chaind-eth/chaind/eth/runnable/syncer.py
2022-05-14 16:15:02 +00:00

103 lines
3.1 KiB
Python

# standard imports
import os
import logging
# external imports
import chainlib.eth.cli
from chaind.setup import Environment
from chaind.filter import StateFilter
from chainlib.eth.block import block_latest
from hexathon import strip_0x
from chainsyncer.store.fs import SyncFsStore
from chainsyncer.driver.chain_interface import ChainInterfaceDriver
from chainsyncer.error import SyncDone
from chainlib.eth.cli.arg import (
Arg,
ArgFlag,
process_args,
)
from chainlib.eth.cli.config import (
Config,
process_config,
)
from chainsyncer.cli.arg import (
apply_arg as apply_arg_sync,
apply_flag as apply_flag_sync,
)
from chainsyncer.data import config_dir as chainsyncer_config_dir
from chaind.data import config_dir as chaind_config_dir
from chaind.cli.arg import (
apply_arg,
apply_flag,
)
from chainlib.eth.cli.log import process_log
from chaind.settings import ChaindSettings
from chaind.cli.config import process_config as process_config_local
from chainsyncer.cli.config import process_config as process_config_syncer
# local imports
from chaind.eth.cache import EthCacheTx
from chaind.eth.settings import (
process_settings,
process_sync,
)
logg = logging.getLogger()
script_dir = os.path.dirname(os.path.realpath(__file__))
config_dir = os.path.join(script_dir, '..', 'data', 'config')
env = Environment(domain='eth', env=os.environ)
arg_flags = ArgFlag()
arg_flags = apply_flag_sync(arg_flags)
arg_flags = apply_flag(arg_flags)
arg = Arg(arg_flags)
arg = apply_arg_sync(arg)
arg = apply_arg(arg)
flags = arg_flags.STD_BASE | arg_flags.CHAIN_SPEC | arg_flags.PROVIDER | arg_flags.SEQ | arg_flags.STATE
flags = arg_flags.more(flags, arg_flags.SYNC_RANGE_EXT)
flags = arg_flags.more(flags, arg_flags.CHAIND_BASE)
argparser = chainlib.eth.cli.ArgumentParser()
argparser = process_args(argparser, arg, flags)
args = argparser.parse_args()
logg = process_log(args, logg)
config = Config()
config.add_schema_dir(chainsyncer_config_dir)
config.add_schema_dir(chaind_config_dir)
config = process_config(config, arg, args, flags)
config = process_config_local(config, arg, args, flags)
config = process_config_syncer(config, arg, args, flags)
config.add('eth', 'CHAIND_ENGINE', False)
config.add('sync', 'CHAIND_COMPONENT', False)
logg.debug('config loaded:\n{}'.format(config))
settings = ChaindSettings(include_sync=True)
settings = process_settings(settings, config)
settings = process_sync(settings, config)
logg.debug('settings loaded:\n{}'.format(settings))
def main():
fltr = StateFilter(settings.get('CHAIN_SPEC'), settings.dir_for('queue'), EthCacheTx)
sync_store = SyncFsStore(settings.get('SESSION_DATA_PATH'), session_id=settings.get('SESSION_ID'))
sync_store.register(fltr)
logg.debug('session block offset {}'.format(settings.get('SYNCER_OFFSET')))
drv = ChainInterfaceDriver(sync_store, settings.get('SYNCER_INTERFACE'), offset=settings.get('SYNCER_OFFSET'), target=settings.get('SYNCER_LIMIT'))
try:
drv.run(settings.get('CONN'))
except SyncDone as e:
logg.info('sync done: {}'.format(e))
if __name__ == '__main__':
main()