lbry-sdk/lbry/testcase.py

960 lines
33 KiB
Python

# pylint: disable=attribute-defined-outside-init
import os
import sys
import json
import shutil
import hashlib
import logging
import tempfile
import functools
import asyncio
import time
from asyncio.runners import _cancel_all_tasks # type: ignore
import unittest
from unittest.case import _Outcome
from typing import Optional, List, Union
from binascii import unhexlify, hexlify
import ecdsa
from lbry.db import Database
from lbry.blockchain import (
RegTestLedger, Transaction, Input, Output, dewies_to_lbc
)
from lbry.blockchain.block import Block
from lbry.blockchain.bcd_data_stream import BCDataStream
from lbry.blockchain.lbrycrd import Lbrycrd
from lbry.blockchain.dewies import lbc_to_dewies
from lbry.constants import COIN, CENT, NULL_HASH32
from lbry.service import Daemon, FullNode, jsonrpc_dumps_pretty
from lbry.conf import Config
from lbry.console import Console
from lbry.wallet import Wallet, Account
from lbry.schema.claim import Claim
from lbry.service.exchange_rate_manager import (
ExchangeRateManager, ExchangeRate, LBRYFeed, LBRYBTCFeed
)
def get_output(amount=CENT, pubkey_hash=NULL_HASH32, height=-2):
return Transaction(height=height) \
.add_outputs([Output.pay_pubkey_hash(amount, pubkey_hash)]) \
.outputs[0]
def get_input(amount=CENT, pubkey_hash=NULL_HASH32):
return Input.spend(get_output(amount, pubkey_hash))
def get_transaction(txo=None):
return Transaction() \
.add_inputs([get_input()]) \
.add_outputs([txo or Output.pay_pubkey_hash(CENT, NULL_HASH32)])
def get_claim_transaction(claim_name, claim=b''):
return get_transaction(
Output.pay_claim_name_pubkey_hash(CENT, claim_name, claim, NULL_HASH32)
)
class ColorHandler(logging.StreamHandler):
level_color = {
logging.DEBUG: "black",
logging.INFO: "light_gray",
logging.WARNING: "yellow",
logging.ERROR: "red"
}
color_code = dict(
black=30,
red=31,
green=32,
yellow=33,
blue=34,
magenta=35,
cyan=36,
white=37,
light_gray='0;37',
dark_gray='1;30'
)
def emit(self, record):
try:
msg = self.format(record)
color_name = self.level_color.get(record.levelno, "black")
color_code = self.color_code[color_name]
stream = self.stream
stream.write(f'\x1b[{color_code}m{msg}\x1b[0m')
stream.write(self.terminator)
self.flush()
except Exception:
self.handleError(record)
HANDLER = ColorHandler(sys.stdout)
HANDLER.setFormatter(
logging.Formatter('%(asctime)s - %(name)s - %(levelname)s - %(message)s')
)
logging.getLogger().addHandler(HANDLER)
class AsyncioTestCase(unittest.TestCase):
# Implementation inspired by discussion:
# https://bugs.python.org/issue32972
LOOP_SLOW_CALLBACK_DURATION = 0.1
maxDiff = None
async def asyncSetUp(self): # pylint: disable=C0103
pass
async def asyncTearDown(self): # pylint: disable=C0103
pass
def run(self, result=None): # pylint: disable=R0915
orig_result = result
if result is None:
result = self.defaultTestResult()
startTestRun = getattr(result, 'startTestRun', None) # pylint: disable=C0103
if startTestRun is not None:
startTestRun()
result.startTest(self)
testMethod = getattr(self, self._testMethodName) # pylint: disable=C0103
if (getattr(self.__class__, "__unittest_skip__", False) or
getattr(testMethod, "__unittest_skip__", False)):
# If the class or method was skipped.
try:
skip_why = (getattr(self.__class__, '__unittest_skip_why__', '')
or getattr(testMethod, '__unittest_skip_why__', ''))
self._addSkip(result, self, skip_why)
finally:
result.stopTest(self)
return
expecting_failure_method = getattr(testMethod,
"__unittest_expecting_failure__", False)
expecting_failure_class = getattr(self,
"__unittest_expecting_failure__", False)
expecting_failure = expecting_failure_class or expecting_failure_method
outcome = _Outcome(result)
self.loop = asyncio.new_event_loop() # pylint: disable=W0201
asyncio.set_event_loop(self.loop)
self.loop.set_debug(True)
self.loop.slow_callback_duration = self.LOOP_SLOW_CALLBACK_DURATION
try:
self._outcome = outcome
with outcome.testPartExecutor(self):
self.setUp()
self.loop.run_until_complete(self.asyncSetUp())
if outcome.success:
outcome.expecting_failure = expecting_failure
with outcome.testPartExecutor(self, isTest=True):
maybe_coroutine = testMethod()
if asyncio.iscoroutine(maybe_coroutine):
self.loop.run_until_complete(maybe_coroutine)
outcome.expecting_failure = False
with outcome.testPartExecutor(self):
self.loop.run_until_complete(self.asyncTearDown())
self.tearDown()
self.doAsyncCleanups()
try:
_cancel_all_tasks(self.loop)
self.loop.run_until_complete(self.loop.shutdown_asyncgens())
finally:
asyncio.set_event_loop(None)
self.loop.close()
for test, reason in outcome.skipped:
self._addSkip(result, test, reason)
self._feedErrorsToResult(result, outcome.errors)
if outcome.success:
if expecting_failure:
if outcome.expectedFailure:
self._addExpectedFailure(result, outcome.expectedFailure)
else:
self._addUnexpectedSuccess(result)
else:
result.addSuccess(self)
return result
finally:
result.stopTest(self)
if orig_result is None:
stopTestRun = getattr(result, 'stopTestRun', None) # pylint: disable=C0103
if stopTestRun is not None:
stopTestRun() # pylint: disable=E1102
# explicitly break reference cycles:
# outcome.errors -> frame -> outcome -> outcome.errors
# outcome.expectedFailure -> frame -> outcome -> outcome.expectedFailure
outcome.errors.clear()
outcome.expectedFailure = None
# clear the outcome, no more needed
self._outcome = None
def doAsyncCleanups(self): # pylint: disable=C0103
outcome = self._outcome or _Outcome()
while self._cleanups:
function, args, kwargs = self._cleanups.pop()
with outcome.testPartExecutor(self):
maybe_coroutine = function(*args, **kwargs)
if asyncio.iscoroutine(maybe_coroutine):
self.loop.run_until_complete(maybe_coroutine)
class AdvanceTimeTestCase(AsyncioTestCase):
async def asyncSetUp(self):
self._time = 0 # pylint: disable=W0201
self.loop.time = functools.wraps(self.loop.time)(lambda: self._time)
await super().asyncSetUp()
async def advance(self, seconds):
while self.loop._ready:
await asyncio.sleep(0)
self._time += seconds
await asyncio.sleep(0)
while self.loop._ready:
await asyncio.sleep(0)
class UnitDBTestCase(AsyncioTestCase):
async def asyncSetUp(self):
await super().asyncSetUp()
self.db = Database.temp_sqlite()
self.addCleanup(self.db.close)
await self.db.open()
self.ledger = self.db.ledger
self.conf = self.ledger.conf
self.outputs: List[Output] = []
self.current_height = 0
async def add(self, block_or_tx: Union[Block, Transaction], block_hash: Optional[bytes] = None):
if isinstance(block_or_tx, Block):
await self.db.insert_block(block_or_tx)
for tx in block_or_tx.txs:
self.outputs.extend(tx.outputs)
return block_or_tx
elif isinstance(block_or_tx, Transaction):
await self.db.insert_transaction(block_hash, block_or_tx)
self.outputs.extend(block_or_tx.outputs)
return block_or_tx.outputs[0]
else:
raise NotImplementedError(f"Can't add {type(block_or_tx)}.")
def block(self, height: int, txs: List[Transaction]):
self.current_height = height
for tx in txs:
tx.height = height
return Block(
height=height, version=1, file_number=0,
block_hash=f'beef{height}'.encode(), prev_block_hash=f'beef{height-1}'.encode(),
merkle_root=b'beef', claim_trie_root=b'beef',
timestamp=99, bits=1, nonce=1, txs=txs
)
@staticmethod
def coinbase():
return (
Transaction(height=0)
.add_inputs([Input.create_coinbase()])
.add_outputs([Output.pay_pubkey_hash(1000*COIN, (0).to_bytes(32, 'little'))])
)
def tx(self, amount='1.0', height=None, txi=None, txo=None):
counter = len(self.outputs)
self.current_height = height or (self.current_height+1)
txis = [Input.spend(self.outputs[-1])]
if txi is not None:
txis.insert(0, txi)
txo = txo or Output.pay_pubkey_hash(lbc_to_dewies(amount), counter.to_bytes(32, 'little'))
change = (sum(txi.txo_ref.txo.amount for txi in txis) - txo.amount) - CENT
assert change > 0
return (
Transaction(height=self.current_height)
.add_inputs(txis)
.add_outputs([
txo,
Output.pay_pubkey_hash(change, (counter + 1).to_bytes(32, 'little'))
])
)
def create_claim(self, claim_name='foo', claim=b'', amount='1.0', height=None):
return self.tx(
height=height,
txo=Output.pay_claim_name_pubkey_hash(
lbc_to_dewies(amount), claim_name, claim,
len(self.outputs).to_bytes(32, 'little')
)
)
def update_claim(self, txo, amount='1.0', height=None):
return self.tx(
height=height,
txo=Output.pay_update_claim_pubkey_hash(
lbc_to_dewies(amount), txo.claim_name, txo.claim_id, txo.claim,
len(self.outputs).to_bytes(32, 'little')
)
)
def support_claim(self, txo, amount='1.0', height=None):
return self.tx(
height=height,
txo=Output.pay_support_pubkey_hash(
lbc_to_dewies(amount), txo.claim_name, txo.claim_id,
len(self.outputs).to_bytes(32, 'little')
)
)
def repost_claim(self, claim_id, amount, channel):
claim = Claim()
claim.repost.reference.claim_id = claim_id
result = self.create_claim('repost', claim, amount)
if channel:
result.outputs[0].sign(channel)
result._reset()
return result
def abandon_claim(self, txo):
return self.tx(amount='0.01', txi=Input.spend(txo))
@staticmethod
def _set_channel_key(channel, key):
private_key = ecdsa.SigningKey.from_string(key*32, curve=ecdsa.SECP256k1, hashfunc=hashlib.sha256)
channel.private_key = private_key
channel.claim.channel.public_key_bytes = private_key.get_verifying_key().to_der()
channel.script.generate()
def create_channel(self, title, amount, name='@foo', key=b'a', **kwargs):
claim = Claim()
claim.stream.update(title=title, **kwargs)
tx = self.create_claim(name, claim, amount)
self._set_channel_key(tx.outputs[0], key)
return tx
def update_channel(self, channel, amount, key=b'a'):
self._set_channel_key(channel, key)
return self.update_claim(channel, amount)
def create_stream(self, title, amount, name='foo', channel=None, **kwargs):
claim = Claim()
claim.stream.update(title=title, **kwargs)
result = self.create_claim(name, claim, amount)
if channel:
result.outputs[0].sign(channel)
result._reset()
return result
def update_stream(self, stream, amount, channel=None):
result = self.update_claim(stream, amount)
if channel:
result.outputs[0].sign(channel)
result._reset()
return result
async def get_txis(self):
txis = []
for txi in await self.db.execute_fetchall("select txo_hash, address from txi"):
txoid = hexlify(txi["txo_hash"][:32][::-1]).decode()
position, = BCDataStream.uint32.unpack(txi['txo_hash'][32:])
txis.append((f'{txoid}:{position}', txi['address']))
return txis
async def get_txos(self):
txos = []
sql = (
"select txo_hash, txo.position, is_spent from txo join tx using (tx_hash) "
"order by tx.height, tx.position, txo.position"
)
for txo in await self.db.execute_fetchall(sql):
txoid = hexlify(txo["txo_hash"][:32][::-1]).decode()
txos.append((
f"{txoid}:{txo['position']}",
bool(txo['is_spent'])
))
return txos
async def get_claims(self):
claims = []
sql = (
"select claim_id from claim order by height"
)
for claim in await self.db.execute_fetchall(sql):
claims.append(claim['claim_id'])
return claims
class IntegrationTestCase(AsyncioTestCase):
SEED = None
def __init__(self, *args, **kwargs):
super().__init__(*args, **kwargs)
self.ledger: Optional[RegTestLedger] = None
self.chain: Optional[Lbrycrd] = None
self.block_expected = 0
self.service = None
self.api = None
self.wallet: Optional[Wallet] = None
self.account: Optional[Account] = None
async def assertBalance(self, account, expected_balance: str): # pylint: disable=C0103
balance = await account.get_balance()
self.assertEqual(dewies_to_lbc(balance), expected_balance)
def broadcast(self, tx):
return self.ledger.broadcast(tx)
async def on_header(self, height):
if self.ledger.headers.height < height:
await self.ledger.on_header.where(
lambda e: e.height == height
)
return True
def on_transaction_id(self, txid, ledger=None):
return (ledger or self.ledger).on_transaction.where(
lambda e: e.tx.id == txid
)
def on_transaction_hash(self, tx_hash, ledger=None):
return (ledger or self.ledger).on_transaction.where(
lambda e: e.tx.hash == tx_hash
)
def on_address_update(self, address):
return self.ledger.on_transaction.where(
lambda e: e.address == address
)
def on_transaction_address(self, tx, address):
return self.ledger.on_transaction.where(
lambda e: e.tx.id == tx.id and e.address == address
)
class FakeExchangeRateManager(ExchangeRateManager):
def __init__(self, market_feeds, rates): # pylint: disable=super-init-not-called
self.market_feeds = market_feeds
for feed in self.market_feeds:
feed.last_check = time.time()
feed.rate = ExchangeRate(feed.market, rates[feed.market], time.time())
def start(self):
pass
def stop(self):
pass
def get_fake_exchange_rate_manager(rates=None):
return FakeExchangeRateManager(
[LBRYFeed(), LBRYBTCFeed()],
rates or {'BTCLBC': 3.0, 'USDBTC': 2.0}
)
class CommandTestCase(IntegrationTestCase):
VERBOSITY = logging.WARN
blob_lru_cache_size = 0
def __init__(self, *args, **kwargs):
super().__init__(*args, **kwargs)
self.daemon_port = 5252
self.daemon = None
self.daemons = []
self.server_config = None
self.server_storage = None
self.extra_wallet_nodes = []
self.extra_wallet_node_port = 5281
self.server_blob_manager = None
self.server = None
self.reflector = None
async def asyncSetUp(self):
self.chain = Lbrycrd.temp_regtest()
await self.chain.ensure()
self.addCleanup(self.chain.stop)
await self.chain.start('-rpcworkqueue=128')
await self.generate(200, wait=False)
self.daemon = await self.add_daemon()
self.service = self.daemon.service
self.ledger = self.service.ledger
self.api = self.daemon.api
self.wallet = self.service.wallets.default
self.account = self.wallet.accounts.default
addresses = await self.account.ensure_address_gap()
self.ledger.conf.upload_dir = os.path.join(self.ledger.conf.data_dir, 'uploads')
os.mkdir(self.ledger.conf.upload_dir)
await self.chain.send_to_address(addresses[0], '10.0')
await self.generate(5)
async def add_daemon(self):
self.daemon_port += 1
path = tempfile.mkdtemp()
self.addCleanup(shutil.rmtree, path, True)
ledger = RegTestLedger(Config.with_same_dir(path).set(
api=f'localhost:{self.daemon_port}',
lbrycrd_dir=self.chain.ledger.conf.lbrycrd_dir,
lbrycrd_rpc_port=self.chain.ledger.conf.lbrycrd_rpc_port,
lbrycrd_peer_port=self.chain.ledger.conf.lbrycrd_peer_port,
lbrycrd_zmq_blocks=self.chain.ledger.conf.lbrycrd_zmq_blocks,
spv_address_filters=False
))
service = FullNode(ledger)
console = Console(service)
daemon = Daemon(service, console)
self.addCleanup(daemon.stop)
await daemon.start()
return daemon
async def asyncTearDown(self):
await super().asyncTearDown()
for wallet_node in self.extra_wallet_nodes:
await wallet_node.stop(cleanup=True)
for daemon in self.daemons:
daemon.component_manager.get_component('wallet')._running = False
await daemon.stop()
async def confirm_tx(self, txid, ledger=None):
""" Wait for tx to be in mempool, then generate a block, wait for tx to be in a block. """
await self.on_transaction_id(txid, ledger)
await self.generate(1)
await self.on_transaction_id(txid, ledger)
return txid
async def on_transaction_dict(self, tx):
await self.ledger.wait(Transaction(unhexlify(tx['hex'])))
@staticmethod
def get_all_addresses(tx):
addresses = set()
for txi in tx['inputs']:
addresses.add(txi['address'])
for txo in tx['outputs']:
addresses.add(txo['address'])
return list(addresses)
def is_expected_block(self, event):
return self.block_expected == event.height
async def generate(self, blocks, wait=True):
""" Ask lbrycrd to generate some blocks and wait until ledger has them. """
await self.chain.generate(blocks)
self.block_expected += blocks
if wait:
await self.service.sync.on_block.where(self.is_expected_block)
async def out(self, awaitable):
""" Serializes lbrynet API results to JSON then loads and returns it as dictionary. """
return json.loads(jsonrpc_dumps_pretty(await awaitable, service=self.service))['result']
def sout(self, value):
""" Synchronous version of `out` method. """
return json.loads(jsonrpc_dumps_pretty(value, service=self.service))['result']
async def confirm_and_render(self, awaitable, confirm) -> Transaction:
tx = await awaitable
if confirm:
await self.generate(1)
await self.service.wait(tx)
return self.sout(tx)
def create_upload_file(self, data, prefix=None, suffix=None):
file_path = tempfile.mktemp(
prefix=prefix or "tmp", suffix=suffix or "", dir=self.ledger.conf.upload_dir
)
with open(file_path, 'w+b') as file:
file.write(data)
file.flush()
return file.name
async def stream_create(
self, name='hovercraft', bid='1.0', file_path=None,
data=b'hi!', confirm=True, prefix=None, suffix=None, **kwargs):
if file_path is None:
file_path = self.create_upload_file(data=data, prefix=prefix, suffix=suffix)
return await self.confirm_and_render(
self.api.stream_create(name, bid, file_path=file_path, **kwargs), confirm
)
async def stream_update(
self, claim_id, data=None, prefix=None, suffix=None, confirm=True, **kwargs):
if data is not None:
file_path = self.create_upload_file(data=data, prefix=prefix, suffix=suffix)
return await self.confirm_and_render(
self.api.stream_update(claim_id, file_path=file_path, **kwargs), confirm
)
return await self.confirm_and_render(
self.api.stream_update(claim_id, **kwargs), confirm
)
async def stream_repost(self, claim_id, name='repost', bid='1.0', confirm=True, **kwargs):
return await self.confirm_and_render(
self.api.stream_repost(claim_id=claim_id, name=name, bid=bid, **kwargs), confirm
)
async def stream_abandon(self, *args, confirm=True, **kwargs):
if 'blocking' not in kwargs:
kwargs['blocking'] = False
return await self.confirm_and_render(
self.api.stream_abandon(*args, **kwargs), confirm
)
async def purchase_create(self, *args, confirm=True, **kwargs):
return await self.confirm_and_render(
self.api.purchase_create(*args, **kwargs), confirm
)
async def publish(self, name, *args, confirm=True, **kwargs):
return await self.confirm_and_render(
self.api.publish(name, *args, **kwargs), confirm
)
async def channel_create(self, name='@arena', bid='1.0', confirm=True, **kwargs):
return await self.confirm_and_render(
self.api.channel_create(name, bid, **kwargs), confirm
)
async def channel_update(self, claim_id, confirm=True, **kwargs):
return await self.confirm_and_render(
self.api.channel_update(claim_id, **kwargs), confirm
)
async def channel_abandon(self, *args, confirm=True, **kwargs):
if 'blocking' not in kwargs:
kwargs['blocking'] = False
return await self.confirm_and_render(
self.api.channel_abandon(*args, **kwargs), confirm
)
async def collection_create(
self, name='firstcollection', bid='1.0', confirm=True, **kwargs):
return await self.confirm_and_render(
self.api.collection_create(name, bid, **kwargs), confirm
)
async def collection_update(
self, claim_id, confirm=True, **kwargs):
return await self.confirm_and_render(
self.api.collection_update(claim_id, **kwargs), confirm
)
async def collection_abandon(self, *args, confirm=True, **kwargs):
if 'blocking' not in kwargs:
kwargs['blocking'] = False
return await self.confirm_and_render(
self.api.stream_abandon(*args, **kwargs), confirm
)
async def support_create(self, claim_id, bid='1.0', confirm=True, **kwargs):
return await self.confirm_and_render(
self.api.support_create(claim_id, bid, **kwargs), confirm
)
async def support_abandon(self, *args, confirm=True, **kwargs):
if 'blocking' not in kwargs:
kwargs['blocking'] = False
return await self.confirm_and_render(
self.api.support_abandon(*args, **kwargs), confirm
)
async def account_fund(self, *args, confirm=True, **kwargs):
return await self.confirm_and_render(
self.api.account_fund(*args, **kwargs), confirm
)
async def account_send(self, *args, confirm=True, **kwargs):
return await self.confirm_and_render(
self.api.account_send(*args, **kwargs), confirm
)
async def wallet_send(self, *args, confirm=True, **kwargs):
return await self.confirm_and_render(
self.api.wallet_send(*args, **kwargs), confirm
)
async def txo_spend(self, *args, confirm=True, **kwargs):
txs = await self.api.txo_spend(*args, **kwargs)
if confirm:
await asyncio.wait([self.ledger.wait(tx) for tx in txs])
await self.generate(1)
await asyncio.wait([self.ledger.wait(tx, self.block_expected) for tx in txs])
return self.sout(txs)
async def resolve(self, uri, **kwargs):
return (await self.out(self.api.resolve(uri, **kwargs)))[uri]
async def claim_search(self, **kwargs):
return (await self.out(self.api.claim_search(**kwargs)))['items']
async def file_list(self, *args, **kwargs):
return (await self.out(self.api.file_list(*args, **kwargs)))['items']
async def txo_list(self, *args, **kwargs):
return (await self.out(self.api.txo_list(*args, **kwargs)))['items']
async def txo_sum(self, *args, **kwargs):
return await self.out(self.api.txo_sum(*args, **kwargs))
async def txo_plot(self, *args, **kwargs):
return await self.out(self.api.txo_plot(*args, **kwargs))
async def claim_list(self, *args, **kwargs):
return (await self.out(self.api.claim_list(*args, **kwargs)))['items']
async def stream_list(self, *args, **kwargs):
return (await self.out(self.api.stream_list(*args, **kwargs)))['items']
async def channel_list(self, *args, **kwargs):
return (await self.out(self.api.channel_list(*args, **kwargs)))['items']
async def collection_list(self, *args, **kwargs):
return (await self.out(self.api.collection_list(*args, **kwargs)))['items']
async def collection_resolve(self, *args, **kwargs):
return (await self.out(self.api.collection_resolve(*args, **kwargs)))['items']
async def transaction_list(self, *args, **kwargs):
return (await self.out(self.api.transaction_list(*args, **kwargs)))['items']
@staticmethod
def get_claim_id(tx):
return tx['outputs'][0]['claim_id']
@staticmethod
def get_address(tx):
return tx['outputs'][0]['address']
class EventGenerator:
def __init__(
self, initial_sync=False, start=None, end=None, block_files=None, claims=None,
takeovers=None, stakes=0, supports=None
):
self.initial_sync = initial_sync
self.block_files = block_files or []
self.claims = claims or []
self.takeovers = takeovers or []
self.stakes = stakes
self.supports = supports or []
self.start_height = start
self.end_height = end
@property
def events(self):
yield from self.blocks_init()
if self.block_files:
yield from self.blocks_main_start()
for block_file in self.block_files:
yield from self.blocks_file(*block_file)
yield from self.blocks_main_finish()
yield from self.spends_steps()
if self.claims:
if not self.initial_sync:
yield from self.claims_init()
yield from self.claims_main_start()
yield from self.claims_insert(self.claims)
if self.initial_sync:
yield from self.generate("blockchain.sync.claims.indexes", ("steps",), 0, None, (8,), (1,))
else:
yield from self.claims_takeovers(self.takeovers)
yield from self.claims_stakes()
yield from self.claims_vacuum()
yield from self.claims_main_finish()
if self.supports:
if not self.initial_sync:
yield from self.supports_init()
yield from self.supports_main_start()
yield from self.supports_insert(self.supports)
if self.initial_sync:
yield from self.generate("blockchain.sync.supports.indexes", ("steps",), 0, None, (3,), (1,))
else:
yield from self.supports_vacuum()
yield from self.supports_main_finish()
def blocks_init(self):
yield from self.generate("blockchain.sync.blocks.init", ("steps",), 0, None, (3,), (1,))
def blocks_main_start(self):
files = len(self.block_files)
blocks = sum([bf[1] for bf in self.block_files])
txs = sum([bf[2] for bf in self.block_files])
claims = sum([c[2] for c in self.claims])
supports = sum([c[2] for c in self.supports])
yield {
"event": "blockchain.sync.blocks.main",
"data": {
"id": 0, "done": (0, 0), "total": (blocks, txs), "units": ("blocks", "txs"),
"starting_height": self.start_height, "ending_height": self.end_height,
"files": files, "claims": claims, "supports": supports
}
}
@staticmethod
def blocks_main_finish():
yield {
"event": "blockchain.sync.blocks.main",
"data": {"id": 0, "done": (-1, -1)}
}
def blocks_files(self, files):
for file in files:
yield from self.blocks_file(*file)
@staticmethod
def blocks_file(file, blocks, txs, steps):
for i, step in enumerate(steps):
if i == 0:
yield {
"event": "blockchain.sync.blocks.file",
"data": {
"id": file,
"done": (0, 0),
"total": (blocks, txs),
"units": ("blocks", "txs"),
"label": f"blk0000{file}.dat",
}
}
yield {
"event": "blockchain.sync.blocks.file",
"data": {"id": file, "done": step}
}
def spends_steps(self):
yield from self.generate(
"blockchain.sync.spends.main", ("steps",), 0, None,
(15 if self.initial_sync else 5,),
(1,)
)
def claims_init(self):
yield from self.generate("blockchain.sync.claims.init", ("steps",), 0, None, (4,), (1,))
def claims_main_start(self):
total = (
sum([c[2] for c in self.claims]) +
sum([c[2] for c in self.takeovers]) +
self.stakes
)
yield {
"event": "blockchain.sync.claims.main",
"data": {
"id": 0, "done": (0,),
"total": (total,),
"units": ("claims",)}
}
@staticmethod
def claims_main_finish():
yield {
"event": "blockchain.sync.claims.main",
"data": {"id": 0, "done": (-1,)}
}
def claims_insert(self, heights):
for start, end, total, count in heights:
yield from self.generate(
"blockchain.sync.claims.insert", ("claims",), start,
f"add claims {start}- {end}", (total,), (count,)
)
def claims_takeovers(self, heights):
for start, end, total, count in heights:
yield from self.generate(
"blockchain.sync.claims.takeovers", ("claims",), 0,
f"mod winner {start}- {end}", (total,), (count,)
)
def claims_stakes(self):
yield from self.generate(
"blockchain.sync.claims.stakes", ("claims",), 0, None, (self.stakes,), (self.stakes,)
)
def claims_vacuum(self):
yield from self.generate(
"blockchain.sync.claims.vacuum", ("steps",), 0, None, (2,), (1,)
)
def supports_init(self):
yield from self.generate("blockchain.sync.supports.init", ("steps",), 0, None, (2,), (1,))
def supports_main_start(self):
yield {
"event": "blockchain.sync.supports.main",
"data": {
"id": 0, "done": (0,),
"total": (sum([c[2] for c in self.supports]),),
"units": ("supports",)
}
}
@staticmethod
def supports_main_finish():
yield {
"event": "blockchain.sync.supports.main",
"data": {"id": 0, "done": (-1,)}
}
def supports_insert(self, heights):
for start, end, total, count in heights:
yield from self.generate(
"blockchain.sync.supports.insert", ("supports",), start,
f"add supprt {start}" if start == end else f"add supprt {start}- {end}",
(total,), (count,)
)
def supports_vacuum(self):
yield from self.generate(
"blockchain.sync.supports.vacuum", ("steps",), 0, None, (1,), (1,)
)
@staticmethod
def generate(name, units, eid, label, total, steps):
done = (0,)*len(total)
while not all(d >= t for d, t in zip(done, total)):
if done[0] == 0:
first_event = {
"event": name,
"data": {
"id": eid,
"done": done,
"total": total,
"units": units,
}
}
if label is not None:
first_event["data"]["label"] = label
yield first_event
done = tuple(min(d+s, t) for d, s, t in zip(done, steps, total))
yield {
"event": name,
"data": {
"id": eid,
"done": done,
}
}