Package org.apache.hadoop.lib.service

Examples of org.apache.hadoop.lib.service.FileSystemAccessException

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  }

  protected void validateNamenode(String namenode) throws FileSystemAccessException {
    if (nameNodeWhitelist.size() > 0 && !nameNodeWhitelist.contains("*")) {
      if (!nameNodeWhitelist.contains(namenode.toLowerCase())) {
        throw new FileSystemAccessException(FileSystemAccessException.ERROR.H05, namenode, "not in whitelist");
      }
    }
  }
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    throws FileSystemAccessException {
    Check.notEmpty(user, "user");
    Check.notNull(conf, "conf");
    Check.notNull(executor, "executor");
    if (!conf.getBoolean(FILE_SYSTEM_SERVICE_CREATED, false)) {
      throw new FileSystemAccessException(FileSystemAccessException.ERROR.H04);
    }
    if (conf.get(CommonConfigurationKeysPublic.FS_DEFAULT_NAME_KEY) == null ||
        conf.getTrimmed(CommonConfigurationKeysPublic.FS_DEFAULT_NAME_KEY).length() == 0) {
      throw new FileSystemAccessException(FileSystemAccessException.ERROR.H06,
                                          CommonConfigurationKeysPublic.FS_DEFAULT_NAME_KEY);
    }
    try {
      validateNamenode(
        new URI(conf.get(CommonConfigurationKeysPublic.FS_DEFAULT_NAME_KEY)).
          getAuthority());
      UserGroupInformation ugi = getUGI(user);
      return ugi.doAs(new PrivilegedExceptionAction<T>() {
        @Override
        public T run() throws Exception {
          FileSystem fs = createFileSystem(conf);
          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 (FileSystemAccessException ex) {
      throw ex;
    } catch (Exception ex) {
      throw new FileSystemAccessException(FileSystemAccessException.ERROR.H03, ex);
    }
  }
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  public FileSystem createFileSystemInternal(String user, final Configuration conf)
    throws IOException, FileSystemAccessException {
    Check.notEmpty(user, "user");
    Check.notNull(conf, "conf");
    if (!conf.getBoolean(FILE_SYSTEM_SERVICE_CREATED, false)) {
      throw new FileSystemAccessException(FileSystemAccessException.ERROR.H04);
    }
    try {
      validateNamenode(
        new URI(conf.get(CommonConfigurationKeysPublic.FS_DEFAULT_NAME_KEY)).getAuthority());
      UserGroupInformation ugi = getUGI(user);
      return ugi.doAs(new PrivilegedExceptionAction<FileSystem>() {
        @Override
        public FileSystem run() throws Exception {
          return createFileSystem(conf);
        }
      });
    } catch (IOException ex) {
      throw ex;
    } catch (FileSystemAccessException ex) {
      throw ex;
    } catch (Exception ex) {
      throw new FileSystemAccessException(FileSystemAccessException.ERROR.H08, ex.getMessage(), ex);
    }
  }
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  }

  protected void validateNamenode(String namenode) throws FileSystemAccessException {
    if (nameNodeWhitelist.size() > 0 && !nameNodeWhitelist.contains("*")) {
      if (!nameNodeWhitelist.contains(namenode.toLowerCase())) {
        throw new FileSystemAccessException(FileSystemAccessException.ERROR.H05, namenode, "not in whitelist");
      }
    }
  }
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    throws FileSystemAccessException {
    Check.notEmpty(user, "user");
    Check.notNull(conf, "conf");
    Check.notNull(executor, "executor");
    if (!conf.getBoolean(FILE_SYSTEM_SERVICE_CREATED, false)) {
      throw new FileSystemAccessException(FileSystemAccessException.ERROR.H04);
    }
    if (conf.get(CommonConfigurationKeysPublic.FS_DEFAULT_NAME_KEY) == null ||
        conf.getTrimmed(CommonConfigurationKeysPublic.FS_DEFAULT_NAME_KEY).length() == 0) {
      throw new FileSystemAccessException(FileSystemAccessException.ERROR.H06,
                                          CommonConfigurationKeysPublic.FS_DEFAULT_NAME_KEY);
    }
    try {
      validateNamenode(
        new URI(conf.get(CommonConfigurationKeysPublic.FS_DEFAULT_NAME_KEY)).
          getAuthority());
      UserGroupInformation ugi = getUGI(user);
      return ugi.doAs(new PrivilegedExceptionAction<T>() {
        public T run() throws Exception {
          FileSystem fs = createFileSystem(conf);
          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 (FileSystemAccessException ex) {
      throw ex;
    } catch (Exception ex) {
      throw new FileSystemAccessException(FileSystemAccessException.ERROR.H03, ex);
    }
  }
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  public FileSystem createFileSystemInternal(String user, final Configuration conf)
    throws IOException, FileSystemAccessException {
    Check.notEmpty(user, "user");
    Check.notNull(conf, "conf");
    if (!conf.getBoolean(FILE_SYSTEM_SERVICE_CREATED, false)) {
      throw new FileSystemAccessException(FileSystemAccessException.ERROR.H04);
    }
    try {
      validateNamenode(
        new URI(conf.get(CommonConfigurationKeysPublic.FS_DEFAULT_NAME_KEY)).getAuthority());
      UserGroupInformation ugi = getUGI(user);
      return ugi.doAs(new PrivilegedExceptionAction<FileSystem>() {
        public FileSystem run() throws Exception {
          return createFileSystem(conf);
        }
      });
    } catch (IOException ex) {
      throw ex;
    } catch (FileSystemAccessException ex) {
      throw ex;
    } catch (Exception ex) {
      throw new FileSystemAccessException(FileSystemAccessException.ERROR.H08, ex.getMessage(), ex);
    }
  }
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  }

  protected void validateNamenode(String namenode) throws FileSystemAccessException {
    if (nameNodeWhitelist.size() > 0 && !nameNodeWhitelist.contains("*")) {
      if (!nameNodeWhitelist.contains(namenode.toLowerCase())) {
        throw new FileSystemAccessException(FileSystemAccessException.ERROR.H05, namenode, "not in whitelist");
      }
    }
  }
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    throws FileSystemAccessException {
    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 FileSystemAccessException(FileSystemAccessException.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 (FileSystemAccessException ex) {
      throw ex;
    } catch (Exception ex) {
      throw new FileSystemAccessException(FileSystemAccessException.ERROR.H03, ex);
    }
  }
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    } catch (IOException ex) {
      throw ex;
    } catch (FileSystemAccessException ex) {
      throw ex;
    } catch (Exception ex) {
      throw new FileSystemAccessException(FileSystemAccessException.ERROR.H08, ex.getMessage(), ex);
    }
  }
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  }

  protected void validateNamenode(String namenode) throws FileSystemAccessException {
    if (nameNodeWhitelist.size() > 0 && !nameNodeWhitelist.contains("*")) {
      if (!nameNodeWhitelist.contains(namenode.toLowerCase())) {
        throw new FileSystemAccessException(FileSystemAccessException.ERROR.H05, namenode, "not in whitelist");
      }
    }
  }
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Related Classes of org.apache.hadoop.lib.service.FileSystemAccessException

  • org.apache.hadoop.lib.service.hadoop.FileSystemAccessService
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