354 lines
15 KiB
Python
354 lines
15 KiB
Python
import os
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from hashlib import md5
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from twisted.internet import defer, reactor
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from twisted.trial import unittest
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from lbrynet import conf
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from lbrynet.p2p.server.BlobAvailabilityHandler import BlobAvailabilityHandlerFactory
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from lbrynet.p2p.StreamDescriptor import StreamDescriptorIdentifier
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from lbrynet.p2p.StreamDescriptor import download_sd_blob
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from lbrynet.p2p.PaymentRateManager import OnlyFreePaymentsManager
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from lbrynet.p2p.BlobManager import DiskBlobManager
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from lbrynet.extras.daemon.PeerManager import PeerManager
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from lbrynet.p2p.RateLimiter import RateLimiter
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from lbrynet.p2p.server.BlobRequestHandler import BlobRequestHandlerFactory
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from lbrynet.p2p.server.ServerProtocol import ServerProtocolFactory
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from lbrynet.extras.daemon.storage import SQLiteStorage
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from lbrynet.blob.EncryptedFileCreator import create_lbry_file
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from lbrynet.blob.EncryptedFileManager import EncryptedFileManager
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from lbrynet.blob.client.EncryptedFileOptions import add_lbry_file_to_sd_identifier
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from tests import mocks
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from tests.test_utils import mk_db_and_blob_dir, rm_db_and_blob_dir
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FakeNode = mocks.Node
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FakeWallet = mocks.Wallet
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FakePeerFinder = mocks.PeerFinder
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FakeAnnouncer = mocks.Announcer
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GenFile = mocks.GenFile
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test_create_stream_sd_file = mocks.create_stream_sd_file
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DummyBlobAvailabilityTracker = mocks.BlobAvailabilityTracker
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def init_conf_windows(settings={}):
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"""
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There is no fork on windows, so imports
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are freshly initialized in new processes.
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So conf needs to be initialized for new processes
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"""
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if os.name == 'nt':
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original_settings = conf.settings
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conf.settings = conf.Config(conf.FIXED_SETTINGS, conf.ADJUSTABLE_SETTINGS)
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conf.settings.installation_id = conf.settings.get_installation_id()
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conf.settings.update(settings)
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class LbryUploader:
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def __init__(self, file_size, ul_rate_limit=None):
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self.file_size = file_size
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self.ul_rate_limit = ul_rate_limit
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self.kill_check = None
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# these attributes get defined in `start`
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self.db_dir = None
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self.blob_dir = None
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self.wallet = None
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self.peer_manager = None
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self.rate_limiter = None
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self.prm = None
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self.storage = None
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self.blob_manager = None
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self.lbry_file_manager = None
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self.server_port = None
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@defer.inlineCallbacks
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def setup(self):
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init_conf_windows()
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self.db_dir, self.blob_dir = mk_db_and_blob_dir()
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self.wallet = FakeWallet()
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self.peer_manager = PeerManager()
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self.rate_limiter = RateLimiter()
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if self.ul_rate_limit is not None:
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self.rate_limiter.set_ul_limit(self.ul_rate_limit)
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self.prm = OnlyFreePaymentsManager()
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self.storage = SQLiteStorage(self.db_dir)
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self.blob_manager = DiskBlobManager(self.blob_dir, self.storage)
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self.lbry_file_manager = EncryptedFileManager(FakePeerFinder(5553, self.peer_manager, 1), self.rate_limiter,
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self.blob_manager, self.wallet, self.prm, self.storage,
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StreamDescriptorIdentifier())
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yield self.storage.setup()
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yield self.blob_manager.setup()
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yield self.lbry_file_manager.setup()
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query_handler_factories = {
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1: BlobAvailabilityHandlerFactory(self.blob_manager),
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2: BlobRequestHandlerFactory(
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self.blob_manager, self.wallet,
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self.prm,
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None),
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3: self.wallet.get_wallet_info_query_handler_factory(),
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}
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server_factory = ServerProtocolFactory(self.rate_limiter,
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query_handler_factories,
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self.peer_manager)
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self.server_port = reactor.listenTCP(5553, server_factory, interface="localhost")
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test_file = GenFile(self.file_size, bytes(i for i in range(0, 64, 6)))
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lbry_file = yield create_lbry_file(self.blob_manager, self.storage, self.prm, self.lbry_file_manager,
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"test_file", test_file)
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defer.returnValue(lbry_file.sd_hash)
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@defer.inlineCallbacks
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def stop(self):
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lbry_files = self.lbry_file_manager.lbry_files
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for lbry_file in lbry_files:
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yield self.lbry_file_manager.delete_lbry_file(lbry_file)
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yield self.lbry_file_manager.stop()
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yield self.blob_manager.stop()
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yield self.storage.stop()
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self.server_port.stopListening()
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rm_db_and_blob_dir(self.db_dir, self.blob_dir)
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if os.path.exists("test_file"):
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os.remove("test_file")
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class TestTransfer(unittest.TestCase):
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@defer.inlineCallbacks
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def setUp(self):
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mocks.mock_conf_settings(self)
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self.db_dir, self.blob_dir = mk_db_and_blob_dir()
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self.wallet = FakeWallet()
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self.peer_manager = PeerManager()
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self.peer_finder = FakePeerFinder(5553, self.peer_manager, 1)
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self.rate_limiter = RateLimiter()
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self.prm = OnlyFreePaymentsManager()
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self.storage = SQLiteStorage(self.db_dir)
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self.blob_manager = DiskBlobManager(self.blob_dir, self.storage)
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self.sd_identifier = StreamDescriptorIdentifier()
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self.lbry_file_manager = EncryptedFileManager(self.peer_finder, self.rate_limiter,
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self.blob_manager, self.wallet, self.prm, self.storage,
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self.sd_identifier)
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self.uploader = LbryUploader(5209343)
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self.sd_hash = yield self.uploader.setup()
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yield self.storage.setup()
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yield self.blob_manager.setup()
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yield self.lbry_file_manager.setup()
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yield add_lbry_file_to_sd_identifier(self.sd_identifier)
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@defer.inlineCallbacks
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def tearDown(self):
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yield self.uploader.stop()
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lbry_files = self.lbry_file_manager.lbry_files
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for lbry_file in lbry_files:
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yield self.lbry_file_manager.delete_lbry_file(lbry_file)
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yield self.lbry_file_manager.stop()
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yield self.blob_manager.stop()
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yield self.storage.stop()
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rm_db_and_blob_dir(self.db_dir, self.blob_dir)
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if os.path.exists("test_file"):
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os.remove("test_file")
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@defer.inlineCallbacks
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def test_lbry_transfer(self):
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sd_blob = yield download_sd_blob(
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self.sd_hash, self.blob_manager, self.peer_finder, self.rate_limiter, self.prm, self.wallet
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)
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metadata = yield self.sd_identifier.get_metadata_for_sd_blob(sd_blob)
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downloader = yield metadata.factories[0].make_downloader(
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metadata, self.prm.min_blob_data_payment_rate, self.prm, self.db_dir, download_mirrors=None
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)
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yield downloader.start()
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with open(os.path.join(self.db_dir, 'test_file'), 'rb') as f:
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hashsum = md5()
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hashsum.update(f.read())
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self.assertEqual(hashsum.hexdigest(), "4ca2aafb4101c1e42235aad24fbb83be")
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# TODO: update these
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# def test_last_blob_retrieval(self):
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# kill_event = Event()
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# dead_event_1 = Event()
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# blob_hash_queue_1 = Queue()
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# blob_hash_queue_2 = Queue()
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# fast_uploader = Process(target=start_blob_uploader,
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# args=(blob_hash_queue_1, kill_event, dead_event_1, False))
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# fast_uploader.start()
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# self.server_processes.append(fast_uploader)
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# dead_event_2 = Event()
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# slow_uploader = Process(target=start_blob_uploader,
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# args=(blob_hash_queue_2, kill_event, dead_event_2, True))
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# slow_uploader.start()
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# self.server_processes.append(slow_uploader)
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#
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# logging.debug("Testing transfer")
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#
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# wallet = FakeWallet()
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# peer_manager = PeerManager()
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# peer_finder = FakePeerFinder(5553, peer_manager, 2)
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# hash_announcer = FakeAnnouncer()
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# rate_limiter = DummyRateLimiter()
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# dht_node = FakeNode(peer_finder=peer_finder, peer_manager=peer_manager, udpPort=4445, peerPort=5553,
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# node_id="abcd", externalIP="127.0.0.1")
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#
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# db_dir, blob_dir = mk_db_and_blob_dir()
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# self.session = Session(
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# conf.ADJUSTABLE_SETTINGS['data_rate'][1], db_dir=db_dir, node_id="abcd",
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# peer_finder=peer_finder, hash_announcer=hash_announcer,
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# blob_dir=blob_dir, peer_port=5553, dht_node_port=4445,
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# rate_limiter=rate_limiter, wallet=wallet,
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# dht_node=dht_node, external_ip="127.0.0.1")
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#
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# d1 = self.wait_for_hash_from_queue(blob_hash_queue_1)
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# d2 = self.wait_for_hash_from_queue(blob_hash_queue_2)
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# d = defer.DeferredList([d1, d2], fireOnOneErrback=True)
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#
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# def get_blob_hash(results):
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# self.assertEqual(results[0][1], results[1][1])
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# return results[0][1]
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#
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# d.addCallback(get_blob_hash)
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#
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# def download_blob(blob_hash):
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# prm = self.session.payment_rate_manager
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# downloader = StandaloneBlobDownloader(
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# blob_hash, self.session.blob_manager, peer_finder, rate_limiter, prm, wallet)
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# d = downloader.download()
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# return d
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#
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# def start_transfer(blob_hash):
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#
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# logging.debug("Starting the transfer")
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#
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# d = self.session.setup()
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# d.addCallback(lambda _: download_blob(blob_hash))
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#
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# return d
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#
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# d.addCallback(start_transfer)
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#
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# def stop(arg):
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# if isinstance(arg, Failure):
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# logging.debug("Client is stopping due to an error. Error: %s", arg.getTraceback())
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# else:
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# logging.debug("Client is stopping normally.")
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# kill_event.set()
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# logging.debug("Set the kill event")
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# d1 = self.wait_for_event(dead_event_1, 15)
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# d2 = self.wait_for_event(dead_event_2, 15)
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# dl = defer.DeferredList([d1, d2])
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#
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# def print_shutting_down():
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# logging.info("Client is shutting down")
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#
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# dl.addCallback(lambda _: print_shutting_down())
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# dl.addCallback(lambda _: rm_db_and_blob_dir(db_dir, blob_dir))
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# dl.addCallback(lambda _: arg)
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# return dl
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#
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# d.addBoth(stop)
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# return d
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#
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# def test_double_download(self):
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# sd_hash_queue = Queue()
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# kill_event = Event()
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# dead_event = Event()
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# lbry_uploader = LbryUploader(sd_hash_queue, kill_event, dead_event, 5209343)
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# uploader = Process(target=lbry_uploader.start)
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# uploader.start()
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# self.server_processes.append(uploader)
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#
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# logging.debug("Testing double download")
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#
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# wallet = FakeWallet()
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# peer_manager = PeerManager()
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# peer_finder = FakePeerFinder(5553, peer_manager, 1)
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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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# dht_node = FakeNode(peer_finder=peer_finder, peer_manager=peer_manager, udpPort=4445, peerPort=5553,
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# node_id="abcd", externalIP="127.0.0.1")
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#
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# downloaders = []
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#
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# db_dir, blob_dir = mk_db_and_blob_dir()
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# self.session = Session(conf.ADJUSTABLE_SETTINGS['data_rate'][1], db_dir=db_dir,
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# node_id="abcd", peer_finder=peer_finder, dht_node_port=4445,
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# hash_announcer=hash_announcer, blob_dir=blob_dir, peer_port=5553,
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# rate_limiter=rate_limiter, wallet=wallet,
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# external_ip="127.0.0.1", dht_node=dht_node)
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#
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# self.lbry_file_manager = EncryptedFileManager(self.session, sd_identifier)
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#
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# @defer.inlineCallbacks
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# def make_downloader(metadata, prm):
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# factories = metadata.factories
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# downloader = yield factories[0].make_downloader(metadata, prm.min_blob_data_payment_rate, prm, db_dir)
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# defer.returnValue(downloader)
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#
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# @defer.inlineCallbacks
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# def download_file(sd_hash):
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# prm = self.session.payment_rate_manager
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# sd_blob = yield download_sd_blob(self.session, sd_hash, prm)
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# metadata = yield sd_identifier.get_metadata_for_sd_blob(sd_blob)
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# downloader = yield make_downloader(metadata, prm)
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# downloaders.append(downloader)
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# yield downloader.start()
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# defer.returnValue(downloader)
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#
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# def check_md5_sum():
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# f = open(os.path.join(db_dir, 'test_file'))
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# hashsum = md5()
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# hashsum.update(f.read())
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# self.assertEqual(hashsum.hexdigest(), "4ca2aafb4101c1e42235aad24fbb83be")
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#
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# def delete_lbry_file(downloader):
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# logging.debug("deleting the file")
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# return self.lbry_file_manager.delete_lbry_file(downloader)
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#
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# def check_lbry_file(downloader):
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# d = downloader.status()
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#
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# def check_status_report(status_report):
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# self.assertEqual(status_report.num_known, status_report.num_completed)
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# self.assertEqual(status_report.num_known, 3)
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#
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# d.addCallback(check_status_report)
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# return d
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#
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# @defer.inlineCallbacks
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# def start_transfer(sd_hash):
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# # download a file, delete it, and download it again
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#
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# logging.debug("Starting the transfer")
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# yield self.session.setup()
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# yield add_lbry_file_to_sd_identifier(sd_identifier)
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# yield self.lbry_file_manager.setup()
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# downloader = yield download_file(sd_hash)
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# yield check_md5_sum()
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# yield check_lbry_file(downloader)
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# yield delete_lbry_file(downloader)
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# downloader = yield download_file(sd_hash)
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# yield check_lbry_file(downloader)
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# yield check_md5_sum()
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# yield delete_lbry_file(downloader)
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#
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# def stop(arg):
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# if isinstance(arg, Failure):
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# logging.debug("Client is stopping due to an error. Error: %s", arg.getTraceback())
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# else:
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# logging.debug("Client is stopping normally.")
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# kill_event.set()
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# logging.debug("Set the kill event")
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# d = self.wait_for_event(dead_event, 15)
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#
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# def print_shutting_down():
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# logging.info("Client is shutting down")
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#
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# d.addCallback(lambda _: print_shutting_down())
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# d.addCallback(lambda _: rm_db_and_blob_dir(db_dir, blob_dir))
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# d.addCallback(lambda _: arg)
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# return d
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#
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# d = self.wait_for_hash_from_queue(sd_hash_queue)
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# d.addCallback(start_transfer)
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# d.addBoth(stop)
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# return d
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