cic-internal-integration/apps/cic-eth/cic_eth/check/gas.py

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# standard imports
import logging
# external imports
from chainlib.connection import RPCConnection
from chainlib.chain import ChainSpec
from chainlib.eth.gas import balance
# local imports
from cic_eth.db.models.role import AccountRole
from cic_eth.db.models.base import SessionBase
from cic_eth.db.enum import LockEnum
from cic_eth.error import LockedError
from cic_eth.admin.ctrl import check_lock
logg = logging.getLogger().getChild(__name__)
def health(*args, **kwargs):
session = SessionBase.create_session()
config = kwargs['config']
chain_spec = ChainSpec.from_chain_str(config.get('CIC_CHAIN_SPEC'))
logg.debug('check gas balance of gas gifter for chain {}'.format(chain_spec))
try:
check_lock(None, None, LockEnum.INIT)
except LockedError:
logg.warning('INIT lock is set, skipping GAS GIFTER balance check.')
return True
gas_provider = AccountRole.get_address('GAS_GIFTER', session=session)
session.close()
rpc = RPCConnection.connect(chain_spec, 'default')
o = balance(gas_provider)
r = rpc.do(o)
try:
r = int(r, 16)
except TypeError:
r = int(r)
gas_min = int(config.get('ETH_GAS_GIFTER_MINIMUM_BALANCE'))
if r < gas_min:
logg.error('EEK! gas gifter has balance {}, below minimum {}'.format(r, gas_min))
return False
return True