Package com.cloudera.lib.service

Examples of com.cloudera.lib.service.HadoopException

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  }

  protected void validateJobtracker(String jobtracker) throws HadoopException {
    if (jobTrackerWhitelist.size() > 0 && !jobTrackerWhitelist.contains("*")) {
      if (!jobTrackerWhitelist.contains(jobtracker.toLowerCase())) {
        throw new HadoopException(HadoopException.ERROR.H05, jobtracker, "not in whitelist");
      }
    }
  }
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  }

  protected void validateNamenode(String namenode) throws HadoopException {
    if (nameNodeWhitelist.size() > 0 && !nameNodeWhitelist.contains("*")) {
      if (!nameNodeWhitelist.contains(namenode.toLowerCase())) {
        throw new HadoopException(HadoopException.ERROR.H05, namenode, "not in whitelist");
      }
    }
  }
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    throws HadoopException {
    Check.notEmpty(user, "user");
    Check.notNull(conf, "conf");
    Check.notNull(executor, "executor");
    if (conf.get(NAME_NODE_PROPERTY) == null || conf.getTrimmed(NAME_NODE_PROPERTY).length() == 0) {
      throw new HadoopException(HadoopException.ERROR.H06, NAME_NODE_PROPERTY);
    }
    try {
      validateNamenode(new URI(conf.get(NAME_NODE_PROPERTY)).getAuthority());
      UserGroupInformation ugi = getUGI(user);
      return ugi.doAs(new PrivilegedExceptionAction<T>() {
        public T run() throws Exception {
          Configuration namenodeConf = createNameNodeConf(conf);
          FileSystem fs = createFileSystem(namenodeConf);
          Instrumentation instrumentation = getServer().get(Instrumentation.class);
          Instrumentation.Cron cron = instrumentation.createCron();
          try {
            checkNameNodeHealth(fs);
            cron.start();
            return executor.execute(fs);
          }
          finally {
            cron.stop();
            instrumentation.addCron(INSTRUMENTATION_GROUP, executor.getClass().getSimpleName(), cron);
            closeFileSystem(fs);
          }
        }
      });
    }
    catch (HadoopException ex) {
      throw ex;
    }
    catch (Exception ex) {
      throw new HadoopException(HadoopException.ERROR.H03, ex);
    }
  }
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    throws HadoopException {
    Check.notEmpty(user, "user");
    Check.notNull(conf, "conf");
    Check.notNull(executor, "executor");
    if (conf.get(JOB_TRACKER_PROPERTY) == null || conf.getTrimmed(JOB_TRACKER_PROPERTY).length() == 0) {
      throw new HadoopException(HadoopException.ERROR.H06, JOB_TRACKER_PROPERTY);
    }
    if (conf.get(NAME_NODE_PROPERTY) == null || conf.getTrimmed(NAME_NODE_PROPERTY).length() == 0) {
      throw new HadoopException(HadoopException.ERROR.H06, NAME_NODE_PROPERTY);
    }
    try {
      validateJobtracker(new URI(conf.get(JOB_TRACKER_PROPERTY)).getAuthority());
      validateNamenode(new URI(conf.get(NAME_NODE_PROPERTY)).getAuthority());
      UserGroupInformation ugi = getUGI(user);
      return ugi.doAs(new PrivilegedExceptionAction<T>() {
        public T run() throws Exception {
          JobConf jobtrackerConf = createJobTrackerConf(conf);
          Configuration namenodeConf = createNameNodeConf(conf);
          JobClient jobClient = createJobClient(jobtrackerConf);
          try {
            checkJobTrackerHealth(jobClient);
            FileSystem fs = createFileSystem(namenodeConf);
            Instrumentation instrumentation = getServer().get(Instrumentation.class);
            Instrumentation.Cron cron = instrumentation.createCron();
            try {
              checkNameNodeHealth(fs);
              cron.start();
              return executor.execute(jobClient, fs);
            }
            finally {
              cron.stop();
              instrumentation.addCron(INSTRUMENTATION_GROUP, executor.getClass().getSimpleName(), cron);
              closeFileSystem(fs);
            }
          }
          finally {
            closeJobClient(jobClient);
          }
        }
      });
    }
    catch (HadoopException ex) {
      throw ex;
    }
    catch (Exception ex) {
      throw new HadoopException(HadoopException.ERROR.H04, ex);
    }
  }
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    }
    catch (HadoopException ex) {
      throw ex;
    }
    catch (Exception ex) {
      throw new HadoopException(HadoopException.ERROR.H08, ex.getMessage(), ex);
    }
  }
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Related Classes of com.cloudera.lib.service.HadoopException

  • com.cloudera.lib.service.hadoop.HadoopService
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