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Posted to common-commits@hadoop.apache.org by sz...@apache.org on 2011/05/24 00:20:49 UTC

svn commit: r1126786 - in /hadoop/common/branches/yahoo-merge: ./ src/contrib/ec2/ src/docs/ src/java/ src/java/org/apache/hadoop/fs/ src/java/org/apache/hadoop/fs/shell/ src/test/core/ src/test/core/org/apache/hadoop/cli/

Author: szetszwo
Date: Mon May 23 22:20:48 2011
New Revision: 1126786

URL: http://svn.apache.org/viewvc?rev=1126786&view=rev
Log:
svn merge -c 1099633 from trunk for HADOOP-7250.

Added:
    hadoop/common/branches/yahoo-merge/src/java/org/apache/hadoop/fs/shell/SetReplication.java
      - copied unchanged from r1099633, hadoop/common/trunk/src/java/org/apache/hadoop/fs/shell/SetReplication.java
Modified:
    hadoop/common/branches/yahoo-merge/   (props changed)
    hadoop/common/branches/yahoo-merge/CHANGES.txt   (contents, props changed)
    hadoop/common/branches/yahoo-merge/src/contrib/ec2/   (props changed)
    hadoop/common/branches/yahoo-merge/src/docs/   (props changed)
    hadoop/common/branches/yahoo-merge/src/java/   (props changed)
    hadoop/common/branches/yahoo-merge/src/java/org/apache/hadoop/fs/FsShell.java
    hadoop/common/branches/yahoo-merge/src/java/org/apache/hadoop/fs/shell/FsCommand.java
    hadoop/common/branches/yahoo-merge/src/test/core/   (props changed)
    hadoop/common/branches/yahoo-merge/src/test/core/org/apache/hadoop/cli/testConf.xml

Propchange: hadoop/common/branches/yahoo-merge/
------------------------------------------------------------------------------
--- svn:mergeinfo (original)
+++ svn:mergeinfo Mon May 23 22:20:48 2011
@@ -1,2 +1,2 @@
-/hadoop/common/trunk:1043117,1078148,1080396,1081598,1082329,1082787-1082788,1084769,1085043,1085122,1086309,1087844,1090039,1090485,1091618,1091902,1091970,1092519,1092565,1094750,1095121,1095761,1096522,1096988,1099612,1100026
+/hadoop/common/trunk:1043117,1078148,1080396,1081598,1082329,1082787-1082788,1084769,1085043,1085122,1086309,1087844,1090039,1090485,1091618,1091902,1091970,1092519,1092565,1094750,1095121,1095761,1096522,1096988,1099612,1099633,1100026
 /hadoop/core/branches/branch-0.19/core:713112

Modified: hadoop/common/branches/yahoo-merge/CHANGES.txt
URL: http://svn.apache.org/viewvc/hadoop/common/branches/yahoo-merge/CHANGES.txt?rev=1126786&r1=1126785&r2=1126786&view=diff
==============================================================================
--- hadoop/common/branches/yahoo-merge/CHANGES.txt (original)
+++ hadoop/common/branches/yahoo-merge/CHANGES.txt Mon May 23 22:20:48 2011
@@ -41,6 +41,9 @@ Trunk (unreleased changes)
     HADOOP-7236. Refactor the mkdir command to conform to new FsCommand class.
     (Daryn Sharp via szetszwo)
 
+    HADOOP-7250. Refactor the setrep command to conform to new FsCommand class.
+    (Daryn Sharp via szetszwo)
+
   OPTIMIZATIONS
 
   BUG FIXES

Propchange: hadoop/common/branches/yahoo-merge/CHANGES.txt
------------------------------------------------------------------------------
--- svn:mergeinfo (original)
+++ svn:mergeinfo Mon May 23 22:20:48 2011
@@ -1,4 +1,4 @@
-/hadoop/common/trunk/CHANGES.txt:1043117,1078148,1080396,1081598,1082329,1082787-1082788,1084769,1085043,1085122,1086309,1087844,1090039,1090485,1091618,1091902,1091970,1092519,1092565,1092832,1094750,1095121,1095761,1096522,1096988,1099612,1100026
+/hadoop/common/trunk/CHANGES.txt:1043117,1078148,1080396,1081598,1082329,1082787-1082788,1084769,1085043,1085122,1086309,1087844,1090039,1090485,1091618,1091902,1091970,1092519,1092565,1092832,1094750,1095121,1095761,1096522,1096988,1099612,1099633,1100026
 /hadoop/core/branches/branch-0.18/CHANGES.txt:727226
 /hadoop/core/branches/branch-0.19/CHANGES.txt:713112
 /hadoop/core/trunk/CHANGES.txt:776175-785643,785929-786278

Propchange: hadoop/common/branches/yahoo-merge/src/contrib/ec2/
------------------------------------------------------------------------------
--- svn:mergeinfo (original)
+++ svn:mergeinfo Mon May 23 22:20:48 2011
@@ -1,3 +1,3 @@
-/hadoop/common/trunk/src/contrib/ec2:1043117,1078148,1081598,1082329,1082787-1082788,1084769,1085043,1085122,1086309,1087844,1090039,1090485,1091618,1091902,1091970,1092519,1092565,1094750,1095121,1095761,1096522,1096988,1099612,1100026
+/hadoop/common/trunk/src/contrib/ec2:1043117,1078148,1081598,1082329,1082787-1082788,1084769,1085043,1085122,1086309,1087844,1090039,1090485,1091618,1091902,1091970,1092519,1092565,1094750,1095121,1095761,1096522,1096988,1099612,1099633,1100026
 /hadoop/core/branches/branch-0.19/core/src/contrib/ec2:713112
 /hadoop/core/trunk/src/contrib/ec2:776175-784663

Propchange: hadoop/common/branches/yahoo-merge/src/docs/
------------------------------------------------------------------------------
--- svn:mergeinfo (original)
+++ svn:mergeinfo Mon May 23 22:20:48 2011
@@ -1,2 +1,2 @@
-/hadoop/common/trunk/src/docs:1043117,1078148,1080396,1081598,1082329,1082787-1082788,1084769,1085043,1085122,1086309,1087844,1090039,1090485,1091618,1091902,1091970,1092519,1092565,1094750,1095121,1095761,1096522,1096988,1099612,1100026
+/hadoop/common/trunk/src/docs:1043117,1078148,1080396,1081598,1082329,1082787-1082788,1084769,1085043,1085122,1086309,1087844,1090039,1090485,1091618,1091902,1091970,1092519,1092565,1094750,1095121,1095761,1096522,1096988,1099612,1099633,1100026
 /hadoop/core/branches/branch-0.19/src/docs:713112

Propchange: hadoop/common/branches/yahoo-merge/src/java/
------------------------------------------------------------------------------
--- svn:mergeinfo (original)
+++ svn:mergeinfo Mon May 23 22:20:48 2011
@@ -1,3 +1,3 @@
-/hadoop/common/trunk/src/java:1043117,1078148,1080396,1081598,1082329,1082787-1082788,1084769,1085043,1085122,1086309,1087844,1090039,1090485,1091618,1091902,1091970,1092519,1092565,1094750,1095121,1095761,1096522,1096988,1099612,1100026
+/hadoop/common/trunk/src/java:1043117,1078148,1080396,1081598,1082329,1082787-1082788,1084769,1085043,1085122,1086309,1087844,1090039,1090485,1091618,1091902,1091970,1092519,1092565,1094750,1095121,1095761,1096522,1096988,1099612,1099633,1100026
 /hadoop/core/branches/branch-0.19/core/src/java:713112
 /hadoop/core/trunk/src/core:776175-785643,785929-786278

Modified: hadoop/common/branches/yahoo-merge/src/java/org/apache/hadoop/fs/FsShell.java
URL: http://svn.apache.org/viewvc/hadoop/common/branches/yahoo-merge/src/java/org/apache/hadoop/fs/FsShell.java?rev=1126786&r1=1126785&r2=1126786&view=diff
==============================================================================
--- hadoop/common/branches/yahoo-merge/src/java/org/apache/hadoop/fs/FsShell.java (original)
+++ hadoop/common/branches/yahoo-merge/src/java/org/apache/hadoop/fs/FsShell.java Mon May 23 22:20:48 2011
@@ -68,7 +68,6 @@ public class FsShell extends Configured 
   static {
     modifFmt.setTimeZone(TimeZone.getTimeZone("UTC"));
   }
-  static final String SETREP_SHORT_USAGE="-setrep [-R] [-w] <rep> <path/file>";
   static final String GET_SHORT_USAGE = "-get [-ignoreCrc] [-crc] <src> <localdst>";
   static final String COPYTOLOCAL_SHORT_USAGE = GET_SHORT_USAGE.replace(
       "-get", "-copyToLocal");
@@ -463,150 +462,6 @@ public class FsShell extends Configured 
       }
     }.globAndProcess(srcPattern, srcPattern.getFileSystem(getConf()));
   }
-
-  /**
-   * Parse the incoming command string
-   * @param cmd
-   * @param pos ignore anything before this pos in cmd
-   * @throws IOException 
-   */
-  private void setReplication(String[] cmd, int pos) throws IOException {
-    CommandFormat c = new CommandFormat("setrep", 2, 2, "R", "w");
-    String dst = null;
-    short rep = 0;
-
-    try {
-      List<String> parameters = c.parse(cmd, pos);
-      rep = Short.parseShort(parameters.get(0));
-      dst = parameters.get(1);
-    } catch (NumberFormatException nfe) {
-      System.err.println("Illegal replication, a positive integer expected");
-      throw nfe;
-    }
-    catch(IllegalArgumentException iae) {
-      System.err.println("Usage: java FsShell " + SETREP_SHORT_USAGE);
-      throw iae;
-    }
-
-    if (rep < 1) {
-      System.err.println("Cannot set replication to: " + rep);
-      throw new IllegalArgumentException("replication must be >= 1");
-    }
-
-    List<Path> waitList = c.getOpt("w")? new ArrayList<Path>(): null;
-    setReplication(rep, dst, c.getOpt("R"), waitList);
-
-    if (waitList != null) {
-      waitForReplication(waitList, rep);
-    }
-  }
-    
-  /**
-   * Wait for all files in waitList to have replication number equal to rep.
-   * @param waitList The files are waited for.
-   * @param rep The new replication number.
-   * @throws IOException IOException
-   */
-  void waitForReplication(List<Path> waitList, int rep) throws IOException {
-    for(Path f : waitList) {
-      System.out.print("Waiting for " + f + " ...");
-      System.out.flush();
-
-      boolean printWarning = false;
-      FileSystem pFS = f.getFileSystem(getConf());
-      FileStatus status = pFS.getFileStatus(f);
-      long len = status.getLen();
-
-      for(boolean done = false; !done; ) {
-        BlockLocation[] locations = pFS.getFileBlockLocations(status, 0, len);
-        int i = 0;
-        for(; i < locations.length && 
-          locations[i].getHosts().length == rep; i++)
-          if (!printWarning && locations[i].getHosts().length > rep) {
-            System.out.println("\nWARNING: the waiting time may be long for "
-                + "DECREASING the number of replication.");
-            printWarning = true;
-          }
-        done = i == locations.length;
-
-        if (!done) {
-          System.out.print(".");
-          System.out.flush();
-          try {Thread.sleep(10000);} catch (InterruptedException e) {}
-        }
-      }
-
-      System.out.println(" done");
-    }
-  }
-
-  /**
-   * Set the replication for files that match file pattern <i>srcf</i>
-   * if it's a directory and recursive is true,
-   * set replication for all the subdirs and those files too.
-   * @param newRep new replication factor
-   * @param srcf a file pattern specifying source files
-   * @param recursive if need to set replication factor for files in subdirs
-   * @throws IOException  
-   * @see org.apache.hadoop.fs.FileSystem#globStatus(Path)
-   */
-  void setReplication(short newRep, String srcf, boolean recursive,
-                      List<Path> waitingList)
-    throws IOException {
-    Path srcPath = new Path(srcf);
-    FileSystem srcFs = srcPath.getFileSystem(getConf());
-    Path[] srcs = FileUtil.stat2Paths(srcFs.globStatus(srcPath),
-                                      srcPath);
-    for(int i=0; i<srcs.length; i++) {
-      setReplication(newRep, srcFs, srcs[i], recursive, waitingList);
-    }
-  }
-
-  private void setReplication(short newRep, FileSystem srcFs, 
-                              Path src, boolean recursive,
-                              List<Path> waitingList)
-    throws IOException {
-    if (srcFs.getFileStatus(src).isFile()) {
-      setFileReplication(src, srcFs, newRep, waitingList);
-      return;
-    }
-    FileStatus items[];
-    try {
-      items = srcFs.listStatus(src);
-    } catch (FileNotFoundException fnfe) {
-      throw new IOException("Could not get listing for " + src);
-    }
-
-    for (int i = 0; i < items.length; i++) {
-      if (items[i].isFile()) {
-        setFileReplication(items[i].getPath(), srcFs, newRep, waitingList);
-      } else if (items[i].isSymlink()) {
-        throw new AssertionError("Symlinks unsupported");
-      } else if (recursive) {
-        setReplication(newRep, srcFs, items[i].getPath(), recursive, 
-                       waitingList);
-      }
-    }
-  }
-    
-  /**
-   * Actually set the replication for this file
-   * If it fails either throw IOException or print an error msg
-   * @param file a file/directory
-   * @param newRep new replication factor
-   * @throws IOException on error
-   */
-  private void setFileReplication(Path file, FileSystem srcFs, short newRep, List<Path> waitList)
-    throws IOException {
-    if (srcFs.setReplication(file, newRep)) {
-      if (waitList != null) {
-        waitList.add(file);
-      }
-      System.out.println("Replication " + newRep + " set: " + file);
-    } else {
-      System.err.println("Could not set replication for: " + file);
-    }
-  }
     
    /**
    * Show the size of a partition in the filesystem that contains
@@ -1237,7 +1092,7 @@ public class FsShell extends Configured 
       GET_SHORT_USAGE + "\n\t" +
       "[-getmerge <src> <localdst> [addnl]] [-cat <src>]\n\t" +
       "[" + COPYTOLOCAL_SHORT_USAGE + "] [-moveToLocal <src> <localdst>]\n\t" +
-      "[-report] [" + SETREP_SHORT_USAGE + "]\n\t" +
+      "[-report]\n\t" +
       "[-touchz <path>] [-test -[ezd] <path>] [-stat [format] <path>]\n\t" +
       "[-text <path>]\n\t" +
       "[" + FsShellPermissions.CHMOD_USAGE + "]\n\t" +
@@ -1327,11 +1182,6 @@ public class FsShell extends Configured 
 
     String moveToLocal = "-moveToLocal <src> <localdst>:  Not implemented yet \n";
         
-    String setrep = SETREP_SHORT_USAGE
-      + ":  Set the replication level of a file. \n"
-      + "\t\tThe -R flag requests a recursive change of replication level \n"
-      + "\t\tfor an entire tree.\n";
-
     String touchz = "-touchz <path>: Creates a file of zero length\n"
 	+ "\t\t at <path> with current time as the timestamp of that <path>.\n"
 	+ "\t\t An error is returned if the file exists with non-zero length\n";
@@ -1423,8 +1273,6 @@ public class FsShell extends Configured 
       System.out.println(cat);
     } else if ("get".equals(cmd)) {
       System.out.println(get);
-    } else if ("setrep".equals(cmd)) {
-      System.out.println(setrep);
     } else if ("touchz".equals(cmd)) {
       System.out.println(touchz);
     } else if ("test".equals(cmd)) {
@@ -1465,7 +1313,6 @@ public class FsShell extends Configured 
       System.out.println(cat);
       System.out.println(copyToLocal);
       System.out.println(moveToLocal);
-      System.out.println(setrep);
       System.out.println(touchz);
       System.out.println(test);
       System.out.println(text);
@@ -1613,8 +1460,6 @@ public class FsShell extends Configured 
     } else if ("-cat".equals(cmd)) {
       System.err.println("Usage: java FsShell" + 
                          " [" + cmd + " <src>]");
-    } else if ("-setrep".equals(cmd)) {
-      System.err.println("Usage: java FsShell [" + SETREP_SHORT_USAGE + "]");
     } else if ("-test".equals(cmd)) {
       System.err.println("Usage: java FsShell" +
                          " [-test -[ezd] <path>]");
@@ -1640,7 +1485,6 @@ public class FsShell extends Configured 
       System.err.println("           [-text <src>]");
       System.err.println("           [" + COPYTOLOCAL_SHORT_USAGE + "]");
       System.err.println("           [-moveToLocal [-crc] <src> <localdst>]");
-      System.err.println("           [" + SETREP_SHORT_USAGE + "]");
       System.err.println("           [-touchz <path>]");
       System.err.println("           [-test -[ezd] <path>]");
       System.err.println("           [-stat [format] <path>]");
@@ -1754,8 +1598,6 @@ public class FsShell extends Configured 
         exitCode = doall(cmd, argv, i);
       } else if ("-moveToLocal".equals(cmd)) {
         moveToLocal(argv[i++], new Path(argv[i++]));
-      } else if ("-setrep".equals(cmd)) {
-        setReplication(argv, i);           
       } else if ("-chmod".equals(cmd) || 
                  "-chown".equals(cmd) ||
                  "-chgrp".equals(cmd)) {

Modified: hadoop/common/branches/yahoo-merge/src/java/org/apache/hadoop/fs/shell/FsCommand.java
URL: http://svn.apache.org/viewvc/hadoop/common/branches/yahoo-merge/src/java/org/apache/hadoop/fs/shell/FsCommand.java?rev=1126786&r1=1126785&r2=1126786&view=diff
==============================================================================
--- hadoop/common/branches/yahoo-merge/src/java/org/apache/hadoop/fs/shell/FsCommand.java (original)
+++ hadoop/common/branches/yahoo-merge/src/java/org/apache/hadoop/fs/shell/FsCommand.java Mon May 23 22:20:48 2011
@@ -45,6 +45,7 @@ abstract public class FsCommand extends 
     factory.registerCommands(Count.class);
     factory.registerCommands(Ls.class);
     factory.registerCommands(Mkdir.class);
+    factory.registerCommands(SetReplication.class);
     factory.registerCommands(Tail.class);
   }
 

Propchange: hadoop/common/branches/yahoo-merge/src/test/core/
------------------------------------------------------------------------------
--- svn:mergeinfo (original)
+++ svn:mergeinfo Mon May 23 22:20:48 2011
@@ -1,3 +1,3 @@
-/hadoop/common/trunk/src/test/core:1043117,1078148,1080396,1081598,1082329,1082787-1082788,1084769,1085043,1085122,1086309,1087844,1090039,1090485,1091618,1091902,1091970,1092519,1092565,1094750,1095121,1095761,1096522,1096988,1099612,1100026
+/hadoop/common/trunk/src/test/core:1043117,1078148,1080396,1081598,1082329,1082787-1082788,1084769,1085043,1085122,1086309,1087844,1090039,1090485,1091618,1091902,1091970,1092519,1092565,1094750,1095121,1095761,1096522,1096988,1099612,1099633,1100026
 /hadoop/core/branches/branch-0.19/core/src/test/core:713112
 /hadoop/core/trunk/src/test/core:776175-785643,785929-786278

Modified: hadoop/common/branches/yahoo-merge/src/test/core/org/apache/hadoop/cli/testConf.xml
URL: http://svn.apache.org/viewvc/hadoop/common/branches/yahoo-merge/src/test/core/org/apache/hadoop/cli/testConf.xml?rev=1126786&r1=1126785&r2=1126786&view=diff
==============================================================================
--- hadoop/common/branches/yahoo-merge/src/test/core/org/apache/hadoop/cli/testConf.xml (original)
+++ hadoop/common/branches/yahoo-merge/src/test/core/org/apache/hadoop/cli/testConf.xml Mon May 23 22:20:48 2011
@@ -518,7 +518,7 @@
       <comparators>
         <comparator>
           <type>RegexpComparator</type>
-          <expected-output>^-setrep \[-R\] \[-w\] &lt;rep&gt; &lt;path/file&gt;:( )*Set the replication level of a file.( )*</expected-output>
+          <expected-output>^-setrep \[-R\] \[-w\] &lt;rep&gt; &lt;path/file&gt; \.\.\.:( |\t)*Set the replication level of a file.( )*</expected-output>
         </comparator>
         <comparator>
           <type>RegexpComparator</type>