cic-internal-integration/apps/contract-migration/scripts/import_balance.py
2021-02-22 20:00:18 +00:00

296 lines
10 KiB
Python

# standard imports
import os
import sys
import logging
import time
import argparse
import sys
import re
import hashlib
import csv
import json
# third-party impotts
import eth_abi
import confini
from hexathon import (
strip_0x,
add_0x,
)
from chainsyncer.backend import MemBackend
from chainsyncer.driver import HeadSyncer
from chainlib.eth.connection import HTTPConnection
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 chainlib.chain import ChainSpec
from crypto_dev_signer.eth.signer import ReferenceSigner as EIP155Signer
from crypto_dev_signer.keystore import DictKeystore
from cic_types.models.person import Person
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('-y', '--key-file', dest='y', type=str, help='Ethereum keystore file to use for signing')
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='oldchain:1', help='chain spec')
argparser.add_argument('-i', '--chain-spec', type=str, dest='i', help='chain spec')
argparser.add_argument('-r', '--registry-address', type=str, dest='r', help='CIC Registry address')
argparser.add_argument('--token-symbol', default='SRF', type=str, dest='token_symbol', help='Token symbol to use for trnsactions')
argparser.add_argument('--head', action='store_true', help='start at current block height (overrides --offset)')
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('-q', type=str, default='cic-eth', help='celery queue to submit transaction tasks to')
argparser.add_argument('--offset', type=int, default=0, help='block offset to start syncer from')
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))
#app = celery.Celery(backend=config.get('CELERY_RESULT_URL'), broker=config.get('CELERY_BROKER_URL'))
signer_address = None
keystore = DictKeystore()
if args.y != None:
logg.debug('loading keystore file {}'.format(args.y))
signer_address = keystore.import_keystore_file(args.y)
logg.debug('now have key for signer address {}'.format(signer_address))
signer = EIP155Signer(keystore)
queue = args.q
chain_str = config.get('CIC_CHAIN_SPEC')
block_offset = 0
if args.head:
block_offset = -1
else:
block_offset = args.offset
chain_spec = ChainSpec.from_chain_str(chain_str)
old_chain_spec_str = args.old_chain_spec
user_dir = args.user_dir # user_out_dir from import_users.py
token_symbol = args.token_symbol
class Handler:
account_index_add_signature = keccak256_string_to_hex('add(address)')[:8]
def __init__(self, conn, chain_spec, user_dir, balances, token_address, signer, gas_oracle, nonce_oracle):
self.token_address = token_address
self.user_dir = user_dir
self.balances = balances
self.chain_spec = chain_spec
self.tx_factory = ERC20TxFactory(signer, gas_oracle, nonce_oracle, chain_spec.network_id())
def name(self):
return 'balance_handler'
def filter(self, conn, block, tx, db_session):
if tx.payload == None or len(tx.payload) == 0:
logg.debug('no payload, skipping {}'.format(tx))
return
if tx.payload[:8] == self.account_index_add_signature:
recipient = eth_abi.decode_single('address', bytes.fromhex(tx.payload[-64:]))
#original_address = to_checksum(self.addresses[to_checksum(recipient)])
user_file = 'new/{}/{}/{}.json'.format(
recipient[2:4].upper(),
recipient[4:6].upper(),
recipient[2:].upper(),
)
filepath = os.path.join(self.user_dir, user_file)
o = None
try:
f = open(filepath, 'r')
o = json.load(f)
f.close()
except FileNotFoundError:
logg.error('no import record of address {}'.format(recipient))
return
u = Person.deserialize(o)
original_address = u.identities['evm'][old_chain_spec_str][0]
balance = self.balances[original_address]
# TODO: store token object in handler ,get decimals from there
multiplier = 10**6
balance_full = balance * multiplier
logg.info('registered {} originally {} ({}) tx hash {} balance {}'.format(recipient, original_address, u, tx.hash, balance_full))
(tx_hash_hex, o) = self.tx_factory.erc20_transfer(self.token_address, signer_address, recipient, balance_full)
logg.info('submitting erc20 transfer tx {} for recipient {}'.format(tx_hash_hex, recipient))
r = conn.do(o)
# except TypeError as e:
# logg.warning('typerror {}'.format(e))
# pass
# except IndexError as e:
# logg.warning('indexerror {}'.format(e))
# pass
# except EthException as e:
# logg.error('send error {}'.format(e).ljust(200))
#except KeyError as e:
# logg.error('key record not found in imports: {}'.format(e).ljust(200))
class BlockGetter:
def __init__(self, conn, gas_oracle, nonce_oracle, chain_id):
self.conn = conn
self.tx_factory = ERC20TxFactory(signer=signer, gas_oracle=gas_oracle, nonce_oracle=nonce_oracle, chain_id=chain_id)
def get(self, n):
o = block_by_number(n)
r = self.conn.do(o)
b = None
try:
b = Block(r)
except TypeError as e:
if r == None:
logg.debug('block not found {}'.format(n))
else:
logg.error('block retrieve error {}'.format(e))
return b
def progress_callback(block_number, tx_index, s):
sys.stdout.write(str(s).ljust(200) + "\n")
def main():
global chain_str, block_offset, user_dir
conn = HTTPConnection(config.get('ETH_PROVIDER'))
gas_oracle = DefaultGasOracle(conn)
nonce_oracle = DefaultNonceOracle(signer_address, conn)
# Get Token registry address
txf = TxFactory(signer=signer, gas_oracle=gas_oracle, nonce_oracle=None, chain_id=chain_spec.network_id())
tx = txf.template(signer_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)
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))
# Get Sarafu token address
tx = txf.template(signer_address, token_index_address)
data = add_0x(registry_addressof_method)
h = hashlib.new('sha256')
h.update(token_symbol.encode('utf-8'))
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)
try:
sarafu_token_address = to_checksum(eth_abi.decode_single('address', bytes.fromhex(strip_0x(r))))
except ValueError as e:
logg.critical('lookup failed for token {}: {}'.format(token_symbol, e))
sys.exit(1)
logg.info('found token address {}'.format(sarafu_token_address))
syncer_backend = MemBackend(chain_str, 0)
if block_offset == -1:
o = block_latest()
r = conn.do(o)
block_offset = int(strip_0x(r), 16) + 1
#
# addresses = {}
# f = open('{}/addresses.csv'.format(user_dir, 'r'))
# while True:
# l = f.readline()
# if l == None:
# break
# r = l.split(',')
# try:
# k = r[0]
# v = r[1].rstrip()
# addresses[k] = v
# sys.stdout.write('loading address mapping {} -> {}'.format(k, v).ljust(200) + "\r")
# except IndexError as e:
# break
# f.close()
# TODO get decimals from token
balances = {}
f = open('{}/balances.csv'.format(user_dir, 'r'))
remove_zeros = 10**6
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, r[1]).ljust(200) + "\r")
except ValueError:
break
balance = int(int(r[1].rstrip()) / remove_zeros)
balances[address] = balance
i += 1
f.close()
syncer_backend.set(block_offset, 0)
syncer = HeadSyncer(syncer_backend, progress_callback=progress_callback)
handler = Handler(conn, chain_spec, user_dir, balances, sarafu_token_address, signer, gas_oracle, nonce_oracle)
syncer.add_filter(handler)
syncer.loop(1, conn)
if __name__ == '__main__':
main()