657 lines
23 KiB
Python
657 lines
23 KiB
Python
# standard imports
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import datetime
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import logging
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# external imports
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from sqlalchemy import Column, Enum, String, Integer, DateTime, Text, or_, ForeignKey
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from sqlalchemy.ext.hybrid import hybrid_property, hybrid_method
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# local imports
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from .base import SessionBase
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from cic_eth.db.enum import (
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StatusEnum,
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StatusBits,
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status_str,
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is_error_status,
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)
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from cic_eth.db.error import TxStateChangeError
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#from cic_eth.eth.util import address_hex_from_signed_tx
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logg = logging.getLogger()
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class OtxStateLog(SessionBase):
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__tablename__ = 'otx_state_log'
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date = Column(DateTime, default=datetime.datetime.utcnow)
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status = Column(Integer)
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otx_id = Column(Integer, ForeignKey('otx.id'))
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def __init__(self, otx):
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self.otx_id = otx.id
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self.status = otx.status
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class Otx(SessionBase):
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"""Outgoing transactions with local origin.
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:param nonce: Transaction nonce
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:type nonce: number
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:param address: Ethereum address of recipient - NOT IN USE, REMOVE
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:type address: str
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:param tx_hash: Tranasction hash
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:type tx_hash: str, 0x-hex
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:param signed_tx: Signed raw transaction data
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:type signed_tx: str, 0x-hex
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"""
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__tablename__ = 'otx'
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tracing = False
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"""Whether to enable queue state tracing"""
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nonce = Column(Integer)
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date_created = Column(DateTime, default=datetime.datetime.utcnow)
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tx_hash = Column(String(66))
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signed_tx = Column(Text)
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status = Column(Integer)
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block = Column(Integer)
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def __set_status(self, status, session):
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self.status |= status
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session.add(self)
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session.flush()
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def __reset_status(self, status, session):
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status_edit = ~status & self.status
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self.status &= status_edit
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session.add(self)
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session.flush()
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def __status_already_set(self, status):
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r = bool(self.status & status)
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if r:
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logg.warning('status bit {} already set on {}'.format(status.name, self.tx_hash))
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return r
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def __status_not_set(self, status):
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r = not(self.status & status)
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if r:
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logg.warning('status bit {} not set on {}'.format(status.name, self.tx_hash))
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return r
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def set_block(self, block, session=None):
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"""Set block number transaction was mined in.
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Only manipulates object, does not transaction or commit to backend.
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:param block: Block number
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:type block: number
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:raises cic_eth.db.error.TxStateChangeError: State change represents a sequence of events that should not exist.
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"""
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localsession = session
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if localsession == None:
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localsession = SessionBase.create_session()
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if self.block != None:
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raise TxStateChangeError('Attempted set block {} when block was already {}'.format(block, self.block))
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self.block = block
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localsession.add(self)
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localsession.flush()
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if session==None:
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localsession.commit()
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localsession.close()
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def waitforgas(self, session=None):
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"""Marks transaction as suspended pending gas funding.
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Only manipulates object, does not transaction or commit to backend.
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:raises cic_eth.db.error.TxStateChangeError: State change represents a sequence of events that should not exist.
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"""
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if self.__status_already_set(StatusBits.GAS_ISSUES):
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return
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session = SessionBase.bind_session(session)
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if self.status & StatusBits.FINAL:
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raise TxStateChangeError('GAS_ISSUES cannot be set on an entry with FINAL state set ({})'.format(status_str(self.status)))
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if self.status & StatusBits.IN_NETWORK:
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raise TxStateChangeError('GAS_ISSUES cannot be set on an entry with IN_NETWORK state set ({})'.format(status_str(self.status)))
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self.__set_status(StatusBits.GAS_ISSUES, session)
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self.__reset_status(StatusBits.QUEUED | StatusBits.DEFERRED, session)
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if self.tracing:
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self.__state_log(session=session)
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SessionBase.release_session(session)
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def fubar(self, session=None):
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"""Marks transaction as "fubar." Any transaction marked this way is an anomaly and may be a symptom of a serious problem.
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Only manipulates object, does not transaction or commit to backend.
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"""
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if self.__status_already_set(StatusBits.UNKNOWN_ERROR):
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return
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session = SessionBase.bind_session(session)
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if self.status & StatusBits.FINAL:
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raise TxStateChangeError('FUBAR cannot be set on an entry with FINAL state set ({})'.format(status_str(self.status)))
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if is_error_status(self.status):
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raise TxStateChangeError('FUBAR cannot be set on an entry with an error state already set ({})'.format(status_str(self.status)))
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self.__set_status(StatusBits.UNKNOWN_ERROR | StatusBits.FINAL, session)
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if self.tracing:
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self.__state_log(session=session)
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SessionBase.release_session(session)
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def reject(self, session=None):
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"""Marks transaction as "rejected," which means the node rejected sending the transaction to the network. The nonce has not been spent, and the transaction should be replaced.
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Only manipulates object, does not transaction or commit to backend.
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"""
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if self.__status_already_set(StatusBits.NODE_ERROR):
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return
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session = SessionBase.bind_session(session)
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if self.status & StatusBits.FINAL:
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raise TxStateChangeError('REJECTED cannot be set on an entry with FINAL state set ({})'.format(status_str(self.status)))
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if self.status & StatusBits.IN_NETWORK:
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raise TxStateChangeError('REJECTED cannot be set on an entry already IN_NETWORK ({})'.format(status_str(self.status)))
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if is_error_status(self.status):
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raise TxStateChangeError('REJECTED cannot be set on an entry with an error state already set ({})'.format(status_str(self.status)))
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self.__set_status(StatusBits.NODE_ERROR | StatusBits.FINAL, session)
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if self.tracing:
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self.__state_log(session=session)
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SessionBase.release_session(session)
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def override(self, manual=False, session=None):
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"""Marks transaction as manually overridden.
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Only manipulates object, does not transaction or commit to backend.
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"""
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session = SessionBase.bind_session(session)
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if self.status & StatusBits.FINAL:
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raise TxStateChangeError('OVERRIDDEN/OBSOLETED cannot be set on an entry with FINAL state set ({})'.format(status_str(self.status)))
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if self.status & StatusBits.IN_NETWORK:
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raise TxStateChangeError('OVERRIDDEN/OBSOLETED cannot be set on an entry already IN_NETWORK ({})'.format(status_str(self.status)))
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if self.status & StatusBits.OBSOLETE:
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raise TxStateChangeError('OVERRIDDEN/OBSOLETED cannot be set on an entry already OBSOLETE ({})'.format(status_str(self.status)))
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self.__set_status(StatusBits.OBSOLETE, session)
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#if manual:
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# self.__set_status(StatusBits.MANUAL, session)
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self.__reset_status(StatusBits.QUEUED | StatusBits.IN_NETWORK, session)
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if self.tracing:
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self.__state_log(session=session)
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SessionBase.release_session(session)
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def manual(self, session=None):
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session = SessionBase.bind_session(session)
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if self.status & StatusBits.FINAL:
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raise TxStateChangeError('OVERRIDDEN/OBSOLETED cannot be set on an entry with FINAL state set ({})'.format(status_str(self.status)))
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self.__set_status(StatusBits.MANUAL, session)
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if self.tracing:
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self.__state_log(session=session)
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SessionBase.release_session(session)
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def retry(self, session=None):
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"""Marks transaction as ready to retry after a timeout following a sendfail or a completed gas funding.
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Only manipulates object, does not transaction or commit to backend.
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:raises cic_eth.db.error.TxStateChangeError: State change represents a sequence of events that should not exist.
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"""
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if self.__status_already_set(StatusBits.QUEUED):
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return
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session = SessionBase.bind_session(session)
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if self.status & StatusBits.FINAL:
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raise TxStateChangeError('RETRY cannot be set on an entry with FINAL state set ({})'.format(status_str(self.status)))
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if not is_error_status(self.status) and not StatusBits.IN_NETWORK & self.status > 0:
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raise TxStateChangeError('RETRY cannot be set on an entry that has no error ({})'.format(status_str(self.status)))
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self.__set_status(StatusBits.QUEUED, session)
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self.__reset_status(StatusBits.GAS_ISSUES, session)
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if self.tracing:
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self.__state_log(session=session)
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SessionBase.release_session(session)
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def readysend(self, session=None):
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"""Marks transaction as ready for initial send attempt.
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Only manipulates object, does not transaction or commit to backend.
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:raises cic_eth.db.error.TxStateChangeError: State change represents a sequence of events that should not exist.
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"""
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if self.__status_already_set(StatusBits.QUEUED):
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return
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session = SessionBase.bind_session(session)
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if self.status & StatusBits.FINAL:
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raise TxStateChangeError('READYSEND cannot be set on an entry with FINAL state set ({})'.format(status_str(self.status)))
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if is_error_status(self.status):
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raise TxStateChangeError('READYSEND cannot be set on an errored state ({})'.format(status_str(self.status)))
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self.__set_status(StatusBits.QUEUED, session)
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self.__reset_status(StatusBits.GAS_ISSUES, session)
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if self.tracing:
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self.__state_log(session=session)
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SessionBase.release_session(session)
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def sent(self, session=None):
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"""Marks transaction as having been sent to network.
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Only manipulates object, does not transaction or commit to backend.
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:raises cic_eth.db.error.TxStateChangeError: State change represents a sequence of events that should not exist.
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"""
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if self.__status_already_set(StatusBits.IN_NETWORK):
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return
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session = SessionBase.bind_session(session)
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if self.status & StatusBits.FINAL:
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raise TxStateChangeError('SENT cannot be set on an entry with FINAL state set ({})'.format(status_str(self.status)))
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self.__set_status(StatusBits.IN_NETWORK, session)
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self.__reset_status(StatusBits.DEFERRED | StatusBits.QUEUED | StatusBits.LOCAL_ERROR | StatusBits.NODE_ERROR, session)
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if self.tracing:
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self.__state_log(session=session)
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SessionBase.release_session(session)
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def sendfail(self, session=None):
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"""Marks that an attempt to send the transaction to the network has failed.
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Only manipulates object, does not transaction or commit to backend.
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:raises cic_eth.db.error.TxStateChangeError: State change represents a sequence of events that should not exist.
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"""
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if self.__status_already_set(StatusBits.NODE_ERROR):
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return
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session = SessionBase.bind_session(session)
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if self.status & StatusBits.FINAL:
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raise TxStateChangeError('SENDFAIL cannot be set on an entry with FINAL state set ({})'.format(status_str(self.status)))
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if self.status & StatusBits.IN_NETWORK:
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raise TxStateChangeError('SENDFAIL cannot be set on an entry with IN_NETWORK state set ({})'.format(status_str(self.status)))
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self.__set_status(StatusBits.LOCAL_ERROR | StatusBits.DEFERRED, session)
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self.__reset_status(StatusBits.QUEUED | StatusBits.GAS_ISSUES, session)
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if self.tracing:
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self.__state_log(session=session)
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SessionBase.release_session(session)
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def dequeue(self, session=None):
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"""Marks that a process to execute send attempt is underway
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Only manipulates object, does not transaction or commit to backend.
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:raises cic_eth.db.error.TxStateChangeError: State change represents a sequence of events that should not exist.
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"""
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if self.__status_not_set(StatusBits.QUEUED):
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return
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session = SessionBase.bind_session(session)
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if self.status & StatusBits.FINAL:
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raise TxStateChangeError('SENDFAIL cannot be set on an entry with FINAL state set ({})'.format(status_str(self.status)))
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if self.status & StatusBits.IN_NETWORK:
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raise TxStateChangeError('SENDFAIL cannot be set on an entry with IN_NETWORK state set ({})'.format(status_str(self.status)))
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self.__reset_status(StatusBits.QUEUED, session)
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if self.tracing:
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self.__state_log(session=session)
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SessionBase.release_session(session)
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def minefail(self, block, session=None):
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"""Marks that transaction was mined but code execution did not succeed.
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Only manipulates object, does not transaction or commit to backend.
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:param block: Block number transaction was mined in.
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:type block: number
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:raises cic_eth.db.error.TxStateChangeError: State change represents a sequence of events that should not exist.
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"""
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if self.__status_already_set(StatusBits.NETWORK_ERROR):
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return
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session = SessionBase.bind_session(session)
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if self.status & StatusBits.FINAL:
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raise TxStateChangeError('REVERTED cannot be set on an entry with FINAL state set ({})'.format(status_str(self.status)))
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if not self.status & StatusBits.IN_NETWORK:
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raise TxStateChangeError('REVERTED cannot be set on an entry without IN_NETWORK state set ({})'.format(status_str(self.status)))
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if block != None:
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self.block = block
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self.__set_status(StatusBits.NETWORK_ERROR | StatusBits.FINAL, session)
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if self.tracing:
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self.__state_log(session=session)
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SessionBase.release_session(session)
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def cancel(self, confirmed=False, session=None):
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"""Marks that the transaction has been succeeded by a new transaction with same nonce.
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If set to confirmed, the previous state must be OBSOLETED, and will transition to CANCELLED - a finalized state. Otherwise, the state must follow a non-finalized state, and will be set to OBSOLETED.
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Only manipulates object, does not transaction or commit to backend.
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:param confirmed: Whether transition is to a final state.
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:type confirmed: bool
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:raises cic_eth.db.error.TxStateChangeError: State change represents a sequence of events that should not exist.
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"""
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session = SessionBase.bind_session(session)
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if self.status & StatusBits.FINAL:
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raise TxStateChangeError('CANCEL cannot be set on an entry with FINAL state set ({})'.format(status_str(self.status)))
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if confirmed:
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if not self.status & StatusBits.OBSOLETE:
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raise TxStateChangeError('CANCEL can only be set on an entry marked OBSOLETE ({})'.format(status_str(self.status)))
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self.__set_status(StatusEnum.CANCELLED, session)
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else:
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self.__set_status(StatusEnum.OBSOLETED, session)
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if self.tracing:
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self.__state_log(session=session)
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SessionBase.release_session(session)
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def success(self, block, session=None):
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"""Marks that transaction was successfully mined.
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Only manipulates object, does not transaction or commit to backend.
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:param block: Block number transaction was mined in.
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:type block: number
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:raises cic_eth.db.error.TxStateChangeError: State change represents a sequence of events that should not exist.
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"""
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session = SessionBase.bind_session(session)
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if self.status & StatusBits.FINAL:
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raise TxStateChangeError('SUCCESS cannot be set on an entry with FINAL state set ({})'.format(status_str(self.status)))
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if not self.status & StatusBits.IN_NETWORK:
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raise TxStateChangeError('SUCCESS cannot be set on an entry without IN_NETWORK state set ({})'.format(status_str(self.status)))
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if is_error_status(self.status):
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raise TxStateChangeError('SUCCESS cannot be set on an entry with error state set ({})'.format(status_str(self.status)))
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if block != None:
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self.block = block
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self.__set_status(StatusEnum.SUCCESS, session)
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if self.tracing:
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self.__state_log(session=session)
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SessionBase.release_session(session)
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@staticmethod
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def get(status=0, limit=4096, status_exact=True, session=None):
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"""Returns outgoing transaction lists by status.
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Status may either be matched exactly, or be an upper bound of the integer value of the status enum.
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:param status: Status value to use in query
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:type status: cic_eth.db.enum.StatusEnum
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:param limit: Max results to return
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:type limit: number
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:param status_exact: Whether or not to perform exact status match
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:type bool:
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:returns: List of transaction hashes
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:rtype: tuple, where first element is transaction hash
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"""
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e = None
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session = SessionBase.bind_session(session)
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if status_exact:
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e = session.query(Otx.tx_hash).filter(Otx.status==status).order_by(Otx.date_created.asc()).limit(limit).all()
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else:
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e = session.query(Otx.tx_hash).filter(Otx.status<=status).order_by(Otx.date_created.asc()).limit(limit).all()
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SessionBase.release_session(session)
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return e
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@staticmethod
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def load(tx_hash, session=None):
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"""Retrieves the outgoing transaction record by transaction hash.
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:param tx_hash: Transaction hash
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:type tx_hash: str, 0x-hex
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"""
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session = SessionBase.bind_session(session)
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q = session.query(Otx)
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q = q.filter(Otx.tx_hash==tx_hash)
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SessionBase.release_session(session)
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return q.first()
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@staticmethod
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def account(account_address):
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"""Retrieves all transaction hashes for which the given Ethereum address is sender or recipient.
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:param account_address: Ethereum address to use in query.
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:type account_address: str, 0x-hex
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:returns: Outgoing transactions
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:rtype: tuple, where first element is transaction hash
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"""
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session = Otx.create_session()
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q = session.query(Otx.tx_hash)
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q = q.join(TxCache)
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q = q.filter(or_(TxCache.sender==account_address, TxCache.recipient==account_address))
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txs = q.all()
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session.close()
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return list(txs)
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def __state_log(self, session):
|
|
l = OtxStateLog(self)
|
|
session.add(l)
|
|
|
|
|
|
@staticmethod
|
|
def add(nonce, address, tx_hash, signed_tx, session=None):
|
|
localsession = session
|
|
if localsession == None:
|
|
localsession = SessionBase.create_session()
|
|
|
|
otx = Otx(nonce, address, tx_hash, signed_tx)
|
|
localsession.add(otx)
|
|
localsession.flush()
|
|
if otx.tracing:
|
|
otx.__state_log(session=localsession)
|
|
localsession.flush()
|
|
|
|
if session==None:
|
|
localsession.commit()
|
|
localsession.close()
|
|
return None
|
|
|
|
return otx
|
|
|
|
|
|
def __init__(self, nonce, address, tx_hash, signed_tx):
|
|
self.nonce = nonce
|
|
self.tx_hash = tx_hash
|
|
self.signed_tx = signed_tx
|
|
self.status = StatusEnum.PENDING
|
|
signed_tx_bytes = bytes.fromhex(signed_tx[2:])
|
|
|
|
# sender_address = address_hex_from_signed_tx(signed_tx_bytes)
|
|
# logg.debug('decoded tx {}'.format(sender_address))
|
|
|
|
|
|
|
|
# TODO: Most of the methods on this object are obsolete, but it contains a static function for retrieving "expired" outgoing transactions that should be moved to Otx instead.
|
|
class OtxSync(SessionBase):
|
|
"""Obsolete
|
|
"""
|
|
__tablename__ = 'otx_sync'
|
|
|
|
blockchain = Column(String)
|
|
block_height_backlog = Column(Integer)
|
|
tx_height_backlog = Column(Integer)
|
|
block_height_session = Column(Integer)
|
|
tx_height_session = Column(Integer)
|
|
block_height_head = Column(Integer)
|
|
tx_height_head = Column(Integer)
|
|
date_created = Column(DateTime, default=datetime.datetime.utcnow)
|
|
date_updated = Column(DateTime)
|
|
|
|
|
|
def backlog(self, block_height=None, tx_height=None):
|
|
#session = OtxSync.create_session()
|
|
if block_height != None:
|
|
if tx_height == None:
|
|
raise ValueError('tx height missing')
|
|
self.block_height_backlog = block_height
|
|
self.tx_height_backlog = tx_height
|
|
#session.add(self)
|
|
self.date_updated = datetime.datetime.utcnow()
|
|
#session.commit()
|
|
block_height = self.block_height_backlog
|
|
tx_height = self.tx_height_backlog
|
|
#session.close()
|
|
return (block_height, tx_height)
|
|
|
|
|
|
def session(self, block_height=None, tx_height=None):
|
|
#session = OtxSync.create_session()
|
|
if block_height != None:
|
|
if tx_height == None:
|
|
raise ValueError('tx height missing')
|
|
self.block_height_session = block_height
|
|
self.tx_height_session = tx_height
|
|
#session.add(self)
|
|
self.date_updated = datetime.datetime.utcnow()
|
|
#session.commit()
|
|
block_height = self.block_height_session
|
|
tx_height = self.tx_height_session
|
|
#session.close()
|
|
return (block_height, tx_height)
|
|
|
|
|
|
def head(self, block_height=None, tx_height=None):
|
|
#session = OtxSync.create_session()
|
|
if block_height != None:
|
|
if tx_height == None:
|
|
raise ValueError('tx height missing')
|
|
self.block_height_head = block_height
|
|
self.tx_height_head = tx_height
|
|
#session.add(self)
|
|
self.date_updated = datetime.datetime.utcnow()
|
|
#session.commit()
|
|
block_height = self.block_height_head
|
|
tx_height = self.tx_height_head
|
|
#session.close()
|
|
return (block_height, tx_height)
|
|
|
|
|
|
@hybrid_property
|
|
def synced(self):
|
|
#return self.block_height_session == self.block_height_backlog and self.tx_height_session == self.block_height_backlog
|
|
return self.block_height_session == self.block_height_backlog and self.tx_height_session == self.tx_height_backlog
|
|
|
|
|
|
@staticmethod
|
|
def load(blockchain_string, session):
|
|
q = session.query(OtxSync)
|
|
q = q.filter(OtxSync.blockchain==blockchain_string)
|
|
return q.first()
|
|
|
|
|
|
@staticmethod
|
|
def latest(nonce):
|
|
session = SessionBase.create_session()
|
|
otx = session.query(Otx).filter(Otx.nonce==nonce).order_by(Otx.created.desc()).first()
|
|
session.close()
|
|
return otx
|
|
|
|
|
|
@staticmethod
|
|
def get_expired(datetime_threshold):
|
|
session = SessionBase.create_session()
|
|
q = session.query(Otx)
|
|
q = q.filter(Otx.date_created<datetime_threshold)
|
|
q = q.filter(Otx.status==StatusEnum.SENT)
|
|
q = q.order_by(Otx.date_created.desc())
|
|
q = q.group_by(Otx.nonce)
|
|
q = q.group_by(Otx.id)
|
|
otxs = q.all()
|
|
session.close()
|
|
return otxs
|
|
|
|
|
|
def chain(self):
|
|
return self.blockchain
|
|
|
|
|
|
def __init__(self, blockchain):
|
|
self.blockchain = blockchain
|
|
self.block_height_head = 0
|
|
self.tx_height_head = 0
|
|
self.block_height_session = 0
|
|
self.tx_height_session = 0
|
|
self.block_height_backlog = 0
|
|
self.tx_height_backlog = 0
|