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Diffstat (limited to '3rdparty/aws-sdk/utilities/hadoopbase.class.php')
-rw-r--r-- | 3rdparty/aws-sdk/utilities/hadoopbase.class.php | 67 |
1 files changed, 67 insertions, 0 deletions
diff --git a/3rdparty/aws-sdk/utilities/hadoopbase.class.php b/3rdparty/aws-sdk/utilities/hadoopbase.class.php new file mode 100644 index 00000000000..eb8bc5c3a81 --- /dev/null +++ b/3rdparty/aws-sdk/utilities/hadoopbase.class.php @@ -0,0 +1,67 @@ +<?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); + } +} |