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HADOOP-18109. Ensure that default permissions of directories under internal ViewFS directories are the same as directories on target filesystems. Contributed by Chentao Yu. (3953)

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(cherry picked from commit 19d90e62fb)
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Chentao Yu 2021-04-15 17:46:40 -07:00 committed by Konstantin V Shvachko
parent db67952f9f
commit d14a7c6ee5
2 changed files with 19 additions and 5 deletions
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5
hadoop-common-project/hadoop-common/src/main/java/org/apache/hadoop/fs/viewfs/ViewFileSystem.java
View File

@ -1579,11 +1579,6 @@ public boolean mkdirs(Path dir, FsPermission permission)
throw readOnlyMountTable("mkdirs", dir); throw readOnlyMountTable("mkdirs", dir);
} }
@Override
public boolean mkdirs(Path dir) throws IOException {
return mkdirs(dir, null);
}
@Override @Override
public FSDataInputStream open(Path f, int bufferSize) public FSDataInputStream open(Path f, int bufferSize)
throws AccessControlException, FileNotFoundException, IOException { throws AccessControlException, FileNotFoundException, IOException {

19
hadoop-hdfs-project/hadoop-hdfs/src/test/java/org/apache/hadoop/fs/viewfs/TestViewFileSystemHdfs.java
View File

@ -479,4 +479,23 @@ public Object run() throws IOException {
assertEquals("The owner did not match ", owner, userUgi.getShortUserName()); assertEquals("The owner did not match ", owner, userUgi.getShortUserName());
otherfs.delete(user1Path, false); otherfs.delete(user1Path, false);
} }
@Test
public void testInternalDirectoryPermissions() throws IOException {
LOG.info("Starting testInternalDirectoryPermissions!");
Configuration localConf = new Configuration(conf);
ConfigUtil.addLinkFallback(
localConf, new Path(targetTestRoot, "fallbackDir").toUri());
FileSystem fs = FileSystem.get(FsConstants.VIEWFS_URI, localConf);
// check that the default permissions on a sub-folder of an internal
// directory are the same as those created on non-internal directories.
Path subDirOfInternalDir = new Path("/internalDir/dir1");
fs.mkdirs(subDirOfInternalDir);
Path subDirOfRealDir = new Path("/internalDir/linkToDir2/dir1");
fs.mkdirs(subDirOfRealDir);
assertEquals(fs.getFileStatus(subDirOfInternalDir).getPermission(),
fs.getFileStatus(subDirOfRealDir).getPermission());
}
} }