def __init__(self, statusfunc, finfunc, errorfunc, excfunc, doneflag,
config, response, infohash, id, rawserver, port,
appdataobj=None):
self.statusfunc = statusfunc
self.finfunc = finfunc
self.errorfunc = errorfunc
self.excfunc = excfunc
self.doneflag = doneflag
self.config = config
self.response = response
self.infohash = infohash
self.myid = id
self.rawserver = rawserver
self.port = port
self.info = self.response['info']
self.pieces = [self.info['pieces'][x:x + 20]
for x in xrange(0, len(self.info['pieces']), 20)]
self.len_pieces = len(self.pieces)
self.argslistheader = argslistheader
self.unpauseflag = threading.Event()
self.unpauseflag.set()
self.downloader = None
self.storagewrapper = None
self.fileselector = None
self.super_seeding_active = False
self.filedatflag = threading.Event()
self.spewflag = threading.Event()
self.superseedflag = threading.Event()
self.whenpaused = None
self.finflag = threading.Event()
self.rerequest = None
self.tcp_ack_fudge = config['tcp_ack_fudge']
self.selector_enabled = config['selector_enabled']
if appdataobj:
self.appdataobj = appdataobj
elif self.selector_enabled:
self.appdataobj = ConfigDir()
self.appdataobj.deleteOldCacheData(config['expire_cache_data'],
[self.infohash])
self.excflag = self.rawserver.get_exception_flag()
self.failed = False
self.checking = False
self.started = False
self.picker = PiecePicker(self.len_pieces,
config['rarest_first_cutoff'],
config['rarest_first_priority_cutoff'])
self.choker = Choker(config, rawserver.add_task,
self.picker, self.finflag.isSet)
def __init__(self,
statusfunc,
finfunc,
errorfunc,
excfunc,
doneflag,
config,
response,
infohash,
id,
rawserver,
port,
appdataobj=None):
self.statusfunc = statusfunc
self.finfunc = finfunc
self.errorfunc = errorfunc
self.excfunc = excfunc
self.doneflag = doneflag
self.config = config
self.response = response
self.infohash = infohash
self.myid = id
self.rawserver = rawserver
self.port = port
self.info = self.response['info']
self.pieces = [
self.info['pieces'][x:x + 20]
for x in xrange(0, len(self.info['pieces']), 20)
]
self.len_pieces = len(self.pieces)
self.argslistheader = argslistheader
self.unpauseflag = threading.Event()
self.unpauseflag.set()
self.downloader = None
self.storagewrapper = None
self.fileselector = None
self.super_seeding_active = False
self.filedatflag = threading.Event()
self.spewflag = threading.Event()
self.superseedflag = threading.Event()
self.whenpaused = None
self.finflag = threading.Event()
self.rerequest = None
self.tcp_ack_fudge = config['tcp_ack_fudge']
self.selector_enabled = config['selector_enabled']
if appdataobj:
self.appdataobj = appdataobj
elif self.selector_enabled:
self.appdataobj = ConfigDir()
self.appdataobj.deleteOldCacheData(config['expire_cache_data'],
[self.infohash])
self.excflag = self.rawserver.get_exception_flag()
self.failed = False
self.checking = False
self.started = False
self.picker = PiecePicker(self.len_pieces,
config['rarest_first_cutoff'],
config['rarest_first_priority_cutoff'])
self.choker = Choker(config, rawserver.add_task, self.picker,
self.finflag.isSet)
class BT1Download:
def __init__(self, statusfunc, finfunc, errorfunc, excfunc, doneflag,
config, response, infohash, id, rawserver, port,
appdataobj=None):
self.statusfunc = statusfunc
self.finfunc = finfunc
self.errorfunc = errorfunc
self.excfunc = excfunc
self.doneflag = doneflag
self.config = config
self.response = response
self.infohash = infohash
self.myid = id
self.rawserver = rawserver
self.port = port
self.info = self.response['info']
self.pieces = [self.info['pieces'][x:x + 20]
for x in xrange(0, len(self.info['pieces']), 20)]
self.len_pieces = len(self.pieces)
self.argslistheader = argslistheader
self.unpauseflag = threading.Event()
self.unpauseflag.set()
self.downloader = None
self.storagewrapper = None
self.fileselector = None
self.super_seeding_active = False
self.filedatflag = threading.Event()
self.spewflag = threading.Event()
self.superseedflag = threading.Event()
self.whenpaused = None
self.finflag = threading.Event()
self.rerequest = None
self.tcp_ack_fudge = config['tcp_ack_fudge']
self.selector_enabled = config['selector_enabled']
if appdataobj:
self.appdataobj = appdataobj
elif self.selector_enabled:
self.appdataobj = ConfigDir()
self.appdataobj.deleteOldCacheData(config['expire_cache_data'],
[self.infohash])
self.excflag = self.rawserver.get_exception_flag()
self.failed = False
self.checking = False
self.started = False
self.picker = PiecePicker(self.len_pieces,
config['rarest_first_cutoff'],
config['rarest_first_priority_cutoff'])
self.choker = Choker(config, rawserver.add_task,
self.picker, self.finflag.isSet)
def checkSaveLocation(self, loc):
if 'length' in self.info:
return os.path.exists(loc)
return any(os.path.exists(os.path.join(loc, x['path'][0]))
for x in self.info['files'])
def saveAs(self, filefunc, pathfunc=None):
try:
def make(f, forcedir=False):
if not forcedir:
f = os.path.split(f)[0]
if f != '' and not os.path.exists(f):
os.makedirs(f)
if 'length' in self.info:
file_length = self.info['length']
file = filefunc(self.info['name'], file_length,
self.config['saveas'], False)
if file is None:
return None
make(file)
files = [(file, file_length)]
else:
file_length = sum(x['length'] for x in self.info['files'])
file = filefunc(self.info['name'], file_length,
self.config['saveas'], True)
if file is None:
return None
# if this path exists, and no files from the info dict exist,
# we assume it's a new download and the user wants to create a
# new directory with the default name
existing = 0
if os.path.exists(file):
if not os.path.isdir(file):
self.errorfunc(file + 'is not a dir')
return None
if len(os.listdir(file)) > 0: # if it's not empty
existing = any(
os.path.exists(os.path.join(file, x['path'][0]))
for x in self.info['files'])
if not existing:
file = os.path.join(file, self.info['name'])
if os.path.exists(file) and \
not os.path.isdir(file):
if file[-8:] == '.torrent':
file = file[:-8]
if os.path.exists(file) and \
not os.path.isdir(file):
self.errorfunc("Can't create dir - " +
self.info['name'])
return None
make(file, True)
# alert the UI to any possible change in path
if pathfunc is not None:
pathfunc(file)
files = []
for x in self.info['files']:
n = os.path.join(file, *x['path'])
files.append((n, x['length']))
make(n)
except OSError as e:
self.errorfunc("Couldn't allocate dir - " + str(e))
return None
self.filename = file
self.files = files
self.datalength = file_length
return file
def getFilename(self):
return self.filename
def _finished(self):
self.finflag.set()
try:
self.storage.set_readonly()
except (IOError, OSError) as e:
self.errorfunc('trouble setting readonly at end - ' + str(e))
if self.superseedflag.isSet():
self._set_super_seed()
self.choker.set_round_robin_period(
max(self.config['round_robin_period'],
self.config['round_robin_period'] *
self.info['piece length'] / 200000))
self.rerequest_complete()
self.finfunc()
def _data_flunked(self, amount, index):
self.ratemeasure_datarejected(amount)
if not self.doneflag.isSet():
self.errorfunc('piece {:d} failed hash check, re-downloading it'
''.format(index))
def _failed(self, reason):
self.failed = True
self.doneflag.set()
if reason is not None:
self.errorfunc(reason)
def initFiles(self, old_style=False, statusfunc=None):
if self.doneflag.isSet():
return None
if not statusfunc:
statusfunc = self.statusfunc
disabled_files = None
if self.selector_enabled:
self.priority = self.config['priority']
if self.priority:
try:
self.priority = self.priority.split(',')
assert len(self.priority) == len(self.files)
self.priority = [int(p) for p in self.priority]
for p in self.priority:
assert p >= -1
assert p <= 2
except:
self.errorfunc('bad priority list given, ignored')
self.priority = None
data = self.appdataobj.getTorrentData(self.infohash)
try:
d = data['resume data']['priority']
assert len(d) == len(self.files)
disabled_files = [x == -1 for x in d]
except:
try:
disabled_files = [x == -1 for x in self.priority]
except:
pass
try:
try:
self.storage = Storage(
self.files, self.info['piece length'], self.doneflag,
self.config, disabled_files)
except IOError as e:
self.errorfunc('trouble accessing files - ' + str(e))
return None
if self.doneflag.isSet():
return None
self.storagewrapper = StorageWrapper(
self.storage, self.config['download_slice_size'],
self.pieces, self.info['piece length'], self._finished,
self._failed, statusfunc, self.doneflag,
self.config['check_hashes'], self._data_flunked,
self.rawserver.add_task, self.config, self.unpauseflag)
except ValueError as e:
self._failed('bad data - ' + str(e))
except IOError as e:
self._failed('IOError - ' + str(e))
if self.doneflag.isSet():
return None
if self.selector_enabled:
self.fileselector = FileSelector(
self.files, self.info['piece length'],
self.appdataobj.getPieceDir(self.infohash), self.storage,
self.storagewrapper, self.rawserver.add_task, self._failed)
if data:
data = data.get('resume data')
if data:
self.fileselector.unpickle(data)
self.checking = True
if old_style:
return self.storagewrapper.old_style_init()
return self.storagewrapper.initialize
def getCachedTorrentData(self):
return self.appdataobj.getTorrentData(self.infohash)
def _make_upload(self, connection, ratelimiter, totalup):
return Upload(connection, ratelimiter, totalup,
self.choker, self.storagewrapper, self.picker,
self.config)
def _kick_peer(self, connection):
self.rawserver.add_task(connection.close, 0)
def _ban_peer(self, ip):
self.encoder_ban(ip)
def _received_raw_data(self, x):
if self.tcp_ack_fudge:
x = int(x * self.tcp_ack_fudge)
self.ratelimiter.adjust_sent(x)
def _received_data(self, x):
self.downmeasure.update_rate(x)
self.ratemeasure.data_came_in(x)
def _received_http_data(self, x):
self.downmeasure.update_rate(x)
self.ratemeasure.data_came_in(x)
self.downloader.external_data_received(x)
def _cancelfunc(self, pieces):
self.downloader.cancel_piece_download(pieces)
self.httpdownloader.cancel_piece_download(pieces)
def _reqmorefunc(self, pieces):
self.downloader.requeue_piece_download(pieces)
def startEngine(self, ratelimiter=None, statusfunc=None):
if self.doneflag.isSet():
return False
if not statusfunc:
statusfunc = self.statusfunc
self.checking = False
if not CRYPTO_OK:
if self.config['crypto_allowed']:
self.errorfunc('warning - crypto library not installed')
self.config['crypto_allowed'] = 0
self.config['crypto_only'] = 0
self.config['crypto_stealth'] = 0
for i in xrange(self.len_pieces):
if self.storagewrapper.do_I_have(i):
self.picker.complete(i)
self.upmeasure = Measure(self.config['max_rate_period'],
self.config['upload_rate_fudge'])
self.downmeasure = Measure(self.config['max_rate_period'])
if ratelimiter:
self.ratelimiter = ratelimiter
else:
self.ratelimiter = RateLimiter(self.rawserver.add_task,
self.config['upload_unit_size'],
self.setConns)
self.ratelimiter.set_upload_rate(self.config['max_upload_rate'])
self.ratemeasure = RateMeasure()
self.ratemeasure_datarejected = self.ratemeasure.data_rejected
self.downloader = Downloader(
self.storagewrapper, self.picker, self.config['request_backlog'],
self.config['max_rate_period'], self.len_pieces,
self.config['download_slice_size'], self._received_data,
self.config['snub_time'], self.config['auto_kick'],
self._kick_peer, self._ban_peer)
self.downloader.set_download_rate(self.config['max_download_rate'])
self.connecter = Connecter(
self._make_upload, self.downloader, self.choker, self.len_pieces,
self.upmeasure, self.config, self.ratelimiter,
self.rawserver.add_task)
self.encoder = Encoder(
self.connecter, self.rawserver, self.myid,
self.config['max_message_length'], self.rawserver.add_task,
self.config['keepalive_interval'], self.infohash,
self._received_raw_data, self.config)
self.encoder_ban = self.encoder.ban
self.httpdownloader = HTTPDownloader(
self.storagewrapper, self.picker, self.rawserver, self.finflag,
self.errorfunc, self.downloader, self.config['max_rate_period'],
self.infohash, self._received_http_data, self.connecter.got_piece)
if 'httpseeds' in self.response and not self.finflag.isSet():
for u in self.response['httpseeds']:
self.httpdownloader.make_download(u)
if self.selector_enabled:
self.fileselector.tie_in(self.picker, self._cancelfunc,
self._reqmorefunc,
self.rerequest_ondownloadmore)
if self.priority:
self.fileselector.set_priorities_now(self.priority)
# erase old data once you've started modifying it
self.appdataobj.deleteTorrentData(self.infohash)
if self.config['super_seeder']:
self.set_super_seed()
self.started = True
return True
def rerequest_complete(self):
if self.rerequest:
self.rerequest.announce(1)
def rerequest_stopped(self):
if self.rerequest:
self.rerequest.announce(2)
def rerequest_lastfailed(self):
if self.rerequest:
return self.rerequest.last_failed
return False
def rerequest_ondownloadmore(self):
if self.rerequest:
self.rerequest.hit()
def startRerequester(self, seededfunc=None, force_rapid_update=False):
trackerlist = self.response.get('announce-list',
[[self.response['announce']]])
self.rerequest = Rerequester(
self.port, self.myid, self.infohash, trackerlist, self.config,
self.rawserver.add_task, self.rawserver.add_task, self.errorfunc,
self.excfunc, self.encoder.start_connections,
self.connecter.how_many_connections,
self.storagewrapper.get_amount_left, self.upmeasure.get_total,
self.downmeasure.get_total, self.upmeasure.get_rate,
self.downmeasure.get_rate, self.doneflag, self.unpauseflag,
seededfunc, force_rapid_update)
self.rerequest.start()
def _init_stats(self):
self.statistics = Statistics(
self.upmeasure, self.downmeasure, self.connecter,
self.httpdownloader, self.ratelimiter, self.rerequest_lastfailed,
self.filedatflag)
if 'files' in self.info:
self.statistics.set_dirstats(self.files, self.info['piece length'])
if self.config['spew']:
self.spewflag.set()
def autoStats(self, displayfunc=None):
if not displayfunc:
displayfunc = self.statusfunc
self._init_stats()
DownloaderFeedback(
self.choker, self.httpdownloader, self.rawserver.add_task,
self.upmeasure.get_rate, self.downmeasure.get_rate,
self.ratemeasure, self.storagewrapper.get_stats, self.datalength,
self.finflag, self.spewflag, self.statistics, displayfunc,
self.config['display_interval'])
def startStats(self):
self._init_stats()
d = DownloaderFeedback(
self.choker, self.httpdownloader, self.rawserver.add_task,
self.upmeasure.get_rate, self.downmeasure.get_rate,
self.ratemeasure, self.storagewrapper.get_stats, self.datalength,
self.finflag, self.spewflag, self.statistics)
return d.gather
def getPortHandler(self):
return self.encoder
def shutdown(self, torrentdata={}):
if self.checking or self.started:
self.storagewrapper.sync()
self.storage.close()
self.rerequest_stopped()
if self.fileselector and self.started:
if not self.failed:
self.fileselector.finish()
torrentdata['resume data'] = self.fileselector.pickle()
try:
self.appdataobj.writeTorrentData(self.infohash, torrentdata)
except:
self.appdataobj.deleteTorrentData(self.infohash) # clear it
return not self.failed and not self.excflag.isSet()
# if returns false, you may wish to auto-restart the torrent
def setUploadRate(self, rate):
try:
def s(self=self, rate=rate):
self.config['max_upload_rate'] = rate
self.ratelimiter.set_upload_rate(rate)
self.rawserver.add_task(s)
except AttributeError:
pass
def setConns(self, conns, conns2=None):
if not conns2:
conns2 = conns
try:
def s(self=self, conns=conns, conns2=conns2):
self.config['min_uploads'] = conns
self.config['max_uploads'] = conns2
if (conns > 30):
self.config['max_initiate'] = conns + 10
self.rawserver.add_task(s)
except AttributeError:
pass
def setDownloadRate(self, rate):
try:
def s(self=self, rate=rate):
self.config['max_download_rate'] = rate
self.downloader.set_download_rate(rate)
self.rawserver.add_task(s)
except AttributeError:
pass
def startConnection(self, ip, port, id):
self.encoder._start_connection((ip, port), id)
def _startConnection(self, ipandport, id):
self.encoder._start_connection(ipandport, id)
def setInitiate(self, initiate):
try:
def s(self=self, initiate=initiate):
self.config['max_initiate'] = initiate
self.rawserver.add_task(s)
except AttributeError:
pass
def getConfig(self):
return self.config
def getDefaults(self):
return defaultargs(defaults)
def getUsageText(self):
return self.argslistheader
def reannounce(self, special=None):
try:
def r(self=self, special=special):
if special is None:
self.rerequest.announce()
else:
self.rerequest.announce(specialurl=special)
self.rawserver.add_task(r)
except AttributeError:
pass
def getResponse(self):
try:
return self.response
except:
return None
def Pause(self):
if not self.storagewrapper:
return False
self.unpauseflag.clear()
self.rawserver.add_task(self.onPause)
return True
def onPause(self):
self.whenpaused = clock()
if not self.downloader:
return
self.downloader.pause(True)
self.encoder.pause(True)
self.choker.pause(True)
def Unpause(self):
self.unpauseflag.set()
self.rawserver.add_task(self.onUnpause)
def onUnpause(self):
if not self.downloader:
return
self.downloader.pause(False)
self.encoder.pause(False)
self.choker.pause(False)
# rerequest automatically if paused for >60 seconds
if self.rerequest and self.whenpaused and \
clock() - self.whenpaused > 60:
self.rerequest.announce(3)
def set_super_seed(self):
try:
self.superseedflag.set()
def s(self=self):
if self.finflag.isSet():
self._set_super_seed()
self.rawserver.add_task(s)
except AttributeError:
pass
def _set_super_seed(self):
if not self.super_seeding_active:
self.super_seeding_active = True
self.errorfunc(' ** SUPER-SEED OPERATION ACTIVE **\n '
'please set Max uploads so each peer gets 6-8 kB/s')
def s(self=self):
self.downloader.set_super_seed()
self.choker.set_super_seed()
self.rawserver.add_task(s)
# mode started when already finished
if self.finflag.isSet():
def r(self=self):
# so after kicking everyone off, reannounce
self.rerequest.announce(3)
self.rawserver.add_task(r)
def am_I_finished(self):
return self.finflag.isSet()
def get_transfer_stats(self):
return self.upmeasure.get_total(), self.downmeasure.get_total()
class BT1Download:
def __init__(self,
statusfunc,
finfunc,
errorfunc,
excfunc,
doneflag,
config,
response,
infohash,
id,
rawserver,
port,
appdataobj=None):
self.statusfunc = statusfunc
self.finfunc = finfunc
self.errorfunc = errorfunc
self.excfunc = excfunc
self.doneflag = doneflag
self.config = config
self.response = response
self.infohash = infohash
self.myid = id
self.rawserver = rawserver
self.port = port
self.info = self.response['info']
self.pieces = [
self.info['pieces'][x:x + 20]
for x in xrange(0, len(self.info['pieces']), 20)
]
self.len_pieces = len(self.pieces)
self.argslistheader = argslistheader
self.unpauseflag = threading.Event()
self.unpauseflag.set()
self.downloader = None
self.storagewrapper = None
self.fileselector = None
self.super_seeding_active = False
self.filedatflag = threading.Event()
self.spewflag = threading.Event()
self.superseedflag = threading.Event()
self.whenpaused = None
self.finflag = threading.Event()
self.rerequest = None
self.tcp_ack_fudge = config['tcp_ack_fudge']
self.selector_enabled = config['selector_enabled']
if appdataobj:
self.appdataobj = appdataobj
elif self.selector_enabled:
self.appdataobj = ConfigDir()
self.appdataobj.deleteOldCacheData(config['expire_cache_data'],
[self.infohash])
self.excflag = self.rawserver.get_exception_flag()
self.failed = False
self.checking = False
self.started = False
self.picker = PiecePicker(self.len_pieces,
config['rarest_first_cutoff'],
config['rarest_first_priority_cutoff'])
self.choker = Choker(config, rawserver.add_task, self.picker,
self.finflag.isSet)
def checkSaveLocation(self, loc):
if 'length' in self.info:
return os.path.exists(loc)
return any(
os.path.exists(os.path.join(loc, x['path'][0]))
for x in self.info['files'])
def saveAs(self, filefunc, pathfunc=None):
try:
def make(f, forcedir=False):
if not forcedir:
f = os.path.split(f)[0]
if f != '' and not os.path.exists(f):
os.makedirs(f)
if 'length' in self.info:
file_length = self.info['length']
file = filefunc(self.info['name'], file_length,
self.config['saveas'], False)
if file is None:
return None
make(file)
files = [(file, file_length)]
else:
file_length = sum(x['length'] for x in self.info['files'])
file = filefunc(self.info['name'], file_length,
self.config['saveas'], True)
if file is None:
return None
# if this path exists, and no files from the info dict exist,
# we assume it's a new download and the user wants to create a
# new directory with the default name
existing = 0
if os.path.exists(file):
if not os.path.isdir(file):
self.errorfunc(file + 'is not a dir')
return None
if len(os.listdir(file)) > 0: # if it's not empty
existing = any(
os.path.exists(os.path.join(file, x['path'][0]))
for x in self.info['files'])
if not existing:
file = os.path.join(file, self.info['name'])
if os.path.exists(file) and \
not os.path.isdir(file):
if file[-8:] == '.torrent':
file = file[:-8]
if os.path.exists(file) and \
not os.path.isdir(file):
self.errorfunc("Can't create dir - " +
self.info['name'])
return None
make(file, True)
# alert the UI to any possible change in path
if pathfunc is not None:
pathfunc(file)
files = []
for x in self.info['files']:
n = os.path.join(file, *x['path'])
files.append((n, x['length']))
make(n)
except OSError as e:
self.errorfunc("Couldn't allocate dir - " + str(e))
return None
self.filename = file
self.files = files
self.datalength = file_length
return file
def getFilename(self):
return self.filename
def _finished(self):
self.finflag.set()
try:
self.storage.set_readonly()
except (IOError, OSError) as e:
self.errorfunc('trouble setting readonly at end - ' + str(e))
if self.superseedflag.isSet():
self._set_super_seed()
self.choker.set_round_robin_period(
max(
self.config['round_robin_period'],
self.config['round_robin_period'] * self.info['piece length'] /
200000))
self.rerequest_complete()
self.finfunc()
def _data_flunked(self, amount, index):
self.ratemeasure_datarejected(amount)
if not self.doneflag.isSet():
self.errorfunc('piece {:d} failed hash check, re-downloading it'
''.format(index))
def _failed(self, reason):
self.failed = True
self.doneflag.set()
if reason is not None:
self.errorfunc(reason)
def initFiles(self, old_style=False, statusfunc=None):
if self.doneflag.isSet():
return None
if not statusfunc:
statusfunc = self.statusfunc
disabled_files = None
if self.selector_enabled:
self.priority = self.config['priority']
if self.priority:
try:
self.priority = self.priority.split(',')
assert len(self.priority) == len(self.files)
self.priority = [int(p) for p in self.priority]
for p in self.priority:
assert p >= -1
assert p <= 2
except:
self.errorfunc('bad priority list given, ignored')
self.priority = None
data = self.appdataobj.getTorrentData(self.infohash)
try:
d = data['resume data']['priority']
assert len(d) == len(self.files)
disabled_files = [x == -1 for x in d]
except:
try:
disabled_files = [x == -1 for x in self.priority]
except:
pass
try:
try:
self.storage = Storage(self.files, self.info['piece length'],
self.doneflag, self.config,
disabled_files)
except IOError as e:
self.errorfunc('trouble accessing files - ' + str(e))
return None
if self.doneflag.isSet():
return None
self.storagewrapper = StorageWrapper(
self.storage, self.config['download_slice_size'], self.pieces,
self.info['piece length'], self._finished, self._failed,
statusfunc, self.doneflag, self.config['check_hashes'],
self._data_flunked, self.rawserver.add_task, self.config,
self.unpauseflag)
except ValueError as e:
self._failed('bad data - ' + str(e))
except IOError as e:
self._failed('IOError - ' + str(e))
if self.doneflag.isSet():
return None
if self.selector_enabled:
self.fileselector = FileSelector(
self.files, self.info['piece length'],
self.appdataobj.getPieceDir(self.infohash), self.storage,
self.storagewrapper, self.rawserver.add_task, self._failed)
if data:
data = data.get('resume data')
if data:
self.fileselector.unpickle(data)
self.checking = True
if old_style:
return self.storagewrapper.old_style_init()
return self.storagewrapper.initialize
def getCachedTorrentData(self):
return self.appdataobj.getTorrentData(self.infohash)
def _make_upload(self, connection, ratelimiter, totalup):
return Upload(connection, ratelimiter, totalup, self.choker,
self.storagewrapper, self.picker, self.config)
def _kick_peer(self, connection):
self.rawserver.add_task(connection.close, 0)
def _ban_peer(self, ip):
self.encoder_ban(ip)
def _received_raw_data(self, x):
if self.tcp_ack_fudge:
x = int(x * self.tcp_ack_fudge)
self.ratelimiter.adjust_sent(x)
def _received_data(self, x):
self.downmeasure.update_rate(x)
self.ratemeasure.data_came_in(x)
def _received_http_data(self, x):
self.downmeasure.update_rate(x)
self.ratemeasure.data_came_in(x)
self.downloader.external_data_received(x)
def _cancelfunc(self, pieces):
self.downloader.cancel_piece_download(pieces)
self.httpdownloader.cancel_piece_download(pieces)
def _reqmorefunc(self, pieces):
self.downloader.requeue_piece_download(pieces)
def startEngine(self, ratelimiter=None, statusfunc=None):
if self.doneflag.isSet():
return False
if not statusfunc:
statusfunc = self.statusfunc
self.checking = False
if not CRYPTO_OK:
if self.config['crypto_allowed']:
self.errorfunc('warning - crypto library not installed')
self.config['crypto_allowed'] = 0
self.config['crypto_only'] = 0
self.config['crypto_stealth'] = 0
for i in xrange(self.len_pieces):
if self.storagewrapper.do_I_have(i):
self.picker.complete(i)
self.upmeasure = Measure(self.config['max_rate_period'],
self.config['upload_rate_fudge'])
self.downmeasure = Measure(self.config['max_rate_period'])
if ratelimiter:
self.ratelimiter = ratelimiter
else:
self.ratelimiter = RateLimiter(self.rawserver.add_task,
self.config['upload_unit_size'],
self.setConns)
self.ratelimiter.set_upload_rate(self.config['max_upload_rate'])
self.ratemeasure = RateMeasure()
self.ratemeasure_datarejected = self.ratemeasure.data_rejected
self.downloader = Downloader(
self.storagewrapper, self.picker, self.config['request_backlog'],
self.config['max_rate_period'], self.len_pieces,
self.config['download_slice_size'], self._received_data,
self.config['snub_time'], self.config['auto_kick'],
self._kick_peer, self._ban_peer)
self.downloader.set_download_rate(self.config['max_download_rate'])
self.connecter = Connecter(self._make_upload, self.downloader,
self.choker, self.len_pieces,
self.upmeasure, self.config,
self.ratelimiter, self.rawserver.add_task)
self.encoder = Encoder(self.connecter, self.rawserver, self.myid,
self.config['max_message_length'],
self.rawserver.add_task,
self.config['keepalive_interval'],
self.infohash, self._received_raw_data,
self.config)
self.encoder_ban = self.encoder.ban
self.httpdownloader = HTTPDownloader(
self.storagewrapper, self.picker, self.rawserver, self.finflag,
self.errorfunc, self.downloader, self.config['max_rate_period'],
self.infohash, self._received_http_data, self.connecter.got_piece)
if 'httpseeds' in self.response and not self.finflag.isSet():
for u in self.response['httpseeds']:
self.httpdownloader.make_download(u)
if self.selector_enabled:
self.fileselector.tie_in(self.picker, self._cancelfunc,
self._reqmorefunc,
self.rerequest_ondownloadmore)
if self.priority:
self.fileselector.set_priorities_now(self.priority)
# erase old data once you've started modifying it
self.appdataobj.deleteTorrentData(self.infohash)
if self.config['super_seeder']:
self.set_super_seed()
self.started = True
return True
def rerequest_complete(self):
if self.rerequest:
self.rerequest.announce(1)
def rerequest_stopped(self):
if self.rerequest:
self.rerequest.announce(2)
def rerequest_lastfailed(self):
if self.rerequest:
return self.rerequest.last_failed
return False
def rerequest_ondownloadmore(self):
if self.rerequest:
self.rerequest.hit()
def startRerequester(self, seededfunc=None, force_rapid_update=False):
trackerlist = self.response.get('announce-list',
[[self.response['announce']]])
self.rerequest = Rerequester(
self.port, self.myid, self.infohash, trackerlist, self.config,
self.rawserver.add_task, self.rawserver.add_task, self.errorfunc,
self.excfunc, self.encoder.start_connections,
self.connecter.how_many_connections,
self.storagewrapper.get_amount_left, self.upmeasure.get_total,
self.downmeasure.get_total, self.upmeasure.get_rate,
self.downmeasure.get_rate, self.doneflag, self.unpauseflag,
seededfunc, force_rapid_update)
self.rerequest.start()
def _init_stats(self):
self.statistics = Statistics(self.upmeasure, self.downmeasure,
self.connecter, self.httpdownloader,
self.ratelimiter,
self.rerequest_lastfailed,
self.filedatflag)
if 'files' in self.info:
self.statistics.set_dirstats(self.files, self.info['piece length'])
if self.config['spew']:
self.spewflag.set()
def autoStats(self, displayfunc=None):
if not displayfunc:
displayfunc = self.statusfunc
self._init_stats()
DownloaderFeedback(self.choker, self.httpdownloader,
self.rawserver.add_task, self.upmeasure.get_rate,
self.downmeasure.get_rate, self.ratemeasure,
self.storagewrapper.get_stats, self.datalength,
self.finflag, self.spewflag, self.statistics,
displayfunc, self.config['display_interval'])
def startStats(self):
self._init_stats()
d = DownloaderFeedback(self.choker, self.httpdownloader,
self.rawserver.add_task,
self.upmeasure.get_rate,
self.downmeasure.get_rate, self.ratemeasure,
self.storagewrapper.get_stats, self.datalength,
self.finflag, self.spewflag, self.statistics)
return d.gather
def getPortHandler(self):
return self.encoder
def shutdown(self, torrentdata={}):
if self.checking or self.started:
self.storagewrapper.sync()
self.storage.close()
self.rerequest_stopped()
if self.fileselector and self.started:
if not self.failed:
self.fileselector.finish()
torrentdata['resume data'] = self.fileselector.pickle()
try:
self.appdataobj.writeTorrentData(self.infohash, torrentdata)
except:
self.appdataobj.deleteTorrentData(self.infohash) # clear it
return not self.failed and not self.excflag.isSet()
# if returns false, you may wish to auto-restart the torrent
def setUploadRate(self, rate):
try:
def s(self=self, rate=rate):
self.config['max_upload_rate'] = rate
self.ratelimiter.set_upload_rate(rate)
self.rawserver.add_task(s)
except AttributeError:
pass
def setConns(self, conns, conns2=None):
if not conns2:
conns2 = conns
try:
def s(self=self, conns=conns, conns2=conns2):
self.config['min_uploads'] = conns
self.config['max_uploads'] = conns2
if (conns > 30):
self.config['max_initiate'] = conns + 10
self.rawserver.add_task(s)
except AttributeError:
pass
def setDownloadRate(self, rate):
try:
def s(self=self, rate=rate):
self.config['max_download_rate'] = rate
self.downloader.set_download_rate(rate)
self.rawserver.add_task(s)
except AttributeError:
pass
def startConnection(self, ip, port, id):
self.encoder._start_connection((ip, port), id)
def _startConnection(self, ipandport, id):
self.encoder._start_connection(ipandport, id)
def setInitiate(self, initiate):
try:
def s(self=self, initiate=initiate):
self.config['max_initiate'] = initiate
self.rawserver.add_task(s)
except AttributeError:
pass
def getConfig(self):
return self.config
def getDefaults(self):
return defaultargs(defaults)
def getUsageText(self):
return self.argslistheader
def reannounce(self, special=None):
try:
def r(self=self, special=special):
if special is None:
self.rerequest.announce()
else:
self.rerequest.announce(specialurl=special)
self.rawserver.add_task(r)
except AttributeError:
pass
def getResponse(self):
try:
return self.response
except:
return None
def Pause(self):
if not self.storagewrapper:
return False
self.unpauseflag.clear()
self.rawserver.add_task(self.onPause)
return True
def onPause(self):
self.whenpaused = clock()
if not self.downloader:
return
self.downloader.pause(True)
self.encoder.pause(True)
self.choker.pause(True)
def Unpause(self):
self.unpauseflag.set()
self.rawserver.add_task(self.onUnpause)
def onUnpause(self):
if not self.downloader:
return
self.downloader.pause(False)
self.encoder.pause(False)
self.choker.pause(False)
# rerequest automatically if paused for >60 seconds
if self.rerequest and self.whenpaused and \
clock() - self.whenpaused > 60:
self.rerequest.announce(3)
def set_super_seed(self):
try:
self.superseedflag.set()
def s(self=self):
if self.finflag.isSet():
self._set_super_seed()
self.rawserver.add_task(s)
except AttributeError:
pass
def _set_super_seed(self):
if not self.super_seeding_active:
self.super_seeding_active = True
self.errorfunc(' ** SUPER-SEED OPERATION ACTIVE **\n '
'please set Max uploads so each peer gets 6-8 kB/s')
def s(self=self):
self.downloader.set_super_seed()
self.choker.set_super_seed()
self.rawserver.add_task(s)
# mode started when already finished
if self.finflag.isSet():
def r(self=self):
# so after kicking everyone off, reannounce
self.rerequest.announce(3)
self.rawserver.add_task(r)
def am_I_finished(self):
return self.finflag.isSet()
def get_transfer_stats(self):
return self.upmeasure.get_total(), self.downmeasure.get_total()