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############
# BitTorrent server launch
############
import logging,sys,pdb,time,traceback,os
from thread import get_ident
from operator import mod

#need this prior to BT imports
import gettext
gettext.install('bittorrent', 'locale')
    
from BitTorrent.launchmanycore import LaunchMany
from BitTorrent.defaultargs import get_defaults
from BitTorrent.parseargs import parseargs, printHelp
from BitTorrent import configfile
from BitTorrent import BTFailure
from BitTorrent.bencode import bdecode

from twisted.spread import pb
from twisted.internet import reactor
from twisted.internet import threads


class DataLock:
    def __init__(self):
        if sys.platform == 'win32':
            from qt import QMutex
            self.mutex = QMutex(True)
        elif sys.platform == 'darwin':
            from Foundation import NSRecursiveLock
            self.mutex = NSRecursiveLock.alloc().init()
    def lock(self): self.mutex.lock()
    def unlock(self): self.mutex.unlock()

def downloadDir():
    ddir=None
    if sys.platform=='win32':
        ddir = os.environ.get('HOMEPATH')
        if ddir and len(ddir)>0:
            ddir = '%s%sMy Documents%sTorrentServer' % (ddir,os.sep,os.sep)
            if not os.path.isdir(ddir): os.makedirs(ddir)
        else: ddir='.'
    else:
        ddir = os.environ.get('HOME')
        try:
            ddir += '/Documents/TorrentServer'
            if not os.path.isdir(ddir): os.makedirs(ddir)
        except: ddir = os.environ.get('HOME')
    return ddir
    
    
class TorrentServer(pb.Root):
    
    torrentPort = 11989
    log = None
    tServer = None
    isProcess = True

    def __init__(self, td):
        TorrentServer.tServer = self
        self.launcher = None
        self.torrentDir = td
        self.torrentLock = DataLock()
        self.status = ''
        self.torrents = {}
        self.stoppedTorrents = {}
        self.moduloCount = 0

    def listen(self):
        from twisted.internet import reactor
        TorrentServer.log.debug('init(%s): listening '%get_ident())
        reactor.listenTCP( TorrentServer.torrentPort, pb.PBServerFactory(self))
        reactor.run()

    def remote_UpdateExecutionStatus(self, execStatus):
        self.torrentLock.lock()
        try:
            TorrentServer.log.debug('remote_UpdateExecutionStatus(%s): %s' %\
                                   (get_ident(),execStatus))
            try:
                td = self.torrentDir
                ttdd = execStatus.get('torrent_dir',td)
                self.status = execStatus.get('status','')
                self.torrents = execStatus.get('torrents',{})
                if td and ttdd!=td:
                    self.torrentDir = ttdd
                    self.status = 'restart'
                elif not td: self.torrentDir = ttdd
            except:
                traceback.print_exc()
        finally: self.torrentLock.unlock()

    def remote_ReportProgressStatus(self):
        #TorrentServer.log.debug('remote_ReportProgressStatus: ')
        self.torrentLock.lock()
        try: return {'torrents':self.torrents, 'status': self.status}
        finally: self.torrentLock.unlock()

    def initTorrent(self):
        self.torrentLock.lock()
        self.status=''
        uiname = 'btlaunchmany'
        defaults = get_defaults(uiname)
        try:
            config, args = configfile.parse_configuration_and_args(defaults, uiname, [], 0, 1)
            #config, args = configfile.parse_configuration_and_args(defaults, uiname, sys.argv[1:], 0, 1)
            config['torrent_dir'] = self.torrentDir
            config['parse_dir_interval'] = 20 #make the dir scan happen @20 seconds, not default of 60
            self.config = config
        except BTFailure, e:
            traceback.print_exc()
            TorrentServer.log.error(_("%s\nrun with no args for parameter explanations")) % str(e)
        self.torrentLock.unlock()
        if self.torrentDir: self.runTorrents()

    def runTorrents(self):
        TorrentServer.log.debug('runTorrents(%s): LaunchMany... %s'%\
                               (get_ident(), self.torrentDir))
        self.launcher = LaunchMany(self.config, self, 'btlaunchmany')
        self.launcher.run()
        TorrentServer.log.debug('runTorrents(%s): DONE with torrents...'%get_ident())
        if self.status=='quit':
            if TorrentServer.isProcess:
                reactor.stop()
                #sys.exit()
        else:
            if self.status=='restart':
                log.debug('torrentServer(): Will restart %s '%self.torrentDir)
                self.initTorrent()
            if self.torrentDir: self.runTorrents()
            
    def display(self, data):
        self.torrentLock.lock()
        try:
            if self.status == 'quit': return True
            if self.status=='restart': return True
            while self.status=='paused':
                #TorrentServer.log.debug( 'display(%s): is paused' % (get_ident()))
                self.torrentLock.unlock()
                time.sleep(1.0)
                self.torrentLock.lock()

            self.moduloCount += 1
            modulo = mod(self.moduloCount, 3)

            for xx in data:
                ( name, status, progress, peers, seeds, seedsmsg, dist,
                  uprate, dnrate, upamt, dnamt, size, t, msg ) = xx
                if status is not 'downloading':
                    pass #TorrentServer.log.debug( 'display(%s): %s: %s (%s)' % (get_ident(),status, name, progress))

                stopstatus = self.torrents.get(name)
                if stopstatus and (stopstatus[0]=='cancel' or stopstatus[0]=='stop'):
                    try: os.remove(name)
                    except: traceback.print_exc()
                    del self.torrents[name]
                else:
                    self.torrents[name] = ['progress',progress]
            del data
            return False
        finally: self.torrentLock.unlock()

    def message(self, str):
        TorrentServer.log.debug('FeedbackReporter.message(): %s'%str)

    def exception(self, str):
        TorrentServer.log.warn('FeedbackReporter: exception=%s'%str)

    def didEndTorrentThread(self,foo=None):
        TorrentServer.log.debug('didEndTorrentThread(): %s'%foo)

    def didEndTorrentThreadErr(self,foo=None):
        TorrentServer.log.debug('didEndTorrentThreadErr(): %s'%foo)



def main(args):
    if __debug__:
        level = logging.DEBUG
    else:
        level = logging.WARN

    logging.basicConfig(level=level, format='%(asctime)s %(levelname)s %(message)s')
    handler = logging.StreamHandler()
    TorrentServer.log = logging.getLogger('TorrentServer')
    TorrentServer.log.addHandler(handler)
    TorrentServer.log.propagate = 0

    TorrentServer.log.debug('torrentServer.main(): will load config')
    TorrentServer.tServer = TorrentServer(downloadDir())
    dfr = threads.deferToThread(TorrentServer.tServer.initTorrent)
    dfr.addCallback(TorrentServer.tServer.didEndTorrentThread)
    dfr.addErrback(TorrentServer.tServer.didEndTorrentThreadErr)
    
    TorrentServer.tServer.listen()

if __name__=="__main__":
    main(sys.argv)


############
# Twisted-based client
############
import pdb,os,time,traceback
    
from twisted.internet import threads
from twisted.spread import pb
from twisted.internet import reactor

from torrentServer import *


class Torrenting(object):
    
    def start(doLaunch=True):
        theTorrenter = Torrenting(doLaunch)
    start = staticmethod(start)

    def __init__(self, doLaunch=True):
        self.filenames = {}
        self.didQuit = self.isPaused = False
        self.torrents = {}
        self.pinger = None
        if doLaunch: self.launch()

    def willQuit(self,event=None):
        self.didQuit = True
        if TorrentServer.tServer:
            TorrentServer.tServer.didQuit = True
        self.pinger.quitTorrents()
            
    def _threadLaunch(self):
        TorrentServer.tServer = TorrentServer(downloadDir())
        TorrentServer.log = log
        TorrentServer.tServer.initTorrent()
        
    def didEndTorrentThread(self,foo=None):
        pass

    def didEndTorrentThreadErr(self,foo=None):
        pass

    def launch(self):
        launched=False
        if not __debug__:
            if sys.platform=='win32':
                TorrentServer.isProcess = True
                dir,fn = os.path.split(sys.argv[0])
                path = dir+os.sep+'torrentServer.exe'
                try:
                    os.startfile(path)
                    launched=True
                except: traceback.print_exc()
        if not launched:
            TorrentServer.isProcess = False
            dfr = threads.deferToThread(self._threadLaunch)
            dfr.addCallback(self.didEndTorrentThread)
            dfr.addErrback(self.didEndTorrentThreadErr)
            launched=True
        if launched:
            if TorrentServer.isProcess:
                self.pinger = TorrentPingerRemote(self)
            else: self.pinger = TorrentPingerLocal(self)

    def gotProgress(self, progress):
        torrents = progress.get('torrents',{})
        for fn,status in torrents.iteritems():
            if not self.torrents.has_key(fn): continue
            if status[0]=='progress':
                progressf = float(status[1])
                if progressf==100.0: self.didDownloadTorrent(fn)
                else: print 'gotProgress:  %s, %.0f' % (fn, progressf)
            elif status[0]=='failed':
                self.didNotDownloadTorrent(fn)

    def addTorrent(self,filename):
        self.torrents[filename] = ['progress',0.0]
        self.pinger.queryProgress()

    def didCancelDownload(self,filename):
        self.torrents[filename] = ['cancel']
        try: del self.torrents[filename]
        except: pass
        self.didNotDownloadTorrent(filename)

    def didDownloadTorrent(self,filename=None):
        try: del self.filenames[filename]
        except: pass

    def didNotDownloadTorrent(self,filename=None):
        try: del self.filenames[filename]
        except: pass 

    def didCancelBuild(self):
        for tt in self.torrents.keys():
            try: os.remove(tt)
            except: traceback.print_exc()
        self.torrents = {}
        self.pinger.cancelTorrents()

    def togglePause(self):
        self.isPaused = not self.isPaused
        self.pinger.pauseTorrents(self.isPaused)
        

##########################

class TorrentPinger:
    def __init__( self, delegate=None ):
        self.delegate = delegate
        self.progressPing = None
        
    def _didFail( self, foo ):
        try:
            if self.progressPing:
                self.progressPing.cancel()
                self.progressPing = None
            reactor.callLater(1,self.start)
        except: traceback.print_exc()

    def didPause(self,foo=None):
        pass
        
    def didQuit(self,foo=None):
        pass

    def didUpdateTorrents(self,foo=None):
        pass
    
    def updateTorrentsExecutionStatus(self, torrents):
        cmds = {'torrents': torrents}
        return cmds

    def quitTorrents(self):
        cmds = {'status':'quit'}
        return cmds

    def pauseTorrents(self, yn):
        if yn: cmds = {'status':'paused'}
        else: cmds = {'status':'active'}
        return cmds

    def queryProgress( self ):
        pass
        
    def _progressStatus( self, progress):
        if self.delegate: self.delegate.gotProgress(progress)
        self.progressPing = reactor.callLater(1, self.queryProgress )

    def cancelTorrents(self):
        try:
            self.progressPing.cancel()
            self.progressPing = None
        except: traceback.print_exc()


class TorrentPingerLocal(TorrentPinger):
    def __init__( self, delegate=None ):
        TorrentPinger.__init__(self, delegate)

    def _didFail(self,foo=None):
        pass
        
    def didPause(self,foo=None):
        pass
        
    def didQuit(self,foo=None):
        pass

    def didUpdateTorrents(self,foo=None):
        pass
    
    def updateTorrentsExecutionStatus(self, torrents):
        cmds = TorrentPinger.updateTorrentsExecutionStatus(self,torrents)

    def quitTorrents(self):
        TorrentServer.tServer.remote_UpdateExecutionStatus(TorrentPinger.quitTorrents(self))

    def pauseTorrents(self, yn):
        dfr = reactor.callLater(0,TorrentServer.tServer.remote_UpdateExecutionStatus,
                                TorrentPinger.pauseTorrents(self,yn))

    def queryProgress( self ):
        status = TorrentServer.tServer.remote_ReportProgressStatus()
        self._progressStatus(status)

        
        
class TorrentPingerRemote(TorrentPinger):
    
    def __init__( self, delegate=None ):
        TorrentPinger.__init__(self, delegate)
        self.torrentServerRoot = None
        reactor.callLater(1,self.start)
        
    def start( self ):
        try:
            client = pb.PBClientFactory()
            reactor.connectTCP('127.0.0.1', TorrentServer.torrentPort, client, 20)
            dfr = client.getRootObject()
            dfr.addCallbacks(self._gotRemote, self._didFail)
        except: traceback.print_exc()
    
    def _gotRemote( self, remote ):
        try:
            self.torrentServerRoot = remote
            remote.notifyOnDisconnect(self._didFail)
        except: traceback.print_exc()

    def updateTorrentsExecutionStatus(self, torrents):
        cmds = TorrentPinger.updateTorrentsExecutionStatus(torrents)
        dfr = self.torrentServerRoot.callRemote('UpdateExecutionStatus', cmds)
        dfr.addCallbacks(self.didUpdateTorrents, self._didFail)

    def quitTorrents(self):
        cmds = TorrentPinger.quitTorrents()
        dfr = self.torrentServerRoot.callRemote('UpdateExecutionStatus', cmds)
        dfr.addCallbacks(self.didQuit, self._didFail)

    def pauseTorrents(self, yn):
        cmds = TorrentPinger.pauseTorrents(yn)
        dfr = self.torrentServerRoot.callRemote('UpdateExecutionStatus', cmds)
        dfr.addCallbacks(self.didPause, self._didFail)

    def queryProgress( self ):
        dfr = self.torrentServerRoot.callRemote('ReportProgressStatus')
        dfr.addCallbacks(self._progressStatus, self._didFail)
            

if __name__=="__main__":
    png = TorrentPingerRemote()
    reactor.callLater(3,png.queryProgress)
    reactor.run()
    

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  • revision 3 (18 years ago)
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