Examples of org.apache.hadoop.hdfs.tools.DFSAdmin.run()

Class org.apache.hadoop.hdfs.tools.DFSAdmin

Examples of org.apache.hadoop.hdfs.tools.DFSAdmin.run()

org.apache.hadoop.hdfs.tools.DFSAdmin.run()
@param argv The parameters passed to this program. @exception Exception if the filesystem does not exist. @return 0 on success, non zero on error.


      verifyBlockPoolDirectories(true, dn1StorageDir1, bpid2);
      verifyBlockPoolDirectories(true, dn1StorageDir2, bpid2);
      
      String[] forceArgs = { "-deleteBlockPool", dn1Address, bpid2, "force" };
      ret = admin.run(forceArgs);
      Assert.assertEquals(0, ret);
      
      verifyBlockPoolDirectories(false, dn1StorageDir1, bpid2);
      verifyBlockPoolDirectories(false, dn1StorageDir2, bpid2);

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      // Saving image without safe mode should fail
      DFSAdmin admin = new DFSAdmin(conf);
      String[] args = new String[]{"-saveNamespace"};
      try {
        admin.run(args);
      } catch(IOException eIO) {
        assertTrue(eIO.getLocalizedMessage().contains("Safe mode should be turned ON"));
      } catch(Exception e) {
        throw new IOException(e);
      }

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      }


      // Saving image in safe mode should succeed
      fs.setSafeMode(SafeModeAction.SAFEMODE_ENTER);
      try {
        admin.run(args);
      } catch(Exception e) {
        throw new IOException(e);
      }
      
      // the following steps should have happened:

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   */
  public void testInvalidShell() throws Exception {
    Configuration conf = new Configuration(); // default FS (non-DFS)
    DFSAdmin admin = new DFSAdmin();
    admin.setConf(conf);
    int res = admin.run(new String[] {"-refreshNodes"});
    assertEquals("expected to fail -1", res , -1);
  }


  // force Copy Option is -f
  public void testCopyCommandsWithForceOption() throws Exception {

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    g2.toArray(str_groups);
    System.out.println(Arrays.toString(str_groups));
    for(int i=0; i<g2.size(); i++) {
      assertEquals("Should be same group ", g1.get(i), g2.get(i));
    }
    admin.run(args);
    System.out.println("third attempt(after refresh command), should be different:");
    List<String> g3 = groups.getGroups(user);
    g3.toArray(str_groups);
    System.out.println(Arrays.toString(str_groups));
    for(int i=0; i<g3.size(); i++) {

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    String [] args = new String[]{"-refreshSuperUserGroupsConfiguration"};
    //NameNode nn = cluster.getNameNode();
    //Configuration conf = new Configuration(config);
    //conf.set(userKeyGroups, "gr2"); // superuser can proxy for this group
    //admin.setConf(conf);
    admin.run(args);
    
    try {
      ProxyUsers.authorize(ugi2, "127.0.0.1", config);
      fail("second auth for " + ugi2.getShortUserName() + " should've failed ");
    } catch (AuthorizationException e) {

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    g2.toArray(str_groups);
    System.out.println(Arrays.toString(str_groups));
    for(int i=0; i<g2.size(); i++) {
      assertEquals("Should be same group ", g1.get(i), g2.get(i));
    }
    admin.run(args);
    System.out.println("third attempt(after refresh command), should be different:");
    List<String> g3 = groups.getGroups(user);
    g3.toArray(str_groups);
    System.out.println(Arrays.toString(str_groups));
    for(int i=0; i<g3.size(); i++) {

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    String rsrc = "testGroupMappingRefresh_rsrc.xml";
    addNewConfigResource(rsrc, userKeyGroups, "gr2", userKeyHosts, "127.0.0.1");  
    
    DFSAdmin admin = new DFSAdmin(config);
    String [] args = new String[]{"-refreshSuperUserGroupsConfiguration"};
    admin.run(args);
    
    try {
      ProxyUsers.authorize(ugi2, "127.0.0.1", config);
      fail("second auth for " + ugi2.getShortUserName() + " should've failed ");
    } catch (AuthorizationException e) {

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  @Test (timeout = 30000)
  public void testInvalidShell() throws Exception {
    Configuration conf = new Configuration(); // default FS (non-DFS)
    DFSAdmin admin = new DFSAdmin();
    admin.setConf(conf);
    int res = admin.run(new String[] {"-refreshNodes"});
    assertEquals("expected to fail -1", res , -1);
  }


  // force Copy Option is -f
  @Test (timeout = 30000)

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      // Saving image without safe mode should fail
      DFSAdmin admin = new DFSAdmin(conf);
      String[] args = new String[]{"-saveNamespace"};
      try {
        admin.run(args);
      } catch(IOException eIO) {
        assertTrue(eIO.getLocalizedMessage().contains("Safe mode should be turned ON"));
      } catch(Exception e) {
        throw new IOException(e);
      }

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