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Posted to hdfs-commits@hadoop.apache.org by sz...@apache.org on 2012/02/02 00:24:20 UTC

svn commit: r1239398 - in /hadoop/common/branches/branch-0.23-PB/hadoop-hdfs-project: ./ hadoop-hdfs-httpfs/ hadoop-hdfs/ hadoop-hdfs/src/main/java/ hadoop-hdfs/src/main/java/org/apache/hadoop/hdfs/ hadoop-hdfs/src/main/java/org/apache/hadoop/hdfs/serv...

Author: szetszwo
Date: Wed Feb  1 23:24:15 2012
New Revision: 1239398

URL: http://svn.apache.org/viewvc?rev=1239398&view=rev
Log:
Merge r1237584 through r1239397 from 0.23.

Modified:
    hadoop/common/branches/branch-0.23-PB/hadoop-hdfs-project/   (props changed)
    hadoop/common/branches/branch-0.23-PB/hadoop-hdfs-project/hadoop-hdfs/   (props changed)
    hadoop/common/branches/branch-0.23-PB/hadoop-hdfs-project/hadoop-hdfs-httpfs/   (props changed)
    hadoop/common/branches/branch-0.23-PB/hadoop-hdfs-project/hadoop-hdfs/CHANGES.txt
    hadoop/common/branches/branch-0.23-PB/hadoop-hdfs-project/hadoop-hdfs/src/main/java/   (props changed)
    hadoop/common/branches/branch-0.23-PB/hadoop-hdfs-project/hadoop-hdfs/src/main/java/org/apache/hadoop/hdfs/BlockReaderLocal.java
    hadoop/common/branches/branch-0.23-PB/hadoop-hdfs-project/hadoop-hdfs/src/main/java/org/apache/hadoop/hdfs/server/datanode/BlockMetadataHeader.java
    hadoop/common/branches/branch-0.23-PB/hadoop-hdfs-project/hadoop-hdfs/src/main/java/org/apache/hadoop/hdfs/server/datanode/BlockPoolSliceScanner.java
    hadoop/common/branches/branch-0.23-PB/hadoop-hdfs-project/hadoop-hdfs/src/main/java/org/apache/hadoop/hdfs/server/datanode/BlockSender.java
    hadoop/common/branches/branch-0.23-PB/hadoop-hdfs-project/hadoop-hdfs/src/main/java/org/apache/hadoop/hdfs/server/datanode/FSDataset.java
    hadoop/common/branches/branch-0.23-PB/hadoop-hdfs-project/hadoop-hdfs/src/main/java/org/apache/hadoop/hdfs/server/datanode/FSDatasetInterface.java
    hadoop/common/branches/branch-0.23-PB/hadoop-hdfs-project/hadoop-hdfs/src/main/java/org/apache/hadoop/hdfs/server/namenode/FSNamesystem.java
    hadoop/common/branches/branch-0.23-PB/hadoop-hdfs-project/hadoop-hdfs/src/main/java/org/apache/hadoop/hdfs/tools/GetConf.java
    hadoop/common/branches/branch-0.23-PB/hadoop-hdfs-project/hadoop-hdfs/src/main/native/   (props changed)
    hadoop/common/branches/branch-0.23-PB/hadoop-hdfs-project/hadoop-hdfs/src/main/webapps/datanode/   (props changed)
    hadoop/common/branches/branch-0.23-PB/hadoop-hdfs-project/hadoop-hdfs/src/main/webapps/hdfs/   (props changed)
    hadoop/common/branches/branch-0.23-PB/hadoop-hdfs-project/hadoop-hdfs/src/main/webapps/secondary/   (props changed)
    hadoop/common/branches/branch-0.23-PB/hadoop-hdfs-project/hadoop-hdfs/src/test/hdfs/   (props changed)
    hadoop/common/branches/branch-0.23-PB/hadoop-hdfs-project/hadoop-hdfs/src/test/java/org/apache/hadoop/hdfs/TestDFSShell.java
    hadoop/common/branches/branch-0.23-PB/hadoop-hdfs-project/hadoop-hdfs/src/test/java/org/apache/hadoop/hdfs/TestFileAppend.java
    hadoop/common/branches/branch-0.23-PB/hadoop-hdfs-project/hadoop-hdfs/src/test/java/org/apache/hadoop/hdfs/TestFileCreation.java
    hadoop/common/branches/branch-0.23-PB/hadoop-hdfs-project/hadoop-hdfs/src/test/java/org/apache/hadoop/hdfs/server/datanode/DataNodeTestUtils.java
    hadoop/common/branches/branch-0.23-PB/hadoop-hdfs-project/hadoop-hdfs/src/test/java/org/apache/hadoop/hdfs/server/datanode/SimulatedFSDataset.java
    hadoop/common/branches/branch-0.23-PB/hadoop-hdfs-project/hadoop-hdfs/src/test/java/org/apache/hadoop/hdfs/server/datanode/TestDirectoryScanner.java
    hadoop/common/branches/branch-0.23-PB/hadoop-hdfs-project/hadoop-hdfs/src/test/java/org/apache/hadoop/hdfs/server/datanode/TestSimulatedFSDataset.java
    hadoop/common/branches/branch-0.23-PB/hadoop-hdfs-project/hadoop-hdfs/src/test/java/org/apache/hadoop/hdfs/server/namenode/TestSaveNamespace.java

Propchange: hadoop/common/branches/branch-0.23-PB/hadoop-hdfs-project/
------------------------------------------------------------------------------
--- svn:ignore (added)
+++ svn:ignore Wed Feb  1 23:24:15 2012
@@ -0,0 +1 @@
+target

Propchange: hadoop/common/branches/branch-0.23-PB/hadoop-hdfs-project/hadoop-hdfs/
------------------------------------------------------------------------------
--- svn:mergeinfo (original)
+++ svn:mergeinfo Wed Feb  1 23:24:15 2012
@@ -1,5 +1,5 @@
-/hadoop/common/branches/branch-0.23/hadoop-hdfs-project/hadoop-hdfs:1227776-1237583
-/hadoop/common/trunk/hadoop-hdfs-project/hadoop-hdfs:1161777,1161781,1161992,1162188,1162421,1162491,1162499,1162613,1162928,1162954,1162979,1163050,1163069,1163081,1163490,1163768,1164255,1164301,1164339,1165826,1166402,1166466,1167383,1167662,1170085,1170379,1170459,1170996,1171136,1171297,1171379,1171611,1171711,1172916,1173402,1173468,1173488,1175113,1176178,1176550,1176719,1176729,1176733,1177100,1177161,1177487,1177531,1177757,1177859,1177864,1177905,1179169,1179856,1179861,1180757,1182189,1182205,1182214,1183081,1183098,1183175,1183554,1186508,1186896,1187140,1187505,1188282,1188286,1188300,1188436,1188487,1189028,1189355,1189360,1189546,1189901,1189932,1189982,1190077,1190127,1190620,1190708,1195575,1195656,1195731,1195754,1196113,1196129,1196171,1197329,1198903,1199396,1200731,1204114,1204117,1204122,1204124,1204129,1204131,1204177,1204366,1204370,1204376,1204388,1204544,1204707,1204709,1204825,1205146,1205260,1205626,1205697,1206178,1206786,1206830,1207585,1207694,
 1208140,1208153,1208313,1210208,1210657,1210719,1210746,1211206,1211249,1211769,1212021,1212062,1212073,1212084,1212299,1212606,1213040,1213143,1213537,1213586,1213592-1213593,1213808,1213813,1213954,1213985,1214027,1214033,1214046,1214102-1214103,1214128,1215364,1215366,1220315,1220510,1221106,1221348,1225114,1225192,1225456,1225489,1225591,1226211,1226239,1226350,1227091,1227165,1227423,1227887,1227964,1229347,1229877,1229897,1230398,1231569,1231572,1231627,1231640,1233584,1233605,1234555,1235135,1235137,1235956,1236456
+/hadoop/common/branches/branch-0.23/hadoop-hdfs-project/hadoop-hdfs:1227776-1239397
+/hadoop/common/trunk/hadoop-hdfs-project/hadoop-hdfs:1161777,1161781,1161992,1162188,1162421,1162491,1162499,1162613,1162928,1162954,1162979,1163050,1163069,1163081,1163490,1163768,1164255,1164301,1164339,1165826,1166402,1166466,1167383,1167662,1170085,1170379,1170459,1170996,1171136,1171297,1171379,1171611,1171711,1172916,1173402,1173468,1173488,1175113,1176178,1176550,1176719,1176729,1176733,1177100,1177161,1177487,1177531,1177757,1177859,1177864,1177905,1179169,1179856,1179861,1180757,1182189,1182205,1182214,1183081,1183098,1183175,1183554,1186508,1186896,1187140,1187505,1188282,1188286,1188300,1188436,1188487,1189028,1189355,1189360,1189546,1189901,1189932,1189982,1190077,1190127,1190620,1190708,1195575,1195656,1195731,1195754,1196113,1196129,1196171,1197329,1198903,1199396,1200731,1204114,1204117,1204122,1204124,1204129,1204131,1204177,1204366,1204370,1204376,1204388,1204544,1204707,1204709,1204825,1205146,1205260,1205626,1205697,1206178,1206786,1206830,1207585,1207694,
 1208140,1208153,1208313,1210208,1210657,1210719,1210746,1211206,1211249,1211769,1212021,1212062,1212073,1212084,1212299,1212606,1213040,1213143,1213537,1213586,1213592-1213593,1213808,1213813,1213954,1213985,1214027,1214033,1214046,1214102-1214103,1214128,1215364,1215366,1220315,1220510,1221106,1221348,1225114,1225192,1225456,1225489,1225591,1226211,1226239,1226350,1227091,1227165,1227423,1227887,1227964,1229347,1229877,1229897,1230398,1231569,1231572,1231627,1231640,1233584,1233605,1234555,1235135,1235137,1235956,1236456,1238700,1238779,1238969
 /hadoop/core/branches/branch-0.19/hdfs:713112
 /hadoop/hdfs/branches/HDFS-1052:987665-1095512
 /hadoop/hdfs/branches/HDFS-265:796829-820463

Propchange: hadoop/common/branches/branch-0.23-PB/hadoop-hdfs-project/hadoop-hdfs-httpfs/
------------------------------------------------------------------------------
--- svn:ignore (added)
+++ svn:ignore Wed Feb  1 23:24:15 2012
@@ -0,0 +1 @@
+target

Modified: hadoop/common/branches/branch-0.23-PB/hadoop-hdfs-project/hadoop-hdfs/CHANGES.txt
URL: http://svn.apache.org/viewvc/hadoop/common/branches/branch-0.23-PB/hadoop-hdfs-project/hadoop-hdfs/CHANGES.txt?rev=1239398&r1=1239397&r2=1239398&view=diff
==============================================================================
--- hadoop/common/branches/branch-0.23-PB/hadoop-hdfs-project/hadoop-hdfs/CHANGES.txt (original)
+++ hadoop/common/branches/branch-0.23-PB/hadoop-hdfs-project/hadoop-hdfs/CHANGES.txt Wed Feb  1 23:24:15 2012
@@ -228,6 +228,9 @@ Release 0.23.1 - UNRELEASED
     HDFS-2826. Add test case for HDFS-1476 (safemode can initialize
     replication queues before exiting) (todd)
 
+    HDFS-2864. Remove some redundant methods and the constant METADATA_VERSION
+    from FSDataset.  (szetszwo)
+
   BUG FIXES
 
     HDFS-2541. For a sufficiently large value of blocks, the DN Scanner 
@@ -303,6 +306,13 @@ Release 0.23.1 - UNRELEASED
     HDFS-2791. If block report races with closing of file, replica is
     incorrectly marked corrupt. (todd)
 
+    HDFS-2827.  When the parent of a directory is the root, renaming the
+    directory results in leases updated incorrectly.  (Uma Maheswara Rao G
+    via szetszwo)
+
+    HDFS-2835. Fix findbugs and javadoc issue with GetConf.java.
+    (suresh)
+
 Release 0.23.0 - 2011-11-01 
 
   INCOMPATIBLE CHANGES

Propchange: hadoop/common/branches/branch-0.23-PB/hadoop-hdfs-project/hadoop-hdfs/src/main/java/
------------------------------------------------------------------------------
--- svn:mergeinfo (original)
+++ svn:mergeinfo Wed Feb  1 23:24:15 2012
@@ -1,5 +1,5 @@
-/hadoop/common/branches/branch-0.23/hadoop-hdfs-project/hadoop-hdfs/src/main/java:1227776-1237583
-/hadoop/common/trunk/hadoop-hdfs-project/hadoop-hdfs/src/main/java:1161777,1161781,1161992,1162188,1162421,1162491,1162499,1162613,1162928,1162954,1162979,1163050,1163069,1163081,1163490,1163768,1164255,1164301,1164339,1165826,1166402,1166466,1167383,1167662,1170085,1170379,1170459,1170996,1171136,1171297,1171379,1171611,1171711,1172916,1173402,1173468,1173488,1175113,1176178,1176550,1176719,1176729,1176733,1177100,1177161,1177487,1177531,1177757,1177859,1177864,1177905,1179169,1179856,1179861,1180757,1182189,1182205,1182214,1183081,1183098,1183175,1183554,1186508,1186896,1187140,1187505,1188282,1188286,1188300,1188436,1188487,1189028,1189355,1189360,1189546,1189901,1189932,1189982,1190077,1190127,1190620,1190708,1195575,1195656,1195731,1195754,1196113,1196129,1196171,1197329,1198903,1199396,1200731,1204114,1204117,1204122,1204124,1204129,1204131,1204177,1204366,1204370,1204376,1204388,1204544,1204707,1205146,1205260,1205697,1206786,1206830,1207694,1208140,1208153,1208313,12
 10208,1210657,1210719,1210746,1211206,1211249,1211769,1212021,1212062,1212073,1212084,1212299,1212606,1213040,1213143,1213537,1213586,1213592-1213593,1213808,1213813,1213954,1213985,1214027,1214033,1214046,1214102-1214103,1214128,1215364,1215366,1220315,1220510,1221106,1221348,1225114,1225192,1225456,1225489,1225591,1226211,1226239,1226350,1227091,1227165,1227423,1227887,1227964,1229347,1229877,1229897,1230398,1231569,1231572,1231627,1231640,1233584,1233605,1234555,1235135,1235137,1235956,1236456
+/hadoop/common/branches/branch-0.23/hadoop-hdfs-project/hadoop-hdfs/src/main/java:1227776-1239397
+/hadoop/common/trunk/hadoop-hdfs-project/hadoop-hdfs/src/main/java:1161777,1161781,1161992,1162188,1162421,1162491,1162499,1162613,1162928,1162954,1162979,1163050,1163069,1163081,1163490,1163768,1164255,1164301,1164339,1165826,1166402,1166466,1167383,1167662,1170085,1170379,1170459,1170996,1171136,1171297,1171379,1171611,1171711,1172916,1173402,1173468,1173488,1175113,1176178,1176550,1176719,1176729,1176733,1177100,1177161,1177487,1177531,1177757,1177859,1177864,1177905,1179169,1179856,1179861,1180757,1182189,1182205,1182214,1183081,1183098,1183175,1183554,1186508,1186896,1187140,1187505,1188282,1188286,1188300,1188436,1188487,1189028,1189355,1189360,1189546,1189901,1189932,1189982,1190077,1190127,1190620,1190708,1195575,1195656,1195731,1195754,1196113,1196129,1196171,1197329,1198903,1199396,1200731,1204114,1204117,1204122,1204124,1204129,1204131,1204177,1204366,1204370,1204376,1204388,1204544,1204707,1205146,1205260,1205697,1206786,1206830,1207694,1208140,1208153,1208313,12
 10208,1210657,1210719,1210746,1211206,1211249,1211769,1212021,1212062,1212073,1212084,1212299,1212606,1213040,1213143,1213537,1213586,1213592-1213593,1213808,1213813,1213954,1213985,1214027,1214033,1214046,1214102-1214103,1214128,1215364,1215366,1220315,1220510,1221106,1221348,1225114,1225192,1225456,1225489,1225591,1226211,1226239,1226350,1227091,1227165,1227423,1227887,1227964,1229347,1229877,1229897,1230398,1231569,1231572,1231627,1231640,1233584,1233605,1234555,1235135,1235137,1235956,1236456,1238700,1238779,1238969
 /hadoop/core/branches/branch-0.19/hdfs/src/java:713112
 /hadoop/core/trunk/src/hdfs:776175-785643,785929-786278
 /hadoop/hdfs/branches/HDFS-1052/src/java:987665-1095512

Modified: hadoop/common/branches/branch-0.23-PB/hadoop-hdfs-project/hadoop-hdfs/src/main/java/org/apache/hadoop/hdfs/BlockReaderLocal.java
URL: http://svn.apache.org/viewvc/hadoop/common/branches/branch-0.23-PB/hadoop-hdfs-project/hadoop-hdfs/src/main/java/org/apache/hadoop/hdfs/BlockReaderLocal.java?rev=1239398&r1=1239397&r2=1239398&view=diff
==============================================================================
--- hadoop/common/branches/branch-0.23-PB/hadoop-hdfs-project/hadoop-hdfs/src/main/java/org/apache/hadoop/hdfs/BlockReaderLocal.java (original)
+++ hadoop/common/branches/branch-0.23-PB/hadoop-hdfs-project/hadoop-hdfs/src/main/java/org/apache/hadoop/hdfs/BlockReaderLocal.java Wed Feb  1 23:24:15 2012
@@ -31,13 +31,12 @@ import java.util.Map;
 import org.apache.commons.logging.Log;
 import org.apache.commons.logging.LogFactory;
 import org.apache.hadoop.conf.Configuration;
-import org.apache.hadoop.hdfs.protocol.ExtendedBlock;
 import org.apache.hadoop.hdfs.protocol.BlockLocalPathInfo;
 import org.apache.hadoop.hdfs.protocol.ClientDatanodeProtocol;
 import org.apache.hadoop.hdfs.protocol.DatanodeInfo;
+import org.apache.hadoop.hdfs.protocol.ExtendedBlock;
 import org.apache.hadoop.hdfs.security.token.block.BlockTokenIdentifier;
 import org.apache.hadoop.hdfs.server.datanode.BlockMetadataHeader;
-import org.apache.hadoop.hdfs.server.datanode.FSDataset;
 import org.apache.hadoop.hdfs.util.DirectBufferPool;
 import org.apache.hadoop.ipc.RPC;
 import org.apache.hadoop.security.token.Token;
@@ -183,7 +182,7 @@ class BlockReaderLocal implements BlockR
         BlockMetadataHeader header = BlockMetadataHeader
             .readHeader(new DataInputStream(checksumIn));
         short version = header.getVersion();
-        if (version != FSDataset.METADATA_VERSION) {
+        if (version != BlockMetadataHeader.VERSION) {
           LOG.warn("Wrong version (" + version + ") for metadata file for "
               + blk + " ignoring ...");
         }

Modified: hadoop/common/branches/branch-0.23-PB/hadoop-hdfs-project/hadoop-hdfs/src/main/java/org/apache/hadoop/hdfs/server/datanode/BlockMetadataHeader.java
URL: http://svn.apache.org/viewvc/hadoop/common/branches/branch-0.23-PB/hadoop-hdfs-project/hadoop-hdfs/src/main/java/org/apache/hadoop/hdfs/server/datanode/BlockMetadataHeader.java?rev=1239398&r1=1239397&r2=1239398&view=diff
==============================================================================
--- hadoop/common/branches/branch-0.23-PB/hadoop-hdfs-project/hadoop-hdfs/src/main/java/org/apache/hadoop/hdfs/server/datanode/BlockMetadataHeader.java (original)
+++ hadoop/common/branches/branch-0.23-PB/hadoop-hdfs-project/hadoop-hdfs/src/main/java/org/apache/hadoop/hdfs/server/datanode/BlockMetadataHeader.java Wed Feb  1 23:24:15 2012
@@ -42,7 +42,7 @@ import org.apache.hadoop.classification.
 @InterfaceStability.Evolving
 public class BlockMetadataHeader {
 
-  static final short METADATA_VERSION = FSDataset.METADATA_VERSION;
+  public static final short VERSION = 1;
   
   /**
    * Header includes everything except the checksum(s) themselves.
@@ -138,7 +138,7 @@ public class BlockMetadataHeader {
    */
   static void writeHeader(DataOutputStream out, DataChecksum checksum)
                          throws IOException {
-    writeHeader(out, new BlockMetadataHeader(METADATA_VERSION, checksum));
+    writeHeader(out, new BlockMetadataHeader(VERSION, checksum));
   }
 
   /**

Modified: hadoop/common/branches/branch-0.23-PB/hadoop-hdfs-project/hadoop-hdfs/src/main/java/org/apache/hadoop/hdfs/server/datanode/BlockPoolSliceScanner.java
URL: http://svn.apache.org/viewvc/hadoop/common/branches/branch-0.23-PB/hadoop-hdfs-project/hadoop-hdfs/src/main/java/org/apache/hadoop/hdfs/server/datanode/BlockPoolSliceScanner.java?rev=1239398&r1=1239397&r2=1239398&view=diff
==============================================================================
--- hadoop/common/branches/branch-0.23-PB/hadoop-hdfs-project/hadoop-hdfs/src/main/java/org/apache/hadoop/hdfs/server/datanode/BlockPoolSliceScanner.java (original)
+++ hadoop/common/branches/branch-0.23-PB/hadoop-hdfs-project/hadoop-hdfs/src/main/java/org/apache/hadoop/hdfs/server/datanode/BlockPoolSliceScanner.java Wed Feb  1 23:24:15 2012
@@ -425,9 +425,8 @@ class BlockPoolSliceScanner {
         updateScanStatus(block.getLocalBlock(), ScanType.VERIFICATION_SCAN, false);
 
         // If the block does not exists anymore, then its not an error
-        if ( dataset.getFile(block.getBlockPoolId(), block.getLocalBlock()) == null ) {
-          LOG.info("Verification failed for " + block + ". Its ok since " +
-          "it not in datanode dataset anymore.");
+        if (!dataset.contains(block)) {
+          LOG.info(block + " is no longer in the dataset.");
           deleteBlock(block.getLocalBlock());
           return;
         }

Modified: hadoop/common/branches/branch-0.23-PB/hadoop-hdfs-project/hadoop-hdfs/src/main/java/org/apache/hadoop/hdfs/server/datanode/BlockSender.java
URL: http://svn.apache.org/viewvc/hadoop/common/branches/branch-0.23-PB/hadoop-hdfs-project/hadoop-hdfs/src/main/java/org/apache/hadoop/hdfs/server/datanode/BlockSender.java?rev=1239398&r1=1239397&r2=1239398&view=diff
==============================================================================
--- hadoop/common/branches/branch-0.23-PB/hadoop-hdfs-project/hadoop-hdfs/src/main/java/org/apache/hadoop/hdfs/server/datanode/BlockSender.java (original)
+++ hadoop/common/branches/branch-0.23-PB/hadoop-hdfs-project/hadoop-hdfs/src/main/java/org/apache/hadoop/hdfs/server/datanode/BlockSender.java Wed Feb  1 23:24:15 2012
@@ -226,7 +226,7 @@ class BlockSender implements java.io.Clo
         // read and handle the common header here. For now just a version
         BlockMetadataHeader header = BlockMetadataHeader.readHeader(checksumIn);
         short version = header.getVersion();
-        if (version != FSDataset.METADATA_VERSION) {
+        if (version != BlockMetadataHeader.VERSION) {
           LOG.warn("Wrong version (" + version + ") for metadata file for "
               + block + " ignoring ...");
         }

Modified: hadoop/common/branches/branch-0.23-PB/hadoop-hdfs-project/hadoop-hdfs/src/main/java/org/apache/hadoop/hdfs/server/datanode/FSDataset.java
URL: http://svn.apache.org/viewvc/hadoop/common/branches/branch-0.23-PB/hadoop-hdfs-project/hadoop-hdfs/src/main/java/org/apache/hadoop/hdfs/server/datanode/FSDataset.java?rev=1239398&r1=1239397&r2=1239398&view=diff
==============================================================================
--- hadoop/common/branches/branch-0.23-PB/hadoop-hdfs-project/hadoop-hdfs/src/main/java/org/apache/hadoop/hdfs/server/datanode/FSDataset.java (original)
+++ hadoop/common/branches/branch-0.23-PB/hadoop-hdfs-project/hadoop-hdfs/src/main/java/org/apache/hadoop/hdfs/server/datanode/FSDataset.java Wed Feb  1 23:24:15 2012
@@ -470,7 +470,7 @@ public class FSDataset implements FSData
         // read and handle the common header here. For now just a version
         BlockMetadataHeader header = BlockMetadataHeader.readHeader(checksumIn);
         short version = header.getVersion();
-        if (version != FSDataset.METADATA_VERSION) {
+        if (version != BlockMetadataHeader.VERSION) {
           DataNode.LOG.warn("Wrong version (" + version + ") for metadata file "
               + metaFile + " ignoring ...");
         }
@@ -945,8 +945,7 @@ public class FSDataset implements FSData
   //////////////////////////////////////////////////////
 
   //Find better place?
-  public static final String METADATA_EXTENSION = ".meta";
-  public static final short METADATA_VERSION = 1;
+  static final String METADATA_EXTENSION = ".meta";
   static final String UNLINK_BLOCK_SUFFIX = ".unlinked";
 
   private static boolean isUnlinkTmpFile(File f) {
@@ -1031,15 +1030,10 @@ public class FSDataset implements FSData
     }
   }
 
-  /** Return the block file for the given ID */ 
-  public File findBlockFile(String bpid, long blockId) {
-    return getFile(bpid, blockId);
-  }
-
   @Override // FSDatasetInterface
   public synchronized Block getStoredBlock(String bpid, long blkid)
       throws IOException {
-    File blockfile = findBlockFile(bpid, blkid);
+    File blockfile = getFile(bpid, blkid);
     if (blockfile == null) {
       return null;
     }
@@ -1259,8 +1253,7 @@ public class FSDataset implements FSData
   /**
    * Get File name for a given block.
    */
-  public File getBlockFile(String bpid, Block b)
-      throws IOException {
+  File getBlockFile(String bpid, Block b) throws IOException {
     File f = validateBlockFile(bpid, b);
     if(f == null) {
       if (DataNode.LOG.isDebugEnabled()) {
@@ -1291,7 +1284,10 @@ public class FSDataset implements FSData
    */
   private File getBlockFileNoExistsCheck(ExtendedBlock b)
       throws IOException {
-    File f = getFile(b.getBlockPoolId(), b.getLocalBlock());
+    final File f;
+    synchronized(this) {
+      f = getFile(b.getBlockPoolId(), b.getLocalBlock().getBlockId());
+    }
     if (f == null) {
       throw new IOException("Block " + b + " is not valid");
     }
@@ -2021,7 +2017,10 @@ public class FSDataset implements FSData
    */
   File validateBlockFile(String bpid, Block b) throws IOException {
     //Should we check for metadata file too?
-    File f = getFile(bpid, b);
+    final File f;
+    synchronized(this) {
+      f = getFile(bpid, b.getBlockId());
+    }
     
     if(f != null ) {
       if(f.exists())
@@ -2071,7 +2070,7 @@ public class FSDataset implements FSData
       File f = null;
       FSVolume v;
       synchronized (this) {
-        f = getFile(bpid, invalidBlks[i]);
+        f = getFile(bpid, invalidBlks[i].getBlockId());
         ReplicaInfo dinfo = volumeMap.get(bpid, invalidBlks[i]);
         if (dinfo == null || 
             dinfo.getGenerationStamp() != invalidBlks[i].getGenerationStamp()) {
@@ -2130,11 +2129,10 @@ public class FSDataset implements FSData
     datanode.notifyNamenodeDeletedBlock(block);
   }
 
-  /**
-   * Turn the block identifier into a filename; ignore generation stamp!!!
-   */
-  public synchronized File getFile(String bpid, Block b) {
-    return getFile(bpid, b.getBlockId());
+  @Override // {@link FSDatasetInterface}
+  public synchronized boolean contains(final ExtendedBlock block) {
+    final long blockId = block.getLocalBlock().getBlockId();
+    return getFile(block.getBlockPoolId(), blockId) != null;
   }
 
   /**
@@ -2143,7 +2141,7 @@ public class FSDataset implements FSData
    * @param blockId a block's id
    * @return on disk data file path; null if the replica does not exist
    */
-  private File getFile(String bpid, long blockId) {
+  File getFile(final String bpid, final long blockId) {
     ReplicaInfo info = volumeMap.get(bpid, blockId);
     if (info != null) {
       return info.getBlockFile();

Modified: hadoop/common/branches/branch-0.23-PB/hadoop-hdfs-project/hadoop-hdfs/src/main/java/org/apache/hadoop/hdfs/server/datanode/FSDatasetInterface.java
URL: http://svn.apache.org/viewvc/hadoop/common/branches/branch-0.23-PB/hadoop-hdfs-project/hadoop-hdfs/src/main/java/org/apache/hadoop/hdfs/server/datanode/FSDatasetInterface.java?rev=1239398&r1=1239397&r2=1239398&view=diff
==============================================================================
--- hadoop/common/branches/branch-0.23-PB/hadoop-hdfs-project/hadoop-hdfs/src/main/java/org/apache/hadoop/hdfs/server/datanode/FSDatasetInterface.java (original)
+++ hadoop/common/branches/branch-0.23-PB/hadoop-hdfs-project/hadoop-hdfs/src/main/java/org/apache/hadoop/hdfs/server/datanode/FSDatasetInterface.java Wed Feb  1 23:24:15 2012
@@ -19,7 +19,6 @@ package org.apache.hadoop.hdfs.server.da
 
 
 import java.io.Closeable;
-import java.io.File;
 import java.io.FilterInputStream;
 import java.io.IOException;
 import java.io.InputStream;
@@ -27,13 +26,13 @@ import java.io.OutputStream;
 
 import org.apache.hadoop.classification.InterfaceAudience;
 import org.apache.hadoop.conf.Configuration;
-import org.apache.hadoop.hdfs.server.datanode.metrics.FSDatasetMBean;
-import org.apache.hadoop.hdfs.server.protocol.ReplicaRecoveryInfo;
-import org.apache.hadoop.hdfs.server.protocol.BlockRecoveryCommand.RecoveringBlock;
 import org.apache.hadoop.hdfs.protocol.Block;
 import org.apache.hadoop.hdfs.protocol.BlockListAsLongs;
 import org.apache.hadoop.hdfs.protocol.BlockLocalPathInfo;
 import org.apache.hadoop.hdfs.protocol.ExtendedBlock;
+import org.apache.hadoop.hdfs.server.datanode.metrics.FSDatasetMBean;
+import org.apache.hadoop.hdfs.server.protocol.BlockRecoveryCommand.RecoveringBlock;
+import org.apache.hadoop.hdfs.server.protocol.ReplicaRecoveryInfo;
 import org.apache.hadoop.io.IOUtils;
 import org.apache.hadoop.util.DataChecksum;
 import org.apache.hadoop.util.DiskChecker.DiskErrorException;
@@ -303,6 +302,9 @@ public interface FSDatasetInterface exte
    */
   public BlockListAsLongs getBlockReport(String bpid);
 
+  /** Does the dataset contain the block? */
+  public boolean contains(ExtendedBlock block);
+
   /**
    * Is the block valid?
    * @param b

Modified: hadoop/common/branches/branch-0.23-PB/hadoop-hdfs-project/hadoop-hdfs/src/main/java/org/apache/hadoop/hdfs/server/namenode/FSNamesystem.java
URL: http://svn.apache.org/viewvc/hadoop/common/branches/branch-0.23-PB/hadoop-hdfs-project/hadoop-hdfs/src/main/java/org/apache/hadoop/hdfs/server/namenode/FSNamesystem.java?rev=1239398&r1=1239397&r2=1239398&view=diff
==============================================================================
--- hadoop/common/branches/branch-0.23-PB/hadoop-hdfs-project/hadoop-hdfs/src/main/java/org/apache/hadoop/hdfs/server/namenode/FSNamesystem.java (original)
+++ hadoop/common/branches/branch-0.23-PB/hadoop-hdfs-project/hadoop-hdfs/src/main/java/org/apache/hadoop/hdfs/server/namenode/FSNamesystem.java Wed Feb  1 23:24:15 2012
@@ -3857,7 +3857,12 @@ public class FSNamesystem implements Nam
 
     if (destinationExisted && dinfo.isDir()) {
       Path spath = new Path(src);
-      overwrite = spath.getParent().toString() + Path.SEPARATOR;
+      Path parent = spath.getParent();
+      if (isRoot(parent)) {
+        overwrite = parent.toString();
+      } else {
+        overwrite = parent.toString() + Path.SEPARATOR;
+      }
       replaceBy = dst + Path.SEPARATOR;
     } else {
       overwrite = src;
@@ -3867,6 +3872,10 @@ public class FSNamesystem implements Nam
     leaseManager.changeLease(src, dst, overwrite, replaceBy);
   }
            
+  private boolean isRoot(Path path) {
+    return path.getParent() == null;
+  }
+
   /**
    * Serializes leases. 
    */

Modified: hadoop/common/branches/branch-0.23-PB/hadoop-hdfs-project/hadoop-hdfs/src/main/java/org/apache/hadoop/hdfs/tools/GetConf.java
URL: http://svn.apache.org/viewvc/hadoop/common/branches/branch-0.23-PB/hadoop-hdfs-project/hadoop-hdfs/src/main/java/org/apache/hadoop/hdfs/tools/GetConf.java?rev=1239398&r1=1239397&r2=1239398&view=diff
==============================================================================
--- hadoop/common/branches/branch-0.23-PB/hadoop-hdfs-project/hadoop-hdfs/src/main/java/org/apache/hadoop/hdfs/tools/GetConf.java (original)
+++ hadoop/common/branches/branch-0.23-PB/hadoop-hdfs-project/hadoop-hdfs/src/main/java/org/apache/hadoop/hdfs/tools/GetConf.java Wed Feb  1 23:24:15 2012
@@ -21,7 +21,9 @@ import java.io.IOException;
 import java.io.PrintStream;
 import java.net.InetSocketAddress;
 import java.security.PrivilegedExceptionAction;
+import java.util.HashMap;
 import java.util.List;
+import java.util.Map;
 
 import org.apache.hadoop.conf.Configuration;
 import org.apache.hadoop.conf.Configured;
@@ -47,6 +49,9 @@ import org.apache.hadoop.util.ToolRunner
  * {@link GetConf.Command}.
  * 
  * See {@link GetConf.Command#NAMENODE} for example.
+ * 
+ * Add for the new option added, a map entry with the corresponding
+ * {@link GetConf.CommandHandler}.
  * </ul>
  */
 public class GetConf extends Configured implements Tool {
@@ -54,31 +59,40 @@ public class GetConf extends Configured 
       + "getting configuration information from the config file.\n";
 
   enum Command {
-    NAMENODE("-namenodes", new NameNodesCommandHandler(),
-        "gets list of namenodes in the cluster."),
-    SECONDARY("-secondaryNameNodes", new SecondaryNameNodesCommandHandler(),
+    NAMENODE("-namenodes", "gets list of namenodes in the cluster."),
+    SECONDARY("-secondaryNameNodes", 
         "gets list of secondary namenodes in the cluster."),
-    BACKUP("-backupNodes", new BackupNodesCommandHandler(),
-        "gets list of backup nodes in the cluster."),
+    BACKUP("-backupNodes", "gets list of backup nodes in the cluster."),
     INCLUDE_FILE("-includeFile",
-        new CommandHandler("DFSConfigKeys.DFS_HOSTS"),
         "gets the include file path that defines the datanodes " +
         "that can join the cluster."),
     EXCLUDE_FILE("-excludeFile",
-        new CommandHandler("DFSConfigKeys.DFS_HOSTS_EXCLUDE"),
         "gets the exclude file path that defines the datanodes " +
         "that need to decommissioned."),
-    NNRPCADDRESSES("-nnRpcAddresses", 
-    		new NNRpcAddressesCommandHandler(),
-        "gets the namenode rpc addresses");
+    NNRPCADDRESSES("-nnRpcAddresses", "gets the namenode rpc addresses");
 
+    private static Map<String, CommandHandler> map;
+    static  {
+      map = new HashMap<String, CommandHandler>();
+      map.put(NAMENODE.getName().toLowerCase(), 
+          new NameNodesCommandHandler());
+      map.put(SECONDARY.getName().toLowerCase(),
+          new SecondaryNameNodesCommandHandler());
+      map.put(BACKUP.getName().toLowerCase(), 
+          new BackupNodesCommandHandler());
+      map.put(INCLUDE_FILE.getName().toLowerCase(), 
+          new CommandHandler("DFSConfigKeys.DFS_HOSTS"));
+      map.put(EXCLUDE_FILE.getName().toLowerCase(),
+          new CommandHandler("DFSConfigKeys.DFS_HOSTS_EXCLUDE"));
+      map.put(NNRPCADDRESSES.getName().toLowerCase(),
+          new NNRpcAddressesCommandHandler());
+    }
+    
     private final String cmd;
-    private final CommandHandler handler;
     private final String description;
 
-    Command(String cmd, CommandHandler handler, String description) {
+    Command(String cmd, String description) {
       this.cmd = cmd;
-      this.handler = handler;
       this.description = description;
     }
 
@@ -91,12 +105,7 @@ public class GetConf extends Configured 
     }
     
     public static CommandHandler getHandler(String name) {
-      for (Command cmd : values()) {
-        if (cmd.getName().equalsIgnoreCase(name)) {
-          return cmd.handler;
-        }
-      }
-      return null;
+      return map.get(name.toLowerCase());
     }
   }
   

Propchange: hadoop/common/branches/branch-0.23-PB/hadoop-hdfs-project/hadoop-hdfs/src/main/native/
------------------------------------------------------------------------------
--- svn:mergeinfo (original)
+++ svn:mergeinfo Wed Feb  1 23:24:15 2012
@@ -1,5 +1,5 @@
-/hadoop/common/branches/branch-0.23/hadoop-hdfs-project/hadoop-hdfs/src/main/native:1227776-1237583
-/hadoop/common/trunk/hadoop-hdfs-project/hadoop-hdfs/src/main/native:1161777,1161781,1162188,1162421,1162491,1162499,1162613,1162928,1162954,1162979,1163050,1163069,1163081,1163490,1163768,1164255,1164301,1164339,1166402,1167383,1170379,1170459,1171297,1172916,1173402,1176550,1177487,1177531,1177859,1177864,1182189,1182205,1182214,1189932,1189982,1195575,1196113,1196129,1204114,1204117,1204122,1204124,1204129,1204131,1204177,1204370,1204376,1204388,1205260,1205697,1206786,1206830,1207694,1208153,1208313,1212021,1212062,1212073,1212084,1213537,1213586,1213592-1213593,1213954,1214046,1220510,1221348,1225114,1225192,1225456,1225489,1225591,1226211,1226239,1226350,1227091,1227165,1227423,1227964,1229347,1230398,1231569,1231572,1231627,1231640,1233605,1234555,1235135,1235137,1235956,1236456
+/hadoop/common/branches/branch-0.23/hadoop-hdfs-project/hadoop-hdfs/src/main/native:1227776-1239397
+/hadoop/common/trunk/hadoop-hdfs-project/hadoop-hdfs/src/main/native:1161777,1161781,1162188,1162421,1162491,1162499,1162613,1162928,1162954,1162979,1163050,1163069,1163081,1163490,1163768,1164255,1164301,1164339,1166402,1167383,1170379,1170459,1171297,1172916,1173402,1176550,1177487,1177531,1177859,1177864,1182189,1182205,1182214,1189932,1189982,1195575,1196113,1196129,1204114,1204117,1204122,1204124,1204129,1204131,1204177,1204370,1204376,1204388,1205260,1205697,1206786,1206830,1207694,1208153,1208313,1212021,1212062,1212073,1212084,1213537,1213586,1213592-1213593,1213954,1214046,1220510,1221348,1225114,1225192,1225456,1225489,1225591,1226211,1226239,1226350,1227091,1227165,1227423,1227964,1229347,1230398,1231569,1231572,1231627,1231640,1233605,1234555,1235135,1235137,1235956,1236456,1238779
 /hadoop/core/branches/branch-0.19/mapred/src/c++/libhdfs:713112
 /hadoop/core/trunk/src/c++/libhdfs:776175-784663
 /hadoop/hdfs/branches/HDFS-1052/src/c++/libhdfs:987665-1095512

Propchange: hadoop/common/branches/branch-0.23-PB/hadoop-hdfs-project/hadoop-hdfs/src/main/webapps/datanode/
------------------------------------------------------------------------------
--- svn:mergeinfo (original)
+++ svn:mergeinfo Wed Feb  1 23:24:15 2012
@@ -1,5 +1,5 @@
-/hadoop/common/branches/branch-0.23/hadoop-hdfs-project/hadoop-hdfs/src/main/webapps/datanode:1227776-1237583
-/hadoop/common/trunk/hadoop-hdfs-project/hadoop-hdfs/src/main/webapps/datanode:1161777,1161781,1162188,1162421,1162491,1162499,1162613,1162928,1162954,1162979,1163050,1163069,1163081,1163490,1163768,1164255,1164301,1164339,1166402,1167383,1170379,1170459,1171297,1172916,1173402,1176550,1177487,1177531,1177859,1177864,1182189,1182205,1182214,1189932,1189982,1195575,1196113,1196129,1204114,1204117,1204122,1204124,1204129,1204131,1204177,1204370,1204376,1204388,1205260,1205697,1206786,1206830,1207694,1208153,1208313,1212021,1212062,1212073,1212084,1213537,1213586,1213592-1213593,1213954,1214046,1220510,1221348,1225114,1225192,1225456,1225489,1225591,1226211,1226239,1226350,1227091,1227165,1227423,1227964,1229347,1230398,1231569,1231572,1231627,1231640,1233605,1234555,1235135,1235137,1235956,1236456
+/hadoop/common/branches/branch-0.23/hadoop-hdfs-project/hadoop-hdfs/src/main/webapps/datanode:1227776-1239397
+/hadoop/common/trunk/hadoop-hdfs-project/hadoop-hdfs/src/main/webapps/datanode:1161777,1161781,1162188,1162421,1162491,1162499,1162613,1162928,1162954,1162979,1163050,1163069,1163081,1163490,1163768,1164255,1164301,1164339,1166402,1167383,1170379,1170459,1171297,1172916,1173402,1176550,1177487,1177531,1177859,1177864,1182189,1182205,1182214,1189932,1189982,1195575,1196113,1196129,1204114,1204117,1204122,1204124,1204129,1204131,1204177,1204370,1204376,1204388,1205260,1205697,1206786,1206830,1207694,1208153,1208313,1212021,1212062,1212073,1212084,1213537,1213586,1213592-1213593,1213954,1214046,1220510,1221348,1225114,1225192,1225456,1225489,1225591,1226211,1226239,1226350,1227091,1227165,1227423,1227964,1229347,1230398,1231569,1231572,1231627,1231640,1233605,1234555,1235135,1235137,1235956,1236456,1238779
 /hadoop/core/branches/branch-0.19/hdfs/src/webapps/datanode:713112
 /hadoop/core/trunk/src/webapps/datanode:776175-784663
 /hadoop/hdfs/branches/HDFS-1052/src/webapps/datanode:987665-1095512

Propchange: hadoop/common/branches/branch-0.23-PB/hadoop-hdfs-project/hadoop-hdfs/src/main/webapps/hdfs/
------------------------------------------------------------------------------
--- svn:mergeinfo (original)
+++ svn:mergeinfo Wed Feb  1 23:24:15 2012
@@ -1,5 +1,5 @@
-/hadoop/common/branches/branch-0.23/hadoop-hdfs-project/hadoop-hdfs/src/main/webapps/hdfs:1227776-1237583
-/hadoop/common/trunk/hadoop-hdfs-project/hadoop-hdfs/src/main/webapps/hdfs:1161777,1161781,1162188,1162421,1162491,1162499,1162613,1162928,1162954,1162979,1163050,1163069,1163081,1163490,1163768,1164255,1164301,1164339,1166402,1167383,1170379,1170459,1171297,1172916,1173402,1176550,1177487,1177531,1177859,1177864,1182189,1182205,1182214,1189932,1189982,1195575,1196113,1196129,1204114,1204117,1204122,1204124,1204129,1204131,1204177,1204370,1204376,1204388,1205260,1205697,1206786,1206830,1207694,1208153,1208313,1212021,1212062,1212073,1212084,1213537,1213586,1213592-1213593,1213954,1214046,1220510,1221348,1225114,1225192,1225456,1225489,1225591,1226211,1226239,1226350,1227091,1227165,1227423,1227964,1229347,1230398,1231569,1231572,1231627,1231640,1233605,1234555,1235135,1235137,1235956,1236456
+/hadoop/common/branches/branch-0.23/hadoop-hdfs-project/hadoop-hdfs/src/main/webapps/hdfs:1227776-1239397
+/hadoop/common/trunk/hadoop-hdfs-project/hadoop-hdfs/src/main/webapps/hdfs:1161777,1161781,1162188,1162421,1162491,1162499,1162613,1162928,1162954,1162979,1163050,1163069,1163081,1163490,1163768,1164255,1164301,1164339,1166402,1167383,1170379,1170459,1171297,1172916,1173402,1176550,1177487,1177531,1177859,1177864,1182189,1182205,1182214,1189932,1189982,1195575,1196113,1196129,1204114,1204117,1204122,1204124,1204129,1204131,1204177,1204370,1204376,1204388,1205260,1205697,1206786,1206830,1207694,1208153,1208313,1212021,1212062,1212073,1212084,1213537,1213586,1213592-1213593,1213954,1214046,1220510,1221348,1225114,1225192,1225456,1225489,1225591,1226211,1226239,1226350,1227091,1227165,1227423,1227964,1229347,1230398,1231569,1231572,1231627,1231640,1233605,1234555,1235135,1235137,1235956,1236456,1238779
 /hadoop/core/branches/branch-0.19/hdfs/src/webapps/hdfs:713112
 /hadoop/core/trunk/src/webapps/hdfs:776175-784663
 /hadoop/hdfs/branches/HDFS-1052/src/webapps/hdfs:987665-1095512

Propchange: hadoop/common/branches/branch-0.23-PB/hadoop-hdfs-project/hadoop-hdfs/src/main/webapps/secondary/
------------------------------------------------------------------------------
--- svn:mergeinfo (original)
+++ svn:mergeinfo Wed Feb  1 23:24:15 2012
@@ -1,5 +1,5 @@
-/hadoop/common/branches/branch-0.23/hadoop-hdfs-project/hadoop-hdfs/src/main/webapps/secondary:1227776-1237583
-/hadoop/common/trunk/hadoop-hdfs-project/hadoop-hdfs/src/main/webapps/secondary:1161777,1161781,1162188,1162421,1162491,1162499,1162613,1162928,1162954,1162979,1163050,1163069,1163081,1163490,1163768,1164255,1164301,1164339,1166402,1167383,1170379,1170459,1171297,1172916,1173402,1176550,1177487,1177531,1177859,1177864,1182189,1182205,1182214,1189932,1189982,1195575,1196113,1196129,1204114,1204117,1204122,1204124,1204129,1204131,1204177,1204370,1204376,1204388,1205260,1205697,1206786,1206830,1207694,1208153,1208313,1212021,1212062,1212073,1212084,1213537,1213586,1213592-1213593,1213954,1214046,1220510,1221348,1225114,1225192,1225456,1225489,1225591,1226211,1226239,1226350,1227091,1227165,1227423,1227964,1229347,1230398,1231569,1231572,1231627,1231640,1233605,1234555,1235135,1235137,1235956,1236456
+/hadoop/common/branches/branch-0.23/hadoop-hdfs-project/hadoop-hdfs/src/main/webapps/secondary:1227776-1239397
+/hadoop/common/trunk/hadoop-hdfs-project/hadoop-hdfs/src/main/webapps/secondary:1161777,1161781,1162188,1162421,1162491,1162499,1162613,1162928,1162954,1162979,1163050,1163069,1163081,1163490,1163768,1164255,1164301,1164339,1166402,1167383,1170379,1170459,1171297,1172916,1173402,1176550,1177487,1177531,1177859,1177864,1182189,1182205,1182214,1189932,1189982,1195575,1196113,1196129,1204114,1204117,1204122,1204124,1204129,1204131,1204177,1204370,1204376,1204388,1205260,1205697,1206786,1206830,1207694,1208153,1208313,1212021,1212062,1212073,1212084,1213537,1213586,1213592-1213593,1213954,1214046,1220510,1221348,1225114,1225192,1225456,1225489,1225591,1226211,1226239,1226350,1227091,1227165,1227423,1227964,1229347,1230398,1231569,1231572,1231627,1231640,1233605,1234555,1235135,1235137,1235956,1236456,1238779
 /hadoop/core/branches/branch-0.19/hdfs/src/webapps/secondary:713112
 /hadoop/core/trunk/src/webapps/secondary:776175-784663
 /hadoop/hdfs/branches/HDFS-1052/src/webapps/secondary:987665-1095512

Propchange: hadoop/common/branches/branch-0.23-PB/hadoop-hdfs-project/hadoop-hdfs/src/test/hdfs/
------------------------------------------------------------------------------
--- svn:mergeinfo (original)
+++ svn:mergeinfo Wed Feb  1 23:24:15 2012
@@ -1,5 +1,5 @@
-/hadoop/common/branches/branch-0.23/hadoop-hdfs-project/hadoop-hdfs/src/test/hdfs:1227776-1237583
-/hadoop/common/trunk/hadoop-hdfs-project/hadoop-hdfs/src/test/hdfs:1161777,1161781,1162188,1162421,1162491,1162499,1162613,1162928,1162954,1162979,1163050,1163069,1163081,1163490,1163768,1164255,1164301,1164339,1166402,1167383,1167662,1170379,1170459,1171297,1172916,1173402,1176550,1177487,1177531,1177859,1177864,1182189,1182205,1182214,1189932,1189982,1195575,1196113,1196129,1204114,1204117,1204122,1204124,1204129,1204131,1204177,1204370,1204376,1204388,1205260,1205697,1206786,1206830,1207694,1208153,1208313,1212021,1212062,1212073,1212084,1213537,1213586,1213592-1213593,1213954,1214046,1220510,1221348,1225114,1225192,1225456,1225489,1225591,1226211,1226239,1226350,1227091,1227165,1227423,1227964,1229347,1230398,1231569,1231572,1231627,1231640,1233605,1234555,1235135,1235137,1235956,1236456
+/hadoop/common/branches/branch-0.23/hadoop-hdfs-project/hadoop-hdfs/src/test/hdfs:1227776-1239397
+/hadoop/common/trunk/hadoop-hdfs-project/hadoop-hdfs/src/test/hdfs:1161777,1161781,1162188,1162421,1162491,1162499,1162613,1162928,1162954,1162979,1163050,1163069,1163081,1163490,1163768,1164255,1164301,1164339,1166402,1167383,1167662,1170379,1170459,1171297,1172916,1173402,1176550,1177487,1177531,1177859,1177864,1182189,1182205,1182214,1189932,1189982,1195575,1196113,1196129,1204114,1204117,1204122,1204124,1204129,1204131,1204177,1204370,1204376,1204388,1205260,1205697,1206786,1206830,1207694,1208153,1208313,1212021,1212062,1212073,1212084,1213537,1213586,1213592-1213593,1213954,1214046,1220510,1221348,1225114,1225192,1225456,1225489,1225591,1226211,1226239,1226350,1227091,1227165,1227423,1227964,1229347,1230398,1231569,1231572,1231627,1231640,1233605,1234555,1235135,1235137,1235956,1236456,1238779
 /hadoop/core/branches/branch-0.19/hdfs/src/test/hdfs:713112
 /hadoop/core/trunk/src/test/hdfs:776175-785643
 /hadoop/hdfs/branches/HDFS-1052/src/test/hdfs:987665-1095512

Modified: hadoop/common/branches/branch-0.23-PB/hadoop-hdfs-project/hadoop-hdfs/src/test/java/org/apache/hadoop/hdfs/TestDFSShell.java
URL: http://svn.apache.org/viewvc/hadoop/common/branches/branch-0.23-PB/hadoop-hdfs-project/hadoop-hdfs/src/test/java/org/apache/hadoop/hdfs/TestDFSShell.java?rev=1239398&r1=1239397&r2=1239398&view=diff
==============================================================================
--- hadoop/common/branches/branch-0.23-PB/hadoop-hdfs-project/hadoop-hdfs/src/test/java/org/apache/hadoop/hdfs/TestDFSShell.java (original)
+++ hadoop/common/branches/branch-0.23-PB/hadoop-hdfs-project/hadoop-hdfs/src/test/java/org/apache/hadoop/hdfs/TestDFSShell.java Wed Feb  1 23:24:15 2012
@@ -45,6 +45,7 @@ import org.apache.hadoop.fs.Path;
 import org.apache.hadoop.fs.permission.FsPermission;
 import org.apache.hadoop.hdfs.protocol.Block;
 import org.apache.hadoop.hdfs.server.datanode.DataNode;
+import org.apache.hadoop.hdfs.server.datanode.DataNodeTestUtils;
 import org.apache.hadoop.hdfs.server.datanode.FSDataset;
 import org.apache.hadoop.hdfs.tools.DFSAdmin;
 import org.apache.hadoop.io.IOUtils;
@@ -1165,7 +1166,7 @@ public class TestDFSShell extends TestCa
     for(int i = 0; i < blocks.length; i++) {
       FSDataset ds = (FSDataset)datanodes.get(i).getFSDataset();
       for(Block b : blocks[i]) {
-        files.add(ds.getBlockFile(poolId, b));
+        files.add(DataNodeTestUtils.getBlockFile(ds, poolId, b.getBlockId()));
       }        
     }
     return files;

Modified: hadoop/common/branches/branch-0.23-PB/hadoop-hdfs-project/hadoop-hdfs/src/test/java/org/apache/hadoop/hdfs/TestFileAppend.java
URL: http://svn.apache.org/viewvc/hadoop/common/branches/branch-0.23-PB/hadoop-hdfs-project/hadoop-hdfs/src/test/java/org/apache/hadoop/hdfs/TestFileAppend.java?rev=1239398&r1=1239397&r2=1239398&view=diff
==============================================================================
--- hadoop/common/branches/branch-0.23-PB/hadoop-hdfs-project/hadoop-hdfs/src/test/java/org/apache/hadoop/hdfs/TestFileAppend.java (original)
+++ hadoop/common/branches/branch-0.23-PB/hadoop-hdfs-project/hadoop-hdfs/src/test/java/org/apache/hadoop/hdfs/TestFileAppend.java Wed Feb  1 23:24:15 2012
@@ -37,6 +37,7 @@ import org.apache.hadoop.hdfs.protocol.E
 import org.apache.hadoop.hdfs.protocol.LocatedBlock;
 import org.apache.hadoop.hdfs.protocol.LocatedBlocks;
 import org.apache.hadoop.hdfs.server.datanode.DataNode;
+import org.apache.hadoop.hdfs.server.datanode.DataNodeTestUtils;
 import org.apache.hadoop.hdfs.server.datanode.FSDataset;
 import org.apache.hadoop.hdfs.server.datanode.SimulatedFSDataset;
 
@@ -139,7 +140,8 @@ public class TestFileAppend{
       //
       for (int i = 0; i < blocks.size(); i = i + 2) {
         ExtendedBlock b = blocks.get(i).getBlock();
-        File f = dataset.getFile(b.getBlockPoolId(), b.getLocalBlock());
+        final File f = DataNodeTestUtils.getBlockFile(dataset,
+            b.getBlockPoolId(), b.getLocalBlock().getBlockId());
         File link = new File(f.toString() + ".link");
         System.out.println("Creating hardlink for File " + f + " to " + link);
         HardLink.createHardLink(f, link);

Modified: hadoop/common/branches/branch-0.23-PB/hadoop-hdfs-project/hadoop-hdfs/src/test/java/org/apache/hadoop/hdfs/TestFileCreation.java
URL: http://svn.apache.org/viewvc/hadoop/common/branches/branch-0.23-PB/hadoop-hdfs-project/hadoop-hdfs/src/test/java/org/apache/hadoop/hdfs/TestFileCreation.java?rev=1239398&r1=1239397&r2=1239398&view=diff
==============================================================================
--- hadoop/common/branches/branch-0.23-PB/hadoop-hdfs-project/hadoop-hdfs/src/test/java/org/apache/hadoop/hdfs/TestFileCreation.java (original)
+++ hadoop/common/branches/branch-0.23-PB/hadoop-hdfs-project/hadoop-hdfs/src/test/java/org/apache/hadoop/hdfs/TestFileCreation.java Wed Feb  1 23:24:15 2012
@@ -44,6 +44,7 @@ import org.apache.hadoop.hdfs.protocol.H
 import org.apache.hadoop.hdfs.protocol.LocatedBlock;
 import org.apache.hadoop.hdfs.protocol.LocatedBlocks;
 import org.apache.hadoop.hdfs.server.datanode.DataNode;
+import org.apache.hadoop.hdfs.server.datanode.DataNodeTestUtils;
 import org.apache.hadoop.hdfs.server.datanode.FSDataset;
 import org.apache.hadoop.hdfs.server.datanode.SimulatedFSDataset;
 import org.apache.hadoop.hdfs.server.namenode.FSNamesystem;
@@ -831,7 +832,8 @@ public class TestFileCreation extends ju
         FSDataset dataset = (FSDataset)datanode.data;
         ExtendedBlock blk = locatedblock.getBlock();
         Block b = dataset.getStoredBlock(blk.getBlockPoolId(), blk.getBlockId());
-        File blockfile = dataset.findBlockFile(blk.getBlockPoolId(), b.getBlockId());
+        final File blockfile = DataNodeTestUtils.getBlockFile(dataset,
+            blk.getBlockPoolId(), b.getBlockId());
         System.out.println("blockfile=" + blockfile);
         if (blockfile != null) {
           BufferedReader in = new BufferedReader(new FileReader(blockfile));

Modified: hadoop/common/branches/branch-0.23-PB/hadoop-hdfs-project/hadoop-hdfs/src/test/java/org/apache/hadoop/hdfs/server/datanode/DataNodeTestUtils.java
URL: http://svn.apache.org/viewvc/hadoop/common/branches/branch-0.23-PB/hadoop-hdfs-project/hadoop-hdfs/src/test/java/org/apache/hadoop/hdfs/server/datanode/DataNodeTestUtils.java?rev=1239398&r1=1239397&r2=1239398&view=diff
==============================================================================
--- hadoop/common/branches/branch-0.23-PB/hadoop-hdfs-project/hadoop-hdfs/src/test/java/org/apache/hadoop/hdfs/server/datanode/DataNodeTestUtils.java (original)
+++ hadoop/common/branches/branch-0.23-PB/hadoop-hdfs-project/hadoop-hdfs/src/test/java/org/apache/hadoop/hdfs/server/datanode/DataNodeTestUtils.java Wed Feb  1 23:24:15 2012
@@ -19,6 +19,7 @@
 
 package org.apache.hadoop.hdfs.server.datanode;
 
+import java.io.File;
 import java.io.IOException;
 
 import org.apache.hadoop.hdfs.server.protocol.DatanodeRegistration;
@@ -37,5 +38,8 @@ public class DataNodeTestUtils {
   getDNRegistrationForBP(DataNode dn, String bpid) throws IOException {
     return dn.getDNRegistrationForBP(bpid);
   }
-  
+
+  public static File getBlockFile(FSDataset fsdataset, String bpid, long bid) {
+    return fsdataset.getFile(bpid, bid);
+  }
 }

Modified: hadoop/common/branches/branch-0.23-PB/hadoop-hdfs-project/hadoop-hdfs/src/test/java/org/apache/hadoop/hdfs/server/datanode/SimulatedFSDataset.java
URL: http://svn.apache.org/viewvc/hadoop/common/branches/branch-0.23-PB/hadoop-hdfs-project/hadoop-hdfs/src/test/java/org/apache/hadoop/hdfs/server/datanode/SimulatedFSDataset.java?rev=1239398&r1=1239397&r2=1239398&view=diff
==============================================================================
--- hadoop/common/branches/branch-0.23-PB/hadoop-hdfs-project/hadoop-hdfs/src/test/java/org/apache/hadoop/hdfs/server/datanode/SimulatedFSDataset.java (original)
+++ hadoop/common/branches/branch-0.23-PB/hadoop-hdfs-project/hadoop-hdfs/src/test/java/org/apache/hadoop/hdfs/server/datanode/SimulatedFSDataset.java Wed Feb  1 23:24:15 2012
@@ -81,8 +81,8 @@ public class SimulatedFSDataset  impleme
                               CHECKSUM_NULL, 16*1024 );
     byte[] nullCrcHeader = checksum.getHeader();
     nullCrcFileData =  new byte[2 + nullCrcHeader.length];
-    nullCrcFileData[0] = (byte) ((FSDataset.METADATA_VERSION >>> 8) & 0xff);
-    nullCrcFileData[1] = (byte) (FSDataset.METADATA_VERSION & 0xff);
+    nullCrcFileData[0] = (byte) ((BlockMetadataHeader.VERSION >>> 8) & 0xff);
+    nullCrcFileData[1] = (byte) (BlockMetadataHeader.VERSION & 0xff);
     for (int i = 0; i < nullCrcHeader.length; i++) {
       nullCrcFileData[i+2] = nullCrcHeader[i];
     }
@@ -390,9 +390,7 @@ public class SimulatedFSDataset  impleme
       Iterable<Block> injectBlocks) throws IOException {
     ExtendedBlock blk = new ExtendedBlock();
     if (injectBlocks != null) {
-      int numInjectedBlocks = 0;
       for (Block b: injectBlocks) { // if any blocks in list is bad, reject list
-        numInjectedBlocks++;
         if (b == null) {
           throw new NullPointerException("Null blocks in block list");
         }
@@ -555,31 +553,27 @@ public class SimulatedFSDataset  impleme
     }
   }
 
+  private BInfo getBInfo(final ExtendedBlock b) {
+    final Map<Block, BInfo> map = blockMap.get(b.getBlockPoolId());
+    return map == null? null: map.get(b.getLocalBlock());
+  }
+
+  @Override // {@link FSDatasetInterface}
+  public boolean contains(ExtendedBlock block) {
+    return getBInfo(block) != null;
+  }
+
   @Override // FSDatasetInterface
   public synchronized boolean isValidBlock(ExtendedBlock b) {
-    final Map<Block, BInfo> map = blockMap.get(b.getBlockPoolId());
-    if (map == null) {
-      return false;
-    }
-    BInfo binfo = map.get(b.getLocalBlock());
-    if (binfo == null) {
-      return false;
-    }
-    return binfo.isFinalized();
+    final BInfo binfo = getBInfo(b);
+    return binfo != null && binfo.isFinalized();
   }
 
   /* check if a block is created but not finalized */
   @Override
   public synchronized boolean isValidRbw(ExtendedBlock b) {
-    final Map<Block, BInfo> map = blockMap.get(b.getBlockPoolId());
-    if (map == null) {
-      return false;
-    }
-    BInfo binfo = map.get(b.getLocalBlock());
-    if (binfo == null) {
-      return false;
-    }
-    return !binfo.isFinalized();  
+    final BInfo binfo = getBInfo(b);
+    return binfo != null && !binfo.isFinalized();  
   }
 
   @Override

Modified: hadoop/common/branches/branch-0.23-PB/hadoop-hdfs-project/hadoop-hdfs/src/test/java/org/apache/hadoop/hdfs/server/datanode/TestDirectoryScanner.java
URL: http://svn.apache.org/viewvc/hadoop/common/branches/branch-0.23-PB/hadoop-hdfs-project/hadoop-hdfs/src/test/java/org/apache/hadoop/hdfs/server/datanode/TestDirectoryScanner.java?rev=1239398&r1=1239397&r2=1239398&view=diff
==============================================================================
--- hadoop/common/branches/branch-0.23-PB/hadoop-hdfs-project/hadoop-hdfs/src/test/java/org/apache/hadoop/hdfs/server/datanode/TestDirectoryScanner.java (original)
+++ hadoop/common/branches/branch-0.23-PB/hadoop-hdfs-project/hadoop-hdfs/src/test/java/org/apache/hadoop/hdfs/server/datanode/TestDirectoryScanner.java Wed Feb  1 23:24:15 2012
@@ -352,7 +352,7 @@ public class TestDirectoryScanner extend
 
     // Added block has the same file as the one created by the test
     File file = new File(getBlockFile(blockId));
-    assertEquals(file.getName(), fds.findBlockFile(bpid, blockId).getName());
+    assertEquals(file.getName(), fds.getFile(bpid, blockId).getName());
 
     // Generation stamp is same as that of created file
     assertEquals(genStamp, replicainfo.getGenerationStamp());

Modified: hadoop/common/branches/branch-0.23-PB/hadoop-hdfs-project/hadoop-hdfs/src/test/java/org/apache/hadoop/hdfs/server/datanode/TestSimulatedFSDataset.java
URL: http://svn.apache.org/viewvc/hadoop/common/branches/branch-0.23-PB/hadoop-hdfs-project/hadoop-hdfs/src/test/java/org/apache/hadoop/hdfs/server/datanode/TestSimulatedFSDataset.java?rev=1239398&r1=1239397&r2=1239398&view=diff
==============================================================================
--- hadoop/common/branches/branch-0.23-PB/hadoop-hdfs-project/hadoop-hdfs/src/test/java/org/apache/hadoop/hdfs/server/datanode/TestSimulatedFSDataset.java (original)
+++ hadoop/common/branches/branch-0.23-PB/hadoop-hdfs-project/hadoop-hdfs/src/test/java/org/apache/hadoop/hdfs/server/datanode/TestSimulatedFSDataset.java Wed Feb  1 23:24:15 2012
@@ -101,7 +101,7 @@ public class TestSimulatedFSDataset exte
     InputStream metaInput = fsdataset.getMetaDataInputStream(b);
     DataInputStream metaDataInput = new DataInputStream(metaInput);
     short version = metaDataInput.readShort();
-    assertEquals(FSDataset.METADATA_VERSION, version);
+    assertEquals(BlockMetadataHeader.VERSION, version);
     DataChecksum checksum = DataChecksum.newDataChecksum(metaDataInput);
     assertEquals(DataChecksum.CHECKSUM_NULL, checksum.getChecksumType());
     assertEquals(0, checksum.getChecksumSize());  

Modified: hadoop/common/branches/branch-0.23-PB/hadoop-hdfs-project/hadoop-hdfs/src/test/java/org/apache/hadoop/hdfs/server/namenode/TestSaveNamespace.java
URL: http://svn.apache.org/viewvc/hadoop/common/branches/branch-0.23-PB/hadoop-hdfs-project/hadoop-hdfs/src/test/java/org/apache/hadoop/hdfs/server/namenode/TestSaveNamespace.java?rev=1239398&r1=1239397&r2=1239398&view=diff
==============================================================================
--- hadoop/common/branches/branch-0.23-PB/hadoop-hdfs-project/hadoop-hdfs/src/test/java/org/apache/hadoop/hdfs/server/namenode/TestSaveNamespace.java (original)
+++ hadoop/common/branches/branch-0.23-PB/hadoop-hdfs-project/hadoop-hdfs/src/test/java/org/apache/hadoop/hdfs/server/namenode/TestSaveNamespace.java Wed Feb  1 23:24:15 2012
@@ -18,9 +18,10 @@
 package org.apache.hadoop.hdfs.server.namenode;
 
 import static org.apache.hadoop.hdfs.server.common.Util.fileAsURI;
-
-import static org.junit.Assert.*;
-
+import static org.junit.Assert.assertEquals;
+import static org.junit.Assert.assertNotNull;
+import static org.junit.Assert.assertTrue;
+import static org.junit.Assert.fail;
 import static org.mockito.Matchers.anyObject;
 import static org.mockito.Matchers.anyLong;
 import static org.mockito.Mockito.doAnswer;
@@ -29,21 +30,25 @@ import static org.mockito.Mockito.spy;
 
 import java.io.File;
 import java.io.IOException;
+import java.io.OutputStream;
 
 import org.apache.commons.logging.Log;
 import org.apache.commons.logging.LogFactory;
 import org.apache.commons.logging.impl.Log4JLogger;
 import org.apache.hadoop.conf.Configuration;
 import org.apache.hadoop.fs.FileSystem;
+import org.apache.hadoop.fs.Path;
 import org.apache.hadoop.fs.permission.FsPermission;
 import org.apache.hadoop.fs.permission.PermissionStatus;
 import org.apache.hadoop.hdfs.DFSConfigKeys;
 import org.apache.hadoop.hdfs.DFSTestUtil;
+import org.apache.hadoop.hdfs.DistributedFileSystem;
 import org.apache.hadoop.hdfs.HdfsConfiguration;
 import org.apache.hadoop.hdfs.MiniDFSCluster;
 import org.apache.hadoop.hdfs.protocol.HdfsConstants.SafeModeAction;
 import org.apache.hadoop.hdfs.server.common.HdfsServerConstants.NamenodeRole;
 import org.apache.hadoop.hdfs.server.common.Storage.StorageDirectory;
+import org.apache.hadoop.io.IOUtils;
 import org.apache.log4j.Level;
 import org.junit.Test;
 import org.mockito.Mockito;
@@ -479,6 +484,34 @@ public class TestSaveNamespace {
     }
   }
   
+  /**
+   * Test for save namespace should succeed when parent directory renamed with
+   * open lease and destination directory exist. 
+   * This test is a regression for HDFS-2827
+   */
+  @Test
+  public void testSaveNamespaceWithRenamedLease() throws Exception {
+    MiniDFSCluster cluster = new MiniDFSCluster.Builder(new Configuration())
+        .numDataNodes(1).build();
+    cluster.waitActive();
+    DistributedFileSystem fs = (DistributedFileSystem) cluster.getFileSystem();
+    OutputStream out = null;
+    try {
+      fs.mkdirs(new Path("/test-target"));
+      out = fs.create(new Path("/test-source/foo")); // don't close
+      fs.rename(new Path("/test-source/"), new Path("/test-target/"));
+
+      fs.setSafeMode(SafeModeAction.SAFEMODE_ENTER);
+      cluster.getNameNodeRpc().saveNamespace();
+      fs.setSafeMode(SafeModeAction.SAFEMODE_LEAVE);
+    } finally {
+      IOUtils.cleanup(LOG, out, fs);
+      if (cluster != null) {
+        cluster.shutdown();
+      }
+    }
+  }
+  
   private void doAnEdit(FSNamesystem fsn, int id) throws IOException {
     // Make an edit
     fsn.mkdirs(