197 lines
7 KiB
Python
197 lines
7 KiB
Python
import os
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import shutil
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from twisted.internet import defer, threads, error
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from twisted.trial import unittest
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from lbrynet import conf
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from lbrynet import lbryfile
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from lbrynet import reflector
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from lbrynet.core import BlobManager
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from lbrynet.core import PeerManager
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from lbrynet.core import RateLimiter
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from lbrynet.core import Session
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from lbrynet.core import StreamDescriptor
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from lbrynet.dht.node import Node
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from lbrynet.lbryfile import EncryptedFileMetadataManager
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from lbrynet.lbryfile.client import EncryptedFileOptions
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from lbrynet.lbryfilemanager import EncryptedFileCreator
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from lbrynet.lbryfilemanager import EncryptedFileManager
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from tests import mocks
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class TestReflector(unittest.TestCase):
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def setUp(self):
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self.session = None
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self.stream_info_manager = None
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self.lbry_file_manager = None
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self.server_blob_manager = None
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self.reflector_port = None
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self.addCleanup(self.take_down_env)
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def take_down_env(self):
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d = defer.succeed(True)
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if self.lbry_file_manager is not None:
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d.addCallback(lambda _: self.lbry_file_manager.stop())
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if self.session is not None:
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d.addCallback(lambda _: self.session.shut_down())
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if self.stream_info_manager is not None:
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d.addCallback(lambda _: self.stream_info_manager.stop())
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if self.server_blob_manager is not None:
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d.addCallback(lambda _: self.server_blob_manager.stop())
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if self.reflector_port is not None:
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d.addCallback(lambda _: self.reflector_port.stopListening())
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def delete_test_env():
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try:
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shutil.rmtree('client')
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except:
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raise unittest.SkipTest("TODO: fix this for windows")
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d.addCallback(lambda _: threads.deferToThread(delete_test_env))
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d.addErrback(lambda err: str(err))
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return d
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def test_reflector(self):
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wallet = mocks.Wallet()
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peer_manager = PeerManager.PeerManager()
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peer_finder = mocks.PeerFinder(5553, peer_manager, 2)
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hash_announcer = mocks.Announcer()
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rate_limiter = RateLimiter.DummyRateLimiter()
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sd_identifier = StreamDescriptor.StreamDescriptorIdentifier()
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self.expected_blobs = [
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(
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'dc4708f76a5e7af0f1cae0ee96b824e2ed9250c9346c093b'
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'441f0a20d3607c17948b6fcfb4bc62020fe5286693d08586',
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2097152
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),
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(
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'f4067522c1b49432a2a679512e3917144317caa1abba0c04'
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'1e0cd2cf9f635d4cf127ce1824fa04189b63916174951f70',
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2097152
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),
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(
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'305486c434260484fcb2968ce0e963b72f81ba56c11b08b1'
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'af0789b55b44d78422600f9a38e3cf4f2e9569897e5646a9',
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1015056
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),
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]
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db_dir = "client"
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os.mkdir(db_dir)
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self.session = Session.Session(
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conf.MIN_BLOB_DATA_PAYMENT_RATE,
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db_dir=db_dir,
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lbryid="abcd",
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peer_finder=peer_finder,
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hash_announcer=hash_announcer,
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blob_dir=None,
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peer_port=5553,
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use_upnp=False,
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rate_limiter=rate_limiter,
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wallet=wallet,
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blob_tracker_class=mocks.BlobAvailabilityTracker,
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dht_node_class=Node
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)
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self.stream_info_manager = EncryptedFileMetadataManager.TempEncryptedFileMetadataManager()
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self.lbry_file_manager = EncryptedFileManager.EncryptedFileManager(
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self.session, self.stream_info_manager, sd_identifier)
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self.server_blob_manager = BlobManager.TempBlobManager(hash_announcer)
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d = self.session.setup()
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d.addCallback(lambda _: self.stream_info_manager.setup())
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d.addCallback(lambda _: EncryptedFileOptions.add_lbry_file_to_sd_identifier(sd_identifier))
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d.addCallback(lambda _: self.lbry_file_manager.setup())
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d.addCallback(lambda _: self.server_blob_manager.setup())
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def verify_equal(sd_info):
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self.assertEqual(mocks.create_stream_sd_file, sd_info)
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def save_sd_blob_hash(sd_hash):
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self.expected_blobs.append((sd_hash, 923))
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def verify_stream_descriptor_file(stream_hash):
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d = lbryfile.get_sd_info(self.lbry_file_manager.stream_info_manager, stream_hash, True)
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d.addCallback(verify_equal)
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d.addCallback(
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lambda _: lbryfile.publish_sd_blob(
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self.lbry_file_manager.stream_info_manager,
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self.session.blob_manager, stream_hash
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)
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)
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d.addCallback(save_sd_blob_hash)
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d.addCallback(lambda _: stream_hash)
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return d
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def create_stream():
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test_file = mocks.GenFile(5209343, b''.join([chr(i + 3) for i in xrange(0, 64, 6)]))
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d = EncryptedFileCreator.create_lbry_file(
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self.session,
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self.lbry_file_manager,
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"test_file",
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test_file,
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key="0123456701234567",
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iv_generator=iv_generator()
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)
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return d
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def start_server():
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server_factory = reflector.ServerFactory(peer_manager, self.server_blob_manager)
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from twisted.internet import reactor
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port = 8943
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while self.reflector_port is None:
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try:
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self.reflector_port = reactor.listenTCP(port, server_factory)
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except error.CannotListenError:
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port += 1
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return defer.succeed(port)
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def send_to_server(port, stream_hash):
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factory = reflector.ClientFactory(
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self.session.blob_manager,
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self.stream_info_manager,
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stream_hash
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)
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from twisted.internet import reactor
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reactor.connectTCP('localhost', port, factory)
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return factory.finished_deferred
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def verify_blob_completed(blob, blob_size):
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self.assertTrue(blob.is_validated())
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self.assertEqual(blob_size, blob.length)
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def verify_have_blob(blob_hash, blob_size):
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d = self.server_blob_manager.get_blob(blob_hash, True)
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d.addCallback(lambda blob: verify_blob_completed(blob, blob_size))
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return d
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def verify_data_on_reflector():
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check_blob_ds = []
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for blob_hash, blob_size in self.expected_blobs:
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check_blob_ds.append(verify_have_blob(blob_hash, blob_size))
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return defer.DeferredList(check_blob_ds)
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def upload_to_reflector(stream_hash):
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d = start_server()
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d.addCallback(lambda port: send_to_server(port, stream_hash))
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d.addCallback(lambda _: verify_data_on_reflector())
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return d
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d.addCallback(lambda _: create_stream())
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d.addCallback(verify_stream_descriptor_file)
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d.addCallback(upload_to_reflector)
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return d
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def iv_generator():
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iv = 0
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while True:
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iv += 1
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yield "%016d" % iv
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