svn.apache.org/repos/asf/hadoop/common/branches/branch-2@1591412 13f79535-47bb-0310-9956-ffa450edef68
This commit is contained in:
Haohui Mai 2014-04-30 17:45:57 +00:00
parent a85a2a9a0a
commit 915b7bc3a6
9 changed files with 120 additions and 101 deletions
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3
hadoop-hdfs-project/hadoop-hdfs/CHANGES.txt
View File

@ -80,6 +80,9 @@ Release 2.5.0 - UNRELEASED
HDFS-6269. NameNode Audit Log should differentiate between webHDFS open and
HDFS open. (Eric Payne via jeagles)
HDFS-6304. Consolidate the logic of path resolution in FSDirectory.
(wheat9)
OPTIMIZATIONS
HDFS-6214. Webhdfs has poor throughput for files >2GB (daryn)

127
hadoop-hdfs-project/hadoop-hdfs/src/main/java/org/apache/hadoop/hdfs/server/namenode/FSDirectory.java
View File

@ -516,7 +516,7 @@ public class FSDirectory implements Closeable {
}
// update space consumed
final INodesInPath iip = rootDir.getINodesInPath4Write(path, true);
final INodesInPath iip = getINodesInPath4Write(path, true);
updateCount(iip, 0, -fileNode.getBlockDiskspace(), true);
return true;
}
@ -588,7 +588,7 @@ public class FSDirectory implements Closeable {
throws QuotaExceededException, UnresolvedLinkException,
FileAlreadyExistsException, SnapshotAccessControlException, IOException {
assert hasWriteLock();
INodesInPath srcIIP = rootDir.getINodesInPath4Write(src, false);
INodesInPath srcIIP = getINodesInPath4Write(src, false);
final INode srcInode = srcIIP.getLastINode();
// check the validation of the source
@ -814,7 +814,7 @@ public class FSDirectory implements Closeable {
}
}
String error = null;
final INodesInPath srcIIP = rootDir.getINodesInPath4Write(src, false);
final INodesInPath srcIIP = getINodesInPath4Write(src, false);
final INode srcInode = srcIIP.getLastINode();
// validate source
if (srcInode == null) {
@ -852,7 +852,7 @@ public class FSDirectory implements Closeable {
+ error);
throw new IOException(error);
}
INodesInPath dstIIP = rootDir.getINodesInPath4Write(dst, false);
INodesInPath dstIIP = getINodesInPath4Write(dst, false);
if (dstIIP.getINodes().length == 1) {
error = "rename destination cannot be the root";
NameNode.stateChangeLog.warn("DIR* FSDirectory.unprotectedRenameTo: "
@ -957,7 +957,7 @@ public class FSDirectory implements Closeable {
// src and dst file/dir are in the same directory, and the dstParent has
// been replaced when we removed the src. Refresh the dstIIP and
// dstParent.
dstIIP = rootDir.getINodesInPath4Write(dst, false);
dstIIP = getINodesInPath4Write(dst, false);
}
boolean undoRemoveDst = false;
@ -1114,7 +1114,7 @@ public class FSDirectory implements Closeable {
UnresolvedLinkException, SnapshotAccessControlException {
assert hasWriteLock();
final INodesInPath iip = rootDir.getINodesInPath4Write(src, true);
final INodesInPath iip = getINodesInPath4Write(src, true);
final INode inode = iip.getLastINode();
if (inode == null || !inode.isFile()) {
return null;
@ -1155,7 +1155,7 @@ public class FSDirectory implements Closeable {
FileNotFoundException, IOException {
readLock();
try {
return INodeFile.valueOf(rootDir.getNode(path, false), path
return INodeFile.valueOf(getNode(path, false), path
).getPreferredBlockSize();
} finally {
readUnlock();
@ -1166,7 +1166,7 @@ public class FSDirectory implements Closeable {
src = normalizePath(src);
readLock();
try {
INode inode = rootDir.getNode(src, false);
INode inode = getNode(src, false);
if (inode == null) {
return false;
}
@ -1192,7 +1192,7 @@ public class FSDirectory implements Closeable {
throws FileNotFoundException, UnresolvedLinkException,
QuotaExceededException, SnapshotAccessControlException {
assert hasWriteLock();
final INodesInPath inodesInPath = rootDir.getINodesInPath4Write(src, true);
final INodesInPath inodesInPath = getINodesInPath4Write(src, true);
final INode inode = inodesInPath.getLastINode();
if (inode == null) {
throw new FileNotFoundException("File does not exist: " + src);
@ -1217,7 +1217,7 @@ public class FSDirectory implements Closeable {
throws FileNotFoundException, UnresolvedLinkException,
QuotaExceededException, SnapshotAccessControlException {
assert hasWriteLock();
final INodesInPath inodesInPath = rootDir.getINodesInPath4Write(src, true);
final INodesInPath inodesInPath = getINodesInPath4Write(src, true);
INode inode = inodesInPath.getLastINode();
if (inode == null) {
throw new FileNotFoundException("File does not exist: " + src);
@ -1264,7 +1264,7 @@ public class FSDirectory implements Closeable {
}
// do the move
final INodesInPath trgIIP = rootDir.getINodesInPath4Write(target, true);
final INodesInPath trgIIP = getINodesInPath4Write(target, true);
final INode[] trgINodes = trgIIP.getINodes();
final INodeFile trgInode = trgIIP.getLastINode().asFile();
INodeDirectory trgParent = trgINodes[trgINodes.length-2].asDirectory();
@ -1333,7 +1333,7 @@ public class FSDirectory implements Closeable {
final long filesRemoved;
writeLock();
try {
final INodesInPath inodesInPath = rootDir.getINodesInPath4Write(
final INodesInPath inodesInPath = getINodesInPath4Write(
normalizePath(src), false);
if (!deleteAllowed(inodesInPath, src) ) {
filesRemoved = -1;
@ -1383,7 +1383,7 @@ public class FSDirectory implements Closeable {
boolean isNonEmptyDirectory(String path) throws UnresolvedLinkException {
readLock();
try {
final INodesInPath inodesInPath = rootDir.getLastINodeInPath(path, false);
final INodesInPath inodesInPath = getLastINodeInPath(path, false);
final INode inode = inodesInPath.getINode(0);
if (inode == null || !inode.isDirectory()) {
//not found or not a directory
@ -1412,7 +1412,7 @@ public class FSDirectory implements Closeable {
BlocksMapUpdateInfo collectedBlocks = new BlocksMapUpdateInfo();
List<INode> removedINodes = new ChunkedArrayList<INode>();
final INodesInPath inodesInPath = rootDir.getINodesInPath4Write(
final INodesInPath inodesInPath = getINodesInPath4Write(
normalizePath(src), false);
long filesRemoved = -1;
if (deleteAllowed(inodesInPath, src)) {
@ -1537,7 +1537,7 @@ public class FSDirectory implements Closeable {
if (srcs.endsWith(HdfsConstants.SEPARATOR_DOT_SNAPSHOT_DIR)) {
return getSnapshotsListing(srcs, startAfter);
}
final INodesInPath inodesInPath = rootDir.getLastINodeInPath(srcs, true);
final INodesInPath inodesInPath = getLastINodeInPath(srcs, true);
final int snapshot = inodesInPath.getPathSnapshotId();
final INode targetNode = inodesInPath.getINode(0);
if (targetNode == null)
@ -1627,7 +1627,7 @@ public class FSDirectory implements Closeable {
if (srcs.endsWith(HdfsConstants.SEPARATOR_DOT_SNAPSHOT_DIR)) {
return getFileInfo4DotSnapshot(srcs);
}
final INodesInPath inodesInPath = rootDir.getLastINodeInPath(srcs, resolveLink);
final INodesInPath inodesInPath = getLastINodeInPath(srcs, resolveLink);
final INode i = inodesInPath.getINode(0);
return i == null? null: createFileStatus(HdfsFileStatus.EMPTY_NAME, i,
inodesInPath.getPathSnapshotId());
@ -1676,7 +1676,7 @@ public class FSDirectory implements Closeable {
waitForReady();
readLock();
try {
final INode i = rootDir.getNode(src, false);
final INode i = getNode(src, false);
return i != null && i.isFile()? i.asFile().getBlocks(): null;
} finally {
readUnlock();
@ -1703,7 +1703,7 @@ public class FSDirectory implements Closeable {
throws UnresolvedLinkException {
readLock();
try {
return rootDir.getLastINodeInPath(src, true);
return getLastINodeInPath(src, true);
} finally {
readUnlock();
}
@ -1716,7 +1716,7 @@ public class FSDirectory implements Closeable {
) throws UnresolvedLinkException, SnapshotAccessControlException {
readLock();
try {
return rootDir.getINodesInPath4Write(src, true);
return getINodesInPath4Write(src, true);
} finally {
readUnlock();
}
@ -1730,7 +1730,7 @@ public class FSDirectory implements Closeable {
SnapshotAccessControlException {
readLock();
try {
return rootDir.getINode4Write(src, true);
return getINode4Write(src, true);
} finally {
readUnlock();
}
@ -1746,7 +1746,7 @@ public class FSDirectory implements Closeable {
readLock();
try {
if (srcs.startsWith("/") && !srcs.endsWith("/")
&& rootDir.getINode4Write(srcs, false) == null) {
&& getINode4Write(srcs, false) == null) {
return true;
} else {
return false;
@ -1763,7 +1763,7 @@ public class FSDirectory implements Closeable {
src = normalizePath(src);
readLock();
try {
INode node = rootDir.getNode(src, false);
INode node = getNode(src, false);
return node != null && node.isDirectory();
} finally {
readUnlock();
@ -1779,7 +1779,7 @@ public class FSDirectory implements Closeable {
src = normalizePath(src);
readLock();
try {
INode node = rootDir.getINode4Write(src, false);
INode node = getINode4Write(src, false);
return node != null && node.isDirectory();
} finally {
readUnlock();
@ -1800,7 +1800,7 @@ public class FSDirectory implements Closeable {
UnresolvedLinkException, SnapshotAccessControlException {
writeLock();
try {
final INodesInPath iip = rootDir.getINodesInPath4Write(path, false);
final INodesInPath iip = getINodesInPath4Write(path, false);
if (iip.getLastINode() == null) {
throw new FileNotFoundException("Path not found: " + path);
}
@ -2372,7 +2372,7 @@ public class FSDirectory implements Closeable {
String srcs = normalizePath(src);
readLock();
try {
INode targetNode = rootDir.getNode(srcs, false);
INode targetNode = getNode(srcs, false);
if (targetNode == null) {
throw new FileNotFoundException("File does not exist: " + srcs);
}
@ -2470,7 +2470,7 @@ public class FSDirectory implements Closeable {
}
String srcs = normalizePath(src);
final INodesInPath iip = rootDir.getINodesInPath4Write(srcs, true);
final INodesInPath iip = getINodesInPath4Write(srcs, true);
INodeDirectory dirNode = INodeDirectory.valueOf(iip.getLastINode(), srcs);
if (dirNode.isRoot() && nsQuota == HdfsConstants.QUOTA_RESET) {
throw new IllegalArgumentException("Cannot clear namespace quota on root.");
@ -2753,7 +2753,7 @@ public class FSDirectory implements Closeable {
private List<AclEntry> unprotectedModifyAclEntries(String src,
List<AclEntry> aclSpec) throws IOException {
assert hasWriteLock();
INodesInPath iip = rootDir.getINodesInPath4Write(normalizePath(src), true);
INodesInPath iip = getINodesInPath4Write(normalizePath(src), true);
INode inode = resolveLastINode(src, iip);
int snapshotId = iip.getLatestSnapshotId();
List<AclEntry> existingAcl = AclStorage.readINodeLogicalAcl(inode);
@ -2776,7 +2776,7 @@ public class FSDirectory implements Closeable {
private List<AclEntry> unprotectedRemoveAclEntries(String src,
List<AclEntry> aclSpec) throws IOException {
assert hasWriteLock();
INodesInPath iip = rootDir.getINodesInPath4Write(normalizePath(src), true);
INodesInPath iip = getINodesInPath4Write(normalizePath(src), true);
INode inode = resolveLastINode(src, iip);
int snapshotId = iip.getLatestSnapshotId();
List<AclEntry> existingAcl = AclStorage.readINodeLogicalAcl(inode);
@ -2799,7 +2799,7 @@ public class FSDirectory implements Closeable {
private List<AclEntry> unprotectedRemoveDefaultAcl(String src)
throws IOException {
assert hasWriteLock();
INodesInPath iip = rootDir.getINodesInPath4Write(normalizePath(src), true);
INodesInPath iip = getINodesInPath4Write(normalizePath(src), true);
INode inode = resolveLastINode(src, iip);
int snapshotId = iip.getLatestSnapshotId();
List<AclEntry> existingAcl = AclStorage.readINodeLogicalAcl(inode);
@ -2821,7 +2821,7 @@ public class FSDirectory implements Closeable {
private void unprotectedRemoveAcl(String src) throws IOException {
assert hasWriteLock();
INodesInPath iip = rootDir.getINodesInPath4Write(normalizePath(src), true);
INodesInPath iip = getINodesInPath4Write(normalizePath(src), true);
INode inode = resolveLastINode(src, iip);
int snapshotId = iip.getLatestSnapshotId();
AclStorage.removeINodeAcl(inode, snapshotId);
@ -2846,7 +2846,7 @@ public class FSDirectory implements Closeable {
}
assert hasWriteLock();
INodesInPath iip = rootDir.getINodesInPath4Write(normalizePath(src), true);
INodesInPath iip = getINodesInPath4Write(normalizePath(src), true);
INode inode = resolveLastINode(src, iip);
int snapshotId = iip.getLatestSnapshotId();
List<AclEntry> existingAcl = AclStorage.readINodeLogicalAcl(inode);
@ -2866,7 +2866,7 @@ public class FSDirectory implements Closeable {
getINode4DotSnapshot(srcs) != null) {
return new AclStatus.Builder().owner("").group("").build();
}
INodesInPath iip = rootDir.getLastINodeInPath(srcs, true);
INodesInPath iip = getLastINodeInPath(srcs, true);
INode inode = resolveLastINode(src, iip);
int snapshotId = iip.getPathSnapshotId();
List<AclEntry> acl = AclStorage.readINodeAcl(inode, snapshotId);
@ -2979,6 +2979,17 @@ public class FSDirectory implements Closeable {
return !isReservedName(src) ? null : INode.getPathComponents(src);
}
/** Check if a given inode name is reserved */
public static boolean isReservedName(INode inode) {
return CHECK_RESERVED_FILE_NAMES
&& Arrays.equals(inode.getLocalNameBytes(), DOT_RESERVED);
}
/** Check if a given path is reserved */
public static boolean isReservedName(String src) {
return src.startsWith(DOT_RESERVED_PATH_PREFIX);
}
/**
* Resolve the path of /.reserved/.inodes/<inodeid>/... to a regular path
*
@ -3039,14 +3050,52 @@ public class FSDirectory implements Closeable {
return path.toString();
}
/** Check if a given inode name is reserved */
public static boolean isReservedName(INode inode) {
return CHECK_RESERVED_FILE_NAMES
&& Arrays.equals(inode.getLocalNameBytes(), DOT_RESERVED);
/** @return the {@link INodesInPath} containing only the last inode. */
private INodesInPath getLastINodeInPath(String path, boolean resolveLink
) throws UnresolvedLinkException {
return INodesInPath.resolve(rootDir, INode.getPathComponents(path), 1,
resolveLink);
}
/** Check if a given path is reserved */
public static boolean isReservedName(String src) {
return src.startsWith(DOT_RESERVED_PATH_PREFIX);
/** @return the {@link INodesInPath} containing all inodes in the path. */
INodesInPath getINodesInPath(String path, boolean resolveLink
) throws UnresolvedLinkException {
final byte[][] components = INode.getPathComponents(path);
return INodesInPath.resolve(rootDir, components, components.length,
resolveLink);
}
/** @return the last inode in the path. */
INode getNode(String path, boolean resolveLink)
throws UnresolvedLinkException {
return getLastINodeInPath(path, resolveLink).getINode(0);
}
/**
* @return the INode of the last component in src, or null if the last
* component does not exist.
* @throws UnresolvedLinkException if symlink can't be resolved
* @throws SnapshotAccessControlException if path is in RO snapshot
*/
private INode getINode4Write(String src, boolean resolveLink)
throws UnresolvedLinkException, SnapshotAccessControlException {
return getINodesInPath4Write(src, resolveLink).getLastINode();
}
/**
* @return the INodesInPath of the components in src
* @throws UnresolvedLinkException if symlink can't be resolved
* @throws SnapshotAccessControlException if path is in RO snapshot
*/
private INodesInPath getINodesInPath4Write(String src, boolean resolveLink)
throws UnresolvedLinkException, SnapshotAccessControlException {
final byte[][] components = INode.getPathComponents(src);
INodesInPath inodesInPath = INodesInPath.resolve(rootDir, components,
components.length, resolveLink);
if (inodesInPath.isSnapshot()) {
throw new SnapshotAccessControlException(
"Modification on a read-only snapshot is disallowed");
}
return inodesInPath;
}
}

2
hadoop-hdfs-project/hadoop-hdfs/src/main/java/org/apache/hadoop/hdfs/server/namenode/FSImageFormat.java
View File

@ -495,7 +495,7 @@ public class FSImageFormat {
// Rename .snapshot paths if we're doing an upgrade
parentPath = renameReservedPathsOnUpgrade(parentPath, getLayoutVersion());
final INodeDirectory parent = INodeDirectory.valueOf(
namesystem.dir.rootDir.getNode(parentPath, true), parentPath);
namesystem.dir.getNode(parentPath, true), parentPath);
return loadChildren(parent, in, counter);
}

2
hadoop-hdfs-project/hadoop-hdfs/src/main/java/org/apache/hadoop/hdfs/server/namenode/FSNamesystem.java
View File

@ -5506,7 +5506,7 @@ public class FSNamesystem implements Namesystem, FSClusterStats,
dir.waitForReady();
readLock();
try {
pc.checkPermission(path, dir.rootDir, doCheckOwner, ancestorAccess,
pc.checkPermission(path, dir, doCheckOwner, ancestorAccess,
parentAccess, access, subAccess, resolveLink);
} finally {
readUnlock();

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

@ -144,7 +144,7 @@ class FSPermissionChecker {
* Guarded by {@link FSNamesystem#readLock()}
* Caller of this method must hold that lock.
*/
void checkPermission(String path, INodeDirectory root, boolean doCheckOwner,
void checkPermission(String path, FSDirectory dir, boolean doCheckOwner,
FsAction ancestorAccess, FsAction parentAccess, FsAction access,
FsAction subAccess, boolean resolveLink)
throws AccessControlException, UnresolvedLinkException {
@ -159,7 +159,7 @@ class FSPermissionChecker {
}
// check if (parentAccess != null) && file exists, then check sb
// If resolveLink, the check is performed on the link target.
final INodesInPath inodesInPath = root.getINodesInPath(path, resolveLink);
final INodesInPath inodesInPath = dir.getINodesInPath(path, resolveLink);
final int snapshotId = inodesInPath.getPathSnapshotId();
final INode[] inodes = inodesInPath.getINodes();
int ancestorIndex = inodes.length - 2;

47
hadoop-hdfs-project/hadoop-hdfs/src/main/java/org/apache/hadoop/hdfs/server/namenode/INodeDirectory.java
View File

@ -403,53 +403,6 @@ public class INodeDirectory extends INodeWithAdditionalFields
: ReadOnlyList.Util.asReadOnlyList(children);
}
/** @return the {@link INodesInPath} containing only the last inode. */
INodesInPath getLastINodeInPath(String path, boolean resolveLink
) throws UnresolvedLinkException {
return INodesInPath.resolve(this, getPathComponents(path), 1, resolveLink);
}
/** @return the {@link INodesInPath} containing all inodes in the path. */
INodesInPath getINodesInPath(String path, boolean resolveLink
) throws UnresolvedLinkException {
final byte[][] components = getPathComponents(path);
return INodesInPath.resolve(this, components, components.length, resolveLink);
}
/** @return the last inode in the path. */
INode getNode(String path, boolean resolveLink)
throws UnresolvedLinkException {
return getLastINodeInPath(path, resolveLink).getINode(0);
}
/**
* @return the INode of the last component in src, or null if the last
* component does not exist.
* @throws UnresolvedLinkException if symlink can't be resolved
* @throws SnapshotAccessControlException if path is in RO snapshot
*/
INode getINode4Write(String src, boolean resolveLink)
throws UnresolvedLinkException, SnapshotAccessControlException {
return getINodesInPath4Write(src, resolveLink).getLastINode();
}
/**
* @return the INodesInPath of the components in src
* @throws UnresolvedLinkException if symlink can't be resolved
* @throws SnapshotAccessControlException if path is in RO snapshot
*/
INodesInPath getINodesInPath4Write(String src, boolean resolveLink)
throws UnresolvedLinkException, SnapshotAccessControlException {
final byte[][] components = INode.getPathComponents(src);
INodesInPath inodesInPath = INodesInPath.resolve(this, components,
components.length, resolveLink);
if (inodesInPath.isSnapshot()) {
throw new SnapshotAccessControlException(
"Modification on a read-only snapshot is disallowed");
}
return inodesInPath;
}
/**
* Given a child's name, return the index of the next child
*

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

@ -1306,7 +1306,7 @@ public abstract class FSAclBaseTest {
*/
private static void assertAclFeature(Path pathToCheck,
boolean expectAclFeature) throws IOException {
INode inode = cluster.getNamesystem().getFSDirectory().getRoot()
INode inode = cluster.getNamesystem().getFSDirectory()
.getNode(pathToCheck.toUri().getPath(), false);
assertNotNull(inode);
AclFeature aclFeature = inode.getAclFeature();

26
hadoop-hdfs-project/hadoop-hdfs/src/test/java/org/apache/hadoop/hdfs/server/namenode/TestFSPermissionChecker.java
View File

@ -26,6 +26,7 @@ import static org.junit.Assert.*;
import java.io.IOException;
import java.util.Arrays;
import org.apache.hadoop.conf.Configuration;
import org.junit.Before;
import org.junit.Test;
@ -38,7 +39,10 @@ import org.apache.hadoop.fs.permission.PermissionStatus;
import org.apache.hadoop.hdfs.server.namenode.snapshot.Snapshot;
import org.apache.hadoop.security.AccessControlException;
import org.apache.hadoop.security.UserGroupInformation;
import org.mockito.invocation.InvocationOnMock;
import org.mockito.stubbing.Answer;
import static org.mockito.Mockito.*;
/**
* Unit tests covering FSPermissionChecker. All tests in this suite have been
* cross-validated against Linux setfacl/getfacl to check for consistency of the
@ -56,14 +60,24 @@ public class TestFSPermissionChecker {
private static final UserGroupInformation CLARK =
UserGroupInformation.createUserForTesting("clark", new String[] { "execs" });
private FSDirectory dir;
private INodeDirectory inodeRoot;
@Before
public void setUp() {
PermissionStatus permStatus = PermissionStatus.createImmutable(SUPERUSER,
SUPERGROUP, FsPermission.createImmutable((short)0755));
inodeRoot = new INodeDirectory(INodeId.ROOT_INODE_ID,
INodeDirectory.ROOT_NAME, permStatus, 0L);
Configuration conf = new Configuration();
FSNamesystem fsn = mock(FSNamesystem.class);
doAnswer(new Answer() {
@Override
public Object answer(InvocationOnMock invocation) throws Throwable {
Object[] args = invocation.getArguments();
FsPermission perm = (FsPermission) args[0];
return new PermissionStatus(SUPERUSER, SUPERGROUP, perm);
}
}).when(fsn).createFsOwnerPermissions(any(FsPermission.class));
FSImage image = mock(FSImage.class);
dir = new FSDirectory(image, fsn, conf);
inodeRoot = dir.getRoot();
}
@Test
@ -379,14 +393,14 @@ public class TestFSPermissionChecker {
private void assertPermissionGranted(UserGroupInformation user, String path,
FsAction access) throws IOException {
new FSPermissionChecker(SUPERUSER, SUPERGROUP, user).checkPermission(path,
inodeRoot, false, null, null, access, null, true);
dir, false, null, null, access, null, true);
}
private void assertPermissionDenied(UserGroupInformation user, String path,
FsAction access) throws IOException {
try {
new FSPermissionChecker(SUPERUSER, SUPERGROUP, user).checkPermission(path,
inodeRoot, false, null, null, access, null, true);
dir, false, null, null, access, null, true);
fail("expected AccessControlException for user + " + user + ", path = " +
path + ", access = " + access);
} catch (AccessControlException e) {

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

@ -699,7 +699,7 @@ public class TestFsck {
DFSTestUtil.waitReplication(fs, filePath, (short)1);
// intentionally corrupt NN data structure
INodeFile node = (INodeFile)cluster.getNamesystem().dir.rootDir.getNode(
INodeFile node = (INodeFile)cluster.getNamesystem().dir.getNode(
fileName, true);
final BlockInfo[] blocks = node.getBlocks();
assertEquals(blocks.length, 1);