def build(ctx, loop=asyncio.get_event_loop()): # pragma: no cover
from spruned.daemon.electrod.electrod_connection import ElectrodConnectionPool
from spruned.daemon.electrod.electrod_interface import ElectrodInterface
from spruned.daemon.electrod.electrod_fee_estimation import EstimateFeeConsensusProjector, \
EstimateFeeConsensusCollector
network = ctx.get_network()
peers = load_electrum_servers(ctx)
fees_collector = EstimateFeeConsensusCollector(proxy=ctx.proxy)
_ = [
fees_collector.add_peer(peer)
for peer in [x[0] + '/' + x[1] for x in peers]
]
electrod_pool = ElectrodConnectionPool(
connections=network['electrum_concurrency'],
peers=peers,
ipv6=False,
proxy=ctx.proxy,
tor=ctx.tor)
electrod_interface = ElectrodInterface(
electrod_pool,
loop,
fees_projector=EstimateFeeConsensusProjector(),
fees_collector=fees_collector)
electrod_interface.add_on_connected_callback(
electrod_interface.bootstrap_collector)
return electrod_pool, electrod_interface
def __init__(self,
hostname: str,
protocol: str,
keepalive=180,
client=StratumClient,
serverinfo=ServerInfo,
nickname=None,
use_tor=False,
loop=None,
start_score=10,
timeout=10,
expire_errors_after=180,
is_online_checker: callable = None,
delayer=async_delayed_task,
network=ctx.get_network()):
self.protocol = protocol
self.port = self.protocol
self.keepalive = keepalive
self.client = client()
self.serverinfo_factory = serverinfo
self.client.keepalive_interval = keepalive
self.nickname = nickname or binascii.hexlify(os.urandom(8)).decode()
self.network = network
super().__init__(hostname=hostname,
use_tor=use_tor,
loop=loop,
start_score=start_score,
is_online_checker=is_online_checker,
timeout=timeout,
delayer=delayer,
expire_errors_after=expire_errors_after)
def __init__(self,
connectionpool: ElectrodConnectionPool,
loop=asyncio.get_event_loop()):
self._network = ctx.get_network()
self.pool = connectionpool
self._checkpoints = self._network['checkpoints']
self.loop = loop
def build(ctx, loop=asyncio.get_event_loop()): # pragma: no cover
from spruned.daemon.electrod.electrod_connection import ElectrodConnectionPool
from spruned.daemon.electrod.electrod_interface import ElectrodInterface
network = ctx.get_network()
electrod_pool = ElectrodConnectionPool(
connections=network["electrum_concurrency"],
peers=load_electrum_servers(ctx))
electrod_interface = ElectrodInterface(electrod_pool, loop)
return electrod_pool, electrod_interface
def __init__(self,
connectionpool: ElectrodConnectionPool,
loop=asyncio.get_event_loop(),
fees_projector: EstimateFeeConsensusProjector = None,
fees_collector: EstimateFeeConsensusCollector = None):
self._network = ctx.get_network()
self.pool = connectionpool
self._checkpoints = self._network['checkpoints']
self.loop = loop
self._fees_projector = fees_projector
self._fees_collector = fees_collector
self._collector_bootstrap = False
def load_p2p_peers():
from spruned.application.context import ctx
_local = ctx.datadir + '/p2p_peers.json'
local_peers = []
if os.path.exists(_local) and os.path.isfile(_local):
with open(_local, 'r') as fr:
try:
local_peers = json.load(fr)['p2p_peers']
except JSONDecodeError:
os.remove(_local)
network = ctx.get_network()
_current_path = os.path.dirname(os.path.abspath(__file__))
with open(_current_path + '/p2p_peers.json', 'r') as f:
hardcoded_peers = json.load(f)[network['alias']]
local_peers = [peer for peer in local_peers if peer not in hardcoded_peers]
peers = local_peers + hardcoded_peers
if ctx.tor:
return [s for s in peers if '.onion' in s[0]]
else:
return [s for s in peers if '.onion' not in s[0]]
def test_no_local_headers(self):
"""
a new header is received, best_height is 3000
there is no local header
the chunk 0 is requested, but there are no peers available due race condition
then the chunk 0 is fetched and saved
then the chunk 1 is fetched and saved
new height is 3000
reactor is in sync with the network
"""
header_timestamp = int(time.time())
net_header = {
"block_height": 3000,
"block_hash": "cc" * 32,
"timestamp": header_timestamp,
"prev_block_hash": "00" * 32,
"header_bytes": b"0" * 80
}
peer = Mock(server_info='mock_peer')
loc_header = None
self.repo.get_best_header.return_value = loc_header
_chunk_1 = make_headers(0, 2015, ctx.get_network()['checkpoints'][0])
_chunk_2 = make_headers(2016, 2999, _chunk_1[-1]['block_height'])
_chunk_2.append(net_header)
self.interface.get_headers_in_range_from_chunks.side_effect = [
exceptions.NoPeersException,
async_coro(None),
async_coro((Mock(), _chunk_1)),
async_coro((Mock(), _chunk_2))
]
self.interface.get_header.return_value = async_coro(
(Mock(), net_header))
self.repo.save_headers.side_effect = lambda x, **k: x
self.loop.run_until_complete(self.sut.on_new_header(peer, net_header))
self.assertEqual(self.sut._last_processed_header, net_header)
self.assertTrue(self.sut.synced)
self.assertEqual(4, len(self.interface.method_calls))
self.assertEqual(5, len(self.repo.method_calls))
self.assertEqual(0, len(self.electrod_loop.method_calls))
