Sample config for AWS-SDK-PHP

config.php

<?php

global $aws_key, $aws_secret, $aws_region;

return array(
  'services' => array(
      'default_settings' => array(
          'params' => array(
            'key'    => $aws_key,
		  	'secret' => $aws_secret,
		  	'region' => $aws_region
		  )	
      ),
      'dynamodb' => array(
          'extends' => 'default_settings',
          'class'   => 'Aws\DynamoDb\DynamoDbClient'
      ),
      's3' => array(
          'extends' => 'default_settings',
          'class'   => 'Aws\S3\S3Client',
          'LocationConstraint' => $aws_region
      )
  )
);

?>