chaintool/chainsyncer
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Add evm connector

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This commit is contained in:
nolash
2021-02-03 20:55:39 +01:00
parent e8370de015
commit 66c0fd0b51
19 changed files with 650 additions and 29 deletions
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52
cic_syncer/runnable/tracker.py
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@@ -9,23 +9,18 @@ import re
# third-party imports
import confini
import rlp
# local imports
from cic_syncer.driver import HeadSyncer
from cic_syncer.db import dsn_from_config
from cic_syncer.db.models.base import SessionBase
from cic_syncer.client.evm.websocket import EVMWebsocketClient
logging.basicConfig(level=logging.WARNING)
logg = logging.getLogger()
logging.getLogger('websockets.protocol').setLevel(logging.CRITICAL)
logging.getLogger('web3.RequestManager').setLevel(logging.CRITICAL)
logging.getLogger('web3.providers.WebsocketProvider').setLevel(logging.CRITICAL)
logging.getLogger('web3.providers.HTTPProvider').setLevel(logging.CRITICAL)
config_dir = os.path.join('/usr/local/etc/cic-eth')
config_dir = '/usr/local/etc/cic-syncer'
argparser = argparse.ArgumentParser(description='daemon that monitors transactions in new blocks')
argparser.add_argument('-p', '--provider', dest='p', type=str, help='chain rpc provider address')
argparser.add_argument('-c', type=str, default=config_dir, help='config root to use')
argparser.add_argument('-i', '--chain-spec', type=str, dest='i', help='chain spec')
argparser.add_argument('--abi-dir', dest='abi_dir', type=str, help='Directory containing bytecode and abi')
@@ -33,7 +28,6 @@ argparser.add_argument('--env-prefix', default=os.environ.get('CONFINI_ENV_PREFI
argparser.add_argument('-q', type=str, default='cic-eth', help='celery queue to submit transaction tasks to')
argparser.add_argument('-v', help='be verbose', action='store_true')
argparser.add_argument('-vv', help='be more verbose', action='store_true')
argparser.add_argument('mode', type=str, help='sync mode: (head|history)', default='head')
args = argparser.parse_args(sys.argv[1:])
if args.v == True:
@@ -47,15 +41,15 @@ config = confini.Config(config_dir, args.env_prefix)
config.process()
# override args
args_override = {
'ETH_ABI_DIR': getattr(args, 'abi_dir'),
'CIC_CHAIN_SPEC': getattr(args, 'i'),
'ETH_PROVIDER': getattr(args, 'p'),
}
config.dict_override(args_override, 'cli flag')
config.censor('PASSWORD', 'DATABASE')
config.censor('PASSWORD', 'SSL')
logg.debug('config loaded from {}:\n{}'.format(config_dir, config))
app = celery.Celery(backend=config.get('CELERY_RESULT_URL'), broker=config.get('CELERY_BROKER_URL'))
#app = celery.Celery(backend=config.get('CELERY_RESULT_URL'), broker=config.get('CELERY_BROKER_URL'))
queue = args.q
@@ -94,24 +88,28 @@ def tx_filter(w3, tx, rcpt, chain_spec):
return t
re_websocket = re.compile('^wss?://')
re_http = re.compile('^https?://')
blockchain_provider = config.get('ETH_PROVIDER')
if re.match(re_websocket, blockchain_provider) != None:
blockchain_provider = WebsocketProvider(blockchain_provider)
elif re.match(re_http, blockchain_provider) != None:
blockchain_provider = HTTPProvider(blockchain_provider)
else:
raise ValueError('unknown provider url {}'.format(blockchain_provider))
c = EVMWebsocketClient(config.get('ETH_PROVIDER'))
chain = args.i
#blockchain_provider = config.get('ETH_PROVIDER')
#if re.match(re_websocket, blockchain_provider) != None:
# blockchain_provider = WebsocketProvider(blockchain_provider)
#elif re.match(re_http, blockchain_provider) != None:
# blockchain_provider = HTTPProvider(blockchain_provider)
#else:
# raise ValueError('unknown provider url {}'.format(blockchain_provider))
#
def main():
chain_spec = ChainSpec.from_chain_str(config.get('CIC_CHAIN_SPEC'))
c = RpcClient(chain_spec)
#chain_spec = ChainSpec.from_chain_str(config.get('CIC_CHAIN_SPEC'))
#c = RpcClient(chain_spec)
block_offset = c.w3.eth.blockNumber
chain = str(chain_spec)
block_offset = c.block_number()
logg.debug('block offset {}'.format(block_offset))
return
syncer = SyncerBackend.live(chain, block_offset+1)
for cb in config.get('TASKS_SYNCER_CALLBACKS', '').split(','):
task_split = cb.split(':')