244 lines
8.5 KiB
Python
244 lines
8.5 KiB
Python
# standard imports
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import sys
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import os
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import logging
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import argparse
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import tempfile
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import re
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import urllib
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import websocket
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# third-party imports
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import celery
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import confini
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from crypto_dev_signer.eth.web3ext import Web3 as Web3Ext
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from web3 import HTTPProvider, WebsocketProvider
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from gas_proxy.web3 import GasMiddleware
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# local imports
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from cic_registry.registry import CICRegistry
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from cic_registry.registry import ChainRegistry
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from cic_registry.registry import ChainSpec
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from cic_registry.helper.declarator import DeclaratorOracleAdapter
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from cic_bancor.bancor import BancorRegistryClient
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from cic_eth.eth import bancor
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from cic_eth.eth import token
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from cic_eth.eth import tx
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from cic_eth.eth import account
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from cic_eth.eth import request
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from cic_eth.admin import debug
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from cic_eth.admin import ctrl
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from cic_eth.eth.rpc import RpcClient
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from cic_eth.eth.rpc import GasOracle
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from cic_eth.queue import tx
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from cic_eth.callbacks import Callback
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from cic_eth.callbacks import http
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from cic_eth.callbacks import tcp
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from cic_eth.callbacks import redis
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from cic_eth.db.models.base import SessionBase
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from cic_eth.db.models.otx import Otx
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from cic_eth.db import dsn_from_config
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logging.basicConfig(level=logging.WARNING)
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logg = logging.getLogger()
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config_dir = os.path.join('/usr/local/etc/cic-eth')
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argparser = argparse.ArgumentParser()
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argparser.add_argument('-p', '--provider', dest='p', type=str, help='web3 provider')
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argparser.add_argument('-c', type=str, default=config_dir, help='config file')
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argparser.add_argument('-q', type=str, default='cic-eth', help='queue name for worker tasks')
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argparser.add_argument('--abi-dir', dest='abi_dir', type=str, help='Directory containing bytecode and abi')
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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')
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argparser.add_argument('-i', '--chain-spec', dest='i', type=str, help='chain spec')
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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')
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argparser.add_argument('-v', action='store_true', help='be verbose')
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argparser.add_argument('-vv', action='store_true', help='be more verbose')
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args = argparser.parse_args()
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if args.vv:
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logging.getLogger().setLevel(logging.DEBUG)
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elif args.v:
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logging.getLogger().setLevel(logging.INFO)
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config = confini.Config(args.c, args.env_prefix)
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config.process()
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# override args
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args_override = {
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'ETH_ABI_DIR': getattr(args, 'abi_dir'),
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'CIC_CHAIN_SPEC': getattr(args, 'i'),
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'ETH_PROVIDER': getattr(args, 'p'),
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'TASKS_TRACE_QUEUE_STATUS': getattr(args, 'trace_queue_status'),
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}
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config.dict_override(args_override, 'cli flag')
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config.censor('PASSWORD', 'DATABASE')
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config.censor('PASSWORD', 'SSL')
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logg.debug('config loaded from {}:\n{}'.format(args.c, config))
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# connect to database
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dsn = dsn_from_config(config)
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SessionBase.connect(dsn)
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# verify database connection with minimal sanity query
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session = SessionBase.create_session()
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session.execute('select version_num from alembic_version')
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session.close()
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# set up celery
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current_app = celery.Celery(__name__)
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broker = config.get('CELERY_BROKER_URL')
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if broker[:4] == 'file':
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bq = tempfile.mkdtemp()
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bp = tempfile.mkdtemp()
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current_app.conf.update({
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'broker_url': broker,
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'broker_transport_options': {
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'data_folder_in': bq,
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'data_folder_out': bq,
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'data_folder_processed': bp,
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},
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},
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)
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logg.warning('celery broker dirs queue i/o {} processed {}, will NOT be deleted on shutdown'.format(bq, bp))
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else:
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current_app.conf.update({
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'broker_url': broker,
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})
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result = config.get('CELERY_RESULT_URL')
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if result[:4] == 'file':
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rq = tempfile.mkdtemp()
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current_app.conf.update({
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'result_backend': 'file://{}'.format(rq),
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})
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logg.warning('celery backend store dir {} created, will NOT be deleted on shutdown'.format(rq))
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else:
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current_app.conf.update({
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'result_backend': result,
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})
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# set up web3
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# TODO: web3 socket wrapping is now a lot of code. factor out
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class JSONRPCHttpSocketAdapter:
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def __init__(self, url):
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self.response = None
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self.url = url
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def send(self, data):
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logg.debug('redirecting socket send to jsonrpc http socket adapter {} {}'.format(self.url, data))
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req = urllib.request.Request(self.url, method='POST')
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req.add_header('Content-type', 'application/json')
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req.add_header('Connection', 'close')
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res = urllib.request.urlopen(req, data=data.encode('utf-8'))
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self.response = res.read().decode('utf-8')
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logg.debug('setting jsonrpc http socket adapter response to {}'.format(self.response))
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def recv(self, n=0):
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return self.response
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re_websocket = re.compile('^wss?://')
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re_http = re.compile('^https?://')
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blockchain_provider = config.get('ETH_PROVIDER')
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socket_constructor = None
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if re.match(re_websocket, blockchain_provider) != None:
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def socket_constructor_ws():
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return websocket.create_connection(config.get('ETH_PROVIDER'))
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socket_constructor = socket_constructor_ws
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blockchain_provider = WebsocketProvider(blockchain_provider)
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elif re.match(re_http, blockchain_provider) != None:
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def socket_constructor_http():
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return JSONRPCHttpSocketAdapter(config.get('ETH_PROVIDER'))
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socket_constructor = socket_constructor_http
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blockchain_provider = HTTPProvider(blockchain_provider)
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else:
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raise ValueError('unknown provider url {}'.format(blockchain_provider))
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def web3ext_constructor():
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w3 = Web3Ext(blockchain_provider, config.get('SIGNER_SOCKET_PATH'))
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GasMiddleware.socket_constructor = socket_constructor
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w3.middleware_onion.add(GasMiddleware)
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def sign_transaction(tx):
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r = w3.eth.signTransaction(tx)
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d = r.__dict__
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for k in d.keys():
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if k == 'tx':
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d[k] = d[k].__dict__
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else:
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d[k] = d[k].hex()
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return d
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setattr(w3.eth, 'sign_transaction', sign_transaction)
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setattr(w3.eth, 'send_raw_transaction', w3.eth.sendRawTransaction)
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return (blockchain_provider, w3)
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RpcClient.set_constructor(web3ext_constructor)
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logg.info('ccc {}'.format(config.store['TASKS_TRACE_QUEUE_STATUS']))
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Otx.tracing = config.true('TASKS_TRACE_QUEUE_STATUS')
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def main():
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argv = ['worker']
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if args.vv:
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argv.append('--loglevel=DEBUG')
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elif args.v:
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argv.append('--loglevel=INFO')
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argv.append('-Q')
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argv.append(args.q)
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argv.append('-n')
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argv.append(args.q)
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if config.true('SSL_ENABLE_CLIENT'):
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Callback.ssl = True
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Callback.ssl_cert_file = config.get('SSL_CERT_FILE')
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Callback.ssl_key_file = config.get('SSL_KEY_FILE')
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Callback.ssl_password = config.get('SSL_PASSWORD')
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if config.get('SSL_CA_FILE') != '':
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Callback.ssl_ca_file = config.get('SSL_CA_FILE')
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chain_spec = ChainSpec.from_chain_str(config.get('CIC_CHAIN_SPEC'))
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c = RpcClient(chain_spec)
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CICRegistry.init(c.w3, config.get('CIC_REGISTRY_ADDRESS'), chain_spec)
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CICRegistry.add_path(config.get('ETH_ABI_DIR'))
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chain_registry = ChainRegistry(chain_spec)
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CICRegistry.add_chain_registry(chain_registry, True)
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try:
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CICRegistry.get_contract(chain_spec, 'CICRegistry')
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except Exception as e:
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logg.exception('Eek, registry failure is baaad juju {}'.format(e))
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sys.exit(1)
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if config.get('ETH_ACCOUNT_ACCOUNTS_INDEX_WRITER') != None:
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CICRegistry.add_role(chain_spec, config.get('ETH_ACCOUNT_ACCOUNTS_INDEX_WRITER'), 'AccountRegistry', True)
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if config.get('CIC_DECLARATOR_ADDRESS') != None:
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abi_path = os.path.join(config.get('ETH_ABI_DIR'), '{}.json'.format(interface))
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f = open(abi_path)
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abi = json.load(abi_path)
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f.close()
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c = w3.eth.contract(abi=abi, address=address)
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trusted_addresses = config.get('CIC_TRUSTED_ADDRESSES', []).split(',')
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oracle = DeclaratorOracleAdapter(contract, trusted_addresses)
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chain_registry.add_oracle(oracle)
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#chain_spec = CICRegistry.default_chain_spec
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#bancor_registry_contract = CICRegistry.get_contract(chain_spec, 'BancorRegistry', interface='Registry')
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#bancor_chain_registry = CICRegistry.get_chain_registry(chain_spec)
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#bancor_registry = BancorRegistryClient(c.w3, bancor_chain_registry, config.get('ETH_ABI_DIR'))
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#bancor_registry.load(True)
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current_app.worker_main(argv)
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if __name__ == '__main__':
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main()
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