YARN-66. aggregated logs permissions not set properly (tgraves via bobby)

git-svn-id: https://svn.apache.org/repos/asf/hadoop/common/trunk@1379565 13f79535-47bb-0310-9956-ffa450edef68
This commit is contained in:
Robert Joseph Evans 2012-08-31 19:57:34 +00:00
parent 27cfde7f4d
commit 60b8c6e1e1
3 changed files with 21 additions and 1 deletions

View File

@ -76,3 +76,5 @@ Release 0.23.3 - Unreleased
YARN-60. Fixed a bug in ResourceManager which causes all NMs to get NPEs and
thus causes all containers to be rejected. (vinodkv)
YARN-66. aggregated logs permissions not set properly (tgraves via bobby)

View File

@ -48,6 +48,7 @@
import org.apache.hadoop.fs.FileContext;
import org.apache.hadoop.fs.Options;
import org.apache.hadoop.fs.Path;
import org.apache.hadoop.fs.permission.FsPermission;
import org.apache.hadoop.io.Writable;
import org.apache.hadoop.io.file.tfile.TFile;
import org.apache.hadoop.security.UserGroupInformation;
@ -68,6 +69,13 @@ public class AggregatedLogFormat {
//Maybe write out a list of containerLogs skipped by the retention policy.
private static final int VERSION = 1;
/**
* Umask for the log file.
*/
private static final FsPermission APP_LOG_FILE_UMASK = FsPermission
.createImmutable((short) (0640 ^ 0777));
static {
RESERVED_KEYS = new HashMap<String, AggregatedLogFormat.LogKey>();
RESERVED_KEYS.put(APPLICATION_ACL_KEY.toString(), APPLICATION_ACL_KEY);
@ -194,7 +202,9 @@ public LogWriter(final Configuration conf, final Path remoteAppLogFile,
userUgi.doAs(new PrivilegedExceptionAction<FSDataOutputStream>() {
@Override
public FSDataOutputStream run() throws Exception {
return FileContext.getFileContext(conf).create(
FileContext fc = FileContext.getFileContext(conf);
fc.setUMask(APP_LOG_FILE_UMASK);
return fc.create(
remoteAppLogFile,
EnumSet.of(CreateFlag.CREATE, CreateFlag.OVERWRITE),
new Options.CreateOpts[] {});

View File

@ -32,7 +32,9 @@
import org.apache.commons.logging.Log;
import org.apache.commons.logging.LogFactory;
import org.apache.hadoop.conf.Configuration;
import org.apache.hadoop.fs.FileStatus;
import org.apache.hadoop.fs.FileSystem;
import org.apache.hadoop.fs.permission.FsPermission;
import org.apache.hadoop.fs.Path;
import org.apache.hadoop.security.UserGroupInformation;
import org.apache.hadoop.yarn.api.records.ContainerId;
@ -100,6 +102,11 @@ public void testReadAcontainerLogs1() throws Exception {
logWriter.append(logKey, logValue);
logWriter.closeWriter();
// make sure permission are correct on the file
FileStatus fsStatus = fs.getFileStatus(remoteAppLogFile);
Assert.assertEquals("permissions on log aggregation file are wrong",
FsPermission.createImmutable((short) 0640), fsStatus.getPermission());
LogReader logReader = new LogReader(conf, remoteAppLogFile);
LogKey rLogKey = new LogKey();
DataInputStream dis = logReader.next(rLogKey);
@ -124,6 +131,7 @@ public void testReadAcontainerLogs1() throws Exception {
Assert.assertEquals(expectedLength, s.length());
}
private void writeSrcFile(Path srcFilePath, String fileName, long length)
throws IOException {
File dir = new File(srcFilePath.toString());