78 lines
2.9 KiB
Python
78 lines
2.9 KiB
Python
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import os
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import asyncio
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import tempfile
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import shutil
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import json
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from torba.testcase import AsyncioTestCase
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from lbrynet.conf import Config
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from lbrynet.error import InvalidStreamDescriptorError
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from lbrynet.extras.daemon.storage import SQLiteStorage
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from lbrynet.blob.blob_manager import BlobFileManager
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from lbrynet.stream.descriptor import StreamDescriptor
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class TestStreamDescriptor(AsyncioTestCase):
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async def asyncSetUp(self):
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self.loop = asyncio.get_event_loop()
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self.key = b'deadbeef' * 4
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self.cleartext = os.urandom(20000000)
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self.tmp_dir = tempfile.mkdtemp()
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self.addCleanup(lambda: shutil.rmtree(self.tmp_dir))
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self.storage = SQLiteStorage(Config(), ":memory:")
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await self.storage.open()
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self.blob_manager = BlobFileManager(self.loop, self.tmp_dir, self.storage)
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self.file_path = os.path.join(self.tmp_dir, "test_file")
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with open(self.file_path, 'wb') as f:
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f.write(self.cleartext)
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self.descriptor = await StreamDescriptor.create_stream(self.loop, self.tmp_dir, self.file_path, key=self.key)
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self.sd_hash = self.descriptor.calculate_sd_hash()
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self.sd_dict = json.loads(self.descriptor.as_json())
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def _write_sd(self):
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with open(os.path.join(self.tmp_dir, self.sd_hash), 'wb') as f:
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f.write(json.dumps(self.sd_dict, sort_keys=True).encode())
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async def _test_invalid_sd(self):
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self._write_sd()
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with self.assertRaises(InvalidStreamDescriptorError):
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await self.blob_manager.get_stream_descriptor(self.sd_hash)
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async def test_load_sd_blob(self):
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self._write_sd()
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descriptor = await self.blob_manager.get_stream_descriptor(self.sd_hash)
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self.assertEqual(descriptor.calculate_sd_hash(), self.sd_hash)
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async def test_missing_terminator(self):
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self.sd_dict['blobs'].pop()
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await self._test_invalid_sd()
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async def test_terminator_not_at_end(self):
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terminator = self.sd_dict['blobs'].pop()
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self.sd_dict['blobs'] = [terminator] + self.sd_dict['blobs']
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await self._test_invalid_sd()
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async def test_terminator_has_blob_hash(self):
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self.sd_dict['blobs'][-1]['blob_hash'] = '1' * 96
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await self._test_invalid_sd()
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async def test_blob_order(self):
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terminator = self.sd_dict['blobs'].pop()
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self.sd_dict['blobs'].reverse()
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self.sd_dict['blobs'].append(terminator)
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await self._test_invalid_sd()
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async def test_skip_blobs(self):
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self.sd_dict['blobs'][-2]['blob_num'] = self.sd_dict['blobs'][-2]['blob_num'] + 1
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await self._test_invalid_sd()
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async def test_invalid_stream_hash(self):
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self.sd_dict['blobs'][-2]['blob_hash'] = '1' * 96
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await self._test_invalid_sd()
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async def test_zero_length_blob(self):
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self.sd_dict['blobs'][-2]['length'] = 0
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await self._test_invalid_sd()
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