| Server IP : 13.235.167.51 / Your IP : 216.73.217.116 Web Server : Apache System : Linux machinox-server 6.17.0-1013-aws #13~24.04.1-Ubuntu SMP Fri Apr 24 21:36:58 UTC 2026 aarch64 User : root ( 0) PHP Version : 8.2.29 Disable Function : NONE MySQL : OFF | cURL : ON | WGET : ON | Perl : ON | Python : OFF | Sudo : ON | Pkexec : OFF Directory : /lib/python3/dist-packages/twisted/names/__pycache__/ |
Upload File : |
�
oj� � � � d dgZ ddlmZ ddlmZmZ ddlmZmZm Z m
Z
ddl m Z ddl
mZmZ ddlmZ G d � dej$ � Z G d
� d e � Zy ) �SecondaryAuthority�SecondaryAuthorityService� )�service)�defer�task)�client�common�dns�resolve)�
FileAuthority)�failure�log)� nativeStringc �@ � e Zd ZdZdZdZd� Zed� � Zd� Z d� Z
d� Z y) r a:
A service that keeps one or more authorities up to date by doing hourly
zone transfers from a master.
@ivar primary: IP address of the master.
@type primary: L{str}
@ivar domains: An authority for each domain mirrored from the master.
@type domains: L{list} of L{SecondaryAuthority}
N�5 c �l � t |� | _ |D �cg c] }t ||� �� c}| _ yc c}w )a
@param primary: The IP address of the server from which to perform
zone transfers.
@type primary: L{str}
@param domains: A sequence of domain names for which to perform
zone transfers.
@type domains: L{list} of L{bytes}
N)r �primaryr �domains)�selfr r �ds �9/usr/lib/python3/dist-packages/twisted/names/secondary.py�__init__z"SecondaryAuthorityService.__init__ s- � � $�G�,�� �@G�H�1�*�7�A�6�H�� ��Hs �1c � � |\ }} | |g � }||_ |D �cg c] }t j ||� �� c}|_ |S c c}w )a�
Construct a new L{SecondaryAuthorityService} from a tuple giving a
server address and a C{str} giving the name of a domain for which this
is an authority.
@param serverAddress: A two-tuple, the first element of which is a
C{str} giving an IP address and the second element of which is a
C{int} giving a port number. Together, these define where zone
transfers will be attempted from.
@param domains: Domain names for which to perform zone transfers.
@type domains: sequence of L{bytes}
@return: A new instance of L{SecondaryAuthorityService}.
)�_portr �fromServerAddressAndDomainr )�cls�
serverAddressr r �portr r s r �fromServerAddressAndDomainsz5SecondaryAuthorityService.fromServerAddressAndDomains- sU � �" &�
����g�r�"�� ��
� �
��
� 9� 9�-�� K�
��� ���
s � Ac �@ � t j | j � S )z_
Get a resolver for the transferred domains.
@rtype: L{ResolverChain}
)r �
ResolverChainr �r s r � getAuthorityz&SecondaryAuthorityService.getAuthorityG s � � �$�$�T�\�\�2�2� c �: � t j j | � | j D �cg c]! }t j
|j � ��# c}| _ d}ddlm } | j D ]$ }|j ||j d� |dz
}�& y c c}w )Nr ��reactori � ) r �Service� startServicer r � LoopingCall�transfer�calls�twisted.internetr' � callLater�start)r r �ir' �cs r r* z&SecondaryAuthorityService.startServiceO sy � ����$�$�T�*�<@�L�L�I�q�d�&�&�q�z�z�2�I��
�
��,���� �A� � � �a����'� 2�
��F�A� �� Js �&Bc � � t j j | � | j D ] }|j � � y �N)r r) � stopServicer- �stop)r r2 s r r5 z%SecondaryAuthorityService.stopServiceZ s0 � ����#�#�D�)���� �A�
�F�F�H� r$ ) �__name__�
__module__� __qualname__�__doc__r- r r � classmethodr r# r* r5 � r$ r r r s< � � �
�E� �E� I� �� ��23� �r$ c �f � e Zd ZdZdZdxZZdZdZd� Z e
d� � Z d� Z dd�Z
d � Zd
� Zd � Zd � Zd
� Zy)r a
An Authority that keeps itself updated by performing zone transfers.
@ivar primary: The IP address of the server from which zone transfers will
be attempted.
@type primary: L{str}
@ivar _port: The port number of the server from which zone transfers will
be attempted.
@type _port: L{int}
@ivar domain: The domain for which this is the secondary authority.
@type domain: L{bytes}
@ivar _reactor: The reactor to use to perform the zone transfers, or
L{None} to use the global reactor.
FNr c � � t j j | � t |� | _ t j |� | _ y)z�
@param domain: The domain for which this will be the secondary
authority.
@type domain: L{bytes} or L{str}
N)r � ResolverBaser r r r
� domainString�domain)r � primaryIPrA s r r zSecondaryAuthority.__init__x s6 � � ���$�$�T�*�#�I�.�� ��&�&�v�.�� r$ c �0 � |\ }} | ||� }||_ |S )af
Construct a new L{SecondaryAuthority} from a tuple giving a server
address and a C{bytes} giving the name of a domain for which this is an
authority.
@param serverAddress: A two-tuple, the first element of which is a
C{str} giving an IP address and the second element of which is a
C{int} giving a port number. Together, these define where zone
transfers will be attempted from.
@param domain: A C{bytes} giving the domain to transfer.
@type domain: L{bytes}
@return: A new instance of L{SecondaryAuthority}.
)r )r r rA r r � secondarys r r z-SecondaryAuthority.fromServerAddressAndDomain� s& � �" &�
������(� � � ���r$ c �H � | j ryd| _ | j }|�ddlm} t j | j | j fg|�� }|j | j � j | j � j | j � S )z�
Attempt a zone transfer.
@returns: A L{Deferred} that fires with L{None} when attempted zone
transfer has completed.
NTr r& )�serversr' )� transferring� transfering�_reactorr. r' r �Resolverr r �
lookupZonerA � addCallback�_cbZone�
addErrback�_ebZone)r r' �resolvers r r, zSecondaryAuthority.transfer� s� � � � � � � ����-�-�� �?� 0��?�?��l�l�D�J�J�/�0�'�
��
� � �� � � ,�
�[�� � �
&�
�Z�� � �
%�
r$ c �� � | j r | j s;t j t j
t
j |� � � S t j | ||||� S r4 )
�soa�recordsr �failr
�Failurer
� DomainErrorr �_lookup)r �namer �type�timeouts r rW zSecondaryAuthority._lookup� sK � ��x�x�t�|�|� �:�:�g�o�o�c�o�o�d�.C� D�E� E� �$�$�T�4��d�G�D�Dr$ c � � |\ }}}i x| _ }|D ]� }| j sS|j t j k( r6|j
j
j
� |j f| _ �b|j |j
j
j
� g � j |j � �� y r4 )
rS rR rY r
�SOArX �lower�payload�
setdefault�append)r �zone�ans�_�r�recs r rM zSecondaryAuthority._cbZone� s� � �� ��Q�� � �� �q�� L�C��8�8����C�G�G� 3� �H�H�M�M� /� /� 1�3�;�;�?���� � �S�X�X�]�]� 0� 0� 2�B�7�>�>�s�{�{�K� Lr$ c � � t j d| j �d| j �d�� t j |� y )Nz Updating � from z failed during zone transfer)r �msgrA r �err�r r
s r rO zSecondaryAuthority._ebZone� s. � � ����{�{�D�L�L�
*�
� ����r$ c �l � | j � j | j | j � y r4 )r, � addCallbacks�_cbTransferred�_ebTransferredr" s r �updatezSecondaryAuthority.update� s$ � � �
�
��$�$�T�%8�%8�$�:M�:M�Nr$ c � � d| _ y )NF)rG )r �results r rm z!SecondaryAuthority._cbTransferred� s
� � !��r$ c � � d| _ t j d| j �d| j �d�� t j
|� y )NFz
Transferring rg z failed after zone transfer)� transferredr rh rA r ri rj s r rn z!SecondaryAuthority._ebTransferred� s6 � � ��� ����{�{�D�L�L�
*�
� ����r$ r4 )r7 r8 r9 r: rG rR rS r rI r r; r r, rW rM rO ro rm rn r< r$ r r r ` sa � ��$ �L���C�'� �E��H� /� �� ��*
�4E�L��O�"�r$ N)�__all__�twisted.applicationr r. r r �
twisted.namesr r r
r �twisted.names.authorityr �twisted.pythonr
r �twisted.python.compatr r) r r r< r$ r �<module>rz sH �� �!<�
=�� '� (� 6� 6� 1� '� .�M���� M�`x� � xr$