112 lines
3.5 KiB
Python
112 lines
3.5 KiB
Python
# standard imports
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import os
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import logging
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import re
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import sys
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import json
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# external imports
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import redis
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import celery
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from cic_eth_registry.registry import CICRegistry
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from chainsyncer.backend.memory import MemBackend
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from chainsyncer.driver import HeadSyncer
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from chainlib.eth.connection import EthHTTPConnection
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from chainlib.eth.gas import RPCGasOracle
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from chainlib.eth.nonce import RPCNonceOracle
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from chainlib.eth.block import block_latest
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from hexathon import strip_0x
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from cic_base import (
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argparse,
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config,
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log,
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rpc,
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signer as signer_funcs,
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)
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# local imports
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#import common
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from cmd.traffic import (
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TrafficItem,
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TrafficRouter,
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TrafficProvisioner,
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TrafficSyncHandler,
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)
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from cmd.traffic import add_args as add_traffic_args
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# common basics
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script_dir = os.path.realpath(os.path.dirname(__file__))
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logg = log.create()
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argparser = argparse.create(script_dir, argparse.full_template)
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argparser = argparse.add(argparser, add_traffic_args, 'traffic')
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args = argparse.parse(argparser, logg)
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config = config.create(args.c, args, args.env_prefix)
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# map custom args to local config entries
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batchsize = args.batch_size
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if batchsize < 1:
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batchsize = 1
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logg.info('batch size {}'.format(batchsize))
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config.add(batchsize, '_BATCH_SIZE', True)
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config.add(args.redis_host_callback, '_REDIS_HOST_CALLBACK', True)
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config.add(args.redis_port_callback, '_REDIS_PORT_CALLBACK', True)
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config.add(args.y, '_KEYSTORE_FILE', True)
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config.add(args.q, '_CELERY_QUEUE', True)
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logg.debug(config)
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def main():
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# create signer (not currently in use, but needs to be accessible for custom traffic item generators)
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(signer_address, signer) = signer_funcs.from_keystore(config.get('_KEYSTORE_FILE'))
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# connect to celery
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celery.Celery(broker=config.get('CELERY_BROKER_URL'), backend=config.get('CELERY_RESULT_URL'))
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# set up registry
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rpc.setup(config.get('CIC_CHAIN_SPEC'), config.get('ETH_PROVIDER')) # replace with HTTPConnection when registry has been so refactored
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conn = EthHTTPConnection(config.get('ETH_PROVIDER'))
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#registry = registry.init_legacy(config, w3)
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registry = CICRegistry(config.get('CIC_CHAIN_SPEC'), conn)
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# Connect to blockchain with chainlib
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gas_oracle = RPCGasOracle(conn)
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nonce_oracle = RPCNonceOracle(signer_address, conn)
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# Set up magic traffic handler
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traffic_router = TrafficRouter()
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traffic_router.apply_import_dict(config.all(), config)
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handler = TrafficSyncHandler(config, traffic_router)
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return
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# Set up syncer
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syncer_backend = MemBackend(config.get('CIC_CHAIN_SPEC'), 0)
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o = block_latest()
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r = conn.do(o)
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block_offset = int(strip_0x(r), 16) + 1
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syncer_backend.set(block_offset, 0)
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# Set up provisioner for common task input data
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TrafficProvisioner.oracles['token']= common.registry.TokenOracle(w3, config.get('CIC_CHAIN_SPEC'), registry)
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TrafficProvisioner.oracles['account'] = common.registry.AccountsOracle(w3, config.get('CIC_CHAIN_SPEC'), registry)
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TrafficProvisioner.default_aux = {
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'chain_spec': config.get('CIC_CHAIN_SPEC'),
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'registry': registry,
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'redis_host_callback': config.get('_REDIS_HOST_CALLBACK'),
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'redis_port_callback': config.get('_REDIS_PORT_CALLBACK'),
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'redis_db': config.get('REDIS_DB'),
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'api_queue': config.get('_CELERY_QUEUE'),
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}
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syncer = HeadSyncer(syncer_backend, loop_callback=handler.refresh)
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syncer.add_filter(handler)
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syncer.loop(1, conn)
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if __name__ == '__main__':
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main()
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