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o ;j � @ s^ d Z ddlZg d�Zdd� Zdd� Zdd � Zdd d �Zdd d �Zdd� Z dd� Z ddd�Z dS )zw Support for hadoop :maintainer: Yann Jouanin <yann.jouanin@intelunix.fr> :maturity: new :depends: :platform: linux � N)�version�namenode�dfsadmin�dfs�fsc C s$ t jj�d�st jj�d�rdS dS )z: Check if hadoop is present, then load the module �hadoop�hdfs)FzPThe hadoop execution module cannot be loaded: hadoop or hdfs binary not in path.)�salt�utils�path�which� r r �G/opt/saltstack/salt/lib/python3.10/site-packages/salt/modules/hadoop.py� __virtual__ s r c G sj d}t jj�d�r d}d}| r3|r3| tv r1|| |d�|�d�}djd i |��}td |dd �}|S d S d S ) aU Hadoop/hdfs command wrapper As Hadoop command has been deprecated this module will default to use hdfs command and fall back to hadoop if it is not found In order to prevent random execution the module name is checked Follows hadoop command template: hadoop module -command args E.g.: hadoop dfs -ls / r r N� )�tool�module�command�argsz!{tool} {module} -{command} {args}zcmd.runF)Z python_shellzError: Unknown modulez%Error: Module and command not definedr )r r r r �__authorized_modules__�join�formatZ__salt__)r r r r �outZmappings�cmdr r r � _hadoop_cmd s ��r c C s d} t | d��� }|d S )zy Return version from hadoop version CLI Example: .. code-block:: bash salt '*' hadoop.version r T� )r �split)r r r r r r A s r c G s | r t d| g|�R � S dS )zp Execute a command on DFS CLI Example: .. code-block:: bash salt '*' hadoop.dfs ls / r z Error: command must be provided�r )r r r r r r P s r c C s, | dur| dv rt dd| �S dS t dd�S )a+ .. versionadded:: 2019.2.0 Reports basic filesystem information and statistics. Optional flags may be used to filter the list of displayed DataNodes. arg [live] [dead] [decommissioning] CLI Example: .. code-block:: bash salt '*' hadoop.dfsadmin -report N)ZliveZdeadZdecommissioningr �reportzJError: the arg is wrong, it must be in ['live', 'dead', 'decommissioning']r )�argr r r �dfsadmin_report` s � r c C � t dd| �}d}||v rdS dS )z� Check if a file or directory is present on the distributed FS. CLI Example: .. code-block:: bash salt '*' hadoop.dfs_present /some_random_file Returns True if the file is present r �stat�No such file or directoryFTr �r Z cmd_return�matchr r r � dfs_present{ � r& c C r! )z� Check if a file or directory is absent on the distributed FS. CLI Example: .. code-block:: bash salt '*' hadoop.dfs_absent /some_random_file Returns True if the file is absent r r" r# TFr r$ r r r � dfs_absent� r' r( c C s d}| rd}t ddd|�S )zj Format a name node .. code-block:: bash salt '*' hadoop.namenode_format force=True � z-forcer r z-nonInteractiver )�forceZ force_paramr r r �namenode_format� s r+ )N) �__doc__Zsalt.utils.pathr r r r r r r r& r( r+ r r r r �<module> s #
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