def __init__(self, downloader, connection):
# 2fastbt_
SingleDownloadHelperInterface.__init__(self)
# _2fastbt
self.downloader = downloader
self.connection = connection
self.choked = True
self.interested = False
self.active_requests = []
self.measure = Measure(downloader.max_rate_period)
self.peermeasure = Measure(downloader.max_rate_period)
self.have = Bitfield(downloader.numpieces)
self.last = -1000
self.last2 = -1000
self.example_interest = None
self.backlog = 2
self.ip = connection.get_ip()
self.guard = BadDataGuard(self)
# 2fastbt_
self.helper = downloader.picker.helper
self.proxy_have = Bitfield(downloader.numpieces)
# _2fastbt
# boudewijn: VOD needs a download measurement that is not
# averaged over a 'long' period. downloader.max_rate_period is
# (by default) 20 seconds because this matches the unchoke
# policy.
self.short_term_measure = Measure(5)
# boudewijn: each download maintains a counter for the number
# of high priority piece requests that did not get any
# responce within x seconds.
self.bad_performance_counter = 0
def __init__(self, downloader, url):
SingleDownloadHelperInterface.__init__(self)
self.downloader = downloader
self.baseurl = url
try:
(self.scheme, self.netloc, path, pars, query, fragment) = urlparse(url)
except:
self.downloader.errorfunc('cannot parse http seed address: '+url)
return
if self.scheme != 'http':
self.downloader.errorfunc('http seed url not http: '+url)
return
# Arno, 2010-03-08: Make proxy aware
self.proxyhost = find_proxy(url)
try:
if self.proxyhost is None:
self.connection = HTTPConnection(self.netloc)
else:
self.connection = HTTPConnection(self.proxyhost)
except:
self.downloader.errorfunc('cannot connect to http seed: '+url)
return
self.seedurl = path
self.measure = Measure(downloader.max_rate_period)
self.index = None
self.piece_size = self.downloader.storage._piecelen( 0 )
self.total_len = self.downloader.storage.total_length
self.url = ''
self.requests = []
self.request_size = 0
self.endflag = False
self.error = None
self.retry_period = 30
self._retry_period = None
self.errorcount = 0
self.goodseed = False
self.active = False
self.cancelled = False
# HTTP Video Support
self.request_lock = Lock()
self.video_support_policy = True # TODO : get from constructor parameters
self.video_support_enabled = False # Don't start immediately with support
self.video_support_speed = 0.0 # Start with the faster rescheduling speed
self.video_support_slow_start = False # If enabled delay the first request (give chance to peers to give bandwidth)
# Arno, 2010-04-07: Wait 1 second before using HTTP seed. TODO good policy
# If Video Support policy is not eneabled then use Http seed normaly
if not self.video_support_policy:
self.resched(1)
def __init__(self, downloader, url):
# 2fastbt_
SingleDownloadHelperInterface.__init__(self)
# _2fastbt
self.downloader = downloader
self.baseurl = url
try:
(self.scheme, self.netloc, path, pars, query, fragment) = urlparse(url)
except:
self.downloader.errorfunc('cannot parse http seed address: '+url)
return
if self.scheme != 'http':
self.downloader.errorfunc('http seed url not http: '+url)
return
# Arno, 2010-03-08: Make proxy aware
self.proxyhost = find_proxy(url)
try:
if self.proxyhost is None:
self.connection = HTTPConnection(self.netloc)
else:
self.connection = HTTPConnection(self.proxyhost)
except:
self.downloader.errorfunc('cannot connect to http seed: '+url)
return
self.seedurl = path
if pars:
self.seedurl += ';'+pars
self.seedurl += '?'
if query:
self.seedurl += query+'&'
self.seedurl += 'info_hash='+urllib.quote(self.downloader.infohash)
self.measure = Measure(downloader.max_rate_period)
self.index = None
self.url = ''
self.requests = []
self.request_size = 0
self.endflag = False
self.error = None
self.retry_period = 30
self._retry_period = None
self.errorcount = 0
self.goodseed = False
self.active = False
self.cancelled = False
self.resched(randint(2, 10))
