ÿØÿà JFIF    ÿÛ „  ( %"1!%)+...383,7(-.+  -+++--++++---+-+-----+---------------+---+-++7-----ÿÀ  ß â" ÿÄ     ÿÄ H    !1AQaq"‘¡2B±ÁÑð#R“Ò Tbr‚²á3csƒ’ÂñDS¢³$CÿÄ   ÿÄ %  !1AQa"23‘ÿÚ   ? ôÿ ¨pŸªáÿ —åYõõ\?àÒü©ŠÄï¨pŸªáÿ —åYõõ\?àÓü©ŠÄá 0Ÿªáÿ Ÿå[úƒ ú®ði~TÁbqÐ8OÕpÿ ƒOò¤Oè`–RÂáœá™êi€ßÉ< FtŸI“öÌ8úDf´°å}“¾œ6  öFá°y¥jñÇh†ˆ¢ã/ÃÐ:ªcÈ "Y¡ðÑl>ÿ ”ÏËte:qž\oäŠe÷󲍷˜HT4&ÿ ÓÐü6ö®¿øþßèô Ÿ•7Ñi’•j|“ñì>b…þS?*Óôÿ ÓÐü*h¥£ír¶ü UãSç‚Ÿ[AÐaè[ûª•õ&õj?†Éö+EzP—WeÒírJFt ‘BŒ†Ï‡%#tE Øz ¥OÛ«!1›üä±Í™%ºÍãö]°î(–:@<‹ŒÊö×òÆt¦ãº+‡¦%ÌÁ²h´OƒJŒtMÜ>ÀÜÊw3Y´•牋4ǍýʏTì>œú=Íwhyë,¾Ôò×õ¿ßÊa»«þˆѪQ|%6ž™A õ%:øj<>É—ÿ Å_ˆCbõ¥š±ý¯Ýƒï…¶|RëócÍf溪“t.СøTÿ *Ä¿-{†çàczůŽ_–^XþŒ±miB[X±d 1,é”zEù»& î9gœf™9Ð'.;—™i}!ôšåîqêÛ٤ёý£½ÆA–àôe"A$˝Úsäÿ ÷Û #°xŸëí(l »ý3—¥5m! rt`†0~'j2(]S¦¦kv,ÚÇ l¦øJA£Šƒ J3E8ÙiŽ:cÉžúeZ°€¯\®kÖ(79«Ž:¯X”¾³Š&¡* ….‰Ž(ÜíŸ2¥ª‡×Hi²TF¤ò[¨íÈRëÉ䢍mgÑ.Ÿ<öäS0í„ǹÁU´f#Vß;Õ–…P@3ío<ä-±»Ž.L|kªÀê›fÂ6@»eu‚|ÓaÞÆŸ…¨ááå>åŠ?cKü6ùTÍÆ”†sĤÚ;H2RÚ†õ\Ö·Ÿn'¾ ñ#ºI¤Å´%çÁ­‚â7›‹qT3Iï¨ÖÚ5I7Ë!ÅOóŸ¶øÝñØôת¦$Tcö‘[«Ö³šÒ';Aþ ¸èíg A2Z"i¸vdÄ÷.iõ®§)¿]¤À†–‡É&ä{V¶iŽ”.Ó×Õÿ û?h¬Mt–íª[ÿ Ñÿ ÌV(í}=ibÔ¡›¥¢±b Lô¥‡piη_Z<‡z§èŒ)iÖwiÇ 2hÙ3·=’d÷8éŽ1¦¸c¤µ€7›7Ø ð\á)} ¹fËí›pAÃL%âc2 í§æQz¿;T8sæ°qø)QFMð‰XŒÂ±N¢aF¨…8¯!U  Z©RÊ ÖPVÄÀÍin™Ì-GˆªÅËŠ›•zË}º±ŽÍFò¹}Uw×#ä5B¤{î}Ð<ÙD é©¤&‡ïDbàÁôMÁ." ¤‡ú*õ'VŽ|¼´Úgllº¼klz[Æüï÷Aób‡Eÿ dÑ»Xx9ÃÜ£ÁT/`¼¸vI±Ýµ·Ë‚“G³þ*Ÿû´r|*}<¨îºœ @¦mÄ’M¹”.œ«Y–|6ÏU¤jç¥ÕÞqO ˜kDÆÁ¨5ÿ š;Њ¦¦€GÙk \ –Þ=â¼=SͧµªS°ÚÍpÜãQűÀõ¬?ÃÁ1Ñ•õZà?hóœ€ L¦l{Y*K˜Ù›zc˜–ˆâ ø+¾ ­-Ök¥%ùEÜA'}ˆ><ÊIè“bpÍ/qÞâvoX€w,\úªò6Z[XdÒæ­@Ö—€$òJí#é>'°Ú ôª˜<)4ryÙ£|óAÅn5žêŸyÒäMÝ2{"}‰–¤l÷ûWX\l¾Á¸góÉOÔ /óñB¤f¸çñ[.P˜ZsÊË*ßT܈§QN¢’¡¨§V¼(Üù*eÕ“”5T¨‹Âê¥FŒã½Dü[8'Ò¥a…Ú¶k7a *•›¼'Ò·\8¨ª\@\õ¢¦íq+DÙrmÎ…_ªæ»ŠÓœ¡¯’Ré9MÅ×D™lælffc+ŒÑ,ý™ÿ ¯þǤ=Å’Á7µ÷ÚÛ/“Ü€ñýã¼àí¾ÕÑ+ƒ,uµMâÀÄbm:ÒÎPæ{˜Gz[ƒ¯«® KHà`ßØŠéí¯P8Aq.C‰ à€kòpj´kN¶qô€…Õ,ÜNŠª-­{Zö’æû44‰sŽè‰îVíRœÕm" 6?³D9¡ÇTíÅꋇ`4«¸ÝÁô ï’ýorqКÇZ«x4Žâéþuïf¹µö[P ,Q£éaX±`PÉÍZ ¸äYúg üAx ’6Lê‚xÝÓ*äQ  Ï’¨hÍ =²,6ï#rÃ<¯–£»ƒ‹,–ê•€ aÛsñ'%Æ"®ÛüìBᝠHÚ3ß°©$“XnœÖ’î2ËTeûìxîß ¦å¿çÉ ðK§þ{‘t‚Ϋ¬jéîZ[ ”š7L¥4VÚCE×]m¤Øy”ä4-dz£œ§¸x.*ãÊÊ b÷•h:©‡¦s`BTÁRû¾g⻩‹jø sF¢àJøFl‘È•Xᓁà~*j¯ +(ÚÕ6-£¯÷GŠØy‚<Ç’.F‹Hœw(+)ÜÜâÈzÄäT§FߘãÏ;DmVœ3Àu@mÚüXÝü•3B¨òÌÁÛ<·ÃÜ z,Ì@õÅ·d2]ü8s÷IôÞ¯^Ç9¢u„~ëAŸï4«M? K]­ÅàPl@s_ p:°¬ZR”´›JC[CS.h‹ƒïËœ«Æ]–÷ó‚wR×k7X‰k›‘´ù¦=¡«‰¨¨Â')—71ó’c‡Ðúµ `é.{§p¹ój\Ž{1h{o±Ý=áUÊïGÖŒõ–-BÄm+AZX¶¡ ïHðæ¥JmÙ;…ä¡Ÿˆ¦ ° äšiÉg«$üMk5¤L“’çÊvïâï ,=f“"íἊ5ô¬x6{ɏžID0e¸vçmi'︧ºð9$ò¹÷*£’9ÿ ²TÔ…×>JV¥}Œ}$p[bÔ®*[jzS*8 ”·T›Í–ñUîƒwo$áè=LT™ç—~ô·¤ÈÚ$榍q‰„+´kFm)ž‹©i–ËqÞŠ‰à¶ü( ‚•§ •°ò·‡#5ª•µÊ﯅¡X¨šÁ*F#TXJÊ ušJVÍ&=iÄs1‚3•'fý§5Ñ<=[íÞ­ PÚ;ѱÌ_~Ä££8rÞ ²w;’hDT°>ÈG¬8Á²ÚzŽ®ò®qZcqJêäÞ-ö[ܘbň±çb“Š¶31²n×iƒðÕ;1¶þÉ ªX‰,ßqÏ$>•î íZ¥Z 1{ç൵+ƒÕµ¥°T$§K]á»Ûï*·¤tMI’ÂZbŽÕiÒ˜}bÓ0£ª5›¨ [5Ž^ÝœWøÂÝh° ¢OWun£¤5 a2Z.G2³YL]jåtì”ä ÁÓ‘%"©<ÔúÊ°sº UZvä‡ÄiÆÒM .÷V·™ø#kèýiíÌ–ª)µT[)BˆõÑ xB¾B€ÖT¨.¥~ð@VĶr#¸ü*åZNDŽH;âi ],©£öØpù(šºãö¼T.uCê•4@ÿ GÕÛ)Cx›®0ø#:ÏðFÒbR\(€€Ä®fã4Þ‰Fä¯HXƒÅ,†öEÑÔÜ]Öv²?tLÃvBY£ú6Êu5ÅAQ³1‘’¬x–HŒÐ‡ ^ ¸KwJôÖŽ5×CÚ¨vÜ«/B0$×k°=ðbÇ(Ï)w±A†Á† 11Í=èQšµ626ŒÜ/`G«µ<}—-Ö7KEHÈÉðóȤmݱû±·ø«Snmá=“ä«šmݱŸ¡¶~ó·“äUóJæúòB|E LêŽy´jDÔ$G¢þÐñ7óR8ýÒ…Ç› WVe#·Ÿ p·Fx~•ݤF÷0Èÿ K¯æS<6’¡WШ; ´ÿ ¥Êø\Òuî†åÝ–VNœkÒ7oòX¨Á­Ø÷FÎÑä±g÷ÿ M~Çî=p,X´ ÝÌÚÅ‹’ÃjÖ.ØöÏñ qïQ¤ÓZE†° =6·]܈ s¸>v•Ž^Ý\wq9r‰Î\¸¡kURÒ$­*‹Nq?Þª*!sŠÆ:TU_u±T+øX¡ ®¹¡,ÄâÃBTsÜ$Ø›4m椴zÜK]’’›Pƒ @€#â˜`é¹=I‡fiV•Ôî“nRm+µFPOhÍ0B£ €+¬5c v•:P'ÒyÎ ‰V~‚Ó†ÖuókDoh$å\*ö%Ю=£«…aȼ½÷Û.-½VŒŠ¼'lyî±1¬3ó#ÞE¿ÔS¤gV£m›=§\û"—WU¤ÚǼÿ ÂnÁGŒÃ ‚õN D³õNÚíŒÕ;HôyÄÈ©P¹Ä{:?R‘Ô¨âF÷ø£bÅó® JS|‚R÷ivýáâ€Æé¡è³´IئÑT!§˜•Øª‚¬â@q€wnïCWÄ@JU€ê¯m6]Ï:£âx'+ÒðXvÓ¦Úm=–´7œ $ì“B£~p%ÕŸUþ« N@¼üï~w˜ñø5®—'Ôe»¤5ã//€ž~‰Tþ›Å7•#¤× Íö pÄ$ùeåì*«ÓŠEØWEÈsßg ¦ûvžSsLpºÊW–âµEWöˬH; ™!CYõZ ÃÄf æ#1W. \uWâ\,\Çf j’<qTbên›Î[vxx£ë 'ö¨1›˜ÀM¼Pÿ H)ƒêêŒA7s,|F“ 꺸k³9Ìö*ç®;Ö!Ö$Eiž•¹ÒÚ†ýóéÝû¾ÕS®ó$’NÝäŸz¤5r¦ãÄÃD÷Üø!°ø‡Ô&@m™Ì^Ãä­d q5Lnÿ N;.6½·N|#ä"1Nƒx“ã<3('&ñßt  ~ªu”1Tb㫨9ê–›–bìd$ߣ=#ÕãÒmU¯eí$EFù5ýYô櫨æ왍Ǘ±ssM]·á¿0ÕåJRÓªîiƒ+O58ÖñªŠÒx" \µâá¨i’¤i —Ö ” M+M¤ë9‚‰A¦°Qõ¾ßøK~¼Ã‘g…Ö´~÷Ï[3GUœÒ½#…kàÔ®Ò”‰³·dWV‰IP‰Ú8u¹”E ÖqLj¾êÕCBš{A^Âß;–¨`¯¬ìö ˼ ×tìø.tƐm*n¨y4o&Àx¥n¦×î‡aupáÛj8¿m›è¶ã!o½;ß0y^ý×^EÑ¿ÒjzŒ­)vÚÑnÄL …^ªô× ‡—‚3k Îý­hï]içå–îÏ*÷ñþ»Ô CÒjøjÍznˆ´ ¹#b'Fô‹ ‰v¥'’à'T´ƒHýÍ%M‰ ƒ&ÆÇŒï1 ‘ –Þ ‰i¬s žR-Ÿ kŠ¬á¬7:þ 0ŒÅÒÕ/aÙ¬ÃÝ#Úøœ ©aiVc‰. ¹¦ãµ” ›Yg¦›ÆÎýº°f³7ƒhá·¸­}&D9¡ÂsÉÙÞèŠõØàC™¨ñbFC|´Ü(ŸƒÚÒ-%»'a Ì¿)ËÇn¿úÿ ÞŽX…4ÊÅH^ôΑí@ù¹Eh¶“L8Çjù ¼ÎåVªóR©Ï5uà V4lZß®=€xÖŸ–ÑÈ ÷”¨°¾__yM1tÉ?uÆþIkÄgæ@þ[¢†°XÃJ£j·:nkÅ¢u ‘}âGzö­/IµèŠ¬¼48q¦F°ŽR¼=ûì{´¯RýicS ÕÛ íNtÍÙï£,w4rêì®»~x(©Uñ§#Ñ&œÕ¤>ÎåÍÓ9’Ö{9eV­[Öjâ²ãu]˜å2›qÑšÕJç0€sÄ|Êëè0튔bÁ>“{×_F`Ø©ºê:µä,v¤ðfc1±"«ÔÍän1#=· Âøv~H½ÐßA¾¿Ü€Óš]Õ; I¾÷ç‚Qi†î¹9ywÔKG˜áñ zQY—§ÃÕZ07§X‚ Áh;ÁM)iÌCH-¯T‘ë|A0{Ò½LÚ–TâÖkÜ’dÀ“rmm»”جPF³ÖcbE§T€ÒxKºû’Ó®7±²(\4ŽÃ¸Uu@j™yĵ;³µ!Á¢b.W¤=mõ´êµK k ¸K^ÜÛ#p*Ü14qkZç5ïë †°5Ï%ÍÛ<Õ¤×Ô¥ê†C Õ´¼ú$ƒÖ“”]Ù¬qÞÚ[4©ý!ûÏ—Áb쳐XµA¬â~`›Çr¸8ìùÝ䫦<>ä÷«?xs´ÇÑ /á;¹øüÊÈÙà{"@Žïzâ¬[âß‚ U_<ÇŸ½4èN˜ú61®qŠu ¦þF£»äJ_ˆÙÎ~ ÞAã–Ý„Ï—rŠD;xTž‘ô`É«…suãO`?³à™ô Lý#Íc5öoæØ‚y´´÷«ZR§<&JÇ+éâô´€i!Àˆ0æAoàðLèÖ-2ŸõW.’t^–(KÁmHµV@xÜÇy®Ñø­â^:Ú3w· 7½¹°ñ¸â¹®:',«Mœ—n­Á+Ãbš LÈ‘ÄnRÓÅœ%¦²‰¨ùQ:¤f‚ "PÕtô¸…cæl…&˜Ú˜Ôkv‹ž+vŠ,=¢v­6—Xy*¥t£«<™:“aîϲ=¦6rO]XI¿Œ÷¤zÚ­›¶ 6÷”w\d ü~v®ˆÌk«^m<ÿ ¢‰Õ\)ùºŽ;… lîÙÅEŠ®cѾ@vnMÏ,¼“ñ•ŽBxðÃzãÇç%3ˆ"}Ù•Åî> BÉú;Ò]V+P˜F_´ßé> Øše|ï‡ÄOmFæÇ ãqÞ$/xÐx­z`ï9"œÜij‚!7.\Td…9M‡•iŽ‹¾‘50ÞŽn¥ß4ÉôO ¹*í^QêËÜÇÌ8=Ž§s‰'ÂëÙ«á%Pú[O †ÅP¯VsŽ°.‰,kc¶ ¬A9n˜XÎ-ÞšN["¹QÕ‰ƒMýÁߺXJæÍaLj¾×Ãmã¾ãÚ uñÒþåQô¦¥ /ÄUx:‚ÍÜ’ Đ©ØÝ3V¨‰ÕnÐ6ó*óúK­«…c ¯U òhsý­jóÔj#,ímŒRµ«lbïUTŒÑ8†Ä0œÏr`ð¡¬É Ї ë"À² ™ 6¥ f¶ ¢ÚoܱԷ-<Àî)†a¶ž'Ú»¨TXqØæ¶÷YÄHy˜9ÈIW­YÀuMFë ºÏ’AqÌ4·/Ú †ô'i$øä­=Ä Ý|öK×40è|È6p‘0§)o¥ctî§H+CA-“ xØ|ÐXŠç l8íºð3Ø:³¤¬KX¯UÿÙ # distro.py - Provide a distro abstraction of the sources.list # # Copyright (c) 2004-2009 Canonical Ltd. # Copyright (c) 2006-2007 Sebastian Heinlein # Copyright (c) 2016 Harald Sitter # # Authors: Sebastian Heinlein # Michael Vogt # Harald Sitter # # 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, write to the Free Software # Foundation, Inc., 59 Temple Place, Suite 330, Boston, MA 02111-1307 # USA import gettext import logging import re import shlex import os from xml.etree.ElementTree import ElementTree from apt_pkg import gettext as _ class NoDistroTemplateException(Exception): pass class Distribution(object): def __init__(self, id, codename, description, release, is_like=[]): """ Container for distribution specific informations """ # LSB information self.id = id self.codename = codename self.description = description self.release = release self.is_like = is_like self.binary_type = "deb" self.source_type = "deb-src" def get_sources(self, sourceslist): """ Find the corresponding template, main and child sources for the distribution """ self.sourceslist = sourceslist # corresponding sources self.source_template = None self.child_sources = [] self.main_sources = [] self.disabled_sources = [] self.cdrom_sources = [] self.download_comps = [] self.enabled_comps = [] self.cdrom_comps = [] self.used_media = [] self.get_source_code = False self.source_code_sources = [] # location of the sources self.default_server = "" self.main_server = "" self.nearest_server = "" self.used_servers = [] # find the distro template for template in self.sourceslist.matcher.templates: if (self.is_codename(template.name) and template.distribution == self.id): #print "yeah! found a template for %s" % self.description #print template.description, template.base_uri, \ # template.components self.source_template = template break if self.source_template is None: raise NoDistroTemplateException( "Error: could not find a distribution template for %s/%s" % (self.id, self.codename)) # find main and child sources media = [] comps = [] cdrom_comps = [] enabled_comps = [] #source_code = [] for source in self.sourceslist.list: if (not source.invalid and self.is_codename(source.dist) and source.template and source.template.official and self.is_codename(source.template.name)): #print "yeah! found a distro repo: %s" % source.line # cdroms need do be handled differently if (source.uri.startswith("cdrom:") and not source.disabled): self.cdrom_sources.append(source) cdrom_comps.extend(source.comps) elif (source.uri.startswith("cdrom:") and source.disabled): self.cdrom_sources.append(source) elif (source.type == self.binary_type and not source.disabled): self.main_sources.append(source) comps.extend(source.comps) media.append(source.uri) elif (source.type == self.binary_type and source.disabled): self.disabled_sources.append(source) elif (source.type == self.source_type and not source.disabled): self.source_code_sources.append(source) elif (source.type == self.source_type and source.disabled): self.disabled_sources.append(source) if (not source.invalid and source.template in self.source_template.children): if (not source.disabled and source.type == self.binary_type): self.child_sources.append(source) elif (not source.disabled and source.type == self.source_type): self.source_code_sources.append(source) else: self.disabled_sources.append(source) self.download_comps = set(comps) self.cdrom_comps = set(cdrom_comps) enabled_comps.extend(comps) enabled_comps.extend(cdrom_comps) self.enabled_comps = set(enabled_comps) self.used_media = set(media) self.get_mirrors() def get_mirrors(self, mirror_template=None): """ Provide a set of mirrors where you can get the distribution from """ # the main server is stored in the template self.main_server = self.source_template.base_uri # other used servers for medium in self.used_media: if not medium.startswith("cdrom:"): # seems to be a network source self.used_servers.append(medium) if len(self.main_sources) == 0: self.default_server = self.main_server else: self.default_server = self.main_sources[0].uri # get a list of country codes and real names self.countries = {} fname = "/usr/share/xml/iso-codes/iso_3166.xml" if os.path.exists(fname): et = ElementTree(file=fname) # python2.6 compat, the next two lines can get removed # once we do not use py2.6 anymore if getattr(et, "iter", None) is None: et.iter = et.getiterator it = et.iter('iso_3166_entry') for elm in it: try: descr = elm.attrib["common_name"] except KeyError: descr = elm.attrib["name"] try: code = elm.attrib["alpha_2_code"] except KeyError: code = elm.attrib["alpha_3_code"] self.countries[code.lower()] = gettext.dgettext('iso_3166', descr) # try to guess the nearest mirror from the locale self.country = None self.country_code = None locale = os.getenv("LANG", default="en_UK") a = locale.find("_") z = locale.find(".") if z == -1: z = len(locale) country_code = locale[a + 1:z].lower() if mirror_template: self.nearest_server = mirror_template % country_code if country_code in self.countries: self.country = self.countries[country_code] self.country_code = country_code def _get_mirror_name(self, server): ''' Try to get a human readable name for the main mirror of a country Customize for different distributions ''' country = None i = server.find("://") li = server.find(".archive.ubuntu.com") if i != -1 and li != -1: country = server[i + len("://"):li] if country in self.countries: # TRANSLATORS: %s is a country return _("Server for %s") % self.countries[country] else: return("%s" % server.rstrip("/ ")) def get_server_list(self): ''' Return a list of used and suggested servers ''' def compare_mirrors(mir1, mir2): ''' Helper function that handles comaprision of mirror urls that could contain trailing slashes''' return re.match(mir1.strip("/ "), mir2.rstrip("/ ")) # Store all available servers: # Name, URI, active mirrors = [] if (len(self.used_servers) < 1 or (len(self.used_servers) == 1 and compare_mirrors(self.used_servers[0], self.main_server))): mirrors.append([_("Main server"), self.main_server, True]) if self.nearest_server: mirrors.append([self._get_mirror_name(self.nearest_server), self.nearest_server, False]) elif (len(self.used_servers) == 1 and not compare_mirrors(self.used_servers[0], self.main_server)): mirrors.append([_("Main server"), self.main_server, False]) # Only one server is used server = self.used_servers[0] # Append the nearest server if it's not already used if self.nearest_server: if not compare_mirrors(server, self.nearest_server): mirrors.append([self._get_mirror_name(self.nearest_server), self.nearest_server, False]) if server: mirrors.append([self._get_mirror_name(server), server, True]) elif len(self.used_servers) > 1: # More than one server is used. Since we don't handle this case # in the user interface we set "custom servers" to true and # append a list of all used servers mirrors.append([_("Main server"), self.main_server, False]) if self.nearest_server: mirrors.append([self._get_mirror_name(self.nearest_server), self.nearest_server, False]) mirrors.append([_("Custom servers"), None, True]) for server in self.used_servers: mirror_entry = [self._get_mirror_name(server), server, False] if (compare_mirrors(server, self.nearest_server) or compare_mirrors(server, self.main_server)): continue elif mirror_entry not in mirrors: mirrors.append(mirror_entry) return mirrors def add_source(self, type=None, uri=None, dist=None, comps=None, comment=""): """ Add distribution specific sources """ if uri is None: # FIXME: Add support for the server selector uri = self.default_server if dist is None: dist = self.codename if comps is None: comps = list(self.enabled_comps) if type is None: type = self.binary_type new_source = self.sourceslist.add(type, uri, dist, comps, comment) # if source code is enabled add a deb-src line after the new # source if self.get_source_code and type == self.binary_type: self.sourceslist.add( self.source_type, uri, dist, comps, comment, file=new_source.file, pos=self.sourceslist.list.index(new_source) + 1) def enable_component(self, comp): """ Enable a component in all main, child and source code sources (excluding cdrom based sources) comp: the component that should be enabled """ comps = set([comp]) # look for parent components that we may have to add for source in self.main_sources: for c in source.template.components: if c.name == comp and c.parent_component: comps.add(c.parent_component) for c in comps: self._enable_component(c) def _enable_component(self, comp): def add_component_only_once(source, comps_per_dist): """ Check if we already added the component to the repository, since a repository could be splitted into different apt lines. If not add the component """ # if we don't have that distro, just return (can happen for e.g. # dapper-update only in deb-src if source.dist not in comps_per_dist: return # if we have seen this component already for this distro, # return (nothing to do) if comp in comps_per_dist[source.dist]: return # add it source.comps.append(comp) comps_per_dist[source.dist].add(comp) sources = [] sources.extend(self.main_sources) sources.extend(self.child_sources) # store what comps are enabled already per distro (where distro is # e.g. "dapper", "dapper-updates") comps_per_dist = {} comps_per_sdist = {} for s in sources: if s.type == self.binary_type: if s.dist not in comps_per_dist: comps_per_dist[s.dist] = set() for c in s.comps: comps_per_dist[s.dist].add(c) for s in self.source_code_sources: if s.type == self.source_type: if s.dist not in comps_per_sdist: comps_per_sdist[s.dist] = set() for c in s.comps: comps_per_sdist[s.dist].add(c) # check if there is a main source at all if len(self.main_sources) < 1: # create a new main source self.add_source(comps=["%s" % comp]) else: # add the comp to all main, child and source code sources for source in sources: add_component_only_once(source, comps_per_dist) for source in self.source_code_sources: add_component_only_once(source, comps_per_sdist) # check if there is a main source code source at all if self.get_source_code: if len(self.source_code_sources) < 1: # create a new main source self.add_source(type=self.source_type, comps=["%s" % comp]) else: # add the comp to all main, child and source code sources for source in self.source_code_sources: add_component_only_once(source, comps_per_sdist) def disable_component(self, comp): """ Disable a component in all main, child and source code sources (excluding cdrom based sources) """ sources = [] sources.extend(self.main_sources) sources.extend(self.child_sources) sources.extend(self.source_code_sources) if comp in self.cdrom_comps: sources = [] sources.extend(self.main_sources) for source in sources: if comp in source.comps: source.comps.remove(comp) if len(source.comps) < 1: self.sourceslist.remove(source) def change_server(self, uri): ''' Change the server of all distro specific sources to a given host ''' def change_server_of_source(source, uri, seen): # Avoid creating duplicate entries source.uri = uri for comp in source.comps: if [source.uri, source.dist, comp] in seen: source.comps.remove(comp) else: seen.append([source.uri, source.dist, comp]) if len(source.comps) < 1: self.sourceslist.remove(source) seen_binary = [] seen_source = [] self.default_server = uri for source in self.main_sources: change_server_of_source(source, uri, seen_binary) for source in self.child_sources: # Do not change the forces server of a child source if (source.template.base_uri is None or source.template.base_uri != source.uri): change_server_of_source(source, uri, seen_binary) for source in self.source_code_sources: change_server_of_source(source, uri, seen_source) def is_codename(self, name): ''' Compare a given name with the release codename. ''' if name == self.codename: return True else: return False class DebianDistribution(Distribution): ''' Class to support specific Debian features ''' def is_codename(self, name): ''' Compare a given name with the release codename and check if if it can be used as a synonym for a development releases ''' if name == self.codename or self.release in ("testing", "unstable"): return True else: return False def _get_mirror_name(self, server): ''' Try to get a human readable name for the main mirror of a country Debian specific ''' country = None i = server.find("://ftp.") li = server.find(".debian.org") if i != -1 and li != -1: country = server[i + len("://ftp."):li] if country in self.countries: # TRANSLATORS: %s is a country return _("Server for %s") % gettext.dgettext( "iso_3166", self.countries[country].rstrip()).rstrip() else: return("%s" % server.rstrip("/ ")) def get_mirrors(self): Distribution.get_mirrors( self, mirror_template="http://ftp.%s.debian.org/debian/") class UbuntuDistribution(Distribution): ''' Class to support specific Ubuntu features ''' def get_mirrors(self): Distribution.get_mirrors( self, mirror_template="http://%s.archive.ubuntu.com/ubuntu/") class UbuntuRTMDistribution(UbuntuDistribution): ''' Class to support specific Ubuntu RTM features ''' def get_mirrors(self): self.main_server = self.source_template.base_uri def _lsb_release(): """Call lsb_release --idrc and return a mapping.""" from subprocess import Popen, PIPE import errno result = {'Codename': 'sid', 'Distributor ID': 'Debian', 'Description': 'Debian GNU/Linux unstable (sid)', 'Release': 'unstable'} try: out = Popen(['lsb_release', '-idrc'], stdout=PIPE).communicate()[0] # Convert to unicode string, needed for Python 3.1 out = out.decode("utf-8") result.update(l.split(":\t") for l in out.split("\n") if ':\t' in l) except OSError as exc: if exc.errno != errno.ENOENT: logging.warning('lsb_release failed, using defaults:' % exc) return result def _system_image_channel(): """Get the current channel from system-image-cli -i if possible.""" from subprocess import Popen, PIPE import errno try: from subprocess import DEVNULL except ImportError: # no DEVNULL in 2.7 DEVNULL = os.open(os.devnull, os.O_RDWR) try: out = Popen( ['system-image-cli', '-i'], stdout=PIPE, stderr=DEVNULL, universal_newlines=True).communicate()[0] for l in out.splitlines(): if l.startswith('channel: '): return l.split(': ', 1)[1] except OSError as exc: if exc.errno != errno.ENOENT: logging.warning( 'system-image-cli failed, using defaults: %s' % exc) return None class _OSRelease: DEFAULT_OS_RELEASE_FILE = '/etc/os-release' OS_RELEASE_FILE = '/etc/os-release' def __init__(self, lsb_compat=True): self.result = {} self.valid = False self.file = _OSRelease.OS_RELEASE_FILE if not os.path.isfile(self.file): return self.parse() self.valid = True if lsb_compat: self.inject_lsb_compat() def inject_lsb_compat(self): self.result['Distributor ID'] = self.result['ID'] self.result['Description'] = self.result['PRETTY_NAME'] # Optionals as per os-release spec. self.result['Codename'] = self.result.get('VERSION_CODENAME') if not self.result['Codename']: # Transient Ubuntu 16.04 field (LP: #1598212) self.result['Codename'] = self.result.get('UBUNTU_CODENAME') self.result['Release'] = self.result.get('VERSION_ID') def parse(self): f = open(self.file, 'r') for line in f: line = line.strip() if not line: continue self.parse_entry(*line.split('=', 1)) f.close() def parse_entry(self, key, value): value = self.parse_value(value) # Values can be shell strings... if key == "ID_LIKE" and isinstance(value, str): # ID_LIKE is specified as quoted space-separated list. This will # be parsed as string that we need to split manually. value = value.split(' ') self.result[key] = value def parse_value(self, value): values = shlex.split(value) if len(values) == 1: return values[0] return values def get_distro(id=None, codename=None, description=None, release=None, is_like=[]): """ Check the currently used distribution and return the corresponding distriubtion class that supports distro specific features. If no paramter are given the distro will be auto detected via a call to lsb-release """ # make testing easier if not (id and codename and description and release): os_release = _OSRelease() os_result = [] lsb_result = _lsb_release() if os_release.valid: os_result = os_release.result # TODO: We cannot presently use os-release to fully replace lsb_release # because os-release's ID, VERSION_ID and VERSION_CODENAME fields # are specified as lowercase. In lsb_release they can be upcase # or captizalized. So, switching to os-release would consitute # a behavior break a which point lsb_release support should be # fully removed. # This in particular is a problem for template matching, as this # matches against Distribution objects and depends on string # case. lsb_result = _lsb_release() id = lsb_result['Distributor ID'] codename = lsb_result['Codename'] description = lsb_result['Description'] release = lsb_result['Release'] # Not available with LSB, use get directly. is_like = os_result.get('ID_LIKE', []) if id == "Ubuntu": channel = _system_image_channel() if channel is not None and "ubuntu-rtm/" in channel: id = "Ubuntu-RTM" codename = channel.rsplit("/", 1)[1].split("-", 1)[0] description = codename release = codename if id == "Ubuntu": return UbuntuDistribution(id, codename, description, release, is_like) if id == "Ubuntu-RTM": return UbuntuRTMDistribution( id, codename, description, release, is_like) elif id == "Debian": return DebianDistribution(id, codename, description, release, is_like) else: return Distribution(id, codename, description, release, is_like)