forked from LBRYCommunity/lbry-sdk
1045 lines
No EOL
37 KiB
Python
1045 lines
No EOL
37 KiB
Python
import shutil
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from multiprocessing import Process, Event, Queue
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import logging
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import sys
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import random
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import io
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from Crypto.PublicKey import RSA
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from Crypto import Random
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from Crypto.Hash import MD5
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from lbrynet.conf import MIN_BLOB_DATA_PAYMENT_RATE
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from lbrynet.conf import MIN_BLOB_INFO_PAYMENT_RATE
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from lbrynet.lbrylive.LiveStreamCreator import FileLiveStreamCreator
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from lbrynet.lbrylive.PaymentRateManager import BaseLiveStreamPaymentRateManager
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from lbrynet.lbrylive.PaymentRateManager import LiveStreamPaymentRateManager
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from lbrynet.lbrylive.LiveStreamMetadataManager import DBLiveStreamMetadataManager
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from lbrynet.lbrylive.LiveStreamMetadataManager import TempLiveStreamMetadataManager
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from lbrynet.lbryfile.LBRYFileMetadataManager import TempLBRYFileMetadataManager, DBLBRYFileMetadataManager
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from lbrynet.lbryfilemanager.LBRYFileManager import LBRYFileManager
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from lbrynet.core.PaymentRateManager import PaymentRateManager
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from lbrynet.core.PTCWallet import PointTraderKeyQueryHandlerFactory, PointTraderKeyExchanger
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from lbrynet.core.Session import LBRYSession
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from lbrynet.core.client.StandaloneBlobDownloader import StandaloneBlobDownloader
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from lbrynet.core.StreamDescriptor import BlobStreamDescriptorWriter
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from lbrynet.core.StreamDescriptor import StreamDescriptorIdentifier
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from lbrynet.core.StreamDescriptor import download_sd_blob
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from lbrynet.lbryfilemanager.LBRYFileCreator import create_lbry_file
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from lbrynet.lbryfile.client.LBRYFileOptions import add_lbry_file_to_sd_identifier
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from lbrynet.lbryfile.StreamDescriptor import get_sd_info
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from twisted.internet import defer, threads, task
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from twisted.trial.unittest import TestCase
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from twisted.python.failure import Failure
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import os
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from lbrynet.core.PeerManager import PeerManager
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from lbrynet.core.RateLimiter import DummyRateLimiter, RateLimiter
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from lbrynet.core.server.BlobAvailabilityHandler import BlobAvailabilityHandlerFactory
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from lbrynet.core.server.BlobRequestHandler import BlobRequestHandlerFactory
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from lbrynet.core.server.ServerProtocol import ServerProtocolFactory
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from lbrynet.lbrylive.server.LiveBlobInfoQueryHandler import CryptBlobInfoQueryHandlerFactory
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from lbrynet.lbrylive.client.LiveStreamOptions import add_live_stream_to_sd_identifier
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from lbrynet.lbrylive.client.LiveStreamDownloader import add_full_live_stream_downloader_to_sd_identifier
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log_format = "%(funcName)s(): %(message)s"
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logging.basicConfig(level=logging.WARNING, format=log_format)
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class FakeNode(object):
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def __init__(self, *args, **kwargs):
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pass
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def joinNetwork(self, *args):
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pass
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def stop(self):
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pass
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class FakeWallet(object):
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def __init__(self):
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self.private_key = RSA.generate(1024)
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self.encoded_public_key = self.private_key.publickey().exportKey()
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def start(self):
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return defer.succeed(True)
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def stop(self):
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return defer.succeed(True)
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def get_info_exchanger(self):
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return PointTraderKeyExchanger(self)
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def get_wallet_info_query_handler_factory(self):
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return PointTraderKeyQueryHandlerFactory(self)
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def reserve_points(self, *args):
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return True
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def cancel_point_reservation(self, *args):
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pass
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def send_points(self, *args):
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return defer.succeed(True)
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def add_expected_payment(self, *args):
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pass
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def get_balance(self):
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return defer.succeed(1000)
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def set_public_key_for_peer(self, peer, public_key):
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pass
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class FakePeerFinder(object):
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def __init__(self, port, peer_manager):
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self.peer_manager = peer_manager
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def find_peers_for_blob(self, *args):
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return defer.succeed([self.peer_manager.get_peer("127.0.0.1", 5553)])
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def run_manage_loop(self):
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pass
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def stop(self):
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pass
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class FakeTwoPeerFinder(object):
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def __init__(self, port, peer_manager):
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self.peer_manager = peer_manager
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self.count = 0
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def find_peers_for_blob(self, *args):
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if self.count % 2 == 0:
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peer_port = 5553
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else:
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peer_port = 5554
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self.count += 1
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return defer.succeed([self.peer_manager.get_peer("127.0.0.1", peer_port)])
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def run_manage_loop(self):
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pass
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def stop(self):
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pass
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class FakeAnnouncer(object):
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def __init__(self, *args):
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pass
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def add_supplier(self, supplier):
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pass
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def immediate_announce(self, *args):
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pass
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def run_manage_loop(self):
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pass
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def stop(self):
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pass
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class GenFile(io.RawIOBase):
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def __init__(self, size, pattern):
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io.RawIOBase.__init__(self)
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self.size = size
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self.pattern = pattern
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self.read_so_far = 0
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self.buff = b''
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self.last_offset = 0
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def readable(self):
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return True
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def writable(self):
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return False
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def read(self, n=-1):
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if n > -1:
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bytes_to_read = min(n, self.size - self.read_so_far)
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else:
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bytes_to_read = self.size - self.read_so_far
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output, self.buff = self.buff[:bytes_to_read], self.buff[bytes_to_read:]
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bytes_to_read -= len(output)
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while bytes_to_read > 0:
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self.buff = self._generate_chunk()
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new_output, self.buff = self.buff[:bytes_to_read], self.buff[bytes_to_read:]
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bytes_to_read -= len(new_output)
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output += new_output
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self.read_so_far += len(output)
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return output
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def readall(self):
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return self.read()
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def _generate_chunk(self, n=2**10):
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output = self.pattern[self.last_offset:self.last_offset + n]
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n_left = n - len(output)
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whole_patterns = n_left / len(self.pattern)
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output += self.pattern * whole_patterns
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self.last_offset = n - len(output)
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output += self.pattern[:self.last_offset]
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return output
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test_create_stream_sd_file = {
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'stream_name': '746573745f66696c65',
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'blobs': [
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{'length': 2097152, 'blob_num': 0,
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'blob_hash':
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'dc4708f76a5e7af0f1cae0ee96b824e2ed9250c9346c093b441f0a20d3607c17948b6fcfb4bc62020fe5286693d08586',
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'iv': '30303030303030303030303030303031'},
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{'length': 2097152, 'blob_num': 1,
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'blob_hash':
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'f4067522c1b49432a2a679512e3917144317caa1abba0c041e0cd2cf9f635d4cf127ce1824fa04189b63916174951f70',
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'iv': '30303030303030303030303030303032'},
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{'length': 1015056, 'blob_num': 2,
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'blob_hash':
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'305486c434260484fcb2968ce0e963b72f81ba56c11b08b1af0789b55b44d78422600f9a38e3cf4f2e9569897e5646a9',
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'iv': '30303030303030303030303030303033'},
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{'length': 0, 'blob_num': 3, 'iv': '30303030303030303030303030303034'}],
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'stream_type': 'lbryfile',
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'key': '30313233343536373031323334353637',
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'suggested_file_name': '746573745f66696c65',
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'stream_hash': '6d27fbe10c86d81aacfb897c7a426d0a2214f5a299455a6d315c0f998c4b3545c2dc60906122d94653c23b1898229e3f'}
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def start_lbry_uploader(sd_hash_queue, kill_event, dead_event):
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sys.modules = sys.modules.copy()
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del sys.modules['twisted.internet.reactor']
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import twisted.internet
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twisted.internet.reactor = twisted.internet.epollreactor.EPollReactor()
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sys.modules['twisted.internet.reactor'] = twisted.internet.reactor
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from twisted.internet import reactor
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logging.debug("Starting the uploader")
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Random.atfork()
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r = random.Random()
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r.seed("start_lbry_uploader")
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wallet = FakeWallet()
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peer_manager = PeerManager()
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peer_finder = FakePeerFinder(5553, peer_manager)
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hash_announcer = FakeAnnouncer()
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rate_limiter = DummyRateLimiter()
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sd_identifier = StreamDescriptorIdentifier()
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db_dir = "server"
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os.mkdir(db_dir)
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session = LBRYSession(MIN_BLOB_DATA_PAYMENT_RATE, db_dir=db_dir, lbryid="abcd",
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peer_finder=peer_finder, hash_announcer=hash_announcer, peer_port=5553,
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use_upnp=False, rate_limiter=rate_limiter, wallet=wallet)
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stream_info_manager = TempLBRYFileMetadataManager()
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lbry_file_manager = LBRYFileManager(session, stream_info_manager, sd_identifier)
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def start_all():
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d = session.setup()
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d.addCallback(lambda _: add_lbry_file_to_sd_identifier(sd_identifier))
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d.addCallback(lambda _: lbry_file_manager.setup())
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d.addCallback(lambda _: start_server())
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d.addCallback(lambda _: create_stream())
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d.addCallback(create_stream_descriptor)
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d.addCallback(put_sd_hash_on_queue)
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def print_error(err):
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logging.critical("Server error: %s", err.getErrorMessage())
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d.addErrback(print_error)
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return d
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def start_server():
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server_port = None
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query_handler_factories = {
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BlobAvailabilityHandlerFactory(session.blob_manager): True,
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BlobRequestHandlerFactory(session.blob_manager, session.wallet,
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PaymentRateManager(session.base_payment_rate_manager)): True,
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session.wallet.get_wallet_info_query_handler_factory(): True,
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}
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server_factory = ServerProtocolFactory(session.rate_limiter,
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query_handler_factories,
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session.peer_manager)
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server_port = reactor.listenTCP(5553, server_factory)
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logging.debug("Started listening")
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def kill_server():
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ds = []
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ds.append(session.shut_down())
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ds.append(lbry_file_manager.stop())
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if server_port:
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ds.append(server_port.stopListening())
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kill_check.stop()
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dead_event.set()
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dl = defer.DeferredList(ds)
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dl.addCallback(lambda _: reactor.stop())
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return dl
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def check_for_kill():
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if kill_event.is_set():
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kill_server()
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kill_check = task.LoopingCall(check_for_kill)
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kill_check.start(1.0)
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return True
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def create_stream():
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test_file = GenFile(5209343, b''.join([chr(i) for i in xrange(0, 64, 6)]))
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d = create_lbry_file(session, lbry_file_manager, "test_file", test_file)
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return d
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def create_stream_descriptor(stream_hash):
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descriptor_writer = BlobStreamDescriptorWriter(session.blob_manager)
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d = get_sd_info(lbry_file_manager.stream_info_manager, stream_hash, True)
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d.addCallback(descriptor_writer.create_descriptor)
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return d
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def put_sd_hash_on_queue(sd_hash):
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sd_hash_queue.put(sd_hash)
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reactor.callLater(1, start_all)
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reactor.run()
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def start_live_server(sd_hash_queue, kill_event, dead_event):
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sys.modules = sys.modules.copy()
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del sys.modules['twisted.internet.reactor']
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import twisted.internet
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twisted.internet.reactor = twisted.internet.epollreactor.EPollReactor()
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sys.modules['twisted.internet.reactor'] = twisted.internet.reactor
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from twisted.internet import reactor
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logging.debug("In start_server.")
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Random.atfork()
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r = random.Random()
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r.seed("start_live_server")
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wallet = FakeWallet()
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peer_manager = PeerManager()
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peer_finder = FakePeerFinder(5553, peer_manager)
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hash_announcer = FakeAnnouncer()
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rate_limiter = DummyRateLimiter()
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sd_identifier = StreamDescriptorIdentifier()
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db_dir = "server"
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os.mkdir(db_dir)
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session = LBRYSession(MIN_BLOB_DATA_PAYMENT_RATE, db_dir=db_dir, lbryid="abcd",
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peer_finder=peer_finder, hash_announcer=hash_announcer, peer_port=5553,
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use_upnp=False, rate_limiter=rate_limiter, wallet=wallet)
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base_payment_rate_manager = BaseLiveStreamPaymentRateManager(MIN_BLOB_INFO_PAYMENT_RATE)
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data_payment_rate_manager = PaymentRateManager(session.base_payment_rate_manager)
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payment_rate_manager = LiveStreamPaymentRateManager(base_payment_rate_manager,
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data_payment_rate_manager)
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stream_info_manager = DBLiveStreamMetadataManager(session.db_dir, hash_announcer)
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logging.debug("Created the session")
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server_port = []
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def start_listening():
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logging.debug("Starting the server protocol")
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query_handler_factories = {
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CryptBlobInfoQueryHandlerFactory(stream_info_manager, session.wallet,
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payment_rate_manager): True,
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BlobAvailabilityHandlerFactory(session.blob_manager): True,
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BlobRequestHandlerFactory(session.blob_manager, session.wallet,
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payment_rate_manager): True,
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session.wallet.get_wallet_info_query_handler_factory(): True,
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}
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server_factory = ServerProtocolFactory(session.rate_limiter,
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query_handler_factories,
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session.peer_manager)
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server_port.append(reactor.listenTCP(5553, server_factory))
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logging.debug("Server protocol has started")
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def create_stream():
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logging.debug("Making the live stream")
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test_file = GenFile(5209343, b''.join([chr(i + 2) for i in xrange(0, 64, 6)]))
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stream_creator_helper = FileLiveStreamCreator(session.blob_manager, stream_info_manager,
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"test_file", test_file)
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d = stream_creator_helper.setup()
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d.addCallback(lambda _: stream_creator_helper.publish_stream_descriptor())
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d.addCallback(put_sd_hash_on_queue)
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d.addCallback(lambda _: stream_creator_helper.start_streaming())
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return d
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def put_sd_hash_on_queue(sd_hash):
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logging.debug("Telling the client to start running. Stream hash: %s", str(sd_hash))
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sd_hash_queue.put(sd_hash)
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logging.debug("sd hash has been added to the queue")
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def set_dead_event():
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logging.debug("Setting the dead event")
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dead_event.set()
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def print_error(err):
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logging.debug("An error occurred during shutdown: %s", err.getTraceback())
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def stop_reactor():
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logging.debug("Server is stopping its reactor")
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reactor.stop()
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def shut_down(arg):
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logging.debug("Shutting down")
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if isinstance(arg, Failure):
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logging.error("Shut down is due to an error: %s", arg.getTraceback())
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d = defer.maybeDeferred(server_port[0].stopListening)
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d.addErrback(print_error)
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d.addCallback(lambda _: session.shut_down())
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d.addCallback(lambda _: stream_info_manager.stop())
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d.addErrback(print_error)
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d.addCallback(lambda _: set_dead_event())
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d.addErrback(print_error)
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d.addCallback(lambda _: reactor.callLater(0, stop_reactor))
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d.addErrback(print_error)
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return d
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def wait_for_kill_event():
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d = defer.Deferred()
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def check_for_kill():
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if kill_event.is_set():
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logging.debug("Kill event has been found set")
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kill_check.stop()
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d.callback(True)
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kill_check = task.LoopingCall(check_for_kill)
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kill_check.start(1.0)
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return d
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def enable_live_stream():
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base_live_stream_payment_rate_manager = BaseLiveStreamPaymentRateManager(
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MIN_BLOB_INFO_PAYMENT_RATE
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)
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add_live_stream_to_sd_identifier(sd_identifier, base_live_stream_payment_rate_manager)
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add_full_live_stream_downloader_to_sd_identifier(session, stream_info_manager, sd_identifier,
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base_live_stream_payment_rate_manager)
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def run_server():
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d = session.setup()
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d.addCallback(lambda _: stream_info_manager.setup())
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d.addCallback(lambda _: enable_live_stream())
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d.addCallback(lambda _: start_listening())
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d.addCallback(lambda _: create_stream())
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d.addCallback(lambda _: wait_for_kill_event())
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d.addBoth(shut_down)
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return d
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reactor.callLater(1, run_server)
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reactor.run()
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def start_blob_uploader(blob_hash_queue, kill_event, dead_event, slow):
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sys.modules = sys.modules.copy()
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del sys.modules['twisted.internet.reactor']
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import twisted.internet
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twisted.internet.reactor = twisted.internet.epollreactor.EPollReactor()
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sys.modules['twisted.internet.reactor'] = twisted.internet.reactor
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from twisted.internet import reactor
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logging.debug("Starting the uploader")
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Random.atfork()
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wallet = FakeWallet()
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peer_manager = PeerManager()
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peer_finder = FakePeerFinder(5554, peer_manager)
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hash_announcer = FakeAnnouncer()
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rate_limiter = RateLimiter()
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if slow is True:
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peer_port = 5553
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db_dir = "server1"
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else:
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peer_port = 5554
|
|
db_dir = "server2"
|
|
blob_dir = os.path.join(db_dir, "blobfiles")
|
|
os.mkdir(db_dir)
|
|
os.mkdir(blob_dir)
|
|
|
|
session = LBRYSession(MIN_BLOB_DATA_PAYMENT_RATE, db_dir=db_dir, lbryid="efgh",
|
|
peer_finder=peer_finder, hash_announcer=hash_announcer,
|
|
blob_dir=blob_dir, peer_port=peer_port,
|
|
use_upnp=False, rate_limiter=rate_limiter, wallet=wallet)
|
|
|
|
if slow is True:
|
|
session.rate_limiter.set_ul_limit(2**11)
|
|
|
|
def start_all():
|
|
d = session.setup()
|
|
d.addCallback(lambda _: start_server())
|
|
d.addCallback(lambda _: create_single_blob())
|
|
d.addCallback(put_blob_hash_on_queue)
|
|
|
|
def print_error(err):
|
|
logging.critical("Server error: %s", err.getErrorMessage())
|
|
|
|
d.addErrback(print_error)
|
|
return d
|
|
|
|
def start_server():
|
|
|
|
server_port = None
|
|
|
|
query_handler_factories = {
|
|
BlobAvailabilityHandlerFactory(session.blob_manager): True,
|
|
BlobRequestHandlerFactory(session.blob_manager, session.wallet,
|
|
PaymentRateManager(session.base_payment_rate_manager)): True,
|
|
session.wallet.get_wallet_info_query_handler_factory(): True,
|
|
}
|
|
|
|
server_factory = ServerProtocolFactory(session.rate_limiter,
|
|
query_handler_factories,
|
|
session.peer_manager)
|
|
|
|
server_port = reactor.listenTCP(peer_port, server_factory)
|
|
logging.debug("Started listening")
|
|
|
|
def kill_server():
|
|
ds = []
|
|
ds.append(session.shut_down())
|
|
if server_port:
|
|
ds.append(server_port.stopListening())
|
|
kill_check.stop()
|
|
dead_event.set()
|
|
dl = defer.DeferredList(ds)
|
|
dl.addCallback(lambda _: reactor.stop())
|
|
return dl
|
|
|
|
def check_for_kill():
|
|
if kill_event.is_set():
|
|
kill_server()
|
|
|
|
kill_check = task.LoopingCall(check_for_kill)
|
|
kill_check.start(1.0)
|
|
return True
|
|
|
|
def create_single_blob():
|
|
blob_creator = session.blob_manager.get_blob_creator()
|
|
blob_creator.write("0" * 2**21)
|
|
return blob_creator.close()
|
|
|
|
def put_blob_hash_on_queue(blob_hash):
|
|
logging.debug("Telling the client to start running. Blob hash: %s", str(blob_hash))
|
|
blob_hash_queue.put(blob_hash)
|
|
logging.debug("blob hash has been added to the queue")
|
|
|
|
reactor.callLater(1, start_all)
|
|
reactor.run()
|
|
|
|
|
|
class TestTransfer(TestCase):
|
|
def setUp(self):
|
|
self.server_processes = []
|
|
self.session = None
|
|
self.stream_info_manager = None
|
|
self.lbry_file_manager = None
|
|
self.addCleanup(self.take_down_env)
|
|
|
|
def take_down_env(self):
|
|
|
|
d = defer.succeed(True)
|
|
if self.lbry_file_manager is not None:
|
|
d.addCallback(lambda _: self.lbry_file_manager.stop())
|
|
if self.session is not None:
|
|
d.addCallback(lambda _: self.session.shut_down())
|
|
if self.stream_info_manager is not None:
|
|
d.addCallback(lambda _: self.stream_info_manager.stop())
|
|
|
|
def delete_test_env():
|
|
dirs = ['server', 'server1', 'server2', 'client']
|
|
files = ['test_file']
|
|
for di in dirs:
|
|
if os.path.exists(di):
|
|
shutil.rmtree(di)
|
|
for f in files:
|
|
if os.path.exists(f):
|
|
os.remove(f)
|
|
for p in self.server_processes:
|
|
p.terminate()
|
|
return True
|
|
|
|
d.addCallback(lambda _: threads.deferToThread(delete_test_env))
|
|
return d
|
|
|
|
@staticmethod
|
|
def wait_for_dead_event(dead_event):
|
|
|
|
from twisted.internet import reactor
|
|
d = defer.Deferred()
|
|
|
|
def stop():
|
|
dead_check.stop()
|
|
if stop_call.active():
|
|
stop_call.cancel()
|
|
d.callback(True)
|
|
|
|
def check_if_dead_event_set():
|
|
if dead_event.is_set():
|
|
logging.debug("Dead event has been found set")
|
|
stop()
|
|
|
|
def done_waiting():
|
|
logging.warning("Dead event has not been found set and timeout has expired")
|
|
stop()
|
|
|
|
dead_check = task.LoopingCall(check_if_dead_event_set)
|
|
dead_check.start(.1)
|
|
stop_call = reactor.callLater(15, done_waiting)
|
|
return d
|
|
|
|
@staticmethod
|
|
def wait_for_hash_from_queue(hash_queue):
|
|
logging.debug("Waiting for the sd_hash to come through the queue")
|
|
|
|
d = defer.Deferred()
|
|
|
|
def check_for_start():
|
|
if hash_queue.empty() is False:
|
|
logging.debug("Client start event has been found set")
|
|
start_check.stop()
|
|
d.callback(hash_queue.get(False))
|
|
else:
|
|
logging.debug("Client start event has NOT been found set")
|
|
|
|
start_check = task.LoopingCall(check_for_start)
|
|
start_check.start(1.0)
|
|
|
|
return d
|
|
|
|
def test_lbry_transfer(self):
|
|
|
|
sd_hash_queue = Queue()
|
|
kill_event = Event()
|
|
dead_event = Event()
|
|
uploader = Process(target=start_lbry_uploader, args=(sd_hash_queue, kill_event, dead_event))
|
|
uploader.start()
|
|
self.server_processes.append(uploader)
|
|
|
|
logging.debug("Testing transfer")
|
|
|
|
wallet = FakeWallet()
|
|
peer_manager = PeerManager()
|
|
peer_finder = FakePeerFinder(5553, peer_manager)
|
|
hash_announcer = FakeAnnouncer()
|
|
rate_limiter = DummyRateLimiter()
|
|
sd_identifier = StreamDescriptorIdentifier()
|
|
|
|
db_dir = "client"
|
|
blob_dir = os.path.join(db_dir, "blobfiles")
|
|
os.mkdir(db_dir)
|
|
os.mkdir(blob_dir)
|
|
|
|
self.session = LBRYSession(MIN_BLOB_DATA_PAYMENT_RATE, db_dir=db_dir, lbryid="abcd",
|
|
peer_finder=peer_finder, hash_announcer=hash_announcer,
|
|
blob_dir=blob_dir, peer_port=5553,
|
|
use_upnp=False, rate_limiter=rate_limiter, wallet=wallet)
|
|
|
|
self.stream_info_manager = TempLBRYFileMetadataManager()
|
|
|
|
self.lbry_file_manager = LBRYFileManager(self.session, self.stream_info_manager, sd_identifier)
|
|
|
|
def make_downloader(metadata, prm):
|
|
info_validator = metadata.validator
|
|
options = metadata.options
|
|
factories = metadata.factories
|
|
chosen_options = [o.default_value for o in options.get_downloader_options(info_validator, prm)]
|
|
return factories[0].make_downloader(metadata, chosen_options, prm)
|
|
|
|
def download_file(sd_hash):
|
|
prm = PaymentRateManager(self.session.base_payment_rate_manager)
|
|
d = download_sd_blob(self.session, sd_hash, prm)
|
|
d.addCallback(sd_identifier.get_metadata_for_sd_blob)
|
|
d.addCallback(make_downloader, prm)
|
|
d.addCallback(lambda downloader: downloader.start())
|
|
return d
|
|
|
|
def check_md5_sum():
|
|
f = open('test_file')
|
|
hashsum = MD5.new()
|
|
hashsum.update(f.read())
|
|
self.assertEqual(hashsum.hexdigest(), "4ca2aafb4101c1e42235aad24fbb83be")
|
|
|
|
def start_transfer(sd_hash):
|
|
|
|
logging.debug("Starting the transfer")
|
|
|
|
d = self.session.setup()
|
|
d.addCallback(lambda _: add_lbry_file_to_sd_identifier(sd_identifier))
|
|
d.addCallback(lambda _: self.lbry_file_manager.setup())
|
|
d.addCallback(lambda _: download_file(sd_hash))
|
|
d.addCallback(lambda _: check_md5_sum())
|
|
|
|
return d
|
|
|
|
def stop(arg):
|
|
if isinstance(arg, Failure):
|
|
logging.debug("Client is stopping due to an error. Error: %s", arg.getTraceback())
|
|
else:
|
|
logging.debug("Client is stopping normally.")
|
|
kill_event.set()
|
|
logging.debug("Set the kill event")
|
|
d = self.wait_for_dead_event(dead_event)
|
|
|
|
def print_shutting_down():
|
|
logging.info("Client is shutting down")
|
|
|
|
d.addCallback(lambda _: print_shutting_down())
|
|
d.addCallback(lambda _: arg)
|
|
return d
|
|
|
|
d = self.wait_for_hash_from_queue(sd_hash_queue)
|
|
d.addCallback(start_transfer)
|
|
d.addBoth(stop)
|
|
|
|
return d
|
|
|
|
def test_live_transfer(self):
|
|
|
|
sd_hash_queue = Queue()
|
|
kill_event = Event()
|
|
dead_event = Event()
|
|
server_args = (sd_hash_queue, kill_event, dead_event)
|
|
server = Process(target=start_live_server, args=server_args)
|
|
server.start()
|
|
self.server_processes.append(server)
|
|
|
|
wallet = FakeWallet()
|
|
peer_manager = PeerManager()
|
|
peer_finder = FakePeerFinder(5553, peer_manager)
|
|
hash_announcer = FakeAnnouncer()
|
|
rate_limiter = DummyRateLimiter()
|
|
sd_identifier = StreamDescriptorIdentifier()
|
|
|
|
db_dir = "client"
|
|
os.mkdir(db_dir)
|
|
|
|
self.session = LBRYSession(MIN_BLOB_DATA_PAYMENT_RATE, db_dir=db_dir, lbryid="abcd",
|
|
peer_finder=peer_finder, hash_announcer=hash_announcer, blob_dir=None,
|
|
peer_port=5553, use_upnp=False, rate_limiter=rate_limiter, wallet=wallet)
|
|
|
|
self.stream_info_manager = TempLiveStreamMetadataManager(hash_announcer)
|
|
|
|
d = self.wait_for_hash_from_queue(sd_hash_queue)
|
|
|
|
def create_downloader(metadata, prm):
|
|
info_validator = metadata.validator
|
|
options = metadata.options
|
|
factories = metadata.factories
|
|
chosen_options = [o.default_value for o in options.get_downloader_options(info_validator, prm)]
|
|
return factories[0].make_downloader(metadata, chosen_options, prm)
|
|
|
|
def start_lbry_file(lbry_file):
|
|
lbry_file = lbry_file
|
|
logging.debug("Calling lbry_file.start()")
|
|
return lbry_file.start()
|
|
|
|
def download_stream(sd_blob_hash):
|
|
logging.debug("Downloaded the sd blob. Reading it now")
|
|
prm = PaymentRateManager(self.session.base_payment_rate_manager)
|
|
d = download_sd_blob(self.session, sd_blob_hash, prm)
|
|
d.addCallback(sd_identifier.get_metadata_for_sd_blob)
|
|
d.addCallback(create_downloader, prm)
|
|
d.addCallback(start_lbry_file)
|
|
return d
|
|
|
|
def do_download(sd_blob_hash):
|
|
logging.debug("Starting the download")
|
|
d = self.session.setup()
|
|
d.addCallback(lambda _: enable_live_stream())
|
|
d.addCallback(lambda _: download_stream(sd_blob_hash))
|
|
return d
|
|
|
|
def enable_live_stream():
|
|
base_live_stream_payment_rate_manager = BaseLiveStreamPaymentRateManager(
|
|
MIN_BLOB_INFO_PAYMENT_RATE
|
|
)
|
|
add_live_stream_to_sd_identifier(sd_identifier,
|
|
base_live_stream_payment_rate_manager)
|
|
add_full_live_stream_downloader_to_sd_identifier(self.session, self.stream_info_manager,
|
|
sd_identifier,
|
|
base_live_stream_payment_rate_manager)
|
|
|
|
d.addCallback(do_download)
|
|
|
|
def check_md5_sum():
|
|
f = open('test_file')
|
|
hashsum = MD5.new()
|
|
hashsum.update(f.read())
|
|
self.assertEqual(hashsum.hexdigest(), "215b177db8eed86d028b37e5cbad55c7")
|
|
|
|
d.addCallback(lambda _: check_md5_sum())
|
|
|
|
def stop(arg):
|
|
if isinstance(arg, Failure):
|
|
logging.debug("Client is stopping due to an error. Error: %s", arg.getTraceback())
|
|
else:
|
|
logging.debug("Client is stopping normally.")
|
|
kill_event.set()
|
|
logging.debug("Set the kill event")
|
|
d = self.wait_for_dead_event(dead_event)
|
|
|
|
def print_shutting_down():
|
|
logging.info("Client is shutting down")
|
|
|
|
d.addCallback(lambda _: print_shutting_down())
|
|
d.addCallback(lambda _: arg)
|
|
return d
|
|
|
|
d.addBoth(stop)
|
|
return d
|
|
|
|
def test_last_blob_retrieval(self):
|
|
|
|
kill_event = Event()
|
|
dead_event_1 = Event()
|
|
blob_hash_queue_1 = Queue()
|
|
blob_hash_queue_2 = Queue()
|
|
fast_uploader = Process(target=start_blob_uploader,
|
|
args=(blob_hash_queue_1, kill_event, dead_event_1, False))
|
|
fast_uploader.start()
|
|
self.server_processes.append(fast_uploader)
|
|
dead_event_2 = Event()
|
|
slow_uploader = Process(target=start_blob_uploader,
|
|
args=(blob_hash_queue_2, kill_event, dead_event_2, True))
|
|
slow_uploader.start()
|
|
self.server_processes.append(slow_uploader)
|
|
|
|
logging.debug("Testing transfer")
|
|
|
|
wallet = FakeWallet()
|
|
peer_manager = PeerManager()
|
|
peer_finder = FakeTwoPeerFinder(5553, peer_manager)
|
|
hash_announcer = FakeAnnouncer()
|
|
rate_limiter = DummyRateLimiter()
|
|
|
|
db_dir = "client"
|
|
blob_dir = os.path.join(db_dir, "blobfiles")
|
|
os.mkdir(db_dir)
|
|
os.mkdir(blob_dir)
|
|
|
|
self.session = LBRYSession(MIN_BLOB_DATA_PAYMENT_RATE, db_dir=db_dir, lbryid="abcd",
|
|
peer_finder=peer_finder, hash_announcer=hash_announcer,
|
|
blob_dir=blob_dir, peer_port=5553,
|
|
use_upnp=False, rate_limiter=rate_limiter, wallet=wallet)
|
|
|
|
d1 = self.wait_for_hash_from_queue(blob_hash_queue_1)
|
|
d2 = self.wait_for_hash_from_queue(blob_hash_queue_2)
|
|
d = defer.DeferredList([d1, d2], fireOnOneErrback=True)
|
|
|
|
def get_blob_hash(results):
|
|
self.assertEqual(results[0][1], results[1][1])
|
|
return results[0][1]
|
|
|
|
d.addCallback(get_blob_hash)
|
|
|
|
def download_blob(blob_hash):
|
|
prm = PaymentRateManager(self.session.base_payment_rate_manager)
|
|
downloader = StandaloneBlobDownloader(blob_hash, self.session.blob_manager, peer_finder,
|
|
rate_limiter, prm, wallet)
|
|
d = downloader.download()
|
|
return d
|
|
|
|
def start_transfer(blob_hash):
|
|
|
|
logging.debug("Starting the transfer")
|
|
|
|
d = self.session.setup()
|
|
d.addCallback(lambda _: download_blob(blob_hash))
|
|
|
|
return d
|
|
|
|
d.addCallback(start_transfer)
|
|
|
|
def stop(arg):
|
|
if isinstance(arg, Failure):
|
|
logging.debug("Client is stopping due to an error. Error: %s", arg.getTraceback())
|
|
else:
|
|
logging.debug("Client is stopping normally.")
|
|
kill_event.set()
|
|
logging.debug("Set the kill event")
|
|
d1 = self.wait_for_dead_event(dead_event_1)
|
|
d2 = self.wait_for_dead_event(dead_event_2)
|
|
dl = defer.DeferredList([d1, d2])
|
|
|
|
def print_shutting_down():
|
|
logging.info("Client is shutting down")
|
|
|
|
dl.addCallback(lambda _: print_shutting_down())
|
|
dl.addCallback(lambda _: arg)
|
|
return dl
|
|
|
|
d.addBoth(stop)
|
|
|
|
return d
|
|
|
|
|
|
class TestStreamify(TestCase):
|
|
|
|
def setUp(self):
|
|
self.session = None
|
|
self.stream_info_manager = None
|
|
self.lbry_file_manager = None
|
|
self.addCleanup(self.take_down_env)
|
|
|
|
def take_down_env(self):
|
|
|
|
d = defer.succeed(True)
|
|
if self.lbry_file_manager is not None:
|
|
d.addCallback(lambda _: self.lbry_file_manager.stop())
|
|
if self.session is not None:
|
|
d.addCallback(lambda _: self.session.shut_down())
|
|
if self.stream_info_manager is not None:
|
|
d.addCallback(lambda _: self.stream_info_manager.stop())
|
|
|
|
def delete_test_env():
|
|
shutil.rmtree('client')
|
|
|
|
d.addCallback(lambda _: threads.deferToThread(delete_test_env))
|
|
return d
|
|
|
|
def test_create_stream(self):
|
|
|
|
wallet = FakeWallet()
|
|
peer_manager = PeerManager()
|
|
peer_finder = FakeTwoPeerFinder(5553, peer_manager)
|
|
hash_announcer = FakeAnnouncer()
|
|
rate_limiter = DummyRateLimiter()
|
|
sd_identifier = StreamDescriptorIdentifier()
|
|
|
|
db_dir = "client"
|
|
blob_dir = os.path.join(db_dir, "blobfiles")
|
|
os.mkdir(db_dir)
|
|
os.mkdir(blob_dir)
|
|
|
|
self.session = LBRYSession(MIN_BLOB_DATA_PAYMENT_RATE, db_dir=db_dir, lbryid="abcd",
|
|
peer_finder=peer_finder, hash_announcer=hash_announcer,
|
|
blob_dir=blob_dir, peer_port=5553,
|
|
use_upnp=False, rate_limiter=rate_limiter, wallet=wallet)
|
|
|
|
self.stream_info_manager = TempLBRYFileMetadataManager()
|
|
|
|
self.lbry_file_manager = LBRYFileManager(self.session, self.stream_info_manager, sd_identifier)
|
|
|
|
d = self.session.setup()
|
|
d.addCallback(lambda _: self.stream_info_manager.setup())
|
|
d.addCallback(lambda _: add_lbry_file_to_sd_identifier(sd_identifier))
|
|
d.addCallback(lambda _: self.lbry_file_manager.setup())
|
|
|
|
def verify_equal(sd_info):
|
|
self.assertEqual(sd_info, test_create_stream_sd_file)
|
|
|
|
def verify_stream_descriptor_file(stream_hash):
|
|
d = get_sd_info(self.lbry_file_manager.stream_info_manager, stream_hash, True)
|
|
d.addCallback(verify_equal)
|
|
return d
|
|
|
|
def iv_generator():
|
|
iv = 0
|
|
while 1:
|
|
iv += 1
|
|
yield "%016d" % iv
|
|
|
|
def create_stream():
|
|
test_file = GenFile(5209343, b''.join([chr(i + 3) for i in xrange(0, 64, 6)]))
|
|
d = create_lbry_file(self.session, self.lbry_file_manager, "test_file", test_file,
|
|
key="0123456701234567", iv_generator=iv_generator())
|
|
return d
|
|
|
|
d.addCallback(lambda _: create_stream())
|
|
d.addCallback(verify_stream_descriptor_file)
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|
return d
|
|
|
|
def test_create_and_combine_stream(self):
|
|
|
|
wallet = FakeWallet()
|
|
peer_manager = PeerManager()
|
|
peer_finder = FakeTwoPeerFinder(5553, peer_manager)
|
|
hash_announcer = FakeAnnouncer()
|
|
rate_limiter = DummyRateLimiter()
|
|
sd_identifier = StreamDescriptorIdentifier()
|
|
|
|
db_dir = "client"
|
|
blob_dir = os.path.join(db_dir, "blobfiles")
|
|
os.mkdir(db_dir)
|
|
os.mkdir(blob_dir)
|
|
|
|
self.session = LBRYSession(MIN_BLOB_DATA_PAYMENT_RATE, db_dir=db_dir, lbryid="abcd",
|
|
peer_finder=peer_finder, hash_announcer=hash_announcer,
|
|
blob_dir=blob_dir, peer_port=5553,
|
|
use_upnp=False, rate_limiter=rate_limiter, wallet=wallet)
|
|
|
|
self.stream_info_manager = DBLBRYFileMetadataManager(self.session.db_dir)
|
|
|
|
self.lbry_file_manager = LBRYFileManager(self.session, self.stream_info_manager, sd_identifier)
|
|
|
|
def start_lbry_file(lbry_file):
|
|
logging.debug("Calling lbry_file.start()")
|
|
d = lbry_file.start()
|
|
return d
|
|
|
|
def combine_stream(stream_hash):
|
|
|
|
prm = PaymentRateManager(self.session.base_payment_rate_manager)
|
|
d = self.lbry_file_manager.add_lbry_file(stream_hash, prm)
|
|
d.addCallback(start_lbry_file)
|
|
|
|
def check_md5_sum():
|
|
f = open('test_file')
|
|
hashsum = MD5.new()
|
|
hashsum.update(f.read())
|
|
self.assertEqual(hashsum.hexdigest(), "68959747edc73df45e45db6379dd7b3b")
|
|
|
|
d.addCallback(lambda _: check_md5_sum())
|
|
return d
|
|
|
|
def create_stream():
|
|
test_file = GenFile(53209343, b''.join([chr(i + 5) for i in xrange(0, 64, 6)]))
|
|
return create_lbry_file(self.session, self.lbry_file_manager, "test_file", test_file,
|
|
suggested_file_name="test_file")
|
|
|
|
d = self.session.setup()
|
|
d.addCallback(lambda _: self.stream_info_manager.setup())
|
|
d.addCallback(lambda _: add_lbry_file_to_sd_identifier(sd_identifier))
|
|
d.addCallback(lambda _: self.lbry_file_manager.setup())
|
|
d.addCallback(lambda _: create_stream())
|
|
d.addCallback(combine_stream)
|
|
return d |