mirror of
git://holbrook.no/eth-address-index
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100 lines
3.0 KiB
Python
100 lines
3.0 KiB
Python
"""Adds a new token to the token symbol index
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.. moduleauthor:: Louis Holbrook <dev@holbrook.no>
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.. pgp:: 0826EDA1702D1E87C6E2875121D2E7BB88C2A746
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"""
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# standard imports
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import sys
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import os
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import json
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import argparse
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import logging
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import hashlib
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# third-party imports
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from crypto_dev_signer.eth.signer import ReferenceSigner as EIP155Signer
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from crypto_dev_signer.keystore.dict import DictKeystore
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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.erc20 import ERC20
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# local imports
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from eth_token_index import TokenUniqueSymbolIndex
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logging.basicConfig(level=logging.WARNING)
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logg = logging.getLogger()
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default_format = 'terminal'
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script_dir = os.path.dirname(__file__)
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data_dir = os.path.join(script_dir, '..', 'data')
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argparser = argparse.ArgumentParser()
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argparser.add_argument('-p', '--provider', dest='p', default='http://localhost:8545', type=str, help='Web3 provider url (http only)')
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argparser.add_argument('-i', '--chain-spec', dest='i', type=str, default='evm:ethereum:1', help='Chain specification string')
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argparser.add_argument('-a', '--contract-address', dest='a', type=str, required=True, help='Token endorsement contract address')
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argparser.add_argument('-f', '--format', dest='f', type=str, default=default_format, help='Output format [human, brief]')
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argparser.add_argument('-v', action='store_true', help='Be verbose')
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argparser.add_argument('-vv', action='store_true', help='Be more verbose')
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argparser.add_argument('token_symbol', type=str, nargs='?', help='Token symbol to return address for')
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args = argparser.parse_args()
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if args.vv:
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logg.setLevel(logging.DEBUG)
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elif args.v:
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logg.setLevel(logging.INFO)
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rpc = EthHTTPConnection(args.p)
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contract_address = args.a
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token_symbol = args.token_symbol
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fmt = args.f
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chain_spec = ChainSpec.from_chain_str(args.i)
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def out_element(e, fmt=default_format, w=sys.stdout):
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if fmt == 'brief':
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w.write(e[1] + '\n')
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else:
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w.write('{} {}\n'.format(e[0], e[1]))
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def element(ifc, contract_address, token_symbol, fmt=fmt, w=sys.stdout):
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o = ifc.address_of(contract_address, token_symbol)
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r = rpc.do(o)
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a = ifc.parse_address_of(r)
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out_element((token_symbol, a), fmt, w)
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def ls(ifc, contract_address, token_ifc, fmt=fmt, w=sys.stdout):
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o = ifc.entry_count(contract_address)
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r = rpc.do(o)
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count = ifc.parse_entry_count(r)
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logg.debug('count {}'.format(count))
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for i in range(count):
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o = ifc.entry(contract_address, i)
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r = rpc.do(o)
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token_address = ifc.parse_entry(r)
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o = token_ifc.symbol(token_address)
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r = rpc.do(o)
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token_symbol = token_ifc.parse_symbol(r)
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element(ifc, contract_address, token_symbol, fmt, w)
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def main():
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token_ifc = ERC20(chain_spec)
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ifc = TokenUniqueSymbolIndex(chain_spec)
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if token_symbol != None:
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element(ifc, contract_address, token_symbol, fmt, sys.stdout)
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else:
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ls(ifc, contract_address, token_ifc, fmt, sys.stdout)
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if __name__ == '__main__':
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main()
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