Package org.apache.hadoop.hdfs

Examples of org.apache.hadoop.hdfs.MiniDFSCluster.shutdown()

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      assertEquals(-1, outStr.indexOf(NamenodeFsck.HEALTHY_STATUS));
      System.out.println(outStr);
      util.cleanup(fs, "/srcdat");
    } finally {
      if (fs != null) {try{fs.close();} catch(Exception e){}}
      if (cluster != null) { cluster.shutdown(); }
    }
  }

  /** Test fsck with permission set on inodes */
  public void testFsckPermission() throws Exception {
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      // Check to make sure we have healthy filesystem
      outStr = runFsck(conf, 0, true, "/");
      assertTrue(outStr.contains(NamenodeFsck.HEALTHY_STATUS));
      util.cleanup(fs, topDir);
      if (fs != null) {try{fs.close();} catch(Exception e){}}
      cluster.shutdown();
    } finally {
      if (fs != null) {try{fs.close();} catch(Exception e){}}
      if (cluster != null) { cluster.shutdown(); }
    }
  }
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      util.cleanup(fs, topDir);
      if (fs != null) {try{fs.close();} catch(Exception e){}}
      cluster.shutdown();
    } finally {
      if (fs != null) {try{fs.close();} catch(Exception e){}}
      if (cluster != null) { cluster.shutdown(); }
    }
  }
 
  public void testFsckOpenFiles() throws Exception {
    DFSTestUtil util = new DFSTestUtil("TestFsck", 4, 3, 8*1024);
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      System.out.println(outStr);
      assertTrue(outStr.contains(NamenodeFsck.HEALTHY_STATUS));
      assertFalse(outStr.contains("OPENFORWRITE"));
      util.cleanup(fs, topDir);
      if (fs != null) {try{fs.close();} catch(Exception e){}}
      cluster.shutdown();
    } finally {
      if (fs != null) {try{fs.close();} catch(Exception e){}}
      if (cluster != null) { cluster.shutdown(); }
    }
  }
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      util.cleanup(fs, topDir);
      if (fs != null) {try{fs.close();} catch(Exception e){}}
      cluster.shutdown();
    } finally {
      if (fs != null) {try{fs.close();} catch(Exception e){}}
      if (cluster != null) { cluster.shutdown(); }
    }
  }

  public void testCorruptBlock() throws Exception {
    Configuration conf = new Configuration();
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    outStr = runFsck(conf, 1, true, "/");
    System.out.println(outStr);
    assertTrue(outStr.contains(NamenodeFsck.CORRUPT_STATUS));
    assertTrue(outStr.contains("testCorruptBlock"));
    } finally {
      if (cluster != null) {cluster.shutdown();}
    }
  }
 
  /** Test if fsck can return -1 in case of failure
   *
 
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      assertTrue(outStr.contains(NamenodeFsck.FAILURE_STATUS));
     
      // clean up file system
      fs.delete(filePath, true);
    } finally {
      if (cluster != null) {cluster.shutdown();}
    }
  }
}
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      // create two files with one block each.
      DFSTestUtil.createFile(fs, file1, 1000, (short)1, 0);
      DFSTestUtil.createFile(fs, file2, 2000, (short)1, 0);
      fs.close();
      cluster.shutdown();
     
      // now bring up just the NameNode.
      cluster = new MiniDFSCluster(conf, 0, false, null);
      cluster.waitActive();
      fs = (DistributedFileSystem)cluster.getFileSystem();
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      fs.setSafeMode(SafeModeAction.SAFEMODE_LEAVE);
      assertFalse("should not be in SafeMode",
          fs.setSafeMode(SafeModeAction.SAFEMODE_GET));
    } finally {
      if(fs != null) fs.close();
      if(cluster!= null) cluster.shutdown();
    }
  }


  /**
 
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      assertFalse(
        "Out of safe mode after starting datanode.",
        fs.setSafeMode(SafeModeAction.SAFEMODE_GET));
    } finally {
      if (fs != null) fs.close();
      if (cluster != null) cluster.shutdown();
    }
  }
}
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