def setUp(self):
conf.initialize_settings()
self.blob_dir = tempfile.mkdtemp()
self.db_dir = tempfile.mkdtemp()
hash_announcer = DummyHashAnnouncer()
self.bm = DiskBlobManager(hash_announcer, self.blob_dir, self.db_dir)
self.peer = Peer('somehost', 22)
def setup(self):
"""Create the blob directory and database if necessary, start all desired services"""
log.debug("Setting up the lbry session")
if self.lbryid is None:
self.lbryid = generate_id()
if self.wallet is None:
self.wallet = PTCWallet(self.db_dir)
if self.peer_manager is None:
self.peer_manager = PeerManager()
if self.use_upnp is True:
d = self._try_upnp()
else:
d = defer.succeed(True)
if self.peer_finder is None:
d.addCallback(lambda _: self._setup_dht())
else:
if self.hash_announcer is None and self.peer_port is not None:
log.warning(
"The server has no way to advertise its available blobs.")
self.hash_announcer = DummyHashAnnouncer()
d.addCallback(lambda _: self._setup_other_components())
return d
def encrypt_blob(filename, key, iv):
dummy_announcer = DummyHashAnnouncer()
manager = DiskBlobManager(dummy_announcer, '.', '.')
yield manager.setup()
creator = CryptStreamCreator(manager, filename, key, iv_generator(iv))
with open(filename, 'r') as infile:
producer = FileBodyProducer(infile, readSize=2**22)
yield producer.startProducing(creator)
yield creator.stop()
def download_it(peer, timeout, blob_hash):
tmp_dir = yield threads.deferToThread(tempfile.mkdtemp)
announcer = DummyHashAnnouncer()
tmp_blob_manager = DiskBlobManager(announcer, tmp_dir, tmp_dir)
config = {'auto_connect': True}
if conf.settings['lbryum_wallet_dir']:
config['lbryum_path'] = conf.settings['lbryum_wallet_dir']
storage = Wallet.InMemoryStorage()
wallet = Wallet.LBRYumWallet(storage, config)
downloader = SinglePeerDownloader()
downloader.setup(wallet)
try:
blob_downloaded = yield downloader.download_blob_from_peer(
peer, timeout, blob_hash, tmp_blob_manager)
if blob_downloaded:
log.info("SUCCESS!")
blob = yield tmp_blob_manager.get_blob(blob_hash)
pprint(blob)
if not blob.verified:
log.error("except that its not verified....")
else:
reader = BlobStreamDescriptorReader(blob)
info = None
for x in range(0, 3):
try:
info = yield reader.get_info()
except ValueError:
pass
if info:
break
time.sleep(
0.1
) # there's some kind of race condition where it sometimes doesnt write the blob to disk in time
if info is not None:
pprint(info)
for content_blob in info['blobs']:
if 'blob_hash' in content_blob:
yield download_it(peer, timeout,
content_blob['blob_hash'])
else:
log.error("Download failed")
finally:
yield tmp_blob_manager.stop()
yield threads.deferToThread(shutil.rmtree, tmp_dir)
defer.returnValue(True)
def __init__(self):
self._payment_rate_manager = OnlyFreePaymentsManager()
self._announcer = DummyHashAnnouncer()
self._rate_limiter = DummyRateLimiter()
self._wallet = None
self._blob_manager = None