....................................../////.===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 : 198.54.126.4  /  Your IP : 216.73.216.85
Web Server : Apache
System : Linux host55.registrar-servers.com 4.18.0-513.18.1.lve.2.el8.x86_64 #1 SMP Sat Mar 30 15:36:11 UTC 2024 x86_64
User : aeaw ( 7508)
PHP Version : 8.1.33
Disable Function : NONE
MySQL : OFF  |  cURL : ON  |  WGET : ON  |  Perl : ON  |  Python : ON  |  Sudo : OFF  |  Pkexec : OFF
Directory :  /opt/cloudlinux/venv/lib/python3.11/site-packages/pyvirtualdisplay/

Upload File :
current_dir [ Writeable ] document_root [ Writeable ]

 

Command :

[ Back ]     

Current File : /opt/cloudlinux/venv/lib/python3.11/site-packages/pyvirtualdisplay/abstractdisplay.py
import fnmatch
import logging
import os
import select
import subprocess
import tempfile
import time
from threading import Lock

from pyvirtualdisplay import xauth
from pyvirtualdisplay.util import get_helptext, platform_is_osx

log = logging.getLogger(__name__)

# try:
#     import fcntl
# except ImportError:
#     fcntl = None

_mutex = Lock()
_mutex_popen = Lock()


_MIN_DISPLAY_NR = 1000
_USED_DISPLAY_NR_LIST = []

_X_START_TIMEOUT = 10
_X_START_TIME_STEP = 0.1
_X_START_WAIT = 0.1


class XStartTimeoutError(Exception):
    pass


class XStartError(Exception):
    pass


def _lock_files():
    tmpdir = "/tmp"
    try:
        ls = os.listdir(tmpdir)
    except FileNotFoundError:
        log.warning("missing /tmp")
        return []
    pattern = ".X*-lock"
    names = fnmatch.filter(ls, pattern)
    ls = [os.path.join(tmpdir, child) for child in names]
    ls = [p for p in ls if os.path.isfile(p)]
    return ls


def _search_for_display():
    # search for free display
    ls = list(map(lambda x: int(x.split("X")[1].split("-")[0]), _lock_files()))
    if len(ls):
        display = max(_MIN_DISPLAY_NR, max(ls) + 3)
    else:
        display = _MIN_DISPLAY_NR

    return display


class AbstractDisplay(object):
    """
    Common parent for X servers (Xvfb,Xephyr,Xvnc)
    """

    def __init__(self, program, use_xauth, retries, extra_args, manage_global_env):
        self._extra_args = extra_args
        self._retries = retries
        self._program = program
        self.stdout = None
        self.stderr = None
        self.old_display_var = None
        self._subproc = None
        self.display = None
        self._is_started = False
        self._manage_global_env = manage_global_env
        self._reset_global_env = False
        self._pipe_wfd = None
        self._retries_current = 0

        helptext = get_helptext(program)
        self._has_displayfd = "-displayfd" in helptext
        if not self._has_displayfd:
            log.debug("-displayfd flag is missing.")
        PYVIRTUALDISPLAY_DISPLAYFD = os.environ.get("PYVIRTUALDISPLAY_DISPLAYFD")
        if PYVIRTUALDISPLAY_DISPLAYFD:
            log.debug("PYVIRTUALDISPLAY_DISPLAYFD=%s", PYVIRTUALDISPLAY_DISPLAYFD)
            # '0'->false, '1'->true
            self._has_displayfd = bool(int(PYVIRTUALDISPLAY_DISPLAYFD))
        else:
            # TODO: macos: displayfd is available on XQuartz-2.7.11 but it doesn't work, always 0 is returned
            if platform_is_osx():
                self._has_displayfd = False

        self._check_flags(helptext)

        if use_xauth and not xauth.is_installed():
            raise xauth.NotFoundError()

        self._use_xauth = use_xauth
        self._old_xauth = None
        self._xauth_filename = None

    def _check_flags(self, helptext):
        pass

    def _cmd(self):
        raise NotImplementedError()

    def _redirect_display(self, on):
        """
        on:
         * True -> set $DISPLAY to virtual screen
         * False -> set $DISPLAY to original screen

        :param on: bool
        """
        d = self.new_display_var if on else self.old_display_var
        if d is None:
            log.debug("unset $DISPLAY")
            try:
                del os.environ["DISPLAY"]
            except KeyError:
                log.warning("$DISPLAY was already unset.")
        else:
            log.debug("set $DISPLAY=%s", d)
            os.environ["DISPLAY"] = d

    def _env(self):
        env = os.environ.copy()
        env["DISPLAY"] = self.new_display_var
        return env

    def start(self):
        """
        start display

        :rtype: self
        """
        if self._is_started:
            raise XStartError(self, "Display was started twice.")
        self._is_started = True

        if self._has_displayfd:
            self._start1_has_displayfd()
        else:
            i = 0
            while True:
                self._retries_current = i + 1
                try:
                    self._start1()
                    break
                except XStartError:
                    log.warning("start failed %s", i + 1)
                    time.sleep(0.05)
                    i += 1
                    if i >= self._retries:
                        raise XStartError(
                            "No success after %s retries. Last stderr: %s"
                            % (self._retries, self.stderr)
                        )
        if self._manage_global_env:
            self._redirect_display(True)
            self._reset_global_env = True

    def _popen(self, use_pass_fds):
        with _mutex_popen:
            if use_pass_fds:
                self._subproc = subprocess.Popen(
                    self._command,
                    pass_fds=[self._pipe_wfd],
                    stdout=subprocess.PIPE,
                    stderr=subprocess.PIPE,
                    shell=False,
                )
            else:
                self._subproc = subprocess.Popen(
                    self._command,
                    stdout=subprocess.PIPE,
                    stderr=subprocess.PIPE,
                    shell=False,
                )

    def _start1_has_displayfd(self):
        # stdout doesn't work on osx -> create own pipe
        rfd, self._pipe_wfd = os.pipe()

        self._command = self._cmd() + self._extra_args
        log.debug("command: %s", self._command)

        self._popen(use_pass_fds=True)

        self.display = int(self._wait_for_pipe_text(rfd))
        os.close(rfd)
        os.close(self._pipe_wfd)

        self.new_display_var = ":%s" % int(self.display)

        if self._use_xauth:
            self._setup_xauth()

        # https://github.com/ponty/PyVirtualDisplay/issues/2
        # https://github.com/ponty/PyVirtualDisplay/issues/14
        self.old_display_var = os.environ.get("DISPLAY", None)

    def _start1(self):
        with _mutex:
            self.display = _search_for_display()
            while self.display in _USED_DISPLAY_NR_LIST:
                self.display += 1
            self.new_display_var = ":%s" % int(self.display)

            _USED_DISPLAY_NR_LIST.append(self.display)

        self._command = self._cmd() + self._extra_args
        log.debug("command: %s", self._command)

        self._popen(use_pass_fds=False)

        self.new_display_var = ":%s" % int(self.display)

        if self._use_xauth:
            self._setup_xauth()

        # https://github.com/ponty/PyVirtualDisplay/issues/2
        # https://github.com/ponty/PyVirtualDisplay/issues/14
        self.old_display_var = os.environ.get("DISPLAY", None)

        # wait until X server is active
        start_time = time.time()

        d = self.new_display_var
        ok = False
        time.sleep(0.05)  # give time for early exit
        while True:
            if not self.is_alive():
                break

            try:
                xdpyinfo = subprocess.Popen(
                    ["xdpyinfo"],
                    env=self._env(),
                    stdout=subprocess.PIPE,
                    stderr=subprocess.PIPE,
                    shell=False,
                )
                _, _ = xdpyinfo.communicate()
                exit_code = xdpyinfo.returncode
            except FileNotFoundError:
                log.warning(
                    "xdpyinfo was not found, X start can not be checked! Please install xdpyinfo!"
                )
                time.sleep(_X_START_WAIT)  # old method
                ok = True
                break
            # try:
            #     xdpyinfo = EasyProcess(["xdpyinfo"], env=self._env())
            #     xdpyinfo.enable_stdout_log = False
            #     xdpyinfo.enable_stderr_log = False
            #     exit_code = xdpyinfo.call().return_code
            # except EasyProcessError:
            #     log.warning(
            #         "xdpyinfo was not found, X start can not be checked! Please install xdpyinfo!"
            #     )
            #     time.sleep(_X_START_WAIT)  # old method
            #     ok = True
            #     break

            if exit_code != 0:
                pass
            else:
                log.info('Successfully started X with display "%s".', d)
                ok = True
                break

            if time.time() - start_time >= _X_START_TIMEOUT:
                break
            time.sleep(_X_START_TIME_STEP)
        if not self.is_alive():
            log.warning("process exited early. stderr:%s", self.stderr)
            msg = "Failed to start process: %s"
            raise XStartError(msg % self)
        if not ok:
            msg = 'Failed to start X on display "%s" (xdpyinfo check failed, stderr:[%s]).'
            raise XStartTimeoutError(msg % (d, xdpyinfo.stderr))

    def _wait_for_pipe_text(self, rfd):
        s = ""
        start_time = time.time()
        while True:
            (rfd_changed_ls, _, _) = select.select([rfd], [], [], 0.1)
            if not self.is_alive():
                raise XStartError(
                    "%s program closed. command: %s stderr: %s"
                    % (self._program, self._command, self.stderr)
                )
            if rfd in rfd_changed_ls:
                c = os.read(rfd, 1)
                if c == b"\n":
                    break
                s += c.decode("ascii")

            # this timeout is for "eternal" hang. see #62
            if time.time() - start_time >= 600:  # = 10 minutes
                raise XStartTimeoutError(
                    "No reply from program %s. command:%s"
                    % (
                        self._program,
                        self._command,
                    )
                )
        return s

    def stop(self):
        """
        stop display

        :rtype: self
        """
        if not self._is_started:
            raise XStartError("stop() is called before start().")

        if self._reset_global_env:
            self._redirect_display(False)

        if self.is_alive():
            try:
                self._subproc.kill()
            except OSError as oserror:
                log.debug("exception in terminate:%s", oserror)

            self._subproc.wait()
            self._read_stdout_stderr()
        if self._use_xauth:
            self._clear_xauth()
        return self

    def _read_stdout_stderr(self):
        if self.stdout is None:
            (self.stdout, self.stderr) = self._subproc.communicate()

            log.debug("stdout=%s", self.stdout)
            log.debug("stderr=%s", self.stderr)

    def _setup_xauth(self):
        """
        Set up the Xauthority file and the XAUTHORITY environment variable.
        """
        handle, filename = tempfile.mkstemp(
            prefix="PyVirtualDisplay.", suffix=".Xauthority"
        )
        self._xauth_filename = filename
        os.close(handle)
        # Save old environment
        self._old_xauth = {}
        self._old_xauth["AUTHFILE"] = os.getenv("AUTHFILE")
        self._old_xauth["XAUTHORITY"] = os.getenv("XAUTHORITY")

        os.environ["AUTHFILE"] = os.environ["XAUTHORITY"] = filename
        cookie = xauth.generate_mcookie()
        xauth.call("add", self.new_display_var, ".", cookie)

    def _clear_xauth(self):
        """
        Clear the Xauthority file and restore the environment variables.
        """
        os.remove(self._xauth_filename)
        for varname in ["AUTHFILE", "XAUTHORITY"]:
            if self._old_xauth[varname] is None:
                del os.environ[varname]
            else:
                os.environ[varname] = self._old_xauth[varname]
        self._old_xauth = None

    def __enter__(self):
        """used by the :keyword:`with` statement"""
        self.start()
        return self

    def __exit__(self, *exc_info):
        """used by the :keyword:`with` statement"""
        self.stop()

    def is_alive(self):
        if not self._subproc:
            return False
        # return self.return_code is None
        rc = self._subproc.poll()
        if rc is not None:
            # proc exited
            self._read_stdout_stderr()
        return rc is None

    # @property
    # def return_code(self):
    #     if not self._subproc:
    #         return None
    #     rc = self._subproc.poll()
    #     if rc is not None:
    #         # proc exited
    #         self._read_stdout_stderr()
    #     return rc

    @property
    def pid(self):
        """
        PID (:attr:`subprocess.Popen.pid`)

        :rtype: int
        """
        if self._subproc:
            return self._subproc.pid

Youez - 2016 - github.com/yon3zu
LinuXploit