def new_download(self, infohash, torrent_data, permid):
basename = binascii.hexlify(infohash) + '.torrent'
torrentfilename = os.path.join(self.helpdir, basename)
tfile = open(torrentfilename, 'wb')
tfile.write(torrent_data)
tfile.close()
if DEBUG:
print >> sys.stderr, 'helper: new_download: Got metadata required for helping', show_permid_short(
permid)
print >> sys.stderr, 'helper: new_download: torrent: ', torrentfilename
tdef = TorrentDef.load(torrentfilename)
if self.dlconfig is None:
dscfg = DownloadStartupConfig()
else:
dscfg = DownloadStartupConfig(self.dlconfig)
dscfg.set_coopdl_coordinator_permid(permid)
dscfg.set_dest_dir(self.helpdir)
dscfg.set_proxy_mode(PROXY_MODE_OFF)
if DEBUG:
print >> sys.stderr, 'helper: new_download: Starting a new download'
d = self.session.start_download(tdef, dscfg)
d.set_state_callback(self.state_callback, getpeerlist=False)
network_got_ask_for_help_lambda = lambda: self.network_got_ask_for_help(
permid, infohash)
self.session.lm.rawserver.add_task(network_got_ask_for_help_lambda, 0)
def get_coopdlconfig(self):
dlconfig = self.sessconfig['coopdlconfig']
if dlconfig is None:
return
else:
from ACEStream.Core.DownloadConfig import DownloadStartupConfig
return DownloadStartupConfig(dlconfig)
def resume_download(self, dltype, filename, initialdlstatus = None):
try:
pstate = self.load_download_pstate(filename)
if DEBUG:
log('lm::resume_download: dltype', dltype, 'filename', filename, 'dlconfig', pstate['dlconfig'])
if DEBUG:
log('lm::resume_download: status', dlstatus_strings[pstate['dlstate']['status']], 'progress', pstate['dlstate']['progress'])
if pstate['engineresumedata'] is None:
log('lm::resume_download: resumedata None')
else:
log('lm::resume_download: resumedata len', len(pstate['engineresumedata']))
dscfg = DownloadStartupConfig(dlconfig=pstate['dlconfig'])
if dltype == DLTYPE_TORRENT:
tdef = TorrentDef.load_from_dict(pstate['metainfo'])
d = self.add(tdef, dscfg, pstate, initialdlstatus)
elif dltype == DLTYPE_DIRECT:
main_url = pstate['url']
d = self.add_direct_download(main_url, dscfg, pstate, initialdlstatus)
if initialdlstatus == DLSTATUS_STOPPED:
dest_files = d.get_dest_files(get_all=True)
if DEBUG:
log('lm::resume_download: check dest files: dest_files', dest_files)
got_existing_file = False
for filename, savepath in dest_files:
if os.path.exists(savepath):
got_existing_file = True
break
if not got_existing_file:
if DEBUG:
log('lm::resume_download: none of the files exists, remove this download')
self.remove(d, removecontent=True)
except Exception as e:
if DEBUG:
log('lm::resume_download: failed to load checkpoint: filename', filename)
print_exc()
try:
if os.access(filename, os.F_OK):
os.remove(filename)
except:
print_exc()
def new_download(self, infohash, torrent_data, permid):
basename = binascii.hexlify(infohash) + ".torrent"
torrentfilename = os.path.join(self.helpdir, basename)
tfile = open(torrentfilename, "wb")
tfile.write(torrent_data)
tfile.close()
if DEBUG:
print >>sys.stderr, "helper: new_download: Got metadata required for helping", show_permid_short(permid)
print >>sys.stderr, "helper: new_download: torrent: ", torrentfilename
tdef = TorrentDef.load(torrentfilename)
if self.dlconfig is None:
dscfg = DownloadStartupConfig()
else:
dscfg = DownloadStartupConfig(self.dlconfig)
dscfg.set_coopdl_coordinator_permid(permid)
dscfg.set_dest_dir(self.helpdir)
dscfg.set_proxy_mode(PROXY_MODE_OFF)
if DEBUG:
print >>sys.stderr, "helper: new_download: Starting a new download"
d = self.session.start_download(tdef, dscfg)
d.set_state_callback(self.state_callback, getpeerlist=False)
network_got_ask_for_help_lambda = lambda: self.network_got_ask_for_help(permid, infohash)
self.session.lm.rawserver.add_task(network_got_ask_for_help_lambda, 0)
def _setup_torrent_download(self, dcfg, pstate, initialdlstatus, lmcreatedcallback, lmvodeventcallback):
self.dllock.acquire()
try:
torrentdef = self.get_def()
metainfo = torrentdef.get_metainfo()
self.correctedinfoname = fix_filebasename(torrentdef.get_name_as_unicode())
if dcfg is not None and DEBUG:
log(self.log_prefix + '_setup_torrent_download: selected_files', dcfg.dlconfig['selected_files'])
if DEBUG:
log(self.log_prefix + '_setup_torrent_download: piece size', metainfo['info']['piece length'])
itrackerurl = self.session.get_internal_tracker_url()
metainfo = self.tdef.get_metainfo()
usingitracker = False
if DEBUG:
if pstate is None:
resumedata = None
else:
resumedata = pstate['engineresumedata']
log(self.log_prefix + '_setup_torrent_download: resumedata', resumedata)
if itrackerurl.endswith('/'):
slashless = itrackerurl[:-1]
else:
slashless = itrackerurl
if 'announce' in metainfo and (metainfo['announce'] == itrackerurl or metainfo['announce'] == slashless):
usingitracker = True
elif 'announce-list' in metainfo:
for tier in metainfo['announce-list']:
if itrackerurl in tier or slashless in tier:
usingitracker = True
break
if usingitracker:
if DEBUG:
log(self.log_prefix + '_setup_torrent_download: using internal tracker')
self.session.add_to_internal_tracker(self.tdef)
elif DEBUG:
log(self.log_prefix + '_setup_torrent_download: not using internal tracker')
if dcfg is None:
cdcfg = DownloadStartupConfig()
else:
cdcfg = dcfg
if cdcfg.is_hidden():
cdcfg.set_max_conns(10)
cdcfg.set_max_conns_to_initiate(10)
self.dlconfig = copy.copy(cdcfg.dlconfig)
for k, v in self.session.get_current_startup_config_copy().sessconfig.iteritems():
self.dlconfig.setdefault(k, v)
self.set_filepieceranges(metainfo)
self.dlruntimeconfig = {}
self.dlruntimeconfig['max_desired_upload_rate'] = 0
self.dlruntimeconfig['max_desired_download_rate'] = 0
if DEBUG:
log(self.log_prefix + '_setup_torrent_download: initialdlstatus', `(self.tdef.get_name_as_unicode())`, initialdlstatus)
self.dlconfig['cs_keys'] = self.tdef.get_cs_keys_as_ders()
self.dlconfig['permid'] = self.session.get_permid()
if self.dlconfig['cs_keys']:
log(self.log_prefix + '_setup_torrent_download: this is a closed swarm')
if pstate is not None and pstate.has_key('dlstate'):
self.progressbeforestop = pstate['dlstate'].get('progress', 0.0)
if initialdlstatus != DLSTATUS_STOPPED:
if pstate is None or pstate['dlstate']['status'] != DLSTATUS_STOPPED:
self.starting = True
self.create_engine_wrapper(lmcreatedcallback, pstate, lmvodeventcallback, initialdlstatus)
self.pstate_for_restart = pstate
self.dllock.release()
except Exception as e:
log_exc()
self.set_error(e)
self.dllock.release()