113 lines
2.9 KiB
Python
113 lines
2.9 KiB
Python
# import
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import time
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import requests
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import logging
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import uuid
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# external imports
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import celery
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import sqlalchemy
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from chainlib.eth.constant import ZERO_ADDRESS
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from chainlib.eth.nonce import RPCNonceOracle
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from chainlib.eth.gas import RPCGasOracle
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import liveness.linux
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# local imports
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from cic_eth.error import SeppukuError
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from cic_eth.db.models.base import SessionBase
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logg = logging.getLogger().getChild(__name__)
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celery_app = celery.current_app
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class BaseTask(celery.Task):
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session_func = SessionBase.create_session
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call_address = ZERO_ADDRESS
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create_nonce_oracle = RPCNonceOracle
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create_gas_oracle = RPCGasOracle
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default_token_address = None
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default_token_symbol = None
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run_dir = '/run'
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def create_session(self):
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return BaseTask.session_func()
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def log_banner(self):
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logg.debug('task {} root uuid {}'.format(self.__class__.__name__, self.request.root_id))
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return
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def on_failure(self, exc, task_id, args, kwargs, einfo):
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if isinstance(exc, SeppukuError):
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liveness.linux.reset(rundir=self.run_dir)
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logg.critical(einfo)
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msg = 'received critical exception {}, calling shutdown'.format(str(exc))
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s = celery.signature(
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'cic_eth.admin.ctrl.shutdown',
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[msg],
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queue=self.request.delivery_info.get('routing_key'),
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)
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s.apply_async()
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class CriticalTask(BaseTask):
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retry_jitter = True
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retry_backoff = True
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retry_backoff_max = 8
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class CriticalSQLAlchemyTask(CriticalTask):
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autoretry_for = (
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sqlalchemy.exc.DatabaseError,
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sqlalchemy.exc.TimeoutError,
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sqlalchemy.exc.ResourceClosedError,
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)
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class CriticalWeb3Task(CriticalTask):
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autoretry_for = (
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requests.exceptions.ConnectionError,
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)
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safe_gas_threshold_amount = 2000000000 * 60000 * 3
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safe_gas_refill_amount = safe_gas_threshold_amount * 5
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class CriticalSQLAlchemyAndWeb3Task(CriticalTask):
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autoretry_for = (
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sqlalchemy.exc.DatabaseError,
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sqlalchemy.exc.TimeoutError,
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requests.exceptions.ConnectionError,
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sqlalchemy.exc.ResourceClosedError,
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)
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safe_gas_threshold_amount = 2000000000 * 60000 * 3
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safe_gas_refill_amount = safe_gas_threshold_amount * 5
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class CriticalSQLAlchemyAndSignerTask(CriticalTask):
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autoretry_for = (
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sqlalchemy.exc.DatabaseError,
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sqlalchemy.exc.TimeoutError,
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sqlalchemy.exc.ResourceClosedError,
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)
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class CriticalWeb3AndSignerTask(CriticalTask):
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autoretry_for = (
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requests.exceptions.ConnectionError,
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)
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safe_gas_threshold_amount = 2000000000 * 60000 * 3
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safe_gas_refill_amount = safe_gas_threshold_amount * 5
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@celery_app.task(bind=True, base=BaseTask)
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def hello(self):
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time.sleep(0.1)
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return id(SessionBase.create_session)
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@celery_app.task()
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def check_health(self):
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pass
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