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HDFS-9351. checkNNStartup() need to be called when fsck calls FSNamesystem.getSnapshottableDirs(). (Xiao Chen via Yongjun Zhang) 

(cherry picked from commit 194251c852)
This commit is contained in:
Yongjun Zhang 2015-11-03 17:16:17 -08:00
parent 4f29f5d192
commit 0b61ccaeca
3 changed files with 11 additions and 21 deletions
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3
hadoop-hdfs-project/hadoop-hdfs/CHANGES.txt
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@ -1385,6 +1385,9 @@ Release 2.8.0 - UNRELEASED
HDFS-9289. Make DataStreamer#block thread safe and verify genStamp in
commitBlock. (Chang Li via zhz)
HDFS-9351. checkNNStartup() need to be called when fsck calls
FSNamesystem.getSnapshottableDirs(). (Xiao Chen via Yongjun Zhang)
Release 2.7.2 - UNRELEASED
INCOMPATIBLE CHANGES

20
hadoop-hdfs-project/hadoop-hdfs/src/main/java/org/apache/hadoop/hdfs/server/namenode/FSNamesystem.java
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@ -6290,26 +6290,6 @@ List<String> listCorruptFileBlocksWithSnapshot(String path,
return list;
}
/**
* Get the list of snapshottable directories.
* @return The list of all the current snapshottable directories
* @see #getSnapshottableDirListing()
* @throws IOException
*/
List<String> getSnapshottableDirs() throws IOException {
List<String> snapshottableDirs = new ArrayList<String>();
final FSPermissionChecker pc = getFSDirectory().getPermissionChecker();
final String user = pc.isSuperUser() ? null : pc.getUser();
final SnapshottableDirectoryStatus[] snapDirs =
snapshotManager.getSnapshottableDirListing(user);
if (snapDirs != null) {
for (SnapshottableDirectoryStatus sds : snapDirs) {
snapshottableDirs.add(sds.getFullPath().toString());
}
}
return snapshottableDirs;
}
@Override //NameNodeMXBean
public int getDistinctVersionCount() {
return blockManager.getDatanodeManager().getDatanodesSoftwareVersions()

9
hadoop-hdfs-project/hadoop-hdfs/src/main/java/org/apache/hadoop/hdfs/server/namenode/NamenodeFsck.java
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@ -60,6 +60,7 @@
import org.apache.hadoop.hdfs.protocol.HdfsFileStatus;
import org.apache.hadoop.hdfs.protocol.LocatedBlock;
import org.apache.hadoop.hdfs.protocol.LocatedBlocks;
import org.apache.hadoop.hdfs.protocol.SnapshottableDirectoryStatus;
import org.apache.hadoop.hdfs.protocol.datatransfer.sasl.DataEncryptionKeyFactory;
import org.apache.hadoop.hdfs.security.token.block.BlockTokenIdentifier;
import org.apache.hadoop.hdfs.security.token.block.DataEncryptionKey;
@ -337,7 +338,13 @@ public void fsck() {
namenode.getNamesystem().logFsckEvent(path, remoteAddress);
if (snapshottableDirs != null) {
snapshottableDirs = namenode.getNamesystem().getSnapshottableDirs();
SnapshottableDirectoryStatus[] snapshotDirs =
namenode.getRpcServer().getSnapshottableDirListing();
if (snapshotDirs != null) {
for (SnapshottableDirectoryStatus dir : snapshotDirs) {
snapshottableDirs.add(dir.getFullPath().toString());
}
}
}
final HdfsFileStatus file = namenode.getRpcServer().getFileInfo(path);