68 lines
2.4 KiB
PHP
68 lines
2.4 KiB
PHP
|
<?php
|
||
|
|
/*
|
||
|
|
* Copyright 2010-2012 Amazon.com, Inc. or its affiliates. All Rights Reserved.
|
||
|
|
*
|
||
|
|
* Licensed under the Apache License, Version 2.0 (the "License").
|
||
|
|
* You may not use this file except in compliance with the License.
|
||
|
|
* A copy of the License is located at
|
||
|
|
*
|
||
|
|
* http://aws.amazon.com/apache2.0
|
||
|
|
*
|
||
|
|
* or in the "license" file accompanying this file. This file is distributed
|
||
|
|
* on an "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either
|
||
|
|
* express or implied. See the License for the specific language governing
|
||
|
|
* permissions and limitations under the License.
|
||
|
|
*/
|
||
|
|
|
||
|
|
|
||
|
|
/*%******************************************************************************************%*/
|
||
|
|
// CLASS
|
||
|
|
|
||
|
|
/**
|
||
|
|
* Contains core functionality for Hadoop helpers.
|
||
|
|
*
|
||
|
|
* @version 2011.05.03
|
||
|
|
* @license See the included NOTICE.md file for more information.
|
||
|
|
* @copyright See the included NOTICE.md file for more information.
|
||
|
|
* @link http://aws.amazon.com/php/ PHP Developer Center
|
||
|
|
* @link http://hadoop.apache.org Apache Hadoop
|
||
|
|
*/
|
||
|
|
class CFHadoopBase
|
||
|
|
{
|
||
|
|
/**
|
||
|
|
* Runs a specified script on the master node of your cluster.
|
||
|
|
*
|
||
|
|
* @param string $script (Required) The script to run with `script-runner.jar`.
|
||
|
|
* @param array $args (Optional) An indexed array of arguments to pass to the script.
|
||
|
|
* @return array A standard array that is intended to be passed into a <CFStepConfig> object.
|
||
|
|
*/
|
||
|
|
public static function script_runner($script, $args = null)
|
||
|
|
{
|
||
|
|
if (!$args) $args = array();
|
||
|
|
array_unshift($args, $script);
|
||
|
|
|
||
|
|
return array(
|
||
|
|
'Jar' => 's3://us-east-1.elasticmapreduce/libs/script-runner/script-runner.jar',
|
||
|
|
'Args' => $args
|
||
|
|
);
|
||
|
|
}
|
||
|
|
|
||
|
|
/**
|
||
|
|
* Prepares a Hive or Pig script before passing it to the script runner.
|
||
|
|
*
|
||
|
|
* @param string $type (Required) The type of script to run. [Allowed values: `hive`, `pig`].
|
||
|
|
* @param array $args (Optional) An indexed array of arguments to pass to the script.
|
||
|
|
* @return array A standard array that is intended to be passed into a <CFStepConfig> object.
|
||
|
|
* @link http://hive.apache.org Apache Hive
|
||
|
|
* @link http://pig.apache.org Apache Pig
|
||
|
|
*/
|
||
|
|
public static function hive_pig_script($type, $args = null)
|
||
|
|
{
|
||
|
|
if (!$args) $args = array();
|
||
|
|
$args = is_array($args) ? $args : array($args);
|
||
|
|
$args = array_merge(array('--base-path', 's3://us-east-1.elasticmapreduce/libs/' . $type . '/'), $args);
|
||
|
|
|
||
|
|
return self::script_runner('s3://us-east-1.elasticmapreduce/libs/' . $type . '/' . $type . '-script', $args);
|
||
|
|
}
|
||
|
|
}
|