lbry-sdk/lbrynet/tests/unit/database/test_SQLiteStorage.py
2018-05-11 12:17:55 -03:00

355 lines
14 KiB
Python

import os
import shutil
import tempfile
import logging
from copy import deepcopy
from twisted.internet import defer
from twisted.trial import unittest
from lbrynet import conf
from lbrynet.database.storage import SQLiteStorage, open_file_for_writing
from lbrynet.core.StreamDescriptor import StreamDescriptorIdentifier
from lbrynet.file_manager.EncryptedFileDownloader import ManagedEncryptedFileDownloader
from lbrynet.file_manager.EncryptedFileManager import EncryptedFileManager
from lbrynet.tests.util import random_lbry_hash
log = logging.getLogger()
def blob_info_dict(blob_info):
info = {
"length": blob_info.length,
"blob_num": blob_info.blob_num,
"iv": blob_info.iv
}
if blob_info.length:
info['blob_hash'] = blob_info.blob_hash
return info
fake_claim_info = {
'name': "test",
'claim_id': 'deadbeef' * 5,
'address': "bT6wc54qiUUYt34HQF9wnW8b2o2yQTXf2S",
'claim_sequence': 1,
'value': {
"version": "_0_0_1",
"claimType": "streamType",
"stream": {
"source": {
"source": 'deadbeef' * 12,
"version": "_0_0_1",
"contentType": "video/mp4",
"sourceType": "lbry_sd_hash"
},
"version": "_0_0_1",
"metadata": {
"license": "LBRY inc",
"description": "What is LBRY? An introduction with Alex Tabarrok",
"language": "en",
"title": "What is LBRY?",
"author": "Samuel Bryan",
"version": "_0_1_0",
"nsfw": False,
"licenseUrl": "",
"preview": "",
"thumbnail": "https://s3.amazonaws.com/files.lbry.io/logo.png"
}
}
},
'height': 10000,
'amount': 1.0,
'effective_amount': 1.0,
'nout': 0,
'txid': "deadbeef" * 8,
'supports': [],
'channel_claim_id': None,
'channel_name': None
}
class FakeAnnouncer(object):
def __init__(self):
self._queue_size = 0
def hash_queue_size(self):
return self._queue_size
class MocSession(object):
def __init__(self, storage):
self.storage = storage
class StorageTest(unittest.TestCase):
maxDiff = 5000
@defer.inlineCallbacks
def setUp(self):
conf.initialize_settings(False)
self.db_dir = tempfile.mkdtemp()
self.storage = SQLiteStorage(self.db_dir)
yield self.storage.setup()
@defer.inlineCallbacks
def tearDown(self):
yield self.storage.stop()
shutil.rmtree(self.db_dir)
@defer.inlineCallbacks
def store_fake_blob(self, blob_hash, blob_length=100, next_announce=0, should_announce=0):
yield self.storage.add_completed_blob(blob_hash, blob_length, next_announce,
should_announce)
yield self.storage.set_blob_status(blob_hash, "finished")
@defer.inlineCallbacks
def store_fake_stream_blob(self, stream_hash, blob_hash, blob_num, length=100, iv="DEADBEEF"):
blob_info = {
'blob_hash': blob_hash, 'blob_num': blob_num, 'iv': iv
}
if length:
blob_info['length'] = length
yield self.storage.add_blobs_to_stream(stream_hash, [blob_info])
@defer.inlineCallbacks
def store_fake_stream(self, stream_hash, sd_hash, file_name="fake_file", key="DEADBEEF",
blobs=[]):
yield self.storage.store_stream(stream_hash, sd_hash, file_name, key,
file_name, blobs)
@defer.inlineCallbacks
def make_and_store_fake_stream(self, blob_count=2, stream_hash=None, sd_hash=None):
stream_hash = stream_hash or random_lbry_hash()
sd_hash = sd_hash or random_lbry_hash()
blobs = {
i + 1: random_lbry_hash() for i in range(blob_count)
}
yield self.store_fake_blob(sd_hash)
for blob in blobs.itervalues():
yield self.store_fake_blob(blob)
yield self.store_fake_stream(stream_hash, sd_hash)
for pos, blob in sorted(blobs.iteritems(), key=lambda x: x[0]):
yield self.store_fake_stream_blob(stream_hash, blob, pos)
class TestSetup(StorageTest):
@defer.inlineCallbacks
def test_setup(self):
files = yield self.storage.get_all_lbry_files()
self.assertEqual(len(files), 0)
blobs = yield self.storage.get_all_blob_hashes()
self.assertEqual(len(blobs), 0)
class BlobStorageTests(StorageTest):
@defer.inlineCallbacks
def test_store_blob(self):
blob_hash = random_lbry_hash()
yield self.store_fake_blob(blob_hash)
blob_hashes = yield self.storage.get_all_blob_hashes()
self.assertEqual(blob_hashes, [blob_hash])
@defer.inlineCallbacks
def test_delete_blob(self):
blob_hash = random_lbry_hash()
yield self.store_fake_blob(blob_hash)
blob_hashes = yield self.storage.get_all_blob_hashes()
self.assertEqual(blob_hashes, [blob_hash])
yield self.storage.delete_blobs_from_db(blob_hashes)
blob_hashes = yield self.storage.get_all_blob_hashes()
self.assertEqual(blob_hashes, [])
class SupportsStorageTests(StorageTest):
@defer.inlineCallbacks
def test_supports_storage(self):
claim_ids = [random_lbry_hash() for _ in range(10)]
random_supports = [{"txid": random_lbry_hash(), "nout":i, "address": "addr{}".format(i), "amount": i}
for i in range(20)]
expected_supports = {}
for idx, claim_id in enumerate(claim_ids):
yield self.storage.save_supports(claim_id, random_supports[idx*2:idx*2+2])
for random_support in random_supports[idx*2:idx*2+2]:
random_support['claim_id'] = claim_id
expected_supports.setdefault(claim_id, []).append(random_support)
supports = yield self.storage.get_supports(claim_ids[0])
self.assertEqual(supports, expected_supports[claim_ids[0]])
all_supports = yield self.storage.get_supports(*claim_ids)
for support in all_supports:
self.assertIn(support, expected_supports[support['claim_id']])
class StreamStorageTests(StorageTest):
@defer.inlineCallbacks
def test_store_stream(self, stream_hash=None):
stream_hash = stream_hash or random_lbry_hash()
sd_hash = random_lbry_hash()
blob1 = random_lbry_hash()
blob2 = random_lbry_hash()
yield self.store_fake_blob(sd_hash)
yield self.store_fake_blob(blob1)
yield self.store_fake_blob(blob2)
yield self.store_fake_stream(stream_hash, sd_hash)
yield self.store_fake_stream_blob(stream_hash, blob1, 1)
yield self.store_fake_stream_blob(stream_hash, blob2, 2)
stream_blobs = yield self.storage.get_blobs_for_stream(stream_hash)
stream_blob_hashes = [b.blob_hash for b in stream_blobs]
self.assertListEqual(stream_blob_hashes, [blob1, blob2])
blob_hashes = yield self.storage.get_all_blob_hashes()
self.assertSetEqual(set(blob_hashes), {sd_hash, blob1, blob2})
stream_blobs = yield self.storage.get_blobs_for_stream(stream_hash)
stream_blob_hashes = [b.blob_hash for b in stream_blobs]
self.assertListEqual(stream_blob_hashes, [blob1, blob2])
yield self.storage.set_should_announce(sd_hash, 1, 1)
yield self.storage.set_should_announce(blob1, 1, 1)
should_announce_count = yield self.storage.count_should_announce_blobs()
self.assertEqual(should_announce_count, 2)
should_announce_hashes = yield self.storage.get_blobs_to_announce()
self.assertSetEqual(set(should_announce_hashes), {sd_hash, blob1})
stream_hashes = yield self.storage.get_all_streams()
self.assertListEqual(stream_hashes, [stream_hash])
@defer.inlineCallbacks
def test_delete_stream(self):
stream_hash = random_lbry_hash()
yield self.test_store_stream(stream_hash)
yield self.storage.delete_stream(stream_hash)
stream_hashes = yield self.storage.get_all_streams()
self.assertListEqual(stream_hashes, [])
stream_blobs = yield self.storage.get_blobs_for_stream(stream_hash)
self.assertListEqual(stream_blobs, [])
blob_hashes = yield self.storage.get_all_blob_hashes()
self.assertListEqual(blob_hashes, [])
class FileStorageTests(StorageTest):
@defer.inlineCallbacks
def test_setup_output(self):
file_name = 'encrypted_file_saver_test.tmp'
self.assertFalse(os.path.isfile(file_name))
written_to = yield open_file_for_writing(self.db_dir, file_name)
self.assertTrue(written_to == file_name)
self.assertTrue(os.path.isfile(os.path.join(self.db_dir, file_name)))
@defer.inlineCallbacks
def test_store_file(self):
session = MocSession(self.storage)
session.db_dir = self.db_dir
sd_identifier = StreamDescriptorIdentifier()
download_directory = self.db_dir
manager = EncryptedFileManager(session, sd_identifier)
out = yield manager.session.storage.get_all_lbry_files()
self.assertEqual(len(out), 0)
stream_hash = random_lbry_hash()
sd_hash = random_lbry_hash()
blob1 = random_lbry_hash()
blob2 = random_lbry_hash()
yield self.store_fake_blob(sd_hash)
yield self.store_fake_blob(blob1)
yield self.store_fake_blob(blob2)
yield self.store_fake_stream(stream_hash, sd_hash)
yield self.store_fake_stream_blob(stream_hash, blob1, 1)
yield self.store_fake_stream_blob(stream_hash, blob2, 2)
blob_data_rate = 0
file_name = "test file"
out = yield manager.session.storage.save_published_file(
stream_hash, file_name, download_directory, blob_data_rate
)
rowid = yield manager.session.storage.get_rowid_for_stream_hash(stream_hash)
self.assertEqual(out, rowid)
files = yield manager.session.storage.get_all_lbry_files()
self.assertEqual(1, len(files))
status = yield manager.session.storage.get_lbry_file_status(rowid)
self.assertEqual(status, ManagedEncryptedFileDownloader.STATUS_STOPPED)
running = ManagedEncryptedFileDownloader.STATUS_RUNNING
yield manager.session.storage.change_file_status(rowid, running)
status = yield manager.session.storage.get_lbry_file_status(rowid)
self.assertEqual(status, ManagedEncryptedFileDownloader.STATUS_RUNNING)
class ContentClaimStorageTests(StorageTest):
@defer.inlineCallbacks
def test_store_content_claim(self):
session = MocSession(self.storage)
session.db_dir = self.db_dir
sd_identifier = StreamDescriptorIdentifier()
download_directory = self.db_dir
manager = EncryptedFileManager(session, sd_identifier)
out = yield manager.session.storage.get_all_lbry_files()
self.assertEqual(len(out), 0)
stream_hash = random_lbry_hash()
sd_hash = fake_claim_info['value']['stream']['source']['source']
# test that we can associate a content claim to a file
# use the generated sd hash in the fake claim
fake_outpoint = "%s:%i" % (fake_claim_info['txid'], fake_claim_info['nout'])
yield self.make_and_store_fake_stream(blob_count=2, stream_hash=stream_hash, sd_hash=sd_hash)
blob_data_rate = 0
file_name = "test file"
yield manager.session.storage.save_published_file(
stream_hash, file_name, download_directory, blob_data_rate
)
yield self.storage.save_claim(fake_claim_info)
yield self.storage.save_content_claim(stream_hash, fake_outpoint)
stored_content_claim = yield self.storage.get_content_claim(stream_hash)
self.assertDictEqual(stored_content_claim, fake_claim_info)
stream_hashes = yield self.storage.get_old_stream_hashes_for_claim_id(fake_claim_info['claim_id'],
stream_hash)
self.assertListEqual(stream_hashes, [])
# test that we can't associate a claim update with a new stream to the file
second_stream_hash, second_sd_hash = random_lbry_hash(), random_lbry_hash()
yield self.make_and_store_fake_stream(blob_count=2, stream_hash=second_stream_hash, sd_hash=second_sd_hash)
try:
yield self.storage.save_content_claim(second_stream_hash, fake_outpoint)
raise Exception("test failed")
except Exception as err:
self.assertTrue(err.message == "stream mismatch")
# test that we can associate a new claim update containing the same stream to the file
update_info = deepcopy(fake_claim_info)
update_info['txid'] = "beef0000" * 12
update_info['nout'] = 0
second_outpoint = "%s:%i" % (update_info['txid'], update_info['nout'])
yield self.storage.save_claim(update_info)
yield self.storage.save_content_claim(stream_hash, second_outpoint)
update_info_result = yield self.storage.get_content_claim(stream_hash)
self.assertDictEqual(update_info_result, update_info)
# test that we can't associate an update with a mismatching claim id
invalid_update_info = deepcopy(fake_claim_info)
invalid_update_info['txid'] = "beef0001" * 12
invalid_update_info['nout'] = 0
invalid_update_info['claim_id'] = "beef0002" * 5
invalid_update_outpoint = "%s:%i" % (invalid_update_info['txid'], invalid_update_info['nout'])
yield self.storage.save_claim(invalid_update_info)
try:
yield self.storage.save_content_claim(stream_hash, invalid_update_outpoint)
raise Exception("test failed")
except Exception as err:
self.assertTrue(err.message == "invalid stream update")
current_claim_info = yield self.storage.get_content_claim(stream_hash)
# this should still be the previous update
self.assertDictEqual(current_claim_info, update_info)