308 lines
11 KiB
Python
308 lines
11 KiB
Python
# standard imports
|
||
import os
|
||
import sys
|
||
import logging
|
||
import time
|
||
import argparse
|
||
import sys
|
||
import re
|
||
import hashlib
|
||
import csv
|
||
import json
|
||
import urllib
|
||
|
||
# external imports
|
||
import celery
|
||
import eth_abi
|
||
import confini
|
||
from hexathon import (
|
||
strip_0x,
|
||
add_0x,
|
||
)
|
||
from chainsyncer.backend import MemBackend
|
||
from chainsyncer.driver import HeadSyncer
|
||
from chainlib.chain import ChainSpec
|
||
from chainlib.eth.connection import HTTPConnection
|
||
from chainlib.eth.constant import ZERO_ADDRESS
|
||
from chainlib.eth.block import (
|
||
block_latest,
|
||
block_by_number,
|
||
Block,
|
||
)
|
||
from chainlib.eth.hash import keccak256_string_to_hex
|
||
from chainlib.eth.address import to_checksum
|
||
from chainlib.eth.erc20 import ERC20TxFactory
|
||
from chainlib.eth.gas import DefaultGasOracle
|
||
from chainlib.eth.nonce import DefaultNonceOracle
|
||
from chainlib.eth.tx import TxFactory
|
||
from chainlib.eth.rpc import jsonrpc_template
|
||
from chainlib.eth.error import EthException
|
||
from crypto_dev_signer.eth.signer import ReferenceSigner as EIP155Signer
|
||
from crypto_dev_signer.keystore import DictKeystore
|
||
from cic_eth.api.api_admin import AdminApi
|
||
from cic_types.models.person import (
|
||
Person,
|
||
generate_metadata_pointer,
|
||
)
|
||
|
||
logging.basicConfig(level=logging.WARNING)
|
||
logg = logging.getLogger()
|
||
|
||
config_dir = '/usr/local/etc/cic-syncer'
|
||
|
||
argparser = argparse.ArgumentParser(description='daemon that monitors transactions in new blocks')
|
||
argparser.add_argument('-p', '--provider', dest='p', type=str, help='chain rpc provider address')
|
||
argparser.add_argument('-c', type=str, default=config_dir, help='config root to use')
|
||
argparser.add_argument('--old-chain-spec', type=str, dest='old_chain_spec', default='evm:oldchain:1', help='chain spec')
|
||
argparser.add_argument('-i', '--chain-spec', type=str, dest='i', help='chain spec')
|
||
argparser.add_argument('--meta-provider', type=str, dest='meta_provider', default='http://localhost:63380', help='cic-meta url')
|
||
argparser.add_argument('-r', '--registry-address', type=str, dest='r', help='CIC Registry address')
|
||
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', help='be verbose', action='store_true')
|
||
argparser.add_argument('-vv', help='be more verbose', action='store_true')
|
||
argparser.add_argument('user_dir', type=str, help='user export directory')
|
||
args = argparser.parse_args(sys.argv[1:])
|
||
|
||
if args.v == True:
|
||
logging.getLogger().setLevel(logging.INFO)
|
||
elif args.vv == True:
|
||
logging.getLogger().setLevel(logging.DEBUG)
|
||
|
||
config_dir = os.path.join(args.c)
|
||
os.makedirs(config_dir, 0o777, True)
|
||
config = confini.Config(config_dir, args.env_prefix)
|
||
config.process()
|
||
# override args
|
||
args_override = {
|
||
'CIC_CHAIN_SPEC': getattr(args, 'i'),
|
||
'ETH_PROVIDER': getattr(args, 'p'),
|
||
'CIC_REGISTRY_ADDRESS': getattr(args, 'r'),
|
||
}
|
||
config.dict_override(args_override, 'cli flag')
|
||
config.censor('PASSWORD', 'DATABASE')
|
||
config.censor('PASSWORD', 'SSL')
|
||
logg.debug('config loaded from {}:\n{}'.format(config_dir, config))
|
||
|
||
celery_app = celery.Celery(backend=config.get('CELERY_RESULT_URL'), broker=config.get('CELERY_BROKER_URL'))
|
||
|
||
chain_spec = ChainSpec.from_chain_str(config.get('CIC_CHAIN_SPEC'))
|
||
chain_str = str(chain_spec)
|
||
old_chain_spec = ChainSpec.from_chain_str(args.old_chain_spec)
|
||
old_chain_str = str(old_chain_spec)
|
||
user_dir = args.user_dir # user_out_dir from import_users.py
|
||
meta_url = args.meta_provider
|
||
|
||
|
||
class VerifierError(Exception):
|
||
|
||
def __init__(self, e, c):
|
||
super(VerifierError, self).__init__(e)
|
||
self.c = c
|
||
|
||
|
||
def __str__(self):
|
||
super_error = super(VerifierError, self).__str__()
|
||
return '[{}] {}'.format(self.c, super_error)
|
||
|
||
|
||
class Verifier:
|
||
|
||
def __init__(self, conn, cic_eth_api, gas_oracle, chain_spec, index_address, token_address, data_dir):
|
||
self.conn = conn
|
||
self.gas_oracle = gas_oracle
|
||
self.chain_spec = chain_spec
|
||
self.index_address = index_address
|
||
self.token_address = token_address
|
||
self.erc20_tx_factory = ERC20TxFactory(chain_id=chain_spec.chain_id(), gas_oracle=gas_oracle)
|
||
self.tx_factory = TxFactory(chain_id=chain_spec.chain_id(), gas_oracle=gas_oracle)
|
||
self.api = cic_eth_api
|
||
self.data_dir = data_dir
|
||
|
||
|
||
def verify_accounts_index(self, address):
|
||
tx = self.tx_factory.template(ZERO_ADDRESS, self.index_address)
|
||
data = keccak256_string_to_hex('have(address)')[:8]
|
||
data += eth_abi.encode_single('address', address).hex()
|
||
tx = self.tx_factory.set_code(tx, data)
|
||
tx = self.tx_factory.normalize(tx)
|
||
o = jsonrpc_template()
|
||
o['method'] = 'eth_call'
|
||
o['params'].append(tx)
|
||
r = self.conn.do(o)
|
||
logg.debug('index check for {}: {}'.format(address, r))
|
||
n = eth_abi.decode_single('uint256', bytes.fromhex(strip_0x(r)))
|
||
if n != 1:
|
||
raise VerifierError(n, 'accounts index')
|
||
|
||
|
||
def verify_balance(self, address, balance):
|
||
o = self.erc20_tx_factory.erc20_balance(self.token_address, address)
|
||
r = self.conn.do(o)
|
||
actual_balance = int(strip_0x(r), 16)
|
||
logg.debug('balance for {}: {}'.format(address, balance))
|
||
if balance != actual_balance:
|
||
raise VerifierError((actual_balance, balance), 'balance')
|
||
|
||
|
||
def verify_local_key(self, address):
|
||
r = self.api.have_account(address, str(self.chain_spec))
|
||
logg.debug('verify local key result {}'.format(r))
|
||
if r != address:
|
||
raise VerifierError((address, r), 'local key')
|
||
|
||
|
||
def verify_metadata(self, address):
|
||
k = generate_metadata_pointer(bytes.fromhex(strip_0x(address)), ':cic.person')
|
||
url = os.path.join(meta_url, k)
|
||
logg.debug('verify metadata url {}'.format(url))
|
||
try:
|
||
res = urllib.request.urlopen(url)
|
||
except urllib.error.HTTPError as e:
|
||
raise VerifierError(
|
||
'({}) {}'.format(url, e),
|
||
'metadata (person)',
|
||
)
|
||
b = res.read()
|
||
o_retrieved = json.loads(b.decode('utf-8'))
|
||
|
||
upper_address = strip_0x(address).upper()
|
||
f = open(os.path.join(
|
||
self.data_dir,
|
||
'new',
|
||
upper_address[:2],
|
||
upper_address[2:4],
|
||
upper_address + '.json',
|
||
), 'r'
|
||
)
|
||
o_original = json.load(f)
|
||
f.close()
|
||
|
||
if o_original != o_retrieved:
|
||
raise VerifierError(o_retrieved, 'metadata (person)')
|
||
|
||
|
||
def verify(self, address, balance):
|
||
logg.debug('verify {} {}'.format(address, balance))
|
||
|
||
try:
|
||
self.verify_local_key(address)
|
||
self.verify_accounts_index(address)
|
||
self.verify_balance(address, balance)
|
||
self.verify_metadata(address)
|
||
except VerifierError as e:
|
||
logg.critical('verification failed: {}'.format(e))
|
||
sys.exit(1)
|
||
|
||
|
||
class MockClient:
|
||
|
||
w3 = None
|
||
|
||
def main():
|
||
global chain_str, block_offset, user_dir
|
||
|
||
conn = HTTPConnection(config.get('ETH_PROVIDER'))
|
||
gas_oracle = DefaultGasOracle(conn)
|
||
|
||
# Get Token registry address
|
||
txf = TxFactory(signer=None, gas_oracle=gas_oracle, nonce_oracle=None, chain_id=chain_spec.chain_id())
|
||
tx = txf.template(ZERO_ADDRESS, config.get('CIC_REGISTRY_ADDRESS'))
|
||
|
||
registry_addressof_method = keccak256_string_to_hex('addressOf(bytes32)')[:8]
|
||
data = add_0x(registry_addressof_method)
|
||
data += eth_abi.encode_single('bytes32', b'TokenRegistry').hex()
|
||
txf.set_code(tx, data)
|
||
|
||
o = jsonrpc_template()
|
||
o['method'] = 'eth_call'
|
||
o['params'].append(txf.normalize(tx))
|
||
o['params'].append('latest')
|
||
r = conn.do(o)
|
||
print('r {}'.format(r))
|
||
token_index_address = to_checksum(eth_abi.decode_single('address', bytes.fromhex(strip_0x(r))))
|
||
logg.info('found token index address {}'.format(token_index_address))
|
||
|
||
data = add_0x(registry_addressof_method)
|
||
data += eth_abi.encode_single('bytes32', b'AccountRegistry').hex()
|
||
txf.set_code(tx, data)
|
||
|
||
o = jsonrpc_template()
|
||
o['method'] = 'eth_call'
|
||
o['params'].append(txf.normalize(tx))
|
||
o['params'].append('latest')
|
||
r = conn.do(o)
|
||
account_index_address = to_checksum(eth_abi.decode_single('address', bytes.fromhex(strip_0x(r))))
|
||
logg.info('found account index address {}'.format(account_index_address))
|
||
|
||
|
||
# Get Sarafu token address
|
||
tx = txf.template(ZERO_ADDRESS, token_index_address)
|
||
data = add_0x(registry_addressof_method)
|
||
h = hashlib.new('sha256')
|
||
h.update(b'SRF')
|
||
z = h.digest()
|
||
data += eth_abi.encode_single('bytes32', z).hex()
|
||
txf.set_code(tx, data)
|
||
o = jsonrpc_template()
|
||
o['method'] = 'eth_call'
|
||
o['params'].append(txf.normalize(tx))
|
||
o['params'].append('latest')
|
||
r = conn.do(o)
|
||
print('r {}'.format(r))
|
||
sarafu_token_address = to_checksum(eth_abi.decode_single('address', bytes.fromhex(strip_0x(r))))
|
||
logg.info('found token address {}'.format(sarafu_token_address))
|
||
|
||
balances = {}
|
||
f = open('{}/balances.csv'.format(user_dir, 'r'))
|
||
i = 0
|
||
while True:
|
||
l = f.readline()
|
||
if l == None:
|
||
break
|
||
r = l.split(',')
|
||
try:
|
||
address = to_checksum(r[0])
|
||
sys.stdout.write('loading balance {} {}'.format(i, address).ljust(200) + "\r")
|
||
except ValueError:
|
||
break
|
||
balance = int(r[1].rstrip())
|
||
balances[address] = balance
|
||
i += 1
|
||
|
||
f.close()
|
||
|
||
api = AdminApi(MockClient())
|
||
|
||
verifier = Verifier(conn, api, gas_oracle, chain_spec, account_index_address, sarafu_token_address, user_dir)
|
||
|
||
user_new_dir = os.path.join(user_dir, 'new')
|
||
for x in os.walk(user_new_dir):
|
||
for y in x[2]:
|
||
if y[len(y)-5:] != '.json':
|
||
continue
|
||
filepath = os.path.join(x[0], y)
|
||
f = open(filepath, 'r')
|
||
try:
|
||
o = json.load(f)
|
||
except json.decoder.JSONDecodeError as e:
|
||
f.close()
|
||
logg.error('load error for {}: {}'.format(y, e))
|
||
continue
|
||
f.close()
|
||
|
||
u = Person.deserialize(o)
|
||
logg.debug('data {}'.format(u.identities['evm']))
|
||
|
||
subchain_str = '{}:{}'.format(chain_spec.common_name(), chain_spec.network_id())
|
||
new_address = u.identities['evm'][subchain_str][0]
|
||
subchain_str = '{}:{}'.format(old_chain_spec.common_name(), old_chain_spec.network_id())
|
||
old_address = u.identities['evm'][subchain_str][0]
|
||
balance = balances[old_address]
|
||
logg.debug('checking {} -> {} = {}'.format(old_address, new_address, balance))
|
||
|
||
verifier.verify(new_address, balance)
|
||
|
||
|
||
if __name__ == '__main__':
|
||
main()
|