70 lines
2.1 KiB
Python
70 lines
2.1 KiB
Python
# standard imports
|
||
import logging
|
||
import datetime
|
||
|
||
# external imports
|
||
from chainlib.eth.constant import ZERO_ADDRESS
|
||
from chainlib.eth.tx import (
|
||
unpack,
|
||
raw,
|
||
)
|
||
from hexathon import (
|
||
add_0x,
|
||
strip_0x,
|
||
)
|
||
from chainqueue.enum import (
|
||
StatusBits,
|
||
errors as queue_errors,
|
||
)
|
||
|
||
# local imports
|
||
from chainqueue.adapters.base import Adapter
|
||
|
||
logg = logging.getLogger(__name__)
|
||
|
||
|
||
class EthAdapter(Adapter):
|
||
|
||
def translate(self, bytecode, chain_spec):
|
||
logg.debug('bytecode {}'.format(bytecode))
|
||
tx = unpack(bytecode, chain_spec)
|
||
tx['source_token'] = ZERO_ADDRESS
|
||
tx['destination_token'] = ZERO_ADDRESS
|
||
tx['from_value'] = tx['value']
|
||
tx['to_value'] = tx['value']
|
||
return tx
|
||
|
||
|
||
def dispatch(self, chain_spec, rpc, tx_hash, signed_tx, session=None):
|
||
o = raw(signed_tx)
|
||
r = self.backend.dispatch(chain_spec, rpc, tx_hash, o)
|
||
return r
|
||
|
||
|
||
def upcoming(self, chain_spec, session=None):
|
||
txs = self.backend.get(chain_spec, self.translate, session=session, status=StatusBits.QUEUED, not_status=StatusBits.IN_NETWORK)
|
||
before = datetime.datetime.utcnow() - self.error_retry_threshold
|
||
errored_txs = self.backend.get(chain_spec, self.translate, session=session, status=StatusBits.LOCAL_ERROR, not_status=StatusBits.FINAL, before=before, requeue=True)
|
||
for tx_hash in errored_txs.keys():
|
||
txs[tx_hash] = errored_txs[tx_hash]
|
||
return txs
|
||
|
||
|
||
def add(self, bytecode, chain_spec, session=None):
|
||
tx = self.translate(bytecode, chain_spec)
|
||
r = self.backend.create(chain_spec, tx['nonce'], tx['from'], tx['hash'], add_0x(bytecode.hex()), session=session)
|
||
if r:
|
||
session.rollback()
|
||
session.close()
|
||
return r
|
||
r = self.backend.cache(tx, session=session)
|
||
session.commit()
|
||
return r
|
||
|
||
|
||
# def cache(self, chain_spec):
|
||
# session = self.backend.create_session()
|
||
# r = self.backend.create(chain_spec, tx['nonce'], tx['from'], tx['hash'], add_0x(bytecode.hex()), session=session)
|
||
# session.close()
|
||
|