....................................../////.===Shadow-Here===./////................................................ > < > < > < > < > < > < > < > < > < > < > < > < > < > < > < > < > < > < > < > < > < > < > < > < > < > < > < > < > < ------------------------------------------------------------------------------------------------------------------- /////////////////////////////////////////////////////////////////////////////////////////////////////////////////// RIFF¤ WEBPVP8 ˜ ðÑ *ôô>‘HŸK¥¤"§£±¨àð enü¹%½_F‘åè¿2ºQú³íªú`N¿­3ÿƒügµJžaÿ¯ÿ°~¼ÎùnúîÞÖô•òíôÁÉß®Sm¥Ü/ ‡ó˜f£Ùà<˜„xëJ¢Ù€SO3x<ªÔ©4¿+ç¶A`q@Ì“Úñè™ÍÿJÌ´ª-˜ÆtÊÛL]Ïq*‘Ý”ì#ŸÌÏãY]@ê`¿ /ªfkØB4·®£ó z—Üw¥Pxù–ÞLШKÇN¾AkÙTf½è'‰g gÆv›Øuh~ a˜Z— ïj*á¥t d£“uÒ ¨`K˜¹ßþ]b>˜]_ÏÔ6W—è2r4x•íÖ…"ƒÖNîä!¦å Ú}ýxGøÌ —@ ;ÆÚŠ=ɾ1ý8lªË¥ô ^yf®Œ¢u&2©nÙÇ›ñÂñŒ³ aPo['½»øFùà­+4ê“$!lövlüÞ=;N®3ð‚õ›DÉKòÞ>ÄÍ ¥ˆuߤ#ˆ$6ù™¥îŠ‡y’ÍB¼ çxÛ;X"WL£R÷͝*ó-¶Zu}º.s¸sšXqù–DþÿvªhüïwyŸ ¯é³lÀ:KCûÄ£Ëá\…­ ~—ýóî ¼ûûÜTÓüÇy…ŽÆvc»¾×U ñ¸žþоP÷¦ó:Ò¨¨5;Ð#&#ÖúñläÿÁœ GxÉ­/ñ‡áQðìYÉtÒwŽ¼GÔ´zàÒò ð*ëzƒ•4~H]Ø‹f ñÓÈñ`NåWçs'ÆÏW^ø¹!XžµmQ5ÃËoLœÎ: ÞËÍ¥J ù…î èo£ßPÎñ¶ž8.Œ]ʵ~5›ÙË-ù*8ÙÖß±~ ©¹rÓê‚j¶d¸{^Q'˜±Crß ÚH—#¥¥QlÀ×ëã‡DÜ«èî þ&Çæžî;ŽÏºò6ÒLÃXy&ZŒ'j‚¢Ù€IßÚù+–MGi‰*jE€‘JcÜ ÓÌ EÏÚj]o˜ Þr <¾U ûŪæÍ/šÝH¥˜b”¼ ÁñßX GP›ï2›4WŠÏà×£…íÓk†¦H·ÅíMh–*nó÷à]ÁjCº€b7<ب‹¨5車bp2:Á[UªM„QŒçiNMa#<5›áËó¸HýÊ"…×Éw¹¦ì2º–x<›»a±¸3Weü®FÝ⑱ö–î–³|LPÈ~çð~Çå‡|º kD¢µÏàÆAI %1À% ¹Ò – ”ϝS¦‰4&¶£°à Öý”û_Ò Áw°A«Å€?mÇÛgHÉ/8)á¾ÛìáöŽP í¨PŸNÙµº¦‡§Ùš"ÿ«>+ªÕ`Ê÷‡‚ß Õû˜þãÇ-PÍ.¾XV‘€ dÜ"þ4¹ ±Oú‘©t¥¦FªÄÃÄ•b‚znýu½—#cDs˜ÃiÑOˆñ×QO=*IAÊ,¶ŽZƒ;‡wøXè%EÐk:F±Ú” .Ѽ+Áu&Ç`."pÈÉw o&¿dE6‘’EqTuK@Ì¥ã™À(Êk(h‰,H}RÀIXÛš3µ1©_OqÚÒJAñ$ÊÙÜ;D3çŒ[þùœh¬Ã³™ö6ç†NY".Ú‰ï[ªŸŒ '²Ð öø_¨ÂÉ9u鶳ÒŠõTàîMØ#û¯gN‡bÙ놚X„ö …ÉeüÌ^J ‹€.œ$Æ)βÄeæW#óüßĺŸ€ ÀzwV 9oä»f4V*uB «Ë†¹ì¯žR霓æHXa=&“I4K;¯ç‹h×·"UŠ~<•â•ªVêª&ÍSÃÆÅ?ÔqÎ*mTM ˜›µwêd#[C¡©§‘D<©àb†–ÁœøvH/,í:¯( ²£|4-„Æövv„Yͼ™^Á$ˆ„¢Û[6yB.åH*V¨æ?$=˜Ñ€•î¦ñ·­(VlŸ‘ nÀt8W÷´Bûba?q9ú¶Xƒl«ÿ\ù¶’þòUÐj/õ¢Ìµ³g$ƒÎR!¸»|Oߍë’BhîÚÑ¢ñåŒJ„®„£2Ð3•ô02Nt…!£Í]Ïc½Qÿ?ˆ<&ÃA¾Ú,JˆijÌ#5yz„‰Î|ÊŽ5QÏ:‹ÐaóVÔxW—CpeÏzÐïíçôÿÅ_[hãsÐ_/ŽTÝ?BîˆííV$<¿i>²F¬_Eß¿ †bÊŒº­ÿ®Z H“C}”¬,Mp ý/Bá£w>˜YV°aƒúh+cŠ- r/[%|üUMHäQ°X»|û/@|°¥Ð !BÔ Ç¢Ä©š+Õì D«7ìN¶ŽðÔ " ƶ’ÖçtA‰Û×}{tþz­¾GÍ›k¹OEJR$ Â׃ «ëÁ"oÉôž$oUK(Ä)Ãz³Ê-‹êN[Ò3Œñbï8P 4ƒ×q¢bo|?<ÛX¬òÄÍ°L–±›(™ûG?ýË©ÚÄ–ÂDØÐ_Ç¡ô ¾–ÄÏø ×e8Ë©$ÄF¹Å‹ì[©óìl:F¾f´‹‹Xì²ï®\¬ôùƒ ÿat¥óèÒùHß0äe‚;ü×h:ÆWðHž=Ã8骣"kœ'Y?³}Tûè€>?0l›e1Lòñ„aæKÆw…hÖŠùW…ÈÆÄ0ši·›[pcwËþñiêíY/~-Á5˜!¿†A›™Mÿþ(±“t@â“ö2­´TG5yé]çå僳 .·ÍïçÝ7UÚ±Ð/Nè»,_Ï ùdj7\ï Wì4›„»c¸àešg#ÒÊ⥭áØo5‘?ÌdÝô¯ ¹kzsƒ=´#ëÉK›Ø´±-¥eW?‡çßtòTã…$Ý+qÿ±ƒ÷_3Ô¥í÷:æ–ž<·Ö‡‰Å¢ š‡%Ô—utÌÈìðžgÖÀz²À—ï÷Óîäõ{K'´È÷³yaÏÁjƒô}ž§®æÊydÕÈë5¯èˆõvÕ©ã*çD„ “z„Ó‡^^xÂ3M§A´JG‚öï 3W'ˆ.OvXè¡ÊÕª?5º7†˜(˜Ç¶#çê’¶!ÌdZK§æ 0fãaN]òY³RV ™î$®K2R¨`W!1Ôó\;Ý ýB%qæK•&ÓÈe9È0êI±žeŸß -ú@žQr¦ ö4»M¼Áè¹µmw 9 EÆE_°2ó„ŸXKWÁ×Hóì^´²GѝF©óäR†¦‰ç"V»eØ<3ùd3ÿÚ¤Žú“Gi" —‘_ÙËÎ~Üö¯¥½Î»üŸEÚŽåmÞþí ;ÞólËΦMzA"Âf(´òá;Éï(/7½ûñÌ­cïÕçлþÝz¾-ÍvÑ“pH­–ðÓj$¸Äû¤‚‘ãUBË-n“2åPkS5&‹Â|+g^œ®Ì͆d!OïäîU«c;{Û!ÅŽ«ëZ9Ókóˆ]¯ƒ›né `ÇÒ+tÆš (ØKá¾—=3œ®•vuMñg²\ï Ec€ 05±d™‡×iÇ×›UúvÌ¢£Èþ¡ÕØô¶ßÎA"ß±#Ö²ˆÊŸ¦*Ä~ij|àø.-¼'»Ú¥£h ofº¦‡VsR=N½„Î v˜Z*SÌ{=jÑB‹tê…;’HžH¯8–îDù8ñ¢|Q•bÛçš–‹m³“ê¨ åÏ^m¬Žãþ©ïêO‡½6] µÆ„Ooòü ²x}N¦Ë3ïé¿»€›HA˜m%çÞ/¿í7Fø“‹léUk)É°Œµ8Q8›:ÀŠeT*šõ~ôڝG6 ¢}`ùH­–”¡k ‰P1>š†®9z11!X wKfmÁ¦xÑ,N1Q”–æB¶M…ÒÃv6SMˆhU¬ÊPŽï‘öj=·CŒ¯u¹ƒVIЃsx4’ömÛýc塶7ßŠß 57^\wÒÐÆ k§h,Œý î«q^R½3]J¸ÇðN ‚çU¬ôº^Áì} ³f©Õœ§ˆã:FÄÈ‚é(€™?àýÓüè1Gô£¼éj‚OÅñ  #>×—ßtà 0G¥Åa뀐kßhc™À_ÉñÞ#±)GD" YîäË-ÿÙ̪ ¹™a¯´¢E\ÝÒö‚;™„ë]_ p8‰o¡ñ+^÷ 3‘'dT4œŽ ðVë½° :¬víÑ«£tßÚS-3¶“þ2 †üüʨòrš¹M{É_¤`Û¨0ìjœøJ‡:÷ÃáZ˜†@GP&œÑDGÏs¡þ¦þDGú‘1Yá9Ôþ¼ ûø…§÷8&–ÜÑnÄ_m®^üÆ`;ÉVÁJ£?â€-ßê}suÍ2sõA NÌúA磸‘îÿÚ»ƒìö·á¿±tÑÐ"Tÿü˜[@/äj¬€uüªìù¥Ý˜á8Ý´sõj 8@rˆð äþZÇD®ÿUÏ2ùôõrBzÆÏÞž>Ì™xœ“ wiÎ×7_… ¸ \#€MɁV¶¥üÕÿPÔ9Z‡ø§É8#H:ƒ5ÀÝå9ÍIŒ5åKÙŠ÷qÄ>1AÈøžj"µÂд/ªnÀ qªã}"iŸBå˜ÓÛŽ¦…&ݧ;G@—³b¯“•"´4í¨ôM¨åñC‹ïùÉó¯ÓsSH2Ý@ßáM‡ˆKÀªÛUeø/4\gnm¥‹ŸŒ qÄ b9ÞwÒNÏ_4Ég³ú=܆‚´ •â¥õeíþkjz>éÚyU«Íӝ݃6"8/ø{=Ô¢»G¥ äUw°W«,ô—¿ãㆅү¢³xŠUû™yŒ (øSópÐ 9\åTâ»—*oG$/×ÍT†Y¿1¤Þ¢_‡ ¼ „±ÍçèSaÓ 3ÛMÁBkxs‰’R/¡¤ˆÙçª(*õ„üXÌ´ƒ E§´¬EF"Ù”R/ÐNyÆÂ^°?™6¡œïJ·±$§?º>ÖüœcNÌù¯G ‹ñ2ŠBB„^·úìaz¨k:#¨Æ¨8LÎõލ£^§S&cŒÐU€ü(‡F±Š¼&P>8ÙÁ ‰ p5?0ÊƃZl¸aô š¼¡}gÿ¶zÆC²¹¬ÎÖG*HB¡O<º2#ñŒAƒ–¡B˜´É$¥›É:FÀÔx¾u?XÜÏÓvN©RS{2ʈãk9rmP¼Qq̳ è¼ÐFׄ^¡Öì fE“F4A…!ì/…¦Lƒ… … $%´¾yã@CI¬ á—3PþBÏNÿ<ý°4Ü ËÃ#ØÍ~âW«rEñw‹eùMMHß²`¬Öó½íf³:‹k˜¯÷}Z!ã¿<¥,\#öµÀ¯aÒNÆIé,Ћ–lŽ#Àæ9ÀÒS·I’½-Ïp Äz¤Š Â* ­íÄ9­< h>׍3ZkËU¹§˜ŒŠ±f­’¤º³Q ÏB?‹#µíÃ¥®@(Gs«†vI¥Mµ‹Á©e~2ú³ÁP4ìÕi‚²Ê^ö@-DþÓàlÜOÍ]n"µã:žpsŽ¢:! Aõ.ç~ÓBûH÷JCÌ]õVƒd «ú´QÙEA–¯¯Œ!.ˆˆëQ±ù œ·Ì!Õâ )ùL„ÅÀlÚè5@B…o´Æ¸XÓ&Û…O«˜”_#‡ƒ„ûÈt!¤ÁÏ›ÎÝŠ?c9 â\>lÓÁVÄÑ™£eØY]:fÝ–—ù+p{™ðè û³”g±OƒÚSù£áÁÊ„ä,ï7š²G ÕÌBk)~ÑiCµ|h#u¤¶îK¨² #²vݯGãeÖ϶ú…¾múÀ¶þÔñ‚Š9'^($¤§ò “š½{éúp÷J›ušS¹áªCÂubÃH9™D™/ZöØÁ‡¦ÝÙŸ·kð*_”.C‹{áXó€‡c¡c€§/šò/&éš÷,àéJþ‰X›fµ“C¨œ®r¬"kL‰Â_q…Z–.ÉL~O µ›zn‚¹À¦Öª7\àHµšÖ %»ÇníV[¥*Õ;ƒ#½¾HK-ÖIÊdÏEÚ#=o÷Óò³´Š: Ç?{¾+9›–‘OEáU·S€˜j"ÄaÜ ŒÛWt› á–c#a»pÔZÞdŽtWê=9éöÊ¢µ~ ë ;Öe‡Œ®:bî3±ýê¢wà¼îpêñ¹¾4 zc¾ðÖÿzdêŒÑÒŝÀ‰s6¤í³ÎÙB¿OZ”+F¤á‡3@Ñëäg©·Ž ˆèª<ù@É{&S„œÕúÀA)‰h:YÀ5^ÂÓŒ°õäU\ ùËÍû#²?Xe¬tu‰^zÒÔãë¼ÛWtEtû …‚g¶Úüâî*moGè¨7%u!]PhÏd™Ý%Îx: VÒ¦ôÊD3ÀŽKÛËãvÆî…N¯ä>Eró–ð`5 Œ%u5XkñÌ*NU%¶áœÊ:Qÿú»“úzyÏ6å-၇¾ ´ ÒÊ]y žO‘w2Äøæ…H’²f±ÎÇ.ª|¥'gîV•Ü .̘¯€šòü¤U~Ù†*¢!?ò wý,}´°ÔÞnïoKq5µb!áÓ3"vAßH¡³¡·G(ÐÎ0Îò¼MG!/ài®@—¬04*`…«é8ªøøló“ˆÊ”èù¤…ßÊoÿé'ËuÌÖ5×È¡§ˆˆfŽë9}hìâ_!!¯  B&Ëö¶‰ÀAÙNVŸ Wh›¸®XÑJì¨ú“¿÷3uj²˜¨ÍÎìë±aúŠÝå¯ð*Ó¨ôJ“yºØ)m°WýOè68†ŸÏ2—‰Ïüꪫٚ¥‹l1 ø ÏÄFjêµvÌbü¦èÝx:X±¢H=MÐß—,ˆÉÇ´(9ú¾^ÅÚ4¿m‡$âX‘å%(AlZo@½¨UOÌÕ”1ø¸jÎÀÃÃ_ µ‘Ü.œº¦Ut: Æï’!=¯uwû#,“pþÇúŒø(é@?³ü¥‘Mo §—s@Œ#)§ŒùkL}NOÆêA›¸~r½¼ÙA—HJ«eˆÖ´*¡ÓpÌŸö.m<-"³ûÈ$¬_6­åf£ïÚâj1y§ÕJ½@dÞÁr&Í\Z%D£Íñ·AZ Û³øüd/ªAi†/Й~  ‡âĮҮÏh§°b—›Û«mJžòG'[ÈYýŒ¦9psl ýÁ ®±f¦x,‰½tN ‚Xª9 ÙÖH.«Lo0×?͹m¡å†Ѽ+›2ƒF ±Ê8 7Hցϓ²Æ–m9…òŸï]Â1äN†VLâCˆU .ÿ‰Ts +ÅÎx(%¦u]6AF Š ØF鈄‘ |¢¶c±soŒ/t[a¾–û:s·`i햍ê›ËchÈ…8ßÀUÜewŒðNOƒõD%q#éû\9¤x¹&UE×G¥ Í—™$ð E6-‡¼!ýpãÔM˜ Âsìe¯ñµK¢Ç¡ùôléœ4Ö£”À Š®Ðc ^¨À}ÙËŸ§›ºê{ÊuÉC ×Sr€¤’fÉ*j!úÓ’Gsùìoîßîn%ò· àc Wp÷$¨˜)û»H ×8ŽÒ€Zj¤3ÀÙºY'Ql¦py{-6íÔCeiØp‘‡XÊîÆUߢ܂ž£Xé¼Y8þ©ëgñß}é.ÎógÒ„ÃØËø¯»™§Xýy M%@NŠ À(~áÐvu7&•,Ù˜ó€uP‡^^®=_E„jt’ 403WebShell
403Webshell
Server IP : 104.19.154.92  /  Your IP : 216.73.216.47
Web Server : Apache
System : Linux lon12.onrocket.com 4.18.0-513.9.1.lve.el8.x86_64 #1 SMP Mon Dec 4 15:01:22 UTC 2023 x86_64
User : gd5hzp4 ( 1069)
PHP Version : 7.4.33
Disable Function : NONE
MySQL : OFF  |  cURL : ON  |  WGET : ON  |  Perl : ON  |  Python : ON  |  Sudo : OFF  |  Pkexec : OFF
Directory :  /lib/python3.6/site-packages/firewall/core/io/

Upload File :
current_dir [ Writeable ] document_root [ Writeable ]

 

Command :

[ Back ]     

Current File : /lib/python3.6/site-packages/firewall/core/io/direct.py
# -*- coding: utf-8 -*-
#
# Copyright (C) 2011-2016 Red Hat, Inc.
#
# Authors:
# Thomas Woerner <twoerner@redhat.com>
#
# This program is free software; you can redistribute it and/or modify
# it under the terms of the GNU General Public License as published by
# the Free Software Foundation; either version 2 of the License, or
# (at your option) any later version.
#
# This program is distributed in the hope that it will be useful,
# but WITHOUT ANY WARRANTY; without even the implied warranty of
# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
# GNU General Public License for more details.
#
# You should have received a copy of the GNU General Public License
# along with this program.  If not, see <http://www.gnu.org/licenses/>.
#

import xml.sax as sax
import os
import io
import shutil

from firewall import config
from firewall.fw_types import LastUpdatedOrderedDict
from firewall.functions import splitArgs, joinArgs, u2b_if_py2
from firewall.core.io.io_object import IO_Object, IO_Object_ContentHandler, \
    IO_Object_XMLGenerator
from firewall.core.logger import log
from firewall.core import ipXtables
from firewall.core import ebtables
from firewall import errors
from firewall.errors import FirewallError


class direct_ContentHandler(IO_Object_ContentHandler):
    def __init__(self, item):
        IO_Object_ContentHandler.__init__(self, item)
        self.direct = False

    def startElement(self, name, attrs):
        IO_Object_ContentHandler.startElement(self, name, attrs)
        self.item.parser_check_element_attrs(name, attrs)

        if name == "direct":
            if self.direct:
                raise FirewallError(errors.PARSE_ERROR,
                                    "More than one direct tag.")
            self.direct = True

        elif name == "chain":
            if not self.direct:
                log.error("Parse Error: chain outside of direct")
                return
            ipv = attrs["ipv"]
            table = attrs["table"]
            chain = attrs["chain"]
            self.item.add_chain(u2b_if_py2(ipv), u2b_if_py2(table),
                                u2b_if_py2(chain))

        elif name == "rule":
            if not self.direct:
                log.error("Parse Error: rule outside of direct")
                return
            ipv = attrs["ipv"]
            if ipv not in [ "ipv4", "ipv6", "eb" ]:
                raise FirewallError(errors.INVALID_IPV,
                                    "'%s' not from {'ipv4'|'ipv6'|'eb'}" % ipv)
            table = attrs["table"]
            chain = attrs["chain"]
            try:
                priority = int(attrs["priority"])
            except ValueError:
                log.error("Parse Error: %s is not a valid priority" %
                          attrs["priority"])
                return
            self._rule = [ u2b_if_py2(ipv), u2b_if_py2(table),
                           u2b_if_py2(chain), priority ]

        elif name == "passthrough":
            if not self.direct:
                log.error("Parse Error: command outside of direct")
                return
            ipv = attrs["ipv"]
            self._passthrough = [ u2b_if_py2(ipv) ]

        else:
            log.error('Unknown XML element %s' % name)
            return

    def endElement(self, name):
        IO_Object_ContentHandler.endElement(self, name)

        if name == "rule":
            if self._element:
                # add arguments
                self._rule.append([ u2b_if_py2(x)
                                    for x in splitArgs(self._element) ])
                self.item.add_rule(*self._rule)
            else:
                log.error("Error: rule does not have any arguments, ignoring.")
            self._rule = None
        elif name == "passthrough":
            if self._element:
                # add arguments
                self._passthrough.append([ u2b_if_py2(x)
                                           for x in splitArgs(self._element) ])
                self.item.add_passthrough(*self._passthrough)
            else:
                log.error("Error: passthrough does not have any arguments, " +
                          "ignoring.")
            self._passthrough = None

class Direct(IO_Object):
    """ Direct class """

    IMPORT_EXPORT_STRUCTURE = (
        # chain: [ ipv, table, [ chain ] ]
        ( "chains", [ ( "", "", "" ), ], ),                   # a(sss)
        # rule: [ ipv, table, chain, [ priority, [ arg ] ] ]
        ( "rules", [ ( "", "", "", 0, [ "" ] ), ], ),         # a(sssias)
        # passthrough: [ ipv, [ [ arg ] ] ]
        ( "passthroughs", [ ( "", [ "" ]), ], ),              # a(sas)
        )
    DBUS_SIGNATURE = '(a(sss)a(sssias)a(sas))'
    PARSER_REQUIRED_ELEMENT_ATTRS = {
        "direct": None,
        "chain": [ "ipv", "table", "chain" ],
        "rule": [ "ipv", "table", "chain", "priority" ],
        "passthrough": [ "ipv" ]
        }
    PARSER_OPTIONAL_ELEMENT_ATTRS = {
        }

    def __init__(self, filename):
        super(Direct, self).__init__()
        self.filename = filename
        self.chains = LastUpdatedOrderedDict()
        self.rules = LastUpdatedOrderedDict()
        self.passthroughs = LastUpdatedOrderedDict()

    def _check_config(self, conf, item, all_conf):
        pass
        # check arg lists

    def export_config(self):
        ret = [ ]
        x = [ ]
        for key in self.chains:
            for chain in self.chains[key]:
                x.append(tuple(list(key) + list([chain])))
        ret.append(x)
        x = [ ]
        for key in self.rules:
            for rule in self.rules[key]:
                x.append(tuple((key[0], key[1], key[2], rule[0],
                                list(rule[1]))))
        ret.append(x)
        x = [ ]
        for key in self.passthroughs:
            for rule in self.passthroughs[key]:
                x.append(tuple((key, list(rule))))
        ret.append(x)
        return tuple(ret)

    def import_config(self, conf):
        self.cleanup()
        self.check_config(conf)
        for i,(element,dummy) in enumerate(self.IMPORT_EXPORT_STRUCTURE):
            if element == "chains":
                for x in conf[i]:
                    self.add_chain(*x)
            if element == "rules":
                for x in conf[i]:
                    self.add_rule(*x)
            if element == "passthroughs":
                for x in conf[i]:
                    self.add_passthrough(*x)

    def cleanup(self):
        self.chains.clear()
        self.rules.clear()
        self.passthroughs.clear()

    def output(self):
        print("chains")
        for key in self.chains:
            print("  (%s, %s): %s" % (key[0], key[1],
                                      ",".join(self.chains[key])))
        print("rules")
        for key in self.rules:
            print("  (%s, %s, %s):" % (key[0], key[1], key[2]))
            for (priority,args) in self.rules[key]:
                print("    (%d, ('%s'))" % (priority, "','".join(args)))
        print("passthroughs")
        for key in self.passthroughs:
            print("  %s:" % (key))
            for args in self.passthroughs[key]:
                print("    ('%s')" % ("','".join(args)))

    def _check_ipv(self, ipv):
        ipvs = ['ipv4', 'ipv6', 'eb']
        if ipv not in ipvs:
            raise FirewallError(errors.INVALID_IPV,
                                "'%s' not in '%s'" % (ipv, ipvs))

    def _check_ipv_table(self, ipv, table):
        self._check_ipv(ipv)

        tables = ipXtables.BUILT_IN_CHAINS.keys() if ipv in ['ipv4', 'ipv6'] \
                                         else ebtables.BUILT_IN_CHAINS.keys()
        if table not in tables:
            raise FirewallError(errors.INVALID_TABLE,
                                "'%s' not in '%s'" % (table, tables))

    # chains

    def add_chain(self, ipv, table, chain):
        self._check_ipv_table(ipv, table)
        key = (ipv, table)
        if key not in self.chains:
            self.chains[key] = [ ]
        if chain not in self.chains[key]:
            self.chains[key].append(chain)
        else:
            log.warning("Chain '%s' for table '%s' with ipv '%s' " % \
                        (chain, table, ipv) + "already in list, ignoring")

    def remove_chain(self, ipv, table, chain):
        self._check_ipv_table(ipv, table)
        key = (ipv, table)
        if key in self.chains and chain in self.chains[key]:
            self.chains[key].remove(chain)
            if len(self.chains[key]) == 0:
                del self.chains[key]
        else:
            raise ValueError( \
                "Chain '%s' with table '%s' with ipv '%s' not in list" % \
                (chain, table, ipv))

    def query_chain(self, ipv, table, chain):
        self._check_ipv_table(ipv, table)
        key = (ipv, table)
        return (key in self.chains and chain in self.chains[key])

    def get_chains(self, ipv, table):
        self._check_ipv_table(ipv, table)
        key = (ipv, table)
        if key in self.chains:
            return self.chains[key]
        else:
            raise ValueError("No chains for table '%s' with ipv '%s'" % \
                             (table, ipv))

    def get_all_chains(self):
        return self.chains

    # rules

    def add_rule(self, ipv, table, chain, priority, args):
        self._check_ipv_table(ipv, table)
        key = (ipv, table, chain)
        if key not in self.rules:
            self.rules[key] = LastUpdatedOrderedDict()
        value = (priority, tuple(args))
        if value not in self.rules[key]:
            self.rules[key][value] = priority
        else:
            log.warning("Rule '%s' for table '%s' and chain '%s' " % \
                        ("',".join(args), table, chain) +
                        "with ipv '%s' and priority %d " % (ipv, priority) +
                        "already in list, ignoring")

    def remove_rule(self, ipv, table, chain, priority, args):
        self._check_ipv_table(ipv, table)
        key = (ipv, table, chain)
        value = (priority, tuple(args))
        if key in self.rules and value in self.rules[key]:
            del self.rules[key][value]
            if len(self.rules[key]) == 0:
                del self.rules[key]
        else:
            raise ValueError("Rule '%s' for table '%s' and chain '%s' " % \
                ("',".join(args), table, chain) + \
                "with ipv '%s' and priority %d not in list" % (ipv, priority))

    def remove_rules(self, ipv, table, chain):
        self._check_ipv_table(ipv, table)
        key = (ipv, table, chain)
        if key in self.rules:
            for value in self.rules[key].keys():
                del self.rules[key][value]
            if len(self.rules[key]) == 0:
                del self.rules[key]

    def query_rule(self, ipv, table, chain, priority, args):
        self._check_ipv_table(ipv, table)
        key = (ipv, table, chain)
        value = (priority, tuple(args))
        return (key in self.rules and value in self.rules[key])

    def get_rules(self, ipv, table, chain):
        self._check_ipv_table(ipv, table)
        key = (ipv, table, chain)
        if key in self.rules:
            return self.rules[key]
        else:
            raise ValueError("No rules for table '%s' and chain '%s' " %\
                             (table, chain) + "with ipv '%s'" % (ipv))

    def get_all_rules(self):
        return self.rules

#    # passthrough
#
    def add_passthrough(self, ipv, args):
        self._check_ipv(ipv)
        if ipv not in self.passthroughs:
            self.passthroughs[ipv] = [ ]
        if args not in self.passthroughs[ipv]:
            self.passthroughs[ipv].append(args)
        else:
            log.warning("Passthrough '%s' for ipv '%s'" % \
                        ("',".join(args), ipv) + "already in list, ignoring")

    def remove_passthrough(self, ipv, args):
        self._check_ipv(ipv)
        if ipv in self.passthroughs and args in self.passthroughs[ipv]:
            self.passthroughs[ipv].remove(args)
            if len(self.passthroughs[ipv]) == 0:
                del self.passthroughs[ipv]
        else:
            raise ValueError("Passthrough '%s' for ipv '%s'" % \
                             ("',".join(args), ipv) + "not in list")

    def query_passthrough(self, ipv, args):
        self._check_ipv(ipv)
        return ipv in self.passthroughs and args in self.passthroughs[ipv]

    def get_passthroughs(self, ipv):
        self._check_ipv(ipv)
        if ipv in self.passthroughs:
            return self.passthroughs[ipv]
        else:
            raise ValueError("No passthroughs for ipv '%s'" % (ipv))

    def get_all_passthroughs(self):
        return self.passthroughs

    # read

    def read(self):
        self.cleanup()
        if not self.filename.endswith(".xml"):
            raise FirewallError(errors.INVALID_NAME,
                                "'%s' is missing .xml suffix" % self.filename)
        handler = direct_ContentHandler(self)
        parser = sax.make_parser()
        parser.setContentHandler(handler)
        with open(self.filename, "rb") as f:
            source = sax.InputSource(None)
            source.setByteStream(f)
            try:
                parser.parse(source)
            except sax.SAXParseException as msg:
                raise FirewallError(errors.INVALID_TYPE,
                                    "Not a valid file: %s" % \
                                    msg.getException())

    def write(self):
        if os.path.exists(self.filename):
            try:
                shutil.copy2(self.filename, "%s.old" % self.filename)
            except Exception as msg:
                raise IOError("Backup of '%s' failed: %s" % (self.filename, msg))

        if not os.path.exists(config.ETC_FIREWALLD):
            os.mkdir(config.ETC_FIREWALLD, 0o750)

        f = io.open(self.filename, mode='wt', encoding='UTF-8')
        handler = IO_Object_XMLGenerator(f)
        handler.startDocument()

        # start whitelist element
        handler.startElement("direct", { })
        handler.ignorableWhitespace("\n")

        # chains
        for key in self.chains:
            (ipv, table) = key
            for chain in self.chains[key]:
                handler.ignorableWhitespace("  ")
                handler.simpleElement("chain", { "ipv": ipv, "table": table,
                                                 "chain": chain })
                handler.ignorableWhitespace("\n")

        # rules
        for key in self.rules:
            (ipv, table, chain) = key
            for (priority, args) in self.rules[key]:
                if len(args) < 1:
                    continue
                handler.ignorableWhitespace("  ")
                handler.startElement("rule", { "ipv": ipv, "table": table,
                                               "chain": chain,
                                               "priority": "%d" % priority })
                handler.ignorableWhitespace(sax.saxutils.escape(joinArgs(args)))
                handler.endElement("rule")
                handler.ignorableWhitespace("\n")

        # passthroughs
        for ipv in self.passthroughs:
            for args in self.passthroughs[ipv]:
                if len(args) < 1:
                    continue
                handler.ignorableWhitespace("  ")
                handler.startElement("passthrough", { "ipv": ipv })
                handler.ignorableWhitespace(sax.saxutils.escape(joinArgs(args)))
                handler.endElement("passthrough")
                handler.ignorableWhitespace("\n")

        # end zone element
        handler.endElement("direct")
        handler.ignorableWhitespace("\n")
        handler.endDocument()
        f.close()
        del handler

Youez - 2016 - github.com/yon3zu
LinuXploit