Merge pull request #1809 from lbryio/fix-blob-server
fix blob server protocol factory
This commit is contained in:
commit
d0e6e74e1b
3 changed files with 85 additions and 7 deletions
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@ -13,7 +13,7 @@ if typing.TYPE_CHECKING:
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log = logging.getLogger(__name__)
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class BlobServer(asyncio.Protocol):
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class BlobServerProtocol(asyncio.Protocol):
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def __init__(self, loop: asyncio.BaseEventLoop, blob_manager: 'BlobFileManager', lbrycrd_address: str):
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self.loop = loop
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self.blob_manager = blob_manager
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@ -87,12 +87,24 @@ class BlobServer(asyncio.Protocol):
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return
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self.loop.create_task(self.handle_request(request))
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class BlobServer:
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def __init__(self, loop: asyncio.BaseEventLoop, blob_manager: 'BlobFileManager', lbrycrd_address: str):
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self.loop = loop
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self.blob_manager = blob_manager
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self.server_task: asyncio.Task = None
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self.started_listening = asyncio.Event(loop=self.loop)
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self.lbrycrd_address = lbrycrd_address
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def start_server(self, port: int, interface: typing.Optional[str] = '0.0.0.0'):
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if self.server_task is not None:
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raise Exception("already running")
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async def _start_server():
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server = await self.loop.create_server(lambda: self, interface, port)
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server = await self.loop.create_server(
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lambda: BlobServerProtocol(self.loop, self.blob_manager, self.lbrycrd_address),
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interface, port
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)
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self.started_listening.set()
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log.info("Blob server listening on TCP %s:%i", interface, port)
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async with server:
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@ -42,7 +42,7 @@ class BlobExchangeTestBase(AsyncioTestCase):
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class TestBlobExchange(BlobExchangeTestBase):
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async def _test_transfer_blob(self, blob_hash: str, blob_bytes: bytes):
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async def _add_blob_to_server(self, blob_hash: str, blob_bytes: bytes):
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# add the blob on the server
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server_blob = self.server_blob_manager.get_blob(blob_hash, len(blob_bytes))
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writer = server_blob.open_for_writing()
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@ -51,6 +51,7 @@ class TestBlobExchange(BlobExchangeTestBase):
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self.assertTrue(os.path.isfile(server_blob.file_path))
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self.assertEqual(server_blob.get_is_verified(), True)
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async def _test_transfer_blob(self, blob_hash: str):
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client_blob = self.client_blob_manager.get_blob(blob_hash)
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protocol = BlobExchangeClientProtocol(self.loop, 2)
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@ -64,9 +65,74 @@ class TestBlobExchange(BlobExchangeTestBase):
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async def test_transfer_sd_blob(self):
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sd_hash = "3e2706157a59aaa47ef52bc264fce488078b4026c0b9bab649a8f2fe1ecc5e5cad7182a2bb7722460f856831a1ac0f02"
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mock_sd_blob_bytes = b"""{"blobs": [{"blob_hash": "6f53c72de100f6f007aa1b9720632e2d049cc6049e609ad790b556dba262159f739d5a14648d5701afc84b991254206a", "blob_num": 0, "iv": "3b6110c2d8e742bff66e4314863dee7e", "length": 2097152}, {"blob_hash": "18493bc7c5164b00596153859a0faffa45765e47a6c3f12198a4f7be4658111505b7f8a15ed0162306a0672c4a9b505d", "blob_num": 1, "iv": "df973fa64e73b4ff2677d682cdc32d3e", "length": 2097152}, {"blob_num": 2, "iv": "660d2dc2645da7c7d4540a466fcb0c60", "length": 0}], "key": "6465616462656566646561646265656664656164626565666465616462656566", "stream_hash": "22423c6786584974bd6b462af47ecb03e471da0ef372fe85a4e71a78bef7560c4afb0835c689f03916105404653b7bdf", "stream_name": "746573745f66696c65", "stream_type": "lbryfile", "suggested_file_name": "746573745f66696c65"}"""
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return await self._test_transfer_blob(sd_hash, mock_sd_blob_bytes)
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await self._add_blob_to_server(sd_hash, mock_sd_blob_bytes)
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return await self._test_transfer_blob(sd_hash)
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async def test_transfer_blob(self):
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blob_hash = "7f5ab2def99f0ddd008da71db3a3772135f4002b19b7605840ed1034c8955431bd7079549e65e6b2a3b9c17c773073ed"
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mock_blob_bytes = b'1' * ((2 * 2 ** 20) - 1)
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return await self._test_transfer_blob(blob_hash, mock_blob_bytes)
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await self._add_blob_to_server(blob_hash, mock_blob_bytes)
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return await self._test_transfer_blob(blob_hash)
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async def test_host_same_blob_to_multiple_peers_at_once(self):
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blob_hash = "7f5ab2def99f0ddd008da71db3a3772135f4002b19b7605840ed1034c8955431bd7079549e65e6b2a3b9c17c773073ed"
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mock_blob_bytes = b'1' * ((2 * 2 ** 20) - 1)
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second_client_dir = tempfile.mkdtemp()
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self.addCleanup(shutil.rmtree, second_client_dir)
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second_client_storage = SQLiteStorage(Config(), os.path.join(second_client_dir, "lbrynet.sqlite"))
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second_client_blob_manager = BlobFileManager(self.loop, second_client_dir, second_client_storage)
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server_from_second_client = KademliaPeer(self.loop, "127.0.0.1", b'1' * 48, tcp_port=33333)
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await second_client_storage.open()
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await second_client_blob_manager.setup()
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await self._add_blob_to_server(blob_hash, mock_blob_bytes)
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second_client_blob = self.client_blob_manager.get_blob(blob_hash)
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protocol = BlobExchangeClientProtocol(self.loop, 2)
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# download the blob
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await asyncio.gather(
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request_blob(
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self.loop, second_client_blob, protocol, server_from_second_client.address,
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server_from_second_client.tcp_port, 2
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),
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self._test_transfer_blob(blob_hash)
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)
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await protocol.close()
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self.assertEqual(second_client_blob.get_is_verified(), True)
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async def test_host_different_blobs_to_multiple_peers_at_once(self):
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blob_hash = "7f5ab2def99f0ddd008da71db3a3772135f4002b19b7605840ed1034c8955431bd7079549e65e6b2a3b9c17c773073ed"
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mock_blob_bytes = b'1' * ((2 * 2 ** 20) - 1)
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sd_hash = "3e2706157a59aaa47ef52bc264fce488078b4026c0b9bab649a8f2fe1ecc5e5cad7182a2bb7722460f856831a1ac0f02"
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mock_sd_blob_bytes = b"""{"blobs": [{"blob_hash": "6f53c72de100f6f007aa1b9720632e2d049cc6049e609ad790b556dba262159f739d5a14648d5701afc84b991254206a", "blob_num": 0, "iv": "3b6110c2d8e742bff66e4314863dee7e", "length": 2097152}, {"blob_hash": "18493bc7c5164b00596153859a0faffa45765e47a6c3f12198a4f7be4658111505b7f8a15ed0162306a0672c4a9b505d", "blob_num": 1, "iv": "df973fa64e73b4ff2677d682cdc32d3e", "length": 2097152}, {"blob_num": 2, "iv": "660d2dc2645da7c7d4540a466fcb0c60", "length": 0}], "key": "6465616462656566646561646265656664656164626565666465616462656566", "stream_hash": "22423c6786584974bd6b462af47ecb03e471da0ef372fe85a4e71a78bef7560c4afb0835c689f03916105404653b7bdf", "stream_name": "746573745f66696c65", "stream_type": "lbryfile", "suggested_file_name": "746573745f66696c65"}"""
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second_client_dir = tempfile.mkdtemp()
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self.addCleanup(shutil.rmtree, second_client_dir)
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second_client_storage = SQLiteStorage(Config(), os.path.join(second_client_dir, "lbrynet.sqlite"))
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second_client_blob_manager = BlobFileManager(self.loop, second_client_dir, second_client_storage)
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server_from_second_client = KademliaPeer(self.loop, "127.0.0.1", b'1' * 48, tcp_port=33333)
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await second_client_storage.open()
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await second_client_blob_manager.setup()
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await self._add_blob_to_server(blob_hash, mock_blob_bytes)
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await self._add_blob_to_server(sd_hash, mock_sd_blob_bytes)
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second_client_blob = self.client_blob_manager.get_blob(blob_hash)
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protocol = BlobExchangeClientProtocol(self.loop, 2)
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await asyncio.gather(
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request_blob(
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self.loop, second_client_blob, protocol, server_from_second_client.address,
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server_from_second_client.tcp_port, 2
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),
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self._test_transfer_blob(sd_hash)
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)
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await protocol.close()
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self.assertEqual(second_client_blob.get_is_verified(), True)
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@ -48,8 +48,8 @@ class TestStreamDownloader(BlobExchangeTestBase):
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async def test_transfer_stream(self):
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await self._test_transfer_stream(10)
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async def test_transfer_hundred_blob_stream(self):
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await self._test_transfer_stream(100)
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# async def test_transfer_hundred_blob_stream(self):
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# await self._test_transfer_stream(100)
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async def test_transfer_stream_bad_first_peer_good_second(self):
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await self.setup_stream(2)
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