144 lines
4.5 KiB
Python
144 lines
4.5 KiB
Python
# standard imports
|
|
import logging
|
|
|
|
# external imports
|
|
import celery
|
|
from chainlib.chain import ChainSpec
|
|
from chainlib.connection import RPCConnection
|
|
from chainlib.eth.tx import (
|
|
unpack,
|
|
TxFactory,
|
|
)
|
|
from chainlib.eth.gas import OverrideGasOracle
|
|
from chainqueue.query import get_tx
|
|
from chainqueue.state import set_cancel
|
|
from chainqueue.db.models.otx import Otx
|
|
from chainqueue.db.models.tx import TxCache
|
|
from hexathon import strip_0x
|
|
from potaahto.symbols import snake_and_camel
|
|
|
|
# local imports
|
|
from cic_eth.db.models.base import SessionBase
|
|
from cic_eth.db.models.nonce import Nonce
|
|
from cic_eth.admin.ctrl import (
|
|
lock_send,
|
|
unlock_send,
|
|
lock_queue,
|
|
unlock_queue,
|
|
)
|
|
from cic_eth.queue.tx import queue_create
|
|
from cic_eth.eth.gas import create_check_gas_task
|
|
|
|
celery_app = celery.current_app
|
|
logg = logging.getLogger()
|
|
|
|
|
|
@celery_app.task(bind=True)
|
|
def shift_nonce(self, chain_str, tx_hash_orig_hex, delta=1):
|
|
"""Shift all transactions with nonces higher than the offset by the provided position delta.
|
|
|
|
Transactions who are replaced by transactions that move nonces will be marked as OVERRIDDEN.
|
|
|
|
:param chainstr: Chain specification string representation
|
|
:type chainstr: str
|
|
:param tx_hash_orig_hex: Transaction hash to resolve to sender and nonce to use as shift offset
|
|
:type tx_hash_orig_hex: str, 0x-hex
|
|
:param delta: Amount
|
|
"""
|
|
chain_spec = ChainSpec.from_chain_str(chain_str)
|
|
rpc = RPCConnection.connect(chain_spec, 'default')
|
|
rpc_signer = RPCConnection.connect(chain_spec, 'signer')
|
|
queue = None
|
|
try:
|
|
queue = self.request.delivery_info.get('routing_key')
|
|
except AttributeError:
|
|
pass
|
|
|
|
session = SessionBase.create_session()
|
|
tx_brief = get_tx(chain_spec, tx_hash_orig_hex, session=session)
|
|
tx_raw = bytes.fromhex(strip_0x(tx_brief['signed_tx']))
|
|
tx = unpack(tx_raw, chain_spec)
|
|
nonce = tx_brief['nonce']
|
|
address = tx['from']
|
|
|
|
logg.debug('shifting nonce {} position(s) for address {}, offset {}'.format(delta, address, nonce))
|
|
|
|
lock_queue(None, chain_spec.asdict(), address=address)
|
|
lock_send(None, chain_spec.asdict(), address=address)
|
|
|
|
q = session.query(Otx)
|
|
q = q.join(TxCache)
|
|
q = q.filter(TxCache.sender==address)
|
|
q = q.filter(Otx.nonce>=nonce+delta)
|
|
q = q.order_by(Otx.nonce.asc())
|
|
otxs = q.all()
|
|
|
|
tx_hashes = []
|
|
txs = []
|
|
for otx in otxs:
|
|
tx_raw = bytes.fromhex(strip_0x(otx.signed_tx))
|
|
tx_new = unpack(tx_raw, chain_spec)
|
|
tx_new = snake_and_camel(tx_new)
|
|
|
|
tx_previous_hash_hex = tx_new['hash']
|
|
tx_previous_nonce = tx_new['nonce']
|
|
|
|
del(tx_new['hash'])
|
|
del(tx_new['hash_unsigned'])
|
|
tx_new['gas_price'] += 1
|
|
tx_new['gasPrice'] = tx_new['gas_price']
|
|
tx_new['nonce'] -= delta
|
|
|
|
logg.debug('tx_nex {}'.format(tx_new))
|
|
gas_oracle = OverrideGasOracle(limit=tx_new['gas'], price=tx_new['gas_price'] + 1) # TODO: it should be possible to merely set this price here and if missing in the existing struct then fill it in (chainlib.eth.tx)
|
|
c = TxFactory(chain_spec, signer=rpc_signer, gas_oracle=gas_oracle)
|
|
(tx_hash_hex, tx_signed_raw_hex) = c.build_raw(tx_new)
|
|
logg.debug('tx {} -> {} nonce {} -> {}'.format(tx_previous_hash_hex, tx_hash_hex, tx_previous_nonce, tx_new['nonce']))
|
|
|
|
otx = Otx(
|
|
tx_new['nonce'],
|
|
tx_hash_hex,
|
|
tx_signed_raw_hex,
|
|
)
|
|
session.add(otx)
|
|
session.commit()
|
|
|
|
# TODO: cancel all first, then replace. Otherwise we risk two non-locked states for two different nonces.
|
|
set_cancel(chain_spec, tx_previous_hash_hex, manual=True, session=session)
|
|
|
|
TxCache.clone(tx_previous_hash_hex, tx_hash_hex, session=session)
|
|
|
|
tx_hashes.append(tx_hash_hex)
|
|
txs.append(tx_signed_raw_hex)
|
|
|
|
session.close()
|
|
|
|
s = create_check_gas_task(
|
|
txs,
|
|
chain_spec,
|
|
tx_new['from'],
|
|
gas=tx_new['gas'],
|
|
tx_hashes_hex=tx_hashes,
|
|
queue=queue,
|
|
)
|
|
|
|
s_unlock_send = celery.signature(
|
|
'cic_eth.admin.ctrl.unlock_send',
|
|
[
|
|
chain_spec.asdict(),
|
|
tx_new['from'],
|
|
],
|
|
queue=queue,
|
|
)
|
|
s_unlock_direct = celery.signature(
|
|
'cic_eth.admin.ctrl.unlock_queue',
|
|
[
|
|
chain_spec.asdict(),
|
|
tx_new['from'],
|
|
],
|
|
queue=queue,
|
|
)
|
|
s_unlocks = celery.group(s_unlock_send, s_unlock_direct)
|
|
s.link(s_unlocks)
|
|
s.apply_async()
|