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文件: /usr/lib/python3/dist-packages/twisted/web/__pycache__/distrib.cpython-310.pyc
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o �bW. � @ s: d Z ddlZddlZzddlZW n ey dZY nw ddlmZ ddlmZ ddl m Z m Z ddl m Z ddlmZ ddlmZ dd lmZ dd lmZmZmZmZmZ dd lmZ G d d � d ej �Z G dd� dej ej �Z e� ej e � G dd� d�Z!G dd� dej"�Z#G dd� dej$ej%�Z&G dd� dej"�Z'dS )z� Distributed web servers. This is going to have to be refactored so that argument parsing is done by each subprocess and not by the main web server (i.e. GET, POST etc.). � N)�BytesIO)�getDOMImplementation)�address�reactor)�Logger)�styles)�pb)� SIZE_LIMIT)�http�resource�server�static�util)�Headersc @ s, e Zd Zdd� Zdd� Zdd� Zdd� Zd S ) � _ReferenceableProducerWrapperc C � || _ d S �N)�producer)�selfr � r �5/usr/lib/python3/dist-packages/twisted/web/distrib.py�__init__$ � z&_ReferenceableProducerWrapper.__init__c C � | j �� d S r )r �resumeProducing�r r r r �remote_resumeProducing' � z4_ReferenceableProducerWrapper.remote_resumeProducingc C r r )r �pauseProducingr r r r �remote_pauseProducing* r z3_ReferenceableProducerWrapper.remote_pauseProducingc C r r )r � stopProducingr r r r �remote_stopProducing- r z2_ReferenceableProducerWrapper.remote_stopProducingN)�__name__� __module__� __qualname__r r r r! r r r r r # s r c @ s8 e Zd ZdZdd� Zdd� Zdd� Zdd � Zd d � Zd S ) �Requestzn A request which was received by a L{ResourceSubscription} and sent via PB to a distributed node. c s� dD ]$}|| �ddd��d � � �fdd��fdd�d �� � }|||< qt t|d ��|d < tj�| |� t| j�| _| j� d �| _ | j� d �| _ | j� d �| _ | j� d�| _ | j� d�| _| j� d�| _| j� d�| _dS )z� Initialize this L{twisted.web.distrib.Request} based on the copied state so that it closely resembles a L{twisted.web.server.Request}. )�host�client�TCP�UNIX)�INETr) r c s t �� �d �d �S )N� � )r � IPv4Addressr ��addrdesc�tupr r �<lambda>@ s z*Request.setCopyableState.<locals>.<lambda>c s t �� d �S )Nr+ )r � UNIXAddressr )r0 r r r1 A s )r( r) �requestHeaders�finish� setHeader� addCookie�setETag�setResponseCode�setLastModified�writeN)r �dictr � RemoteCopy�setCopyableStater � content_data�content�remote� remoteMethodr4 r5 r6 r7 r8 r9 �_write)r �state�k�addrr r. r r= 7 s& �� zRequest.setCopyableStatec C s> d}t } | �|||� � |t 7 }|t 7 }|t|�kr dS q)z� Write the given bytes to the response body. @param bytes: The bytes to write. If this is longer than 640k, it will be split up into smaller pieces. r TN)r rB �len)r �bytes�start�endr r r r: S s �z Request.writec C s | j �dt|�|��| j� d S )N�registerProducer)r@ � callRemoter � addErrback�fail)r r � streamingr r r rJ c s �zRequest.registerProducerc C s | j �d��| j� d S )N�unregisterProducer)r@ rK rL rM r r r r rO h s zRequest.unregisterProducerc C s | j jd|d� d S )N� )�failure)�_logrQ �r rQ r r r rM k s z Request.failN) r" r# r$ �__doc__r= r: rJ rO rM r r r r r% 1 s r% c @ s* e Zd Ze� Zdd� Zdd� Zdd� ZdS )�Issuec C r r )�request)r rV r r r r u r zIssue.__init__c C s: |t jurt|t�sJ d��| j�|� | j�� d S d S )Nzreturn value not a string)r � NOT_DONE_YET� isinstance�strrV r: r4 )r �resultr r r �finishedx s �zIssue.finishedc C sL t |�}| j�t�tjddt�|� �� | j�� | j� � | j � |� d S )NzServer Connection Lostz&Connection to distributed server lost:) rY rV r: r � ErrorPager �INTERNAL_SERVER_ERRORr �_PRE�renderr4 rR �inforS r r r �failed~ s �� z Issue.failedN)r" r# r$ r rR r r[ ra r r r r rU r s rU c @ sJ e Zd ZdZdZe� Zdd� Zdd� Zdd� Z d d � Z d d � Z d d� Z dS )�ResourceSubscriptionr+ r c C s( t j�| � || _|| _g | _d | _d S r )r �Resourcer r& �port�pending� publisher)r r& rd r r r r � s z ResourceSubscription.__init__c C s( t � | j�}d|d< d|d< g |d< |S )z3Get persistent state for this ResourceSubscription.Nrf r �waitingre )�copy�__dict__)r rC r r r � __getstate__� s z!ResourceSubscription.__getstate__c C sF | j �d� |j�| j� || _d| _| jD ]}| �|� qg | _dS )z=I've connected to a publisher; I'll now send all my requests.zconnected to publisherr N) rR r` �broker�notifyOnDisconnect�bootedrf rg re r_ )r rf rV r r r � connected� s z ResourceSubscription.connectedc C sD | j jd|d� d| _d| _| jD ] }|�d� |�� qg | _dS )zXI can't connect to a publisher; I'll now reply to all pending requests. z3could not connect to distributed web service: {msg})�msgr Nz(Unable to connect to distributed server.)rR r` rg rf re r: r4 )r ro rV r r r � notConnected� s z!ResourceSubscription.notConnectedc C s | � d� d S )Nzconnection dropped)rp r r r r rm � r zResourceSubscription.bootedc C s� | j s<| j�|� | js9d| _t�� }d}| jdkr#t�| j ||� n t� | j| j ||� |� � }|� | j | j� tjS t|�}| j �d|�� |j|j� tjS )a: Render this request, from my server. This will always be asynchronous, and therefore return NOT_DONE_YET. It spins off a request to the pb client, and either adds it to the list of pending issues or requests it immediately, depending on if the client is already connected. r+ � �unixrV )rf re �appendrg r �PBClientFactoryr& r � connectUNIXrd � connectTCP� getRootObject� addCallbacksrn rp rU rK r[ ra r rW )r rV �bf�timeout�d�ir r r r_ � s" ��zResourceSubscription.renderN) r" r# r$ �isLeafrg r rR r rj rn rp rm r_ r r r r rb � s rb c @ s: e Zd ZdZe� Zdd� ZdZdd� Zdd� Z d d � Z d S ) �ResourcePublisherz� L{ResourcePublisher} exposes a remote API which can be used to respond to request. @ivar site: The site which will be used for resource lookup. @type site: L{twisted.web.server.Site} c C r r )�site)r r r r r r � r zResourcePublisher.__init__r, c C s* | j j�d� | j j| j= | `| ` | `d S )N�web)� application� authorizer�removeIdentity�services� serviceName�perspectiveNamer r r r �upgradeToVersion2� s z#ResourcePublisher.upgradeToVersion2c C s | S r r )r �namer r r �getPerspectiveNamed� s z%ResourcePublisher.getPerspectiveNamedc C sD | j �|�}| j�|� |�|�}|tjur |�|� |�� tjS )zK Look up the resource for the given request and render it. ) r �getResourceForrR r` r_ r rW r: r4 )r rV �resrZ r r r �remote_request� s z ResourcePublisher.remote_requestN) r" r# r$ rT r rR r �persistenceVersionr� r� r� r r r r r~ � s r~ c @ s> e Zd ZdZdZdZdZddd�Zdd � Zd d � Z d d � Z dS )� UserDirectoryz� A resource which lists available user resources and serves them as children. @ivar _pwd: An object like L{pwd} which is used to enumerate users and their home directories. � public_htmlz.twistd-web-pba� <html> <head> <title>twisted.web.distrib.UserDirectory</title> <style> a { font-family: Lucida, Verdana, Helvetica, Arial, sans-serif; color: #369; text-decoration: none; } th { font-family: Lucida, Verdana, Helvetica, Arial, sans-serif; font-weight: bold; text-decoration: none; text-align: left; } pre, code { font-family: "Courier New", Courier, monospace; } p, body, td, ol, ul, menu, blockquote, div { font-family: Lucida, Verdana, Helvetica, Arial, sans-serif; color: #000; } </style> </head> <body> <h1>twisted.web.distrib.UserDirectory</h1> %(users)s </body> </html> Nc C s" t j�| � |d u r t}|| _d S r )r rc r �pwd�_pwd)r � userDatabaser r r r 7 s zUserDirectory.__init__c C s� g }| j �� D ]F}|\}}}}}}} |�d�d } | s |} tj�tj�|| j��r2|�|| d f� tj�|| j �} tj�| �rM|d } |�| | d f� q|S )z| Return a list of two-tuples giving links to user resources and text to associate with those links. �,r z (file)�.twistdz (twistd)) r� �getpwall�split�os�path�exists�join� userDirNamers �userSocketName) r �users�userr� �passwd�uid�gid�gecos�dir�shell�realname� twistdsock�linkNamer r r �_users= s �zUserDirectory._usersc C s� t � }|�ddd�}|j}| �� D ]*\}}|�d�}|�d|d � |�|�}|�|� |�d�} | �|� |�| � q| jd|� � i } | � d�S ) zm Render as HTML a listing of all known users with links to their personal resources. N�ul�a�href�/�lir� zutf-8) r �createDocument�documentElementr� � createElement� setAttribute�createTextNode� appendChild�template�toxml�encode) r rV �domImpl�newDoc�listing�link�text� linkElement�textNode�item�htmlDocr r r � render_GETP s zUserDirectory.render_GETc C s� |dkr| S d}|t |� d � |kr |d t |� � }d}n|}d}z| j�|�\}}}} } } } W n ty? t�� Y S w |rWtj�| | j �} t d| �}| � ||� |S tj�| | j �}tj� |�sit�� S t�|�S )NrP r� r+ r rr )rF r� �getpwnam�KeyErrorr � NoResourcer� r� r� r� rb �putChildr� r� r �File)r r� rV �td�username�sub�pw_name� pw_passwd�pw_uid�pw_gid�pw_gecos�pw_dir�pw_shellr� �rsr� r r r �getChilde s< � � zUserDirectory.getChildr ) r" r# r$ rT r� r� r� r r� r� r� r r r r r� s * r� )(rT rh r� r� � ImportError�ior �xml.dom.minidomr �twisted.internetr r �twisted.loggerr �twisted.persistedr �twisted.spreadr �twisted.spread.bananar � twisted.webr r r r r �twisted.web.http_headersr � Referenceabler r< r% �setUnjellyableForClassrU rc rb �Root� Versionedr~ r� r r r r �<module> s0 � >N'
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