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 # UpdateList.py # -*- Mode: Python; indent-tabs-mode: nil; tab-width: 4; coding: utf-8 -*- # # Copyright (c) 2004-2013 Canonical # # Author: Michael Vogt # Dylan McCall # Michael Terry # # 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 from __future__ import print_function import warnings warnings.filterwarnings("ignore", "Accessed deprecated property", DeprecationWarning) from gettext import gettext as _ import apt import logging import itertools import os import random import glob from gi.repository import Gio from UpdateManager.Core import utils class UpdateItem(): def __init__(self, pkg, name, icon, to_remove): self.icon = icon self.name = name self.pkg = pkg self.to_remove = to_remove def is_selected(self): if not self.to_remove: return self.pkg.marked_install or self.pkg.marked_upgrade else: return self.pkg.marked_delete class UpdateGroup(UpdateItem): _depcache = {} def __init__(self, pkg, name, icon, to_remove): UpdateItem.__init__(self, pkg, name, icon, to_remove) self._items = set() self._deps = set() self.core_item = None if pkg is not None: self.core_item = UpdateItem(pkg, name, icon, to_remove) self._items.add(self.core_item) @property def items(self): all_items = [] all_items.extend(self._items) return sorted(all_items, key=lambda a: a.name.lower()) def add(self, pkg, cache=None, eventloop_callback=None, to_remove=False): name = utils.get_package_label(pkg) icon = Gio.ThemedIcon.new("package") self._items.add(UpdateItem(pkg, name, icon, to_remove)) # If the pkg is in self._deps, stop here. We have already calculated # the recursive dependencies for this package, no need to do it again. if cache and pkg.name in cache and pkg.name not in self._deps: if not self._deps: # Initial deps haven't been calculated. As we're checking # whether _deps is empty in is_dependency, we must init now or # it won't be done at all. self._init_deps(cache, eventloop_callback) self._add_deps(pkg, cache, eventloop_callback) def contains(self, item): return item in self._items def _init_deps(self, cache, eventloop_callback): for item in self._items: if item.pkg and item.pkg.name not in self._deps: self._add_deps(item.pkg, cache, eventloop_callback) def _add_deps(self, pkg, cache, eventloop_callback): """Adds pkg and dependencies of pkg to the dependency list.""" if pkg is None or pkg.candidate is None or pkg.name in self._deps: # This shouldn't really happen. If we land here often, it's a sign # that something has gone wrong. Unless all pkgs are None it's not # a critical issue - a hit to the performance at most. reason = ((not pkg or not pkg.candidate) and "Package was None or didn't have a candidate." or "%s already in _deps." % pkg.name) logging.debug("Useless call to _add_deps. %s" % reason) return if len(self._deps) % 200 == 0 and callable(eventloop_callback): # Don't spin the loop every time _add_deps is called. eventloop_callback() self._deps.add(pkg.name) if pkg.name in self._depcache: for dep in self._depcache[pkg.name]: if dep not in self._deps and dep in cache: self._add_deps(cache[dep], cache, eventloop_callback) else: candidate = pkg.candidate dependencies = candidate.get_dependencies('Depends', 'Recommends') for dependency_pkg in itertools.chain.from_iterable(dependencies): name = dependency_pkg.name if name not in self._deps and name in cache: self._depcache.setdefault(pkg.name, []).append(name) self._add_deps(cache[name], cache, eventloop_callback) def is_dependency(self, maybe_dep, cache=None, eventloop_callback=None): if not self._deps and cache: self._init_deps(cache, eventloop_callback) return maybe_dep.name in self._deps def packages_are_selected(self): for item in self.items: if item.is_selected(): return True return False def selection_is_inconsistent(self): pkgs_installing = [item for item in self.items if item.is_selected()] return (len(pkgs_installing) > 0 and len(pkgs_installing) < len(self.items)) def get_total_size(self): if self.to_remove: return 0 size = 0 for item in self.items: size += getattr(item.pkg.candidate, "size", 0) return size class UpdateApplicationGroup(UpdateGroup): def __init__(self, pkg, application, to_remove): name = application.get_display_name() icon = application.get_icon() super(UpdateApplicationGroup, self).__init__(pkg, name, icon, to_remove) class UpdatePackageGroup(UpdateGroup): def __init__(self, pkg, to_remove): name = utils.get_package_label(pkg) icon = Gio.ThemedIcon.new("package") super(UpdatePackageGroup, self).__init__(pkg, name, icon, to_remove) class UpdateSystemGroup(UpdateGroup): def __init__(self, cache, to_remove): # Translators: the %s is a distro name, like 'Ubuntu' and 'base' as in # the core components and packages. name = _("%s base") % utils.get_ubuntu_flavor_name(cache=cache) icon = Gio.ThemedIcon.new("distributor-logo") super(UpdateSystemGroup, self).__init__(None, name, icon, to_remove) class UpdateOrigin(): def __init__(self, desc, importance): self.packages = [] self.importance = importance self.description = desc class UpdateList(): """ class that contains the list of available updates in self.pkgs[origin] where origin is the user readable string """ # the key in the debian/control file used to add the phased # updates percentage PHASED_UPDATES_KEY = "Phased-Update-Percentage" # the file that contains the uniq machine id UNIQ_MACHINE_ID_FILE = "/etc/machine-id" # use the dbus one as a fallback UNIQ_MACHINE_ID_FILE_FALLBACK = "/var/lib/dbus/machine-id" APP_INSTALL_PATTERN = "/usr/share/app-install/desktop/%s:*.desktop" # the configuration key to turn phased-updates always on ALWAYS_INCLUDE_PHASED_UPDATES = ( "Update-Manager::Always-Include-Phased-Updates") # ... or always off NEVER_INCLUDE_PHASED_UPDATES = ( "Update-Manager::Never-Include-Phased-Updates") def __init__(self, parent, dist=None): self.dist = (dist if dist else utils.get_dist()) self.distUpgradeWouldDelete = 0 self.update_groups = [] self.security_groups = [] self.kernel_autoremove_groups = [] self.duplicate_groups = [] self.num_updates = 0 self.random = random.Random() self.ignored_phased_updates = [] # a stable machine uniq id try: with open(self.UNIQ_MACHINE_ID_FILE) as f: self.machine_uniq_id = f.read() except FileNotFoundError: with open(self.UNIQ_MACHINE_ID_FILE_FALLBACK) as f: self.machine_uniq_id = f.read() if 'XDG_DATA_DIRS' in os.environ and os.environ['XDG_DATA_DIRS']: data_dirs = os.environ['XDG_DATA_DIRS'] else: data_dirs = '/usr/local/share/:/usr/share/' self.application_dirs = [os.path.join(base, 'applications') for base in data_dirs.split(':')] if 'XDG_CURRENT_DESKTOP' in os.environ: self.current_desktop = os.environ.get('XDG_CURRENT_DESKTOP') else: self.current_desktop = '' self.desktop_cache = {} def _file_is_application(self, file_path): # WARNING: This is called often if there's a lot of updates. A poor # performing call here has a huge impact on the overall performance! if not file_path.endswith(".desktop"): # First the obvious case: If the path doesn't end in a .desktop # extension, this isn't a desktop file. return False file_path = os.path.abspath(file_path) for app_dir in self.application_dirs: if file_path.startswith(app_dir): return True return False def _rate_application_for_package(self, application, pkg): score = 0 desktop_file = os.path.basename(application.get_filename()) application_id = os.path.splitext(desktop_file)[0] if application.should_show(): score += 1 if application_id == pkg.name: score += 5 return score def _get_application_for_package(self, pkg): desktop_files = [] rated_applications = [] for installed_file in pkg.installed_files: if self._file_is_application(installed_file): desktop_files.append(installed_file) if pkg.name in self.desktop_cache: desktop_files += self.desktop_cache[pkg.name] for desktop_file in desktop_files: try: application = Gio.DesktopAppInfo.new_from_filename( desktop_file) application.set_desktop_env(self.current_desktop) except Exception as e: logging.warning("Error loading .desktop file %s: %s" % (desktop_file, e)) continue score = self._rate_application_for_package(application, pkg) if score > 0: rated_applications.append((score, application)) rated_applications.sort(key=lambda app: app[0], reverse=True) if len(rated_applications) > 0: return rated_applications[0][1] else: return None def _populate_desktop_cache(self, pkg_names): if not pkg_names: # No updates; This shouldn't have happened. logging.warning("_populate_desktop_cache called with empty list " "of packages.") return elif len(pkg_names) == 1: # One update; Let glob do the matching. pattern = self.APP_INSTALL_PATTERN % pkg_names[0] else: # More than one update available. Glob all desktop files and store # those that match an upgradeable package. pattern = self.APP_INSTALL_PATTERN % "*" for desktop_file in glob.iglob(pattern): try: pkg = desktop_file.split('/')[-1].split(":")[0] except IndexError: # app-install-data desktop file had an unexpected naming # convention. As we can't extract the package name from # the path, just ignore it. logging.error("Could not extract package name from '%s'. " "File ignored." % desktop_file) continue if pkg in pkg_names: self.desktop_cache.setdefault(pkg, []).append(desktop_file) logging.debug("App candidate for %s: %s" % (pkg, desktop_file)) def _is_security_update(self, pkg): """ This will test if the pkg is a security update. This includes if there is a newer version in -updates, but also an older update available in -security. For example, if installed pkg A v1.0 is available in both -updates (as v1.2) and -security (v1.1). we want to display it as a security update. :return: True if the update comes from the security pocket """ if not self.dist: return False inst_ver = pkg._pkg.current_ver for ver in pkg._pkg.version_list: # discard is < than installed ver if (inst_ver and apt.apt_pkg.version_compare(ver.ver_str, inst_ver.ver_str) <= 0): continue # check if we have a match for (verFileIter, index) in ver.file_list: if verFileIter.archive == "%s-security" % self.dist and \ verFileIter.origin == "Ubuntu": indexfile = pkg._pcache._list.find_index(verFileIter) if indexfile: # and indexfile.IsTrusted: return True return False def _is_ignored_phased_update(self, pkg): """ This will test if the pkg is a phased update and if it needs to get installed or ignored. :return: True if the updates should be ignored """ # allow the admin to override this if apt.apt_pkg.config.find_b( self.ALWAYS_INCLUDE_PHASED_UPDATES, False): return False if self.PHASED_UPDATES_KEY in pkg.candidate.record: if apt.apt_pkg.config.find_b( self.NEVER_INCLUDE_PHASED_UPDATES, False): logging.info("holding back phased update per configuration") return True # its important that we always get the same result on # multiple runs of the update-manager, so we need to # feed a seed that is a combination of the pkg/ver/machine self.random.seed("%s-%s-%s" % ( pkg.candidate.source_name, pkg.candidate.version, self.machine_uniq_id)) threshold = pkg.candidate.record[self.PHASED_UPDATES_KEY] percentage = self.random.randint(0, 100) if percentage > int(threshold): logging.info("holding back phased update %s (%s < %s)" % ( pkg.name, threshold, percentage)) return True return False def _get_linux_packages(self): "Return all binary packages made by the linux-meta source package" # Hard code this rather than generate from source info in cache because # that might only be available if we have deb-src lines. I think we # could also generate it by iterating over all the binary package info # we have, but that is costly. These don't change often. return ['linux', 'linux-cloud-tools-generic', 'linux-cloud-tools-lowlatency', 'linux-cloud-tools-virtual', 'linux-crashdump', 'linux-generic', 'linux-generic-lpae', 'linux-headers-generic', 'linux-headers-generic-lpae', 'linux-headers-lowlatency', 'linux-headers-lowlatency-lpae', 'linux-headers-server', 'linux-headers-virtual', 'linux-image', 'linux-image-extra-virtual', 'linux-image-generic', 'linux-image-generic-lpae', 'linux-image-lowlatency', 'linux-image-virtual', 'linux-lowlatency', 'linux-signed-generic', 'linux-signed-image-generic', 'linux-signed-image-lowlatency', 'linux-signed-lowlatency', 'linux-source', 'linux-tools-generic', 'linux-tools-generic-lpae', 'linux-tools-lowlatency', 'linux-tools-virtual', 'linux-virtual'] def _make_groups(self, cache, pkgs, eventloop_callback, to_remove=False): if not pkgs: return [] ungrouped_pkgs = [] app_groups = [] pkg_groups = [] for pkg in pkgs: app = self._get_application_for_package(pkg) if app is not None: app_group = UpdateApplicationGroup(pkg, app, to_remove) app_groups.append(app_group) else: ungrouped_pkgs.append(pkg) # Stick together applications and their immediate dependencies for pkg in list(ungrouped_pkgs): dep_groups = [] for group in app_groups: if group.is_dependency(pkg, cache, eventloop_callback): dep_groups.append(group) if len(dep_groups) > 1: break if len(dep_groups) == 1: dep_groups[0].add(pkg, cache, eventloop_callback, to_remove) ungrouped_pkgs.remove(pkg) system_group = None if ungrouped_pkgs: # Separate out system base packages. If we have already found an # application for all updates, don't bother. meta_group = UpdateGroup(None, None, None, to_remove) flavor_package = utils.get_ubuntu_flavor_package(cache=cache) meta_pkgs = [flavor_package, "ubuntu-standard", "ubuntu-minimal"] meta_pkgs.extend(self._get_linux_packages()) for pkg in meta_pkgs: if pkg in cache: meta_group.add(cache[pkg]) for pkg in ungrouped_pkgs: if meta_group.is_dependency(pkg, cache, eventloop_callback): if system_group is None: system_group = UpdateSystemGroup(cache, to_remove) system_group.add(pkg) else: pkg_groups.append(UpdatePackageGroup(pkg, to_remove)) app_groups.sort(key=lambda a: a.name.lower()) pkg_groups.sort(key=lambda a: a.name.lower()) if system_group: pkg_groups.append(system_group) return app_groups + pkg_groups def update(self, cache, eventloop_callback=None, duplicate_packages=[]): self.held_back = [] # do the upgrade self.distUpgradeWouldDelete = cache.saveDistUpgrade() security_pkgs = [] upgrade_pkgs = [] kernel_autoremove_pkgs = [] duplicate_pkgs = [] # Find all upgradable packages for pkg in cache: if pkg.is_upgradable or pkg.marked_install: if getattr(pkg.candidate, "origins", None) is None: # can happen for e.g. locked packages # FIXME: do something more sensible here (but what?) print("WARNING: upgradable but no candidate.origins?!?: ", pkg.name) continue # see if its a phased update and *not* a security update # keep track of packages for which the update percentage was # not met for testing is_security_update = self._is_security_update(pkg) if not is_security_update: if self._is_ignored_phased_update(pkg): self.ignored_phased_updates.append(pkg) continue if is_security_update: security_pkgs.append(pkg) else: upgrade_pkgs.append(pkg) self.num_updates = self.num_updates + 1 if pkg.is_upgradable and not (pkg.marked_upgrade or pkg.marked_install): self.held_back.append(pkg.name) continue if (pkg.is_auto_removable and (cache.versioned_kernel_pkgs_regexp and cache.versioned_kernel_pkgs_regexp.match(pkg.name) and not cache.running_kernel_pkgs_regexp.match( pkg.name))): kernel_autoremove_pkgs.append(pkg) if (pkg.name in duplicate_packages): duplicate_pkgs.append(pkg) # perform operations after the loop to not skip packages which # changed state due to the resolver for pkg in kernel_autoremove_pkgs: pkg.mark_delete() for pkg in duplicate_pkgs: pkg.mark_delete() for pkg in self.ignored_phased_updates: pkg.mark_keep() if security_pkgs or upgrade_pkgs: # There's updates available. Initiate the desktop file cache. pkg_names = [p.name for p in security_pkgs + upgrade_pkgs + kernel_autoremove_pkgs + duplicate_pkgs] self._populate_desktop_cache(pkg_names) self.update_groups = self._make_groups(cache, upgrade_pkgs, eventloop_callback) self.security_groups = self._make_groups(cache, security_pkgs, eventloop_callback) self.kernel_autoremove_groups = self._make_groups( cache, kernel_autoremove_pkgs, eventloop_callback, True) self.duplicate_groups = self._make_groups( cache, duplicate_pkgs, eventloop_callback, True)