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Editing: tap.cpython-38.pyc
U W[� � @ s� d Z ddlZddlZddlmZ ddlmZ ddlmZm Z ddlm Z ddlm Z ddlm Z G d d � d ej �Z d d � Zd d� ZdS )z Domain Name Server � N)�usage)�dns)�internet�service)�server)� authority)� secondaryc @ s� e Zd Zddddgddddgd d d d gd d d d ggZdddgdddgdddggZejde�� id�Zd Z d Z dd� Z dd� Z d d � Z d d � Zd d!� Zd"d#� Zd S )$�Options� interface�i� z The interface to which to bind�port�pZ53zThe port on which to listen� resolv-confNz6Override location of resolv.conf (implies --recursive)� hosts-filez!Perform lookups with a hosts file�cache�czEnable record caching� recursive�rzPerform recursive lookups�verbose�vz Log verbosely)Z optActionsc C s* t j�| � d| d< g | _g | _g | _d S )Nr r )r r �__init__� bindfiles� zonefiles� secondaries��self� r �3/usr/lib/python3/dist-packages/twisted/names/tap.pyr ) s zOptions.__init__c C s* t j�|�st�|d ��| j�|� dS )z7Specify the filename of a Python syntax zone definition�: No such fileN)�os�path�existsr � UsageErrorr �append�r �filenamer r r � opt_pyzone1 s zOptions.opt_pyzonec C s* t j�|�st�|d ��| j�|� dS )z6Specify the filename of a BIND9 syntax zone definitionr N)r r! r" r r# r r$ r% r r r � opt_bindzone7 s zOptions.opt_bindzonec C s� |� dd�}t|�dkr"t�d��|d � d�}t|�dkrL|d tjf}nFzt|d �}W n( tk r� t�d|d f ��Y nX |d |f}| j� ||d gf� dS ) zwAct as secondary for the specified domain, performing zone transfers from the specified IP (IP/domain) �/� � z-Argument must be of the form IP[:port]/domainr �:z&Specify an integer port number, not %rN) �split�lenr r# r ZPORT�int� ValueErrorr r$ )r Z ip_domain�argsZaddressr r r r � opt_secondary> s � zOptions.opt_secondaryc C s | d d7 < dS )zIncrement verbosity levelr r* Nr r r r r � opt_verboseR s zOptions.opt_verbosec C s6 | d rd| d< g | _ g | _| jD ]F}z| j�t�|�� W q" tk rf t�� t � d| ��Y q"X q"| j D ]F}z| j�t� |�� W qp tk r� t�� t � d| ��Y qpX qp| j D ]2}tjj|� }| j �|� | j�| j d �� � q�zt| d �| d< W n* tk �r0 t � d| d f ��Y nX d S )Nr Tr zInvalid syntax in ���r zInvalid port: %r)�svcs�zonesr r$ r ZPySourceAuthority� Exception� traceback� print_excr r# r Z BindAuthorityr r ZSecondaryAuthorityServiceZfromServerAddressAndDomainsZ getAuthorityr/ r0 )r �f�svcr r r � postOptionsW s0 zOptions.postOptions)�__name__� __module__� __qualname__Z optParametersZoptFlagsr Z CompletionsZCompleteNetInterfacesZcompDatar6 r r r' r( r2 r3 r< r r r r r s, � � � �r c C s� ddl m}m}m} g g }}| d r<|�|j| d d�� | d rZ|�|j| d d�� | d rx|�|j| d d �� ||fS ) a% Build DNS resolver instances in an order which leaves recursive resolving as a last resort. @type config: L{Options} instance @param config: Parsed command-line configuration @return: Two-item tuple of a list of cache resovers and a list of client resolvers r )�clientr �hostsr r )r r )�filer r )Z resolvconf)� twisted.namesr@ r rA r$ Z CacheResolverZResolverZcreateResolver)�configr@ r rA �ca�clr r r �_buildResolverss s rG c C s� t | �\}}t�| j||| d �}t�|�}d|_t�� }t j |ft j |ffD ](\}}|| d || d d�}|� |� qN| j D ]} | � |� q~|S )Nr r r r )r )rG r ZDNSServerFactoryr6 r ZDNSDatagramProtocolZnoisyr Z MultiServicer Z TCPServerZ UDPServerZsetServiceParentr5 ) rD rE rF r: r Zret�klass�arg�sr; r r r � makeService� s rK )�__doc__r r8 Ztwisted.pythonr rC r Ztwisted.applicationr r r r r r rG rK r r r r �<module> s `
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