3
\ @ 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$ddZG dd dejZG dd dejZG dd deZ G dd deZ G dd de Z G dd dZ dd Z e!dkrVe Z"e"j#Z#d e#krle#j$d Z%e&e#de% e' e( dgZ)e#e%d d Z#nd dl*Z)e+e)e#Z,e,e"j-e"j.fe"j/e"j0fe"j1e"j2d Z3e"j4r2y d dl5Z5W n. e6k
r e7d e j8d e j9d Y nX e5j:d!d" Z;yej4e; W n. ek
rT Y nX dS )% N)warn)
get_addr_specget_angle_addr SMTPChannel
SMTPServerDebuggingServer PureProxy MailmanProxyz Python SMTP proxy version 0.3c @ s e Zd Zdd Zdd ZdS )Devnullc C s d S )N )selfmsgr r /usr/lib64/python3.6/smtpd.pywritef s z
Devnull.writec C s d S )Nr )r r r r flushg s 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 tj| d S )N)file)print__doc__globalssysstderrexit)coder
r r r usagep s r c @ s e Zd ZdZdZdZejefddZe 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 )Nr )xr r r | s zSMTPChannel.c C s* yt | jj S tk
r$ | jS X d S )N)maxcommand_size_limitsvalues
ValueErrorcommand_size_limit)r 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 | _| j d| _d
| _| jj tj | _y|j | _W n: tk
r } z | j |j d t j kr d S d }~X nX t d t | jt!d
| j"d| jt#f d S )N)mapzFdecode_data and enable_SMTPUTF8 cannot be set to True at the same timer z
. s
.
Fr zPeer:)r z 220 %s %s)$asynchat
async_chat__init__ smtp_serverconnaddrdata_size_limitenable_SMTPUTF8 _decode_datar% _emptystring_linesep_dotsepNEWLINE_newlineord_set_rset_state
seen_greeting
extended_smtpr# clearsocketZgetfqdnfqdnZ getpeernamepeerOSErrorcloseargserrnoZENOTCONNr repr DEBUGSTREAMpush __version__) r Zserverr1 r2 r3 r( r4 decode_dataerrr r r r/ s@
zSMTPChannel.__init__c C s. | j | _d | _g | _d| _d| _| jd d S )NFr s
)COMMAND
smtp_statemailfromrcpttosrequire_SMTPUTF8 num_bytesset_terminator)r r r r _set_post_data_state s z SMTPChannel._set_post_data_statec C s | j d| _g | _d S )Nr )rT
received_datareceived_lines)r r r r r< s zSMTPChannel._set_rset_statec C s t dtd | jS )NzTAccess to __server attribute on SMTPChannel is deprecated, use 'smtp_server' instead )r DeprecationWarningr0 )r r r r __server s zSMTPChannel.__serverc C s t dtd || _d S )NzRSetting __server attribute on SMTPChannel is deprecated, set 'smtp_server' insteadrW )r rX r0 )r valuer r r rY s c C s t dtd | jS )NzUAccess to __line attribute on SMTPChannel is deprecated, use 'received_lines' insteadrW )r rX rV )r r r r __line s zSMTPChannel.__linec C s t dtd || _d S )NzSSetting __line attribute on SMTPChannel is deprecated, set 'received_lines' insteadrW )r rX rV )r rZ r r r r[ s c C s t dtd | jS )NzRAccess to __state attribute on SMTPChannel is deprecated, use 'smtp_state' insteadrW )r rX rN )r r r r __state s zSMTPChannel.__statec C s t dtd || _d S )NzPSetting __state attribute on SMTPChannel is deprecated, set 'smtp_state' insteadrW )r rX rN )r rZ r r r r\ s c C s t dtd | jS )NzXAccess to __greeting attribute on SMTPChannel is deprecated, use 'seen_greeting' insteadrW )r rX r= )r r r r
__greeting s zSMTPChannel.__greetingc C s t dtd || _d S )NzVSetting __greeting attribute on SMTPChannel is deprecated, set 'seen_greeting' insteadrW )r rX r= )r rZ r r r r] s c C s t dtd | jS )NzSAccess to __mailfrom attribute on SMTPChannel is deprecated, use 'mailfrom' insteadrW )r rX rO )r r r r
__mailfrom s zSMTPChannel.__mailfromc C s t dtd || _d S )NzQSetting __mailfrom attribute on SMTPChannel is deprecated, set 'mailfrom' insteadrW )r rX rO )r rZ r r r r^ s c C s t dtd | jS )NzQAccess to __rcpttos attribute on SMTPChannel is deprecated, use 'rcpttos' insteadrW )r rX rP )r r r r __rcpttos s zSMTPChannel.__rcpttosc C s t dtd || _d S )NzOSetting __rcpttos attribute on SMTPChannel is deprecated, set 'rcpttos' insteadrW )r rX rP )r rZ r r r r_ s c C s t dtd | jS )NzTAccess to __data attribute on SMTPChannel is deprecated, use 'received_data' insteadrW )r rX rU )r r r r __data s zSMTPChannel.__datac C s t dtd || _d S )NzRSetting __data attribute on SMTPChannel is deprecated, set 'received_data' insteadrW )r rX rU )r rZ r r r r` s c C s t dtd | jS )NzKAccess to __fqdn attribute on SMTPChannel is deprecated, use 'fqdn' insteadrW )r rX rA )r r r r __fqdn
s zSMTPChannel.__fqdnc C s t dtd || _d S )NzISetting __fqdn attribute on SMTPChannel is deprecated, set 'fqdn' insteadrW )r rX rA )r rZ r r r ra s c C s t dtd | jS )NzKAccess to __peer attribute on SMTPChannel is deprecated, use 'peer' insteadrW )r rX rB )r r r r __peer s zSMTPChannel.__peerc C s t dtd || _d S )NzISetting __peer attribute on SMTPChannel is deprecated, set 'peer' insteadrW )r rX rB )r rZ r r r rb s c C s t dtd | jS )NzKAccess to __conn attribute on SMTPChannel is deprecated, use 'conn' insteadrW )r rX r1 )r r r r __conn s zSMTPChannel.__connc C s t dtd || _d S )NzISetting __conn attribute on SMTPChannel is deprecated, set 'conn' insteadrW )r rX r1 )r rZ r r r rc % s c C s t dtd | jS )NzKAccess to __addr attribute on SMTPChannel is deprecated, use 'addr' insteadrW )r rX r2 )r r r r __addr+ s zSMTPChannel.__addrc C s t dtd || _d S )NzISetting __addr attribute on SMTPChannel is deprecated, set 'addr' insteadrW )r rX r2 )r rZ r r r rd 0 s c C s& t jj| t|d | jrdnd d S )Nz
zutf-8ascii)r- r. rI bytesrQ )r r
r r r rI 7 s
zSMTPChannel.pushc C s| d }| j | jkr| j}n| j | jkr*| j}|r<| j|kr r# r& getattrrg r3 splitr7 r8 ri r: rU rB rO rP ro rp r0 process_messagerT )
r lineZszicommandargZmax_szmethodrk textrE kwargsZstatusr r r found_terminatorL sd
z SMTPChannel.found_terminatorc C sH |s| j d d S | jr&| j d d S | j || _| j d| j d S )Nz501 Syntax: HELO hostnamez503 Duplicate HELO/EHLOz250 %s)rI r= r< rA )r r{ r r r smtp_HELO s
zSMTPChannel.smtp_HELOc C s |s| j d d S | jr&| j d d S | j || _d| _| j d| j | jrr| j d| j | jd d7 < | js| j d | jr| j d | jd d
7 < | j d d S ) Nz501 Syntax: EHLO hostnamez503 Duplicate HELO/EHLOTz250-%sz 250-SIZE %sMAIL z 250-8BITMIMEz 250-SMTPUTF8
z250 HELP) rI r= r< r> rA r3 r# r5 r4 )r r{ r r r smtp_EHLO s&
zSMTPChannel.smtp_EHLOc C s |r| j d n
| j d d S )Nz501 Syntax: NOOPz250 OK)rI )r r{ r r r smtp_NOOP s zSMTPChannel.smtp_NOOPc C s | j d | j d S )Nz221 Bye)rI Zclose_when_done)r r{ r r r smtp_QUIT s
zSMTPChannel.smtp_QUITc C s0 t |}|d | j |kr,||d j S dS )Nr )rh rs rt )r keywordr{ Zkeylenr r r _strip_command_keyword s z"SMTPChannel._strip_command_keywordc C sF |sdS |j jdr$t|\}}n t|\}}|s<||fS |j|fS )Nr <)r r )lstrip
startswithr r Z addr_spec)r r{ addressrestr r r _getaddr s zSMTPChannel._getaddrc C sN i }xD|D ]<}|j d\}}}|j s2|r6| r6d S |r>|nd||< q
W |S )N=T) partitionisalnum)r paramsresultZparameqrZ r r r
_getparams s
zSMTPChannel._getparamsc C s |rd}|j }|dkr$| jd q|dkr8| jd q|dkr^d}| jrR||7 }| j| q|dkrd }| jrx||7 }| j| q|d
kr| jd q|d kr| jd
q|dkr| jd q|dkr| jd q|dkr| jd q| jd n
| jd d S )Nz [SP ]ZEHLOz250 Syntax: EHLO hostnameZHELOz250 Syntax: HELO hostnamer z 250 Syntax: MAIL FROM: ZRCPTz 250 Syntax: RCPT TO: rg z250 Syntax: DATAZRSETz250 Syntax: RSETZNOOPz250 Syntax: NOOPZQUITz250 Syntax: QUITZVRFYz250 Syntax: VRFY zD501 Supported commands: EHLO HELO MAIL RCPT DATA RSET NOOP QUIT VRFYzD250 Supported commands: EHLO HELO MAIL RCPT DATA RSET NOOP QUIT VRFY)rs rI r> )r r{ ZextendedZlc_argr
r r r smtp_HELP s: zSMTPChannel.smtp_HELPc C s@ |r2| j |\}}|r"| jd q<| jd| n
| jd d S )NzB252 Cannot VRFY user, but will accept message and attempt deliveryz502 Could not VRFY %sz501 Syntax: VRFY )r rI )r r{ r r r r r smtp_VRFY s zSMTPChannel.smtp_VRFYc C s | j s| jd d S td|td d}| jr4|d7 }|d krJ| j| d S | jd|}| j|\}}|sv| j| d S | j r|r| j| d S | jr| jd d S |j j | _
| j | j
}|d kr| j| d S | j s |j
dd }|dkr | jd d S | jr>|j
d d
}|dkr&d| _n|d
k r>| jd d S |j
dd }|r|j sh| j| d S | jrt|| jkr| jd d S t|j dkr| jd d S || _td| jtd | jd d S )Nz503 Error: send HELO firstz ===> MAIL)r z 501 Syntax: MAIL FROM: z [SP ]zFROM:z 503 Error: nested MAIL commandZBODY7BIT8BITMIMEz1501 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:z250 OK)r r )r= rI r rH r> r r rO rs rv ro r r5 popr4 rQ isdigitr3 intrh keys)r r{ syntaxerrr r Zbodysmtputf8sizer r r smtp_MAIL sh
zSMTPChannel.smtp_MAILc C s | j s| jd d S td|td | js6| jd d S d}| jrH|d7 }|d kr^| j| d S | jd|}| j|\}}|s| j| d S | j r|r| j| d S |j j | _
| j | j
}|d kr| j| d S t |j
dkr| jd d S | jj| td
| jtd | jd d S ) Nz503 Error: send HELO firstz ===> RCPT)r z 503 Error: need MAIL commandz 501 Syntax: RCPT TO: z [SP ]zTO:r z8555 RCPT TO parameters not recognized or not implementedzrecips:z250 OK)r= rI r rH rO r> r r rs rv rp r rh r rP ri )r r{ r r r r r r smtp_RCPT7 s@
zSMTPChannel.smtp_RCPTc C s( |r| j d d S | j | j d d S )Nz501 Syntax: RSETz250 OK)rI r< )r r{ r r r smtp_RSETZ s
zSMTPChannel.smtp_RSETc C sZ | j s| jd d S | js(| jd d S |r:| jd d S | j| _| jd | jd d S )Nz503 Error: send HELO firstz 503 Error: need RCPT commandz501 Syntax: DATAs
.
z#354 End data with .)r= rI rP rg rN rS )r r{ r r r smtp_DATAa s
zSMTPChannel.smtp_DATAc C s | j d d S )Nz502 EXPN not implemented)rI )r r{ r r r smtp_EXPNp s zSMTPChannel.smtp_EXPN),r r r rM rg r& collections defaultdictr# propertyr' DATA_SIZE_DEFAULTr/ rT r< Z_SMTPChannel__serversetterZ_SMTPChannel__lineZ_SMTPChannel__stateZ_SMTPChannel__greetingZ_SMTPChannel__mailfromZ_SMTPChannel__rcpttosZ_SMTPChannel__dataZ_SMTPChannel__fqdnZ_SMTPChannel__peerZ_SMTPChannel__connZ_SMTPChannel__addrrI rm 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 ZeZedddfddZdd Zdd ZdS ) r NFc C s || _ || _|| _|| _|| _|r.|r.tdtjj| |d yNt j
|dt j i}| j |d d |d d | j
| j| | jd W n | j Y n(X td| jjtjtj ||f td d S ) NzFdecode_data and enable_SMTPUTF8 cannot be set to True at the same time)r( typer r z0%s started at %s
Local addr: %s
Remote addr:%s)r )Z
_localaddr _remoteaddrr3 r4 r5 r% asyncore
dispatcherr/ r@ Z getaddrinfoZ SOCK_STREAMZ
create_socketZset_reuse_addrZbindZlistenrD r __class__r timectimerH )r Z localaddrZ
remoteaddrr3 r( r4 rK Z gai_resultsr r r r/ x s*
zSMTPServer.__init__c C s6 t dt| td | j| ||| j| j| j| j}d S )NzIncoming connection from %s)r )r rG rH
channel_classr3 Z_mapr4 r5 )r r1 r2 Zchannelr r r handle_accepted s zSMTPServer.handle_acceptedc K s t d S )N)NotImplementedError)r rB rO rP rk r~ r r r rw s zSMTPServer.process_message) r r r r r r r/ r rw r r r r r t s
c @ s e Zd Zdd Zdd ZdS )r c C sr d}|j }x`|D ]X}|rP| rPd|d }t|tsDt|jd}t| d}t|tsbt|}t| qW d S )Nr zX-Peer: r zutf-8)
splitlines
isinstancerj rG encoder )r rB rk Z inheaderslinesrx Z
peerheaderr r r _print_message_content s
z&DebuggingServer._print_message_contentc K sX t d |r@|jdr&t d|d |jdr@t d|d | j|| t d d S )Nz%---------- MESSAGE FOLLOWS ----------ro zmail options: %srp zrcpt options: %s
z%------------ END MESSAGE ------------)r getr )r rB rO rP rk r~ r r r rw s
z DebuggingServer.process_messageN)r r r r rw r r r r r s c s, e Zd Z fddZdd Zdd Z ZS )r c s. d|kr|d rt dtt| j|| d S )Nr4 z$PureProxy does not support SMTPUTF8.)r% superr r/ )r rE r~ )r r r r/ s zPureProxy.__init__c C sh |j d}d}x|D ]}|s P |d7 }qW |j|d|d tj|}| j|||}td|td d S )Nr r r z
X-Peer: %szwe got some refusals:)r )rv insertr9 rq _deliverr rH ) r rB rO rP rk r ry rx refusedr r r rw s
zPureProxy.process_messagec C s dd l }i }yB|j }|j| jd | jd z|j|||}W d |j X W n |jk
r } ztdtd |j }W Y d d }~X nj t
|j fk
r } zHtd|j td t
|dd }t
|dd} x|D ]}
|| f||
< qW W Y d d }~X nX |S )
Nr r zgot SMTPRecipientsRefused)r ZgotZ smtp_codeZ
smtp_errorignore)smtplibZSMTPZconnectr ZsendmailquitZSMTPRecipientsRefusedr rH Z
recipientsrC Z
SMTPExceptionr ru ) r rO rP rk r r seZerrcodeerrmsgrr r r r s$
"zPureProxy._deliver)r r r r/ rw r
__classcell__r r )r r r s c s$ e Zd Z fddZdd Z ZS )r c s. d|kr|d rt dtt| j|| d S )Nr4 z'MailmanProxy does not support SMTPUTF8.)r% r r r/ )r rE r~ )r r r r/
s zMailmanProxy.__init__c C s: ddl m} ddlm} ddlm} ddlm} g } x~|D ]v}
|
j jdd } | jd} t| dkrhq:| d }
t| dkr| d }nd
}|j |
s:|d!krq:| j
|
|
|f q:W x | D ]\}
}
}|j |
qW t ddj
|td |r| j|||}t d|td i }||}|j|}|jds2||d< |jdsPtjtj |d< x| D ]\}
}
}t d|
td |j|
}|s|j|
dd}|||
< |d
kr|j|d d n|d kr|j|d d nh|d kr|j|d d nN|d
kr|j|d d n4|d"krV|dkrd |d < nd |d < |j|d d qVW d S )#Nr )StringIO)Utils)Message)MailList@-rW r r adminownerrequestrq leavezforwarding recips:rn )r zwe got refusals:fromZFromZdateZDatezsending message to)lock)tolist)Ztoadmin)Ztoowner)Z torequestZ subscribeZSubjectZ unsubscribe)r r r r rq r )rq r )ior ZMailmanr r r lowerrv rh Z list_existsri remover rq rH r r r r ZEnqueue)r rB rO rP rk r r r r Z listnamesZrcptZlocalpartsZlistnamerz r Zmlistsr r
Zmlistr r r rw sd
z MailmanProxy.process_message)r r r r/ rw r r r )r r r s c @ s e Zd ZdZdZdZdZdS )OptionsTr NF)r r r setuid classname
size_limitr4 r r r r r _ s r c
! C st y.t j tjdd dddddddd g\} }W n. t jk
r\ } ztd| W Y d d }~X nX t }x| D ]\}}|d'krtd qj|d(krtt tjd qj|d)krd|_ qj|d*kr||_
qj|d+krtj a qj|d,krd|_
qj|d-krjyt|}||_W qj td| tj d tjd Y qjX qjW t|dk r@d }d }nPt|d k r\|d }d }n4t|d k r||d }|d }ntdd!tj| |jd"} | d k rtdd#| |d | |_yt|| d d |_W n$ tk
r tdd$| Y nX |jd"} | d k r"tdd%| |d | |_yt|| d d |_W n$ tk
rn tdd&| Y nX |S ).Nr z nVhc:s:duzclass=Znosetuidversionhelpzsize=debugr -h--helpr -V --version-n
--nosetuidF-c--class-d--debug-u
--smtputf8T-s--sizezInvalid size: )r zlocalhost:8025z localhost:25rW zInvalid arguments: %s:zBad local spec: %szBad local port: %szBad remote spec: %szBad remote port: %s)r r )r r )r r )r r )r r )r r )r r )getoptr argverrorr r r rJ r r r r rH r4 r r rh
COMMASPACErq rr localhost localportr%
remotehost
remoteport)
ZoptsrE r optionsoptr{ Zint_sizeZ localspecZ
remotespecry r r r parseargsf sp
r __main__r) r )r4 z7Cannot import module "pwd"; try running with -n option.)r nobodyrW z3Cannot setuid "nobody"; try running with -n option.)r )?r osrF r r r@ r r- r warningsr Zemail._header_value_parserr r __all__r ZprogramrJ r
rH r9 r r r r. r r r r r r r r r r r rfindZlastdot
__import__r localsmodr ru Zclass_r r r r r r4 proxyr pwd ImportErrorr r r getpwnamr PermissionErrorZloopKeyboardInterruptr r r r P sv
M -SB