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HDFS-6749. Merging change r1613561 from trunk to branch-2. 

git-svn-id: https://svn.apache.org/repos/asf/hadoop/common/branches/branch-2@1613562 13f79535-47bb-0310-9956-ffa450edef68
This commit is contained in:
Chris Nauroth 2014-07-26 04:21:16 +00:00
parent c2b0f62155
commit f1d0db87cd
3 changed files with 25 additions and 0 deletions
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3
hadoop-hdfs-project/hadoop-hdfs/CHANGES.txt
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@ -128,6 +128,9 @@ Release 2.6.0 - UNRELEASED
HDFS-6752. Avoid Address bind errors in TestDatanodeConfig#testMemlockLimit
(vinayakumarb)
HDFS-6749. FSNamesystem methods should call resolvePath.
(Charles Lamb via cnauroth)
Release 2.5.0 - UNRELEASED
INCOMPATIBLE CHANGES

8
hadoop-hdfs-project/hadoop-hdfs/src/main/java/org/apache/hadoop/hdfs/server/namenode/FSNamesystem.java
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@ -3720,8 +3720,10 @@ boolean isFileClosed(String src)
StandbyException, IOException {
FSPermissionChecker pc = getPermissionChecker();
checkOperation(OperationCategory.READ);
byte[][] pathComponents = FSDirectory.getPathComponentsForReservedPath(src);
readLock();
try {
src = FSDirectory.resolvePath(src, pathComponents, dir);
checkOperation(OperationCategory.READ);
if (isPermissionEnabled) {
checkTraverse(pc, src);
@ -8183,9 +8185,11 @@ AclStatus getAclStatus(String src) throws IOException {
nnConf.checkAclsConfigFlag();
FSPermissionChecker pc = getPermissionChecker();
checkOperation(OperationCategory.READ);
byte[][] pathComponents = FSDirectory.getPathComponentsForReservedPath(src);
readLock();
try {
checkOperation(OperationCategory.READ);
src = FSDirectory.resolvePath(src, pathComponents, dir);
if (isPermissionEnabled) {
checkPermission(pc, src, false, null, null, null, null);
}
@ -8288,8 +8292,10 @@ List<XAttr> getXAttrs(String src, List<XAttr> xAttrs) throws IOException {
}
}
checkOperation(OperationCategory.READ);
byte[][] pathComponents = FSDirectory.getPathComponentsForReservedPath(src);
readLock();
try {
src = FSDirectory.resolvePath(src, pathComponents, dir);
checkOperation(OperationCategory.READ);
if (isPermissionEnabled) {
checkPathAccess(pc, src, FsAction.READ);
@ -8333,8 +8339,10 @@ List<XAttr> listXAttrs(String src) throws IOException {
nnConf.checkXAttrsConfigFlag();
final FSPermissionChecker pc = getPermissionChecker();
checkOperation(OperationCategory.READ);
byte[][] pathComponents = FSDirectory.getPathComponentsForReservedPath(src);
readLock();
try {
src = FSDirectory.resolvePath(src, pathComponents, dir);
checkOperation(OperationCategory.READ);
if (isPermissionEnabled) {
/* To access xattr names, you need EXECUTE in the owning directory. */

14
hadoop-hdfs-project/hadoop-hdfs/src/test/java/org/apache/hadoop/hdfs/server/namenode/TestINodeFile.java
View File

@ -524,6 +524,7 @@ public void testInodeIdBasedPaths() throws Exception {
Configuration conf = new Configuration();
conf.setInt(DFSConfigKeys.DFS_BLOCK_SIZE_KEY,
DFSConfigKeys.DFS_BYTES_PER_CHECKSUM_DEFAULT);
conf.setBoolean(DFSConfigKeys.DFS_NAMENODE_ACLS_ENABLED_KEY, true);
MiniDFSCluster cluster = null;
try {
cluster = new MiniDFSCluster.Builder(conf).numDataNodes(1).build();
@ -571,6 +572,19 @@ public void testInodeIdBasedPaths() throws Exception {
// ClientProtocol#getPreferredBlockSize
assertEquals(testFileBlockSize,
nnRpc.getPreferredBlockSize(testFileInodePath.toString()));
/*
* HDFS-6749 added missing calls to FSDirectory.resolvePath in the
* following four methods. The calls below ensure that
* /.reserved/.inodes paths work properly. No need to check return
* values as these methods are tested elsewhere.
*/
{
fs.isFileClosed(testFileInodePath);
fs.getAclStatus(testFileInodePath);
fs.getXAttrs(testFileInodePath);
fs.listXAttrs(testFileInodePath);
}
// symbolic link related tests