449 lines
15 KiB
Python
449 lines
15 KiB
Python
# standard imports
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import os
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import sys
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import logging
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import time
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import argparse
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import sys
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import re
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import hashlib
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import csv
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import json
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import urllib
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import copy
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# external imports
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import celery
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import eth_abi
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import confini
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from hexathon import (
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strip_0x,
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add_0x,
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)
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from chainsyncer.backend import MemBackend
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from chainsyncer.driver import HeadSyncer
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from chainlib.chain import ChainSpec
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from chainlib.eth.connection import EthHTTPConnection
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from chainlib.eth.constant import ZERO_ADDRESS
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from chainlib.eth.block import (
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block_latest,
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block_by_number,
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Block,
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)
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from chainlib.eth.hash import keccak256_string_to_hex
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from chainlib.eth.address import to_checksum_address
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from chainlib.eth.erc20 import ERC20
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from chainlib.eth.gas import (
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OverrideGasOracle,
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balance,
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)
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from chainlib.eth.tx import TxFactory
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from chainlib.eth.rpc import jsonrpc_template
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from chainlib.eth.error import EthException
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from cic_types.models.person import (
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Person,
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generate_metadata_pointer,
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)
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from erc20_single_shot_faucet import SingleShotFaucet
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logging.basicConfig(level=logging.WARNING)
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logg = logging.getLogger()
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config_dir = '/usr/local/etc/cic-syncer'
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custodial_tests = [
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'local_key',
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'gas',
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'faucet',
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]
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all_tests = custodial_tests + [
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'accounts_index',
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'balance',
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'metadata',
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]
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argparser = argparse.ArgumentParser(description='daemon that monitors transactions in new blocks')
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argparser.add_argument('-p', '--provider', dest='p', type=str, help='chain rpc provider address')
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argparser.add_argument('-c', type=str, default=config_dir, help='config root to use')
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argparser.add_argument('--old-chain-spec', type=str, dest='old_chain_spec', default='evm:oldchain:1', help='chain spec')
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argparser.add_argument('-i', '--chain-spec', type=str, dest='i', help='chain spec')
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argparser.add_argument('--meta-provider', type=str, dest='meta_provider', default='http://localhost:63380', help='cic-meta url')
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argparser.add_argument('--skip-custodial', dest='skip_custodial', action='store_true', help='skip all custodial verifications')
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argparser.add_argument('--exclude', action='append', type=str, default=[], help='skip specified verification')
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argparser.add_argument('--include', action='append', type=str, help='include specified verification')
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argparser.add_argument('-r', '--registry-address', type=str, dest='r', help='CIC Registry address')
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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('-x', '--exit-on-error', dest='x', action='store_true', help='Halt exection on error')
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argparser.add_argument('-v', help='be verbose', action='store_true')
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argparser.add_argument('-vv', help='be more verbose', action='store_true')
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argparser.add_argument('user_dir', type=str, help='user export directory')
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args = argparser.parse_args(sys.argv[1:])
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if args.v == True:
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logging.getLogger().setLevel(logging.INFO)
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elif args.vv == True:
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logging.getLogger().setLevel(logging.DEBUG)
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config_dir = os.path.join(args.c)
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os.makedirs(config_dir, 0o777, True)
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config = confini.Config(config_dir, 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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'CIC_CHAIN_SPEC': getattr(args, 'i'),
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'ETH_PROVIDER': getattr(args, 'p'),
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'CIC_REGISTRY_ADDRESS': getattr(args, 'r'),
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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(config_dir, config))
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celery_app = celery.Celery(backend=config.get('CELERY_RESULT_URL'), broker=config.get('CELERY_BROKER_URL'))
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chain_spec = ChainSpec.from_chain_str(config.get('CIC_CHAIN_SPEC'))
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chain_str = str(chain_spec)
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old_chain_spec = ChainSpec.from_chain_str(args.old_chain_spec)
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old_chain_str = str(old_chain_spec)
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user_dir = args.user_dir # user_out_dir from import_users.py
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meta_url = args.meta_provider
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exit_on_error = args.x
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active_tests = []
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exclude = []
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include = args.include
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if args.include == None:
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include = all_tests
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for t in args.exclude:
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if t not in all_tests:
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raise ValueError('Cannot exclude unknown verification "{}"'.format(t))
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exclude.append(t)
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if args.skip_custodial:
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logg.info('will skip all custodial verifications ({})'.format(','.join(custodial_tests)))
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for t in custodial_tests:
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if t not in exclude:
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exclude.append(t)
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for t in include:
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if t not in all_tests:
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raise ValueError('Cannot include unknown verification "{}"'.format(t))
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if t not in exclude:
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active_tests.append(t)
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logg.info('will perform verification "{}"'.format(t))
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api = None
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for t in custodial_tests:
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if t in active_tests:
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from cic_eth.api.api_admin import AdminApi
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api = AdminApi(None)
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logg.info('activating custodial module'.format(t))
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break
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cols = os.get_terminal_size().columns
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def to_terminalwidth(s):
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ss = s.ljust(int(cols)-1)
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ss += "\r"
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return ss
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def default_outfunc(s):
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ss = to_terminalwidth(s)
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sys.stdout.write(ss)
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outfunc = default_outfunc
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if logg.isEnabledFor(logging.DEBUG):
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outfunc = logg.debug
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class VerifierState:
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def __init__(self, item_keys, active_tests=None):
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self.items = {}
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for k in item_keys:
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self.items[k] = 0
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if active_tests == None:
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self.active_tests = copy.copy(item_keys)
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else:
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self.active_tests = copy.copy(active_tests)
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def poke(self, item_key):
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self.items[item_key] += 1
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def __str__(self):
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r = ''
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for k in self.items.keys():
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if k in self.active_tests:
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r += '{}: {}\n'.format(k, self.items[k])
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else:
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r += '{}: skipped\n'.format(k)
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return r
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class VerifierError(Exception):
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def __init__(self, e, c):
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super(VerifierError, self).__init__(e)
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self.c = c
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def __str__(self):
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super_error = super(VerifierError, self).__str__()
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return '[{}] {}'.format(self.c, super_error)
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class Verifier:
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# TODO: what an awful function signature
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def __init__(self, conn, cic_eth_api, gas_oracle, chain_spec, index_address, token_address, faucet_address, data_dir, exit_on_error=False):
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self.conn = conn
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self.gas_oracle = gas_oracle
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self.chain_spec = chain_spec
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self.index_address = index_address
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self.token_address = token_address
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self.faucet_address = faucet_address
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self.erc20_tx_factory = ERC20(chain_spec, gas_oracle=gas_oracle)
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self.tx_factory = TxFactory(chain_spec, gas_oracle=gas_oracle)
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self.api = cic_eth_api
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self.data_dir = data_dir
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self.exit_on_error = exit_on_error
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self.faucet_tx_factory = SingleShotFaucet(chain_spec, gas_oracle=gas_oracle)
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verifymethods = []
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for k in dir(self):
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if len(k) > 7 and k[:7] == 'verify_':
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logg.debug('verifier has verify method {}'.format(k))
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verifymethods.append(k[7:])
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self.state = VerifierState(verifymethods, active_tests=active_tests)
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def verify_accounts_index(self, address, balance=None):
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tx = self.tx_factory.template(ZERO_ADDRESS, self.index_address)
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data = keccak256_string_to_hex('have(address)')[:8]
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data += eth_abi.encode_single('address', address).hex()
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tx = self.tx_factory.set_code(tx, data)
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tx = self.tx_factory.normalize(tx)
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o = jsonrpc_template()
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o['method'] = 'eth_call'
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o['params'].append(tx)
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r = self.conn.do(o)
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logg.debug('index check for {}: {}'.format(address, r))
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n = eth_abi.decode_single('uint256', bytes.fromhex(strip_0x(r)))
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if n != 1:
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raise VerifierError(n, 'accounts index')
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def verify_balance(self, address, balance):
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o = self.erc20_tx_factory.balance(self.token_address, address)
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r = self.conn.do(o)
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actual_balance = int(strip_0x(r), 16)
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balance = int(balance / 1000000) * 1000000
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logg.debug('balance for {}: {}'.format(address, balance))
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if balance != actual_balance:
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raise VerifierError((actual_balance, balance), 'balance')
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def verify_local_key(self, address, balance=None):
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t = self.api.have_account(address, self.chain_spec)
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r = t.get()
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logg.debug('verify local key result {}'.format(r))
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if r != address:
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raise VerifierError((address, r), 'local key')
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def verify_gas(self, address, balance_token=None):
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o = balance(address)
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r = self.conn.do(o)
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actual_balance = int(strip_0x(r), 16)
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if actual_balance == 0:
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raise VerifierError((address, actual_balance), 'gas')
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def verify_faucet(self, address, balance_token=None):
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o = self.faucet_tx_factory.usable_for(self.faucet_address, address)
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r = self.conn.do(o)
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if self.faucet_tx_factory.parse_usable_for(r):
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raise VerifierError((address, r), 'faucet')
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def verify_metadata(self, address, balance=None):
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k = generate_metadata_pointer(bytes.fromhex(strip_0x(address)), ':cic.person')
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url = os.path.join(meta_url, k)
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logg.debug('verify metadata url {}'.format(url))
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try:
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res = urllib.request.urlopen(url)
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except urllib.error.HTTPError as e:
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raise VerifierError(
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'({}) {}'.format(url, e),
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'metadata (person)',
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)
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b = res.read()
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o_retrieved = json.loads(b.decode('utf-8'))
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upper_address = strip_0x(address).upper()
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f = open(os.path.join(
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self.data_dir,
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'new',
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upper_address[:2],
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upper_address[2:4],
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upper_address + '.json',
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), 'r'
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)
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o_original = json.load(f)
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f.close()
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if o_original != o_retrieved:
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raise VerifierError(o_retrieved, 'metadata (person)')
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def verify(self, address, balance, debug_stem=None):
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for k in active_tests:
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s = '{} {}'.format(debug_stem, k)
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outfunc(s)
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try:
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m = getattr(self, 'verify_{}'.format(k))
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m(address, balance)
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except VerifierError as e:
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logline = 'verification {} failed for {}: {}'.format(k, address, str(e))
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if self.exit_on_error:
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logg.critical(logline)
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sys.exit(1)
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logg.error(logline)
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self.state.poke(k)
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def __str__(self):
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return str(self.state)
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def main():
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global chain_str, block_offset, user_dir
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conn = EthHTTPConnection(config.get('ETH_PROVIDER'))
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gas_oracle = OverrideGasOracle(conn=conn, limit=8000000)
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# Get Token registry address
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txf = TxFactory(chain_spec, signer=None, gas_oracle=gas_oracle, nonce_oracle=None)
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tx = txf.template(ZERO_ADDRESS, config.get('CIC_REGISTRY_ADDRESS'))
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# TODO: replace with cic-eth-registry
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registry_addressof_method = keccak256_string_to_hex('addressOf(bytes32)')[:8]
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data = add_0x(registry_addressof_method)
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data += eth_abi.encode_single('bytes32', b'TokenRegistry').hex()
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txf.set_code(tx, data)
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o = jsonrpc_template()
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o['method'] = 'eth_call'
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o['params'].append(txf.normalize(tx))
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o['params'].append('latest')
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r = conn.do(o)
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token_index_address = to_checksum_address(eth_abi.decode_single('address', bytes.fromhex(strip_0x(r))))
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logg.info('found token index address {}'.format(token_index_address))
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data = add_0x(registry_addressof_method)
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data += eth_abi.encode_single('bytes32', b'AccountRegistry').hex()
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txf.set_code(tx, data)
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o = jsonrpc_template()
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o['method'] = 'eth_call'
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o['params'].append(txf.normalize(tx))
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o['params'].append('latest')
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r = conn.do(o)
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account_index_address = to_checksum_address(eth_abi.decode_single('address', bytes.fromhex(strip_0x(r))))
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logg.info('found account index address {}'.format(account_index_address))
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data = add_0x(registry_addressof_method)
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data += eth_abi.encode_single('bytes32', b'Faucet').hex()
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txf.set_code(tx, data)
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o = jsonrpc_template()
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o['method'] = 'eth_call'
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o['params'].append(txf.normalize(tx))
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o['params'].append('latest')
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r = conn.do(o)
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faucet_address = to_checksum_address(eth_abi.decode_single('address', bytes.fromhex(strip_0x(r))))
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logg.info('found faucet {}'.format(faucet_address))
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# Get Sarafu token address
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tx = txf.template(ZERO_ADDRESS, token_index_address)
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data = add_0x(registry_addressof_method)
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h = hashlib.new('sha256')
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h.update(b'SRF')
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z = h.digest()
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data += eth_abi.encode_single('bytes32', z).hex()
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txf.set_code(tx, data)
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o = jsonrpc_template()
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o['method'] = 'eth_call'
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o['params'].append(txf.normalize(tx))
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o['params'].append('latest')
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r = conn.do(o)
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sarafu_token_address = to_checksum_address(eth_abi.decode_single('address', bytes.fromhex(strip_0x(r))))
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logg.info('found token address {}'.format(sarafu_token_address))
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balances = {}
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f = open('{}/balances.csv'.format(user_dir, 'r'))
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i = 0
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while True:
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l = f.readline()
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if l == None:
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break
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r = l.split(',')
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try:
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address = to_checksum_address(r[0])
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#sys.stdout.write('loading balance {} {}'.format(i, address).ljust(200) + "\r")
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outfunc('loading balance {} {}'.format(i, address)) #.ljust(200))
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except ValueError:
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break
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balance = int(r[1].rstrip())
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balances[address] = balance
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i += 1
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f.close()
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verifier = Verifier(conn, api, gas_oracle, chain_spec, account_index_address, sarafu_token_address, faucet_address, user_dir, exit_on_error)
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user_new_dir = os.path.join(user_dir, 'new')
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i = 0
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for x in os.walk(user_new_dir):
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for y in x[2]:
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if y[len(y)-5:] != '.json':
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continue
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filepath = os.path.join(x[0], y)
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f = open(filepath, 'r')
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try:
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o = json.load(f)
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except json.decoder.JSONDecodeError as e:
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f.close()
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logg.error('load error for {}: {}'.format(y, e))
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continue
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f.close()
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u = Person.deserialize(o)
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#logg.debug('data {}'.format(u.identities['evm']))
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subchain_str = '{}:{}'.format(chain_spec.common_name(), chain_spec.network_id())
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new_address = u.identities['evm'][subchain_str][0]
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subchain_str = '{}:{}'.format(old_chain_spec.common_name(), old_chain_spec.network_id())
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old_address = u.identities['evm'][subchain_str][0]
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balance = 0
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try:
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balance = balances[old_address]
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except KeyError:
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logg.info('no old balance found for {}, assuming 0'.format(old_address))
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s = 'checking {}: {} -> {} = {}'.format(i, old_address, new_address, balance)
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verifier.verify(new_address, balance, debug_stem=s)
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i += 1
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print(verifier)
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if __name__ == '__main__':
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main()
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