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Current Directory: /usr/lib/yum-plugins
Viewing File: /usr/lib/yum-plugins/fastestmirror.pyo
� }κ^c@s�dZddlZddlZddlZddlZddlZddlZddlZddlZddl Z ddl m Z dZ e fZ eaeadaiadadaeadadadadaeaeae�Zd �Z d �Z!d �Z"d �Z#d �Z$d�Z%d�Z&d�Z'd�Z(ddd��YZ)dej*fd��YZ+d�Z,e-dkr�e,�ndS(s| B{FastestMirror} is a Yum plugin which sorts each repository's mirrorlist according to connection speed prior to download. i����N(t TYPE_COREs2.5iti icCst|d�r|jd�n|jdddt�a|jdddt�a|jdddd�a|j dd dd �a |jdd dd �a |jdd dd �a |j dddd�a|j dddd�a|j dddd�a|jdddt�adS(sD This function initiliazes the variables required for running B{fastestmirror} module. The variables are initiliazed from the main section of the plugin file. There are no parameteres for this function. It uses global variables to communicate with other functions. This function refers: - L{get_hostfile_age} @param verbose : Verbosity of output. @type verbose : Boolean @param socket_timeout : The default timeout for a socket connection. @type socket_timeout : Integer @param hostfilepath : Absolute path to the plugin's cache file. @type hostfilepath : String @param maxhostfileage : Maximum age of the plugin's cache file. @type maxhostfileage : Integer @param loadcache : Fastest Mirrors to be loaded from plugin's cache or not. @type loadcache : Boolean tregisterPackageNamesyum-plugin-fastestmirrortmaintverbosetdefaulttalways_print_best_hosttsocket_timeoutit hostfilepatht timedhoststmaxhostfileagei t maxthreadstexcludet include_onlytprefersno.prefer.mirrort downgrade_ftpN(thasattrRtconfBooltFalseRtTrueRtconfIntRt confStringRR R tNoneR R RR(tconduit((s%/usr/lib/yum-plugins/fastestmirror.pyt init_hookHs  cCs�tr0tddkr0|jjjdtantjjt�r�|jdd�ytjt�Wq�t k r�}|jdd|�q�XndS(s� This function cleans the plugin cache file if exists. The function is called when C{yum [options] clean [plugins | all ]} is executed. it/is#Cleaning up list of fastest mirrorssCleanup failed: %sN( Rt_basetconftcachedirtostpathtexiststinfotunlinkt Exception(Rte((s%/usr/lib/yum-plugins/fastestmirror.pyt clean_hookpscCs|jd�djd�dS(NRit@i����(tsplit(tmirror((s%/usr/lib/yum-plugins/fastestmirror.pyt<lambda>�scCsJtjj|�s7yttd�}tSWq7tSXntj|tj�S(Ntw( RRRtfileRRRtaccesstW_OK(tfnamethostfile((s%/usr/lib/yum-plugins/fastestmirror.pyt_can_write_results�scCs:d}x-|D]%}|jd�r(q n|d7}q W|S(s- Count the number of urls, which aren't ftp. isftp:i(t startswith(turlstnumturl((s%/usr/lib/yum-plugins/fastestmirror.pyt _len_non_ftp�s  c s_tr0tddkr0�jjjdtantjjt�rZt�tkrZt a n�j �\}}�jjj s�t t� r�dStr��jdd�n0t r��jdd�t�n�jdd�i}�j�}g}xu|j�D]g}|jtkrq�ntr6t|j�dkr6q�nt|j�dkrQq�n|j|j�q�Wt|�j�}x�|j�D]�}|jtkr�q�ntr�t|j�dkr�t|jd t �|_q�nt|j�dkr�q�nt|�|kr't|j�j�|t|�<ntrb�fd �}t||t|��|t|�<n;tr��fd �}t||t|��|t|�<n|t|�|_t|j�rd } t r�d} n�j| d t|�t!|jd�f�nd|_"|j#�|j$�tj%|j�q�Wt&rKt'j(d�nt s[t*�ndS(s} This function is called after Yum has initiliazed all the repository information. If cache file exists, this function will load the mirror speeds from the file, else it will determine the fastest mirrors afresh and write them back to the cache file. There are no parameteres for this function. It uses global variables to communicate with other functions. This function refers: - L{read_timedhosts()} - L{FastestMirror.get_mirrorlist()} - L{write_timedhosts()} @param loadcache : Fastest Mirrors to be loaded from plugin's cache file or not. @type loadcache : Boolean iRNis"Checking for new repos for mirrorss*Loading mirror speeds from cached hostfilesDetermining fastest mirrorsitreversecsLt�fd�tjdd�j��rH�jddt���tStS(Ncstj|t���S(N(tretsearchthost(texp(R'(s%/usr/lib/yum-plugins/fastestmirror.pyR(�st,t isIncluding mirror: %s(tfilterR treplaceR&R R8RR(R'(R(R's%/usr/lib/yum-plugins/fastestmirror.pyt includeCheck�s csLt�fd�tjdd�j��rH�jddt���tStS(Ncstj|t���S(N(R6R7R8(R9(R'(s%/usr/lib/yum-plugins/fastestmirror.pyR(�sR:R;isExcluding mirror: %s(R<R R=R&R R8RR(R'(R(R's%/usr/lib/yum-plugins/fastestmirror.pyt excludeCheck�s is * %s: %stpriority(+RRRRRRRtget_hostfile_ageR Rt loadcachet getCmdLinetcacheR/t done_reposR tread_timedhoststgetRepost listEnabledtidRR4R1tlentextendt FastestMirrortget_mirrorlisttsortedtstrR R<R RR8tfailovermethodtcheckt setupGrabtaddtdone_sock_timeouttsockettsetdefaulttimeoutRtwrite_timedhosts( Rtoptstcommandst repomirrorstrepostall_urlstrepoR>R?tlvl((Rs%/usr/lib/yum-plugins/fastestmirror.pytprereposetup_hook�sn!   "&& 0   cCskyStt�}x6|j�D](}|j�\}}t|�t|<qW|j�Wntk rfnXdS(s� This function reads the time and hostname from the plugin's cache file and store them in C{timedhosts}. There are no parameteres for this function. It uses global variables to communicate with other functions. This function is referred by: - L{prereposetup_hook()} @param timedhosts : A list of time intervals to reach different hosts corresponding to the mirrors. The index of the list are hostnames. C{timedhosts[host] = time}. @type timedhosts : List N(R*Rt readlinesR&tfloatR tclosetIOError(R.tlineR8ttime((s%/usr/lib/yum-plugins/fastestmirror.pyRF�s  cCsayIttd�}x)tD]!}|jd|t|f�qW|j�Wntk r\nXdS(s� This function writes the plugin's cache file with the entries in the C{timedhosts} list. There are no parameteres for this function. It uses global variables to communicate with other functions. This function is referred by: - L{prereposetup_hook()} @param timedhosts : A list of time intervals to reach different hosts corresponding to the mirrors. The index of the list are hostnames. C{timedhosts[host] = time}. @type timedhosts : List R)s%s %s N(R*RR twriteRbRc(R.R8((s%/usr/lib/yum-plugins/fastestmirror.pyRWs  cCs2tjjtjjt��}tjj�|jS(s� This function returns the current age of the plugin's cache file. There are no parameteres for this function. It uses global variables to communicate with other functions. This function is referred by: - L{init_hook()} @param hostfilepath : Absolute path to the plugin's cache file. @type hostfilepath : String @rtype: Integer @return: The age of the plugin's cache file. (tdatetimet fromtimestampRRtgetmtimeRtnowtdays(t timestamp((s%/usr/lib/yum-plugins/fastestmirror.pyRA,sRLcBsMeZdZd�Zd�Zd�Zd�Zd�Zd�Zd�Z RS(s� This is the helper class of B{fastestmirror} module. This class does all the processing of the response time calculation for all the mirrors of all the enabled Yum repositories. cCs||_i|_g|_dS(s� This is the initiliazer function of the B{L{FastestMirror}} class. @param mirrorlist : A list of mirrors for an enabled repository. @type mirrorlist : List N(t mirrorlisttresultstthreads(tselfRm((s%/usr/lib/yum-plugins/fastestmirror.pyt__init__Fs  cCs8t|d�s4tj�|_tatjt�ndS(Nt _results_lock( Rt threadingtLockRrRRTRURVR(Rp((s%/usr/lib/yum-plugins/fastestmirror.pyt _init_lockRscCs#t|d�r|jj�ndS(NRr(RRrtacquire(Rp((s%/usr/lib/yum-plugins/fastestmirror.pyt _acquire_lockYscCs#t|d�r|jj�ndS(NRr(RRrtrelease(Rp((s%/usr/lib/yum-plugins/fastestmirror.pyt _release_lock\scCs�|j�tsAg|jj�D]\}}||f^q }n:g|jj�D]$\}}|jd�||f^qQ}|j�g|D]}|d^q�S(s� This function pings/polls all the mirrors in the list C{FastestMirror.mirrorlist} and returns the sorted list of mirrors according to the increasing response time of the mirrors. This function refers: - L{FastestMirror._poll_mirrors()} This function is referred by: - L{prereposetup_hook()} - L{main()} @rtype: List @return: The list of mirrors sorted according to the increasing response time. tftpi����(t _poll_mirrorsRRntitemsR0tsort(Rptktvtmirrorstx((s%/usr/lib/yum-plugins/fastestmirror.pyRM`s 17 cCswx#|jD]}t|j�tkrY|jdj�rL|jdj�n|jd=n|jd�rqd}n t|�}|tkr�t|}t r�d||fGHn|j |||�q |dddt fkr�|j ||d�q |j �t ||�}|j�|jj|�q WxJt|j�dkrr|jdj�re|jdj�n|jd=q)WdS(s This function uses L{PollThread} class to ping/poll individual mirror in parallel. This function refers: - L{PollThread.run()} This function is referred by: - L{FastestMirror.get_mirrorlist()} isfile:s 127.0.0.1s%s already timed: %ss::1t localhostN(RmRJRoR tisAlivetjoinR0R8R Rt _add_resultRRut PollThreadtstarttappend(RpR'tmhosttresultt pollThread((s%/usr/lib/yum-plugins/fastestmirror.pyR{{s.        cCsG|j�tr"d||fGHn||j|<|t|<|j�dS(s� This function is called by L{PollThread.run()} to add details of a mirror in C{FastestMirror.results} dictionary. This function is referred by: - L{PollThread.run()} @param mirror : The mirror that was polled for response time. @type mirror : String @param host : The hostname of the mirror. @type host : String @param time : The response time of the mirror. @type time : Integer @param timedhosts : A list of time intervals to reach different hosts corresponding to the mirrors. The index of the list are hostnames. @type timedhosts : List s * %s : %f secsN(RwRRnR Ry(RpR'R8Re((s%/usr/lib/yum-plugins/fastestmirror.pyR��s    ( t__name__t __module__t__doc__RqRuRwRyRMR{R�(((s%/usr/lib/yum-plugins/fastestmirror.pyRL?s     )R�cBs eZdZd�Zd�ZRS(s� B{PollThread} class implements C{threading.Thread} class. This class provides the functionalities to ping/poll the mirrors in parallel. cCs�tjj|�||_||_t|�|_tj|�d}|dkr\d|_nQ|dkrtd|_n9|dkr�d|_n!|dkr�d |_n d |_d S( s1 It is initiliazer function for B{L{PollThread}} class. This function initiliazes the service ports for different webservices. @param parent : The parent class. @type parent : Class @param mirror : The mirror of a repository. @type mirror : String ithttpiPthttpsi�RziR*s 127.0.0.1i����N(RstThreadRqtparentR'R8turlparsetport(RpR�R'tuService((s%/usr/lib/yum-plugins/fastestmirror.pyRq�s           cCsby#|jtkr=t|j}trd|j|fGHqn�|jdddtfkrad}n�tjtjtj�}tj|jd�}|dkr�t |j|d�|_ |j| |_nt j �}|j |j|j f�t j �|}|j �|jj|j|j|�Wn8tr>d|jGHn|jj|j|jd �nXd S( s� The C{threading.Thread.run()} function is being overridden here. This function pings/polls a mirror and add the details of that mirror to the C{FastestMirror.results} dictionary. The response time of any mirror is '99999999999' if any exception occurs during polling. This function refers: - L{FastestMirror._add_result()} This function is referred by: - L{FastestMirror._poll_mirrors()} s%s already timed: %ss 127.0.0.1s::1R�it:is * %s : deadl�g�]N(R8R RRRUtAF_INETt SOCK_STREAMtstringtfindtintR�RetconnectRbR�R�R'(RpR�tsocktuPortt time_before((s%/usr/lib/yum-plugins/fastestmirror.pytrun�s*      (R�R�R�RqR�(((s%/usr/lib/yum-plugins/fastestmirror.pyR��s cCsgtattj�dkr;dtjdGHtjd�ntjd}dtt|�j��GHdS(s� This is the main function for B{fastestmirror} module. This function explains the usage of B{fastestmirror} module. Also parses the command line arguments. This function refers: - L{FastestMirror.get_mirrorlist()} is+Usage: %s <mirror1> [mirror2] ... [mirrorN]ii����sResult: N( RRRJtsystargvtexitRORLRM(Rm((s%/usr/lib/yum-plugins/fastestmirror.pyRs  t__main__((.R�RR�ReRUR�R�RgRsR6t yum.pluginsRtrequires_api_versiont plugin_typeRRRRRR RR RBR RR R RRRTtsetRERR$R8R/R4R_RFRWRARLR�R�RR�(((s%/usr/lib/yum-plugins/fastestmirror.pyt<module>(sP            (   d   ~G