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a k�hNN � @ s� d Z ddlmZmZ ddlmZ ddlmZmZm Z m Z m Z ddl m Z ddlmZ ddlmZ G dd � d e�ZG d d � d �ZG d d � d e�ZG dd� de�ZG dd� de�ZG dd� d�ZG dd� de�ZdS )z Test for L{twisted.web.proxy}. � )� MemoryReactor� StringTransportWithDisconnection)�TestCase)� ProxyClient�ProxyClientFactory� ProxyRequest�ReverseProxyRequest�ReverseProxyResource)�Resource)�Site�� DummyRequestc @ s@ e Zd ZdZdd� Zdd� Zdd� Zdd � Zd d � Zd d � Z dS )�ReverseProxyResourceTestsz, Tests for L{ReverseProxyResource}. c C s� t � }t� }tddd|�}|�d|� t|�}t� }|�d�}|�|� | �|j d� |� d| d � |j \\} } } } } | � | d� | � | d� | � | t� | � | j|� | � | jd d � dS ) z� Check that a request pointing at C{uri} produce a new proxy connection, with the path of this request pointing at C{expectedURI}. � 127.0.0.1�� � /paths indexNs GET s HTTP/1.1 Accept: text/html � hosts 127.0.0.1:1234)r r r ZputChildr r � buildProtocol�makeConnectionZ addCleanup�connectionLost� dataReceived� tcpClients� assertEqual�assertIsInstancer �rest�headers)�self�uri� expectedURI�root�reactor�resource�site� transport�channel�host�port�factory�_timeoutZ _bind_addr� r) ��/root/rpmbuild/BUILDROOT/imh-python39-modules-3.9.7-92.el8.x86_64/opt/imh-python/lib/python3.9/site-packages/twisted/web/test/test_proxy.py� _testRender s z%ReverseProxyResourceTests._testRenderc C s | � dd�S )z� Test that L{ReverseProxyResource.render} initiates a connection to the given server with a L{ProxyClientFactory} as parameter. s /indexr �r+ �r r) r) r* � test_render8 s z%ReverseProxyResourceTests.test_renderc C s | � dd�S )z� Test that L{ReverseProxyResource.render} will instantiate a child resource that will initiate a connection to the given server requesting the apropiate url subpath. s /index/page1s /path/page1r, r- r) r) r* �test_render_subpage? s z-ReverseProxyResourceTests.test_render_subpagec C s | � dd�S )zr Test that L{ReverseProxyResource.render} passes query parameters to the created factory. s /index?foo=bars /path?foo=barr, r- r) r) r* �test_renderWithQueryG s z.ReverseProxyResourceTests.test_renderWithQueryc C sj t � }tddd|�}|�dd�}| �|t� | �|jd� | �|jd� | �|jd� | �|j |j � dS )a The L{ReverseProxyResource.getChild} method should return a resource instance with the same class as the originating resource, forward port, host, and reactor values, and update the path value with the value passed. r r r � fooNs /path/foo) r r �getChildr r �pathr& r% ZassertIdenticalr )r r r! �childr) r) r* � test_getChildN s z'ReverseProxyResourceTests.test_getChildc C s* t ddd�}|�dd�}| �|jd� dS )zu The L{ReverseProxyResource} return by C{getChild} has a path which has already been quoted. r r r s /%Ns /path/%20%2F%25)r r2 r r3 )r r! r4 r) r) r* �test_getChildWithSpecial_ s z2ReverseProxyResourceTests.test_getChildWithSpecialN) �__name__� __module__� __qualname__�__doc__r+ r. r/ r0 r5 r6 r) r) r) r* r s r c @ s0 e Zd ZdZdd� Zdd� Zdd� Zdd � Zd S ) � DummyChannelz� A dummy HTTP channel, that does nothing but holds a transport and saves connection lost. @ivar transport: the transport used by the client. @ivar lostReason: the reason saved at connection lost. c C s || _ d| _dS )z4 Hold a reference to the transport. N)r# � lostReason)r r# r) r) r* �__init__r s zDummyChannel.__init__c C s || _ dS )z; Keep track of the connection lost reason. N)r< )r �reasonr) r) r* r y s zDummyChannel.connectionLostc C s | j �� S )z: Get peer information from the transport. )r# �getPeerr- r) r) r* r? s zDummyChannel.getPeerc C s | j �� S )z: Get host information from the transport. )r# �getHostr- r) r) r* r@ � s zDummyChannel.getHostN)r7 r8 r9 r: r= r r? r@ r) r) r) r* r; i s r; c @ s� e Zd ZdZdd� Zdd� Zd&d d �Zd d � Zd d� Zdd� Z dd� Z d'dd�Z dd� Z dd� Z dd� Zd d � Zd d � Zd d!� Zd"d#� Zd$d%� ZdS )(�ProxyClientTestsz# Tests for L{ProxyClient}. c C s: |� d�\}}|� d�}|�d�}|tdd� |D ��|fS )aC Parse the headers out of some web content. @param content: Bytes received from a web server. @return: A tuple of (requestLine, headers, body). C{headers} is a dict of headers, C{requestLine} is the first line (e.g. "POST /foo ...") and C{body} is whatever is left. s � r c s s | ]}|� d �V qdS )� : N)�split)�.0�headerr) r) r* � <genexpr>� � z4ProxyClientTests._parseOutHeaders.<locals>.<genexpr>)rD �pop�dict)r �contentr �body� requestLiner) r) r* �_parseOutHeaders� s z!ProxyClientTests._parseOutHeadersc C s t |�S )z� Make a dummy request object for the URL path. @param path: A URL path, beginning with a slash. @return: A L{DummyRequest}. r )r r3 r) r) r* � makeRequest� s z ProxyClientTests.makeRequest� GETNrH c C s, |du rddi}d|j }t||d|||�S )a� Make a L{ProxyClient} object used for testing. @param request: The request to use. @param method: The HTTP method to use, GET by default. @param headers: The HTTP headers to use expressed as a dict. If not provided, defaults to {'accept': 'text/html'}. @param requestBody: The body of the request. Defaults to the empty string. @return: A L{ProxyClient} N� accept� text/html� /� HTTP/1.0)Zpostpathr )r �request�methodr � requestBodyr3 r) r) r* �makeProxyClient� s z ProxyClientTests.makeProxyClientc C s t � }||_|�|� |S )z� Connect a proxy client to a L{StringTransportWithDisconnection}. @param proxyClient: A L{ProxyClient}. @return: The L{StringTransportWithDisconnection}. )r �protocolr )r � proxyClientZclientTransportr) r) r* � connectProxy� s z ProxyClientTests.connectProxyc C s@ | � |� |j�� }| �|�\}}}| �||� | �||� |S )a` Assert that C{proxyClient} sends C{headers} when it connects. @param proxyClient: A L{ProxyClient}. @param requestLine: The request line we expect to be sent. @param headers: A dict of headers we expect to be sent. @return: If the assertion is successful, return the request body as bytes. )r[ r# �valuerN r )r rZ rM r ZrequestContentZ receivedLine�receivedHeadersrL r) r) r* �assertForwardsHeaders� s z&ProxyClientTests.assertForwardsHeadersc C s^ dt |��d� d | g}|D ]$\}}|D ]}|�|d | � q,q |�d|g� d�|�S )Ns HTTP/1.0 �ascii� rC rH rB )�str�encode�append�extend�join) r �code�messager rL �linesrF �valuesr\ r) r) r* �makeResponseBytes� s z"ProxyClientTests.makeResponseBytesc C sj | � |j|� | � |j|� t|j�� �}|�� |dd� }|�� | � ||� | � d�|j�|� dS )aK Assert that C{request} has forwarded a response from the server. @param request: A L{DummyRequest}. @param code: The expected HTTP response code. @param message: The expected HTTP message. @param headers: The expected HTTP headers. @param body: The expected response body. NrH ) r � responseCode�responseMessage�list�responseHeaders�getAllRawHeaders�sortre �written)r rU rf rg r rL r] �expectedHeadersr) r) r* �assertForwardsResponse� s z'ProxyClientTests.assertForwardsResponseTc C s� | � d�}| �||ddi|�} | �| |d ddd��} | �| |� | �| �||||�� | �|||||� |rx| j�� | � | jj � | �|j d� dS ) z� Build a fake proxy connection, and send C{data} over it, checking that it's forwarded to the originating request. r1 rQ rR s /foo HTTP/1.0� close)� connectionrQ � N) rO rX r^ r r rj rs r# �loseConnectionZ assertFalse� connected�finished) r rf rg r rL rV rW rw rU �clientZ receivedBodyr) r) r* �_testDataForward� s �� z!ProxyClientTests._testDataForwardc C s | � dddddgfgd�S )z� When connected to the server, L{ProxyClient} should send the saved request, with modifications of the headers, and then forward the result to the parent request. �� � OK� Foo� bars baz� Some data �r{ r- r) r) r* � test_forward s �z ProxyClientTests.test_forwardc C s | � ddddgfgddd�S )z~ Try to post content in the request, and check that the proxy client forward the body of the request. r| r} r~ r r� � POST� Some contentr� r- r) r) r* � test_postData' s �z ProxyClientTests.test_postDatac C s | � ddg d�S )z� If the response contains a status with a message, it should be forwarded to the parent request with all the information. i� s Not FoundrH r� r- r) r) r* �test_statusWithMessage0 s z'ProxyClientTests.test_statusWithMessagec C s* d}| � dddtt|���d�gfg|�S )z� If the response contains a I{Content-Length} header, the inbound request object should still only have C{finish} called on it once. � foo bar bazr| r} � Content-Lengthr_ �r{ ra �lenrb �r �datar) r) r* �test_contentLength7 s �z#ProxyClientTests.test_contentLengthc C s. d}| j dddtt|���d�gfg|dd�S )z� If the response contains a I{Content-Length} header, the outgoing connection is closed when all response body data has been received. r� r| r} r� r_ F)rw r� r� r) r) r* �test_losesConnectionA s �z%ProxyClientTests.test_losesConnectionc C s0 t dddddd�dd�}| �|jdd d �� dS ) z� The headers given at initialization should be modified: B{proxy-connection} should be removed if present, and B{connection} should be added. rP � /foorT rR r1 )rQ s proxy-connectionrH Nrt �rQ ru )r r r )r rz r) r) r* �test_headersCleanupsO s � �z%ProxyClientTests.test_headersCleanupsc C sF dddd�}|� � }d|d< |d= tddd |d d �}| �|d |� d S ) z� The proxy doesn't really know what to do with keepalive things from the remote server, so we stomp over any keepalive header we get from the client. rR s 300� keep-alive)rQ r� ru rt ru rP r� rT rH Ns GET /foo HTTP/1.0)�copyr r^ )r r rr rz r) r) r* �test_keepaliveNotForwardeda s �z+ProxyClientTests.test_keepaliveNotForwardedc C s� | � d�}|j�ddg� |j�ddg� |j�ddg� | j|dd id �}| �|� d gd gd gd�}|�| �dd|�� d�� | �|ddt |�� �d� dS )z� L{server.Request} within the proxy sets certain response headers by default. When we get these headers back from the remote server, the defaults are overridden rather than simply appended. r1 s servers old-bars dates old-bazs content-types old/quxrQ rR )r r s 2010-01-01s application/x-baz)s Servers Date� Content-Typer| r} rH N) rO rn Z setRawHeadersrX r[ r rj �itemsrs rm )r rU rz r r) r) r* � test_defaultHeadersOverriddenr s �z.ProxyClientTests.test_defaultHeadersOverridden)rP NrH )rP rH T)r7 r8 r9 r: rN rO rX r[ r^ rj rs r{ r� r� r� r� r� r� r� r� r) r) r) r* rA � s( � , rA c @ s e Zd ZdZdd� Zdd� ZdS )�ProxyClientFactoryTestsz* Tests for L{ProxyClientFactory}. c C s� t dg�}tdddddid|�}|�dd� | �|jd � | �|jd � | �t|j�� �d dgfg� | �d � |j �d � | �|j d� dS )z� Check that L{ProxyClientFactory.clientConnectionFailed} produces a B{501} response to the parent request. r1 rP r� rT rQ rR � Ni� s Gateway errorr� rH s <H1>Could not connect</H1>rv ) r r ZclientConnectionFailedr rk rl rm rn ro re rq ry )r rU r' r) r) r* �test_connectionFailed� s � �z-ProxyClientFactoryTests.test_connectionFailedc C sn t dddddidd�}|�d�}| �|t� | �|jd� | �|jd� | �|jd� | �|jddd �� dS ) z� L{ProxyClientFactory.buildProtocol} should produce a L{ProxyClient} with the same values of attributes (with updates on the headers). rP r� rT rQ rR s Some dataNrt r� ) r r r r r �commandr r� r )r r' �protor) r) r* �test_buildProtocol� s � �z*ProxyClientFactoryTests.test_buildProtocolN)r7 r8 r9 r: r� r� r) r) r) r* r� � s r� c @ s: e Zd ZdZddd�Zdd� Zdd � Zd d � Zd d � ZdS )�ProxyRequestTestsz$ Tests for L{ProxyRequest}. rP rH c C s� t � }t|�}t� }t|d|�}|�t|�� |�|� |�|d| d� | �t|j �d� | �|j d d d� | �|j d d d� |j d d } | � | t � | �| j |� | �| j d� | �| jd d i� | �| j|� | �| j|� | �| j|� d S ) z� Build a request pointing at C{uri}, and check that a proxied request is created, pointing a C{expectedURI}. Fs http://example.comrT rv r � example.com�P � r � example.comN)r r; r r � gotLengthr� ZhandleContentChunk�requestReceivedr r r r r� �versionr r� r Zfather) r r r rV r� r# r$ r rU r' r) r) r* � _testProcess� s$ z ProxyRequestTests._testProcessc C s | � dd�S )a� L{ProxyRequest.process} should create a connection to the given server, with a L{ProxyClientFactory} as connection factory, with the correct parameters: - forward comment, version and data values - update headers with the B{host} value - remove the host from the URL - pass the request as parent request � /foo/bar�r� r- r) r) r* � test_process� s z ProxyRequestTests.test_processc C s | � dd�S )z� If the incoming request doesn't contain a slash, L{ProxyRequest.process} should add one when instantiating L{ProxyClientFactory}. rH rS r� r- r) r) r* � test_processWithoutTrailingSlash� s z2ProxyRequestTests.test_processWithoutTrailingSlashc C s | � dddd�S )zl L{ProxyRequest.process} should be able to retrieve request body and to forward it. r� r� r� r� r- r) r) r* �test_processWithData� s z&ProxyRequestTests.test_processWithDatac C sz t � }t|�}t� }t|d|�}|�d� |�ddd� | �t|j�d� | �|jd d d� | �|jd d d� d S ) z� Check that L{ProxyRequest.process} correctly parse port in the incoming URL, and create an outgoing connection with this port. Fr rP s http://example.com:1234/foo/barrT rv r� r N) r r; r r r� r� r r� r )r r# r$ r rU r) r) r* �test_processWithPort� s z&ProxyRequestTests.test_processWithPortN)rP rH ) r7 r8 r9 r: r� r� r� r� r� r) r) r) r* r� � s r� c @ s e Zd ZdZdd� ZdS )� DummyFactoryz> A simple holder for C{host} and C{port} information. c C s || _ || _d S )N)r% r& )r r% r& r) r) r* r= s zDummyFactory.__init__N)r7 r8 r9 r: r= r) r) r) r* r� � s r� c @ s e Zd ZdZdd� ZdS )�ReverseProxyRequestTestsz+ Tests for L{ReverseProxyRequest}. c C s� t � }t|�}t� }t|d|�}tdd�|_|�d� |�ddd� | �t |j �d� | �|j d d d� | �|j d d d� |j d d }| � |t � | �|j d d i� d S ) a L{ReverseProxyRequest.process} should create a connection to its factory host/port, using a L{ProxyClientFactory} instantiated with the correct parameters, and particularly set the B{host} header to the factory host. Fr� r r rP r� rT rv r� r r� N)r r; r r r� r' r� r� r r� r r r r )r r# r$ r rU r' r) r) r* r� s z%ReverseProxyRequestTests.test_processN)r7 r8 r9 r: r� r) r) r) r* r� s r� N)r: Ztwisted.test.proto_helpersr r Ztwisted.trial.unittestr Ztwisted.web.proxyr r r r r Ztwisted.web.resourcer Ztwisted.web.serverr Ztwisted.web.test.test_webr r r; rA r� r� r� r� r) r) r) r* �<module> s S# |+L
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