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parser.cpython-310.pyc
o Fa| @ s d dl Z d dlZd dlZd dlmZ d dlmZ G dd dZG dd deZG dd d eZ G d d d eZ G d d d eZ G dd deZ G dd deZ G dd deZG dd deZG dd dZG dd dZdS ) NUFWError)debugc @ s( e Zd ZdZdd Zdd Zdd ZdS ) UFWCommandz"Generic class for parser commands.c C s, || _ g | _|| jvr| j| || _d S N)commandtypesappendtype)selfr r r ,/usr/lib/python3/dist-packages/ufw/parser.py__init__. s zUFWCommand.__init__c C s& t |dk r t t|d }|S )N r )len ValueErrorUFWParserResponselowerr argvrr r r parse5 s zUFWCommand.parsec C s t d)Nz!UFWCommand.help: need to overrider )r argsr r r help= s zUFWCommand.helpN)__name__ __module__ __qualname____doc__r r r r r r r r , s r c @ s0 e Zd ZdZdd Zdd Zdd ZeeZdS ) UFWCommandRulez#Class for parsing ufw rule commandsc C d}t | || d S )Nruler r r r r r r r r C zUFWCommandRule.__init__c C s d}d}d}d}d}d}d}d} d} d} t |dkr)|d dkr)||d t |dkr|d dkrkt |dkrkd} ||d d } zt|d } W n ty] |d }Y nw | d urjtd | } | S n;|d d krt |d k r|t |d } | d ks| d krtd| }t||d= |d= n |d dkrd} |d= |d }|dkr|dkr|dkr|dkrt t |}|dk rt d}|dkr|d dks|d dkr|d }|dkr|d dkr|d dks|d dkr|d }|d= t |}d}|dkr[| ddks&| ddkr[td}|d dkr@|d dkr@t||dk sN|d dkrRt||d= t |}d}d}|rz|dkrz|d dksw|d d krzd}n|dkr|d dks|d d krd}|dkr|| } ||= t |}d|v rtd }t|d |v rtd }t|d}d |v r| d }|t |d krtd }t|||d }d!|v rtd"}t|||d = ||= t |}|dk s|d#krt |}| dkr|d$| 7 }t j j |dd|t j|d%}| r+| |_n| dkrAz|| W n ty@ w |dkrt j|d rsz t j|d W n tyr d&}|d |_||d d' Y nw |jdkrz t j|d \}}W n ty } zt|d }~ww td(|sd)|v sd*|v rtd+}t||}z|| ||d' d&}W nc ty td,}t|w nQ|d d dkrtd-}t|d.|vrd/|vrd|vrd|vrtd0}t|g d1}| d/dksN| d.dksN| d2dksN| d3dksN| ddksN| ddksN| d4dksN| d4dkrV| d2dkrVtd5}t|d}d}|D ]} |d dkry|| |vrytd6|| }t|| d2kr|d |k rz |||d W n[ ty w td7}t|| dks| dkr|d |k rz"| dkr|d||d n| dkr|d||d W n ty w td8| }t|| d.kr1|d |k r)z&||d } | dkr d9} d}n t j| d:rd;}nd<}| | W n ty% w d=}ntd>}t|| d/krx|d |k rpz&||d } | dkrPd9} d}n t j| d:r[d;}nd<}| | W n tyl w d'}n}td?}t|| d3ks| d4kr|d |k r|dkrtd@| }t|||d } | d4kr|d=kr| |_ n'| |_n#td(| sd)| v sd*| v rtd+}t||d=kr| }n| }z|| | W n ty w tdA}t||d7 }q\|dkr |dkr d&}n&|dkr|dkr||krtdB}t||dkr |}n|dkr&|}|dks0|dkrd}|dkrPzt j|}W n tyO tdC}t|w |dkr|dks_|dkrxzt j|}W nD tyw tdC}t|w zt j|} W n ty tdC}t|w |dks|| kr| }n| dkrntdD}t||j dkr|| n|dkr|j |krtdE|j }t||r|j t jj v r|d&krt!dF|j d<}|"| t|} | j#| j$dG< || j$d< || j$dH< | S )IN anyFr r deleter Tz delete-%dinsert 0z-1z#Cannot insert rule at position '%s'prependallowdenyrejectlimit inoutonzInvalid interface clause logzlog-allz Option 'log' not allowed herez!Option 'log-all' not allowed herecommentz*Option 'comment' missing required argument'zComment may not contain "'" _) directionr6 bothdstz^\d([0-9,:]*\d+)*$,:zPort ranges must be numericzBad portzWrong number of argumentsfromtozNeed 'to' or 'from' clause)protor? r@ portappr1 r2 rA rB rC zImproper rule syntaxzInvalid token '%s'zInvalid 'proto' clausezInvalid '%s' clause 0.0.0.0/06v6v4srczInvalid 'from' clausezInvalid 'to' clausez Need 'from' or 'to' with '%s'zInvalid 'port' clausez%Mixed IP versions for 'from' and 'to'zCould not find protocolzProtocol mismatch (from/to)z,Protocol mismatch with specified protocol %sz*Adjusting iptype to 'v4' for protocol '%s'r iptype)%r r removeint Exceptionr r r9 r countindexufwcommonUFWRuleutil hex_encode set_position applicationsvalid_profile_nameget_services_protodappset_portparse_port_protorematch set_protocol set_interface valid_addressset_srcset_dstsappprotocolipv4_only_protocolsr verifyr data) r r actionr r from_typeto_type from_service to_service insert_poslogtyperJ rule_numr err_msgnargsrule_direction has_interfacelog_idxr6 comment_idx rule_actionrB rA ekeysilocargfaddrsaddrtmpr r r r G sj * *$ " zUFWCommandRule.parsec C s | j }| jdks | jdkr| jdks| jdkr| jdkr| jdkr| jdkr| jdkr| jdkr| jdkr<|d| j 7 }| j dkrH|d| j 7 }| j dkrbd| j v rZ|d| j 7 }n|d| j 7 }n|d| j 7 }| j dkru|d | j 7 }| j dkr|d | 7 }|S | jdkr|d | j 7 }| jdkr|d | j 7 }n | jdkr|d| j 7 }| j dkr|d| j 7 }d D ]_}|dkr| j}| j}| j}d}n | j}| j}| j }d}|dks|dkrd}|dks|dks|dkr|d||f 7 }|dkr d|v r|d| 7 }q|d| 7 }q|dkr|d| 7 }qd|vr1d|vr1| jdkr1| jdkr1|d7 }| j dkrJ| j dkrJ| jdkrJ|d| j 7 }| j dkrX|d | 7 }|S )zGet command string for rulerD z::/0r% r$ r2 z %s z '%s'z/%sz comment '%s'z in on %sz out on %s)rH r< rH r? r@ z %s %sz app '%s'z app %sz port %sz to z from z to anyz proto %s)rg r< rH sportrb interface_in interface_outdportr: rm rX rc r6 get_comment)r resrx ry rB rC dirr r r get_command sv 2 $ zUFWCommandRule.get_commandN)r r r r r r r staticmethodr r r r r A s Mr c @ e Zd ZdZdd Zdd ZdS )UFWCommandRouteRulez)Class for parsing ufw route rule commandsc C s t | | d| _d S )Nroute)r r r )r r r r r r s z UFWCommandRouteRule.__init__c C sh |d dksJ d|v r3| d}d}t||kr3zt||d td}t| ty2 Y nw d }d }d }d|}d|v rrd |v rrd }| d | d krTd }|| |d }|d| | || |d d }n td|std|sd|v sd|v rtd}t||}d|d< t | |}d|j v rd|j d _ |r|r|j d || |S )Nr r r& r$ r z9'route delete NUM' unsupported. Use 'delete NUM' instead.r~ z in on z out on r2 r1 r0 r4 z (in|out) on z app (in|out) z in z out z'Invalid interface clause for route ruler T)rN r rK r9 r r joinr[ searchr r rf forwardr^ ) r r idxro rule_argv interfacestripsr r r r r sH * zUFWCommandRouteRule.parseNr r r r r r r r r r r r c @ r ) UFWCommandAppz*Class for parsing ufw application commandsc C r )NrC r! r" r r r r Z r# zUFWCommandApp.__init__c C sJ d}d}d}|d dkrt |d= t|}|d }|dks$|dkrO|dkr9|d d kr9d }|d t|}|d k r@t t|d d }|rO|d 7 }|dkrZ|dkrZt |dkr|d k ret |d dkrpd}n$|d dkr{d}n|d dkrd}n|d dkrd}nt t|}| j|jd< ||jd< |S )zParse applications command.r$ Fr rC infoupdater4 r z --add-newTr0 z[']z -with-newlistdefaultr, default-allowr- default-denyr. default-rejectskipz default-skipr name) r r r rJ strr r r rf )r r r rg addnewrp r r r r r ^ sH zUFWCommandApp.parseNr r r r r r X r r c @ r )UFWCommandBasicz$Class for parsing ufw basic commandsc C r )Nbasicr! r" r r r r r# zUFWCommandBasic.__init__c C s t |dkr t t| |S )Nr )r r r r )r r r r r r s zUFWCommandBasic.parseNr r r r r r r r c @ r )UFWCommandDefaultz&Class for parsing ufw default commandsc C r )Nr r! r" r r r r r# zUFWCommandDefault.__init__c C sJ t |dk r t d}d}t |dkrw|d dkrF|d dkrF|d dkrF|d dkrF|d dkrF|d dkrFt |d d rRd}n%|d d r^d}n|d dksn|d dkrqd}n|d }|d d krd }n|d dkrd}n|d dkrd}nt |d| 7 }t|S )Nr0 r$ incominginputroutedr outputoutgoingr1 r2 r r- r r, r r. r z-%s)r r r startswithr )r r rg r: r r r r s8 zUFWCommandDefault.parseNr r r r r r r r c @ r )UFWCommandLoggingz&Class for parsing ufw logging commandsc C r )Nloggingr! r" r r r r r# zUFWCommandLogging.__init__c C s d}t |dk r t |d dkrd}t|S |d dksA|d dksA|d dksA|d d ksA|d d krYd }|d dkrU|d |d 7 }t|S t ) Nr$ r0 r offz logging-offr3 lowmediumhighfullz logging-onr9 r r r r r r rg r r r r s zUFWCommandLogging.parseNr r r r r r r r c @ r )UFWCommandStatusz%Class for parsing ufw status commandsc C r )Nstatusr! r" r r r r r# zUFWCommandStatus.__init__c C sl t | |}t|dkrd|_|S t|dkr4|d dkr$d|_|S |d dkr1d|_|S t |S )Nr r verbosezstatus-verbosenumberedzstatus-numbered)r r r rg r r r r r r r s zUFWCommandStatus.parseNr r r r r r r r c @ r )UFWCommandShowz#Class for parsing ufw show commandsc C r )Nshowr! r" r r r r r# zUFWCommandShow.__init__c C s d}t |dkr t |d dkrd}t|S |d dkr'd}t|S |d dkr5d}t|S |d d krCd }t|S |d d krQd }t|S |d d kr_d}t|S |d dkrmd}t|S |d dkr{d}t|S t )Nr$ r rawzshow-rawz before-rulesz show-beforez user-rulesz show-userz after-rulesz show-afterz logging-rulesz show-loggingbuiltinsz show-builtins listeningzshow-listeningaddedz show-addedr r r r r r s8 zUFWCommandShow.parseNr r r r r r r r c @ r )r z Class for ufw parser responsec C s | | _d| _d| _i | _d S )NF)r rg dryrunforcerf )r rg r r r r s zUFWParserResponse.__init__c C sP d| j }t| j }| |D ] }|d|| j| f 7 }q|d7 }t|S )Nz action='%s'z,%s='%s' )rg r rf rw sortrepr)r r rw rx r r r __str__! s zUFWParserResponse.__str__N)r r r r r r r r r r r s r c @ s0 e Zd ZdZdd Zdd Zdd Zdd Zd S ) UFWParserzClass for ufw parserc C s i | _ d S r )commands)r r r r r . s zUFWParser.__init__c C sD | t| j vrt | t| j| vr t | S )z=Return command if it is allowed, otherwise raise an exception)r r r rw r )r r cmdr r r allowed_command1 s zUFWParser.allowed_commandc C sr d}t |dkr|d dkrd}||d d}t |dkr:|d dks1|d dkr:d}||d d}d}|d }t |dkrk|t| j v rk|d t| j| v rk|}|d }n4|}t| j D ]$}|| j| v rt| j| | trt| j| | d d krqt|} nqt|dkrd }| ||}| j| | }| |} || _ || _ | S ) z(Parse command. Returns a UFWParserActionFr z --dry-runTz--forcez-fr$ r r r ) r r rJ r r rw isinstancer getattrr r r r ) r r r r r r r} rx rg responser r r parse_command; sB zUFWParser.parse_commandc C sz |j du s |j dkrd|j }nd|j }|j| jvr!i | j|j< || j|j v r3td| }t||| j|j |< dS )z"Register a command with the parserNr$ z%szCommand '%s' already exists)r r r r9 r )r ckeyro r r r register_commandi s zUFWParser.register_commandN)r r r r r r r r r r r r r , s .r )r[ ufw.utilrO ufw.applications ufw.commonr r r r r r r r r r r r r r r r r <module> s& $ YA; .