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Editing: smtpd.cpython-38.opt-2.pyc
U e5d�� � @ sZ d dl Z d dlZd dlZd dlZd dlZd dlZd dlZd dlZd dlZd dl m Z d dl m Z m Z dddddgZe jd Zd ZG d d � d �Ze� ad Zd ZdZd$dd�ZG dd� dej�ZG dd� dej�ZG dd� de�Z G dd� de�Z G dd� de �Z G dd� d�Z dd� Z e!dk�rVe � Z"e"j#Z#d e#k�rle#�$d �Z%e&e#de%� e'� e(� dg�Z)e#e%d d� Z#nd dl*Z)e+e)e#�Z,e,e"j-e"j.fe"j/e"j0fe"j1e"j2d �Z3e"j4�r2z d dl5Z5W n. e6k �r� e7d e j8d � e �9d � Y nX e5�:d!�d" Z;ze�4e;� W n. e<k �r0 e7d#e j8d � e �9d � Y nX z e�=� W n e>k �rT Y nX dS )%� N)�warn)� get_addr_spec�get_angle_addr� SMTPChannel� SMTPServer�DebuggingServer� PureProxy� MailmanProxyz Python SMTP proxy version 0.3c @ s e Zd Zdd� Zdd� ZdS )�Devnullc C s d S �N� ��self�msgr r � /usr/lib64/python3.8/smtpd.py�writef � z Devnull.writec C s d S r r �r r r r �flushg r z Devnull.flushN)�__name__� __module__� __qualname__r r r r r r r e s r � z, i � c C s4 t tt� tjd� |r&t |tjd� t�| � d S )N��file)�print�__doc__�globals�sys�stderr�exit)�coder r r r �usagep s r# c @ s� e Zd ZdZdZdZe�efdd��Ze dd� �Z e dd d fd d �Z d d � Z dd� Ze dd� �Zejdd� �Ze dd� �Zejdd� �Ze dd� �Zejdd� �Ze dd� �Zejdd� �Ze d d � �Zejd d � �Ze d d � �Zejd!d � �Ze d"d#� �Zejd$d#� �Ze d%d&� �Zejd'd&� �Ze d(d)� �Zejd*d)� �Ze d+d,� �Zejd-d,� �Ze d.d/� �Zejd0d/� �Zd1d2� Zd3d4� Z d5d6� Z d7d8� Z d9d:� Z d;d<� Z d=d>� Z!d?d@� Z"dAdB� Z#dCdD� Z$dEdF� Z%dGdH� Z&dIdJ� Z'dKdL� Z(dMdN� Z)dOdP� Z*dQdR� Z+dS )Sr r � i c C s | S r r )�xr r r �<lambda>| r zSMTPChannel.<lambda>c C s0 zt | j�� �W S tk r* | j Y S X d S r )�max�command_size_limits�values� ValueError�command_size_limitr r r r �max_command_size_limit~ s z"SMTPChannel.max_command_size_limitNFc C s& t jj| ||d� || _|| _|| _|| _|| _|| _|rF|rFt d��|rdd| _ d| _ d| _ t | _n d| _ d| _ td�| _ d | _| �� d| _d | _| j�� t�� | _z|�� | _W nB tk r� } z$| �� |j d t j kr� W Y �d S d }~X Y nX t d t | j�t!d � | �"d| jt#f � d S )N��map�Fdecode_data and enable_SMTPUTF8 cannot be set to True at the same timer � �.r � � .� Fr zPeer:r z 220 %s %s)$�asynchat� async_chat�__init__� smtp_server�conn�addr�data_size_limit�enable_SMTPUTF8� _decode_datar* � _emptystring�_linesep�_dotsep�NEWLINE�_newline�ord�_set_rset_state� seen_greeting� extended_smtpr( �clear�socketZgetfqdn�fqdnZ getpeername�peer�OSError�close�args�errnoZENOTCONNr �repr� DEBUGSTREAM�push� __version__) r Zserverr9 r: r; r. r< � decode_data�errr r r r7 � s@ zSMTPChannel.__init__c C s. | j | _d | _g | _d| _d| _| �d� d S )NFr r2 )�COMMAND� smtp_state�mailfrom�rcpttos�require_SMTPUTF8� num_bytes�set_terminatorr r r r �_set_post_data_state� s z SMTPChannel._set_post_data_statec C s | � � d| _g | _d S �Nr )r\ � received_data�received_linesr r r r rD � s zSMTPChannel._set_rset_statec C s t dtd� | jS )NzTAccess to __server attribute on SMTPChannel is deprecated, use 'smtp_server' instead� �r �DeprecationWarningr8 r r r r �__server� s �zSMTPChannel.__serverc C s t dtd� || _d S )NzRSetting __server attribute on SMTPChannel is deprecated, set 'smtp_server' insteadr` ra �r �valuer r r rc � s �c C s t dtd� | jS )NzUAccess to __line attribute on SMTPChannel is deprecated, use 'received_lines' insteadr` �r rb r_ r r r r �__line� s �zSMTPChannel.__linec C s t dtd� || _d S )NzSSetting __line attribute on SMTPChannel is deprecated, set 'received_lines' insteadr` rf rd r r r rg � s �c C s t dtd� | jS )NzRAccess to __state attribute on SMTPChannel is deprecated, use 'smtp_state' insteadr` �r rb rV r r r r �__state� s �zSMTPChannel.__statec C s t dtd� || _d S )NzPSetting __state attribute on SMTPChannel is deprecated, set 'smtp_state' insteadr` rh rd r r r ri � s �c C s t dtd� | jS )NzXAccess to __greeting attribute on SMTPChannel is deprecated, use 'seen_greeting' insteadr` �r rb rE r r r r � __greeting� s �zSMTPChannel.__greetingc C s t dtd� || _d S )NzVSetting __greeting attribute on SMTPChannel is deprecated, set 'seen_greeting' insteadr` rj rd r r r rk � s �c C s t dtd� | jS )NzSAccess to __mailfrom attribute on SMTPChannel is deprecated, use 'mailfrom' insteadr` �r rb rW r r r r � __mailfrom� s �zSMTPChannel.__mailfromc C s t dtd� || _d S )NzQSetting __mailfrom attribute on SMTPChannel is deprecated, set 'mailfrom' insteadr` rl rd r r r rm � s �c C s t dtd� | jS )NzQAccess to __rcpttos attribute on SMTPChannel is deprecated, use 'rcpttos' insteadr` �r rb rX r r r r � __rcpttos� s �zSMTPChannel.__rcpttosc C s t dtd� || _d S )NzOSetting __rcpttos attribute on SMTPChannel is deprecated, set 'rcpttos' insteadr` rn rd r r r ro � s �c C s t dtd� | jS )NzTAccess to __data attribute on SMTPChannel is deprecated, use 'received_data' insteadr` �r rb r^ r r r r �__data� s �zSMTPChannel.__datac C s t dtd� || _d S )NzRSetting __data attribute on SMTPChannel is deprecated, set 'received_data' insteadr` rp rd r r r rq s �c C s t dtd� | jS )NzKAccess to __fqdn attribute on SMTPChannel is deprecated, use 'fqdn' insteadr` �r rb rI r r r r �__fqdn s �zSMTPChannel.__fqdnc C s t dtd� || _d S )NzISetting __fqdn attribute on SMTPChannel is deprecated, set 'fqdn' insteadr` rr rd r r r rs s �c C s t dtd� | jS )NzKAccess to __peer attribute on SMTPChannel is deprecated, use 'peer' insteadr` �r rb rJ r r r r �__peer s �zSMTPChannel.__peerc C s t dtd� || _d S )NzISetting __peer attribute on SMTPChannel is deprecated, set 'peer' insteadr` rt rd r r r ru s �c C s t dtd� | jS )NzKAccess to __conn attribute on SMTPChannel is deprecated, use 'conn' insteadr` �r rb r9 r r r r �__conn s �zSMTPChannel.__connc C s t dtd� || _d S )NzISetting __conn attribute on SMTPChannel is deprecated, set 'conn' insteadr` rv rd r r r rw % s �c C s t dtd� | jS )NzKAccess to __addr attribute on SMTPChannel is deprecated, use 'addr' insteadr` �r rb r: r r r r �__addr+ s �zSMTPChannel.__addrc C s t dtd� || _d S )NzISetting __addr attribute on SMTPChannel is deprecated, set 'addr' insteadr` rx rd r r r ry 0 s �c C s& t j�| t|d | jrdnd�� d S )Nr0 �utf-8�ascii)r5 r6 rQ �bytesrY r r r r rQ 7 s �zSMTPChannel.pushc C s| d }| j | jkr| j}n| j | jkr*| j}|r<| j|kr<d S |rR| jt|�7 _| jrl| j� t |d�� n | j� |� d S )Nrz ) rV rU r, �DATAr; rZ �lenr= r_ �append�str)r �data�limitr r r �collect_incoming_data< s z!SMTPChannel.collect_incoming_datac C s | j �| j�}tdt|�td� g | _| j| jk�r| jd }| _|sT| � d� d S | j sdt |d�}|� d�}|dk r�|� � }d }n$|d |� � � }||d d � �� }| jr�| j| n| j}||kr�| � d� d S t| d | d �}|s�| � d | � d S ||� d S | j| jk�r(| � d � d| _d S | j�rR| j| jk�rR| � d � d| _d S g }|�| j�D ]:} | �r�| d | jk�r�|�| dd � � n |�| � �qb| j�|�| _| j| j | j | jf} i } | j �s�| j | j d �} | j j!| | �} | �"� | �s| � d� n | � | � d S )NzData:r r z500 Error: bad syntaxrz � r$ z500 Error: line too longZsmtp_z&500 Error: command "%s" not recognizedz451 Internal confusionz 552 Error: Too much mail data)� mail_options� rcpt_options�250 OK)#r> �joinr_ r rO rP rV rU rZ rQ r= r� �find�upper�striprF r( r+ �getattrr} r; �splitr? r@ r rB r^ rJ rW rX r� r� r8 �process_messager\ ) r �lineZsz�i�command�argZmax_sz�methodr� �textrM �kwargsZstatusr r r �found_terminatorL sl � � � z SMTPChannel.found_terminatorc C sH |s| � d� d S | jr&| � d� d S | �� || _| � d| j � d S )Nz501 Syntax: HELO hostname�503 Duplicate HELO/EHLOz250 %s)rQ rE rD rI �r r� r r r � smtp_HELO� s zSMTPChannel.smtp_HELOc C s� |s| � d� d S | jr&| � d� d S | �� || _d| _| � d| j � | jrr| � d| j � | jd d7 < | js�| � d� | jr�| � d � | jd d 7 < | � d � d S ) Nz501 Syntax: EHLO hostnamer� Tz250-%sz 250-SIZE %s�MAIL� z 250-8BITMIMEz 250-SMTPUTF8� z250 HELP) rQ rE rD rF rI r; r( r= r< r� r r r � smtp_EHLO� s& zSMTPChannel.smtp_EHLOc C s |r| � d� n | � d� d S )Nz501 Syntax: NOOPr� �rQ r� r r r � smtp_NOOP� s zSMTPChannel.smtp_NOOPc C s | � d� | �� d S )Nz221 Bye)rQ Zclose_when_doner� r r r � smtp_QUIT� s zSMTPChannel.smtp_QUITc C s0 t |�}|d |� �� |kr,||d � �� S dS r] )r~ r� r� )r �keywordr� Zkeylenr r r �_strip_command_keyword� s z"SMTPChannel._strip_command_keywordc C sF |sdS |� � �d�r$t|�\}}n t|�\}}|s<||fS |j|fS )N)r r �<)�lstrip� startswithr r Z addr_spec)r r� �address�restr r r �_getaddr� s zSMTPChannel._getaddrc C sH i }|D ]:}|� d�\}}}|�� r,|r2|s2 d S |r:|nd||< q|S )N�=T)� partition�isalnum)r �params�resultZparam�eqre r r r � _getparams� s zSMTPChannel._getparamsc C s |r�d}|� � }|dkr$| �d� q�|dkr8| �d� q�|dkr^d}| jrR||7 }| �|� q�|dkr�d }| jrx||7 }| �|� q�|d kr�| �d � q�|d kr�| �d � q�|dkr�| �d� q�|dkr�| �d� q�|dkr�| �d� q�| �d� n | �d� d S )N� [SP <mail-parameters>]ZEHLOz250 Syntax: EHLO hostnameZHELOz250 Syntax: HELO hostnamer� z 250 Syntax: MAIL FROM: <address>ZRCPTz 250 Syntax: RCPT TO: <address>r} z250 Syntax: DATAZRSETz250 Syntax: RSETZNOOPz250 Syntax: NOOPZQUITz250 Syntax: QUITZVRFYz250 Syntax: VRFY <address>zD501 Supported commands: EHLO HELO MAIL RCPT DATA RSET NOOP QUIT VRFYzD250 Supported commands: EHLO HELO MAIL RCPT DATA RSET NOOP QUIT VRFY)r� rQ rF )r r� ZextendedZlc_argr r r r � smtp_HELP� s: zSMTPChannel.smtp_HELPc C s@ |r2| � |�\}}|r"| �d� q<| �d| � n | �d� d S )NzB252 Cannot VRFY user, but will accept message and attempt deliveryz502 Could not VRFY %sz501 Syntax: VRFY <address>)r� rQ )r r� r� r� r r r � smtp_VRFY� s zSMTPChannel.smtp_VRFYc C s� | j s| �d� d S td|td� d}| jr4|d7 }|d krJ| �|� d S | �d|�}| �|�\}}|sv| �|� d S | js�|r�| �|� d S | jr�| �d� d S |�� � � | _ | � | j �}|d kr�| �|� d S | j s�|� dd �}|d kr�| �d � d S | j�r8|� d d �}|dk�r d| _n|d k �r8| �d� d S |� dd �}|�r�|�� �sb| �|� d S | j�r�t|�| jk�r�| �d� d S t|�� �dk�r�| �d� d S || _td| jtd� | �d� d S )N�503 Error: send HELO firstz ===> MAILr z 501 Syntax: MAIL FROM: <address>r� zFROM:z 503 Error: nested MAIL commandZBODY�7BIT)r� Z8BITMIMEz1501 Error: BODY can only be one of 7BIT, 8BITMIMEZSMTPUTF8FTz&501 Error: SMTPUTF8 takes no argumentsZSIZEz:552 Error: message size exceeds fixed maximum message sizer z:555 MAIL FROM parameters not recognized or not implementedzsender:r� )rE rQ r rP rF r� r� rW r� r� r� r� r= �popr< rY �isdigitr; �intr~ �keys)r r� � syntaxerrr� r� Zbody�smtputf8�sizer r r � smtp_MAIL sh zSMTPChannel.smtp_MAILc C s | j s| �d� d S td|td� | js6| �d� d S d}| jrH|d7 }|d kr^| �|� d S | �d|�}| �|�\}}|s�| �|� d S | js�|r�| �|� d S |�� � � | _ | � | j �}|d kr�| �|� d S t |� � �dkr�| �d � d S | j�|� td | jtd� | �d � d S ) Nr� z ===> RCPTr z 503 Error: need MAIL commandz 501 Syntax: RCPT TO: <address>r� zTO:r z8555 RCPT TO parameters not recognized or not implementedzrecips:r� )rE rQ r rP rW rF r� r� r� r� r� r� r~ r� rX r )r r� r� r� r� r r r � smtp_RCPT7 s@ zSMTPChannel.smtp_RCPTc C s( |r| � d� d S | �� | � d� d S )Nz501 Syntax: RSETr� )rQ rD r� r r r � smtp_RSETZ s zSMTPChannel.smtp_RSETc C sZ | j s| �d� d S | js(| �d� d S |r:| �d� d S | j| _| �d� | �d� d S )Nr� z 503 Error: need RCPT commandz501 Syntax: DATAs . z#354 End data with <CR><LF>.<CR><LF>)rE rQ rX r} rV r[ r� r r r � smtp_DATAa s zSMTPChannel.smtp_DATAc C s | � d� d S )Nz502 EXPN not implementedr� r� r r r � smtp_EXPNp s zSMTPChannel.smtp_EXPN),r r r rU r} r+ � collections� defaultdictr( �propertyr, �DATA_SIZE_DEFAULTr7 r\ rD Z_SMTPChannel__server�setterZ_SMTPChannel__lineZ_SMTPChannel__stateZ_SMTPChannel__greetingZ_SMTPChannel__mailfromZ_SMTPChannel__rcpttosZ_SMTPChannel__dataZ_SMTPChannel__fqdnZ_SMTPChannel__peerZ_SMTPChannel__connZ_SMTPChannel__addrrQ r� r� r� r� r� r� r� r� r� r� r� r� r� r� r� r� r r r r r w s� � ' > # 6#c @ s2 e Zd ZeZedddfdd�Zdd� Zdd� ZdS ) r NFc C s� || _ || _|| _|| _|| _|r.|r.td��tjj| |d� zNt j |dt j i�}| � |d d |d d � | � � | �|� | �d� W n | �� � Y n(X td| jjt�t�� �||f td� d S ) Nr/ r- �typer r$ � z0%s started at %s Local addr: %s Remote addr:%sr )Z _localaddr� _remoteaddrr; r< r= r* �asyncore� dispatcherr7 rH Z getaddrinfoZ SOCK_STREAMZ create_socketZset_reuse_addrZbindZlistenrL r � __class__r �time�ctimerP )r Z localaddrZ remoteaddrr; r. r< rS Z gai_resultsr r r r7 x s6 � ��zSMTPServer.__init__c C s6 t dt|� td� | �| ||| j| j| j| j�}d S )NzIncoming connection from %sr )r rO rP � channel_classr; �_mapr< r= )r r9 r: Zchannelr r r �handle_accepted� s �zSMTPServer.handle_acceptedc K s t �d S r )�NotImplementedError�r rJ rW rX r� r� r r r r� � s zSMTPServer.process_message) r r r r r� r� r7 r� r� r r r r r t s � c @ s e Zd Zdd� Zdd� ZdS )r c C sl d}|� � }|D ]V}|rL|sLd|d }t|t�s@t|�d��}t|� d}t|t�s^t|�}t|� qd S )Nr$ zX-Peer: r rz )� splitlines� isinstancer� rO �encoder )r rJ r� Z inheaders�linesr� Z peerheaderr r r �_print_message_content� s z&DebuggingServer._print_message_contentc K sX t d� |r@|�d�r&t d|d � |�d�r@t d|d � | �||� t d� d S )Nz%---------- MESSAGE FOLLOWS ----------r� zmail options: %sr� zrcpt options: %s z%------------ END MESSAGE ------------)r �getr� r� r r r r� � s z DebuggingServer.process_messageN)r r r r� r� r r r r r � s c s, e Zd Z� fdd�Zdd� Zdd� Z� ZS )r c s. d|kr|d rt d��tt| �j||� d S )Nr< z$PureProxy does not support SMTPUTF8.�r* �superr r7 �r rM r� �r� r r r7 � s zPureProxy.__init__c C sf |� d�}d}|D ]}|s q(|d7 }q|�|d|d � t�|�}| �|||�}td|td� d S )Nr r r$ z X-Peer: %szwe got some refusals:r )r� �insertrA r� �_deliverr rP ) r rJ rW rX r� r� r� r� �refusedr r r r� � s zPureProxy.process_messagec C s� dd l }i }zB|�� }|�| jd | jd � z|�|||�}W 5 |�� X W n� |jk r� } ztdtd� |j }W 5 d }~X Y nf t |j fk r� } zBtd|j td� t |dd�}t |dd �} |D ]} || f|| < q�W 5 d }~X Y nX |S ) Nr r$ zgot SMTPRecipientsRefusedr ZgotZ smtp_code���Z smtp_error�ignore)�smtplibZSMTPZconnectr� �quitZsendmailZSMTPRecipientsRefusedr rP Z recipientsrK Z SMTPExceptionr� r� ) r rW rX r� r� r� �s�eZerrcode�errmsg�rr r r r� � s$ zPureProxy._deliver)r r r r7 r� r� � __classcell__r r r� r r � s c s$ e Zd Z� fdd�Zdd� Z� ZS )r c s. d|kr|d rt d��tt| �j||� d S )Nr< z'MailmanProxy does not support SMTPUTF8.r� r� r� r r r7 s zMailmanProxy.__init__c C s* ddl m} ddlm} ddlm} ddlm} g } |D ]t} | �� �d�d } | �d�} t| �dkrfq8| d } t| �dkr�| d }nd }|� | �r8|d kr�q8| � | | |f� q8| D ]\} } }|� | � q�t d d � |�td� |r�| �|||�}t d|td� i }||�}|�|�}|�d��s&||d< |�d��sDt�t�� �|d< | D ]�\} } }t d| td� |�| �}|�s�|j| dd�}||| < |d k�r�|j|d d� n�|dk�r�|j|d d� nh|dk�r�|j|d d� nN|dk�r�|j|d d � n4|d k�rH|d k�r d |d < nd!|d < |j|d d � �qHd S )"Nr )�StringIO)�Utils)�Message)�MailList�@�-r` r$ r )r �admin�owner�requestr� �leavezforwarding recips:r� r zwe got refusals:�fromZFrom�dateZDatezsending message to)�lock)�tolistr� )Ztoadminr� )Ztoownerr� )Z torequest)r� r� r� Z subscribeZSubjectZ unsubscribe)�ior� ZMailmanr� r� r� �lowerr� r~ Z list_existsr �remover r� rP r� r� r� r� ZEnqueue)r rJ rW rX r� r� r� r� r� Z listnamesZrcptZlocal�partsZlistnamer� r� Zmlistsr� r Zmlistr r r r� sb z MailmanProxy.process_message)r r r r7 r� r� r r r� r r s c @ s e Zd ZdZdZdZdZdS )�OptionsTr NF)r r r �setuid� classname� size_limitr< r r r r r� _ s r� c C sp z.t � tjdd � dddddddd g�\} }W n. t jk r\ } ztd|� W 5 d }~X Y nX t� }| D ]�\}}|d kr�td � qh|d kr�tt� t�d � qh|d kr�d|_ qh|dkr�||_ qh|dkr�tj a qh|dkr�d|_ qh|dkrhzt|�}||_W qh td| tj d� t�d� Y qhX qht|�dk �r<d}d}nPt|�dk �rX|d }d}n4t|�dk �rx|d }|d }ntddt�|� � |�d�} | d k �r�tdd | � |d | � |_zt|| d d � �|_W n$ tk �r� tdd | � Y nX |�d�} | d k �r tdd | � |d | � |_zt|| d d � �|_W n$ tk �rj tdd | � Y nX |S ) Nr$ z nVhc:s:duzclass=Znosetuid�version�helpzsize=�debugr� )z-hz--helpr )z-Vz --version)z-nz --nosetuidF)z-cz--class)z-dz--debug)z-uz --smtputf8T)z-sz--sizezInvalid size: r zlocalhost:8025z localhost:25r` � zInvalid arguments: %s�:zBad local spec: %szBad local port: %szBad remote spec: %szBad remote port: %s)�getoptr �argv�errorr# r� r rR r! r� r� r rP r< r� r� r~ � COMMASPACEr� r� � localhost� localportr* � remotehost� remoteport) ZoptsrM r� �options�optr� Zint_sizeZ localspecZ remotespecr� r r r � parseargsf sv �� r �__main__r1 r$ )r< z7Cannot import module "pwd"; try running with -n option.r �nobodyr` z3Cannot setuid "nobody"; try running with -n option.)r )?r �osrN r r� rH r� r5 r� �warningsr Zemail._header_value_parserr r �__all__r ZprogramrR r rP rA r r� r# r6 r r� r r r r r� r r r r� �rfindZlastdot� __import__r �locals�modr r� Zclass_r r r r r� r< �proxyr� �pwd� ImportErrorr r r! �getpwnamr �PermissionErrorZloop�KeyboardInterruptr r r r �<module>P s� � M -SB �
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