cic-internal-integration/apps/cic-eth/cic_eth/admin/ctrl.py

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# standard imports
import datetime
import logging
# external imports
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import celery
from chainlib.eth.constant import ZERO_ADDRESS
from chainlib.chain import ChainSpec
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# local imports
from cic_eth.db.enum import LockEnum
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from cic_eth.db.models.base import SessionBase
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from cic_eth.db.models.lock import Lock
from cic_eth.task import (
CriticalSQLAlchemyTask,
)
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from cic_eth.error import LockedError
celery_app = celery.current_app
logg = logging.getLogger()
@celery_app.task(base=CriticalSQLAlchemyTask)
def lock(chained_input, chain_spec_dict, address=ZERO_ADDRESS, flags=LockEnum.ALL, tx_hash=None):
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"""Task wrapper to set arbitrary locks
:param chain_str: Chain spec string representation
:type chain_str: str
:param flags: Flags to set
:type flags: number
:param address: Ethereum address
:type address: str, 0x-hex
:returns: New lock state for address
:rtype: number
"""
chain_str = '::'
if chain_spec_dict != None:
chain_str = str(ChainSpec.from_dict(chain_spec_dict))
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r = Lock.set(chain_str, flags, address=address, tx_hash=tx_hash)
logg.debug('Locked {} for {}, flag now {}'.format(flags, address, r))
return chained_input
@celery_app.task(base=CriticalSQLAlchemyTask)
def unlock(chained_input, chain_spec_dict, address=ZERO_ADDRESS, flags=LockEnum.ALL):
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"""Task wrapper to reset arbitrary locks
:param chain_str: Chain spec string representation
:type chain_str: str
:param flags: Flags to set
:type flags: number
:param address: Ethereum address
:type address: str, 0x-hex
:returns: New lock state for address
:rtype: number
"""
chain_str = '::'
if chain_spec_dict != None:
chain_str = str(ChainSpec.from_dict(chain_spec_dict))
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r = Lock.reset(chain_str, flags, address=address)
logg.debug('Unlocked {} for {}, flag now {}'.format(flags, address, r))
return chained_input
@celery_app.task(base=CriticalSQLAlchemyTask)
def lock_send(chained_input, chain_spec_dict, address=ZERO_ADDRESS, tx_hash=None):
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"""Task wrapper to set send lock
:param chain_str: Chain spec string representation
:type chain_str: str
:param address: Ethereum address
:type address: str, 0x-hex
:returns: New lock state for address
:rtype: number
"""
chain_str = str(ChainSpec.from_dict(chain_spec_dict))
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r = Lock.set(chain_str, LockEnum.SEND, address=address, tx_hash=tx_hash)
logg.debug('Send locked for {}, flag now {}'.format(address, r))
return chained_input
@celery_app.task(base=CriticalSQLAlchemyTask)
def unlock_send(chained_input, chain_spec_dict, address=ZERO_ADDRESS):
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"""Task wrapper to reset send lock
:param chain_str: Chain spec string representation
:type chain_str: str
:param address: Ethereum address
:type address: str, 0x-hex
:returns: New lock state for address
:rtype: number
"""
chain_str = str(ChainSpec.from_dict(chain_spec_dict))
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r = Lock.reset(chain_str, LockEnum.SEND, address=address)
logg.debug('Send unlocked for {}, flag now {}'.format(address, r))
return chained_input
@celery_app.task(base=CriticalSQLAlchemyTask)
def lock_queue(chained_input, chain_spec_dict, address=ZERO_ADDRESS, tx_hash=None):
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"""Task wrapper to set queue direct lock
:param chain_str: Chain spec string representation
:type chain_str: str
:param address: Ethereum address
:type address: str, 0x-hex
:returns: New lock state for address
:rtype: number
"""
chain_str = str(ChainSpec.from_dict(chain_spec_dict))
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r = Lock.set(chain_str, LockEnum.QUEUE, address=address, tx_hash=tx_hash)
logg.debug('Queue direct locked for {}, flag now {}'.format(address, r))
return chained_input
@celery_app.task(base=CriticalSQLAlchemyTask)
def unlock_queue(chained_input, chain_spec_dict, address=ZERO_ADDRESS):
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"""Task wrapper to reset queue direct lock
:param chain_str: Chain spec string representation
:type chain_str: str
:param address: Ethereum address
:type address: str, 0x-hex
:returns: New lock state for address
:rtype: number
"""
chain_str = str(ChainSpec.from_dict(chain_spec_dict))
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r = Lock.reset(chain_str, LockEnum.QUEUE, address=address)
logg.debug('Queue direct unlocked for {}, flag now {}'.format(address, r))
return chained_input
@celery_app.task(base=CriticalSQLAlchemyTask)
def check_lock(chained_input, chain_spec_dict, lock_flags, address=None):
chain_str = '::'
if chain_spec_dict != None:
chain_str = str(ChainSpec.from_dict(chain_spec_dict))
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session = SessionBase.create_session()
r = Lock.check(chain_str, lock_flags, address=ZERO_ADDRESS, session=session)
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if address != None:
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r |= Lock.check(chain_str, lock_flags, address=address, session=session)
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if r > 0:
logg.debug('lock check {} has match {} for {}'.format(lock_flags, r, address))
session.close()
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raise LockedError(r)
session.flush()
session.close()
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return chained_input
@celery_app.task()
def shutdown(message):
logg.critical('shutdown called: {}'.format(message))
celery_app.control.shutdown() #broadcast('shutdown')