/*
 * The Alluxio Open Foundation licenses this work under the Apache License, version 2.0
 * (the "License"). You may not use this work except in compliance with the License, which is
 * available at www.apache.org/licenses/LICENSE-2.0
 *
 * This software is distributed on an "AS IS" basis, WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND,
 * either express or implied, as more fully set forth in the License.
 *
 * See the NOTICE file distributed with this work for information regarding copyright ownership.
 */

package alluxio.worker;

import alluxio.metrics.MetricsSystem;
import alluxio.wire.WorkerNetAddress;
import alluxio.worker.block.BlockWorker;
import alluxio.worker.file.FileSystemWorker;

import java.net.InetSocketAddress;

/**
 * A worker in the Alluxio system.
 */
public interface AlluxioWorker {

  /**
   * Starts the Alluxio worker.
   *
   * @throws Exception if the worker fails to start
   */
  void start() throws Exception;

  /**
   * Stops the Alluxio worker.
   *
   * @throws Exception if the worker fails to stop
   */
  void stop() throws Exception;

  /**
   * @return the block worker for this Alluxio worker.
   */
  BlockWorker getBlockWorker();

  /**
   * @return the worker's data service bind host (used by unit test only).
   */
  String getDataBindHost();

  /**
   * @return the worker's data service port (used by unit test only).
   */
  int getDataLocalPort();

  /**
   * @return the file system worker for this Alluxio worker.
   */
  FileSystemWorker getFileSystemWorker();

  /**
   * @return the start time of the worker in milliseconds
   */
  long getStartTimeMs();

  /**
   * @return the uptime of the worker in milliseconds
   */
  long getUptimeMs();

  /**
   * @return the worker's RPC service bind host
   */
  String getRPCBindHost();

  /**
   * @return the worker's RPC service port
   */
  int getRPCLocalPort();

  /**
   * @return the worker web service bind host (used by unit test only)
   */
  String getWebBindHost();

  /**
   * @return the worker web service port (used by unit test only)
   */
  int getWebLocalPort();

  /**
   * @return this worker's rpc address
   */
  InetSocketAddress getWorkerAddress();

  /**
   * Gets this worker's {@link WorkerNetAddress}, which is the worker's hostname, rpc
   * server port, data server port, and web server port.
   *
   * @return the worker's net address
   */
  WorkerNetAddress getNetAddress();

  /**
   * @return the worker metric system reference
   */
  MetricsSystem getWorkerMetricsSystem();
}
/*
 * The Alluxio Open Foundation licenses this work under the Apache License, version 2.0
 * (the "License"). You may not use this work except in compliance with the License, which is
 * available at www.apache.org/licenses/LICENSE-2.0
 *
 * This software is distributed on an "AS IS" basis, WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND,
 * either express or implied, as more fully set forth in the License.
 *
 * See the NOTICE file distributed with this work for information regarding copyright ownership.
 */

package alluxio.worker;

import alluxio.metrics.MetricsSystem;
import alluxio.wire.WorkerNetAddress;
import alluxio.worker.block.BlockWorker;
import alluxio.worker.file.FileSystemWorker;

import java.net.InetSocketAddress;

/**
 * A worker in the Alluxio system.
 */
public interface AlluxioWorker {

  /**
   * Starts the Alluxio worker.
   *
   * @throws Exception if the worker fails to start
   */
  void start() throws Exception;

  /**
   * Stops the Alluxio worker.
   *
   * @throws Exception if the worker fails to stop
   */
  void stop() throws Exception;

  /**
   * @return the block worker for this Alluxio worker
   */
  BlockWorker getBlockWorker();

  /**
   * @return the worker's data service bind host (used by unit test only)
   */
  String getDataBindHost();

  /**
   * @return the worker's data service port (used by unit test only)
   */
  int getDataLocalPort();

  /**
   * @return the file system worker for this Alluxio worker
   */
  FileSystemWorker getFileSystemWorker();

  /**
   * @return the start time of the worker in milliseconds
   */
  long getStartTimeMs();

  /**
   * @return the uptime of the worker in milliseconds
   */
  long getUptimeMs();

  /**
   * @return the worker's RPC service bind host
   */
  String getRPCBindHost();

  /**
   * @return the worker's RPC service port
   */
  int getRPCLocalPort();

  /**
   * @return the worker web service bind host (used by unit test only)
   */
  String getWebBindHost();

  /**
   * @return the worker web service port (used by unit test only)
   */
  int getWebLocalPort();

  /**
   * @return this worker's rpc address
   */
  InetSocketAddress getWorkerAddress();

  /**
   * Gets this worker's {@link WorkerNetAddress}, which is the worker's hostname, rpc
   * server port, data server port, and web server port.
   *
   * @return the worker's net address
   */
  WorkerNetAddress getNetAddress();

  /**
   * @return the worker metric system reference
   */
  MetricsSystem getWorkerMetricsSystem();
}

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