def create_wallet(self):
"""
Create wallet by creating seed, storing it and setting up API access
"""
if self.created:
return fail(RuntimeError(f'Iota wallet with name {self.wallet_name} already exists.'))
self._logger.info(f'Creating Iota wallet with name {self.wallet_name}')
# generate random seed and store it in the database as a String instead of TryteString
self.seed = Seed.random()
self.database.add(DatabaseSeed(name=self.wallet_name, seed=self.seed.__str__()))
self.database.commit()
# initialize connection with API through the provider and get an active non-spent address
self.provider = PyOTAIotaProvider(testnet=self.testnet, seed=self.seed)
self.created = True
return succeed([])
async def test_task_select_tracker(torrent_checker):
with db_session:
tracker = torrent_checker.mds.TrackerState(
url="http://localhost/tracker")
torrent_checker.mds.TorrentState(infohash=b'a' * 20,
seeders=5,
leechers=10,
trackers={tracker})
controlled_session = HttpTrackerSession("127.0.0.1", ("localhost", 8475),
"/announce", 5, None)
controlled_session.connect_to_tracker = lambda: succeed(None)
torrent_checker._create_session_for_request = lambda *args, **kwargs: controlled_session
result = await torrent_checker.check_random_tracker()
assert not result
assert len(controlled_session.infohash_list) == 1
async def test_start_download_from_file(test_download, mock_dlmgr, rest_api):
"""
Testing whether we can start a download from a file
"""
mock_dlmgr.start_download_from_uri = lambda *_, **__: succeed(test_download
)
post_data = {'uri': f"file:{TESTS_DATA_DIR / 'video.avi.torrent'}"}
expected_json = {
'started': True,
'infohash': 'c9a19e7fe5d9a6c106d6ea3c01746ac88ca3c7a5'
}
await do_request(rest_api,
'downloads',
expected_code=200,
request_type='PUT',
post_data=post_data,
expected_json=expected_json)
async def test_connect_to_tracker_bep33(bep33_session, mock_dlmgr):
"""
Test the metainfo lookup of the BEP33 DHT session
"""
dht_health_dict = {
"infohash": hexlify(b'a' * 20),
"seeders": 1,
"leechers": 2
}
mock_dlmgr.dht_health_manager = Mock()
mock_dlmgr.dht_health_manager.get_health = lambda *_, **__: succeed(
{"DHT": [dht_health_dict]})
metainfo = await bep33_session.connect_to_tracker()
assert 'DHT' in metainfo
assert metainfo['DHT'][0]['leechers'] == 2
assert metainfo['DHT'][0]['seeders'] == 1
async def test_get_pending_multiple(self):
"""
Tests the pending balance with no transactions
"""
self.wallet.create_wallet()
# Inject the valued transaction
self.tx1.is_confirmed = False
self.tx2.is_confirmed = False
self.tx2.value = 1
self.wallet.provider.get_seed_transactions = lambda: succeed(
[self.tx1, self.tx2])
await self.wallet.update_transactions_database()
result = await self.wallet.get_pending()
# Since the transaction is confirmed, no value should be added
self.assertEqual(self.tx2.value + self.tx1.value, result)
self.wallet.cancel_all_pending_tasks()
def crawl_chain(self, peer, latest_block_num=0):
"""
Crawl the whole chain of a specific peer.
:param latest_block_num: The latest block number of the peer in question, if available.
"""
if self.request_cache.has("chaincrawl", ChainCrawlCache.get_number_for(peer)):
self.logger.debug(
"Skipping crawl of peer %s, another crawl is pending", peer
)
return succeed(None)
crawl_future = Future()
cache = ChainCrawlCache(
self, peer, crawl_future, known_chain_length=latest_block_num
)
self.request_cache.add(cache)
ensure_future(self.send_next_partial_chain_crawl_request(cache))
return crawl_future
def create_wallet(self):
"""
If no account exists yet, create a new one.
"""
if self.account:
return fail(
RuntimeError(
f'Ethereum wallet with name {self.wallet_name} already exists'
))
self._logger.info('Creating Ethereum wallet with name %s',
self.wallet_name)
if not self.account:
self.account = Web3().eth.account.create()
self.created = True
self.database.add_key(self.wallet_name, self.account.key,
self.account.address)
return succeed(None)
async def test_wallet_creation(self):
"""
Test the creating, opening, transactions and balance query of a wallet
"""
await self.wallet.create_wallet()
self.assertIsNotNone(self.wallet.wallet)
self.assertTrue(self.wallet.get_address().result())
self.wallet.wallet.utxos_update = lambda **_: None # We don't want to do an actual HTTP request here
self.wallet.wallet.balance = lambda **_: 3
balance = await self.wallet.get_balance()
self.assertDictEqual(balance, {'available': 3, 'pending': 0,
'currency': self.network_currency, 'precision': self.precision})
self.wallet.wallet.transactions_update = lambda **_: None # We don't want to do an actual HTTP request here
transactions = await self.wallet.get_transactions()
self.assertFalse(transactions)
self.wallet.get_transactions = lambda: succeed([{"id": "abc"}])
await self.wallet.monitor_transaction("abc")
async def transfer_multiple(self, transfers: list, **kwargs) -> list:
"""
Submit multiple transfers simultaneously to the Monero blockchain.
May reduce fee.
:param transfers: list of tuples of format (address, Decimal(amount))
:param kwargs: payment_id, priority, unlock_time (see `transfer` method above)
:return: list of resulting hashes or return InsufficientFundsException
"""
balance = await self.get_balance()
total_amount = float(sum([transfer[1] for transfer in transfers]))
if balance['available'] < total_amount:
return fail(InsufficientFunds('Insufficient funds found in Monero wallet for all transfers'))
if self._wallet_connection_alive():
results = await self.wallet.transfer_multiple(transfers, **kwargs)
hashes = [result[0].hash for result in results]
return succeed(hashes)
return fail(WalletConnectionError('No connection to wallet for making transfers'))
async def test_get_metainfo_duplicate_request(fake_dlmgr):
"""
Test whether the same request is returned when invoking get_metainfo twice with the same infohash
"""
infohash = b"a" * 20
metainfo = {'pieces': ['a']}
download_impl = Mock()
download_impl.tdef.get_metainfo = lambda: None
download_impl.future_metainfo = Future()
get_event_loop().call_later(0.1, download_impl.future_metainfo.set_result, metainfo)
fake_dlmgr.initialize()
fake_dlmgr.start_download = Mock(return_value=download_impl)
fake_dlmgr.tribler_session.config.get_default_number_hops = lambda: 1
fake_dlmgr.remove_download = Mock(return_value=succeed(None))
results = await gather(fake_dlmgr.get_metainfo(infohash), fake_dlmgr.get_metainfo(infohash))
assert results == [metainfo, metainfo]
fake_dlmgr.start_download.assert_called_once()
fake_dlmgr.remove_download.assert_called_once()
async def test_transfer_multiple_wallet(self):
"""
Make multiple transfers at once, enough balance.
"""
w = self.new_wallet()
transfers = [
(TEST_ADDRESS, Decimal('20.2')),
(TEST_ADDRESS, Decimal('7.8'))
]
mock_wallet = MockObject()
mock_wallet.refresh = lambda: None
mock_wallet.balance = lambda **_: 57.3
mock_wallet.transfer_multiple = \
lambda *_, **__: succeed([(Transaction(hash=TEST_HASH), Decimal('20.2')),
(Transaction(hash=TEST_HASH), Decimal('7.8'))])
w.wallet = mock_wallet
hashes = await w.transfer_multiple(transfers, priority=3)
self.assertEqual(2, len(hashes.result()))
w.cancel_all_pending_tasks()
def create_wallet(self):
"""
Create a new bitcoin wallet.
"""
from bitcoinlib.wallets import wallet_exists, HDWallet, WalletError
if wallet_exists(self.wallet_name, databasefile=self.db_path):
return fail(
RuntimeError(
f"Bitcoin wallet with name {self.wallet_name} already exists."
))
self._logger.info("Creating wallet in %s", self.wallet_dir)
try:
self.wallet = HDWallet.create(self.wallet_name,
network=self.network,
databasefile=self.db_path)
self.wallet.new_key('tribler_payments')
self.wallet.new_key('tribler_change', change=1)
self.created = True
except WalletError as exc:
self._logger.error("Cannot create BTC wallet!")
return fail(exc)
return succeed(None)
async def test_start_download_while_getting_metainfo(fake_dlmgr):
"""
Testing adding a torrent while a metainfo request is running.
"""
infohash = b"a" * 20
metainfo_session = Mock()
metainfo_session.get_torrents = lambda: []
metainfo_dl = Mock()
metainfo_dl.get_def = lambda: Mock(get_infohash=lambda: infohash)
fake_dlmgr.initialize()
fake_dlmgr.get_session = lambda *_: metainfo_session
fake_dlmgr.downloads[infohash] = metainfo_dl
fake_dlmgr.metainfo_requests[infohash] = [metainfo_dl, 1]
fake_dlmgr.remove_download = Mock(return_value=succeed(None))
tdef = TorrentDefNoMetainfo(infohash, 'name', f'magnet:?xt=urn:btih:{hexlify(infohash)}&')
download = fake_dlmgr.start_download(tdef=tdef, checkpoint_disabled=True)
assert metainfo_dl != download
await sleep(.1)
assert fake_dlmgr.downloads[infohash] == download
fake_dlmgr.remove_download.assert_called_once_with(metainfo_dl, remove_content=True, remove_checkpoint=False)
async def test_btc_wallet(wallet, tmpdir):
"""
Test the creating, opening, transactions and balance query of a Bitcoin (testnet) wallet
"""
await wallet.create_wallet()
assert wallet.wallet
assert wallet.get_address()
wallet.wallet.utxos_update = lambda **_: None # We don't want to do an actual HTTP request here
wallet.wallet.balance = lambda **_: 3
balance = await wallet.get_balance()
assert balance == {
'available': 3,
'pending': 0,
'currency': 'BTC',
'precision': 8
}
wallet.wallet.transactions_update = lambda **_: None # We don't want to do an actual HTTP request here
transactions = await wallet.get_transactions()
assert not transactions
wallet.get_transactions = lambda: succeed([{"id": "abc"}])
await wallet.monitor_transaction("abc")
def mock_get_metainfo_bad(*args, **kwargs):
return succeed({b'info': {b'name': b'bla'}})
def connect_peer(_):
return succeed([b"abc"])
def mock_dlmgr(session, mocker, tmpdir):
mocker.patch.object(session, 'dlmgr')
session.dlmgr.shutdown = lambda: succeed(None)
session.dlmgr.get_checkpoint_dir = lambda: tmpdir
def mocked_do_payout(*_, **__):
return succeed(None)
def connect_peer(_):
return succeed([])
def mocked_pause_checkpoint():
mocked_pause_checkpoint.called = True
return succeed(None)
def fake_get_metainfo(*args, **kwargs):
return succeed(channel_tdef.get_metainfo())
def create_wallet(self, *args, **kwargs):
return succeed(None)
def sign_block(self,
peer,
public_key=EMPTY_PK,
block_type=b'unknown',
transaction=None,
linked=None,
additional_info=None):
"""
Create, sign, persist and send a block signed message
:param peer: The peer with whom you have interacted, as a IPv8 peer
:param public_key: The public key of the other party you transact with
:param block_type: The type of the block to be constructed, as a string
:param transaction: A string describing the interaction in this block
:param linked: The block that the requester is asking us to sign
:param additional_info: Stores additional information, on the transaction
"""
# NOTE to the future: This method reads from the database, increments and then writes back. If in some future
# this method is allowed to execute in parallel, be sure to lock from before .create up to after .add_block
# In this particular case there must be an implicit transaction due to the following assert
assert peer is not None or peer is None and linked is None and public_key == ANY_COUNTERPARTY_PK, \
"Peer, linked block should not be provided when creating a no counterparty source block. Public key " \
"should be that reserved for any counterpary."
assert transaction is None and linked is not None or transaction is not None and linked is None, \
"Either provide a linked block or a transaction, not both %s, %s" % (peer, self.my_peer)
assert (additional_info is None or additional_info is not None and linked is not None
and transaction is None), \
"Either no additional info is provided or one provides it for a linked block"
assert (linked is None or linked.link_public_key
== self.my_peer.public_key.key_to_bin()
or linked.link_public_key == ANY_COUNTERPARTY_PK
), "Cannot counter sign block not addressed to self"
assert linked is None or linked.link_sequence_number == UNKNOWN_SEQ, \
"Cannot counter sign block that is not a request"
assert transaction is None or isinstance(
transaction, dict), "Transaction should be a dictionary"
assert additional_info is None or isinstance(
additional_info, dict), "Additional info should be a dictionary"
self.persistence_integrity_check()
if linked and linked.link_public_key != ANY_COUNTERPARTY_PK:
block_type = linked.type
block = self.get_block_class(block_type).create(
block_type,
transaction,
self.persistence,
self.my_peer.public_key.key_to_bin(),
link=linked,
additional_info=additional_info,
link_pk=public_key)
block.sign(self.my_peer.key)
validation = block.validate(self.persistence)
self.logger.info("Signed block to %s (%s) validation result %s",
hexlify(block.link_public_key)[-8:], block,
validation)
if validation[0] != ValidationResult.partial_next and validation[
0] != ValidationResult.valid:
self.logger.error("Signed block did not validate?! Result %s",
repr(validation))
return fail(RuntimeError("Signed block did not validate."))
if not self.persistence.contains(block):
self.persistence.add_block(block)
self.notify_listeners(block)
# This is a source block with no counterparty
if not peer and public_key == ANY_COUNTERPARTY_PK:
if block.type not in self.settings.block_types_bc_disabled:
self.send_block(block)
return succeed((block, None))
# If there is a counterparty to sign, we send it
self.send_block(block, address=peer.address)
# We broadcast the block in the network if we initiated a transaction
if block.type not in self.settings.block_types_bc_disabled and not linked:
self.send_block(block)
if peer == self.my_peer:
# We created a self-signed block
if block.type not in self.settings.block_types_bc_disabled:
self.send_block(block)
return succeed(
(block,
None)) if public_key == ANY_COUNTERPARTY_PK else succeed(
(block, linked))
elif not linked:
# We keep track of this outstanding sign request.
sign_future = Future()
self.request_cache.add(
HalfBlockSignCache(self, block, sign_future, peer.address))
return sign_future
else:
# We return a future that fires immediately with both half blocks.
if block.type not in self.settings.block_types_bc_disabled:
self.send_block_pair(linked, block)
return succeed((linked, block))
def get_transactions(self):
return succeed(self.transaction_history)
def fake_get_metainfo(_, **__):
meta_info = TorrentDef.load(TORRENT_UBUNTU_FILE).get_metainfo()
return succeed(meta_info)
def send_request(self, *args):
return succeed(self.response)
def fake_get_metainfo(*_, **__):
return succeed(None)
def mock_get_metainfo_good(*args, **kwargs):
return succeed({b'info': {b'name': channel.dirname.encode('utf-8')}})
def mock_download_from_tdef(*_, **__):
global initiated_download
initiated_download = True
mock_dl = MockObject()
mock_dl.future_finished = succeed(None)
return mock_dl
def get_address(self):
return succeed(
b64encode(self.trustchain.my_peer.public_key.key_to_bin()).decode(
'utf-8'))
