^c0fdZddlZddlZddlZddlZddlZddlZddlZddlm Z ddl m Z m Z ddl mZddlmZmZmZmZm Z mZddlmZmZmZd Zgd Zd gZejd ejZd ZdZ dZ!GddZ"dZ#dZ$GddZ%gdZ&Gddej'Z(dZ)dZ*GddZ+dZ,dS)aRcommand server extension for cHg 'S' channel (read/write) propagate ui.system() request to client 'attachio' command attach client's stdio passed by sendmsg() 'chdir' command change current directory 'setenv' command replace os.environ completely 'setumask' command (DEPRECATED) 'setumask2' command set umask 'validate' command reload the config and check if the server is up to date Config ------ :: [chgserver] # how long (in seconds) should an idle chg server exit idletimeout = 3600 # whether to skip config or env change checks skiphash = False N)_)getattrsetattr)hex) commandserverencodingerror extensionspycompatutil)hashutilprocutil stringutilcttjtj|S)z return sha1 hexdigest for a list)rrsha1rpprintdigest)itemss 5/usr/lib/python3/dist-packages/mercurial/chgserver.py _hashlistrJs1 x}Z.u5566==?? @ @@)saliass diff-toolsseolsextdiffs extensionss fastannotates merge-toolssschemes)scommandssshow.aliasprefixs~\A(?: CHGHG |HG(?:DEMANDIMPORT|EMITWARNINGS|MODULEPOLICY|PROF|RCPATH)? |HG(?:ENCODING|PLAIN).* |LANG(?:UAGE)? |LC_.* |LD_.* |PATH |PYTHON.* |TERM(?:INFO)? |TZ )\Zcg}tD]*}|||+tD].\}}||||/t |}dt jvrdhntfdt j D}t t|}|dd|ddzS)areturn a quick hash for detecting config/env changes confighash is the hash of sensitive config items and environment variables. for chgserver, it is designed that once confighash changes, the server is not qualified to serve its client and should redirect the client to a new server. different from mtimehash, confighash change will not mark the server outdated and exit since the user can have different configs at the same time. sCHGHGsHGcZg|]'\}}t|r|v#||f(S)_envrematch).0kvignoreds r z_confighash..sJ Aq <<?? !// A///rN) _configsectionsappend configitems_configsectionitemsconfigrr environsetrsorted)ui sectionitemssectionitem sectionhashenvitemsenvhashr!s @r _confighashr3qs L"55BNN7334444,66 BIIgt445555L))K8###'%%$**,,H x(())G rr?WRaR[ ((rcdtj|D} ddlm}||n#t$rYnwxYwg}t jr|t j|D]L} |t jtj |=#t$rYIwxYwtt|S)zget a list of paths that should be checked to detect change The list will include: - extensions (will not cover all files for complex extensions) - mercurial/__version__.py - python binary cg|]\}}|Srr)rnms rr"z"_getmtimepaths..s777TQq777rr) __version__) r r8r% ImportErrorr sysexecutablefsencodeinspect getabsfile TypeErrorr+r*)r,modulesr8filesr7s r_getmtimepathsrBs87Z2266777G !!!!!!{####      E- X+,,,   LL*7+=a+@+@AA B B B B    D  #e**  s!< A A >9B88 CCc\d}ttj||ddS)aWreturn a quick hash for detecting file changes mtimehash calls stat on given paths and calculate a hash based on size and mtime of each file. mtimehash does not read file content because reading is expensive. therefore it's not 100% reliable for detecting content changes. it's possible to return different hashes for same file contents. it's also possible to return a same hash for different file contents for some carefully crafted situation. for chgserver, it is designed that once mtimehash changes, the server is considered outdated immediately and should no longer provide service. mtimehash is not included in confighash because we only know the paths of extensions after importing them (there is imp.find_module but that faces race conditions). We need to calculate confighash without importing. c tj|}|tj|jfS#t$rYdSwxYwN)osstatST_MTIMEst_sizeOSError)pathsts rtrystatz_mtimehash..trystatsJ Bt}%rz2 2    DD s ,/ ==N )rr maplist)pathsrMs r _mtimehashrQs7$ X%gu55 6 6ss ;;rc0eZdZdZdZeddZdS) hashstatezCa structure storing confighash, mtimehash, paths used for mtimehashc0||_||_||_dSrE) confighash mtimehash mtimepaths)selfrUrVrWs r__init__zhashstate.__init__s$"$rNc|t|}t|}t|}|dd||t |||S)Ns cmdserversconfighash = %s mtimehash = %s )rBr3rQlogrS)r,rWrUrVs rfromuizhashstate.fromuisc  '++J __ z**    /      Y ;;;rrE)__name__ __module__ __qualname____doc__rY staticmethodr\rrrrSrSsIMM%%%  < < <\ < < .chguiNct|||rt|d|_dS|_dS)N_csystem)superrYrrf)rXsrc __class__chguicsystems rrYz!_newchgui..chgui.__init__sK %   ' ' , , , ( 'Z A A ' rcr||jusZtj|jdr@|jtjks|jrt j||||S|| |t j ||S)Nsfileno)r)cwdout) foutr safehasattrfilenorstdout_finoutredirectedsystemflushrf shellenviron)rXcmdr)rmrns r _runsystemz#_newchgui..chgui._runsystems49$$' 9==%9##%%)?)?)A)AAA)B sG#NNNN JJLLL==h&;G&D&DcJJ Jrcb||tj|ddidS)Npagerattachio)typecmdtableT)rfrrv)rXrwenvattachios r _runpagerz"_newchgui..chgui._runpagersA MM%c**%x0     4rrE)r]r^r_rYrxr __classcell__)rirrjrks@rrjrdsx ( ( ( ( ( ( ( ( K K K           rrjri)srcuirkrrjs ``@r _newchguirsVB 5<<rc Tddlm}|j}dD]!}t ||t ||"t j|dr |j|_| ||}| ||d| D]T\}}} | ||} d| vs| dks| dr<|||| | U|d } | rtj| pd} |d } ||| | \} }t'j|t+j|| ||ur*t'j|t+j|| ||fS) Nr)dispatch)finfoutferrsenvirons_csystemsconfig:s--config$scwds repository)wd)fp)r9rriloadrrr rprf_earlyparseopts _parseconfig walkconfig configsource startswith setconfigrFrKrealpath _getlocalr populateuir setuplogging)rargscdebugrnewuiaoptionsr.namevaluesourcermrpathrKnewluis r _loadnewuirs O " "E 3--q'%++,,,, {++(&&ud33G %!3444!& 0 0 2 266u##GT22 6>>V{22f6G6G6M6M2  uf5555 &/C '"'""3'' /4C M "E%%eUs%;;LD&%   u0000 Ff%%%"6f5555 6?rc eZdZdZdZddZdS)channeledsystemaPropagate ui.system() request in the following format: payload length (unsigned int), type, '', cmd, '', cwd, '', envkey, '=', val, '', ... envkey, '=', val if type == 'system', waits for: exitcode length (unsigned int), exitcode (int) if type == 'pager', repetitively waits for a command name ending with ' ' and executes it defined by cmdtable, or exits the loop if the command name is empty. c0||_||_||_dSrE)in_rnchannel)rXrrnrs rrYzchanneledsystem.__init__<s rNsystemc ||tj|pdg}|d|Dd|}|jtjd|j t||j||j |dkr|j d}tjd|\}|dkr!tjt#dtjd |j d\} | S|d krb |j dd }|sdS|r||vr||n$tjt#d |zatjd|z)N.c3*K|]\}}d||fzVdS)s%s=%sNr)rrr s r z+channeledsystem.__call__..Cs/BB$!QH1v%BBBBBBr>cIr>Isinvalid response>irzTsunexpected command: %ssinvalid S channel type: %s)r abspathextendrjoinrnwritestructpackrlenrurreadunpackr AbortrreadlineProgrammingError) rXrwr)rmr|r}rdatalengthrcs r__call__zchanneledsystem.__call__Asc4< t445 BB'--//BBBBBBzz$ v{64<TCCDDD t  9  X]]1%%F eV44IV{{k!$7"8"8999M%q)9)9::ERI X   Jh''))#2#.EJx!HSMOOOO+a(A&B&BS&HIII J()F)MNN Nr)NrN)r]r^r_r`rYrrrrrr'sG( OOOOOOrr))scinrrb)scoutrwb)scerrrrc eZdZfdZfdZdZdZdZdZdZ dZ d Z d Z fd Z d ZejjZeee e ee e d ejedr dZeed<xZSxZS) chgcmdserverc Xtt|t|t ||d|j||||||_d|_g|_||_ ||_ |4|j |_ tj |j d<dSdS)NSFsvalidate)rgrrYrrr clientsock _ioattached_oldiosrS baseaddress capabilitiescopyvalidate) rXr,repofinrosock prereposetupsrSrris rrYzchgcmdserver.__init__fs lD!!** b/#tT::DM J J          "&  $ 1 6 6 8 8D -9-BD k * * * ! rctt||j|d|_dSNF)rgrcleanupr,ru _restoreior)rXris rrzchgcmdserver.cleanupysN lD!!))+++    rcx|jtjddd|jdd\}}}}t |dksJ|d\}}}|t jksJ|t jksJt| d }|j dd||j } | |t!|t"D]\} \} } } | dksJt%| | }t'j| |t'j| |jrd| d kr|}n=|rt3j|}nt3j|}||urt9| | |t9|| |d |_|jtjd t |d S) z{Attach to client's stdio passed via unix domain socket; all channels except cresult will no longer be used rIrri chgserversreceived fds: %r rTrN)rsendallrrrecvmsgrsocket SOL_SOCKET SCM_RIGHTS memoryviewcasttolistr,r[ru_saveiozip _iochannelsrrFdup2rqcloserisattyrmake_line_bufferedunwrap_line_bufferedrcresultr)rXrancdata msg_flagsaddress cmsg_level cmsg_type cmsg_data clientfdsr,fdcnfnmodernewfps rrzchgcmdserver.attachios  FD! < <===,0O,C,CAs,K,K)gy'7||q    +21:( IyV.....F-----y))..s33::<<   L"7CCC W   "%i"="= % % BR6666RB GB $ $ $ HRLLL  W}}99;;>$7;;EE$9"==EBB&&& D"e $ $ $ $ 6;uc)nn==>>>>>rc|jrdS|j}tD]i\}}}t||}t||}t j|}|j|||fjdSrE)rr,rrrFduprqr%)rXr,rr_modechrrs rrzchgcmdserver._saveios <  F W( . .MBEr""BRB $$B L  R - - - -  . .rc |jsdStjtjtj}|j}t |jtD]\\}}}\}}} d|vr;tj|| | tj|| tj |nF#t$r9} |j ddtj| |Yd} ~ nd} ~ wwxYwt!|||t!|||tj ||jdd=dS)Nwrsgot %s while duplicating %s )rrFopendevnullO_WRONLYr,rrrrqrurrJr[r forcebytestrr) rXnullfdr,rrrrrrerrs rrzchgcmdserver._restoreiosl|  FR[11 W,/ k,J,J  (LRR.2r4 $;;GFBIIKK000HHJJJBIIKK(((       4+C00   D"b ! ! ! BB      LOOOs"A:C D '/DD ch|}d}d} t|j||j\|_}n#tj$r~}|jt dtj|z|j r/|jt d|j zd}Yd}~n[d}~wtj $rF}|j |j }|j| d}Yd}~nd}~wwxYw|rW|j d}|jddr|}|jd |zdSt"||jj}g}|j|jjkrXt+|j|jj} |d | z|jjr|d |j|jjkr2t+|j|j} |d | z|jd dtj||jd|pddS)aReload the config and check if the server is up to date Read a list of '' separated arguments. Write a non-empty list of '' separated instruction strings or '' if the list is empty. An instruction string could be either: - "unlink $path", the client should unlink the path to stop the outdated server. - "redirect $path", the client should attempt to connect to $path first. If it does not work, start a new server. It implies "reconnect". - "exit $n", the client should exit directly with code n. This may happen if we cannot parse the config. - "reconnect", the client should close the connection and reconnect. If neither "reconnect" nor "redirect" is included in the instruction list, the client can continue with this server after completing all the instructions. Fs abort: %s s(%s) TNsuisdetailed-exit-codesexit %ds unlink %ss reconnects redirect %srs validate: %s r) _readlistrr,rr RepoErrorrrrhintErrordetailed_exit_codeformatru configboolrrrSr\rWrV _hashaddressrrUr%r[rr) rXr errorraisedr luiinst exit_codenewhashinstsaddrs rrzchgcmdserver.validates(~~   %dgtT[AALDGSS    GMM!N++j.Ed.K.KK L L Ly 8 a llTY6777KKKKKK{   &2%)%<" GMM$++-- ( ( (KKKKKK     GMMOOOIw!!%)>?? /. L  zI5 6 6 6 F""3(ABB   8 8 8 0$.2KLLD LL, - - -~' + \***  !: : : 0'2DEED LL$. / / /  L"3Z5Fu5M5MNNN 5::e,,566666s"#>D A4CD>HII I trctjd|d}|jdd|t j|dS)Nrrrs setumask %r )rrr,r[r r)rXrmasks rrzchgcmdserver._setumask2sG}UD))!,  L"2D999 drc|j}g|_ tt||||_S#|||_wxYwrE)rrgr runcommandr)rX globaloldiosris rr&zchgcmdserver.runcommand7sp|   (t,,7799 OO   'DLL OO   'DL ' ' ' 's &AA0c|} td|D}n#t$rtdwxYw|jddt |tj tj |dS)ztClear and update os.environ Note that not all variables can make an effect on the running process. c3BK|]}|ddVdS)=rN)split)rss rrz&chgcmdserver.setenv..Js066q!''$**666666rs"unexpected value in setenv requestrs setenv: %r N) r dictr!r,r[r+keysr r)clearupdate)rXlnewenvs rsetenvzchgcmdserver.setenvCs NN   D66A66666FF D D DBCC C D  L/6&++--3H3HIII   '''''s 0A )r{schdirs runcommandssetenvssetumasks setumask2s setprocnamec|}|jdd|tj|dS)zChange process titlerssetprocname: %r N)rr,r[r setprocname)rXrs rr5zchgcmdserver.setprocname`s?==??D GKK &:D A A A   & & & & &r)r]r^r_rYrrrrrrrr"rr&r3rserverrrr0r rprr5rrs@rrresCCCCC&!!!!!0?0?0?d...@:7:7:7x   &&&  ( ( ( ( ( ( ( (!'499;;L!%!#      t.113 ' ' ' (3 ^$$$$$3333rrc2d|tjfzS)Ns %s.%d.tmp)rFgetpid)rs r _tempaddressr9is 7BIKK0 00rctj|\}}|ddd}dtj|||fzS)Nrrrs%s-%s)rFrKr+r)rhashstrdirnamebasenames rrrmsT g..GX~~dA&&q)H rw||GX66@ @@rcXeZdZdZdZdZdZdZdZdZ dZ d Z d Z d Z d Zd ZdS)chgunixservicehandlerz"Set of operations for chg servicesrc||_d|_d|_d|_|dd|_t j|_dS)Nrs idletimeout)r, _hashstate _baseaddress _realaddress configint _idletimeouttime _lastactive)rXr,s rrYzchgunixservicehandler.__init__{sL  LL~FF9;;rc||||||dSrE)_inithashstate_checkextensions_bind_createsymlink)rXrrs r bindsocketz chgunixservicehandler.bindsocketsR G$$$  4 rc||_|jddrd|_||_dSt |j|_t||jj|_dS)Nrsskiphash) rBr,rrArCrSr\rrUrXrs rrIz$chgunixservicehandler._inithashstatesl# 7  lK 8 8 "DO 'D  F#**4733($/2LMMrcZ|jsdStjrd|j_dSdS)Nr)rAr notloadedrVrs rrJz&chgunixservicehandler._checkextensionss>  F   ! ! ,),DO % % %  , ,rct|j}tj||t j||_|tj tj ||jdSrE) r9rCr bindunixsocketrFrG _socketstatlistenr SOMAXCONNrename)rXr tempaddresss rrKzchgunixservicehandler._bindsk#4#455  D+...7;// F$%%% K!233333rc|j|jkrdSt|j}tjtj|j|tj||jdSrE) rBrCr9rFsymlinkrKr=r rW)rXrXs rrLz$chgunixservicehandler._createsymlinksh   1 1 1 F"4#455  27##D$566 DDD K!233333rc tj|j}|j|jjko*|tj|jtjkS#t $rYdSwxYwr)rFrGrCst_inorTrHrJ)rXrLs r_issocketownerz$chgunixservicehandler._issocketownersq *++B T-44It}%)9$-)HH    55 sAA A)(A)cd|sdStj|jdSrE)r]r tryunlinkrCrOs r unlinksocketz"chgunixservicehandler.unlinksockets6""$$  F t()))))rc|s#|jdd|jdSt j|jz |jkr|jdddSdS)Nrs%s is not owned, exiting. Tsbeing idle too long. exiting. F)r]r,r[rCrFrGrErs r shouldexitz chgunixservicehandler.shouldexits}""$$  GKKO   4 9;;) )D,= = = GKK &H I I I4urc6tj|_dSrE)rFrGrs r newconnectionz#chgunixservicehandler.newconnections9;;rc Lt|j||||||j|jSrE)rr,rArB)rXrconnrrors rcreatecmdserverz%chgunixservicehandler.createcmdservers3 G      O     rN)r]r^r_r` pollintervalrYrMrIrJrKrLr]r`rbrdrgrrrr?r?vs,,L ' ' 'NNN,,, 4 4 4444***   '''      rr?cdtjvr tjd=dtjvr-tjdtjd<tjd=n6dtjvr(dtjvr tjd=tjd=|r|ddddt|}t j|d|| S) NsCHGINTERNALMARKsCHGORIG_LC_CTYPEsLC_CTYPEsCHG_CLEAR_LC_CTYPEsbundles mainreporootrsrepo)roptshandler)r r)rr?runixforkingservice)r,rrjhs rchgunixservicerns X---  / 0h...(0(89L(M%  0 1 1 ("2 2 2 (* * * -  2 3 ? Yg>>>b!!A  +BTa P P PPr)-r`r=rFrerrGrrFi18nrr rrnoderr9rr r r r utilsrrrrr$r'compileXrr3rBrQrSrrrrr6rr9rr?rnrrrrus  F AAA   '  D  ")))>4<<<:<<<<<<<<."""J!!!H3O3O3O3O3O3O3O3Ol A3A3A3A3A3='A3A3A3H111AAAg g g g g g g g TQQQQQr