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smtpd.cpython-310.opt-2.pyc
o �?Ogj� � @ s^ d dl Z d dlZd dlZd dlZd dlZd dlZd dlZd dlmZ d dl m Z m Z g d�Z ede dd� d dlZd dlZe jd ZdZG d d � d �Ze� ad Zd Zd Zd'dd�ZG dd� dej�ZG dd� dej�Z G dd� de �Z G dd� de �Z G dd� de �Z G dd � d �Z d d � Z!e"d k�r-e!� Z#e#j$Z$d e$v r�e$�%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#j0e#j1fe#j2e#j3d"�Z4e#j5�rzd dl6Z6W n e7y� e8d#e j9d$� e �:d!� Y nw e6�;d%�d Z<ze�5e<� W n e=�y e8d&e j9d$� e �:d!� Y nw ze�>� W dS e?�y, Y dS w dS )(� N)�warn)� get_addr_spec�get_angle_addr)� SMTPChannel� SMTPServer�DebuggingServer� PureProxy� MailmanProxyz�The smtpd module is deprecated and unmaintained and will be removed in Python 3.12. 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)�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� || _|| _|| _|| _|| _|| _|r#|r#t d��|r2d| _ d| _ d| _ t | _nd| _ d| _ td�| _ d | _| �� d| _d | _| j�� t�� | _z|�� | _W n tyy } z| �� |j t j krn� W Y d }~d S d }~ww 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 � �.� � � .� FzPeer: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�errnoZENOTCONNr �repr� DEBUGSTREAM�push� __version__) r Zserverr> r? r@ r2 rA � decode_data�errr r r r< � sD ��zSMTPChannel.__init__c C s0 | j | _d | _g | _d| _d| _| �d� d S )NFr r7 )�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 rI � s zSMTPChannel._set_rset_statec C � t dtd� | jS )NzTAccess to __server attribute on SMTPChannel is deprecated, use 'smtp_server' insteadr �r �DeprecationWarningr= r r r r �__server� � �zSMTPChannel.__serverc C � t dtd� || _d S )NzRSetting __server attribute on SMTPChannel is deprecated, set 'smtp_server' insteadr re �r �valuer r r rg � � � c C rd )NzUAccess to __line attribute on SMTPChannel is deprecated, use 'received_lines' insteadr �r rf rc r r r r �__line� rh zSMTPChannel.__linec C ri )NzSSetting __line attribute on SMTPChannel is deprecated, set 'received_lines' insteadr rm rj r r r rn � rl c C rd )NzRAccess to __state attribute on SMTPChannel is deprecated, use 'smtp_state' insteadr �r rf rZ r r r r �__state� rh zSMTPChannel.__statec C ri )NzPSetting __state attribute on SMTPChannel is deprecated, set 'smtp_state' insteadr ro rj r r r rp � rl c C rd )NzXAccess to __greeting attribute on SMTPChannel is deprecated, use 'seen_greeting' insteadr �r rf rJ r r r r � __greeting� rh zSMTPChannel.__greetingc C ri )NzVSetting __greeting attribute on SMTPChannel is deprecated, set 'seen_greeting' insteadr rq rj r r r rr � rl c C rd )NzSAccess to __mailfrom attribute on SMTPChannel is deprecated, use 'mailfrom' insteadr �r rf r[ r r r r � __mailfrom� rh zSMTPChannel.__mailfromc C ri )NzQSetting __mailfrom attribute on SMTPChannel is deprecated, set 'mailfrom' insteadr rs rj r r r rt � rl c C rd )NzQAccess to __rcpttos attribute on SMTPChannel is deprecated, use 'rcpttos' insteadr �r rf r\ r r r r � __rcpttos rh zSMTPChannel.__rcpttosc C ri )NzOSetting __rcpttos attribute on SMTPChannel is deprecated, set 'rcpttos' insteadr ru rj r r r rv rl c C rd )NzTAccess to __data attribute on SMTPChannel is deprecated, use 'received_data' insteadr �r rf rb r r r r �__data rh zSMTPChannel.__datac C ri )NzRSetting __data attribute on SMTPChannel is deprecated, set 'received_data' insteadr rw rj r r r rx rl c C rd )NzKAccess to __fqdn attribute on SMTPChannel is deprecated, use 'fqdn' insteadr �r rf rN r r r r �__fqdn rh zSMTPChannel.__fqdnc C ri )NzISetting __fqdn attribute on SMTPChannel is deprecated, set 'fqdn' insteadr ry rj r r r rz rl c C rd )NzKAccess to __peer attribute on SMTPChannel is deprecated, use 'peer' insteadr �r rf rO r r r r �__peer! rh zSMTPChannel.__peerc C ri )NzISetting __peer attribute on SMTPChannel is deprecated, set 'peer' insteadr r{ rj r r r r| & rl c C rd )NzKAccess to __conn attribute on SMTPChannel is deprecated, use 'conn' insteadr �r rf r> r r r r �__conn, rh zSMTPChannel.__connc C ri )NzISetting __conn attribute on SMTPChannel is deprecated, set 'conn' insteadr r} rj r r r r~ 1 rl c C rd )NzKAccess to __addr attribute on SMTPChannel is deprecated, use 'addr' insteadr �r rf r? r r r r �__addr7 rh zSMTPChannel.__addrc C ri )NzISetting __addr attribute on SMTPChannel is deprecated, set 'addr' insteadr r rj r r r r� < rl c C s& t j�| t|d | jr dnd�� d S )Nr4 �utf-8�ascii)r: r; rU �bytesr] r r r r rU C s �zSMTPChannel.pushc C s~ d }| j | jkr | j}n | j | jkr| j}|r | j|kr d S |r)| jt|�7 _| jr7| j� t |d�� d S | j� |� d S )Nr� ) rZ rY r0 �DATAr@ r^ �lenrB rc �append�str)r �data�limitr r r �collect_incoming_dataH s z!SMTPChannel.collect_incoming_datac C s | j �| j�}tdt|�td� g | _| j| jkr�| jd}| _|s)| � d� d S | j s1t |d�}|� d�}|dk rA|� � }d }n|d |� � � }||d d � �� }| jr[| j| n| j}||kri| � d� d S t| d | d �}|s|| � d | � d S ||� d S | j| jkr�| � d � d| _d S | jr�| j| jkr�| � d � d| _d S g }|�| j�D ]} | r�| d | jkr�|�| dd � � q�|�| � q�| j�|�| _| j| j | j | jf} i } | j s�| j | j d �} | j j!| i | ��} | �"� | s�| � d� d S | � | � d S )NzData:r r z500 Error: bad syntaxr� � 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)#rC �joinrc r rS rT rZ rY r^ rU rB r� �find�upper�striprK r, r/ �getattrr� r@ �splitrD rE r� rG rb rO r[ r\ r� r� r= �process_messager` ) r �lineZsz�i�command�argZmax_sz�methodr� �text�args�kwargsZstatusr r r �found_terminatorX 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)rU rJ rI rN �r r� r r r � smtp_HELO� s zSMTPChannel.smtp_HELOc C s� |s | � d� d S | jr| � d� d S | �� || _d| _| � d| j � | jr9| � d| j � | jd d7 < | jsA| � d� | jrR| � d � | jd d 7 < | � d � d S ) Nz501 Syntax: EHLO hostnamer� Tz250-%sz 250-SIZE %s�MAIL� z 250-8BITMIMEz 250-SMTPUTF8� z250 HELP) rU rJ rI rK rN r@ r, rB rA r� r r r � smtp_EHLO� s& zSMTPChannel.smtp_EHLOc C s |r | � d� d S | � d� d S )Nz501 Syntax: NOOPr� �rU r� r r r � smtp_NOOP� s zSMTPChannel.smtp_NOOPc C s | � d� | �� d S )Nz221 Bye)rU Zclose_when_doner� r r r � smtp_QUIT� s zSMTPChannel.smtp_QUITc C s0 t |�}|d |� �� |kr||d � �� S dS ra )r� r� r� )r �keywordr� Zkeylenr r r �_strip_command_keyword� s z"SMTPChannel._strip_command_keywordc C sF |sdS |� � �d�rt|�\}}nt|�\}}|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|r|s d S |r |nd||< q|S )N�=T)� partition�isalnum)r �params�resultZparam�eqrk r r r � _getparams� s zSMTPChannel._getparamsc C s |r�d}|� � }|dkr| �d� d S |dkr | �d� d S |dkr2d}| jr+||7 }| �|� d S |dkrFd }| jr?||7 }| �|� d S |d krQ| �d � d S |d kr\| �d � d S |dkrg| �d� d S |dkrr| �d� d S |dkr}| �d� d S | �d� d S | �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� rU rK )r r� ZextendedZlc_argr r r r � smtp_HELP� s: zSMTPChannel.smtp_HELPc C sD |r| � |�\}}|r| �d� d S | �d| � d S | �d� d S )NzB252 Cannot VRFY user, but will accept message and attempt deliveryz502 Could not VRFY %sz501 Syntax: VRFY <address>)r� rU )r r� r� r� r r r � smtp_VRFY s zSMTPChannel.smtp_VRFYc C s� | j s | �d� d S td|td� d}| jr|d7 }|d u r%| �|� d S | �d|�}| �|�\}}|s;| �|� d S | jsG|rG| �|� d S | jrQ| �d� d S |�� � � | _ | � | j �}|d u ri| �|� d S | j s}|� dd �}|d vr}| �d � d S | jr�|� d d �}|du r�d| _n |d ur�| �d� d S |� dd �}|r�|�� s�| �|� d S | jr�t|�| jkr�| �d� d S t|�� �dkr�| �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� )rJ rU r rT rK r� r� r[ r� r� r� r� rB �poprA r] �isdigitr@ �intr� �keys)r r� � syntaxerrr� r� �body�smtputf8�sizer r r � smtp_MAIL sh zSMTPChannel.smtp_MAILc C s | j s | �d� d S td|td� | js| �d� d S d}| jr$|d7 }|d u r/| �|� d S | �d|�}| �|�\}}|sE| �|� d S | jsQ|rQ| �|� d S |�� � � | _ | � | j �}|d u ri| �|� d S t |� � �dkrx| �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� )rJ rU r rT r[ rK r� r� r� r� r� r� r� r� r\ r� )r r� r� r� r� r r r � smtp_RCPTC s@ zSMTPChannel.smtp_RCPTc C s( |r | � d� d S | �� | � d� d S )Nz501 Syntax: RSETr� )rU rI r� r r r � smtp_RSETf 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>)rJ rU r\ r� rZ r_ r� r r r � smtp_DATAm s zSMTPChannel.smtp_DATAc C s | � d� d S )Nz502 EXPN not implementedr� r� r r r � smtp_EXPN| s zSMTPChannel.smtp_EXPN),r r r rY r� r/ � collections� defaultdictr, �propertyr0 �DATA_SIZE_DEFAULTr< r` rI Z_SMTPChannel__server�setterZ_SMTPChannel__lineZ_SMTPChannel__stateZ_SMTPChannel__greetingZ_SMTPChannel__mailfromZ_SMTPChannel__rcpttosZ_SMTPChannel__dataZ_SMTPChannel__fqdnZ_SMTPChannel__peerZ_SMTPChannel__connZ_SMTPChannel__addrrU r� r� r� r� r� r� r� r� r� r� r� r� r� r� r� r� r r r r r � s� �' > # 6# r c @ s2 e Zd ZeZedddfdd�Zdd� Zdd� ZdS ) r NFc C s� || _ || _|| _|| _|| _|r|rtd��tjj| |d� z't j |dt j i�}| � |d d |d d � | � � | �|� | �d� W n | �� � td| jjt�t�� �||f td� d S ) Nr3 r1 �typer r( � z0%s started at %s Local addr: %s Remote addr:%sr )Z _localaddr� _remoteaddrr@ rA rB r. �asyncore� dispatcherr< rM Z getaddrinfoZ SOCK_STREAMZ create_socketZset_reuse_addrZbindZlistenrQ r � __class__r �time�ctimerT )r Z localaddrZ remoteaddrr@ r2 rA rW Z gai_resultsr r r r< � s2 � � �zSMTPServer.__init__c C s6 t dt|� td� | 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Zchannelr r r �handle_accepted� s �zSMTPServer.handle_acceptedc K s t �r )�NotImplementedError�r rO r[ r\ r� r� r r r r� � s zSMTPServer.process_message) r r r r r� r� r< r� r� r r r r r � s � r c @ r )r c C sl d}|� � }|D ]+}|r&|s&d|d }t|t�s t|�d��}t|� d}t|t�s/t|�}t|� qd S )Nr( zX-Peer: r r� )� splitlines� isinstancer� rS �encoder )r rO r� Z inheaders�linesr� Z peerheaderr r r �_print_message_content� s �z&DebuggingServer._print_message_contentc K sX t d� |r |�d�rt 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 r c s, e Zd Z� fdd�Zdd� Zdd� Z� ZS )r c s2 d|v r |d r t d��tt| �j|i |�� d S )NrA z$PureProxy does not support SMTPUTF8.)r. �superr r< �r r� r� �r� r r r< � s zPureProxy.__init__c C sf |� d�}d}|D ] }|s n|d7 }q |�|d|d � t�|�}| �|||�}td|td� d S )Nr r r( z X-Peer: %szwe got some refusals:r )r� �insertrF r� �_deliverr rT ) r rO r[ r\ r� r� r� r� �refusedr r r r� � s zPureProxy.process_messagec C s� dd l }i }z%|�� }|�| jd | jd � z|�|||�}W |�� W |S |�� w |jyH } ztdtd� |j }W Y d }~|S d }~w t |j fy| } z&td|j td� t |dd�}t |dd �} |D ]} || f|| < qhW Y d }~|S d }~ww ) Nr r( zgot SMTPRecipientsRefusedr ZgotZ smtp_code���Z smtp_error�ignore)�smtplibZSMTPZconnectr� Zsendmail�quitZSMTPRecipientsRefusedr rT Z recipientsrP Z SMTPExceptionr� r� ) r r[ r\ r� r� r� �s�eZerrcode�errmsg�rr r r r� � s2 � �� ���zPureProxy._deliver)r r r r< r� r� � __classcell__r r r� r r � s r c s$ e Zd Z� fdd�Zdd� Z� ZS )r c s> t dtd� d|v r|d rtd��tt| �j|i |�� d S )Nz8MailmanProxy is deprecated and will be removed in futurer rA z'MailmanProxy does not support SMTPUTF8.)r rf r. r� r r< r� r� r r r< s �zMailmanProxy.__init__c C s ddl m} ddlm} ddlm} ddlm} g } |D ]:} | �� �d�d } | �d�} t| �dkr3q | d } t| �dkrB| d }nd }|� | �rM|d vrNq | � | | |f� q | D ] \} } }|� | � qYt d d � |�td� |r~| �|||�}t d|td� i }||�}|�|�}|�d�s�||d< |�d�s�t�t�� �|d< | D ]g\} } }t d| td� |�| �}|s�|j| dd�}||| < |d kr�|j|d d� q�|dkr�|j|d d� q�|dkr�|j|d d� q�|dkr�|j|d d � q�|d v �r |d kr�d |d < nd!|d < |j|d d � q�d 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� rT r� r� r� r� ZEnqueue)r rO r[ r\ r� r� r� r� r� Z listnamesZrcptZlocal�partsZlistnamer� r� Zmlistsr� r Zmlistr r r r� sf ��z MailmanProxy.process_message)r r r r< r� r� r r r� r r s r c @ s e Zd ZdZdZdZdZdS )�OptionsTr NF)r r r �setuid� classname� size_limitrA r r r r r m s r c C sX zt � tjdd � dg d��\} }W n t jy* } z td|� W Y d }~nd }~ww t� }| D ]\\}}|dv r=td� q0|dv rKtt� t�d� q0|dv rSd|_ q0|d v r[||_ q0|d v rctj a q0|d v rkd |_ q0|d v r�z t|�}||_W q0 td| tj d� t�d� Y q0q0t|�dk r�d}d}n&t|�dk r�|d }d}nt|�dk r�|d }|d }n tddt�|� � |�d�} | dk r�tdd| � |d | � |_z t|| d d � �|_W n ty� tdd| � Y nw |�d�} | dk �rtdd| � |d | � |_zt|| d d � �|_W |S t�y+ tdd| � Y |S w )Nr( z nVhc:s:du)zclass=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 rV r% r r r$ rT rA r� r r� � COMMASPACEr� r� � localhost� localportr. � remotehost� remoteport) Zoptsr� r� �options�optr� Zint_sizeZ localspecZ remotespecr� r r r � parseargst s| ��� � � ��r �__main__r5 r( )rA z7Cannot import module "pwd"; try running with -n option.r �nobodyz3Cannot setuid "nobody"; try running with -n option.)r )@r# �osrR r r� rM r� �warningsr Zemail._header_value_parserr r �__all__rf r� r: r ZprogramrV r rT rF r r� r' r; r r� r r r r r r r r r �rfindZlastdot� __import__r" �locals�modr r� Zclass_r r r r r rA �proxyr �pwd� ImportErrorr r$ r% �getpwnamr �PermissionErrorZloop�KeyboardInterruptr r r r �<module> s� N � M -U B � ����