chainlib-eth/chainlib/eth/runnable/get.py
2021-09-01 09:38:09 +02:00

142 lines
3.7 KiB
Python

# SPDX-License-Identifier: GPL-3.0-or-later
# standard imports
import sys
import os
import json
import argparse
import logging
import enum
import select
# external imports
from potaahto.symbols import snake_and_camel
from hexathon import (
add_0x,
strip_0x,
)
import sha3
from chainlib.jsonrpc import (
JSONRPCRequest,
jsonrpc_result,
IntSequenceGenerator,
)
from chainlib.chain import ChainSpec
from chainlib.status import Status
# local imports
from chainlib.eth.connection import EthHTTPConnection
from chainlib.eth.tx import (
Tx,
pack,
)
from chainlib.eth.address import (
to_checksum_address,
is_checksum_address,
)
from chainlib.eth.block import (
Block,
block_by_hash,
)
from chainlib.eth.runnable.util import decode_for_puny_humans
from chainlib.eth.jsonrpc import to_blockheight_param
import chainlib.eth.cli
logging.basicConfig(level=logging.WARNING, format='%(asctime)s %(levelname)s %(filename)s:%(lineno)d %(message)s')
logg = logging.getLogger()
script_dir = os.path.dirname(os.path.realpath(__file__))
config_dir = os.path.join(script_dir, '..', 'data', 'config')
arg_flags = chainlib.eth.cli.argflag_std_read
argparser = chainlib.eth.cli.ArgumentParser(arg_flags)
argparser.add_positional('item', type=str, help='Address or transaction to retrieve data for')
args = argparser.parse_args()
config = chainlib.eth.cli.Config.from_args(args, arg_flags, default_config_dir=config_dir)
rpc = chainlib.eth.cli.Rpc()
conn = rpc.connect_by_config(config)
chain_spec = ChainSpec.from_chain_str(config.get('CHAIN_SPEC'))
item = add_0x(args.item)
def get_transaction(conn, tx_hash, id_generator):
j = JSONRPCRequest(id_generator=id_generator)
o = j.template()
o['method'] = 'eth_getTransactionByHash'
o['params'].append(tx_hash)
o = j.finalize(o)
tx_src = conn.do(o)
if tx_src == None:
logg.error('Transaction {} not found'.format(tx_hash))
sys.exit(1)
if config.true('_RAW'):
tx_src = Tx.src_normalize(tx_src)
return pack(tx_src, chain_spec).hex()
tx = None
status = -1
rcpt = None
o = j.template()
o['method'] = 'eth_getTransactionReceipt'
o['params'].append(tx_hash)
o = j.finalize(o)
rcpt = conn.do(o)
#status = int(strip_0x(rcpt['status']), 16)
if tx == None:
tx = Tx(tx_src)
if rcpt != None:
tx.apply_receipt(rcpt)
rcpt = snake_and_camel(rcpt)
o = block_by_hash(rcpt['block_hash'])
r = conn.do(o)
block = Block(r)
tx.apply_block(block)
logg.debug('foo {}'.format(tx_src))
tx.generate_wire(chain_spec)
return tx
def get_address(conn, address, id_generator, height):
j = JSONRPCRequest(id_generator=id_generator)
o = j.template()
o['method'] = 'eth_getCode'
o['params'].append(address)
height = to_blockheight_param(height)
o['params'].append(height)
o = j.finalize(o)
code = conn.do(o)
content = strip_0x(code, allow_empty=True)
if len(content) == 0:
return None
return content
def main():
address = item
r = None
if len(address) > 42:
r = get_transaction(conn, address, rpc.id_generator)
if not config.true('_RAW'):
r = r.to_human()
else:
if config.get('_UNSAFE'):
address = to_checksum_address(address)
elif not is_checksum_address(address):
raise ValueError('invalid checksum address: {}'.format(address))
r = get_address(conn, address, rpc.id_generator, config.get('_HEIGHT'))
if r != None:
print(r)
if __name__ == '__main__':
main()