class TestJsonRpc(trial.unittest.TestCase):
def setUp(self):
def noop():
return None
mock_conf_settings(self)
util.resetTime(self)
self.test_daemon = get_test_daemon()
self.test_daemon.session.wallet = Wallet.LBRYumWallet(
storage=Wallet.InMemoryStorage())
self.test_daemon.session.wallet.network = FakeNetwork()
self.test_daemon.session.wallet.get_best_blockhash = noop
def test_status(self):
d = defer.maybeDeferred(self.test_daemon.jsonrpc_status)
d.addCallback(lambda status: self.assertDictContainsSubset(
{'is_running': False}, status))
@unittest.skipIf(is_android(
), 'Test cannot pass on Android because PYTHONOPTIMIZE removes the docstrings.'
)
def test_help(self):
d = defer.maybeDeferred(self.test_daemon.jsonrpc_help,
command='status')
d.addCallback(lambda result: self.assertSubstring(
'daemon status', result['help']))
class TestJsonRpc(unittest.TestCase):
def setUp(self):
def noop():
return None
mock_conf_settings(self)
util.resetTime(self)
self.test_daemon = get_test_daemon()
self.test_daemon.wallet.is_first_run = False
self.test_daemon.wallet.get_best_blockhash = noop
def test_status(self):
d = defer.maybeDeferred(self.test_daemon.jsonrpc_status)
d.addCallback(lambda status: self.assertDictContainsSubset(
{'is_running': False}, status))
def test_help(self):
d = defer.maybeDeferred(self.test_daemon.jsonrpc_help,
command='status')
d.addCallback(lambda result: self.assertSubstring(
'daemon status', result['help']))
# self.assertSubstring('daemon status', d.result)
if is_android():
test_help.skip = "Test cannot pass on Android because PYTHONOPTIMIZE removes the docstrings."
class TestLogger(trial.unittest.TestCase):
def raiseError(self):
raise Exception('terrible things happened')
def triggerErrback(self, callback=None):
d = defer.Deferred()
d.addCallback(lambda _: self.raiseError())
d.addErrback(self.log.fail(callback), 'My message')
d.callback(None)
return d
def setUp(self):
self.log = custom_logger.Logger('test')
self.stream = StringIO.StringIO()
handler = logging.StreamHandler(self.stream)
handler.setFormatter(
logging.Formatter("%(filename)s:%(lineno)d - %(message)s"))
self.log.addHandler(handler)
@unittest.skipIf(
is_android(),
'Test cannot pass on Android because the tests package is compiled '
'which results in a different method call stack')
def test_can_log_failure(self):
def output_lines():
return self.stream.getvalue().split('\n')
# the line number could change if this file gets refactored
expected_first_line = 'test_customLogger.py:20 - My message: terrible things happened'
# testing the entirety of the message is futile as the
# traceback will depend on the system the test is being run on
# but hopefully these two tests are good enough
d = self.triggerErrback()
d.addCallback(lambda _: self.assertEquals(expected_first_line,
output_lines()[0]))
d.addCallback(lambda _: self.assertEqual(10, len(output_lines())))
return d
def test_can_log_failure_with_callback(self):
callback = mock.Mock()
d = self.triggerErrback(callback)
d.addCallback(lambda _: callback.assert_called_once_with(mock.ANY))
return d
class TestTransfer(TestCase):
def setUp(self):
mocks.mock_conf_settings(self)
self.server_processes = []
self.session = None
self.lbry_file_manager = None
self.is_generous = True
self.addCleanup(self.take_down_env)
def take_down_env(self):
d = defer.succeed(True)
if self.lbry_file_manager is not None:
d.addCallback(lambda _: self.lbry_file_manager.stop())
if self.session is not None:
d.addCallback(lambda _: self.session.shut_down())
def delete_test_env():
dirs = ['server', 'server1', 'server2', 'client']
files = ['test_file']
for di in dirs:
if os.path.exists(di):
shutil.rmtree(di)
for f in files:
if os.path.exists(f):
os.remove(f)
for p in self.server_processes:
p.terminate()
return True
d.addCallback(lambda _: threads.deferToThread(delete_test_env))
return d
@staticmethod
def wait_for_event(event, timeout):
from twisted.internet import reactor
d = defer.Deferred()
def stop():
set_check.stop()
if stop_call.active():
stop_call.cancel()
d.callback(True)
def check_if_event_set():
if event.is_set():
logging.debug("Dead event has been found set")
stop()
def done_waiting():
logging.warning(
"Event has not been found set and timeout has expired")
stop()
set_check = task.LoopingCall(check_if_event_set)
set_check.start(.1)
stop_call = reactor.callLater(timeout, done_waiting)
return d
@staticmethod
def wait_for_hash_from_queue(hash_queue):
logging.debug("Waiting for the sd_hash to come through the queue")
d = defer.Deferred()
def check_for_start():
if hash_queue.empty() is False:
logging.debug("Client start event has been found set")
start_check.stop()
d.callback(hash_queue.get(False))
else:
logging.debug("Client start event has NOT been found set")
start_check = task.LoopingCall(check_for_start)
start_check.start(1.0)
return d
@unittest.skipIf(is_android(),
'Test cannot pass on Android because multiprocessing '
'is not supported at the OS level.')
def test_lbry_transfer(self):
sd_hash_queue = Queue()
kill_event = Event()
dead_event = Event()
lbry_uploader = LbryUploader(sd_hash_queue, kill_event, dead_event,
5209343)
uploader = Process(target=lbry_uploader.start)
uploader.start()
self.server_processes.append(uploader)
logging.debug("Testing transfer")
wallet = FakeWallet()
peer_manager = PeerManager()
peer_finder = FakePeerFinder(5553, peer_manager, 1)
hash_announcer = FakeAnnouncer()
rate_limiter = DummyRateLimiter()
sd_identifier = StreamDescriptorIdentifier()
db_dir, blob_dir = mk_db_and_blob_dir()
self.session = Session(conf.ADJUSTABLE_SETTINGS['data_rate'][1],
db_dir=db_dir,
node_id="abcd",
peer_finder=peer_finder,
hash_announcer=hash_announcer,
blob_dir=blob_dir,
peer_port=5553,
use_upnp=False,
rate_limiter=rate_limiter,
wallet=wallet,
blob_tracker_class=DummyBlobAvailabilityTracker,
dht_node_class=Node,
is_generous=self.is_generous,
external_ip="127.0.0.1")
self.lbry_file_manager = EncryptedFileManager(self.session,
sd_identifier)
def make_downloader(metadata, prm):
factories = metadata.factories
return factories[0].make_downloader(metadata,
prm.min_blob_data_payment_rate,
prm, db_dir)
def download_file(sd_hash):
prm = self.session.payment_rate_manager
d = download_sd_blob(self.session, sd_hash, prm)
d.addCallback(sd_identifier.get_metadata_for_sd_blob)
d.addCallback(make_downloader, prm)
d.addCallback(lambda downloader: downloader.start())
return d
def check_md5_sum():
f = open(os.path.join(db_dir, 'test_file'))
hashsum = MD5.new()
hashsum.update(f.read())
self.assertEqual(hashsum.hexdigest(),
"4ca2aafb4101c1e42235aad24fbb83be")
@defer.inlineCallbacks
def start_transfer(sd_hash):
logging.debug("Starting the transfer")
yield self.session.setup()
yield add_lbry_file_to_sd_identifier(sd_identifier)
yield self.lbry_file_manager.setup()
yield download_file(sd_hash)
yield check_md5_sum()
def stop(arg):
if isinstance(arg, Failure):
logging.debug("Client is stopping due to an error. Error: %s",
arg.getTraceback())
else:
logging.debug("Client is stopping normally.")
kill_event.set()
logging.debug("Set the kill event")
d = self.wait_for_event(dead_event, 15)
def print_shutting_down():
logging.info("Client is shutting down")
d.addCallback(lambda _: print_shutting_down())
d.addCallback(lambda _: rm_db_and_blob_dir(db_dir, blob_dir))
d.addCallback(lambda _: arg)
return d
d = self.wait_for_hash_from_queue(sd_hash_queue)
d.addCallback(start_transfer)
d.addBoth(stop)
return d
@unittest.skipIf(is_android(),
'Test cannot pass on Android because multiprocessing '
'is not supported at the OS level.')
def test_last_blob_retrieval(self):
kill_event = Event()
dead_event_1 = Event()
blob_hash_queue_1 = Queue()
blob_hash_queue_2 = Queue()
fast_uploader = Process(target=start_blob_uploader,
args=(blob_hash_queue_1, kill_event,
dead_event_1, False))
fast_uploader.start()
self.server_processes.append(fast_uploader)
dead_event_2 = Event()
slow_uploader = Process(target=start_blob_uploader,
args=(blob_hash_queue_2, kill_event,
dead_event_2, True))
slow_uploader.start()
self.server_processes.append(slow_uploader)
logging.debug("Testing transfer")
wallet = FakeWallet()
peer_manager = PeerManager()
peer_finder = FakePeerFinder(5553, peer_manager, 2)
hash_announcer = FakeAnnouncer()
rate_limiter = DummyRateLimiter()
db_dir, blob_dir = mk_db_and_blob_dir()
self.session = Session(
conf.ADJUSTABLE_SETTINGS['data_rate'][1],
db_dir=db_dir,
node_id="abcd",
peer_finder=peer_finder,
hash_announcer=hash_announcer,
blob_dir=blob_dir,
peer_port=5553,
use_upnp=False,
rate_limiter=rate_limiter,
wallet=wallet,
blob_tracker_class=DummyBlobAvailabilityTracker,
is_generous=conf.ADJUSTABLE_SETTINGS['is_generous_host'][1],
external_ip="127.0.0.1")
d1 = self.wait_for_hash_from_queue(blob_hash_queue_1)
d2 = self.wait_for_hash_from_queue(blob_hash_queue_2)
d = defer.DeferredList([d1, d2], fireOnOneErrback=True)
def get_blob_hash(results):
self.assertEqual(results[0][1], results[1][1])
return results[0][1]
d.addCallback(get_blob_hash)
def download_blob(blob_hash):
prm = self.session.payment_rate_manager
downloader = StandaloneBlobDownloader(blob_hash,
self.session.blob_manager,
peer_finder, rate_limiter,
prm, wallet)
d = downloader.download()
return d
def start_transfer(blob_hash):
logging.debug("Starting the transfer")
d = self.session.setup()
d.addCallback(lambda _: download_blob(blob_hash))
return d
d.addCallback(start_transfer)
def stop(arg):
if isinstance(arg, Failure):
logging.debug("Client is stopping due to an error. Error: %s",
arg.getTraceback())
else:
logging.debug("Client is stopping normally.")
kill_event.set()
logging.debug("Set the kill event")
d1 = self.wait_for_event(dead_event_1, 15)
d2 = self.wait_for_event(dead_event_2, 15)
dl = defer.DeferredList([d1, d2])
def print_shutting_down():
logging.info("Client is shutting down")
dl.addCallback(lambda _: print_shutting_down())
dl.addCallback(lambda _: rm_db_and_blob_dir(db_dir, blob_dir))
dl.addCallback(lambda _: arg)
return dl
d.addBoth(stop)
return d
@unittest.skipIf(is_android(),
'Test cannot pass on Android because multiprocessing '
'is not supported at the OS level.')
def test_double_download(self):
sd_hash_queue = Queue()
kill_event = Event()
dead_event = Event()
lbry_uploader = LbryUploader(sd_hash_queue, kill_event, dead_event,
5209343)
uploader = Process(target=lbry_uploader.start)
uploader.start()
self.server_processes.append(uploader)
logging.debug("Testing double download")
wallet = FakeWallet()
peer_manager = PeerManager()
peer_finder = FakePeerFinder(5553, peer_manager, 1)
hash_announcer = FakeAnnouncer()
rate_limiter = DummyRateLimiter()
sd_identifier = StreamDescriptorIdentifier()
downloaders = []
db_dir, blob_dir = mk_db_and_blob_dir()
self.session = Session(
conf.ADJUSTABLE_SETTINGS['data_rate'][1],
db_dir=db_dir,
node_id="abcd",
peer_finder=peer_finder,
hash_announcer=hash_announcer,
blob_dir=blob_dir,
peer_port=5553,
use_upnp=False,
rate_limiter=rate_limiter,
wallet=wallet,
blob_tracker_class=DummyBlobAvailabilityTracker,
is_generous=conf.ADJUSTABLE_SETTINGS['is_generous_host'][1],
external_ip="127.0.0.1")
self.lbry_file_manager = EncryptedFileManager(self.session,
sd_identifier)
@defer.inlineCallbacks
def make_downloader(metadata, prm):
factories = metadata.factories
downloader = yield factories[0].make_downloader(
metadata, prm.min_blob_data_payment_rate, prm, db_dir)
defer.returnValue(downloader)
@defer.inlineCallbacks
def download_file(sd_hash):
prm = self.session.payment_rate_manager
sd_blob = yield download_sd_blob(self.session, sd_hash, prm)
metadata = yield sd_identifier.get_metadata_for_sd_blob(sd_blob)
downloader = yield make_downloader(metadata, prm)
downloaders.append(downloader)
yield downloader.start()
defer.returnValue(downloader)
def check_md5_sum():
f = open(os.path.join(db_dir, 'test_file'))
hashsum = MD5.new()
hashsum.update(f.read())
self.assertEqual(hashsum.hexdigest(),
"4ca2aafb4101c1e42235aad24fbb83be")
def delete_lbry_file(downloader):
logging.debug("deleting the file")
return self.lbry_file_manager.delete_lbry_file(downloader)
def check_lbry_file(downloader):
d = downloader.status()
def check_status_report(status_report):
self.assertEqual(status_report.num_known,
status_report.num_completed)
self.assertEqual(status_report.num_known, 3)
d.addCallback(check_status_report)
return d
@defer.inlineCallbacks
def start_transfer(sd_hash):
# download a file, delete it, and download it again
logging.debug("Starting the transfer")
yield self.session.setup()
yield add_lbry_file_to_sd_identifier(sd_identifier)
yield self.lbry_file_manager.setup()
downloader = yield download_file(sd_hash)
yield check_md5_sum()
yield check_lbry_file(downloader)
yield delete_lbry_file(downloader)
downloader = yield download_file(sd_hash)
yield check_lbry_file(downloader)
yield check_md5_sum()
yield delete_lbry_file(downloader)
def stop(arg):
if isinstance(arg, Failure):
logging.debug("Client is stopping due to an error. Error: %s",
arg.getTraceback())
else:
logging.debug("Client is stopping normally.")
kill_event.set()
logging.debug("Set the kill event")
d = self.wait_for_event(dead_event, 15)
def print_shutting_down():
logging.info("Client is shutting down")
d.addCallback(lambda _: print_shutting_down())
d.addCallback(lambda _: rm_db_and_blob_dir(db_dir, blob_dir))
d.addCallback(lambda _: arg)
return d
d = self.wait_for_hash_from_queue(sd_hash_queue)
d.addCallback(start_transfer)
d.addBoth(stop)
return d
@unittest.skip("Sadly skipping failing test instead of fixing it")
def test_multiple_uploaders(self):
sd_hash_queue = Queue()
num_uploaders = 3
kill_event = Event()
dead_events = [Event() for _ in range(num_uploaders)]
ready_events = [Event() for _ in range(1, num_uploaders)]
lbry_uploader = LbryUploader(sd_hash_queue, kill_event, dead_events[0],
5209343, 9373419, 2**22)
uploader = Process(target=lbry_uploader.start)
uploader.start()
self.server_processes.append(uploader)
logging.debug("Testing multiple uploaders")
wallet = FakeWallet()
peer_manager = PeerManager()
peer_finder = FakePeerFinder(5553, peer_manager, num_uploaders)
hash_announcer = FakeAnnouncer()
rate_limiter = DummyRateLimiter()
sd_identifier = StreamDescriptorIdentifier()
db_dir, blob_dir = mk_db_and_blob_dir()
self.session = Session(
conf.ADJUSTABLE_SETTINGS['data_rate'][1],
db_dir=db_dir,
node_id="abcd",
peer_finder=peer_finder,
hash_announcer=hash_announcer,
blob_dir=blob_dir,
peer_port=5553,
use_upnp=False,
rate_limiter=rate_limiter,
wallet=wallet,
blob_tracker_class=DummyBlobAvailabilityTracker,
is_generous=conf.ADJUSTABLE_SETTINGS['is_generous_host'][1],
external_ip="127.0.0.1")
self.lbry_file_manager = EncryptedFileManager(self.session,
sd_identifier)
def start_additional_uploaders(sd_hash):
for i in range(1, num_uploaders):
uploader = Process(target=start_lbry_reuploader,
args=(sd_hash, kill_event, dead_events[i],
ready_events[i - 1], i, 2**10))
uploader.start()
self.server_processes.append(uploader)
return defer.succeed(True)
def wait_for_ready_events():
return defer.DeferredList([
self.wait_for_event(ready_event, 60)
for ready_event in ready_events
])
def make_downloader(metadata, prm):
info_validator = metadata.validator
options = metadata.options
factories = metadata.factories
chosen_options = [
o.default_value
for o in options.get_downloader_options(info_validator, prm)
]
return factories[0].make_downloader(metadata, chosen_options, prm)
def download_file(sd_hash):
prm = self.session.payment_rate_manager
d = download_sd_blob(self.session, sd_hash, prm)
d.addCallback(sd_identifier.get_metadata_for_sd_blob)
d.addCallback(make_downloader, prm)
d.addCallback(lambda downloader: downloader.start())
return d
def check_md5_sum():
f = open('test_file')
hashsum = MD5.new()
hashsum.update(f.read())
self.assertEqual(hashsum.hexdigest(),
"e5941d615f53312fd66638239c1f90d5")
def start_transfer(sd_hash):
logging.debug("Starting the transfer")
d = start_additional_uploaders(sd_hash)
d.addCallback(lambda _: wait_for_ready_events())
d.addCallback(lambda _: self.session.setup())
d.addCallback(
lambda _: add_lbry_file_to_sd_identifier(sd_identifier))
d.addCallback(lambda _: self.lbry_file_manager.setup())
d.addCallback(lambda _: download_file(sd_hash))
d.addCallback(lambda _: check_md5_sum())
return d
def stop(arg):
if isinstance(arg, Failure):
logging.debug("Client is stopping due to an error. Error: %s",
arg.getTraceback())
else:
logging.debug("Client is stopping normally.")
kill_event.set()
logging.debug("Set the kill event")
d = defer.DeferredList([
self.wait_for_event(dead_event, 15)
for dead_event in dead_events
])
def print_shutting_down():
logging.info("Client is shutting down")
d.addCallback(lambda _: print_shutting_down())
d.addCallback(lambda _: rm_db_and_blob_dir(db_dir, blob_dir))
d.addCallback(lambda _: arg)
return d
d = self.wait_for_hash_from_queue(sd_hash_queue)
d.addCallback(start_transfer)
d.addBoth(stop)
return d
