cic-stack/apps/cic-eth/cic_eth/runnable/daemons/tasker.py

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# standard imports
import sys
import os
import logging
import argparse
import tempfile
import re
import urllib
import websocket
# external imports
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import celery
import confini
from chainlib.connection import RPCConnection
from chainlib.eth.connection import EthUnixSignerConnection
from chainlib.chain import ChainSpec
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from chainqueue.db.models.otx import Otx
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# local imports
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from cic_eth.eth import (
erc20,
tx,
account,
nonce,
gas,
)
from cic_eth.admin import (
debug,
ctrl,
)
from cic_eth.queue import (
query,
balance,
state,
tx,
lock,
time,
)
from cic_eth.callbacks import (
Callback,
http,
#tcp,
redis,
)
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from cic_eth.db.models.base import SessionBase
from cic_eth.db import dsn_from_config
from cic_eth.ext import tx
from cic_eth.registry import (
connect as connect_registry,
connect_declarator,
connect_token_registry,
)
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logging.basicConfig(level=logging.WARNING)
logg = logging.getLogger()
config_dir = os.path.join('/usr/local/etc/cic-eth')
argparser = argparse.ArgumentParser()
argparser.add_argument('-p', '--provider', dest='p', type=str, help='rpc provider')
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argparser.add_argument('-c', type=str, default=config_dir, help='config file')
argparser.add_argument('-q', type=str, default='cic-eth', help='queue name for worker tasks')
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argparser.add_argument('-r', type=str, help='CIC registry address')
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argparser.add_argument('--abi-dir', dest='abi_dir', type=str, help='Directory containing bytecode and abi')
argparser.add_argument('--trace-queue-status', default=None, dest='trace_queue_status', action='store_true', help='set to perist all queue entry status changes to storage')
argparser.add_argument('-i', '--chain-spec', dest='i', type=str, help='chain spec')
argparser.add_argument('--env-prefix', default=os.environ.get('CONFINI_ENV_PREFIX'), dest='env_prefix', type=str, help='environment prefix for variables to overwrite configuration')
argparser.add_argument('-v', action='store_true', help='be verbose')
argparser.add_argument('-vv', action='store_true', help='be more verbose')
args = argparser.parse_args()
if args.vv:
logging.getLogger().setLevel(logging.DEBUG)
elif args.v:
logging.getLogger().setLevel(logging.INFO)
config = confini.Config(args.c, args.env_prefix)
config.process()
# override args
args_override = {
'CIC_CHAIN_SPEC': getattr(args, 'i'),
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'CIC_REGISTRY_ADDRESS': getattr(args, 'r'),
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'ETH_PROVIDER': getattr(args, 'p'),
'TASKS_TRACE_QUEUE_STATUS': getattr(args, 'trace_queue_status'),
}
config.add(args.q, '_CELERY_QUEUE', True)
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config.dict_override(args_override, 'cli flag')
config.censor('PASSWORD', 'DATABASE')
config.censor('PASSWORD', 'SSL')
logg.debug('config loaded from {}:\n{}'.format(args.c, config))
# connect to database
dsn = dsn_from_config(config)
SessionBase.connect(dsn, pool_size=50, debug=config.true('DATABASE_DEBUG'))
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# verify database connection with minimal sanity query
session = SessionBase.create_session()
session.execute('select version_num from alembic_version')
session.close()
# set up celery
current_app = celery.Celery(__name__)
broker = config.get('CELERY_BROKER_URL')
if broker[:4] == 'file':
bq = tempfile.mkdtemp()
bp = tempfile.mkdtemp()
current_app.conf.update({
'broker_url': broker,
'broker_transport_options': {
'data_folder_in': bq,
'data_folder_out': bq,
'data_folder_processed': bp,
},
},
)
logg.warning('celery broker dirs queue i/o {} processed {}, will NOT be deleted on shutdown'.format(bq, bp))
else:
current_app.conf.update({
'broker_url': broker,
})
result = config.get('CELERY_RESULT_URL')
if result[:4] == 'file':
rq = tempfile.mkdtemp()
current_app.conf.update({
'result_backend': 'file://{}'.format(rq),
})
logg.warning('celery backend store dir {} created, will NOT be deleted on shutdown'.format(rq))
else:
current_app.conf.update({
'result_backend': result,
})
chain_spec = ChainSpec.from_chain_str(config.get('CIC_CHAIN_SPEC'))
RPCConnection.register_location(config.get('ETH_PROVIDER'), chain_spec, 'default')
RPCConnection.register_location(config.get('SIGNER_SOCKET_PATH'), chain_spec, 'signer', constructor=EthUnixSignerConnection)
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Otx.tracing = config.true('TASKS_TRACE_QUEUE_STATUS')
def main():
argv = ['worker']
if args.vv:
argv.append('--loglevel=DEBUG')
elif args.v:
argv.append('--loglevel=INFO')
argv.append('-Q')
argv.append(args.q)
argv.append('-n')
argv.append(args.q)
# if config.true('SSL_ENABLE_CLIENT'):
# Callback.ssl = True
# Callback.ssl_cert_file = config.get('SSL_CERT_FILE')
# Callback.ssl_key_file = config.get('SSL_KEY_FILE')
# Callback.ssl_password = config.get('SSL_PASSWORD')
#
# if config.get('SSL_CA_FILE') != '':
# Callback.ssl_ca_file = config.get('SSL_CA_FILE')
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rpc = RPCConnection.connect(chain_spec, 'default')
connect_registry(rpc, chain_spec, config.get('CIC_REGISTRY_ADDRESS'))
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trusted_addresses_src = config.get('CIC_TRUST_ADDRESS')
if trusted_addresses_src == None:
logg.critical('At least one trusted address must be declared in CIC_TRUST_ADDRESS')
sys.exit(1)
trusted_addresses = trusted_addresses_src.split(',')
for address in trusted_addresses:
logg.info('using trusted address {}'.format(address))
connect_declarator(rpc, chain_spec, trusted_addresses)
connect_token_registry(rpc, chain_spec)
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current_app.worker_main(argv)
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@celery.signals.eventlet_pool_postshutdown.connect
def shutdown(sender=None, headers=None, body=None, **kwargs):
logg.warning('in shudown event hook')
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if __name__ == '__main__':
main()