# standard imports import os import sys import logging import argparse import re import datetime # external imports import confini import celery from cic_eth_registry import CICRegistry from chainlib.chain import ChainSpec from chainlib.eth.tx import unpack from chainlib.connection import RPCConnection from chainlib.eth.block import ( block_latest, block_by_number, Block, ) from chainsyncer.driver import HeadSyncer from chainsyncer.backend import MemBackend from chainsyncer.error import NoBlockForYou # local imports from cic_eth.db import dsn_from_config from cic_eth.db import SessionBase from cic_eth.queue.tx import ( get_status_tx, get_tx, # get_upcoming_tx, ) from cic_eth.admin.ctrl import lock_send from cic_eth.db.enum import ( StatusEnum, StatusBits, LockEnum, ) logging.basicConfig(level=logging.WARNING) logg = logging.getLogger() config_dir = os.path.join('/usr/local/etc/cic-eth') argparser = argparse.ArgumentParser(description='daemon that monitors transactions in new blocks') argparser.add_argument('-p', '--provider', dest='p', type=str, help='rpc provider') argparser.add_argument('-c', type=str, default=config_dir, help='config root to use') argparser.add_argument('-i', '--chain-spec', dest='i', type=str, help='chain spec') argparser.add_argument('--batch-size', dest='batch_size', type=int, default=50, help='max amount of txs to resend per iteration') argparser.add_argument('--retry-delay', dest='retry_delay', type=int, help='seconds to wait for retrying a transaction that is marked as sent') argparser.add_argument('--env-prefix', default=os.environ.get('CONFINI_ENV_PREFIX'), dest='env_prefix', type=str, help='environment prefix for variables to overwrite configuration') 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') args = argparser.parse_args(sys.argv[1:]) if args.v == True: logging.getLogger().setLevel(logging.INFO) elif args.vv == True: logging.getLogger().setLevel(logging.DEBUG) config_dir = os.path.join(args.c) os.makedirs(config_dir, 0o777, True) config = confini.Config(config_dir, args.env_prefix) config.process() # override args args_override = { 'ETH_PROVIDER': getattr(args, 'p'), 'CIC_CHAIN_SPEC': getattr(args, 'i'), 'CIC_TX_RETRY_DELAY': getattr(args, 'retry_delay'), } 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)) config.add(args.batch_size, '_BATCH_SIZE', True) app = celery.Celery(backend=config.get('CELERY_RESULT_URL'), broker=config.get('CELERY_BROKER_URL')) queue = args.q chain_spec = ChainSpec.from_chain_str(config.get('CIC_CHAIN_SPEC')) RPCConnection.register_location(config.get('ETH_PROVIDER'), chain_spec, tag='default') dsn = dsn_from_config(config) SessionBase.connect(dsn, debug=config.true('DATABASE_DEBUG')) straggler_delay = int(config.get('CIC_TX_RETRY_DELAY')) # TODO: we already have the signed raw tx in get, so its a waste of cycles to get_tx here def sendfail_filter(w3, tx_hash, rcpt, chain_spec): tx_dict = get_tx(tx_hash) tx = unpack_signed_raw_tx_hex(tx_dict['signed_tx'], chain_spec.chain_id()) logg.debug('submitting tx {} for retry'.format(tx_hash)) s_check = celery.signature( 'cic_eth.admin.ctrl.check_lock', [ tx_hash, chain_str, LockEnum.QUEUE, tx['from'], ], queue=queue, ) # s_resume = celery.signature( # 'cic_eth.eth.tx.resume_tx', # [ # chain_str, # ], # queue=queue, # ) # s_retry_status = celery.signature( # 'cic_eth.queue.state.set_ready', # [], # queue=queue, # ) s_resend = celery.signature( 'cic_eth.eth.tx.resend_with_higher_gas', [ chain_str, ], queue=queue, ) #s_resume.link(s_retry_status) #s_check.link(s_resume) s_check.link(s_resend) s_check.apply_async() # TODO: can we merely use the dispatcher instead? def dispatch(conn, chain_spec): txs = get_status_tx(StatusEnum.RETRY, before=datetime.datetime.utcnow()) if len(txs) == 0: logg.debug('no retry state txs found') return #signed_txs = list(txs.values()) #logg.debug('signed txs {} chain {}'.format(signed_txs, chain_str)) #for tx in signed_txs: for k in txs.keys(): #tx_cache = get_tx_cache(k) tx_raw = txs[k] tx = unpack_signed_raw_tx_hex(tx_raw, chain_spec.chain_id()) s_check = celery.signature( 'cic_eth.admin.ctrl.check_lock', [ [tx_raw], chain_str, LockEnum.QUEUE, tx['from'], ], queue=queue, ) s_send = celery.signature( 'cic_eth.eth.tx.send', [ chain_str, ], queue=queue, ) s_check.link(s_send) t = s_check.apply_async() # try: # r = t.get() # logg.debug('submitted as {} result {} with queue task {}'.format(t, r, t.children[0].get())) # except PermanentTxError as e: # logg.error('tx {} permanently failed: {}'.format(tx, e)) # except TemporaryTxError as e: # logg.error('tx {} temporarily failed: {}'.format(tx, e)) # # #def straggler_filter(w3, tx, rcpt, chain_str): # before = datetime.datetime.utcnow() - datetime.timedelta(seconds=straggler_delay) # txs = get_status_tx(StatusEnum.SENT, before) # if len(txs) == 0: # logg.debug('no straggler txs found') # return # txs = list(txs.keys()) # logg.debug('straggler txs {} chain {}'.format(signed_txs, chain_str)) # s_send = celery.signature( # 'cic_eth.eth.resend_with_higher_gas', # [ # txs, # chain_str, # ], # queue=queue, # ) # s_send.apply_async() class StragglerFilter: def __init__(self, chain_spec, queue='cic-eth'): self.chain_spec = chain_spec self.queue = queue def filter(self, conn, block, tx, db_session=None): logg.debug('tx {}'.format(tx)) s_send = celery.signature( 'cic_eth.eth.tx.resend_with_higher_gas', [ tx, self.chain_spec.asdict(), ], queue=self.queue, ) return s_send.apply_async() #return s_send def __str__(self): return 'stragglerfilter' class RetrySyncer(HeadSyncer): def __init__(self, conn, chain_spec, stalled_grace_seconds, batch_size=50, failed_grace_seconds=None): backend = MemBackend(chain_spec, None) super(RetrySyncer, self).__init__(backend) self.chain_spec = chain_spec if failed_grace_seconds == None: failed_grace_seconds = stalled_grace_seconds self.stalled_grace_seconds = stalled_grace_seconds self.failed_grace_seconds = failed_grace_seconds self.batch_size = batch_size self.conn = conn def get(self, conn): o = block_latest() r = conn.do(o) (pair, flags) = self.backend.get() n = int(r, 16) if n == pair[0]: raise NoBlockForYou('block {} already checked'.format(n)) o = block_by_number(n) r = conn.do(o) b = Block(r) return b def process(self, conn, block): before = datetime.datetime.utcnow() - datetime.timedelta(seconds=self.stalled_grace_seconds) stalled_txs = get_status_tx( StatusBits.IN_NETWORK.value, not_status=StatusBits.FINAL | StatusBits.MANUAL | StatusBits.OBSOLETE, before=before, limit=self.batch_size, ) # stalled_txs = get_upcoming_tx( # status=StatusBits.IN_NETWORK.value, # not_status=StatusBits.FINAL | StatusBits.MANUAL | StatusBits.OBSOLETE, # before=before, # limit=self.batch_size, # ) for tx in stalled_txs: self.filter.apply(self.conn, block, tx) self.backend.set(block.number, 0) def main(): #o = block_latest() conn = RPCConnection.connect(chain_spec, 'default') #block = conn.do(o) syncer = RetrySyncer(conn, chain_spec, straggler_delay, batch_size=config.get('_BATCH_SIZE')) syncer.backend.set(0, 0) syncer.add_filter(StragglerFilter(chain_spec, queue=queue)) syncer.loop(float(straggler_delay), conn) if __name__ == '__main__': main()